diff options
64 files changed, 0 insertions, 16721 deletions
diff --git a/plugins/supereq/ffmpeg_fft/README b/plugins/supereq/ffmpeg_fft/README deleted file mode 100644 index f53b2447..00000000 --- a/plugins/supereq/ffmpeg_fft/README +++ /dev/null @@ -1,9 +0,0 @@ -purpose: - -* compare fftw and ffmpeg fourier transforms using benchfft and / or libbench -* note: this is very specifically for neon. if you want to use ffmpeg_fft with - some other arch / fpu, then you will need to do some reorganization - -todo: - -1) fix benchees/ffmpeg/doitr.c diff --git a/plugins/supereq/ffmpeg_fft/config.h b/plugins/supereq/ffmpeg_fft/config.h deleted file mode 100644 index 0f36b47c..00000000 --- a/plugins/supereq/ffmpeg_fft/config.h +++ /dev/null @@ -1,904 +0,0 @@ -/* Automatically generated by configure - do not modify! */ -#ifndef FFMPEG_CONFIG_H -#define FFMPEG_CONFIG_H -#define FFMPEG_CONFIGURATION "--prefix=/usr --enable-neon --enable-pic --cpu=cortex-a8 --arch=arm --cross-prefix=arm-none-linux-gnueabi- --enable-cross-compile --target-os=linux --extra-cflags='-mfpu=neon -mcpu=cortex-a8 -mfloat-abi=softfp' --enable-shared --disable-debug" -#define FFMPEG_LICENSE "LGPL version 2.1 or later" -#define FFMPEG_DATADIR "/usr/share/ffmpeg" -#define CC_TYPE "gcc" -#define CC_VERSION __VERSION__ -#define restrict restrict -#define ASMALIGN(ZEROBITS) ".p2align " #ZEROBITS "\n\t" -#define EXTERN_PREFIX "" -#define EXTERN_ASM -#define ARCH_ALPHA 0 -#define ARCH_ARM 0 -#define ARCH_AVR32 0 -#define ARCH_AVR32_AP 0 -#define ARCH_AVR32_UC 0 -#define ARCH_BFIN 0 -#define ARCH_IA64 0 -#define ARCH_M68K 0 -#define ARCH_MIPS 0 -#define ARCH_MIPS64 0 -#define ARCH_PARISC 0 -#define ARCH_PPC 0 -#define ARCH_PPC64 0 -#define ARCH_S390 0 -#define ARCH_SH4 0 -#define ARCH_SPARC 0 -#define ARCH_SPARC64 0 -#define ARCH_TOMI 0 -#define ARCH_X86 1 -#define ARCH_X86_32 1 -#define ARCH_X86_64 0 -#define HAVE_ALTIVEC 0 -#define HAVE_AMD3DNOW 0 -#define HAVE_AMD3DNOWEXT 0 -#define HAVE_ARMV5TE 1 -#define HAVE_ARMV6 1 -#define HAVE_ARMV6T2 1 -#define HAVE_ARMVFP 1 -#define HAVE_IWMMXT 0 -#define HAVE_MMI 0 -#define HAVE_MMX 0 -#define HAVE_MMX2 0 -#define HAVE_NEON 1 -#define HAVE_PPC4XX 0 -#define HAVE_SSE 1 -#define HAVE_SSSE3 1 -#define HAVE_VIS 0 -#define HAVE_BIGENDIAN 0 -#define HAVE_PTHREADS 1 -#define HAVE_W32THREADS 0 -#define HAVE_ALSA_ASOUNDLIB_H 0 -#define HAVE_ALTIVEC_H 0 -#define HAVE_ARPA_INET_H 1 -#define HAVE_ATTRIBUTE_MAY_ALIAS 1 -#define HAVE_ATTRIBUTE_PACKED 1 -#define HAVE_BSWAP 0 -#define HAVE_CLOSESOCKET 0 -#define HAVE_CMOV 0 -#define HAVE_CONIO_H 0 -#define HAVE_DCBZL 0 -#define HAVE_DEV_BKTR_IOCTL_BT848_H 0 -#define HAVE_DEV_BKTR_IOCTL_METEOR_H 0 -#define HAVE_DEV_IC_BT8XX_H 0 -#define HAVE_DEV_VIDEO_METEOR_IOCTL_METEOR_H 0 -#define HAVE_DEV_VIDEO_BKTR_IOCTL_BT848_H 0 -#define HAVE_DLFCN_H 1 -#define HAVE_DLOPEN 1 -#define HAVE_DOS_PATHS 0 -#define HAVE_EBP_AVAILABLE 0 -#define HAVE_EBX_AVAILABLE 0 -#define HAVE_EXP2 1 -#define HAVE_EXP2F 1 -#define HAVE_FAST_64BIT 0 -#define HAVE_FAST_CLZ 1 -#define HAVE_FAST_CMOV 0 -#define HAVE_FAST_UNALIGNED 1 -#define HAVE_FCNTL 1 -#define HAVE_FORK 1 -#define HAVE_GETADDRINFO 1 -#define HAVE_GETHRTIME 0 -#define HAVE_GETPROCESSMEMORYINFO 0 -#define HAVE_GETPROCESSTIMES 0 -#define HAVE_GETRUSAGE 1 -#define HAVE_GNU_AS 1 -#define HAVE_STRUCT_RUSAGE_RU_MAXRSS 1 -#define HAVE_IBM_ASM 0 -#define HAVE_INET_ATON 1 -#define HAVE_INLINE_ASM 1 -#define HAVE_ISATTY 1 -#define HAVE_LDBRX 0 -#define HAVE_LIBDC1394_1 0 -#define HAVE_LIBDC1394_2 0 -#define HAVE_LLRINT 1 -#define HAVE_LLRINTF 1 -#define HAVE_LOCAL_ALIGNED_16 0 -#define HAVE_LOCAL_ALIGNED_8 0 -#define HAVE_LOG2 1 -#define HAVE_LOG2F 1 -#define HAVE_LOONGSON 0 -#define HAVE_LRINT 1 -#define HAVE_LRINTF 1 -#define HAVE_LZO1X_999_COMPRESS 0 -#define HAVE_MACHINE_IOCTL_BT848_H 0 -#define HAVE_MACHINE_IOCTL_METEOR_H 0 -#define HAVE_MALLOC_H 1 -#define HAVE_MEMALIGN 1 -#define HAVE_MKSTEMP 1 -#define HAVE_PLD 1 -#define HAVE_POSIX_MEMALIGN 1 -#define HAVE_ROUND 1 -#define HAVE_ROUNDF 1 -#define HAVE_SDL 0 -#define HAVE_SDL_VIDEO_SIZE 0 -#define HAVE_SETMODE 0 -#define HAVE_SOCKLEN_T 1 -#define HAVE_SOUNDCARD_H 0 -#define HAVE_POLL_H 1 -#define HAVE_SETRLIMIT 1 -#define HAVE_STRERROR_R 1 -#define HAVE_STRUCT_ADDRINFO 1 -#define HAVE_STRUCT_IPV6_MREQ 1 -#define HAVE_STRUCT_SOCKADDR_IN6 1 -#define HAVE_STRUCT_SOCKADDR_SA_LEN 0 -#define HAVE_STRUCT_SOCKADDR_STORAGE 1 -#define HAVE_SYMVER 1 -#define HAVE_SYMVER_GNU_ASM 1 -#define HAVE_SYMVER_ASM_LABEL 0 -#define HAVE_SYS_MMAN_H 1 -#define HAVE_SYS_RESOURCE_H 1 -#define HAVE_SYS_SELECT_H 1 -#define HAVE_SYS_SOUNDCARD_H 1 -#define HAVE_SYS_VIDEOIO_H 0 -#define HAVE_TEN_OPERANDS 0 -#define HAVE_TERMIOS_H 1 -#define HAVE_THREADS 1 -#define HAVE_TRUNCF 1 -#define HAVE_VFP_ARGS 0 -#define HAVE_VIRTUALALLOC 0 -#define HAVE_WINSOCK2_H 0 -#define HAVE_XFORM_ASM 0 -#define HAVE_YASM 0 -#define CONFIG_BSFS 1 -#define CONFIG_DECODERS 1 -#define CONFIG_DEMUXERS 1 -#define CONFIG_ENCODERS 1 -#define CONFIG_FILTERS 1 -#define CONFIG_HWACCELS 0 -#define CONFIG_INDEVS 1 -#define CONFIG_MUXERS 1 -#define CONFIG_OUTDEVS 1 -#define CONFIG_PARSERS 1 -#define CONFIG_PROTOCOLS 1 -#define CONFIG_AANDCT 1 -#define CONFIG_AVCODEC 1 -#define CONFIG_AVDEVICE 1 -#define CONFIG_AVFILTER 1 -#define CONFIG_AVFILTER_LAVF 0 -#define CONFIG_AVFORMAT 1 -#define CONFIG_AVISYNTH 0 -#define CONFIG_BZLIB 0 -#define CONFIG_DCT 1 -#define CONFIG_DOC 0 -#define CONFIG_DWT 1 -#define CONFIG_DXVA2 0 -#define CONFIG_FASTDIV 1 -#define CONFIG_FFMPEG 1 -#define CONFIG_FFPLAY 0 -#define CONFIG_FFPROBE 1 -#define CONFIG_FFSERVER 1 -#define CONFIG_FFT 1 -#define CONFIG_GOLOMB 1 -#define CONFIG_GPL 0 -#define CONFIG_GRAY 0 -#define CONFIG_H264DSP 1 -#define CONFIG_HARDCODED_TABLES 0 -#define CONFIG_LIBDC1394 0 -#define CONFIG_LIBDIRAC 0 -#define CONFIG_LIBFAAC 0 -#define CONFIG_LIBGSM 0 -#define CONFIG_LIBMP3LAME 0 -#define CONFIG_LIBNUT 0 -#define CONFIG_LIBOPENCORE_AMRNB 0 -#define CONFIG_LIBOPENCORE_AMRWB 0 -#define CONFIG_LIBOPENJPEG 0 -#define CONFIG_LIBRTMP 0 -#define CONFIG_LIBSCHROEDINGER 0 -#define CONFIG_LIBSPEEX 0 -#define CONFIG_LIBTHEORA 0 -#define CONFIG_LIBVORBIS 0 -#define CONFIG_LIBVPX 0 -#define CONFIG_LIBX264 0 -#define CONFIG_LIBXVID 0 -#define CONFIG_LPC 1 -#define CONFIG_LSP 1 -//#define CONFIG_MDCT 1 -#define CONFIG_MEMALIGN_HACK 0 -#define CONFIG_MLIB 0 -#define CONFIG_MPEGAUDIO_HP 1 -#define CONFIG_NETWORK 1 -#define CONFIG_NONFREE 0 -#define CONFIG_PIC 1 -#define CONFIG_POSTPROC 0 -#define CONFIG_RDFT 1 -#define CONFIG_RUNTIME_CPUDETECT 0 -#define CONFIG_SHARED 1 -#define CONFIG_SMALL 0 -#define CONFIG_SRAM 0 -#define CONFIG_STATIC 1 -#define CONFIG_SWSCALE 1 -#define CONFIG_SWSCALE_ALPHA 1 -#define CONFIG_VAAPI 0 -#define CONFIG_VDPAU 0 -#define CONFIG_VERSION3 0 -#define CONFIG_X11GRAB 0 -#define CONFIG_ZLIB 0 -#define CONFIG_AVUTIL 1 -#define CONFIG_GPLV3 0 -#define CONFIG_LGPLV3 0 -#define CONFIG_AASC_DECODER 1 -#define CONFIG_AMV_DECODER 1 -#define CONFIG_ANM_DECODER 1 -#define CONFIG_ASV1_DECODER 1 -#define CONFIG_ASV2_DECODER 1 -#define CONFIG_AURA_DECODER 1 -#define CONFIG_AURA2_DECODER 1 -#define CONFIG_AVS_DECODER 1 -#define CONFIG_BETHSOFTVID_DECODER 1 -#define CONFIG_BFI_DECODER 1 -#define CONFIG_BINK_DECODER 1 -#define CONFIG_BMP_DECODER 1 -#define CONFIG_C93_DECODER 1 -#define CONFIG_CAVS_DECODER 1 -#define CONFIG_CDGRAPHICS_DECODER 1 -#define CONFIG_CINEPAK_DECODER 1 -#define CONFIG_CLJR_DECODER 1 -#define CONFIG_CSCD_DECODER 1 -#define CONFIG_CYUV_DECODER 1 -#define CONFIG_DNXHD_DECODER 1 -#define CONFIG_DPX_DECODER 1 -#define CONFIG_DSICINVIDEO_DECODER 1 -#define CONFIG_DVVIDEO_DECODER 1 -#define CONFIG_DXA_DECODER 0 -#define CONFIG_EACMV_DECODER 1 -#define CONFIG_EAMAD_DECODER 1 -#define CONFIG_EATGQ_DECODER 1 -#define CONFIG_EATGV_DECODER 1 -#define CONFIG_EATQI_DECODER 1 -#define CONFIG_EIGHTBPS_DECODER 1 -#define CONFIG_EIGHTSVX_EXP_DECODER 1 -#define CONFIG_EIGHTSVX_FIB_DECODER 1 -#define CONFIG_ESCAPE124_DECODER 1 -#define CONFIG_FFV1_DECODER 1 -#define CONFIG_FFVHUFF_DECODER 1 -#define CONFIG_FLASHSV_DECODER 0 -#define CONFIG_FLIC_DECODER 1 -#define CONFIG_FLV_DECODER 1 -#define CONFIG_FOURXM_DECODER 1 -#define CONFIG_FRAPS_DECODER 1 -#define CONFIG_FRWU_DECODER 1 -#define CONFIG_GIF_DECODER 1 -#define CONFIG_H261_DECODER 1 -#define CONFIG_H263_DECODER 1 -#define CONFIG_H263I_DECODER 1 -#define CONFIG_H264_DECODER 1 -#define CONFIG_H264_VDPAU_DECODER 0 -#define CONFIG_HUFFYUV_DECODER 1 -#define CONFIG_IDCIN_DECODER 1 -#define CONFIG_IFF_BYTERUN1_DECODER 1 -#define CONFIG_IFF_ILBM_DECODER 1 -#define CONFIG_INDEO2_DECODER 1 -#define CONFIG_INDEO3_DECODER 1 -#define CONFIG_INDEO5_DECODER 1 -#define CONFIG_INTERPLAY_VIDEO_DECODER 1 -#define CONFIG_JPEGLS_DECODER 1 -#define CONFIG_KGV1_DECODER 1 -#define CONFIG_KMVC_DECODER 1 -#define CONFIG_LOCO_DECODER 1 -#define CONFIG_MDEC_DECODER 1 -#define CONFIG_MIMIC_DECODER 1 -#define CONFIG_MJPEG_DECODER 1 -#define CONFIG_MJPEGB_DECODER 1 -#define CONFIG_MMVIDEO_DECODER 1 -#define CONFIG_MOTIONPIXELS_DECODER 1 -#define CONFIG_MPEG_XVMC_DECODER 0 -#define CONFIG_MPEG1VIDEO_DECODER 1 -#define CONFIG_MPEG2VIDEO_DECODER 1 -#define CONFIG_MPEG4_DECODER 1 -#define CONFIG_MPEG4_VDPAU_DECODER 0 -#define CONFIG_MPEGVIDEO_DECODER 1 -#define CONFIG_MPEG_VDPAU_DECODER 0 -#define CONFIG_MPEG1_VDPAU_DECODER 0 -#define CONFIG_MSMPEG4V1_DECODER 1 -#define CONFIG_MSMPEG4V2_DECODER 1 -#define CONFIG_MSMPEG4V3_DECODER 1 -#define CONFIG_MSRLE_DECODER 1 -#define CONFIG_MSVIDEO1_DECODER 1 -#define CONFIG_MSZH_DECODER 1 -#define CONFIG_NUV_DECODER 1 -#define CONFIG_PAM_DECODER 1 -#define CONFIG_PBM_DECODER 1 -#define CONFIG_PCX_DECODER 1 -#define CONFIG_PGM_DECODER 1 -#define CONFIG_PGMYUV_DECODER 1 -#define CONFIG_PICTOR_DECODER 1 -#define CONFIG_PNG_DECODER 0 -#define CONFIG_PPM_DECODER 1 -#define CONFIG_PTX_DECODER 1 -#define CONFIG_QDRAW_DECODER 1 -#define CONFIG_QPEG_DECODER 1 -#define CONFIG_QTRLE_DECODER 1 -#define CONFIG_R210_DECODER 1 -#define CONFIG_RAWVIDEO_DECODER 1 -#define CONFIG_RL2_DECODER 1 -#define CONFIG_ROQ_DECODER 1 -#define CONFIG_RPZA_DECODER 1 -#define CONFIG_RV10_DECODER 1 -#define CONFIG_RV20_DECODER 1 -#define CONFIG_RV30_DECODER 1 -#define CONFIG_RV40_DECODER 1 -#define CONFIG_SGI_DECODER 1 -#define CONFIG_SMACKER_DECODER 1 -#define CONFIG_SMC_DECODER 1 -#define CONFIG_SNOW_DECODER 1 -#define CONFIG_SP5X_DECODER 1 -#define CONFIG_SUNRAST_DECODER 1 -#define CONFIG_SVQ1_DECODER 1 -#define CONFIG_SVQ3_DECODER 1 -#define CONFIG_TARGA_DECODER 1 -#define CONFIG_THEORA_DECODER 1 -#define CONFIG_THP_DECODER 1 -#define CONFIG_TIERTEXSEQVIDEO_DECODER 1 -#define CONFIG_TIFF_DECODER 1 -#define CONFIG_TMV_DECODER 1 -#define CONFIG_TRUEMOTION1_DECODER 1 -#define CONFIG_TRUEMOTION2_DECODER 1 -#define CONFIG_TSCC_DECODER 0 -#define CONFIG_TXD_DECODER 1 -#define CONFIG_ULTI_DECODER 1 -#define CONFIG_V210_DECODER 1 -#define CONFIG_V210X_DECODER 1 -#define CONFIG_VB_DECODER 1 -#define CONFIG_VC1_DECODER 1 -#define CONFIG_VC1_VDPAU_DECODER 0 -#define CONFIG_VCR1_DECODER 1 -#define CONFIG_VMDVIDEO_DECODER 1 -#define CONFIG_VMNC_DECODER 1 -#define CONFIG_VP3_DECODER 1 -#define CONFIG_VP5_DECODER 1 -#define CONFIG_VP6_DECODER 1 -#define CONFIG_VP6A_DECODER 1 -#define CONFIG_VP6F_DECODER 1 -#define CONFIG_VP8_DECODER 1 -#define CONFIG_VQA_DECODER 1 -#define CONFIG_WMV1_DECODER 1 -#define CONFIG_WMV2_DECODER 1 -#define CONFIG_WMV3_DECODER 1 -#define CONFIG_WMV3_VDPAU_DECODER 0 -#define CONFIG_WNV1_DECODER 1 -#define CONFIG_XAN_WC3_DECODER 1 -#define CONFIG_XL_DECODER 1 -#define CONFIG_YOP_DECODER 1 -#define CONFIG_ZLIB_DECODER 0 -#define CONFIG_ZMBV_DECODER 0 -#define CONFIG_AAC_DECODER 1 -#define CONFIG_AC3_DECODER 1 -#define CONFIG_ALAC_DECODER 1 -#define CONFIG_ALS_DECODER 1 -#define CONFIG_AMRNB_DECODER 1 -#define CONFIG_APE_DECODER 1 -#define CONFIG_ATRAC1_DECODER 1 -#define CONFIG_ATRAC3_DECODER 1 -#define CONFIG_BINKAUDIO_DCT_DECODER 1 -#define CONFIG_BINKAUDIO_RDFT_DECODER 1 -#define CONFIG_COOK_DECODER 1 -/* #define CONFIG_DCA_DECODER 1 */ -#define CONFIG_DSICINAUDIO_DECODER 1 -#define CONFIG_EAC3_DECODER 1 -#define CONFIG_FLAC_DECODER 1 -#define CONFIG_GSM_DECODER 1 -#define CONFIG_GSM_MS_DECODER 1 -#define CONFIG_IMC_DECODER 1 -#define CONFIG_MACE3_DECODER 1 -#define CONFIG_MACE6_DECODER 1 -#define CONFIG_MLP_DECODER 1 -#define CONFIG_MP1_DECODER 1 -#define CONFIG_MP1FLOAT_DECODER 1 -#define CONFIG_MP2_DECODER 1 -#define CONFIG_MP2FLOAT_DECODER 1 -#define CONFIG_MP3_DECODER 1 -#define CONFIG_MP3FLOAT_DECODER 1 -#define CONFIG_MP3ADU_DECODER 1 -#define CONFIG_MP3ADUFLOAT_DECODER 1 -#define CONFIG_MP3ON4_DECODER 1 -#define CONFIG_MP3ON4FLOAT_DECODER 1 -#define CONFIG_MPC7_DECODER 1 -#define CONFIG_MPC8_DECODER 1 -#define CONFIG_NELLYMOSER_DECODER 1 -#define CONFIG_QCELP_DECODER 1 -#define CONFIG_QDM2_DECODER 1 -#define CONFIG_RA_144_DECODER 1 -#define CONFIG_RA_288_DECODER 1 -#define CONFIG_SHORTEN_DECODER 1 -#define CONFIG_SIPR_DECODER 1 -#define CONFIG_SMACKAUD_DECODER 1 -#define CONFIG_SONIC_DECODER 1 -#define CONFIG_TRUEHD_DECODER 1 -#define CONFIG_TRUESPEECH_DECODER 1 -#define CONFIG_TTA_DECODER 1 -#define CONFIG_TWINVQ_DECODER 1 -#define CONFIG_VMDAUDIO_DECODER 1 -#define CONFIG_VORBIS_DECODER 1 -#define CONFIG_WAVPACK_DECODER 1 -#define CONFIG_WMAPRO_DECODER 1 -#define CONFIG_WMAV1_DECODER 1 -#define CONFIG_WMAV2_DECODER 1 -#define CONFIG_WMAVOICE_DECODER 1 -#define CONFIG_WS_SND1_DECODER 1 -#define CONFIG_PCM_ALAW_DECODER 1 -#define CONFIG_PCM_BLURAY_DECODER 1 -#define CONFIG_PCM_DVD_DECODER 1 -#define CONFIG_PCM_F32BE_DECODER 1 -#define CONFIG_PCM_F32LE_DECODER 1 -#define CONFIG_PCM_F64BE_DECODER 1 -#define CONFIG_PCM_F64LE_DECODER 1 -#define CONFIG_PCM_MULAW_DECODER 1 -#define CONFIG_PCM_S8_DECODER 1 -#define CONFIG_PCM_S16BE_DECODER 1 -#define CONFIG_PCM_S16LE_DECODER 1 -#define CONFIG_PCM_S16LE_PLANAR_DECODER 1 -#define CONFIG_PCM_S24BE_DECODER 1 -#define CONFIG_PCM_S24DAUD_DECODER 1 -#define CONFIG_PCM_S24LE_DECODER 1 -#define CONFIG_PCM_S32BE_DECODER 1 -#define CONFIG_PCM_S32LE_DECODER 1 -#define CONFIG_PCM_U8_DECODER 1 -#define CONFIG_PCM_U16BE_DECODER 1 -#define CONFIG_PCM_U16LE_DECODER 1 -#define CONFIG_PCM_U24BE_DECODER 1 -#define CONFIG_PCM_U24LE_DECODER 1 -#define CONFIG_PCM_U32BE_DECODER 1 -#define CONFIG_PCM_U32LE_DECODER 1 -#define CONFIG_PCM_ZORK_DECODER 1 -#define CONFIG_INTERPLAY_DPCM_DECODER 1 -#define CONFIG_ROQ_DPCM_DECODER 1 -#define CONFIG_SOL_DPCM_DECODER 1 -#define CONFIG_XAN_DPCM_DECODER 1 -#define CONFIG_ADPCM_4XM_DECODER 1 -#define CONFIG_ADPCM_ADX_DECODER 1 -#define CONFIG_ADPCM_CT_DECODER 1 -#define CONFIG_ADPCM_EA_DECODER 1 -#define CONFIG_ADPCM_EA_MAXIS_XA_DECODER 1 -#define CONFIG_ADPCM_EA_R1_DECODER 1 -#define CONFIG_ADPCM_EA_R2_DECODER 1 -#define CONFIG_ADPCM_EA_R3_DECODER 1 -#define CONFIG_ADPCM_EA_XAS_DECODER 1 -#define CONFIG_ADPCM_G726_DECODER 1 -#define CONFIG_ADPCM_IMA_AMV_DECODER 1 -#define CONFIG_ADPCM_IMA_DK3_DECODER 1 -#define CONFIG_ADPCM_IMA_DK4_DECODER 1 -#define CONFIG_ADPCM_IMA_EA_EACS_DECODER 1 -#define CONFIG_ADPCM_IMA_EA_SEAD_DECODER 1 -#define CONFIG_ADPCM_IMA_ISS_DECODER 1 -#define CONFIG_ADPCM_IMA_QT_DECODER 1 -#define CONFIG_ADPCM_IMA_SMJPEG_DECODER 1 -#define CONFIG_ADPCM_IMA_WAV_DECODER 1 -#define CONFIG_ADPCM_IMA_WS_DECODER 1 -#define CONFIG_ADPCM_MS_DECODER 1 -#define CONFIG_ADPCM_SBPRO_2_DECODER 1 -#define CONFIG_ADPCM_SBPRO_3_DECODER 1 -#define CONFIG_ADPCM_SBPRO_4_DECODER 1 -#define CONFIG_ADPCM_SWF_DECODER 1 -#define CONFIG_ADPCM_THP_DECODER 1 -#define CONFIG_ADPCM_XA_DECODER 1 -#define CONFIG_ADPCM_YAMAHA_DECODER 1 -#define CONFIG_DVBSUB_DECODER 1 -#define CONFIG_DVDSUB_DECODER 1 -#define CONFIG_PGSSUB_DECODER 1 -#define CONFIG_XSUB_DECODER 1 -#define CONFIG_LIBDIRAC_DECODER 0 -#define CONFIG_LIBGSM_DECODER 0 -#define CONFIG_LIBGSM_MS_DECODER 0 -#define CONFIG_LIBOPENCORE_AMRNB_DECODER 0 -#define CONFIG_LIBOPENCORE_AMRWB_DECODER 0 -#define CONFIG_LIBOPENJPEG_DECODER 0 -#define CONFIG_LIBSCHROEDINGER_DECODER 0 -#define CONFIG_LIBSPEEX_DECODER 0 -#define CONFIG_LIBVPX_DECODER 0 -#define CONFIG_ASV1_ENCODER 1 -#define CONFIG_ASV2_ENCODER 1 -#define CONFIG_BMP_ENCODER 1 -#define CONFIG_DNXHD_ENCODER 1 -#define CONFIG_DVVIDEO_ENCODER 1 -#define CONFIG_FFV1_ENCODER 1 -#define CONFIG_FFVHUFF_ENCODER 1 -#define CONFIG_FLASHSV_ENCODER 0 -#define CONFIG_FLV_ENCODER 1 -#define CONFIG_GIF_ENCODER 1 -#define CONFIG_H261_ENCODER 1 -#define CONFIG_H263_ENCODER 1 -#define CONFIG_H263P_ENCODER 1 -#define CONFIG_HUFFYUV_ENCODER 1 -#define CONFIG_JPEGLS_ENCODER 1 -#define CONFIG_LJPEG_ENCODER 1 -#define CONFIG_MJPEG_ENCODER 1 -#define CONFIG_MPEG1VIDEO_ENCODER 1 -#define CONFIG_MPEG2VIDEO_ENCODER 1 -#define CONFIG_MPEG4_ENCODER 1 -#define CONFIG_MSMPEG4V1_ENCODER 1 -#define CONFIG_MSMPEG4V2_ENCODER 1 -#define CONFIG_MSMPEG4V3_ENCODER 1 -#define CONFIG_PAM_ENCODER 1 -#define CONFIG_PBM_ENCODER 1 -#define CONFIG_PCX_ENCODER 1 -#define CONFIG_PGM_ENCODER 1 -#define CONFIG_PGMYUV_ENCODER 1 -#define CONFIG_PNG_ENCODER 0 -#define CONFIG_PPM_ENCODER 1 -#define CONFIG_QTRLE_ENCODER 1 -#define CONFIG_RAWVIDEO_ENCODER 1 -#define CONFIG_ROQ_ENCODER 1 -#define CONFIG_RV10_ENCODER 1 -#define CONFIG_RV20_ENCODER 1 -#define CONFIG_SGI_ENCODER 1 -#define CONFIG_SNOW_ENCODER 1 -#define CONFIG_SVQ1_ENCODER 1 -#define CONFIG_TARGA_ENCODER 1 -#define CONFIG_TIFF_ENCODER 1 -#define CONFIG_V210_ENCODER 1 -#define CONFIG_WMV1_ENCODER 1 -#define CONFIG_WMV2_ENCODER 1 -#define CONFIG_ZLIB_ENCODER 0 -#define CONFIG_ZMBV_ENCODER 0 -#define CONFIG_AAC_ENCODER 1 -#define CONFIG_AC3_ENCODER 1 -#define CONFIG_ALAC_ENCODER 1 -#define CONFIG_FLAC_ENCODER 1 -#define CONFIG_MP2_ENCODER 1 -#define CONFIG_NELLYMOSER_ENCODER 1 -#define CONFIG_RA_144_ENCODER 1 -#define CONFIG_SONIC_ENCODER 1 -#define CONFIG_SONIC_LS_ENCODER 1 -#define CONFIG_VORBIS_ENCODER 1 -#define CONFIG_WMAV1_ENCODER 1 -#define CONFIG_WMAV2_ENCODER 1 -#define CONFIG_PCM_ALAW_ENCODER 1 -#define CONFIG_PCM_F32BE_ENCODER 1 -#define CONFIG_PCM_F32LE_ENCODER 1 -#define CONFIG_PCM_F64BE_ENCODER 1 -#define CONFIG_PCM_F64LE_ENCODER 1 -#define CONFIG_PCM_MULAW_ENCODER 1 -#define CONFIG_PCM_S8_ENCODER 1 -#define CONFIG_PCM_S16BE_ENCODER 1 -#define CONFIG_PCM_S16LE_ENCODER 1 -#define CONFIG_PCM_S24BE_ENCODER 1 -#define CONFIG_PCM_S24DAUD_ENCODER 1 -#define CONFIG_PCM_S24LE_ENCODER 1 -#define CONFIG_PCM_S32BE_ENCODER 1 -#define CONFIG_PCM_S32LE_ENCODER 1 -#define CONFIG_PCM_U8_ENCODER 1 -#define CONFIG_PCM_U16BE_ENCODER 1 -#define CONFIG_PCM_U16LE_ENCODER 1 -#define CONFIG_PCM_U24BE_ENCODER 1 -#define CONFIG_PCM_U24LE_ENCODER 1 -#define CONFIG_PCM_U32BE_ENCODER 1 -#define CONFIG_PCM_U32LE_ENCODER 1 -#define CONFIG_PCM_ZORK_ENCODER 1 -#define CONFIG_ROQ_DPCM_ENCODER 1 -#define CONFIG_ADPCM_ADX_ENCODER 1 -#define CONFIG_ADPCM_G726_ENCODER 1 -#define CONFIG_ADPCM_IMA_QT_ENCODER 1 -#define CONFIG_ADPCM_IMA_WAV_ENCODER 1 -#define CONFIG_ADPCM_MS_ENCODER 1 -#define CONFIG_ADPCM_SWF_ENCODER 1 -#define CONFIG_ADPCM_YAMAHA_ENCODER 1 -#define CONFIG_DVBSUB_ENCODER 1 -#define CONFIG_DVDSUB_ENCODER 1 -#define CONFIG_XSUB_ENCODER 1 -#define CONFIG_LIBDIRAC_ENCODER 0 -#define CONFIG_LIBFAAC_ENCODER 0 -#define CONFIG_LIBGSM_ENCODER 0 -#define CONFIG_LIBGSM_MS_ENCODER 0 -#define CONFIG_LIBMP3LAME_ENCODER 0 -#define CONFIG_LIBOPENCORE_AMRNB_ENCODER 0 -#define CONFIG_LIBSCHROEDINGER_ENCODER 0 -#define CONFIG_LIBTHEORA_ENCODER 0 -#define CONFIG_LIBVORBIS_ENCODER 0 -#define CONFIG_LIBVPX_ENCODER 0 -#define CONFIG_LIBX264_ENCODER 0 -#define CONFIG_LIBXVID_ENCODER 0 -#define CONFIG_H263_VAAPI_HWACCEL 0 -#define CONFIG_H264_DXVA2_HWACCEL 0 -#define CONFIG_H264_VAAPI_HWACCEL 0 -#define CONFIG_MPEG2_DXVA2_HWACCEL 0 -#define CONFIG_MPEG2_VAAPI_HWACCEL 0 -#define CONFIG_MPEG4_VAAPI_HWACCEL 0 -#define CONFIG_VC1_DXVA2_HWACCEL 0 -#define CONFIG_VC1_VAAPI_HWACCEL 0 -#define CONFIG_WMV3_DXVA2_HWACCEL 0 -#define CONFIG_WMV3_VAAPI_HWACCEL 0 -#define CONFIG_AAC_PARSER 1 -#define CONFIG_AC3_PARSER 1 -#define CONFIG_CAVSVIDEO_PARSER 1 -#define CONFIG_DCA_PARSER 1 -#define CONFIG_DIRAC_PARSER 1 -#define CONFIG_DNXHD_PARSER 1 -#define CONFIG_DVBSUB_PARSER 1 -#define CONFIG_DVDSUB_PARSER 1 -#define CONFIG_H261_PARSER 1 -#define CONFIG_H263_PARSER 1 -#define CONFIG_H264_PARSER 1 -#define CONFIG_MJPEG_PARSER 1 -#define CONFIG_MLP_PARSER 1 -#define CONFIG_MPEG4VIDEO_PARSER 1 -#define CONFIG_MPEGAUDIO_PARSER 1 -#define CONFIG_MPEGVIDEO_PARSER 1 -#define CONFIG_PNM_PARSER 1 -#define CONFIG_VC1_PARSER 1 -#define CONFIG_VP3_PARSER 1 -#define CONFIG_VP8_PARSER 1 -#define CONFIG_AAC_ADTSTOASC_BSF 1 -#define CONFIG_CHOMP_BSF 1 -#define CONFIG_DUMP_EXTRADATA_BSF 1 -#define CONFIG_H264_MP4TOANNEXB_BSF 1 -#define CONFIG_IMX_DUMP_HEADER_BSF 1 -#define CONFIG_MJPEGA_DUMP_HEADER_BSF 1 -#define CONFIG_MP3_HEADER_COMPRESS_BSF 1 -#define CONFIG_MP3_HEADER_DECOMPRESS_BSF 1 -#define CONFIG_MOV2TEXTSUB_BSF 1 -#define CONFIG_NOISE_BSF 1 -#define CONFIG_REMOVE_EXTRADATA_BSF 1 -#define CONFIG_TEXT2MOVSUB_BSF 1 -#define CONFIG_AAC_DEMUXER 1 -#define CONFIG_AC3_DEMUXER 1 -#define CONFIG_AEA_DEMUXER 1 -#define CONFIG_AIFF_DEMUXER 1 -#define CONFIG_AMR_DEMUXER 1 -#define CONFIG_ANM_DEMUXER 1 -#define CONFIG_APC_DEMUXER 1 -#define CONFIG_APE_DEMUXER 1 -#define CONFIG_ASF_DEMUXER 1 -#define CONFIG_ASS_DEMUXER 1 -#define CONFIG_AU_DEMUXER 1 -#define CONFIG_AVI_DEMUXER 1 -#define CONFIG_AVISYNTH_DEMUXER 0 -#define CONFIG_AVS_DEMUXER 1 -#define CONFIG_BETHSOFTVID_DEMUXER 1 -#define CONFIG_BFI_DEMUXER 1 -#define CONFIG_BINK_DEMUXER 1 -#define CONFIG_C93_DEMUXER 1 -#define CONFIG_CAF_DEMUXER 1 -#define CONFIG_CAVSVIDEO_DEMUXER 1 -#define CONFIG_CDG_DEMUXER 1 -#define CONFIG_DAUD_DEMUXER 1 -#define CONFIG_DIRAC_DEMUXER 1 -#define CONFIG_DNXHD_DEMUXER 1 -#define CONFIG_DSICIN_DEMUXER 1 -#define CONFIG_DTS_DEMUXER 1 -#define CONFIG_DV_DEMUXER 1 -#define CONFIG_DXA_DEMUXER 1 -#define CONFIG_EA_DEMUXER 1 -#define CONFIG_EA_CDATA_DEMUXER 1 -#define CONFIG_EAC3_DEMUXER 1 -#define CONFIG_FFM_DEMUXER 1 -#define CONFIG_FILMSTRIP_DEMUXER 1 -#define CONFIG_FLAC_DEMUXER 1 -#define CONFIG_FLIC_DEMUXER 1 -#define CONFIG_FLV_DEMUXER 1 -#define CONFIG_FOURXM_DEMUXER 1 -#define CONFIG_GSM_DEMUXER 1 -#define CONFIG_GXF_DEMUXER 1 -#define CONFIG_H261_DEMUXER 1 -#define CONFIG_H263_DEMUXER 1 -#define CONFIG_H264_DEMUXER 1 -#define CONFIG_IDCIN_DEMUXER 1 -#define CONFIG_IFF_DEMUXER 1 -#define CONFIG_IMAGE2_DEMUXER 1 -#define CONFIG_IMAGE2PIPE_DEMUXER 1 -#define CONFIG_INGENIENT_DEMUXER 1 -#define CONFIG_IPMOVIE_DEMUXER 1 -#define CONFIG_ISS_DEMUXER 1 -#define CONFIG_IV8_DEMUXER 1 -#define CONFIG_IVF_DEMUXER 1 -#define CONFIG_LMLM4_DEMUXER 1 -#define CONFIG_M4V_DEMUXER 1 -#define CONFIG_MATROSKA_DEMUXER 1 -#define CONFIG_MJPEG_DEMUXER 1 -#define CONFIG_MLP_DEMUXER 1 -#define CONFIG_MM_DEMUXER 1 -#define CONFIG_MMF_DEMUXER 1 -#define CONFIG_MOV_DEMUXER 1 -#define CONFIG_MP3_DEMUXER 1 -#define CONFIG_MPC_DEMUXER 1 -#define CONFIG_MPC8_DEMUXER 1 -#define CONFIG_MPEGPS_DEMUXER 1 -#define CONFIG_MPEGTS_DEMUXER 1 -#define CONFIG_MPEGTSRAW_DEMUXER 1 -#define CONFIG_MPEGVIDEO_DEMUXER 1 -#define CONFIG_MSNWC_TCP_DEMUXER 1 -#define CONFIG_MTV_DEMUXER 1 -#define CONFIG_MVI_DEMUXER 1 -#define CONFIG_MXF_DEMUXER 1 -#define CONFIG_NC_DEMUXER 1 -#define CONFIG_NSV_DEMUXER 1 -#define CONFIG_NUT_DEMUXER 1 -#define CONFIG_NUV_DEMUXER 1 -#define CONFIG_OGG_DEMUXER 1 -#define CONFIG_OMA_DEMUXER 1 -#define CONFIG_PCM_ALAW_DEMUXER 1 -#define CONFIG_PCM_MULAW_DEMUXER 1 -#define CONFIG_PCM_F64BE_DEMUXER 1 -#define CONFIG_PCM_F64LE_DEMUXER 1 -#define CONFIG_PCM_F32BE_DEMUXER 1 -#define CONFIG_PCM_F32LE_DEMUXER 1 -#define CONFIG_PCM_S32BE_DEMUXER 1 -#define CONFIG_PCM_S32LE_DEMUXER 1 -#define CONFIG_PCM_S24BE_DEMUXER 1 -#define CONFIG_PCM_S24LE_DEMUXER 1 -#define CONFIG_PCM_S16BE_DEMUXER 1 -#define CONFIG_PCM_S16LE_DEMUXER 1 -#define CONFIG_PCM_S8_DEMUXER 1 -#define CONFIG_PCM_U32BE_DEMUXER 1 -#define CONFIG_PCM_U32LE_DEMUXER 1 -#define CONFIG_PCM_U24BE_DEMUXER 1 -#define CONFIG_PCM_U24LE_DEMUXER 1 -#define CONFIG_PCM_U16BE_DEMUXER 1 -#define CONFIG_PCM_U16LE_DEMUXER 1 -#define CONFIG_PCM_U8_DEMUXER 1 -#define CONFIG_PVA_DEMUXER 1 -#define CONFIG_QCP_DEMUXER 1 -#define CONFIG_R3D_DEMUXER 1 -#define CONFIG_RAWVIDEO_DEMUXER 1 -#define CONFIG_RL2_DEMUXER 1 -#define CONFIG_RM_DEMUXER 1 -#define CONFIG_ROQ_DEMUXER 1 -#define CONFIG_RPL_DEMUXER 1 -#define CONFIG_RTSP_DEMUXER 1 -#define CONFIG_SDP_DEMUXER 1 -#define CONFIG_SEGAFILM_DEMUXER 1 -#define CONFIG_SHORTEN_DEMUXER 1 -#define CONFIG_SIFF_DEMUXER 1 -#define CONFIG_SMACKER_DEMUXER 1 -#define CONFIG_SOL_DEMUXER 1 -#define CONFIG_SOX_DEMUXER 1 -#define CONFIG_STR_DEMUXER 1 -#define CONFIG_SWF_DEMUXER 1 -#define CONFIG_THP_DEMUXER 1 -#define CONFIG_TIERTEXSEQ_DEMUXER 1 -#define CONFIG_TMV_DEMUXER 1 -#define CONFIG_TRUEHD_DEMUXER 1 -#define CONFIG_TTA_DEMUXER 1 -#define CONFIG_TXD_DEMUXER 1 -#define CONFIG_VC1_DEMUXER 1 -#define CONFIG_VC1T_DEMUXER 1 -#define CONFIG_VMD_DEMUXER 1 -#define CONFIG_VOC_DEMUXER 1 -#define CONFIG_VQF_DEMUXER 1 -#define CONFIG_W64_DEMUXER 1 -#define CONFIG_WAV_DEMUXER 1 -#define CONFIG_WC3_DEMUXER 1 -#define CONFIG_WSAUD_DEMUXER 1 -#define CONFIG_WSVQA_DEMUXER 1 -#define CONFIG_WV_DEMUXER 1 -#define CONFIG_XA_DEMUXER 1 -#define CONFIG_YOP_DEMUXER 1 -#define CONFIG_YUV4MPEGPIPE_DEMUXER 1 -#define CONFIG_LIBNUT_DEMUXER 0 -#define CONFIG_AC3_MUXER 1 -#define CONFIG_ADTS_MUXER 1 -#define CONFIG_AIFF_MUXER 1 -#define CONFIG_AMR_MUXER 1 -#define CONFIG_ASF_MUXER 1 -#define CONFIG_ASS_MUXER 1 -#define CONFIG_ASF_STREAM_MUXER 1 -#define CONFIG_AU_MUXER 1 -#define CONFIG_AVI_MUXER 1 -#define CONFIG_AVM2_MUXER 1 -#define CONFIG_CRC_MUXER 1 -#define CONFIG_DAUD_MUXER 1 -#define CONFIG_DIRAC_MUXER 1 -#define CONFIG_DNXHD_MUXER 1 -#define CONFIG_DTS_MUXER 1 -#define CONFIG_DV_MUXER 1 -#define CONFIG_EAC3_MUXER 1 -#define CONFIG_FFM_MUXER 1 -#define CONFIG_FILMSTRIP_MUXER 1 -#define CONFIG_FLAC_MUXER 1 -#define CONFIG_FLV_MUXER 1 -#define CONFIG_FRAMECRC_MUXER 1 -#define CONFIG_FRAMEMD5_MUXER 1 -#define CONFIG_GIF_MUXER 1 -#define CONFIG_GXF_MUXER 1 -#define CONFIG_H261_MUXER 1 -#define CONFIG_H263_MUXER 1 -#define CONFIG_H264_MUXER 1 -#define CONFIG_IMAGE2_MUXER 1 -#define CONFIG_IMAGE2PIPE_MUXER 1 -#define CONFIG_IPOD_MUXER 1 -#define CONFIG_M4V_MUXER 1 -#define CONFIG_MD5_MUXER 1 -#define CONFIG_MATROSKA_MUXER 1 -#define CONFIG_MATROSKA_AUDIO_MUXER 1 -#define CONFIG_MJPEG_MUXER 1 -#define CONFIG_MLP_MUXER 1 -#define CONFIG_MMF_MUXER 1 -#define CONFIG_MOV_MUXER 1 -#define CONFIG_MP2_MUXER 1 -#define CONFIG_MP3_MUXER 1 -#define CONFIG_MP4_MUXER 1 -#define CONFIG_MPEG1SYSTEM_MUXER 1 -#define CONFIG_MPEG1VCD_MUXER 1 -#define CONFIG_MPEG1VIDEO_MUXER 1 -#define CONFIG_MPEG2DVD_MUXER 1 -#define CONFIG_MPEG2SVCD_MUXER 1 -#define CONFIG_MPEG2VIDEO_MUXER 1 -#define CONFIG_MPEG2VOB_MUXER 1 -#define CONFIG_MPEGTS_MUXER 1 -#define CONFIG_MPJPEG_MUXER 1 -#define CONFIG_MXF_MUXER 1 -#define CONFIG_MXF_D10_MUXER 1 -#define CONFIG_NULL_MUXER 1 -#define CONFIG_NUT_MUXER 1 -#define CONFIG_OGG_MUXER 1 -#define CONFIG_PCM_ALAW_MUXER 1 -#define CONFIG_PCM_MULAW_MUXER 1 -#define CONFIG_PCM_F64BE_MUXER 1 -#define CONFIG_PCM_F64LE_MUXER 1 -#define CONFIG_PCM_F32BE_MUXER 1 -#define CONFIG_PCM_F32LE_MUXER 1 -#define CONFIG_PCM_S32BE_MUXER 1 -#define CONFIG_PCM_S32LE_MUXER 1 -#define CONFIG_PCM_S24BE_MUXER 1 -#define CONFIG_PCM_S24LE_MUXER 1 -#define CONFIG_PCM_S16BE_MUXER 1 -#define CONFIG_PCM_S16LE_MUXER 1 -#define CONFIG_PCM_S8_MUXER 1 -#define CONFIG_PCM_U32BE_MUXER 1 -#define CONFIG_PCM_U32LE_MUXER 1 -#define CONFIG_PCM_U24BE_MUXER 1 -#define CONFIG_PCM_U24LE_MUXER 1 -#define CONFIG_PCM_U16BE_MUXER 1 -#define CONFIG_PCM_U16LE_MUXER 1 -#define CONFIG_PCM_U8_MUXER 1 -#define CONFIG_PSP_MUXER 1 -#define CONFIG_RAWVIDEO_MUXER 1 -#define CONFIG_RM_MUXER 1 -#define CONFIG_ROQ_MUXER 1 -#define CONFIG_RTP_MUXER 1 -#define CONFIG_RTSP_MUXER 1 -#define CONFIG_SOX_MUXER 1 -#define CONFIG_SPDIF_MUXER 1 -#define CONFIG_SWF_MUXER 1 -#define CONFIG_TG2_MUXER 1 -#define CONFIG_TGP_MUXER 1 -#define CONFIG_TRUEHD_MUXER 1 -#define CONFIG_VC1T_MUXER 1 -#define CONFIG_VOC_MUXER 1 -#define CONFIG_WAV_MUXER 1 -#define CONFIG_WEBM_MUXER 1 -#define CONFIG_YUV4MPEGPIPE_MUXER 1 -#define CONFIG_LIBNUT_MUXER 0 -#define CONFIG_ASPECT_FILTER 1 -#define CONFIG_CROP_FILTER 1 -#define CONFIG_FORMAT_FILTER 1 -#define CONFIG_NOFORMAT_FILTER 1 -#define CONFIG_NULL_FILTER 1 -#define CONFIG_PAD_FILTER 1 -#define CONFIG_PIXDESCTEST_FILTER 1 -#define CONFIG_PIXELASPECT_FILTER 1 -#define CONFIG_SCALE_FILTER 1 -#define CONFIG_SLICIFY_FILTER 1 -#define CONFIG_UNSHARP_FILTER 1 -#define CONFIG_VFLIP_FILTER 1 -#define CONFIG_BUFFER_FILTER 1 -#define CONFIG_NULLSRC_FILTER 1 -#define CONFIG_NULLSINK_FILTER 1 -#define CONFIG_FILE_PROTOCOL 1 -#define CONFIG_GOPHER_PROTOCOL 1 -#define CONFIG_HTTP_PROTOCOL 1 -#define CONFIG_MMST_PROTOCOL 1 -#define CONFIG_PIPE_PROTOCOL 1 -#define CONFIG_RTMP_PROTOCOL 1 -#define CONFIG_RTMPT_PROTOCOL 1 -#define CONFIG_RTMPE_PROTOCOL 1 -#define CONFIG_RTMPTE_PROTOCOL 1 -#define CONFIG_RTMPS_PROTOCOL 1 -#define CONFIG_RTP_PROTOCOL 1 -#define CONFIG_TCP_PROTOCOL 1 -#define CONFIG_UDP_PROTOCOL 1 -#define CONFIG_CONCAT_PROTOCOL 1 -#define CONFIG_ALSA_INDEV 0 -#define CONFIG_BKTR_INDEV 0 -#define CONFIG_DV1394_INDEV 1 -#define CONFIG_JACK_INDEV 0 -#define CONFIG_OSS_INDEV 1 -#define CONFIG_V4L2_INDEV 1 -#define CONFIG_V4L_INDEV 1 -#define CONFIG_VFWCAP_INDEV 0 -#define CONFIG_X11_GRAB_DEVICE_INDEV 0 -#define CONFIG_LIBDC1394_INDEV 0 -#define CONFIG_ALSA_OUTDEV 0 -#define CONFIG_OSS_OUTDEV 1 -#endif /* FFMPEG_CONFIG_H */ diff --git a/plugins/supereq/ffmpeg_fft/ffmpeg_fft.h b/plugins/supereq/ffmpeg_fft/ffmpeg_fft.h deleted file mode 100644 index b98313d2..00000000 --- a/plugins/supereq/ffmpeg_fft/ffmpeg_fft.h +++ /dev/null @@ -1,95 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVCODEC_AVFFT_H -#define AVCODEC_AVFFT_H - -typedef float FFTSample; - -typedef struct FFTComplex { - FFTSample re, im; -} FFTComplex; - -//#define FFTC_SZ 32 -typedef struct FFTContext FFTContext; - -/** - * Set up a complex FFT. - * @param nbits log2 of the length of the input array - * @param inverse if 0 perform the forward transform, if 1 perform the inverse - */ -FFTContext *av_fft_init(int nbits, int inverse); - -/** - * Do the permutation needed BEFORE calling ff_fft_calc(). - */ -void av_fft_permute(FFTContext *s, FFTComplex *z); - -/** - * Do a complex FFT with the parameters defined in av_fft_init(). The - * input data must be permuted before. No 1.0/sqrt(n) normalization is done. - */ -void av_fft_calc(FFTContext *s, FFTComplex *z); - -void av_fft_end(FFTContext *s); - -/* Real Discrete Fourier Transform */ - -enum RDFTransformType { - DFT_R2C, - IDFT_C2R, - IDFT_R2C, - DFT_C2R, -}; - -//#define RDFTC_SZ 56 -typedef struct RDFTContext RDFTContext; - -/** - * Set up a real FFT. - * @param nbits log2 of the length of the input array - * @param trans the type of transform - */ -RDFTContext *av_rdft_init(int nbits, enum RDFTransformType trans); -void av_rdft_calc(RDFTContext *s, FFTSample *data); -void av_rdft_end(RDFTContext *s); - -/* Discrete Cosine Transform */ - -typedef struct DCTContext DCTContext; - -enum DCTTransformType { - DCT_II = 0, - DCT_III, - DCT_I, - DST_I, -}; - -/** - * Set up DCT. - * @param nbits size of the input array: - * (1 << nbits) for DCT-II, DCT-III and DST-I - * (1 << nbits) + 1 for DCT-I - * - * @note the first element of the input of DST-I is ignored - */ -DCTContext *av_dct_init(int nbits, enum DCTTransformType type); -void av_dct_calc(DCTContext *s, FFTSample *data); -void av_dct_end (DCTContext *s); - -#endif /* AVCODEC_AVFFT_H */ diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/arm/asm.S b/plugins/supereq/ffmpeg_fft/libavcodec/arm/asm.S deleted file mode 100644 index 6860f1cf..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/arm/asm.S +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "config.h" - -#ifdef __ELF__ -# define ELF -#else -# define ELF @ -#endif - -.macro require8 val=1 -ELF .eabi_attribute 24, \val -.endm - -.macro preserve8 val=1 -ELF .eabi_attribute 25, \val -.endm - -/* -.macro function name, export=0 - .macro endfunc -ELF .size \name, . - \name - .endfunc - .purgem endfunc - .endm - .text - .if \export - .global EXTERN_ASM\name -EXTERN_ASM\name: - .endif -ELF .type \name, %function - .func \name -\name: -.endm -*/ - -.macro function name, export=0 - .macro endfunc -ELF .size \name, . - \name - .endfunc - .purgem endfunc - .endm - .text - .if \export - .hidden EXTERN_ASM\name - .global EXTERN_ASM\name -EXTERN_ASM\name: - .endif -ELF .type \name, %function - .func \name -\name: -.endm - -.macro mov32 rd, val -#if HAVE_ARMV6T2 - movw \rd, #(\val) & 0xffff - .if (\val) >> 16 - movt \rd, #(\val) >> 16 - .endif -#else - ldr \rd, =\val -#endif -.endm - -.macro movrel rd, val -#if HAVE_ARMV6T2 && !CONFIG_PIC - movw \rd, #:lower16:\val - movt \rd, #:upper16:\val -#else - ldr \rd, =\val -#endif -.endm - -#if HAVE_VFP_ARGS - .eabi_attribute 28, 1 -# define VFP -# define NOVFP @ -#else -# define VFP @ -# define NOVFP -#endif - -#define GLUE(a, b) a ## b -#define JOIN(a, b) GLUE(a, b) -#define X(s) JOIN(EXTERN_ASM, s) - diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_init_arm.c b/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_init_arm.c deleted file mode 100644 index 28148e92..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_init_arm.c +++ /dev/null @@ -1,71 +0,0 @@ -/* - * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavcodec/fft.h" -#if CONFIG_DCA_DECODER -#include "libavcodec/synth_filter.h" -#endif - -void ff_fft_permute_neon(FFTContext *s, FFTComplex *z); -void ff_fft_calc_neon(FFTContext *s, FFTComplex *z); - -#if 0 -void ff_imdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input); -void ff_imdct_half_neon(FFTContext *s, FFTSample *output, const FFTSample *input); -void ff_mdct_calc_neon(FFTContext *s, FFTSample *output, const FFTSample *input); -#endif - -void ff_rdft_calc_neon(struct RDFTContext *s, FFTSample *z); - -void ff_synth_filter_float_neon(FFTContext *imdct, - float *synth_buf_ptr, int *synth_buf_offset, - float synth_buf2[32], const float window[512], - float out[32], const float in[32], - float scale, float bias); - -av_cold void ff_fft_init_arm(FFTContext *s) -{ - if (HAVE_NEON) { - s->fft_permute = ff_fft_permute_neon; - s->fft_calc = ff_fft_calc_neon; -#if 0 - s->imdct_calc = ff_imdct_calc_neon; - s->imdct_half = ff_imdct_half_neon; - s->mdct_calc = ff_mdct_calc_neon; - s->permutation = FF_MDCT_PERM_INTERLEAVE; -#endif - } -} - -#if CONFIG_RDFT -av_cold void ff_rdft_init_arm(RDFTContext *s) -{ - if (HAVE_NEON) - s->rdft_calc = ff_rdft_calc_neon; -} -#endif - -#if CONFIG_DCA_DECODER -av_cold void ff_synth_filter_init_arm(SynthFilterContext *s) -{ - if (HAVE_NEON) - s->synth_filter_float = ff_synth_filter_float_neon; -} -#endif diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_neon.S b/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_neon.S deleted file mode 100644 index 117f4fee..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/arm/fft_neon.S +++ /dev/null @@ -1,372 +0,0 @@ -/* - * ARM NEON optimised FFT - * - * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> - * Copyright (c) 2009 Naotoshi Nojiri - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "asm.S" - -#define M_SQRT1_2 0.70710678118654752440 - - .text - -function fft4_neon - vld1.32 {d0-d3}, [r0,:128] - - vext.32 q8, q1, q1, #1 @ i2,r3 d3=i3,r2 - vsub.f32 d6, d0, d1 @ r0-r1,i0-i1 - vsub.f32 d7, d16, d17 @ r3-r2,i2-i3 - vadd.f32 d4, d0, d1 @ r0+r1,i0+i1 - vadd.f32 d5, d2, d3 @ i2+i3,r2+r3 - vadd.f32 d1, d6, d7 - vsub.f32 d3, d6, d7 - vadd.f32 d0, d4, d5 - vsub.f32 d2, d4, d5 - - vst1.32 {d0-d3}, [r0,:128] - - bx lr -endfunc - -function fft8_neon - mov r1, r0 - vld1.32 {d0-d3}, [r1,:128]! - vld1.32 {d16-d19}, [r1,:128] - - movw r2, #0x04f3 @ sqrt(1/2) - movt r2, #0x3f35 - eor r3, r2, #1<<31 - vdup.32 d31, r2 - - vext.32 q11, q1, q1, #1 @ i2,r3,i3,r2 - vadd.f32 d4, d16, d17 @ r4+r5,i4+i5 - vmov d28, r3, r2 - vadd.f32 d5, d18, d19 @ r6+r7,i6+i7 - vsub.f32 d17, d16, d17 @ r4-r5,i4-i5 - vsub.f32 d19, d18, d19 @ r6-r7,i6-i7 - vrev64.32 d29, d28 - vadd.f32 d20, d0, d1 @ r0+r1,i0+i1 - vadd.f32 d21, d2, d3 @ r2+r3,i2+i3 - vmul.f32 d26, d17, d28 @ -a2r*w,a2i*w - vext.32 q3, q2, q2, #1 - vmul.f32 d27, d19, d29 @ a3r*w,-a3i*w - vsub.f32 d23, d22, d23 @ i2-i3,r3-r2 - vsub.f32 d22, d0, d1 @ r0-r1,i0-i1 - vmul.f32 d24, d17, d31 @ a2r*w,a2i*w - vmul.f32 d25, d19, d31 @ a3r*w,a3i*w - vadd.f32 d0, d20, d21 - vsub.f32 d2, d20, d21 - vadd.f32 d1, d22, d23 - vrev64.32 q13, q13 - vsub.f32 d3, d22, d23 - vsub.f32 d6, d6, d7 - vadd.f32 d24, d24, d26 @ a2r+a2i,a2i-a2r t1,t2 - vadd.f32 d25, d25, d27 @ a3r-a3i,a3i+a3r t5,t6 - vadd.f32 d7, d4, d5 - vsub.f32 d18, d2, d6 - vext.32 q13, q12, q12, #1 - vadd.f32 d2, d2, d6 - vsub.f32 d16, d0, d7 - vadd.f32 d5, d25, d24 - vsub.f32 d4, d26, d27 - vadd.f32 d0, d0, d7 - vsub.f32 d17, d1, d5 - vsub.f32 d19, d3, d4 - vadd.f32 d3, d3, d4 - vadd.f32 d1, d1, d5 - - vst1.32 {d16-d19}, [r1,:128] - vst1.32 {d0-d3}, [r0,:128] - - bx lr -endfunc - -function fft16_neon - movrel r1, mppm - vld1.32 {d16-d19}, [r0,:128]! @ q8{r0,i0,r1,i1} q9{r2,i2,r3,i3} - pld [r0, #32] - vld1.32 {d2-d3}, [r1,:128] - vext.32 q13, q9, q9, #1 - vld1.32 {d22-d25}, [r0,:128]! @ q11{r4,i4,r5,i5} q12{r6,i5,r7,i7} - vadd.f32 d4, d16, d17 - vsub.f32 d5, d16, d17 - vadd.f32 d18, d18, d19 - vsub.f32 d19, d26, d27 - - vadd.f32 d20, d22, d23 - vsub.f32 d22, d22, d23 - vsub.f32 d23, d24, d25 - vadd.f32 q8, q2, q9 @ {r0,i0,r1,i1} - vadd.f32 d21, d24, d25 - vmul.f32 d24, d22, d2 - vsub.f32 q9, q2, q9 @ {r2,i2,r3,i3} - vmul.f32 d25, d23, d3 - vuzp.32 d16, d17 @ {r0,r1,i0,i1} - vmul.f32 q1, q11, d2[1] - vuzp.32 d18, d19 @ {r2,r3,i2,i3} - vrev64.32 q12, q12 - vadd.f32 q11, q12, q1 @ {t1a,t2a,t5,t6} - vld1.32 {d24-d27}, [r0,:128]! @ q12{r8,i8,r9,i9} q13{r10,i10,r11,i11} - vzip.32 q10, q11 - vld1.32 {d28-d31}, [r0,:128] @ q14{r12,i12,r13,i13} q15{r14,i14,r15,i15} - vadd.f32 d0, d22, d20 - vadd.f32 d1, d21, d23 - vsub.f32 d2, d21, d23 - vsub.f32 d3, d22, d20 - sub r0, r0, #96 - vext.32 q13, q13, q13, #1 - vsub.f32 q10, q8, q0 @ {r4,r5,i4,i5} - vadd.f32 q8, q8, q0 @ {r0,r1,i0,i1} - vext.32 q15, q15, q15, #1 - vsub.f32 q11, q9, q1 @ {r6,r7,i6,i7} - vswp d25, d26 @ q12{r8,i8,i10,r11} q13{r9,i9,i11,r10} - vadd.f32 q9, q9, q1 @ {r2,r3,i2,i3} - vswp d29, d30 @ q14{r12,i12,i14,r15} q15{r13,i13,i15,r14} - vadd.f32 q0, q12, q13 @ {t1,t2,t5,t6} - vadd.f32 q1, q14, q15 @ {t1a,t2a,t5a,t6a} - movrel r2, X(ff_cos_16) - vsub.f32 q13, q12, q13 @ {t3,t4,t7,t8} - vrev64.32 d1, d1 - vsub.f32 q15, q14, q15 @ {t3a,t4a,t7a,t8a} - vrev64.32 d3, d3 - movrel r3, pmmp - vswp d1, d26 @ q0{t1,t2,t3,t4} q13{t6,t5,t7,t8} - vswp d3, d30 @ q1{t1a,t2a,t3a,t4a} q15{t6a,t5a,t7a,t8a} - vadd.f32 q12, q0, q13 @ {r8,i8,r9,i9} - vadd.f32 q14, q1, q15 @ {r12,i12,r13,i13} - vld1.32 {d4-d5}, [r2,:64] - vsub.f32 q13, q0, q13 @ {r10,i10,r11,i11} - vsub.f32 q15, q1, q15 @ {r14,i14,r15,i15} - vswp d25, d28 @ q12{r8,i8,r12,i12} q14{r9,i9,r13,i13} - vld1.32 {d6-d7}, [r3,:128] - vrev64.32 q1, q14 - vmul.f32 q14, q14, d4[1] - vmul.f32 q1, q1, q3 - vmla.f32 q14, q1, d5[1] @ {t1a,t2a,t5a,t6a} - vswp d27, d30 @ q13{r10,i10,r14,i14} q15{r11,i11,r15,i15} - vzip.32 q12, q14 - vadd.f32 d0, d28, d24 - vadd.f32 d1, d25, d29 - vsub.f32 d2, d25, d29 - vsub.f32 d3, d28, d24 - vsub.f32 q12, q8, q0 @ {r8,r9,i8,i9} - vadd.f32 q8, q8, q0 @ {r0,r1,i0,i1} - vsub.f32 q14, q10, q1 @ {r12,r13,i12,i13} - mov r1, #32 - vadd.f32 q10, q10, q1 @ {r4,r5,i4,i5} - vrev64.32 q0, q13 - vmul.f32 q13, q13, d5[0] - vrev64.32 q1, q15 - vmul.f32 q15, q15, d5[1] - vst2.32 {d16-d17},[r0,:128], r1 - vmul.f32 q0, q0, q3 - vst2.32 {d20-d21},[r0,:128], r1 - vmul.f32 q1, q1, q3 - vmla.f32 q13, q0, d5[0] @ {t1,t2,t5,t6} - vmla.f32 q15, q1, d4[1] @ {t1a,t2a,t5a,t6a} - vst2.32 {d24-d25},[r0,:128], r1 - vst2.32 {d28-d29},[r0,:128] - vzip.32 q13, q15 - sub r0, r0, #80 - vadd.f32 d0, d30, d26 - vadd.f32 d1, d27, d31 - vsub.f32 d2, d27, d31 - vsub.f32 d3, d30, d26 - vsub.f32 q13, q9, q0 @ {r10,r11,i10,i11} - vadd.f32 q9, q9, q0 @ {r2,r3,i2,i3} - vsub.f32 q15, q11, q1 @ {r14,r15,i14,i15} - vadd.f32 q11, q11, q1 @ {r6,r7,i6,i7} - vst2.32 {d18-d19},[r0,:128], r1 - vst2.32 {d22-d23},[r0,:128], r1 - vst2.32 {d26-d27},[r0,:128], r1 - vst2.32 {d30-d31},[r0,:128] - bx lr -endfunc - -function fft_pass_neon - push {r4-r6,lr} - mov r6, r2 @ n - lsl r5, r2, #3 @ 2 * n * sizeof FFTSample - lsl r4, r2, #4 @ 2 * n * sizeof FFTComplex - lsl r2, r2, #5 @ 4 * n * sizeof FFTComplex - add r3, r2, r4 - add r4, r4, r0 @ &z[o1] - add r2, r2, r0 @ &z[o2] - add r3, r3, r0 @ &z[o3] - vld1.32 {d20-d21},[r2,:128] @ {z[o2],z[o2+1]} - movrel r12, pmmp - vld1.32 {d22-d23},[r3,:128] @ {z[o3],z[o3+1]} - add r5, r5, r1 @ wim - vld1.32 {d6-d7}, [r12,:128] @ pmmp - vswp d21, d22 - vld1.32 {d4}, [r1,:64]! @ {wre[0],wre[1]} - sub r5, r5, #4 @ wim-- - vrev64.32 q1, q11 - vmul.f32 q11, q11, d4[1] - vmul.f32 q1, q1, q3 - vld1.32 {d5[0]}, [r5,:32] @ d5[0] = wim[-1] - vmla.f32 q11, q1, d5[0] @ {t1a,t2a,t5a,t6a} - vld2.32 {d16-d17},[r0,:128] @ {z[0],z[1]} - sub r6, r6, #1 @ n-- - vld2.32 {d18-d19},[r4,:128] @ {z[o1],z[o1+1]} - vzip.32 q10, q11 - vadd.f32 d0, d22, d20 - vadd.f32 d1, d21, d23 - vsub.f32 d2, d21, d23 - vsub.f32 d3, d22, d20 - vsub.f32 q10, q8, q0 - vadd.f32 q8, q8, q0 - vsub.f32 q11, q9, q1 - vadd.f32 q9, q9, q1 - vst2.32 {d20-d21},[r2,:128]! @ {z[o2],z[o2+1]} - vst2.32 {d16-d17},[r0,:128]! @ {z[0],z[1]} - vst2.32 {d22-d23},[r3,:128]! @ {z[o3],z[o3+1]} - vst2.32 {d18-d19},[r4,:128]! @ {z[o1],z[o1+1]} - sub r5, r5, #8 @ wim -= 2 -1: - vld1.32 {d20-d21},[r2,:128] @ {z[o2],z[o2+1]} - vld1.32 {d22-d23},[r3,:128] @ {z[o3],z[o3+1]} - vswp d21, d22 - vld1.32 {d4}, [r1]! @ {wre[0],wre[1]} - vrev64.32 q0, q10 - vmul.f32 q10, q10, d4[0] - vrev64.32 q1, q11 - vmul.f32 q11, q11, d4[1] - vld1.32 {d5}, [r5] @ {wim[-1],wim[0]} - vmul.f32 q0, q0, q3 - sub r5, r5, #8 @ wim -= 2 - vmul.f32 q1, q1, q3 - vmla.f32 q10, q0, d5[1] @ {t1,t2,t5,t6} - vmla.f32 q11, q1, d5[0] @ {t1a,t2a,t5a,t6a} - vld2.32 {d16-d17},[r0,:128] @ {z[0],z[1]} - subs r6, r6, #1 @ n-- - vld2.32 {d18-d19},[r4,:128] @ {z[o1],z[o1+1]} - vzip.32 q10, q11 - vadd.f32 d0, d22, d20 - vadd.f32 d1, d21, d23 - vsub.f32 d2, d21, d23 - vsub.f32 d3, d22, d20 - vsub.f32 q10, q8, q0 - vadd.f32 q8, q8, q0 - vsub.f32 q11, q9, q1 - vadd.f32 q9, q9, q1 - vst2.32 {d20-d21}, [r2,:128]! @ {z[o2],z[o2+1]} - vst2.32 {d16-d17}, [r0,:128]! @ {z[0],z[1]} - vst2.32 {d22-d23}, [r3,:128]! @ {z[o3],z[o3+1]} - vst2.32 {d18-d19}, [r4,:128]! @ {z[o1],z[o1+1]} - bne 1b - - pop {r4-r6,pc} -endfunc - -.macro def_fft n, n2, n4 - .align 6 -function fft\n\()_neon - push {r4, lr} - mov r4, r0 - bl fft\n2\()_neon - add r0, r4, #\n4*2*8 - bl fft\n4\()_neon - add r0, r4, #\n4*3*8 - bl fft\n4\()_neon - mov r0, r4 - pop {r4, lr} - movrel r1, X(ff_cos_\n) - mov r2, #\n4/2 - b fft_pass_neon -endfunc -.endm - - def_fft 32, 16, 8 - def_fft 64, 32, 16 - def_fft 128, 64, 32 - def_fft 256, 128, 64 - def_fft 512, 256, 128 - def_fft 1024, 512, 256 - def_fft 2048, 1024, 512 - def_fft 4096, 2048, 1024 - def_fft 8192, 4096, 2048 - def_fft 16384, 8192, 4096 - def_fft 32768, 16384, 8192 - def_fft 65536, 32768, 16384 - -function ff_fft_calc_neon, export=1 - ldr r2, [r0] - sub r2, r2, #2 - movrel r3, fft_tab_neon - ldr r3, [r3, r2, lsl #2] - mov r0, r1 - bx r3 -endfunc - -function ff_fft_permute_neon, export=1 - push {r4,lr} - mov r12, #1 - ldr r2, [r0] @ nbits - ldr r3, [r0, #12] @ tmp_buf - ldr r0, [r0, #8] @ revtab - lsl r12, r12, r2 - mov r2, r12 -1: - vld1.32 {d0-d1}, [r1,:128]! - ldr r4, [r0], #4 - uxth lr, r4 - uxth r4, r4, ror #16 - add lr, r3, lr, lsl #3 - add r4, r3, r4, lsl #3 - vst1.32 {d0}, [lr,:64] - vst1.32 {d1}, [r4,:64] - subs r12, r12, #2 - bgt 1b - - sub r1, r1, r2, lsl #3 -1: - vld1.32 {d0-d3}, [r3,:128]! - vst1.32 {d0-d3}, [r1,:128]! - subs r2, r2, #4 - bgt 1b - - pop {r4,pc} -endfunc - - .section .rodata - .align 4 -fft_tab_neon: - .word fft4_neon - .word fft8_neon - .word fft16_neon - .word fft32_neon - .word fft64_neon - .word fft128_neon - .word fft256_neon - .word fft512_neon - .word fft1024_neon - .word fft2048_neon - .word fft4096_neon - .word fft8192_neon - .word fft16384_neon - .word fft32768_neon - .word fft65536_neon -ELF .size fft_tab_neon, . - fft_tab_neon - - .align 4 -pmmp: .float +1.0, -1.0, -1.0, +1.0 -mppm: .float -M_SQRT1_2, M_SQRT1_2, M_SQRT1_2, -M_SQRT1_2 - diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/arm/rdft_neon.S b/plugins/supereq/ffmpeg_fft/libavcodec/arm/rdft_neon.S deleted file mode 100644 index 4f8a1032..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/arm/rdft_neon.S +++ /dev/null @@ -1,151 +0,0 @@ -/* - * ARM NEON optimised RDFT - * Copyright (c) 2009 Mans Rullgard <mans@mansr.com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "asm.S" - - preserve8 - -function ff_rdft_calc_neon, export=1 - push {r4-r8,lr} - - ldr r6, [r0, #4] @ inverse - mov r4, r0 - mov r5, r1 - - lsls r6, r6, #31 - bne 1f - add r0, r4, #20 - bl X(ff_fft_permute_neon) - add r0, r4, #20 - mov r1, r5 - bl X(ff_fft_calc_neon) -1: - ldr r12, [r4, #0] @ nbits - mov r2, #1 - lsl r12, r2, r12 - add r0, r5, #8 - add r1, r5, r12, lsl #2 - lsr r12, r12, #2 - ldr r2, [r4, #12] @ tcos - sub r12, r12, #2 - ldr r3, [r4, #16] @ tsin - mov r7, r0 - sub r1, r1, #8 - mov lr, r1 - mov r8, #-8 - vld1.32 {d0}, [r0,:64]! @ d1[0,1] - vld1.32 {d1}, [r1,:64], r8 @ d2[0,1] - vld1.32 {d4}, [r2,:64]! @ tcos[i] - vld1.32 {d5}, [r3,:64]! @ tsin[i] - vmov.f32 d18, #0.5 @ k1 - vdup.32 d19, r6 - pld [r0, #32] - veor d19, d18, d19 @ k2 - vmov.i32 d16, #0 - vmov.i32 d17, #1<<31 - pld [r1, #-32] - vtrn.32 d16, d17 - pld [r2, #32] - vrev64.32 d16, d16 @ d16=1,0 d17=0,1 - pld [r3, #32] -2: - veor q1, q0, q8 @ -d1[0],d1[1], d2[0],-d2[1] - vld1.32 {d24}, [r0,:64]! @ d1[0,1] - vadd.f32 d0, d0, d3 @ d1[0]+d2[0], d1[1]-d2[1] - vld1.32 {d25}, [r1,:64], r8 @ d2[0,1] - vadd.f32 d1, d2, d1 @ -d1[0]+d2[0], d1[1]+d2[1] - veor q3, q12, q8 @ -d1[0],d1[1], d2[0],-d2[1] - pld [r0, #32] - vmul.f32 q10, q0, q9 @ ev.re, ev.im, od.im, od.re - pld [r1, #-32] - vadd.f32 d0, d24, d7 @ d1[0]+d2[0], d1[1]-d2[1] - vadd.f32 d1, d6, d25 @ -d1[0]+d2[0], d1[1]+d2[1] - vmul.f32 q11, q0, q9 @ ev.re, ev.im, od.im, od.re - veor d7, d21, d16 @ -od.im, od.re - vrev64.32 d3, d21 @ od.re, od.im - veor d6, d20, d17 @ ev.re,-ev.im - veor d2, d3, d16 @ -od.re, od.im - vmla.f32 d20, d3, d4[1] - vmla.f32 d20, d7, d5[1] - vmla.f32 d6, d2, d4[1] - vmla.f32 d6, d21, d5[1] - vld1.32 {d4}, [r2,:64]! @ tcos[i] - veor d7, d23, d16 @ -od.im, od.re - vld1.32 {d5}, [r3,:64]! @ tsin[i] - veor d24, d22, d17 @ ev.re,-ev.im - vrev64.32 d3, d23 @ od.re, od.im - pld [r2, #32] - veor d2, d3, d16 @ -od.re, od.im - pld [r3, #32] - vmla.f32 d22, d3, d4[0] - vmla.f32 d22, d7, d5[0] - vmla.f32 d24, d2, d4[0] - vmla.f32 d24, d23, d5[0] - vld1.32 {d0}, [r0,:64]! @ d1[0,1] - vld1.32 {d1}, [r1,:64], r8 @ d2[0,1] - vst1.32 {d20}, [r7,:64]! - vst1.32 {d6}, [lr,:64], r8 - vst1.32 {d22}, [r7,:64]! - vst1.32 {d24}, [lr,:64], r8 - subs r12, r12, #2 - bgt 2b - - veor q1, q0, q8 @ -d1[0],d1[1], d2[0],-d2[1] - vadd.f32 d0, d0, d3 @ d1[0]+d2[0], d1[1]-d2[1] - vadd.f32 d1, d2, d1 @ -d1[0]+d2[0], d1[1]+d2[1] - ldr r2, [r4, #8] @ sign_convention - vmul.f32 q10, q0, q9 @ ev.re, ev.im, od.im, od.re - add r0, r0, #4 - bfc r2, #0, #31 - vld1.32 {d0[0]}, [r0,:32] - veor d7, d21, d16 @ -od.im, od.re - vrev64.32 d3, d21 @ od.re, od.im - veor d6, d20, d17 @ ev.re,-ev.im - vld1.32 {d22}, [r5,:64] - vdup.32 d1, r2 - vmov d23, d22 - veor d2, d3, d16 @ -od.re, od.im - vtrn.32 d22, d23 - veor d0, d0, d1 - veor d23, d23, d17 - vmla.f32 d20, d3, d4[1] - vmla.f32 d20, d7, d5[1] - vmla.f32 d6, d2, d4[1] - vmla.f32 d6, d21, d5[1] - vadd.f32 d22, d22, d23 - vst1.32 {d20}, [r7,:64] - vst1.32 {d6}, [lr,:64] - vst1.32 {d0[0]}, [r0,:32] - vst1.32 {d22}, [r5,:64] - - cmp r6, #0 - popeq {r4-r8,pc} - - vmul.f32 d22, d22, d18 - vst1.32 {d22}, [r5,:64] - add r0, r4, #20 - mov r1, r5 - bl X(ff_fft_permute_neon) - add r0, r4, #20 - mov r1, r5 - pop {r4-r8,lr} - b X(ff_fft_calc_neon) -endfunc diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/arm/simple_idct_neon.S b/plugins/supereq/ffmpeg_fft/libavcodec/arm/simple_idct_neon.S deleted file mode 100644 index 17cde583..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/arm/simple_idct_neon.S +++ /dev/null @@ -1,372 +0,0 @@ -/* - * ARM NEON IDCT - * - * Copyright (c) 2008 Mans Rullgard <mans@mansr.com> - * - * Based on Simple IDCT - * Copyright (c) 2001 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "asm.S" - -#define W1 22725 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W2 21407 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W3 19266 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W4 16383 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W5 12873 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W6 8867 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W7 4520 //cos(i*M_PI/16)*sqrt(2)*(1<<14) + 0.5 -#define W4c ((1<<(COL_SHIFT-1))/W4) -#define ROW_SHIFT 11 -#define COL_SHIFT 20 - -#define w1 d0[0] -#define w2 d0[1] -#define w3 d0[2] -#define w4 d0[3] -#define w5 d1[0] -#define w6 d1[1] -#define w7 d1[2] -#define w4c d1[3] - - .macro idct_col4_top - vmull.s16 q7, d6, w2 /* q9 = W2 * col[2] */ - vmull.s16 q8, d6, w6 /* q10 = W6 * col[2] */ - vmull.s16 q9, d4, w1 /* q9 = W1 * col[1] */ - vadd.i32 q11, q15, q7 - vmull.s16 q10, d4, w3 /* q10 = W3 * col[1] */ - vadd.i32 q12, q15, q8 - vmull.s16 q5, d4, w5 /* q5 = W5 * col[1] */ - vsub.i32 q13, q15, q8 - vmull.s16 q6, d4, w7 /* q6 = W7 * col[1] */ - vsub.i32 q14, q15, q7 - - vmlal.s16 q9, d8, w3 /* q9 += W3 * col[3] */ - vmlsl.s16 q10, d8, w7 /* q10 -= W7 * col[3] */ - vmlsl.s16 q5, d8, w1 /* q5 -= W1 * col[3] */ - vmlsl.s16 q6, d8, w5 /* q6 -= W5 * col[3] */ - .endm - - .text - .align 6 - -function idct_row4_pld_neon - pld [r0] - add r3, r0, r1, lsl #2 - pld [r0, r1] - pld [r0, r1, lsl #1] - pld [r3, -r1] - pld [r3] - pld [r3, r1] - add r3, r3, r1, lsl #1 - pld [r3] - pld [r3, r1] -endfunc - -function idct_row4_neon - vmov.i32 q15, #(1<<(ROW_SHIFT-1)) - vld1.64 {d2-d5}, [r2,:128]! - vmlal.s16 q15, d2, w4 /* q15 += W4 * col[0] */ - vld1.64 {d6,d7}, [r2,:128]! - vorr d10, d3, d5 - vld1.64 {d8,d9}, [r2,:128]! - add r2, r2, #-64 - - vorr d11, d7, d9 - vorr d10, d10, d11 - vmov r3, r4, d10 - - idct_col4_top - - orrs r3, r3, r4 - beq 1f - - vmull.s16 q7, d3, w4 /* q7 = W4 * col[4] */ - vmlal.s16 q9, d5, w5 /* q9 += W5 * col[5] */ - vmlsl.s16 q10, d5, w1 /* q10 -= W1 * col[5] */ - vmull.s16 q8, d7, w2 /* q8 = W2 * col[6] */ - vmlal.s16 q5, d5, w7 /* q5 += W7 * col[5] */ - vadd.i32 q11, q11, q7 - vsub.i32 q12, q12, q7 - vsub.i32 q13, q13, q7 - vadd.i32 q14, q14, q7 - vmlal.s16 q6, d5, w3 /* q6 += W3 * col[5] */ - vmull.s16 q7, d7, w6 /* q7 = W6 * col[6] */ - vmlal.s16 q9, d9, w7 - vmlsl.s16 q10, d9, w5 - vmlal.s16 q5, d9, w3 - vmlsl.s16 q6, d9, w1 - vadd.i32 q11, q11, q7 - vsub.i32 q12, q12, q8 - vadd.i32 q13, q13, q8 - vsub.i32 q14, q14, q7 - -1: vadd.i32 q3, q11, q9 - vadd.i32 q4, q12, q10 - vshrn.i32 d2, q3, #ROW_SHIFT - vshrn.i32 d4, q4, #ROW_SHIFT - vadd.i32 q7, q13, q5 - vadd.i32 q8, q14, q6 - vtrn.16 d2, d4 - vshrn.i32 d6, q7, #ROW_SHIFT - vshrn.i32 d8, q8, #ROW_SHIFT - vsub.i32 q14, q14, q6 - vsub.i32 q11, q11, q9 - vtrn.16 d6, d8 - vsub.i32 q13, q13, q5 - vshrn.i32 d3, q14, #ROW_SHIFT - vtrn.32 d2, d6 - vsub.i32 q12, q12, q10 - vtrn.32 d4, d8 - vshrn.i32 d5, q13, #ROW_SHIFT - vshrn.i32 d7, q12, #ROW_SHIFT - vshrn.i32 d9, q11, #ROW_SHIFT - - vtrn.16 d3, d5 - vtrn.16 d7, d9 - vtrn.32 d3, d7 - vtrn.32 d5, d9 - - vst1.64 {d2-d5}, [r2,:128]! - vst1.64 {d6-d9}, [r2,:128]! - - bx lr -endfunc - -function idct_col4_neon - mov ip, #16 - vld1.64 {d2}, [r2,:64], ip /* d2 = col[0] */ - vdup.16 d30, w4c - vld1.64 {d4}, [r2,:64], ip /* d3 = col[1] */ - vadd.i16 d30, d30, d2 - vld1.64 {d6}, [r2,:64], ip /* d4 = col[2] */ - vmull.s16 q15, d30, w4 /* q15 = W4*(col[0]+(1<<COL_SHIFT-1)/W4)*/ - vld1.64 {d8}, [r2,:64], ip /* d5 = col[3] */ - - ldrd r4, [r2] - ldrd r6, [r2, #16] - orrs r4, r4, r5 - - idct_col4_top - addeq r2, r2, #16 - beq 1f - - vld1.64 {d3}, [r2,:64], ip /* d6 = col[4] */ - vmull.s16 q7, d3, w4 /* q7 = W4 * col[4] */ - vadd.i32 q11, q11, q7 - vsub.i32 q12, q12, q7 - vsub.i32 q13, q13, q7 - vadd.i32 q14, q14, q7 - -1: orrs r6, r6, r7 - ldrd r4, [r2, #16] - addeq r2, r2, #16 - beq 2f - - vld1.64 {d5}, [r2,:64], ip /* d7 = col[5] */ - vmlal.s16 q9, d5, w5 /* q9 += W5 * col[5] */ - vmlsl.s16 q10, d5, w1 /* q10 -= W1 * col[5] */ - vmlal.s16 q5, d5, w7 /* q5 += W7 * col[5] */ - vmlal.s16 q6, d5, w3 /* q6 += W3 * col[5] */ - -2: orrs r4, r4, r5 - ldrd r4, [r2, #16] - addeq r2, r2, #16 - beq 3f - - vld1.64 {d7}, [r2,:64], ip /* d8 = col[6] */ - vmull.s16 q7, d7, w6 /* q7 = W6 * col[6] */ - vmull.s16 q8, d7, w2 /* q8 = W2 * col[6] */ - vadd.i32 q11, q11, q7 - vsub.i32 q14, q14, q7 - vsub.i32 q12, q12, q8 - vadd.i32 q13, q13, q8 - -3: orrs r4, r4, r5 - addeq r2, r2, #16 - beq 4f - - vld1.64 {d9}, [r2,:64], ip /* d9 = col[7] */ - vmlal.s16 q9, d9, w7 - vmlsl.s16 q10, d9, w5 - vmlal.s16 q5, d9, w3 - vmlsl.s16 q6, d9, w1 - -4: vaddhn.i32 d2, q11, q9 - vaddhn.i32 d3, q12, q10 - vaddhn.i32 d4, q13, q5 - vaddhn.i32 d5, q14, q6 - vsubhn.i32 d9, q11, q9 - vsubhn.i32 d8, q12, q10 - vsubhn.i32 d7, q13, q5 - vsubhn.i32 d6, q14, q6 - - bx lr -endfunc - - .align 6 - -function idct_col4_st8_neon - vqshrun.s16 d2, q1, #COL_SHIFT-16 - vqshrun.s16 d3, q2, #COL_SHIFT-16 - vqshrun.s16 d4, q3, #COL_SHIFT-16 - vqshrun.s16 d5, q4, #COL_SHIFT-16 - vst1.32 {d2[0]}, [r0,:32], r1 - vst1.32 {d2[1]}, [r0,:32], r1 - vst1.32 {d3[0]}, [r0,:32], r1 - vst1.32 {d3[1]}, [r0,:32], r1 - vst1.32 {d4[0]}, [r0,:32], r1 - vst1.32 {d4[1]}, [r0,:32], r1 - vst1.32 {d5[0]}, [r0,:32], r1 - vst1.32 {d5[1]}, [r0,:32], r1 - - bx lr -endfunc - - .section .rodata - .align 4 -idct_coeff_neon: - .short W1, W2, W3, W4, W5, W6, W7, W4c - - .macro idct_start data - push {r4-r7, lr} - pld [\data] - pld [\data, #64] - vpush {d8-d15} - movrel r3, idct_coeff_neon - vld1.64 {d0,d1}, [r3,:128] - .endm - - .macro idct_end - vpop {d8-d15} - pop {r4-r7, pc} - .endm - -/* void ff_simple_idct_put_neon(uint8_t *dst, int line_size, DCTELEM *data); */ -function ff_simple_idct_put_neon, export=1 - idct_start r2 - - bl idct_row4_pld_neon - bl idct_row4_neon - add r2, r2, #-128 - bl idct_col4_neon - bl idct_col4_st8_neon - sub r0, r0, r1, lsl #3 - add r0, r0, #4 - add r2, r2, #-120 - bl idct_col4_neon - bl idct_col4_st8_neon - - idct_end -endfunc - - .align 6 - -function idct_col4_add8_neon - mov ip, r0 - - vld1.32 {d10[0]}, [r0,:32], r1 - vshr.s16 q1, q1, #COL_SHIFT-16 - vld1.32 {d10[1]}, [r0,:32], r1 - vshr.s16 q2, q2, #COL_SHIFT-16 - vld1.32 {d11[0]}, [r0,:32], r1 - vshr.s16 q3, q3, #COL_SHIFT-16 - vld1.32 {d11[1]}, [r0,:32], r1 - vshr.s16 q4, q4, #COL_SHIFT-16 - vld1.32 {d12[0]}, [r0,:32], r1 - vaddw.u8 q1, q1, d10 - vld1.32 {d12[1]}, [r0,:32], r1 - vaddw.u8 q2, q2, d11 - vld1.32 {d13[0]}, [r0,:32], r1 - vqmovun.s16 d2, q1 - vld1.32 {d13[1]}, [r0,:32], r1 - vaddw.u8 q3, q3, d12 - vst1.32 {d2[0]}, [ip,:32], r1 - vqmovun.s16 d3, q2 - vst1.32 {d2[1]}, [ip,:32], r1 - vaddw.u8 q4, q4, d13 - vst1.32 {d3[0]}, [ip,:32], r1 - vqmovun.s16 d4, q3 - vst1.32 {d3[1]}, [ip,:32], r1 - vqmovun.s16 d5, q4 - vst1.32 {d4[0]}, [ip,:32], r1 - vst1.32 {d4[1]}, [ip,:32], r1 - vst1.32 {d5[0]}, [ip,:32], r1 - vst1.32 {d5[1]}, [ip,:32], r1 - - bx lr -endfunc - -/* void ff_simple_idct_add_neon(uint8_t *dst, int line_size, DCTELEM *data); */ -function ff_simple_idct_add_neon, export=1 - idct_start r2 - - bl idct_row4_pld_neon - bl idct_row4_neon - add r2, r2, #-128 - bl idct_col4_neon - bl idct_col4_add8_neon - sub r0, r0, r1, lsl #3 - add r0, r0, #4 - add r2, r2, #-120 - bl idct_col4_neon - bl idct_col4_add8_neon - - idct_end -endfunc - - .align 6 - -function idct_col4_st16_neon - mov ip, #16 - - vshr.s16 q1, q1, #COL_SHIFT-16 - vshr.s16 q2, q2, #COL_SHIFT-16 - vst1.64 {d2}, [r2,:64], ip - vshr.s16 q3, q3, #COL_SHIFT-16 - vst1.64 {d3}, [r2,:64], ip - vshr.s16 q4, q4, #COL_SHIFT-16 - vst1.64 {d4}, [r2,:64], ip - vst1.64 {d5}, [r2,:64], ip - vst1.64 {d6}, [r2,:64], ip - vst1.64 {d7}, [r2,:64], ip - vst1.64 {d8}, [r2,:64], ip - vst1.64 {d9}, [r2,:64], ip - - bx lr -endfunc - -/* void ff_simple_idct_neon(DCTELEM *data); */ -function ff_simple_idct_neon, export=1 - idct_start r0 - - mov r2, r0 - bl idct_row4_neon - bl idct_row4_neon - add r2, r2, #-128 - bl idct_col4_neon - add r2, r2, #-128 - bl idct_col4_st16_neon - add r2, r2, #-120 - bl idct_col4_neon - add r2, r2, #-128 - bl idct_col4_st16_neon - - idct_end -endfunc diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/avfft.c b/plugins/supereq/ffmpeg_fft/libavcodec/avfft.c deleted file mode 100644 index 25fc4e09..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/avfft.c +++ /dev/null @@ -1,142 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/mem.h" -#include "avfft.h" -#include "fft.h" - -/* FFT */ - -FFTContext *av_fft_init(int nbits, int inverse) -{ - FFTContext *s = av_malloc(sizeof(*s)); - - if (s) - ff_fft_init(s, nbits, inverse); - - return s; -} - -void av_fft_permute(FFTContext *s, FFTComplex *z) -{ - s->fft_permute(s, z); -} - -void av_fft_calc(FFTContext *s, FFTComplex *z) -{ - s->fft_calc(s, z); -} - -void av_fft_end(FFTContext *s) -{ - if (s) { - ff_fft_end(s); - av_free(s); - } -} - -#if CONFIG_MDCT - -FFTContext *av_mdct_init(int nbits, int inverse, double scale) -{ - FFTContext *s = av_malloc(sizeof(*s)); - - if (s) - ff_mdct_init(s, nbits, inverse, scale); - - return s; -} - -void av_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input) -{ - s->imdct_calc(s, output, input); -} - -void av_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input) -{ - s->imdct_half(s, output, input); -} - -void av_mdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input) -{ - s->mdct_calc(s, output, input); -} - -void av_mdct_end(FFTContext *s) -{ - if (s) { - ff_mdct_end(s); - av_free(s); - } -} - -#endif /* CONFIG_MDCT */ - -#if CONFIG_RDFT - -RDFTContext *av_rdft_init(int nbits, enum RDFTransformType trans) -{ - RDFTContext *s = av_malloc(sizeof(*s)); - - if (s) - ff_rdft_init(s, nbits, trans); - - return s; -} - -void av_rdft_calc(RDFTContext *s, FFTSample *data) -{ - ff_rdft_calc(s, data); -} - -void av_rdft_end(RDFTContext *s) -{ - if (s) { - ff_rdft_end(s); - av_free(s); - } -} - -#endif /* CONFIG_RDFT */ - -#if CONFIG_DCT - -DCTContext *av_dct_init(int nbits, enum DCTTransformType inverse) -{ - DCTContext *s = av_malloc(sizeof(*s)); - - if (s) - ff_dct_init(s, nbits, inverse); - - return s; -} - -void av_dct_calc(DCTContext *s, FFTSample *data) -{ - ff_dct_calc(s, data); -} - -void av_dct_end(DCTContext *s) -{ - if (s) { - ff_dct_end(s); - av_free(s); - } -} - -#endif /* CONFIG_DCT */ diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/avfft.h b/plugins/supereq/ffmpeg_fft/libavcodec/avfft.h deleted file mode 100644 index fdf30237..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/avfft.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVCODEC_AVFFT_H -#define AVCODEC_AVFFT_H - -#include "publik.h" - -typedef float FFTSample; - -typedef struct FFTComplex { - FFTSample re, im; -} FFTComplex; - -typedef struct FFTContext FFTContext; - -/** - * Set up a complex FFT. - * @param nbits log2 of the length of the input array - * @param inverse if 0 perform the forward transform, if 1 perform the inverse - */ -PUBLIK FFTContext *av_fft_init(int nbits, int inverse); - -/** - * Do the permutation needed BEFORE calling ff_fft_calc(). - */ -PUBLIK void av_fft_permute(FFTContext *s, FFTComplex *z); - -/** - * Do a complex FFT with the parameters defined in av_fft_init(). The - * input data must be permuted before. No 1.0/sqrt(n) normalization is done. - */ -PUBLIK void av_fft_calc(FFTContext *s, FFTComplex *z); - -PUBLIK void av_fft_end(FFTContext *s); - -#if 0 -FFTContext *av_mdct_init(int nbits, int inverse, double scale); -void av_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input); -void av_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input); -void av_mdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input); -void av_mdct_end(FFTContext *s); -#endif - -/* Real Discrete Fourier Transform */ - -enum RDFTransformType { - DFT_R2C, - IDFT_C2R, - IDFT_R2C, - DFT_C2R, -}; - -typedef struct RDFTContext RDFTContext; - -/** - * Set up a real FFT. - * @param nbits log2 of the length of the input array - * @param trans the type of transform - */ -PUBLIK RDFTContext *av_rdft_init(int nbits, enum RDFTransformType trans); -PUBLIK void av_rdft_calc(RDFTContext *s, FFTSample *data); -PUBLIK void av_rdft_end(RDFTContext *s); - -/* Discrete Cosine Transform */ - -typedef struct DCTContext DCTContext; - -enum DCTTransformType { - DCT_II = 0, - DCT_III, - DCT_I, - DST_I, -}; - -/** - * Set up DCT. - * @param nbits size of the input array: - * (1 << nbits) for DCT-II, DCT-III and DST-I - * (1 << nbits) + 1 for DCT-I - * - * @note the first element of the input of DST-I is ignored - */ -PUBLIK DCTContext *av_dct_init(int nbits, enum DCTTransformType type); -PUBLIK void av_dct_calc(DCTContext *s, FFTSample *data); -PUBLIK void av_dct_end (DCTContext *s); - -#endif /* AVCODEC_AVFFT_H */ diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/dct.c b/plugins/supereq/ffmpeg_fft/libavcodec/dct.c deleted file mode 100644 index 6ea1936e..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/dct.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * (I)DCT Transforms - * Copyright (c) 2009 Peter Ross <pross@xvid.org> - * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com> - * Copyright (c) 2010 Vitor Sessak - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * (Inverse) Discrete Cosine Transforms. These are also known as the - * type II and type III DCTs respectively. - */ - -#include <math.h> -#include "libavutil/mathematics.h" -#include "fft.h" -#ifndef ARCH_ARM -#include "x86/fft.h" -#endif - -#define DCT32_FLOAT -#include "dct32.h" - -/* sin((M_PI * x / (2*n)) */ -#define SIN(s,n,x) (s->costab[(n) - (x)]) - -/* cos((M_PI * x / (2*n)) */ -#define COS(s,n,x) (s->costab[x]) - -static void ff_dst_calc_I_c(DCTContext *ctx, FFTSample *data) -{ - int n = 1 << ctx->nbits; - int i; - - data[0] = 0; - for(i = 1; i < n/2; i++) { - float tmp1 = data[i ]; - float tmp2 = data[n - i]; - float s = SIN(ctx, n, 2*i); - - s *= tmp1 + tmp2; - tmp1 = (tmp1 - tmp2) * 0.5f; - data[i ] = s + tmp1; - data[n - i] = s - tmp1; - } - - data[n/2] *= 2; - ff_rdft_calc(&ctx->rdft, data); - - data[0] *= 0.5f; - - for(i = 1; i < n-2; i += 2) { - data[i + 1] += data[i - 1]; - data[i ] = -data[i + 2]; - } - - data[n-1] = 0; -} - -static void ff_dct_calc_I_c(DCTContext *ctx, FFTSample *data) -{ - int n = 1 << ctx->nbits; - int i; - float next = -0.5f * (data[0] - data[n]); - - for(i = 0; i < n/2; i++) { - float tmp1 = data[i ]; - float tmp2 = data[n - i]; - float s = SIN(ctx, n, 2*i); - float c = COS(ctx, n, 2*i); - - c *= tmp1 - tmp2; - s *= tmp1 - tmp2; - - next += c; - - tmp1 = (tmp1 + tmp2) * 0.5f; - data[i ] = tmp1 - s; - data[n - i] = tmp1 + s; - } - - ff_rdft_calc(&ctx->rdft, data); - data[n] = data[1]; - data[1] = next; - - for(i = 3; i <= n; i += 2) - data[i] = data[i - 2] - data[i]; -} - -static void ff_dct_calc_III_c(DCTContext *ctx, FFTSample *data) -{ - int n = 1 << ctx->nbits; - int i; - - float next = data[n - 1]; - float inv_n = 1.0f / n; - - for (i = n - 2; i >= 2; i -= 2) { - float val1 = data[i ]; - float val2 = data[i - 1] - data[i + 1]; - float c = COS(ctx, n, i); - float s = SIN(ctx, n, i); - - data[i ] = c * val1 + s * val2; - data[i + 1] = s * val1 - c * val2; - } - - data[1] = 2 * next; - - ff_rdft_calc(&ctx->rdft, data); - - for (i = 0; i < n / 2; i++) { - float tmp1 = data[i ] * inv_n; - float tmp2 = data[n - i - 1] * inv_n; - float csc = ctx->csc2[i] * (tmp1 - tmp2); - - tmp1 += tmp2; - data[i ] = tmp1 + csc; - data[n - i - 1] = tmp1 - csc; - } -} - -static void ff_dct_calc_II_c(DCTContext *ctx, FFTSample *data) -{ - int n = 1 << ctx->nbits; - int i; - float next; - - for (i=0; i < n/2; i++) { - float tmp1 = data[i ]; - float tmp2 = data[n - i - 1]; - float s = SIN(ctx, n, 2*i + 1); - - s *= tmp1 - tmp2; - tmp1 = (tmp1 + tmp2) * 0.5f; - - data[i ] = tmp1 + s; - data[n-i-1] = tmp1 - s; - } - - ff_rdft_calc(&ctx->rdft, data); - - next = data[1] * 0.5; - data[1] *= -1; - - for (i = n - 2; i >= 0; i -= 2) { - float inr = data[i ]; - float ini = data[i + 1]; - float c = COS(ctx, n, i); - float s = SIN(ctx, n, i); - - data[i ] = c * inr + s * ini; - - data[i+1] = next; - - next += s * inr - c * ini; - } -} - -static void dct32_func(DCTContext *ctx, FFTSample *data) -{ - ctx->dct32(data, data); -} - -void ff_dct_calc(DCTContext *s, FFTSample *data) -{ - s->dct_calc(s, data); -} - -av_cold int ff_dct_init(DCTContext *s, int nbits, enum DCTTransformType inverse) -{ - int n = 1 << nbits; - int i; - - s->nbits = nbits; - s->inverse = inverse; - - ff_init_ff_cos_tabs(nbits+2); - - s->costab = ff_cos_tabs[nbits+2]; - - s->csc2 = av_malloc(n/2 * sizeof(FFTSample)); - - if (ff_rdft_init(&s->rdft, nbits, inverse == DCT_III) < 0) { - av_free(s->csc2); - return -1; - } - - for (i = 0; i < n/2; i++) - s->csc2[i] = 0.5 / sin((M_PI / (2*n) * (2*i + 1))); - - switch(inverse) { - case DCT_I : s->dct_calc = ff_dct_calc_I_c; break; - case DCT_II : s->dct_calc = ff_dct_calc_II_c ; break; - case DCT_III: s->dct_calc = ff_dct_calc_III_c; break; - case DST_I : s->dct_calc = ff_dst_calc_I_c; break; - } - - if (inverse == DCT_II && nbits == 5) - s->dct_calc = dct32_func; - - s->dct32 = dct32; - if (HAVE_MMX) ff_dct_init_mmx(s); - - return 0; -} - -av_cold void ff_dct_end(DCTContext *s) -{ - ff_rdft_end(&s->rdft); - av_free(s->csc2); -} diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/dct32.c b/plugins/supereq/ffmpeg_fft/libavcodec/dct32.c deleted file mode 100644 index 3e6ad78d..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/dct32.c +++ /dev/null @@ -1,262 +0,0 @@ -/* - * Template for the Discrete Cosine Transform for 32 samples - * Copyright (c) 2001, 2002 Fabrice Bellard - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "dct32.h" - -/* tab[i][j] = 1.0 / (2.0 * cos(pi*(2*k+1) / 2^(6 - j))) */ - -/* cos(i*pi/64) */ - -#define COS0_0 FIXHR(0.50060299823519630134/2) -#define COS0_1 FIXHR(0.50547095989754365998/2) -#define COS0_2 FIXHR(0.51544730992262454697/2) -#define COS0_3 FIXHR(0.53104259108978417447/2) -#define COS0_4 FIXHR(0.55310389603444452782/2) -#define COS0_5 FIXHR(0.58293496820613387367/2) -#define COS0_6 FIXHR(0.62250412303566481615/2) -#define COS0_7 FIXHR(0.67480834145500574602/2) -#define COS0_8 FIXHR(0.74453627100229844977/2) -#define COS0_9 FIXHR(0.83934964541552703873/2) -#define COS0_10 FIXHR(0.97256823786196069369/2) -#define COS0_11 FIXHR(1.16943993343288495515/4) -#define COS0_12 FIXHR(1.48416461631416627724/4) -#define COS0_13 FIXHR(2.05778100995341155085/8) -#define COS0_14 FIXHR(3.40760841846871878570/8) -#define COS0_15 FIXHR(10.19000812354805681150/32) - -#define COS1_0 FIXHR(0.50241928618815570551/2) -#define COS1_1 FIXHR(0.52249861493968888062/2) -#define COS1_2 FIXHR(0.56694403481635770368/2) -#define COS1_3 FIXHR(0.64682178335999012954/2) -#define COS1_4 FIXHR(0.78815462345125022473/2) -#define COS1_5 FIXHR(1.06067768599034747134/4) -#define COS1_6 FIXHR(1.72244709823833392782/4) -#define COS1_7 FIXHR(5.10114861868916385802/16) - -#define COS2_0 FIXHR(0.50979557910415916894/2) -#define COS2_1 FIXHR(0.60134488693504528054/2) -#define COS2_2 FIXHR(0.89997622313641570463/2) -#define COS2_3 FIXHR(2.56291544774150617881/8) - -#define COS3_0 FIXHR(0.54119610014619698439/2) -#define COS3_1 FIXHR(1.30656296487637652785/4) - -#define COS4_0 FIXHR(0.70710678118654752439/2) - -/* butterfly operator */ -#define BF(a, b, c, s)\ -{\ - tmp0 = val##a + val##b;\ - tmp1 = val##a - val##b;\ - val##a = tmp0;\ - val##b = MULH3(tmp1, c, 1<<(s));\ -} - -#define BF0(a, b, c, s)\ -{\ - tmp0 = tab[a] + tab[b];\ - tmp1 = tab[a] - tab[b];\ - val##a = tmp0;\ - val##b = MULH3(tmp1, c, 1<<(s));\ -} - -#define BF1(a, b, c, d)\ -{\ - BF(a, b, COS4_0, 1);\ - BF(c, d,-COS4_0, 1);\ - val##c += val##d;\ -} - -#define BF2(a, b, c, d)\ -{\ - BF(a, b, COS4_0, 1);\ - BF(c, d,-COS4_0, 1);\ - val##c += val##d;\ - val##a += val##c;\ - val##c += val##b;\ - val##b += val##d;\ -} - -#define ADD(a, b) val##a += val##b - -/* DCT32 without 1/sqrt(2) coef zero scaling. */ -void dct32(INTFLOAT *out, const INTFLOAT *tab) -{ - INTFLOAT tmp0, tmp1; - - INTFLOAT val0 , val1 , val2 , val3 , val4 , val5 , val6 , val7 , - val8 , val9 , val10, val11, val12, val13, val14, val15, - val16, val17, val18, val19, val20, val21, val22, val23, - val24, val25, val26, val27, val28, val29, val30, val31; - - /* pass 1 */ - BF0( 0, 31, COS0_0 , 1); - BF0(15, 16, COS0_15, 5); - /* pass 2 */ - BF( 0, 15, COS1_0 , 1); - BF(16, 31,-COS1_0 , 1); - /* pass 1 */ - BF0( 7, 24, COS0_7 , 1); - BF0( 8, 23, COS0_8 , 1); - /* pass 2 */ - BF( 7, 8, COS1_7 , 4); - BF(23, 24,-COS1_7 , 4); - /* pass 3 */ - BF( 0, 7, COS2_0 , 1); - BF( 8, 15,-COS2_0 , 1); - BF(16, 23, COS2_0 , 1); - BF(24, 31,-COS2_0 , 1); - /* pass 1 */ - BF0( 3, 28, COS0_3 , 1); - BF0(12, 19, COS0_12, 2); - /* pass 2 */ - BF( 3, 12, COS1_3 , 1); - BF(19, 28,-COS1_3 , 1); - /* pass 1 */ - BF0( 4, 27, COS0_4 , 1); - BF0(11, 20, COS0_11, 2); - /* pass 2 */ - BF( 4, 11, COS1_4 , 1); - BF(20, 27,-COS1_4 , 1); - /* pass 3 */ - BF( 3, 4, COS2_3 , 3); - BF(11, 12,-COS2_3 , 3); - BF(19, 20, COS2_3 , 3); - BF(27, 28,-COS2_3 , 3); - /* pass 4 */ - BF( 0, 3, COS3_0 , 1); - BF( 4, 7,-COS3_0 , 1); - BF( 8, 11, COS3_0 , 1); - BF(12, 15,-COS3_0 , 1); - BF(16, 19, COS3_0 , 1); - BF(20, 23,-COS3_0 , 1); - BF(24, 27, COS3_0 , 1); - BF(28, 31,-COS3_0 , 1); - - - - /* pass 1 */ - BF0( 1, 30, COS0_1 , 1); - BF0(14, 17, COS0_14, 3); - /* pass 2 */ - BF( 1, 14, COS1_1 , 1); - BF(17, 30,-COS1_1 , 1); - /* pass 1 */ - BF0( 6, 25, COS0_6 , 1); - BF0( 9, 22, COS0_9 , 1); - /* pass 2 */ - BF( 6, 9, COS1_6 , 2); - BF(22, 25,-COS1_6 , 2); - /* pass 3 */ - BF( 1, 6, COS2_1 , 1); - BF( 9, 14,-COS2_1 , 1); - BF(17, 22, COS2_1 , 1); - BF(25, 30,-COS2_1 , 1); - - /* pass 1 */ - BF0( 2, 29, COS0_2 , 1); - BF0(13, 18, COS0_13, 3); - /* pass 2 */ - BF( 2, 13, COS1_2 , 1); - BF(18, 29,-COS1_2 , 1); - /* pass 1 */ - BF0( 5, 26, COS0_5 , 1); - BF0(10, 21, COS0_10, 1); - /* pass 2 */ - BF( 5, 10, COS1_5 , 2); - BF(21, 26,-COS1_5 , 2); - /* pass 3 */ - BF( 2, 5, COS2_2 , 1); - BF(10, 13,-COS2_2 , 1); - BF(18, 21, COS2_2 , 1); - BF(26, 29,-COS2_2 , 1); - /* pass 4 */ - BF( 1, 2, COS3_1 , 2); - BF( 5, 6,-COS3_1 , 2); - BF( 9, 10, COS3_1 , 2); - BF(13, 14,-COS3_1 , 2); - BF(17, 18, COS3_1 , 2); - BF(21, 22,-COS3_1 , 2); - BF(25, 26, COS3_1 , 2); - BF(29, 30,-COS3_1 , 2); - - /* pass 5 */ - BF1( 0, 1, 2, 3); - BF2( 4, 5, 6, 7); - BF1( 8, 9, 10, 11); - BF2(12, 13, 14, 15); - BF1(16, 17, 18, 19); - BF2(20, 21, 22, 23); - BF1(24, 25, 26, 27); - BF2(28, 29, 30, 31); - - /* pass 6 */ - - ADD( 8, 12); - ADD(12, 10); - ADD(10, 14); - ADD(14, 9); - ADD( 9, 13); - ADD(13, 11); - ADD(11, 15); - - out[ 0] = val0; - out[16] = val1; - out[ 8] = val2; - out[24] = val3; - out[ 4] = val4; - out[20] = val5; - out[12] = val6; - out[28] = val7; - out[ 2] = val8; - out[18] = val9; - out[10] = val10; - out[26] = val11; - out[ 6] = val12; - out[22] = val13; - out[14] = val14; - out[30] = val15; - - ADD(24, 28); - ADD(28, 26); - ADD(26, 30); - ADD(30, 25); - ADD(25, 29); - ADD(29, 27); - ADD(27, 31); - - out[ 1] = val16 + val24; - out[17] = val17 + val25; - out[ 9] = val18 + val26; - out[25] = val19 + val27; - out[ 5] = val20 + val28; - out[21] = val21 + val29; - out[13] = val22 + val30; - out[29] = val23 + val31; - out[ 3] = val24 + val20; - out[19] = val25 + val21; - out[11] = val26 + val22; - out[27] = val27 + val23; - out[ 7] = val28 + val18; - out[23] = val29 + val19; - out[15] = val30 + val17; - out[31] = val31; -} diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/dct32.h b/plugins/supereq/ffmpeg_fft/libavcodec/dct32.h deleted file mode 100644 index dc2d847a..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/dct32.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef DCT_32_H -#define DCT_32_H - -#define FIXHR(x) ((float)(x)) -#define MULH3(x, y, s) ((s)*(y)*(x)) -#define INTFLOAT float - -void dct32(INTFLOAT *out, const INTFLOAT *tab); - -#endif diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/fft.c b/plugins/supereq/ffmpeg_fft/libavcodec/fft.c deleted file mode 100644 index 04082bf4..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/fft.c +++ /dev/null @@ -1,300 +0,0 @@ -/* - * FFT/IFFT transforms - * Copyright (c) 2008 Loren Merritt - * Copyright (c) 2002 Fabrice Bellard - * Partly based on libdjbfft by D. J. Bernstein - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * FFT/IFFT transforms. - */ - -#include <stdlib.h> -#include <string.h> -#include "libavutil/mathematics.h" -#include "fft.h" - -/* cos(2*pi*x/n) for 0<=x<=n/4, followed by its reverse */ -#if !CONFIG_HARDCODED_TABLES -COSTABLE(16); -COSTABLE(32); -COSTABLE(64); -COSTABLE(128); -COSTABLE(256); -COSTABLE(512); -COSTABLE(1024); -COSTABLE(2048); -COSTABLE(4096); -COSTABLE(8192); -COSTABLE(16384); -COSTABLE(32768); -COSTABLE(65536); -#endif -COSTABLE_CONST FFTSample * const ff_cos_tabs[] = { - NULL, NULL, NULL, NULL, - ff_cos_16, ff_cos_32, ff_cos_64, ff_cos_128, ff_cos_256, ff_cos_512, ff_cos_1024, - ff_cos_2048, ff_cos_4096, ff_cos_8192, ff_cos_16384, ff_cos_32768, ff_cos_65536, -}; - -static int split_radix_permutation(int i, int n, int inverse) -{ - int m; - if(n <= 2) return i&1; - m = n >> 1; - if(!(i&m)) return split_radix_permutation(i, m, inverse)*2; - m >>= 1; - if(inverse == !(i&m)) return split_radix_permutation(i, m, inverse)*4 + 1; - else return split_radix_permutation(i, m, inverse)*4 - 1; -} - -av_cold void ff_init_ff_cos_tabs(int index) -{ -#if !CONFIG_HARDCODED_TABLES - int i; - int m = 1<<index; - double freq = 2*M_PI/m; - FFTSample *tab = ff_cos_tabs[index]; - for(i=0; i<=m/4; i++) - tab[i] = cos(i*freq); - for(i=1; i<m/4; i++) - tab[m/2-i] = tab[i]; -#endif -} - -av_cold int ff_fft_init(FFTContext *s, int nbits, int inverse) -{ - int i, j, n; - - if (nbits < 2 || nbits > 16) - goto fail; - s->nbits = nbits; - n = 1 << nbits; - - s->revtab = av_malloc(n * sizeof(uint16_t)); - if (!s->revtab) - goto fail; - s->tmp_buf = av_malloc(n * sizeof(FFTComplex)); - if (!s->tmp_buf) - goto fail; - s->inverse = inverse; - - s->fft_permute = ff_fft_permute_c; - s->fft_calc = ff_fft_calc_c; -#if CONFIG_MDCT - s->imdct_calc = ff_imdct_calc_c; - s->imdct_half = ff_imdct_half_c; - s->mdct_calc = ff_mdct_calc_c; -#endif - -#if ARCH_ARM - ff_fft_init_arm(s); -#elif HAVE_ALTIVEC - if (HAVE_ALTIVEC) ff_fft_init_altivec(s); -#elif HAVE_MMX - if (HAVE_MMX) ff_fft_init_mmx(s); -#endif - - for(j=4; j<=nbits; j++) { - ff_init_ff_cos_tabs(j); - } - for(i=0; i<n; i++) - s->revtab[-split_radix_permutation(i, n, s->inverse) & (n-1)] = i; - - return 0; - fail: - av_freep(&s->revtab); - av_freep(&s->tmp_buf); - return -1; -} - -void ff_fft_permute_c(FFTContext *s, FFTComplex *z) -{ - int j, np; - const uint16_t *revtab = s->revtab; - np = 1 << s->nbits; - /* TODO: handle split-radix permute in a more optimal way, probably in-place */ - for(j=0;j<np;j++) s->tmp_buf[revtab[j]] = z[j]; - memcpy(z, s->tmp_buf, np * sizeof(FFTComplex)); -} - -av_cold void ff_fft_end(FFTContext *s) -{ - av_freep(&s->revtab); - av_freep(&s->tmp_buf); -} - -#define sqrthalf (float)M_SQRT1_2 - -#define BF(x,y,a,b) {\ - x = a - b;\ - y = a + b;\ -} - -#define BUTTERFLIES(a0,a1,a2,a3) {\ - BF(t3, t5, t5, t1);\ - BF(a2.re, a0.re, a0.re, t5);\ - BF(a3.im, a1.im, a1.im, t3);\ - BF(t4, t6, t2, t6);\ - BF(a3.re, a1.re, a1.re, t4);\ - BF(a2.im, a0.im, a0.im, t6);\ -} - -// force loading all the inputs before storing any. -// this is slightly slower for small data, but avoids store->load aliasing -// for addresses separated by large powers of 2. -#define BUTTERFLIES_BIG(a0,a1,a2,a3) {\ - FFTSample r0=a0.re, i0=a0.im, r1=a1.re, i1=a1.im;\ - BF(t3, t5, t5, t1);\ - BF(a2.re, a0.re, r0, t5);\ - BF(a3.im, a1.im, i1, t3);\ - BF(t4, t6, t2, t6);\ - BF(a3.re, a1.re, r1, t4);\ - BF(a2.im, a0.im, i0, t6);\ -} - -#define TRANSFORM(a0,a1,a2,a3,wre,wim) {\ - t1 = a2.re * wre + a2.im * wim;\ - t2 = a2.im * wre - a2.re * wim;\ - t5 = a3.re * wre - a3.im * wim;\ - t6 = a3.im * wre + a3.re * wim;\ - BUTTERFLIES(a0,a1,a2,a3)\ -} - -#define TRANSFORM_ZERO(a0,a1,a2,a3) {\ - t1 = a2.re;\ - t2 = a2.im;\ - t5 = a3.re;\ - t6 = a3.im;\ - BUTTERFLIES(a0,a1,a2,a3)\ -} - -/* z[0...8n-1], w[1...2n-1] */ -#define PASS(name)\ -static void name(FFTComplex *z, const FFTSample *wre, unsigned int n)\ -{\ - FFTSample t1, t2, t3, t4, t5, t6;\ - int o1 = 2*n;\ - int o2 = 4*n;\ - int o3 = 6*n;\ - const FFTSample *wim = wre+o1;\ - n--;\ -\ - TRANSFORM_ZERO(z[0],z[o1],z[o2],z[o3]);\ - TRANSFORM(z[1],z[o1+1],z[o2+1],z[o3+1],wre[1],wim[-1]);\ - do {\ - z += 2;\ - wre += 2;\ - wim -= 2;\ - TRANSFORM(z[0],z[o1],z[o2],z[o3],wre[0],wim[0]);\ - TRANSFORM(z[1],z[o1+1],z[o2+1],z[o3+1],wre[1],wim[-1]);\ - } while(--n);\ -} - -PASS(pass) -#undef BUTTERFLIES -#define BUTTERFLIES BUTTERFLIES_BIG -PASS(pass_big) - -#define DECL_FFT(n,n2,n4)\ -static void fft##n(FFTComplex *z)\ -{\ - fft##n2(z);\ - fft##n4(z+n4*2);\ - fft##n4(z+n4*3);\ - pass(z,ff_cos_##n,n4/2);\ -} - -static void fft4(FFTComplex *z) -{ - FFTSample t1, t2, t3, t4, t5, t6, t7, t8; - - BF(t3, t1, z[0].re, z[1].re); - BF(t8, t6, z[3].re, z[2].re); - BF(z[2].re, z[0].re, t1, t6); - BF(t4, t2, z[0].im, z[1].im); - BF(t7, t5, z[2].im, z[3].im); - BF(z[3].im, z[1].im, t4, t8); - BF(z[3].re, z[1].re, t3, t7); - BF(z[2].im, z[0].im, t2, t5); -} - -static void fft8(FFTComplex *z) -{ - FFTSample t1, t2, t3, t4, t5, t6, t7, t8; - - fft4(z); - - BF(t1, z[5].re, z[4].re, -z[5].re); - BF(t2, z[5].im, z[4].im, -z[5].im); - BF(t3, z[7].re, z[6].re, -z[7].re); - BF(t4, z[7].im, z[6].im, -z[7].im); - BF(t8, t1, t3, t1); - BF(t7, t2, t2, t4); - BF(z[4].re, z[0].re, z[0].re, t1); - BF(z[4].im, z[0].im, z[0].im, t2); - BF(z[6].re, z[2].re, z[2].re, t7); - BF(z[6].im, z[2].im, z[2].im, t8); - - TRANSFORM(z[1],z[3],z[5],z[7],sqrthalf,sqrthalf); -} - -#if !CONFIG_SMALL -static void fft16(FFTComplex *z) -{ - FFTSample t1, t2, t3, t4, t5, t6; - - fft8(z); - fft4(z+8); - fft4(z+12); - - TRANSFORM_ZERO(z[0],z[4],z[8],z[12]); - TRANSFORM(z[2],z[6],z[10],z[14],sqrthalf,sqrthalf); - TRANSFORM(z[1],z[5],z[9],z[13],ff_cos_16[1],ff_cos_16[3]); - TRANSFORM(z[3],z[7],z[11],z[15],ff_cos_16[3],ff_cos_16[1]); -} -#else -DECL_FFT(16,8,4) -#endif -DECL_FFT(32,16,8) -DECL_FFT(64,32,16) -DECL_FFT(128,64,32) -DECL_FFT(256,128,64) -DECL_FFT(512,256,128) -#if !CONFIG_SMALL -#define pass pass_big -#endif -DECL_FFT(1024,512,256) -DECL_FFT(2048,1024,512) -DECL_FFT(4096,2048,1024) -DECL_FFT(8192,4096,2048) -DECL_FFT(16384,8192,4096) -DECL_FFT(32768,16384,8192) -DECL_FFT(65536,32768,16384) - -static void (* const fft_dispatch[])(FFTComplex*) = { - fft4, fft8, fft16, fft32, fft64, fft128, fft256, fft512, fft1024, - fft2048, fft4096, fft8192, fft16384, fft32768, fft65536, -}; - -void ff_fft_calc_c(FFTContext *s, FFTComplex *z) -{ - fft_dispatch[s->nbits-2](z); -} - diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/fft.h b/plugins/supereq/ffmpeg_fft/libavcodec/fft.h deleted file mode 100644 index b2e0f540..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/fft.h +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Copyright (c) 2000, 2001, 2002 Fabrice Bellard - * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVCODEC_FFT_H -#define AVCODEC_FFT_H - -#include <stdint.h> -#include "../config.h" -#include "libavutil/mem.h" -#include "avfft.h" - -/* FFT computation */ - -struct FFTContext { - int nbits; - int inverse; - uint16_t *revtab; - FFTComplex *tmp_buf; - int mdct_size; /* size of MDCT (i.e. number of input data * 2) */ - int mdct_bits; /* n = 2^nbits */ - /* pre/post rotation tables */ - FFTSample *tcos; - FFTSample *tsin; - void (*fft_permute)(struct FFTContext *s, FFTComplex *z); - void (*fft_calc)(struct FFTContext *s, FFTComplex *z); - void (*imdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input); - void (*imdct_half)(struct FFTContext *s, FFTSample *output, const FFTSample *input); - void (*mdct_calc)(struct FFTContext *s, FFTSample *output, const FFTSample *input); - int permutation; -#define FF_MDCT_PERM_NONE 0 -#define FF_MDCT_PERM_INTERLEAVE 1 -}; - -#if CONFIG_HARDCODED_TABLES -#define COSTABLE_CONST const -#define SINTABLE_CONST const -#define SINETABLE_CONST const -#else -#define COSTABLE_CONST -#define SINTABLE_CONST -#define SINETABLE_CONST -#endif - -#define COSTABLE(size) \ - COSTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_cos_##size)[size/2] -#define SINTABLE(size) \ - SINTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_sin_##size)[size/2] -#define SINETABLE(size) \ - SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size] -extern COSTABLE(16); -extern COSTABLE(32); -extern COSTABLE(64); -extern COSTABLE(128); -extern COSTABLE(256); -extern COSTABLE(512); -extern COSTABLE(1024); -extern COSTABLE(2048); -extern COSTABLE(4096); -extern COSTABLE(8192); -extern COSTABLE(16384); -extern COSTABLE(32768); -extern COSTABLE(65536); -extern COSTABLE_CONST FFTSample* const ff_cos_tabs[17]; - -/** - * Initialize the cosine table in ff_cos_tabs[index] - * \param index index in ff_cos_tabs array of the table to initialize - */ -void ff_init_ff_cos_tabs(int index); - -extern SINTABLE(16); -extern SINTABLE(32); -extern SINTABLE(64); -extern SINTABLE(128); -extern SINTABLE(256); -extern SINTABLE(512); -extern SINTABLE(1024); -extern SINTABLE(2048); -extern SINTABLE(4096); -extern SINTABLE(8192); -extern SINTABLE(16384); -extern SINTABLE(32768); -extern SINTABLE(65536); - -/** - * Set up a complex FFT. - * @param nbits log2 of the length of the input array - * @param inverse if 0 perform the forward transform, if 1 perform the inverse - */ -int ff_fft_init(FFTContext *s, int nbits, int inverse); -void ff_fft_permute_c(FFTContext *s, FFTComplex *z); -void ff_fft_calc_c(FFTContext *s, FFTComplex *z); - -void ff_fft_init_altivec(FFTContext *s); -void ff_fft_init_mmx(FFTContext *s); -void ff_fft_init_arm(FFTContext *s); -void ff_dct_init_mmx(DCTContext *s); - -/** - * Do the permutation needed BEFORE calling ff_fft_calc(). - */ -static inline void ff_fft_permute(FFTContext *s, FFTComplex *z) -{ - s->fft_permute(s, z); -} -/** - * Do a complex FFT with the parameters defined in ff_fft_init(). The - * input data must be permuted before. No 1.0/sqrt(n) normalization is done. - */ -static inline void ff_fft_calc(FFTContext *s, FFTComplex *z) -{ - s->fft_calc(s, z); -} -void ff_fft_end(FFTContext *s); - -/* MDCT computation */ - -static inline void ff_imdct_calc(FFTContext *s, FFTSample *output, const FFTSample *input) -{ - s->imdct_calc(s, output, input); -} -static inline void ff_imdct_half(FFTContext *s, FFTSample *output, const FFTSample *input) -{ - s->imdct_half(s, output, input); -} - -static inline void ff_mdct_calc(FFTContext *s, FFTSample *output, - const FFTSample *input) -{ - s->mdct_calc(s, output, input); -} - -/** - * Maximum window size for ff_kbd_window_init. - */ -#define FF_KBD_WINDOW_MAX 1024 - -/** - * Generate a Kaiser-Bessel Derived Window. - * @param window pointer to half window - * @param alpha determines window shape - * @param n size of half window, max FF_KBD_WINDOW_MAX - */ -void ff_kbd_window_init(float *window, float alpha, int n); - -/** - * Generate a sine window. - * @param window pointer to half window - * @param n size of half window - */ -void ff_sine_window_init(float *window, int n); - -/** - * initialize the specified entry of ff_sine_windows - */ -void ff_init_ff_sine_windows(int index); -extern SINETABLE( 32); -extern SINETABLE( 64); -extern SINETABLE( 128); -extern SINETABLE( 256); -extern SINETABLE( 512); -extern SINETABLE(1024); -extern SINETABLE(2048); -extern SINETABLE(4096); -extern SINETABLE_CONST float * const ff_sine_windows[13]; - -int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale); -void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input); -void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input); -void ff_mdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input); -void ff_mdct_end(FFTContext *s); - -/* Real Discrete Fourier Transform */ - -struct RDFTContext { - int nbits; - int inverse; - int sign_convention; - - /* pre/post rotation tables */ - const FFTSample *tcos; - SINTABLE_CONST FFTSample *tsin; - FFTContext fft; - void (*rdft_calc)(struct RDFTContext *s, FFTSample *z); -}; - -/** - * Set up a real FFT. - * @param nbits log2 of the length of the input array - * @param trans the type of transform - */ -int ff_rdft_init(RDFTContext *s, int nbits, enum RDFTransformType trans); -void ff_rdft_end(RDFTContext *s); - -void ff_rdft_init_arm(RDFTContext *s); - -static av_always_inline void ff_rdft_calc(RDFTContext *s, FFTSample *data) -{ - s->rdft_calc(s, data); -} - -/* Discrete Cosine Transform */ - -struct DCTContext { - int nbits; - int inverse; - RDFTContext rdft; - const float *costab; - FFTSample *csc2; - void (*dct_calc)(struct DCTContext *s, FFTSample *data); - void (*dct32)(FFTSample *out, const FFTSample *in); -}; - -/** - * Set up DCT. - * @param nbits size of the input array: - * (1 << nbits) for DCT-II, DCT-III and DST-I - * (1 << nbits) + 1 for DCT-I - * - * @note the first element of the input of DST-I is ignored - */ -int ff_dct_init(DCTContext *s, int nbits, enum DCTTransformType type); -void ff_dct_calc(DCTContext *s, FFTSample *data); -void ff_dct_end (DCTContext *s); - -#endif /* AVCODEC_FFT_H */ diff --git a/plugins/supereq/ffmpeg_fft/libavcodec/rdft.c b/plugins/supereq/ffmpeg_fft/libavcodec/rdft.c deleted file mode 100644 index fe6014fb..00000000 --- a/plugins/supereq/ffmpeg_fft/libavcodec/rdft.c +++ /dev/null @@ -1,137 +0,0 @@ -/* - * (I)RDFT transforms - * Copyright (c) 2009 Alex Converse <alex dot converse at gmail dot com> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ -#include <stdlib.h> -#include <math.h> -#include "libavutil/mathematics.h" -#include "fft.h" - -/** - * @file - * (Inverse) Real Discrete Fourier Transforms. - */ - -/* sin(2*pi*x/n) for 0<=x<n/4, followed by n/2<=x<3n/4 */ -#if !CONFIG_HARDCODED_TABLES -SINTABLE(16); -SINTABLE(32); -SINTABLE(64); -SINTABLE(128); -SINTABLE(256); -SINTABLE(512); -SINTABLE(1024); -SINTABLE(2048); -SINTABLE(4096); -SINTABLE(8192); -SINTABLE(16384); -SINTABLE(32768); -SINTABLE(65536); -#endif -SINTABLE_CONST FFTSample * const ff_sin_tabs[] = { - NULL, NULL, NULL, NULL, - ff_sin_16, ff_sin_32, ff_sin_64, ff_sin_128, ff_sin_256, ff_sin_512, ff_sin_1024, - ff_sin_2048, ff_sin_4096, ff_sin_8192, ff_sin_16384, ff_sin_32768, ff_sin_65536, -}; - -/** Map one real FFT into two parallel real even and odd FFTs. Then interleave - * the two real FFTs into one complex FFT. Unmangle the results. - * ref: http://www.engineeringproductivitytools.com/stuff/T0001/PT10.HTM - */ -static void ff_rdft_calc_c(RDFTContext* s, FFTSample* data) -{ - int i, i1, i2; - FFTComplex ev, od; - const int n = 1 << s->nbits; - const float k1 = 0.5; - const float k2 = 0.5 - s->inverse; - const FFTSample *tcos = s->tcos; - const FFTSample *tsin = s->tsin; - - if (!s->inverse) { - ff_fft_permute(&s->fft, (FFTComplex*)data); - ff_fft_calc(&s->fft, (FFTComplex*)data); - } - /* i=0 is a special case because of packing, the DC term is real, so we - are going to throw the N/2 term (also real) in with it. */ - ev.re = data[0]; - data[0] = ev.re+data[1]; - data[1] = ev.re-data[1]; - for (i = 1; i < (n>>2); i++) { - i1 = 2*i; - i2 = n-i1; - /* Separate even and odd FFTs */ - ev.re = k1*(data[i1 ]+data[i2 ]); - od.im = -k2*(data[i1 ]-data[i2 ]); - ev.im = k1*(data[i1+1]-data[i2+1]); - od.re = k2*(data[i1+1]+data[i2+1]); - /* Apply twiddle factors to the odd FFT and add to the even FFT */ - data[i1 ] = ev.re + od.re*tcos[i] - od.im*tsin[i]; - data[i1+1] = ev.im + od.im*tcos[i] + od.re*tsin[i]; - data[i2 ] = ev.re - od.re*tcos[i] + od.im*tsin[i]; - data[i2+1] = -ev.im + od.im*tcos[i] + od.re*tsin[i]; - } - data[2*i+1]=s->sign_convention*data[2*i+1]; - if (s->inverse) { - data[0] *= k1; - data[1] *= k1; - ff_fft_permute(&s->fft, (FFTComplex*)data); - ff_fft_calc(&s->fft, (FFTComplex*)data); - } -} - -av_cold int ff_rdft_init(RDFTContext *s, int nbits, enum RDFTransformType trans) -{ - int n = 1 << nbits; - int i; - const double theta = (trans == DFT_R2C || trans == DFT_C2R ? -1 : 1)*2*M_PI/n; - - s->nbits = nbits; - s->inverse = trans == IDFT_C2R || trans == DFT_C2R; - s->sign_convention = trans == IDFT_R2C || trans == DFT_C2R ? 1 : -1; - - if (nbits < 4 || nbits > 16) { - return -1; - } - - if (ff_fft_init(&s->fft, nbits-1, trans == IDFT_C2R || trans == IDFT_R2C) < 0) { - return -1; - } - - ff_init_ff_cos_tabs(nbits); - s->tcos = ff_cos_tabs[nbits]; - s->tsin = ff_sin_tabs[nbits]+(trans == DFT_R2C || trans == DFT_C2R)*(n>>2); -#if !CONFIG_HARDCODED_TABLES - for (i = 0; i < (n>>2); i++) { - s->tsin[i] = sin(i*theta); - } -#endif - s->rdft_calc = ff_rdft_calc_c; - -#if ARCH_ARM - ff_rdft_init_arm(s); -#endif - - return 0; -} - -av_cold void ff_rdft_end(RDFTContext *s) -{ - ff_fft_end(&s->fft); -} diff --git a/plugins/supereq/ffmpeg_fft/libavutil/attributes.h b/plugins/supereq/ffmpeg_fft/libavutil/attributes.h deleted file mode 100644 index 50fbfc31..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/attributes.h +++ /dev/null @@ -1,122 +0,0 @@ -/* - * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * Macro definitions for various function/variable attributes - */ - -#ifndef AVUTIL_ATTRIBUTES_H -#define AVUTIL_ATTRIBUTES_H - -#ifdef __GNUC__ -# define AV_GCC_VERSION_AT_LEAST(x,y) (__GNUC__ > x || __GNUC__ == x && __GNUC_MINOR__ >= y) -#else -# define AV_GCC_VERSION_AT_LEAST(x,y) 0 -#endif - -#ifndef av_always_inline -#if AV_GCC_VERSION_AT_LEAST(3,1) -# define av_always_inline __attribute__((always_inline)) inline -#else -# define av_always_inline inline -#endif -#endif - -#ifndef av_noinline -#if AV_GCC_VERSION_AT_LEAST(3,1) -# define av_noinline __attribute__((noinline)) -#else -# define av_noinline -#endif -#endif - -#ifndef av_pure -#if AV_GCC_VERSION_AT_LEAST(3,1) -# define av_pure __attribute__((pure)) -#else -# define av_pure -#endif -#endif - -#ifndef av_const -#if AV_GCC_VERSION_AT_LEAST(2,6) -# define av_const __attribute__((const)) -#else -# define av_const -#endif -#endif - -#ifndef av_cold -#if (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(4,3) -# define av_cold __attribute__((cold)) -#else -# define av_cold -#endif -#endif - -#ifndef av_flatten -#if (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(4,1) -# define av_flatten __attribute__((flatten)) -#else -# define av_flatten -#endif -#endif - -#ifndef attribute_deprecated -#if AV_GCC_VERSION_AT_LEAST(3,1) -# define attribute_deprecated __attribute__((deprecated)) -#else -# define attribute_deprecated -#endif -#endif - -#ifndef av_unused -#if defined(__GNUC__) -# define av_unused __attribute__((unused)) -#else -# define av_unused -#endif -#endif - -#ifndef av_alias -#if (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(3,3) -# define av_alias __attribute__((may_alias)) -#else -# define av_alias -#endif -#endif - -#ifndef av_uninit -#if defined(__GNUC__) && !defined(__ICC) -# define av_uninit(x) x=x -#else -# define av_uninit(x) x -#endif -#endif - -#ifdef __GNUC__ -# define av_builtin_constant_p __builtin_constant_p -#else -# define av_builtin_constant_p(x) 0 -#endif - -#endif /* AVUTIL_ATTRIBUTES_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/avconfig.h b/plugins/supereq/ffmpeg_fft/libavutil/avconfig.h deleted file mode 100644 index b028bb4f..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/avconfig.h +++ /dev/null @@ -1,5 +0,0 @@ -/* Generated by ffconf */ -#ifndef AVUTIL_AVCONFIG_H -#define AVUTIL_AVCONFIG_H -#define AV_HAVE_BIGENDIAN 0 -#endif /* AVUTIL_AVCONFIG_H */ diff --git a/plugins/supereq/ffmpeg_fft/libavutil/avutil.h b/plugins/supereq/ffmpeg_fft/libavutil/avutil.h deleted file mode 100644 index f5d364be..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/avutil.h +++ /dev/null @@ -1,90 +0,0 @@ -/* - * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_AVUTIL_H -#define AVUTIL_AVUTIL_H - -/** - * @file - * external API header - */ - - -#define AV_STRINGIFY(s) AV_TOSTRING(s) -#define AV_TOSTRING(s) #s - -#define AV_GLUE(a, b) a ## b -#define AV_JOIN(a, b) AV_GLUE(a, b) - -#define AV_PRAGMA(s) _Pragma(#s) - -#define AV_VERSION_INT(a, b, c) (a<<16 | b<<8 | c) -#define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c -#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c) - -#define LIBAVUTIL_VERSION_MAJOR 50 -#define LIBAVUTIL_VERSION_MINOR 21 -#define LIBAVUTIL_VERSION_MICRO 0 - -#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \ - LIBAVUTIL_VERSION_MINOR, \ - LIBAVUTIL_VERSION_MICRO) -#define LIBAVUTIL_VERSION AV_VERSION(LIBAVUTIL_VERSION_MAJOR, \ - LIBAVUTIL_VERSION_MINOR, \ - LIBAVUTIL_VERSION_MICRO) -#define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT - -#define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) - -/** - * Return the LIBAVUTIL_VERSION_INT constant. - */ -unsigned avutil_version(void); - -/** - * Return the libavutil build-time configuration. - */ -const char *avutil_configuration(void); - -/** - * Return the libavutil license. - */ -const char *avutil_license(void); - -enum AVMediaType { - AVMEDIA_TYPE_UNKNOWN = -1, - AVMEDIA_TYPE_VIDEO, - AVMEDIA_TYPE_AUDIO, - AVMEDIA_TYPE_DATA, - AVMEDIA_TYPE_SUBTITLE, - AVMEDIA_TYPE_ATTACHMENT, - AVMEDIA_TYPE_NB -}; - -#include "common.h" -/* #include "error.h" */ -#include "mathematics.h" -#include "rational.h" -#include "intfloat_readwrite.h" -/* #include "log.h" */ -/* #include "pixfmt.h" */ - -#endif /* AVUTIL_AVUTIL_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/common.h b/plugins/supereq/ffmpeg_fft/libavutil/common.h deleted file mode 100644 index 9dff1435..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/common.h +++ /dev/null @@ -1,347 +0,0 @@ -/* - * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * common internal and external API header - */ - -#ifndef AVUTIL_COMMON_H -#define AVUTIL_COMMON_H - -#include <ctype.h> -#include <errno.h> -#include <inttypes.h> -#include <limits.h> -#include <math.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include "attributes.h" - -//rounded division & shift -#define RSHIFT(a,b) ((a) > 0 ? ((a) + ((1<<(b))>>1))>>(b) : ((a) + ((1<<(b))>>1)-1)>>(b)) -/* assume b>0 */ -#define ROUNDED_DIV(a,b) (((a)>0 ? (a) + ((b)>>1) : (a) - ((b)>>1))/(b)) -#define FFABS(a) ((a) >= 0 ? (a) : (-(a))) -#define FFSIGN(a) ((a) > 0 ? 1 : -1) - -#define FFMAX(a,b) ((a) > (b) ? (a) : (b)) -#define FFMAX3(a,b,c) FFMAX(FFMAX(a,b),c) -#define FFMIN(a,b) ((a) > (b) ? (b) : (a)) -#define FFMIN3(a,b,c) FFMIN(FFMIN(a,b),c) - -#define FFSWAP(type,a,b) do{type SWAP_tmp= b; b= a; a= SWAP_tmp;}while(0) -#define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0])) -#define FFALIGN(x, a) (((x)+(a)-1)&~((a)-1)) - -/* misc math functions */ -extern const uint8_t ff_log2_tab[256]; - -extern const uint8_t av_reverse[256]; - -static inline av_const int av_log2_c(unsigned int v) -{ - int n = 0; - if (v & 0xffff0000) { - v >>= 16; - n += 16; - } - if (v & 0xff00) { - v >>= 8; - n += 8; - } - n += ff_log2_tab[v]; - - return n; -} - -static inline av_const int av_log2_16bit_c(unsigned int v) -{ - int n = 0; - if (v & 0xff00) { - v >>= 8; - n += 8; - } - n += ff_log2_tab[v]; - - return n; -} - -#ifdef HAVE_AV_CONFIG_H -# include "config.h" -# include "intmath.h" -#endif - -/* Pull in unguarded fallback defines at the end of this file. */ -#include "common.h" - -/** - * Clip a signed integer value into the amin-amax range. - * @param a value to clip - * @param amin minimum value of the clip range - * @param amax maximum value of the clip range - * @return clipped value - */ -static inline av_const int av_clip_c(int a, int amin, int amax) -{ - if (a < amin) return amin; - else if (a > amax) return amax; - else return a; -} - -/** - * Clip a signed integer value into the 0-255 range. - * @param a value to clip - * @return clipped value - */ -static inline av_const uint8_t av_clip_uint8_c(int a) -{ - if (a&(~0xFF)) return (-a)>>31; - else return a; -} - -/** - * Clip a signed integer value into the -128,127 range. - * @param a value to clip - * @return clipped value - */ -static inline av_const int8_t av_clip_int8_c(int a) -{ - if ((a+0x80) & ~0xFF) return (a>>31) ^ 0x7F; - else return a; -} - -/** - * Clip a signed integer value into the 0-65535 range. - * @param a value to clip - * @return clipped value - */ -static inline av_const uint16_t av_clip_uint16_c(int a) -{ - if (a&(~0xFFFF)) return (-a)>>31; - else return a; -} - -/** - * Clip a signed integer value into the -32768,32767 range. - * @param a value to clip - * @return clipped value - */ -static inline av_const int16_t av_clip_int16_c(int a) -{ - if ((a+0x8000) & ~0xFFFF) return (a>>31) ^ 0x7FFF; - else return a; -} - -/** - * Clip a signed 64-bit integer value into the -2147483648,2147483647 range. - * @param a value to clip - * @return clipped value - */ -static inline av_const int32_t av_clipl_int32_c(int64_t a) -{ - if ((a+0x80000000u) & ~UINT64_C(0xFFFFFFFF)) return (a>>63) ^ 0x7FFFFFFF; - else return a; -} - -/** - * Clip a float value into the amin-amax range. - * @param a value to clip - * @param amin minimum value of the clip range - * @param amax maximum value of the clip range - * @return clipped value - */ -static inline av_const float av_clipf_c(float a, float amin, float amax) -{ - if (a < amin) return amin; - else if (a > amax) return amax; - else return a; -} - -/** Compute ceil(log2(x)). - * @param x value used to compute ceil(log2(x)) - * @return computed ceiling of log2(x) - */ -static inline av_const int av_ceil_log2_c(int x) -{ - return av_log2((x - 1) << 1); -} - -#define MKTAG(a,b,c,d) ((a) | ((b) << 8) | ((c) << 16) | ((d) << 24)) -#define MKBETAG(a,b,c,d) ((d) | ((c) << 8) | ((b) << 16) | ((a) << 24)) - -/** - * Convert a UTF-8 character (up to 4 bytes) to its 32-bit UCS-4 encoded form. - * - * @param val Output value, must be an lvalue of type uint32_t. - * @param GET_BYTE Expression reading one byte from the input. - * Evaluated up to 7 times (4 for the currently - * assigned Unicode range). With a memory buffer - * input, this could be *ptr++. - * @param ERROR Expression to be evaluated on invalid input, - * typically a goto statement. - */ -#define GET_UTF8(val, GET_BYTE, ERROR)\ - val= GET_BYTE;\ - {\ - int ones= 7 - av_log2(val ^ 255);\ - if(ones==1)\ - ERROR\ - val&= 127>>ones;\ - while(--ones > 0){\ - int tmp= GET_BYTE - 128;\ - if(tmp>>6)\ - ERROR\ - val= (val<<6) + tmp;\ - }\ - } - -/** - * Convert a UTF-16 character (2 or 4 bytes) to its 32-bit UCS-4 encoded form. - * - * @param val Output value, must be an lvalue of type uint32_t. - * @param GET_16BIT Expression returning two bytes of UTF-16 data converted - * to native byte order. Evaluated one or two times. - * @param ERROR Expression to be evaluated on invalid input, - * typically a goto statement. - */ -#define GET_UTF16(val, GET_16BIT, ERROR)\ - val = GET_16BIT;\ - {\ - unsigned int hi = val - 0xD800;\ - if (hi < 0x800) {\ - val = GET_16BIT - 0xDC00;\ - if (val > 0x3FFU || hi > 0x3FFU)\ - ERROR\ - val += (hi<<10) + 0x10000;\ - }\ - }\ - -/*! - * \def PUT_UTF8(val, tmp, PUT_BYTE) - * Convert a 32-bit Unicode character to its UTF-8 encoded form (up to 4 bytes long). - * \param val is an input-only argument and should be of type uint32_t. It holds - * a UCS-4 encoded Unicode character that is to be converted to UTF-8. If - * val is given as a function it is executed only once. - * \param tmp is a temporary variable and should be of type uint8_t. It - * represents an intermediate value during conversion that is to be - * output by PUT_BYTE. - * \param PUT_BYTE writes the converted UTF-8 bytes to any proper destination. - * It could be a function or a statement, and uses tmp as the input byte. - * For example, PUT_BYTE could be "*output++ = tmp;" PUT_BYTE will be - * executed up to 4 times for values in the valid UTF-8 range and up to - * 7 times in the general case, depending on the length of the converted - * Unicode character. - */ -#define PUT_UTF8(val, tmp, PUT_BYTE)\ - {\ - int bytes, shift;\ - uint32_t in = val;\ - if (in < 0x80) {\ - tmp = in;\ - PUT_BYTE\ - } else {\ - bytes = (av_log2(in) + 4) / 5;\ - shift = (bytes - 1) * 6;\ - tmp = (256 - (256 >> bytes)) | (in >> shift);\ - PUT_BYTE\ - while (shift >= 6) {\ - shift -= 6;\ - tmp = 0x80 | ((in >> shift) & 0x3f);\ - PUT_BYTE\ - }\ - }\ - } - -/*! - * \def PUT_UTF16(val, tmp, PUT_16BIT) - * Convert a 32-bit Unicode character to its UTF-16 encoded form (2 or 4 bytes). - * \param val is an input-only argument and should be of type uint32_t. It holds - * a UCS-4 encoded Unicode character that is to be converted to UTF-16. If - * val is given as a function it is executed only once. - * \param tmp is a temporary variable and should be of type uint16_t. It - * represents an intermediate value during conversion that is to be - * output by PUT_16BIT. - * \param PUT_16BIT writes the converted UTF-16 data to any proper destination - * in desired endianness. It could be a function or a statement, and uses tmp - * as the input byte. For example, PUT_BYTE could be "*output++ = tmp;" - * PUT_BYTE will be executed 1 or 2 times depending on input character. - */ -#define PUT_UTF16(val, tmp, PUT_16BIT)\ - {\ - uint32_t in = val;\ - if (in < 0x10000) {\ - tmp = in;\ - PUT_16BIT\ - } else {\ - tmp = 0xD800 | ((in - 0x10000) >> 10);\ - PUT_16BIT\ - tmp = 0xDC00 | ((in - 0x10000) & 0x3FF);\ - PUT_16BIT\ - }\ - }\ - - - -#include "mem.h" - -#ifdef HAVE_AV_CONFIG_H -# include "internal.h" -#endif /* HAVE_AV_CONFIG_H */ - -#endif /* AVUTIL_COMMON_H */ - -/* - * The following definitions are outside the multiple inclusion guard - * to ensure they are immediately available in intmath.h. - */ - -#ifndef av_log2 -# define av_log2 av_log2_c -#endif -#ifndef av_log2_16bit -# define av_log2_16bit av_log2_16bit_c -#endif -#ifndef av_ceil_log2 -# define av_ceil_log2 av_ceil_log2_c -#endif -#ifndef av_clip -# define av_clip av_clip_c -#endif -#ifndef av_clip_uint8 -# define av_clip_uint8 av_clip_uint8_c -#endif -#ifndef av_clip_int8 -# define av_clip_int8 av_clip_int8_c -#endif -#ifndef av_clip_uint16 -# define av_clip_uint16 av_clip_uint16_c -#endif -#ifndef av_clip_int16 -# define av_clip_int16 av_clip_int16_c -#endif -#ifndef av_clipl_int32 -# define av_clipl_int32 av_clipl_int32_c -#endif -#ifndef av_clipf -# define av_clipf av_clipf_c -#endif - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.c b/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.c deleted file mode 100644 index 79fe1867..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.c +++ /dev/null @@ -1,98 +0,0 @@ -/* - * portable IEEE float/double read/write functions - * - * Copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * portable IEEE float/double read/write functions - */ - -#include <stdint.h> -#include <math.h> -#include "intfloat_readwrite.h" - -double av_int2dbl(int64_t v){ - if(v+v > 0xFFEULL<<52) - return 0.0/0.0; - return ldexp(((v&((1LL<<52)-1)) + (1LL<<52)) * (v>>63|1), (v>>52&0x7FF)-1075); -} - -float av_int2flt(int32_t v){ - if(v+v > 0xFF000000U) - return 0.0/0.0; - return ldexp(((v&0x7FFFFF) + (1<<23)) * (v>>31|1), (v>>23&0xFF)-150); -} - -double av_ext2dbl(const AVExtFloat ext){ - uint64_t m = 0; - int e, i; - - for (i = 0; i < 8; i++) - m = (m<<8) + ext.mantissa[i]; - e = (((int)ext.exponent[0]&0x7f)<<8) | ext.exponent[1]; - if (e == 0x7fff && m) - return 0.0/0.0; - e -= 16383 + 63; /* In IEEE 80 bits, the whole (i.e. 1.xxxx) - * mantissa bit is written as opposed to the - * single and double precision formats. */ - if (ext.exponent[0]&0x80) - m= -m; - return ldexp(m, e); -} - -int64_t av_dbl2int(double d){ - int e; - if ( !d) return 0; - else if(d-d) return 0x7FF0000000000000LL + ((int64_t)(d<0)<<63) + (d!=d); - d= frexp(d, &e); - return (int64_t)(d<0)<<63 | (e+1022LL)<<52 | (int64_t)((fabs(d)-0.5)*(1LL<<53)); -} - -int32_t av_flt2int(float d){ - int e; - if ( !d) return 0; - else if(d-d) return 0x7F800000 + ((d<0)<<31) + (d!=d); - d= frexp(d, &e); - return (d<0)<<31 | (e+126)<<23 | (int64_t)((fabs(d)-0.5)*(1<<24)); -} - -AVExtFloat av_dbl2ext(double d){ - struct AVExtFloat ext= {{0}}; - int e, i; double f; uint64_t m; - - f = fabs(frexp(d, &e)); - if (f >= 0.5 && f < 1) { - e += 16382; - ext.exponent[0] = e>>8; - ext.exponent[1] = e; - m = (uint64_t)ldexp(f, 64); - for (i=0; i < 8; i++) - ext.mantissa[i] = m>>(56-(i<<3)); - } else if (f != 0.0) { - ext.exponent[0] = 0x7f; ext.exponent[1] = 0xff; - if (f != 1/0.0) - ext.mantissa[0] = ~0; - } - if (d < 0) - ext.exponent[0] |= 0x80; - return ext; -} - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.h b/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.h deleted file mode 100644 index 644b3e64..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/intfloat_readwrite.h +++ /dev/null @@ -1,41 +0,0 @@ -/* - * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_INTFLOAT_READWRITE_H -#define AVUTIL_INTFLOAT_READWRITE_H - -#include <stdint.h> -#include "attributes.h" - -/* IEEE 80 bits extended float */ -typedef struct AVExtFloat { - uint8_t exponent[2]; - uint8_t mantissa[8]; -} AVExtFloat; - -double av_int2dbl(int64_t v) av_const; -float av_int2flt(int32_t v) av_const; -double av_ext2dbl(const AVExtFloat ext) av_const; -int64_t av_dbl2int(double d) av_const; -int32_t av_flt2int(float d) av_const; -AVExtFloat av_dbl2ext(double d) av_const; - -#endif /* AVUTIL_INTFLOAT_READWRITE_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/mathematics.c b/plugins/supereq/ffmpeg_fft/libavutil/mathematics.c deleted file mode 100644 index c6851cb7..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/mathematics.c +++ /dev/null @@ -1,181 +0,0 @@ -/* - * Copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * miscellaneous math routines and tables - */ - -#include <assert.h> -#include <stdint.h> -#include <limits.h> -#include "mathematics.h" - -const uint8_t ff_sqrt_tab[256]={ - 0, 16, 23, 28, 32, 36, 40, 43, 46, 48, 51, 54, 56, 58, 60, 62, 64, 66, 68, 70, 72, 74, 76, 77, 79, 80, 82, 84, 85, 87, 88, 90, - 91, 92, 94, 95, 96, 98, 99,100,102,103,104,105,107,108,109,110,111,112,114,115,116,117,118,119,120,121,122,123,124,125,126,127, -128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,144,144,145,146,147,148,149,150,151,151,152,153,154,155,156,156, -157,158,159,160,160,161,162,163,164,164,165,166,167,168,168,169,170,171,171,172,173,174,174,175,176,176,177,178,179,179,180,181, -182,182,183,184,184,185,186,186,187,188,188,189,190,190,191,192,192,193,194,194,195,196,196,197,198,198,199,200,200,201,202,202, -203,204,204,205,205,206,207,207,208,208,209,210,210,211,212,212,213,213,214,215,215,216,216,217,218,218,219,219,220,220,221,222, -222,223,223,224,224,225,226,226,227,227,228,228,229,230,230,231,231,232,232,233,233,234,235,235,236,236,237,237,238,238,239,239, -240,240,241,242,242,243,243,244,244,245,245,246,246,247,247,248,248,249,249,250,250,251,251,252,252,253,253,254,254,255,255,255 -}; - -const uint8_t ff_log2_tab[256]={ - 0,0,1,1,2,2,2,2,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4, - 5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5, - 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, - 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, - 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7 -}; - -const uint8_t av_reverse[256]={ -0x00,0x80,0x40,0xC0,0x20,0xA0,0x60,0xE0,0x10,0x90,0x50,0xD0,0x30,0xB0,0x70,0xF0, -0x08,0x88,0x48,0xC8,0x28,0xA8,0x68,0xE8,0x18,0x98,0x58,0xD8,0x38,0xB8,0x78,0xF8, -0x04,0x84,0x44,0xC4,0x24,0xA4,0x64,0xE4,0x14,0x94,0x54,0xD4,0x34,0xB4,0x74,0xF4, -0x0C,0x8C,0x4C,0xCC,0x2C,0xAC,0x6C,0xEC,0x1C,0x9C,0x5C,0xDC,0x3C,0xBC,0x7C,0xFC, -0x02,0x82,0x42,0xC2,0x22,0xA2,0x62,0xE2,0x12,0x92,0x52,0xD2,0x32,0xB2,0x72,0xF2, -0x0A,0x8A,0x4A,0xCA,0x2A,0xAA,0x6A,0xEA,0x1A,0x9A,0x5A,0xDA,0x3A,0xBA,0x7A,0xFA, -0x06,0x86,0x46,0xC6,0x26,0xA6,0x66,0xE6,0x16,0x96,0x56,0xD6,0x36,0xB6,0x76,0xF6, -0x0E,0x8E,0x4E,0xCE,0x2E,0xAE,0x6E,0xEE,0x1E,0x9E,0x5E,0xDE,0x3E,0xBE,0x7E,0xFE, -0x01,0x81,0x41,0xC1,0x21,0xA1,0x61,0xE1,0x11,0x91,0x51,0xD1,0x31,0xB1,0x71,0xF1, -0x09,0x89,0x49,0xC9,0x29,0xA9,0x69,0xE9,0x19,0x99,0x59,0xD9,0x39,0xB9,0x79,0xF9, -0x05,0x85,0x45,0xC5,0x25,0xA5,0x65,0xE5,0x15,0x95,0x55,0xD5,0x35,0xB5,0x75,0xF5, -0x0D,0x8D,0x4D,0xCD,0x2D,0xAD,0x6D,0xED,0x1D,0x9D,0x5D,0xDD,0x3D,0xBD,0x7D,0xFD, -0x03,0x83,0x43,0xC3,0x23,0xA3,0x63,0xE3,0x13,0x93,0x53,0xD3,0x33,0xB3,0x73,0xF3, -0x0B,0x8B,0x4B,0xCB,0x2B,0xAB,0x6B,0xEB,0x1B,0x9B,0x5B,0xDB,0x3B,0xBB,0x7B,0xFB, -0x07,0x87,0x47,0xC7,0x27,0xA7,0x67,0xE7,0x17,0x97,0x57,0xD7,0x37,0xB7,0x77,0xF7, -0x0F,0x8F,0x4F,0xCF,0x2F,0xAF,0x6F,0xEF,0x1F,0x9F,0x5F,0xDF,0x3F,0xBF,0x7F,0xFF, -}; - -int64_t av_gcd(int64_t a, int64_t b){ - if(b) return av_gcd(b, a%b); - else return a; -} - -int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding rnd){ - int64_t r=0; - assert(c > 0); - assert(b >=0); - assert((unsigned)rnd<=5 && rnd!=4); - - if(a<0 && a != INT64_MIN) return -av_rescale_rnd(-a, b, c, rnd ^ ((rnd>>1)&1)); - - if(rnd==AV_ROUND_NEAR_INF) r= c/2; - else if(rnd&1) r= c-1; - - if(b<=INT_MAX && c<=INT_MAX){ - if(a<=INT_MAX) - return (a * b + r)/c; - else - return a/c*b + (a%c*b + r)/c; - }else{ -#if 1 - uint64_t a0= a&0xFFFFFFFF; - uint64_t a1= a>>32; - uint64_t b0= b&0xFFFFFFFF; - uint64_t b1= b>>32; - uint64_t t1= a0*b1 + a1*b0; - uint64_t t1a= t1<<32; - int i; - - a0 = a0*b0 + t1a; - a1 = a1*b1 + (t1>>32) + (a0<t1a); - a0 += r; - a1 += a0<r; - - for(i=63; i>=0; i--){ -// int o= a1 & 0x8000000000000000ULL; - a1+= a1 + ((a0>>i)&1); - t1+=t1; - if(/*o || */c <= a1){ - a1 -= c; - t1++; - } - } - return t1; - } -#else - AVInteger ai; - ai= av_mul_i(av_int2i(a), av_int2i(b)); - ai= av_add_i(ai, av_int2i(r)); - - return av_i2int(av_div_i(ai, av_int2i(c))); - } -#endif -} - -int64_t av_rescale(int64_t a, int64_t b, int64_t c){ - return av_rescale_rnd(a, b, c, AV_ROUND_NEAR_INF); -} - -int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq){ - int64_t b= bq.num * (int64_t)cq.den; - int64_t c= cq.num * (int64_t)bq.den; - return av_rescale_rnd(a, b, c, AV_ROUND_NEAR_INF); -} - -int av_compare_ts(int64_t ts_a, AVRational tb_a, int64_t ts_b, AVRational tb_b){ - int64_t a= tb_a.num * (int64_t)tb_b.den; - int64_t b= tb_b.num * (int64_t)tb_a.den; - if (av_rescale_rnd(ts_a, a, b, AV_ROUND_DOWN) < ts_b) return -1; - if (av_rescale_rnd(ts_b, b, a, AV_ROUND_DOWN) < ts_a) return 1; - return 0; -} - -int64_t av_compare_mod(uint64_t a, uint64_t b, uint64_t mod){ - int64_t c= (a-b) & (mod-1); - if(c > (mod>>1)) - c-= mod; - return c; -} - -#ifdef TEST -#include "integer.h" -#undef printf -int main(void){ - int64_t a,b,c,d,e; - - for(a=7; a<(1LL<<62); a+=a/3+1){ - for(b=3; b<(1LL<<62); b+=b/4+1){ - for(c=9; c<(1LL<<62); c+=(c*2)/5+3){ - int64_t r= c/2; - AVInteger ai; - ai= av_mul_i(av_int2i(a), av_int2i(b)); - ai= av_add_i(ai, av_int2i(r)); - - d= av_i2int(av_div_i(ai, av_int2i(c))); - - e= av_rescale(a,b,c); - - if((double)a * (double)b / (double)c > (1LL<<63)) - continue; - - if(d!=e) printf("%"PRId64"*%"PRId64"/%"PRId64"= %"PRId64"=%"PRId64"\n", a, b, c, d, e); - } - } - } - return 0; -} -#endif diff --git a/plugins/supereq/ffmpeg_fft/libavutil/mathematics.h b/plugins/supereq/ffmpeg_fft/libavutil/mathematics.h deleted file mode 100644 index 06d36e09..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/mathematics.h +++ /dev/null @@ -1,110 +0,0 @@ -/* - * copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVUTIL_MATHEMATICS_H -#define AVUTIL_MATHEMATICS_H - -#include <stdint.h> -#include <math.h> -#include "attributes.h" -#include "rational.h" - -#ifndef M_E -#define M_E 2.7182818284590452354 /* e */ -#endif -#ifndef M_LN2 -#define M_LN2 0.69314718055994530942 /* log_e 2 */ -#endif -#ifndef M_LN10 -#define M_LN10 2.30258509299404568402 /* log_e 10 */ -#endif -#ifndef M_LOG2_10 -#define M_LOG2_10 3.32192809488736234787 /* log_2 10 */ -#endif -#ifndef M_PI -#define M_PI 3.14159265358979323846 /* pi */ -#endif -#ifndef M_SQRT1_2 -#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ -#endif -#ifndef M_SQRT2 -#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ -#endif -#ifndef NAN -#define NAN (0.0/0.0) -#endif -#ifndef INFINITY -#define INFINITY (1.0/0.0) -#endif - -enum AVRounding { - AV_ROUND_ZERO = 0, ///< Round toward zero. - AV_ROUND_INF = 1, ///< Round away from zero. - AV_ROUND_DOWN = 2, ///< Round toward -infinity. - AV_ROUND_UP = 3, ///< Round toward +infinity. - AV_ROUND_NEAR_INF = 5, ///< Round to nearest and halfway cases away from zero. -}; - -/** - * Return the greatest common divisor of a and b. - * If both a and b are 0 or either or both are <0 then behavior is - * undefined. - */ -int64_t av_const av_gcd(int64_t a, int64_t b); - -/** - * Rescale a 64-bit integer with rounding to nearest. - * A simple a*b/c isn't possible as it can overflow. - */ -int64_t av_rescale(int64_t a, int64_t b, int64_t c) av_const; - -/** - * Rescale a 64-bit integer with specified rounding. - * A simple a*b/c isn't possible as it can overflow. - */ -int64_t av_rescale_rnd(int64_t a, int64_t b, int64_t c, enum AVRounding) av_const; - -/** - * Rescale a 64-bit integer by 2 rational numbers. - */ -int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq) av_const; - -/** - * Compare 2 timestamps each in its own timebases. - * The result of the function is undefined if one of the timestamps - * is outside the int64_t range when represented in the others timebase. - * @return -1 if ts_a is before ts_b, 1 if ts_a is after ts_b or 0 if they represent the same position - */ -int av_compare_ts(int64_t ts_a, AVRational tb_a, int64_t ts_b, AVRational tb_b); - -/** - * Compare 2 integers modulo mod. - * That is we compare integers a and b for which only the least - * significant log2(mod) bits are known. - * - * @param mod must be a power of 2 - * @return a negative value if a is smaller than b - * a positive value if a is greater than b - * 0 if a equals b - */ -int64_t av_compare_mod(uint64_t a, uint64_t b, uint64_t mod); - -#endif /* AVUTIL_MATHEMATICS_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/mem.c b/plugins/supereq/ffmpeg_fft/libavutil/mem.c deleted file mode 100644 index 8cad089a..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/mem.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * default memory allocator for libavutil - * Copyright (c) 2002 Fabrice Bellard - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * default memory allocator for libavutil - */ - -#include "config.h" - -#include <limits.h> -#include <stdlib.h> -#include <string.h> -#if HAVE_MALLOC_H -#include <malloc.h> -#endif - -#include "avutil.h" -#include "mem.h" - -/* here we can use OS-dependent allocation functions */ -#undef free -#undef malloc -#undef realloc - -#ifdef MALLOC_PREFIX - -#define malloc AV_JOIN(MALLOC_PREFIX, malloc) -#define memalign AV_JOIN(MALLOC_PREFIX, memalign) -#define posix_memalign AV_JOIN(MALLOC_PREFIX, posix_memalign) -#define realloc AV_JOIN(MALLOC_PREFIX, realloc) -#define free AV_JOIN(MALLOC_PREFIX, free) - -void *malloc(size_t size); -void *memalign(size_t align, size_t size); -int posix_memalign(void **ptr, size_t align, size_t size); -void *realloc(void *ptr, size_t size); -void free(void *ptr); - -#endif /* MALLOC_PREFIX */ - -/* You can redefine av_malloc and av_free in your project to use your - memory allocator. You do not need to suppress this file because the - linker will do it automatically. */ - -void *av_malloc(unsigned int size) -{ - void *ptr = NULL; -#if CONFIG_MEMALIGN_HACK - long diff; -#endif - - /* let's disallow possible ambiguous cases */ - if(size > (INT_MAX-16) ) - return NULL; - -#if CONFIG_MEMALIGN_HACK - ptr = malloc(size+16); - if(!ptr) - return ptr; - diff= ((-(long)ptr - 1)&15) + 1; - ptr = (char*)ptr + diff; - ((char*)ptr)[-1]= diff; -#elif HAVE_POSIX_MEMALIGN - if (posix_memalign(&ptr,16,size)) - ptr = NULL; -#elif HAVE_MEMALIGN - ptr = memalign(16,size); - /* Why 64? - Indeed, we should align it: - on 4 for 386 - on 16 for 486 - on 32 for 586, PPro - K6-III - on 64 for K7 (maybe for P3 too). - Because L1 and L2 caches are aligned on those values. - But I don't want to code such logic here! - */ - /* Why 16? - Because some CPUs need alignment, for example SSE2 on P4, & most RISC CPUs - it will just trigger an exception and the unaligned load will be done in the - exception handler or it will just segfault (SSE2 on P4). - Why not larger? Because I did not see a difference in benchmarks ... - */ - /* benchmarks with P3 - memalign(64)+1 3071,3051,3032 - memalign(64)+2 3051,3032,3041 - memalign(64)+4 2911,2896,2915 - memalign(64)+8 2545,2554,2550 - memalign(64)+16 2543,2572,2563 - memalign(64)+32 2546,2545,2571 - memalign(64)+64 2570,2533,2558 - - BTW, malloc seems to do 8-byte alignment by default here. - */ -#else - ptr = malloc(size); -#endif - return ptr; -} - -void *av_realloc(void *ptr, unsigned int size) -{ -#if CONFIG_MEMALIGN_HACK - int diff; -#endif - - /* let's disallow possible ambiguous cases */ - if(size > (INT_MAX-16) ) - return NULL; - -#if CONFIG_MEMALIGN_HACK - //FIXME this isn't aligned correctly, though it probably isn't needed - if(!ptr) return av_malloc(size); - diff= ((char*)ptr)[-1]; - return (char*)realloc((char*)ptr - diff, size + diff) + diff; -#else - return realloc(ptr, size); -#endif -} - -void av_free(void *ptr) -{ - /* XXX: this test should not be needed on most libcs */ - if (ptr) -#if CONFIG_MEMALIGN_HACK - free((char*)ptr - ((char*)ptr)[-1]); -#else - free(ptr); -#endif -} - -void av_freep(void *arg) -{ - void **ptr= (void**)arg; - av_free(*ptr); - *ptr = NULL; -} - -void *av_mallocz(unsigned int size) -{ - void *ptr = av_malloc(size); - if (ptr) - memset(ptr, 0, size); - return ptr; -} - -char *av_strdup(const char *s) -{ - char *ptr= NULL; - if(s){ - int len = strlen(s) + 1; - ptr = av_malloc(len); - if (ptr) - memcpy(ptr, s, len); - } - return ptr; -} - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/mem.h b/plugins/supereq/ffmpeg_fft/libavutil/mem.h deleted file mode 100644 index 7da0a15f..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/mem.h +++ /dev/null @@ -1,128 +0,0 @@ -/* - * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * memory handling functions - */ - -#ifndef AVUTIL_MEM_H -#define AVUTIL_MEM_H - -#include "attributes.h" -#include "avutil.h" -#include "publik.h" - -#if defined(__ICC) && _ICC < 1200 || defined(__SUNPRO_C) - #define DECLARE_ALIGNED(n,t,v) t __attribute__ ((aligned (n))) v - #define DECLARE_ASM_CONST(n,t,v) const t __attribute__ ((aligned (n))) v -#elif defined(__TI_COMPILER_VERSION__) - #define DECLARE_ALIGNED(n,t,v) \ - AV_PRAGMA(DATA_ALIGN(v,n)) \ - t __attribute__((aligned(n))) v - #define DECLARE_ASM_CONST(n,t,v) \ - AV_PRAGMA(DATA_ALIGN(v,n)) \ - static const t __attribute__((aligned(n))) v -#elif defined(__GNUC__) - #define DECLARE_ALIGNED(n,t,v) t __attribute__ ((aligned (n))) v - #define DECLARE_ASM_CONST(n,t,v) static const t attribute_used __attribute__ ((aligned (n))) v -#elif defined(_MSC_VER) - #define DECLARE_ALIGNED(n,t,v) __declspec(align(n)) t v - #define DECLARE_ASM_CONST(n,t,v) __declspec(align(n)) static const t v -#else - #define DECLARE_ALIGNED(n,t,v) t v - #define DECLARE_ASM_CONST(n,t,v) static const t v -#endif - -#if AV_GCC_VERSION_AT_LEAST(3,1) - #define av_malloc_attrib __attribute__((__malloc__)) -#else - #define av_malloc_attrib -#endif - -#if (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(4,3) - #define av_alloc_size(n) __attribute__((alloc_size(n))) -#else - #define av_alloc_size(n) -#endif - -/** - * Allocate a block of size bytes with alignment suitable for all - * memory accesses (including vectors if available on the CPU). - * @param size Size in bytes for the memory block to be allocated. - * @return Pointer to the allocated block, NULL if the block cannot - * be allocated. - * @see av_mallocz() - */ -PUBLIK void *av_malloc(unsigned int size) av_malloc_attrib av_alloc_size(1); - -/** - * Allocate or reallocate a block of memory. - * If ptr is NULL and size > 0, allocate a new block. If - * size is zero, free the memory block pointed to by ptr. - * @param size Size in bytes for the memory block to be allocated or - * reallocated. - * @param ptr Pointer to a memory block already allocated with - * av_malloc(z)() or av_realloc() or NULL. - * @return Pointer to a newly reallocated block or NULL if the block - * cannot be reallocated or the function is used to free the memory block. - * @see av_fast_realloc() - */ -void *av_realloc(void *ptr, unsigned int size) av_alloc_size(2); - -/** - * Free a memory block which has been allocated with av_malloc(z)() or - * av_realloc(). - * @param ptr Pointer to the memory block which should be freed. - * @note ptr = NULL is explicitly allowed. - * @note It is recommended that you use av_freep() instead. - * @see av_freep() - */ -PUBLIK void av_free(void *ptr); - -/** - * Allocate a block of size bytes with alignment suitable for all - * memory accesses (including vectors if available on the CPU) and - * zero all the bytes of the block. - * @param size Size in bytes for the memory block to be allocated. - * @return Pointer to the allocated block, NULL if it cannot be allocated. - * @see av_malloc() - */ -void *av_mallocz(unsigned int size) av_malloc_attrib av_alloc_size(1); - -/** - * Duplicate the string s. - * @param s string to be duplicated - * @return Pointer to a newly allocated string containing a - * copy of s or NULL if the string cannot be allocated. - */ -char *av_strdup(const char *s) av_malloc_attrib; - -/** - * Free a memory block which has been allocated with av_malloc(z)() or - * av_realloc() and set the pointer pointing to it to NULL. - * @param ptr Pointer to the pointer to the memory block which should - * be freed. - * @see av_free() - */ -void av_freep(void *ptr); - -#endif /* AVUTIL_MEM_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libavutil/rational.c b/plugins/supereq/ffmpeg_fft/libavutil/rational.c deleted file mode 100644 index 3e8b885d..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/rational.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * rational numbers - * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * rational numbers - * @author Michael Niedermayer <michaelni@gmx.at> - */ - -#include <assert.h> -//#include <math.h> -#include <limits.h> - -#include "common.h" -#include "mathematics.h" -#include "rational.h" - -int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max){ - AVRational a0={0,1}, a1={1,0}; - int sign= (num<0) ^ (den<0); - int64_t gcd= av_gcd(FFABS(num), FFABS(den)); - - if(gcd){ - num = FFABS(num)/gcd; - den = FFABS(den)/gcd; - } - if(num<=max && den<=max){ - a1= (AVRational){num, den}; - den=0; - } - - while(den){ - uint64_t x = num / den; - int64_t next_den= num - den*x; - int64_t a2n= x*a1.num + a0.num; - int64_t a2d= x*a1.den + a0.den; - - if(a2n > max || a2d > max){ - if(a1.num) x= (max - a0.num) / a1.num; - if(a1.den) x= FFMIN(x, (max - a0.den) / a1.den); - - if (den*(2*x*a1.den + a0.den) > num*a1.den) - a1 = (AVRational){x*a1.num + a0.num, x*a1.den + a0.den}; - break; - } - - a0= a1; - a1= (AVRational){a2n, a2d}; - num= den; - den= next_den; - } - assert(av_gcd(a1.num, a1.den) <= 1U); - - *dst_num = sign ? -a1.num : a1.num; - *dst_den = a1.den; - - return den==0; -} - -AVRational av_mul_q(AVRational b, AVRational c){ - av_reduce(&b.num, &b.den, b.num * (int64_t)c.num, b.den * (int64_t)c.den, INT_MAX); - return b; -} - -AVRational av_div_q(AVRational b, AVRational c){ - return av_mul_q(b, (AVRational){c.den, c.num}); -} - -AVRational av_add_q(AVRational b, AVRational c){ - av_reduce(&b.num, &b.den, b.num * (int64_t)c.den + c.num * (int64_t)b.den, b.den * (int64_t)c.den, INT_MAX); - return b; -} - -AVRational av_sub_q(AVRational b, AVRational c){ - return av_add_q(b, (AVRational){-c.num, c.den}); -} - -AVRational av_d2q(double d, int max){ - AVRational a; -#define LOG2 0.69314718055994530941723212145817656807550013436025 - int exponent= FFMAX( (int)(log(fabs(d) + 1e-20)/LOG2), 0); - int64_t den= 1LL << (61 - exponent); - if (isnan(d)) - return (AVRational){0,0}; - av_reduce(&a.num, &a.den, (int64_t)(d * den + 0.5), den, max); - - return a; -} - -int av_nearer_q(AVRational q, AVRational q1, AVRational q2) -{ - /* n/d is q, a/b is the median between q1 and q2 */ - int64_t a = q1.num * (int64_t)q2.den + q2.num * (int64_t)q1.den; - int64_t b = 2 * (int64_t)q1.den * q2.den; - - /* rnd_up(a*d/b) > n => a*d/b > n */ - int64_t x_up = av_rescale_rnd(a, q.den, b, AV_ROUND_UP); - - /* rnd_down(a*d/b) < n => a*d/b < n */ - int64_t x_down = av_rescale_rnd(a, q.den, b, AV_ROUND_DOWN); - - return ((x_up > q.num) - (x_down < q.num)) * av_cmp_q(q2, q1); -} - -int av_find_nearest_q_idx(AVRational q, const AVRational* q_list) -{ - int i, nearest_q_idx = 0; - for(i=0; q_list[i].den; i++) - if (av_nearer_q(q, q_list[i], q_list[nearest_q_idx]) > 0) - nearest_q_idx = i; - - return nearest_q_idx; -} diff --git a/plugins/supereq/ffmpeg_fft/libavutil/rational.h b/plugins/supereq/ffmpeg_fft/libavutil/rational.h deleted file mode 100644 index cd0a945a..00000000 --- a/plugins/supereq/ffmpeg_fft/libavutil/rational.h +++ /dev/null @@ -1,130 +0,0 @@ -/* - * rational numbers - * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -/** - * @file - * rational numbers - * @author Michael Niedermayer <michaelni@gmx.at> - */ - -#ifndef AVUTIL_RATIONAL_H -#define AVUTIL_RATIONAL_H - -#include <stdint.h> -#include "attributes.h" - -/** - * rational number numerator/denominator - */ -typedef struct AVRational{ - int num; ///< numerator - int den; ///< denominator -} AVRational; - -/** - * Compare two rationals. - * @param a first rational - * @param b second rational - * @return 0 if a==b, 1 if a>b and -1 if a<b - */ -static inline int av_cmp_q(AVRational a, AVRational b){ - const int64_t tmp= a.num * (int64_t)b.den - b.num * (int64_t)a.den; - - if(tmp) return (tmp>>63)|1; - else return 0; -} - -/** - * Convert rational to double. - * @param a rational to convert - * @return (double) a - */ -static inline double av_q2d(AVRational a){ - return a.num / (double) a.den; -} - -/** - * Reduce a fraction. - * This is useful for framerate calculations. - * @param dst_num destination numerator - * @param dst_den destination denominator - * @param num source numerator - * @param den source denominator - * @param max the maximum allowed for dst_num & dst_den - * @return 1 if exact, 0 otherwise - */ -int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max); - -/** - * Multiply two rationals. - * @param b first rational - * @param c second rational - * @return b*c - */ -AVRational av_mul_q(AVRational b, AVRational c) av_const; - -/** - * Divide one rational by another. - * @param b first rational - * @param c second rational - * @return b/c - */ -AVRational av_div_q(AVRational b, AVRational c) av_const; - -/** - * Add two rationals. - * @param b first rational - * @param c second rational - * @return b+c - */ -AVRational av_add_q(AVRational b, AVRational c) av_const; - -/** - * Subtract one rational from another. - * @param b first rational - * @param c second rational - * @return b-c - */ -AVRational av_sub_q(AVRational b, AVRational c) av_const; - -/** - * Convert a double precision floating point number to a rational. - * @param d double to convert - * @param max the maximum allowed numerator and denominator - * @return (AVRational) d - */ -AVRational av_d2q(double d, int max) av_const; - -/** - * @return 1 if q1 is nearer to q than q2, -1 if q2 is nearer - * than q1, 0 if they have the same distance. - */ -int av_nearer_q(AVRational q, AVRational q1, AVRational q2); - -/** - * Find the nearest value in q_list to q. - * @param q_list an array of rationals terminated by {0, 0} - * @return the index of the nearest value found in the array - */ -int av_find_nearest_q_idx(AVRational q, const AVRational* q_list); - -#endif /* AVUTIL_RATIONAL_H */ - diff --git a/plugins/supereq/ffmpeg_fft/libffmpeg_fft.ver b/plugins/supereq/ffmpeg_fft/libffmpeg_fft.ver deleted file mode 100644 index 07b44318..00000000 --- a/plugins/supereq/ffmpeg_fft/libffmpeg_fft.ver +++ /dev/null @@ -1,4 +0,0 @@ -LIBFFMPEG_FFT_52 { - global: *; -}; - diff --git a/plugins/supereq/ffmpeg_fft/publik.h b/plugins/supereq/ffmpeg_fft/publik.h deleted file mode 100644 index bb044756..00000000 --- a/plugins/supereq/ffmpeg_fft/publik.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef PUBLIK_H_ -#define PUBLIK_H_ - -#define PUBLIK __attribute__ ((visibility ("default"))) - -#endif /* PUBLIK_H_ */ diff --git a/plugins/supereq/nsfft-1.00/README b/plugins/supereq/nsfft-1.00/README deleted file mode 100644 index 1ca873b1..00000000 --- a/plugins/supereq/nsfft-1.00/README +++ /dev/null @@ -1,15 +0,0 @@ - -NSFFT (Nonrestrictive SIMD FFT) is yet another FFT library for -performing 1-dimensional fast Fourier transforms. NSDFT is a simple, -small and portable library, and it is efficient since it can utilize -SIMD instruction sets in modern processors. It performs multiple -transforms simultaneously, and thus it is especially suitable for -digital signal processing. It does not need so much computation to -make a good execution plan. This library is in public domain, so that -you can incorporate this library into your product without any -obligation. - -Visit http://shibatch.sourceforge.net/ to get the latest version of -this library. - -Contact : Naoki Shibata shibatch@users.sourceforge.net diff --git a/plugins/supereq/nsfft-1.00/dft/DFT.c b/plugins/supereq/nsfft-1.00/dft/DFT.c deleted file mode 100644 index d59e6ab8..00000000 --- a/plugins/supereq/nsfft-1.00/dft/DFT.c +++ /dev/null @@ -1,327 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <math.h> -#include <stdint.h> -#include <sys/time.h> - -#include "SIMDBase.h" -#include "DFT.h" -#include "DFTUndiff.h" - -int32_t getModeParamInt_purec_float(int32_t paramId); -int32_t getModeParamInt_purec_double(int32_t paramId); -int32_t getModeParamInt_purec_longdouble(int32_t paramId); -int32_t getModeParamInt_sse_float(int32_t paramId); -int32_t getModeParamInt_sse2_double(int32_t paramId); -int32_t getModeParamInt_neon_float(int32_t paramId); -int32_t getModeParamInt_avx_float(int32_t paramId); -int32_t getModeParamInt_avx_double(int32_t paramId); -int32_t getModeParamInt_altivec_float(int32_t paramId); - -char * getModeParamString_purec_float(int32_t paramId); -char * getModeParamString_purec_double(int32_t paramId); -char * getModeParamString_purec_longdouble(int32_t paramId); -char * getModeParamString_sse_float(int32_t paramId); -char * getModeParamString_sse2_double(int32_t paramId); -char * getModeParamString_neon_float(int32_t paramId); -char * getModeParamString_avx_float(int32_t paramId); -char * getModeParamString_avx_double(int32_t paramId); -char * getModeParamString_altivec_float(int32_t paramId); - -void *makePlan_purec_float(uint64_t n, uint64_t flags); -void *makePlan_purec_double(uint64_t n, uint64_t flags); -void *makePlan_purec_longdouble(uint64_t n, uint64_t flags); -void *makePlan_sse_float(uint64_t n, uint64_t flags); -void *makePlan_sse2_double(uint64_t n, uint64_t flags); -void *makePlan_neon_float(uint64_t n, uint64_t flags); -void *makePlan_avx_float(uint64_t n, uint64_t flags); -void *makePlan_avx_double(uint64_t n, uint64_t flags); -void *makePlan_altivec_float(uint64_t n, uint64_t flags); - -void *makePlanSub_purec_float(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_purec_double(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_purec_longdouble(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_sse_float(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_sse2_double(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_neon_float(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_avx_float(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_avx_double(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); -void *makePlanSub_altivec_float(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags); - -void destroyPlan_purec_float(void *p); -void destroyPlan_purec_double(void *p); -void destroyPlan_purec_longdouble(void *p); -void destroyPlan_sse_float(void *p); -void destroyPlan_sse2_double(void *p); -void destroyPlan_neon_float(void *p); -void destroyPlan_avx_float(void *p); -void destroyPlan_avx_double(void *p); -void destroyPlan_altivec_float(void *p); - -void execute_purec_float(void *p, void *s, int32_t dir); -void execute_purec_double(void *p, void *s, int32_t dir); -void execute_purec_longdouble(void *p, void *s, int32_t dir); -void execute_sse_float(void *p, void *s, int32_t dir); -void execute_sse2_double(void *p, void *s, int32_t dir); -void execute_neon_float(void *p, void *s, int32_t dir); -void execute_avx_float(void *p, void *s, int32_t dir); -void execute_avx_double(void *p, void *s, int32_t dir); -void execute_altivec_float(void *p, void *s, int32_t dir); - -void *DFT_init(int32_t mode, uint64_t n, uint64_t flags) { - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: return makePlan_purec_float(n, flags); break; -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: return makePlan_purec_double(n, flags); break; -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: return makePlan_purec_longdouble(n, flags); break; -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: return makePlan_sse_float(n, flags); break; -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: return makePlan_sse2_double(n, flags); break; -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: return makePlan_neon_float(n, flags); break; -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: return makePlan_avx_float(n, flags); break; -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: return makePlan_avx_double(n, flags); break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: return makePlan_altivec_float(n, flags); break; -#endif - default: break; - } - - return NULL; -} - -void DFT_dispose(void *p, int32_t mode) { - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: destroyPlan_purec_float(p); break; -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: destroyPlan_purec_double(p); break; -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: destroyPlan_purec_longdouble(p); break; -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: destroyPlan_sse_float(p); break; -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: destroyPlan_sse2_double(p); break; -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: destroyPlan_neon_float(p); break; -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: destroyPlan_avx_float(p); break; -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: destroyPlan_avx_double(p); break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: destroyPlan_altivec_float(p); break; -#endif - default: break; - } -} - -void DFT_execute(void *p, int32_t mode, void *s, int32_t dir) { - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: return execute_purec_float(p, s, dir); break; -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: return execute_purec_double(p, s, dir); break; -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: return execute_purec_longdouble(p, s, dir); break; -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: return execute_sse_float(p, s, dir); break; -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: return execute_sse2_double(p, s, dir); break; -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: return execute_neon_float(p, s, dir); break; -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: return execute_avx_float(p, s, dir); break; -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: return execute_avx_double(p, s, dir); break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: return execute_altivec_float(p, s, dir); break; -#endif - default: break; - } -} - -#define FILE_FORMAT_VERSION 0 - -int32_t DFT_fwrite(void *p2, FILE *fp) { - DFTUndiff *p = (DFTUndiff *)p2; - if (p->magic != MAGIC_DFT) abort(); - - if (fprintf(fp, "nsfft file format : %d\n", FILE_FORMAT_VERSION) <= 0) return 0; - if (fprintf(fp, "arch : %s\n", SIMDBase_getProcessorNameString()) <= 0) return 0; - if (fprintf(fp, "computation mode : %d\n", p->mode) <= 0) return 0; - if (fprintf(fp, "length : %d\n", ((p->flags & DFT_FLAG_REAL) != 0 || (p->flags & DFT_FLAG_ALT_REAL) != 0)? p->length * 2 : p->length) <= 0) return 0; - if (fprintf(fp, "radix2 threshold : %d\n", p->radix2thres) <= 0) return 0; - if (fprintf(fp, "transpose : %d\n", p->flagTrans) <= 0) return 0; - if (fprintf(fp, "bit reversal : %d\n", p->useCobra) <= 0) return 0; - if (fprintf(fp, "flags : %llx\n", (unsigned long long int)p->flags) <= 0) return 0; - if (fprintf(fp, "%s\n", "end :") <= 0) return 0; - - return 1; -} - -static char *startsWith(char *str1, char *str2) { - if (strncmp(str1, str2, strlen(str2)) == 0) { - return str1 + strlen(str2); - } - - return NULL; -} - -DFT *DFT_fread(FILE *fp, int32_t *errcode) { - int length = -1, radix2thres = -1, flagTrans = -1, useCobra = -1; - int mode = -1, formatver = -1; - unsigned long long int flags = (1ULL << 63); - - if (errcode != NULL) *errcode = DFT_ERROR_NOERROR; - - for(;;) { - char buf[256], *q; - if (fgets(buf, 255, fp) == NULL) { if (errcode != NULL) *errcode = DFT_ERROR_UNEXPECTED_EOF; return NULL; } - - if ((q = startsWith(buf, "nsfft file format :")) != NULL) { - if (1 != sscanf(q, "%d", &formatver)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "computation mode :")) != NULL) { - if (1 != sscanf(q, "%d", &mode)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "length :")) != NULL) { - if (1 != sscanf(q, "%d", &length)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "radix2 threshold :")) != NULL) { - if (1 != sscanf(q, "%d", &radix2thres)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "transpose :")) != NULL) { - if (1 != sscanf(q, "%d", &flagTrans)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "bit reversal :")) != NULL) { - if (1 != sscanf(q, "%d", &useCobra)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "flags :")) != NULL) { - if (1 != sscanf(q, "%llx", &flags)) { if (errcode != NULL) *errcode = DFT_ERROR_FILE_IO; return NULL; } - } else if ((q = startsWith(buf, "end :")) != NULL) { - break; - } - } - - if (formatver > FILE_FORMAT_VERSION) { - if (errcode != NULL) *errcode = DFT_ERROR_FILE_VERSION; - return NULL; - } - - switch(SIMDBase_detect(mode)) { - case 1: - break; - case 0: - if (errcode != NULL) *errcode = DFT_ERROR_MODE_NOT_AVAILABLE; - return NULL; - case -1: - if (errcode != NULL) *errcode = DFT_ERROR_MODE_NOT_COMPILED_IN; - return NULL; - } - - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: return makePlanSub_purec_float(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: return makePlanSub_purec_double(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: return makePlanSub_purec_longdouble(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: return makePlanSub_sse_float(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: return makePlanSub_sse2_double(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: return makePlanSub_neon_float(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: return makePlanSub_avx_float(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: return makePlanSub_avx_double(length, radix2thres, useCobra, flags); -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: return makePlanSub_altivec_float(length, radix2thres, useCobra, flags); -#endif - } - - if (errcode != NULL) *errcode = DFT_ERROR_UNKNOWN_MODE; - - return NULL; -} - -int32_t DFT_getPlanParamInt(int32_t paramId, void *p2) { - DFTUndiff *p = (DFTUndiff *)p2; - if (p->magic != MAGIC_DFT) abort(); - - switch(paramId) { - case DFT_PARAMID_MODE: return p->mode; - case DFT_PARAMID_FFT_LENGTH: - if ((p->flags & DFT_FLAG_REAL) != 0) return p->length * 2; - if ((p->flags & DFT_FLAG_ALT_REAL) != 0) return p->length * 2; - return p->length; - case DFT_PARAMID_IS_REAL_TRANSFORM: return (p->flags & DFT_FLAG_REAL) ? 1 : 0; - case DFT_PARAMID_IS_ALT_REAL_TRANSFORM: return (p->flags & DFT_FLAG_ALT_REAL) ? 1 : 0; - case DFT_PARAMID_NO_BIT_REVERSAL: return (p->flags & DFT_FLAG_NO_BITREVERSAL) ? 1 : 0; - case DFT_PARAMID_TEST_RUN: return p->flags & 3; - } - - return -1; -} - -#if 0 -char *DFT_getPlanParamString(int32_t paramId, void *p2) { - dft_t *p = (dft_t *)p2; - if (p->magic != MAGIC_NSDFT) abort(); - - return NULL; -} -#endif - -uint32_t DFT_ilog2(uint32_t q) { - static const uint32_t tab[] = {0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4}; - uint32_t r = 0,qq; - - if (q & 0xffff0000) r = 16; - - q >>= r; - qq = q | (q >> 1); - qq |= (qq >> 2); - qq = ((qq & 0x10) >> 4) | ((qq & 0x100) >> 7) | ((qq & 0x1000) >> 10); - - return r + tab[qq] * 4 + tab[q >> (tab[qq] * 4)] - 1; -} - -double DFT_timeofday(void) { - struct timeval tp; - gettimeofday(&tp, NULL); - return (double)tp.tv_sec+(1e-6)*tp.tv_usec; -} diff --git a/plugins/supereq/nsfft-1.00/dft/DFT.h b/plugins/supereq/nsfft-1.00/dft/DFT.h deleted file mode 100644 index facb701a..00000000 --- a/plugins/supereq/nsfft-1.00/dft/DFT.h +++ /dev/null @@ -1,56 +0,0 @@ -#ifndef __DFT_H__ -#define __DFT_H__ - -#include <stdio.h> -#include <stdint.h> - -typedef void DFT; - -int32_t DFT_getParamInt(int32_t paramId); -char *DFT_getParamString(int32_t paramId); - -int32_t DFT_getModeParamInt(int32_t paramId, int32_t mode); -char *DFT_getModeParamString(int32_t paramId, int32_t mode); - -DFT *DFT_init(int32_t mode, uint64_t n, uint64_t flags); -void DFT_dispose(DFT *p, int32_t mode); - -int32_t DFT_fwrite(DFT *p, FILE *fp); -DFT *DFT_fread(FILE *fp, int32_t *errcode); - -int32_t DFT_getPlanParamInt(int32_t paramId, void *p); - -void DFT_execute(DFT *p, int32_t mode, void *s, int32_t dir); - -uint32_t DFT_ilog2(uint32_t q); -double DFT_timeofday(void); - -#define DFT_FLAG_NO_TEST_RUN ( 0ULL << 0) -#define DFT_FLAG_LIGHT_TEST_RUN ( 1ULL << 0) -#define DFT_FLAG_HEAVY_TEST_RUN ( 2ULL << 0) -#define DFT_FLAG_EXHAUSTIVE_TEST_RUN ( 3ULL << 0) - -#define DFT_FLAG_REAL (1ULL << 2) -#define DFT_FLAG_ALT_REAL (1ULL << 3) -#define DFT_FLAG_VERBOSE (1ULL << 4) -#define DFT_FLAG_NO_BITREVERSAL (1ULL << 5) -#define DFT_FLAG_FORCE_RECURSIVE (1ULL << 6) -#define DFT_FLAG_FORCE_COBRA (1ULL << 7) - -#define DFT_PARAMID_TYPE ( 1 | ( 3 << 24 )) -#define DFT_PARAMID_MODE ( 2 | ( 3 << 24 )) -#define DFT_PARAMID_FFT_LENGTH ( 3 | ( 3 << 24 )) -#define DFT_PARAMID_IS_REAL_TRANSFORM ( 4 | ( 3 << 24 )) -#define DFT_PARAMID_IS_ALT_REAL_TRANSFORM ( 5 | ( 3 << 24 )) -#define DFT_PARAMID_NO_BIT_REVERSAL ( 6 | ( 3 << 24 )) -#define DFT_PARAMID_TEST_RUN ( 7 | ( 3 << 24 )) - -#define DFT_ERROR_NOERROR 0 -#define DFT_ERROR_FILE_VERSION 1 -#define DFT_ERROR_FILE_IO 2 -#define DFT_ERROR_UNEXPECTED_EOF 3 -#define DFT_ERROR_MODE_NOT_COMPILED_IN 4 -#define DFT_ERROR_MODE_NOT_AVAILABLE 5 -#define DFT_ERROR_UNKNOWN_MODE 6 - -#endif diff --git a/plugins/supereq/nsfft-1.00/dft/DFTUndiff.c b/plugins/supereq/nsfft-1.00/dft/DFTUndiff.c deleted file mode 100644 index 4985da33..00000000 --- a/plugins/supereq/nsfft-1.00/dft/DFTUndiff.c +++ /dev/null @@ -1,1807 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> - -#include "SIMDBase.h" -#include "SIMDBaseUndiff.h" -#include "DFT.h" -#include "DFTUndiff.h" - -// - -#define SIN(x) sin(x) -#define COS(x) cos(x) - -#define SQRT2_2 .7071067811865475244008443621048490392848359376884740365883398689953L - -#ifndef M_PIl -#define M_PIl 3.141592653589793238462643383279502884197169399375105820974944592307L -#endif - -// - -static inline void srBut2(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int32_t o = p->offset1; - SIMDBase_VECT t0, t1; - - t0 = SIMDBase_ADDm(&s[o ], &s[o+2]); t1 = SIMDBase_SUBm(&s[o ], &s[o+2]); - SIMDBase_STOR(&s[o ], t0); SIMDBase_STOR(&s[o+2], t1); - t0 = SIMDBase_ADDm(&s[o+1], &s[o+3]); t1 = SIMDBase_SUBm(&s[o+1], &s[o+3]); - SIMDBase_STOR(&s[o+1], t0); SIMDBase_STOR(&s[o+3], t1); -} - -static inline void srButForward4(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int32_t o = p->offset1; - SIMDBase_VECT t0r, t0i, t1r, t1i, t2r, t2i, t3r, t3i; - - t0r = SIMDBase_ADDm(&s[o+0], &s[o+4]); t2r = SIMDBase_SUBm(&s[o+0], &s[o+4]); - t0i = SIMDBase_ADDm(&s[o+1], &s[o+5]); t2i = SIMDBase_SUBm(&s[o+1], &s[o+5]); - t1r = SIMDBase_ADDm(&s[o+2], &s[o+6]); t3i = SIMDBase_SUBm(&s[o+2], &s[o+6]); - t1i = SIMDBase_ADDm(&s[o+7], &s[o+3]); t3r = SIMDBase_SUBm(&s[o+7], &s[o+3]); - - SIMDBase_STOR(&s[o+0], SIMDBase_ADDi(t0r, t1r)); SIMDBase_STOR(&s[o+1], SIMDBase_ADDi(t0i, t1i)); - SIMDBase_STOR(&s[o+2], SIMDBase_SUBi(t0r, t1r)); SIMDBase_STOR(&s[o+3], SIMDBase_SUBi(t0i, t1i)); - SIMDBase_STOR(&s[o+4], SIMDBase_SUBi(t2r, t3r)); SIMDBase_STOR(&s[o+5], SIMDBase_SUBi(t2i, t3i)); - SIMDBase_STOR(&s[o+6], SIMDBase_ADDi(t2r, t3r)); SIMDBase_STOR(&s[o+7], SIMDBase_ADDi(t2i, t3i)); -} - -static inline void srButBackward4(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int32_t o = p->offset1; - - SIMDBase_VECT t0r, t0i, t1r, t1i; - SIMDBase_VECT s0 = SIMDBase_LOAD(&s[o+0]), s1 = SIMDBase_LOAD(&s[o+1]), s2 = SIMDBase_LOAD(&s[o+2]), s3 = SIMDBase_LOAD(&s[o+3]); - - t0r = SIMDBase_ADDi(s0, s2); t0i = SIMDBase_SUBi(s0, s2); s0 = t0r; s2 = t0i; - t0r = SIMDBase_ADDi(s1, s3); t0i = SIMDBase_SUBi(s1, s3); s1 = t0r; s3 = t0i; - t0r = SIMDBase_ADDm(&s[o+4], &s[o+6]); t1i = SIMDBase_SUBm(&s[o+4], &s[o+6]); - t0i = SIMDBase_ADDm(&s[o+7], &s[o+5]); t1r = SIMDBase_SUBm(&s[o+7], &s[o+5]); - - SIMDBase_STOR(&s[o+4], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[o+5], SIMDBase_SUBi(s1, t0i)); - SIMDBase_STOR(&s[o+6], SIMDBase_SUBi(s2, t1r)); SIMDBase_STOR(&s[o+7], SIMDBase_SUBi(s3, t1i)); - SIMDBase_STOR(&s[o+0], SIMDBase_ADDi(s0, t0r)); SIMDBase_STOR(&s[o+1], SIMDBase_ADDi(s1, t0i)); - SIMDBase_STOR(&s[o+2], SIMDBase_ADDi(s2, t1r)); SIMDBase_STOR(&s[o+3], SIMDBase_ADDi(s3, t1i)); -} - -static inline void srButForward8(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int32_t o = p->offset1; - SIMDBase_VECT t0r, t0i, t1r, t1i, t2r, t2i, t3r, t3i; - - SIMDBase_VECT s0 = SIMDBase_LOAD(&s[o+ 0]), s1 = SIMDBase_LOAD(&s[o+ 1]), s2 = SIMDBase_LOAD(&s[o+ 2]), s3 = SIMDBase_LOAD(&s[o+ 3]); - SIMDBase_VECT s4 = SIMDBase_LOAD(&s[o+ 4]), s5 = SIMDBase_LOAD(&s[o+ 5]), s6 = SIMDBase_LOAD(&s[o+ 6]), s7 = SIMDBase_LOAD(&s[o+ 7]); - SIMDBase_VECT s8 = SIMDBase_LOAD(&s[o+ 8]), s9 = SIMDBase_LOAD(&s[o+ 9]), sa = SIMDBase_LOAD(&s[o+10]) ,sb = SIMDBase_LOAD(&s[o+11]); - SIMDBase_VECT sc = SIMDBase_LOAD(&s[o+12]), sd = SIMDBase_LOAD(&s[o+13]), se = SIMDBase_LOAD(&s[o+14]), sf = SIMDBase_LOAD(&s[o+15]); - - t2r = SIMDBase_SUBi(s0, s8); t2i = SIMDBase_SUBi(s1, s9); - t3r = SIMDBase_SUBi(sd, s5); t3i = SIMDBase_SUBi(s4, sc); - - s0 = SIMDBase_ADDi(s0, s8); s1 = SIMDBase_ADDi(s1, s9); - s4 = SIMDBase_ADDi(s4, sc); s5 = SIMDBase_ADDi(s5, sd); - - s8 = SIMDBase_SUBi(t2r, t3r); s9 = SIMDBase_SUBi(t2i, t3i); - sc = SIMDBase_ADDi(t2r, t3r); sd = SIMDBase_ADDi(t2i, t3i); - - t2r = SIMDBase_SUBi(s2, sa); t2i = SIMDBase_SUBi(s3, sb); - t3r = SIMDBase_SUBi(sf, s7); t3i = SIMDBase_SUBi(s6, se); - - s2 = SIMDBase_ADDi(s2, sa); s3 = SIMDBase_ADDi(s3, sb); - s6 = SIMDBase_ADDi(s6, se); s7 = SIMDBase_ADDi(s7, sf); - - t0r = SIMDBase_SUBi(t2r, t3r); t1r = SIMDBase_ADDi(t2r, t3r); - t0i = SIMDBase_SUBi(t2i, t3i); t1i = SIMDBase_ADDi(t2i, t3i); - - sa = SIMDBase_MULi(SIMDBase_ADDi(t0r, t0i), SIMDBase_SET1( SQRT2_2)); - sb = SIMDBase_MULi(SIMDBase_SUBi(t0i, t0r), SIMDBase_SET1( SQRT2_2)); - se = SIMDBase_MULi(SIMDBase_SUBi(t1i, t1r), SIMDBase_SET1( SQRT2_2)); - sf = SIMDBase_MULi(SIMDBase_ADDi(t1r, t1i), SIMDBase_SET1(-SQRT2_2)); - - SIMDBase_STOR(&s[o+ 8], SIMDBase_ADDi(s8, sa)); SIMDBase_STOR(&s[o+ 9], SIMDBase_ADDi(s9, sb)); - SIMDBase_STOR(&s[o+10], SIMDBase_SUBi(s8, sa)); SIMDBase_STOR(&s[o+11], SIMDBase_SUBi(s9, sb)); - - SIMDBase_STOR(&s[o+12], SIMDBase_ADDi(sc, se)); SIMDBase_STOR(&s[o+13], SIMDBase_ADDi(sd, sf)); - SIMDBase_STOR(&s[o+14], SIMDBase_SUBi(sc, se)); SIMDBase_STOR(&s[o+15], SIMDBase_SUBi(sd, sf)); - - t0r = SIMDBase_ADDi(s0, s4); t2r = SIMDBase_SUBi(s0, s4); - t0i = SIMDBase_ADDi(s1, s5); t2i = SIMDBase_SUBi(s1, s5); - - t1r = SIMDBase_ADDi(s2, s6); t3i = SIMDBase_SUBi(s2, s6); - t1i = SIMDBase_ADDi(s3, s7); t3r = SIMDBase_SUBi(s7, s3); - - SIMDBase_STOR(&s[o+0], SIMDBase_ADDi(t0r, t1r)); SIMDBase_STOR(&s[o+1], SIMDBase_ADDi(t0i, t1i)); - SIMDBase_STOR(&s[o+2], SIMDBase_SUBi(t0r, t1r)); SIMDBase_STOR(&s[o+3], SIMDBase_SUBi(t0i, t1i)); - SIMDBase_STOR(&s[o+4], SIMDBase_SUBi(t2r, t3r)); SIMDBase_STOR(&s[o+5], SIMDBase_SUBi(t2i, t3i)); - SIMDBase_STOR(&s[o+6], SIMDBase_ADDi(t2r, t3r)); SIMDBase_STOR(&s[o+7], SIMDBase_ADDi(t2i, t3i)); -} - -static void srButBackward8(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int32_t o = p->offset1; - SIMDBase_VECT t0r, t0i, t1r, t1i; - - SIMDBase_VECT s0 = SIMDBase_LOAD(&s[o+ 0]), s1 = SIMDBase_LOAD(&s[o+ 1]), s2 = SIMDBase_LOAD(&s[o+ 2]), s3 = SIMDBase_LOAD(&s[o+ 3]); - SIMDBase_VECT s4 = SIMDBase_LOAD(&s[o+ 4]), s5 = SIMDBase_LOAD(&s[o+ 5]), s6 = SIMDBase_LOAD(&s[o+ 6]), s7 = SIMDBase_LOAD(&s[o+ 7]); - SIMDBase_VECT s8 = SIMDBase_LOAD(&s[o+ 8]), s9 = SIMDBase_LOAD(&s[o+ 9]), sa = SIMDBase_LOAD(&s[o+10]) ,sb = SIMDBase_LOAD(&s[o+11]); - SIMDBase_VECT sc = SIMDBase_LOAD(&s[o+12]), sd = SIMDBase_LOAD(&s[o+13]), se = SIMDBase_LOAD(&s[o+14]), sf = SIMDBase_LOAD(&s[o+15]); - - t0r = SIMDBase_ADDi(s8, sa); t0i = SIMDBase_SUBi(s8, sa); s8 = t0r; sa = t0i; - t0r = SIMDBase_ADDi(s9, sb); t0i = SIMDBase_SUBi(s9, sb); s9 = t0r; sb = t0i; - t0r = SIMDBase_ADDi(sc, se); t0i = SIMDBase_SUBi(sc, se); sc = t0r; se = t0i; - t0r = SIMDBase_ADDi(sd, sf); t0i = SIMDBase_SUBi(sd, sf); sd = t0r; sf = t0i; - t0r = SIMDBase_ADDi(s0, s2); t0i = SIMDBase_SUBi(s0, s2); s0 = t0r; s2 = t0i; - t0r = SIMDBase_ADDi(s1, s3); t0i = SIMDBase_SUBi(s1, s3); s1 = t0r; s3 = t0i; - - t0r = SIMDBase_ADDi(s4, s6); t0i = SIMDBase_ADDi(s7, s5); - t1r = SIMDBase_SUBi(s7, s5); t1i = SIMDBase_SUBi(s4, s6); - - s4 = SIMDBase_SUBi(s0, t0r); s5 = SIMDBase_SUBi(s1, t0i); - s6 = SIMDBase_SUBi(s2, t1r); s7 = SIMDBase_SUBi(s3, t1i); - s0 = SIMDBase_ADDi(s0, t0r); s1 = SIMDBase_ADDi(s1, t0i); - s2 = SIMDBase_ADDi(s2, t1r); s3 = SIMDBase_ADDi(s3, t1i); - - t0r = SIMDBase_ADDi(s8, sc); t0i = SIMDBase_ADDi(s9, sd); - t1r = SIMDBase_SUBi(sd, s9); t1i = SIMDBase_SUBi(s8, sc); - - s8 = SIMDBase_SUBi(s0, t0r); s9 = SIMDBase_SUBi(s1, t0i); - sc = SIMDBase_SUBi(s4, t1r); sd = SIMDBase_SUBi(s5, t1i); - s0 = SIMDBase_ADDi(s0, t0r); s1 = SIMDBase_ADDi(s1, t0i); - s4 = SIMDBase_ADDi(s4, t1r); s5 = SIMDBase_ADDi(s5, t1i); - - t0r = SIMDBase_MULi(SIMDBase_SUBi(sa, sb), SIMDBase_SET1( SQRT2_2)); - t0i = SIMDBase_MULi(SIMDBase_ADDi(sa, sb), SIMDBase_SET1( SQRT2_2)); - t1r = SIMDBase_MULi(SIMDBase_ADDi(se, sf), SIMDBase_SET1(-SQRT2_2)); - t1i = SIMDBase_MULi(SIMDBase_SUBi(se, sf), SIMDBase_SET1( SQRT2_2)); - - sa = t0r; sb = t0i; se = t1r; sf = t1i; - - t0r = SIMDBase_ADDi(sa, se); t0i = SIMDBase_ADDi(sb, sf); - t1r = SIMDBase_SUBi(sf, sb); t1i = SIMDBase_SUBi(sa, se); - - sa = SIMDBase_SUBi(s2, t0r); sb = SIMDBase_SUBi(s3, t0i); - se = SIMDBase_SUBi(s6, t1r); sf = SIMDBase_SUBi(s7, t1i); - s2 = SIMDBase_ADDi(s2, t0r); s3 = SIMDBase_ADDi(s3, t0i); - s6 = SIMDBase_ADDi(s6, t1r); s7 = SIMDBase_ADDi(s7, t1i); - - SIMDBase_STOR(&s[o+ 0], s0); SIMDBase_STOR(&s[o+ 1], s1); SIMDBase_STOR(&s[o+ 2], s2); SIMDBase_STOR(&s[o+ 3], s3); - SIMDBase_STOR(&s[o+ 4], s4); SIMDBase_STOR(&s[o+ 5], s5); SIMDBase_STOR(&s[o+ 6], s6); SIMDBase_STOR(&s[o+ 7], s7); - SIMDBase_STOR(&s[o+ 8], s8); SIMDBase_STOR(&s[o+ 9], s9); SIMDBase_STOR(&s[o+10], sa); SIMDBase_STOR(&s[o+11], sb); - SIMDBase_STOR(&s[o+12], sc); SIMDBase_STOR(&s[o+13], sd); SIMDBase_STOR(&s[o+14], se); SIMDBase_STOR(&s[o+15], sf); -} - -#if 0 -static inline void srButForwardSub(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int32_t i0 = p->offset1; - int32_t i1 = i0 + p->stride; - int32_t i2 = i1 + p->stride; - int32_t i3 = i2 + p->stride; - int32_t im = i1; - - int32_t p0 = p->offset2 & (p->butlen*4-1); - - while(i0 < im) { - SIMDBase_VECT t0r, t0i, t1r, t1i; - SIMDBase_VECT s00, s01, s10, s11, s20, s21, s30, s31; - SIMDBase_VECT a0, a1, a2, a3; - - s00 = SIMDBase_LOAD(&s[i0+0]), s01 = SIMDBase_LOAD(&s[i0+1]); - s10 = SIMDBase_LOAD(&s[i1+0]), s11 = SIMDBase_LOAD(&s[i1+1]); - s20 = SIMDBase_LOAD(&s[i2+0]), s21 = SIMDBase_LOAD(&s[i2+1]); - s30 = SIMDBase_LOAD(&s[i3+0]), s31 = SIMDBase_LOAD(&s[i3+1]); - - t0r = SIMDBase_SUBi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t0i = SIMDBase_SUBi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - t1r = SIMDBase_ADDi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t1i = SIMDBase_ADDi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - a0 = SIMDBase_LOAD1(&tbl[p0+0]); a1 = SIMDBase_LOAD1(&tbl[p0+1]); - a2 = SIMDBase_LOAD1(&tbl[p0+2]); a3 = SIMDBase_LOAD1(&tbl[p0+3]); - - SIMDBase_STOR(&s[i0 ], SIMDBase_ADDi(s00, s20)); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s01, s21)); - SIMDBase_STOR(&s[i1 ], SIMDBase_ADDi(s10, s30)); SIMDBase_STOR(&s[i1+1], SIMDBase_ADDi(s11, s31)); - -#ifndef SIMDBase_FMADD_AVAILABLE - SIMDBase_STOR(&s[i2 ], SIMDBase_SUBi(SIMDBase_MULi(t0r, a0), SIMDBase_MULi(t0i, a1))); - SIMDBase_STOR(&s[i2+1], SIMDBase_ADDi(SIMDBase_MULi(t0r, a1), SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3 ], SIMDBase_SUBi(SIMDBase_MULi(t1r, a2), SIMDBase_MULi(t1i, a3))); - SIMDBase_STOR(&s[i3+1], SIMDBase_ADDi(SIMDBase_MULi(t1r, a3), SIMDBase_MULi(t1i, a2))); -#else - SIMDBase_STOR(&s[i2 ], SIMDBase_FMSUBi(t0i, a1, SIMDBase_MULi(t0r, a0))); - SIMDBase_STOR(&s[i2+1], SIMDBase_FMADDi(t0r, a1, SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3 ], SIMDBase_FMSUBi(t1i, a3, SIMDBase_MULi(t1r, a2))); - SIMDBase_STOR(&s[i3+1], SIMDBase_FMADDi(t1r, a3, SIMDBase_MULi(t1i, a2))); -#endif - - i0 += 2; i1 += 2; i2 += 2; i3 += 2; - p0 += 4; - } -} -#endif - -#if 0 -static inline void srButBackwardSub(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int32_t i0 = p->offset1; - int32_t i1 = i0 + p->stride; - int32_t i2 = i1 + p->stride; - int32_t i3 = i2 + p->stride; - int32_t im = i1; - - int32_t p0 = p->offset2 & (p->butlen*4-1); - - while(i0 < im) { - SIMDBase_VECT t0r, t0i, t1r, t1i, u, v; - SIMDBase_VECT s00, s01, s10, s11, s20, s21, s30, s31; - SIMDBase_VECT a0, a1, a2, a3; - - s20 = SIMDBase_LOAD(&s[i2+0]); s21 = SIMDBase_LOAD(&s[i2+1]); - a0 = SIMDBase_LOAD1(&tbl[p0+0]); a1 = SIMDBase_LOAD1(&tbl[p0+1]); - u = SIMDBase_ADDi(SIMDBase_MULi(s20, a0), SIMDBase_MULi(s21, a1)); - - s30 = SIMDBase_LOAD(&s[i3+0]); s31 = SIMDBase_LOAD(&s[i3+1]); - a2 = SIMDBase_LOAD1(&tbl[p0+2]); a3 = SIMDBase_LOAD1(&tbl[p0+3]); - v = SIMDBase_ADDi(SIMDBase_MULi(s30, a2), SIMDBase_MULi(s31, a3)); - - t0r = SIMDBase_ADDi(u, v); t1i = SIMDBase_SUBi(u, v); - u = SIMDBase_SUBi(SIMDBase_MULi(s31, a2), SIMDBase_MULi(s30, a3)); - v = SIMDBase_SUBi(SIMDBase_MULi(s21, a0), SIMDBase_MULi(s20, a1)); - t0i = SIMDBase_ADDi(u, v); t1r = SIMDBase_SUBi(u, v); - - s00 = SIMDBase_LOAD(&s[i0+0]); s01 = SIMDBase_LOAD(&s[i0+1]); - s10 = SIMDBase_LOAD(&s[i1+0]); s11 = SIMDBase_LOAD(&s[i1+1]); - - SIMDBase_STOR(&s[i2+0], SIMDBase_SUBi(s00, t0r)); SIMDBase_STOR(&s[i0+0], SIMDBase_ADDi(s00, t0r)); - SIMDBase_STOR(&s[i2+1], SIMDBase_SUBi(s01, t0i)); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s01, t0i)); - SIMDBase_STOR(&s[i3+0], SIMDBase_SUBi(s10, t1r)); SIMDBase_STOR(&s[i1+0], SIMDBase_ADDi(s10, t1r)); - SIMDBase_STOR(&s[i3+1], SIMDBase_SUBi(s11, t1i)); SIMDBase_STOR(&s[i1+1], SIMDBase_ADDi(s11, t1i)); - - i0 += 2; i1 += 2; i2 += 2; i3 += 2; - p0 += 4; - } -} - -static void srButBackwardSubUnrolled(DFTUndiff *p) { - srButBackwardSub(p); -} -#endif - -static inline void srButForwardSubUnrolled(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int32_t i0 = p->offset1; - int32_t i1 = i0 + p->stride; - int32_t i2 = i1 + p->stride; - int32_t i3 = i2 + p->stride; - int32_t im = i1; - - int32_t p0 = p->offset2 & (p->butlen*4-1); - - while(i0 < im) { - SIMDBase_VECT t0r, t0i, t1r, t1i; - SIMDBase_VECT s00, s01, s10, s11, s20, s21, s30, s31; - SIMDBase_VECT a0, a1, a2, a3; - - // - - s00 = SIMDBase_LOAD(&s[i0+0]); s01 = SIMDBase_LOAD(&s[i0+1]); - s10 = SIMDBase_LOAD(&s[i1+0]); s11 = SIMDBase_LOAD(&s[i1+1]); - s20 = SIMDBase_LOAD(&s[i2+0]); s21 = SIMDBase_LOAD(&s[i2+1]); - s30 = SIMDBase_LOAD(&s[i3+0]); s31 = SIMDBase_LOAD(&s[i3+1]); - - t0r = SIMDBase_SUBi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t0i = SIMDBase_SUBi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - t1r = SIMDBase_ADDi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t1i = SIMDBase_ADDi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - a0 = SIMDBase_LOAD1(&tbl[p0+0]); a1 = SIMDBase_LOAD1(&tbl[p0+1]); - a2 = SIMDBase_LOAD1(&tbl[p0+2]); a3 = SIMDBase_LOAD1(&tbl[p0+3]); - - SIMDBase_STOR(&s[i0 ], SIMDBase_ADDi(s00, s20)); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s01, s21)); - SIMDBase_STOR(&s[i1 ], SIMDBase_ADDi(s10, s30)); SIMDBase_STOR(&s[i1+1], SIMDBase_ADDi(s11, s31)); - -#ifndef SIMDBase_FMADD_AVAILABLE - SIMDBase_STOR(&s[i2 ], SIMDBase_SUBi(SIMDBase_MULi(t0r, a0), SIMDBase_MULi(t0i, a1))); - SIMDBase_STOR(&s[i2+1], SIMDBase_ADDi(SIMDBase_MULi(t0r, a1), SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3 ], SIMDBase_SUBi(SIMDBase_MULi(t1r, a2), SIMDBase_MULi(t1i, a3))); - SIMDBase_STOR(&s[i3+1], SIMDBase_ADDi(SIMDBase_MULi(t1r, a3), SIMDBase_MULi(t1i, a2))); -#else - SIMDBase_STOR(&s[i2 ], SIMDBase_FMSUBi(t0i, a1, SIMDBase_MULi(t0r, a0))); - SIMDBase_STOR(&s[i2+1], SIMDBase_FMADDi(t0r, a1, SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3 ], SIMDBase_FMSUBi(t1i, a3, SIMDBase_MULi(t1r, a2))); - SIMDBase_STOR(&s[i3+1], SIMDBase_FMADDi(t1r, a3, SIMDBase_MULi(t1i, a2))); -#endif - - // - - s00 = SIMDBase_LOAD(&s[i0+2]); s01 = SIMDBase_LOAD(&s[i0+3]); - s10 = SIMDBase_LOAD(&s[i1+2]); s11 = SIMDBase_LOAD(&s[i1+3]); - s20 = SIMDBase_LOAD(&s[i2+2]); s21 = SIMDBase_LOAD(&s[i2+3]); - s30 = SIMDBase_LOAD(&s[i3+2]); s31 = SIMDBase_LOAD(&s[i3+3]); - - t0r = SIMDBase_SUBi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t0i = SIMDBase_SUBi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - t1r = SIMDBase_ADDi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t1i = SIMDBase_ADDi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - a0 = SIMDBase_LOAD1(&tbl[p0+4]); a1 = SIMDBase_LOAD1(&tbl[p0+5]); - a2 = SIMDBase_LOAD1(&tbl[p0+6]); a3 = SIMDBase_LOAD1(&tbl[p0+7]); - - SIMDBase_STOR(&s[i0+2], SIMDBase_ADDi(s00, s20)); SIMDBase_STOR(&s[i0+3], SIMDBase_ADDi(s01, s21)); - SIMDBase_STOR(&s[i1+2], SIMDBase_ADDi(s10, s30)); SIMDBase_STOR(&s[i1+3], SIMDBase_ADDi(s11, s31)); - -#ifndef SIMDBase_FMADD_AVAILABLE - SIMDBase_STOR(&s[i2+2], SIMDBase_SUBi(SIMDBase_MULi(t0r, a0), SIMDBase_MULi(t0i, a1))); - SIMDBase_STOR(&s[i2+3], SIMDBase_ADDi(SIMDBase_MULi(t0r, a1), SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+2], SIMDBase_SUBi(SIMDBase_MULi(t1r, a2), SIMDBase_MULi(t1i, a3))); - SIMDBase_STOR(&s[i3+3], SIMDBase_ADDi(SIMDBase_MULi(t1r, a3), SIMDBase_MULi(t1i, a2))); -#else - SIMDBase_STOR(&s[i2+2], SIMDBase_FMSUBi(t0i, a1, SIMDBase_MULi(t0r, a0))); - SIMDBase_STOR(&s[i2+3], SIMDBase_FMADDi(t0r, a1, SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+2], SIMDBase_FMSUBi(t1i, a3, SIMDBase_MULi(t1r, a2))); - SIMDBase_STOR(&s[i3+3], SIMDBase_FMADDi(t1r, a3, SIMDBase_MULi(t1i, a2))); -#endif - - // - - s00 = SIMDBase_LOAD(&s[i0+4]); s01 = SIMDBase_LOAD(&s[i0+5]); - s10 = SIMDBase_LOAD(&s[i1+4]); s11 = SIMDBase_LOAD(&s[i1+5]); - s20 = SIMDBase_LOAD(&s[i2+4]); s21 = SIMDBase_LOAD(&s[i2+5]); - s30 = SIMDBase_LOAD(&s[i3+4]); s31 = SIMDBase_LOAD(&s[i3+5]); - - t0r = SIMDBase_SUBi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t0i = SIMDBase_SUBi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - t1r = SIMDBase_ADDi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t1i = SIMDBase_ADDi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - a0 = SIMDBase_LOAD1(&tbl[p0+ 8]); a1 = SIMDBase_LOAD1(&tbl[p0+ 9]); - a2 = SIMDBase_LOAD1(&tbl[p0+10]); a3 = SIMDBase_LOAD1(&tbl[p0+11]); - - SIMDBase_STOR(&s[i0+4], SIMDBase_ADDi(s00, s20)); SIMDBase_STOR(&s[i0+5], SIMDBase_ADDi(s01, s21)); - SIMDBase_STOR(&s[i1+4], SIMDBase_ADDi(s10, s30)); SIMDBase_STOR(&s[i1+5], SIMDBase_ADDi(s11, s31)); - -#ifndef SIMDBase_FMADD_AVAILABLE - SIMDBase_STOR(&s[i2+4], SIMDBase_SUBi(SIMDBase_MULi(t0r, a0), SIMDBase_MULi(t0i, a1))); - SIMDBase_STOR(&s[i2+5], SIMDBase_ADDi(SIMDBase_MULi(t0r, a1), SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+4], SIMDBase_SUBi(SIMDBase_MULi(t1r, a2), SIMDBase_MULi(t1i, a3))); - SIMDBase_STOR(&s[i3+5], SIMDBase_ADDi(SIMDBase_MULi(t1r, a3), SIMDBase_MULi(t1i, a2))); -#else - SIMDBase_STOR(&s[i2+4], SIMDBase_FMSUBi(t0i, a1, SIMDBase_MULi(t0r, a0))); - SIMDBase_STOR(&s[i2+5], SIMDBase_FMADDi(t0r, a1, SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+4], SIMDBase_FMSUBi(t1i, a3, SIMDBase_MULi(t1r, a2))); - SIMDBase_STOR(&s[i3+5], SIMDBase_FMADDi(t1r, a3, SIMDBase_MULi(t1i, a2))); -#endif - - // - - s00 = SIMDBase_LOAD(&s[i0+6]); s01 = SIMDBase_LOAD(&s[i0+7]); - s10 = SIMDBase_LOAD(&s[i1+6]); s11 = SIMDBase_LOAD(&s[i1+7]); - s20 = SIMDBase_LOAD(&s[i2+6]); s21 = SIMDBase_LOAD(&s[i2+7]); - s30 = SIMDBase_LOAD(&s[i3+6]); s31 = SIMDBase_LOAD(&s[i3+7]); - - t0r = SIMDBase_SUBi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t0i = SIMDBase_SUBi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - t1r = SIMDBase_ADDi(SIMDBase_SUBi(s00, s20), SIMDBase_SUBi(s31, s11)); - t1i = SIMDBase_ADDi(SIMDBase_SUBi(s01, s21), SIMDBase_SUBi(s10, s30)); - - a0 = SIMDBase_LOAD1(&tbl[p0+12]); a1 = SIMDBase_LOAD1(&tbl[p0+13]); - a2 = SIMDBase_LOAD1(&tbl[p0+14]); a3 = SIMDBase_LOAD1(&tbl[p0+15]); - - SIMDBase_STOR(&s[i0+6], SIMDBase_ADDi(s00, s20)); SIMDBase_STOR(&s[i0+7], SIMDBase_ADDi(s01, s21)); - SIMDBase_STOR(&s[i1+6], SIMDBase_ADDi(s10, s30)); SIMDBase_STOR(&s[i1+7], SIMDBase_ADDi(s11, s31)); - -#ifndef SIMDBase_FMADD_AVAILABLE - SIMDBase_STOR(&s[i2+6], SIMDBase_SUBi(SIMDBase_MULi(t0r, a0), SIMDBase_MULi(t0i, a1))); - SIMDBase_STOR(&s[i2+7], SIMDBase_ADDi(SIMDBase_MULi(t0r, a1), SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+6], SIMDBase_SUBi(SIMDBase_MULi(t1r, a2), SIMDBase_MULi(t1i, a3))); - SIMDBase_STOR(&s[i3+7], SIMDBase_ADDi(SIMDBase_MULi(t1r, a3), SIMDBase_MULi(t1i, a2))); -#else - SIMDBase_STOR(&s[i2+6], SIMDBase_FMSUBi(t0i, a1, SIMDBase_MULi(t0r, a0))); - SIMDBase_STOR(&s[i2+7], SIMDBase_FMADDi(t0r, a1, SIMDBase_MULi(t0i, a0))); - SIMDBase_STOR(&s[i3+6], SIMDBase_FMSUBi(t1i, a3, SIMDBase_MULi(t1r, a2))); - SIMDBase_STOR(&s[i3+7], SIMDBase_FMADDi(t1r, a3, SIMDBase_MULi(t1i, a2))); -#endif - - // - - i0 += 8; i1 += 8; i2 += 8; i3 += 8; - p0 += 16; - } -} - -#if 1 -static void srButBackwardSubUnrolled(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int32_t i0 = p->offset1; - int32_t i1 = i0 + p->stride; - int32_t i2 = i1 + p->stride; - int32_t i3 = i2 + p->stride; - int32_t im = i1; - - int32_t p0 = p->offset2 & (p->butlen*4-1); - - while(i0 < im) { - SIMDBase_VECT t0r, t0i, t1r, t1i, u, v; - SIMDBase_VECT s00, s01, s10, s11, s20, s21, s30, s31; - SIMDBase_VECT a0, a1, a2, a3; - - // - - s20 = SIMDBase_LOAD(&s[i2+ 0]); s21 = SIMDBase_LOAD(&s[i2+ 1]); - a0 = SIMDBase_LOAD1(&tbl[p0+ 0]); a1 = SIMDBase_LOAD1(&tbl[p0+ 1]); -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_ADDi(SIMDBase_MULi(s20, a0), SIMDBase_MULi(s21, a1)); -#else - u = SIMDBase_FMADDi(s20, a0, SIMDBase_MULi(s21, a1)); -#endif - - s30 = SIMDBase_LOAD(&s[i3+ 0]); s31 = SIMDBase_LOAD(&s[i3+ 1]); - a2 = SIMDBase_LOAD1(&tbl[p0+ 2]); a3 = SIMDBase_LOAD1(&tbl[p0+ 3]); -#ifndef SIMDBase_FMADD_AVAILABLE - v = SIMDBase_ADDi(SIMDBase_MULi(s30, a2), SIMDBase_MULi(s31, a3)); -#else - v = SIMDBase_FMADDi(s30, a2, SIMDBase_MULi(s31, a3)); -#endif - - t0r = SIMDBase_ADDi(u, v); t1i = SIMDBase_SUBi(u, v); - -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_SUBi(SIMDBase_MULi(s31, a2), SIMDBase_MULi(s30, a3)); - v = SIMDBase_SUBi(SIMDBase_MULi(s21, a0), SIMDBase_MULi(s20, a1)); -#else - u = SIMDBase_FMSUBi(s30, a3, SIMDBase_MULi(s31, a2)); - v = SIMDBase_FMSUBi(s20, a1, SIMDBase_MULi(s21, a0)); -#endif - t0i = SIMDBase_ADDi(u, v); t1r = SIMDBase_SUBi(u, v); - - s00 = SIMDBase_LOAD(&s[i0+ 0]); s01 = SIMDBase_LOAD(&s[i0+ 1]); - s10 = SIMDBase_LOAD(&s[i1+ 0]); s11 = SIMDBase_LOAD(&s[i1+ 1]); - - SIMDBase_STOR(&s[i2+ 0], SIMDBase_SUBi(s00, t0r)); SIMDBase_STOR(&s[i0+ 0], SIMDBase_ADDi(s00, t0r)); - SIMDBase_STOR(&s[i2+ 1], SIMDBase_SUBi(s01, t0i)); SIMDBase_STOR(&s[i0+ 1], SIMDBase_ADDi(s01, t0i)); - SIMDBase_STOR(&s[i3+ 0], SIMDBase_SUBi(s10, t1r)); SIMDBase_STOR(&s[i1+ 0], SIMDBase_ADDi(s10, t1r)); - SIMDBase_STOR(&s[i3+ 1], SIMDBase_SUBi(s11, t1i)); SIMDBase_STOR(&s[i1+ 1], SIMDBase_ADDi(s11, t1i)); - - // - - s20 = SIMDBase_LOAD(&s[i2+ 2]); s21 = SIMDBase_LOAD(&s[i2+ 3]); - a0 = SIMDBase_LOAD1(&tbl[p0+ 4]); a1 = SIMDBase_LOAD1(&tbl[p0+ 5]); -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_ADDi(SIMDBase_MULi(s20, a0), SIMDBase_MULi(s21, a1)); -#else - u = SIMDBase_FMADDi(s20, a0, SIMDBase_MULi(s21, a1)); -#endif - - s30 = SIMDBase_LOAD(&s[i3+ 2]); s31 = SIMDBase_LOAD(&s[i3+ 3]); - a2 = SIMDBase_LOAD1(&tbl[p0+ 6]); a3 = SIMDBase_LOAD1(&tbl[p0+ 7]); -#ifndef SIMDBase_FMADD_AVAILABLE - v = SIMDBase_ADDi(SIMDBase_MULi(s30, a2), SIMDBase_MULi(s31, a3)); -#else - v = SIMDBase_FMADDi(s30, a2, SIMDBase_MULi(s31, a3)); -#endif - - t0r = SIMDBase_ADDi(u, v); t1i = SIMDBase_SUBi(u, v); - -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_SUBi(SIMDBase_MULi(s31, a2), SIMDBase_MULi(s30, a3)); - v = SIMDBase_SUBi(SIMDBase_MULi(s21, a0), SIMDBase_MULi(s20, a1)); -#else - u = SIMDBase_FMSUBi(s30, a3, SIMDBase_MULi(s31, a2)); - v = SIMDBase_FMSUBi(s20, a1, SIMDBase_MULi(s21, a0)); -#endif - t0i = SIMDBase_ADDi(u, v); t1r = SIMDBase_SUBi(u, v); - - s00 = SIMDBase_LOAD(&s[i0+ 2]); s01 = SIMDBase_LOAD(&s[i0+ 3]); - s10 = SIMDBase_LOAD(&s[i1+ 2]); s11 = SIMDBase_LOAD(&s[i1+ 3]); - - SIMDBase_STOR(&s[i2+ 2], SIMDBase_SUBi(s00, t0r)); SIMDBase_STOR(&s[i0+ 2], SIMDBase_ADDi(s00, t0r)); - SIMDBase_STOR(&s[i2+ 3], SIMDBase_SUBi(s01, t0i)); SIMDBase_STOR(&s[i0+ 3], SIMDBase_ADDi(s01, t0i)); - SIMDBase_STOR(&s[i3+ 2], SIMDBase_SUBi(s10, t1r)); SIMDBase_STOR(&s[i1+ 2], SIMDBase_ADDi(s10, t1r)); - SIMDBase_STOR(&s[i3+ 3], SIMDBase_SUBi(s11, t1i)); SIMDBase_STOR(&s[i1+ 3], SIMDBase_ADDi(s11, t1i)); - - // - - s20 = SIMDBase_LOAD(&s[i2+ 4]); s21 = SIMDBase_LOAD(&s[i2+ 5]); - a0 = SIMDBase_LOAD1(&tbl[p0+ 8]); a1 = SIMDBase_LOAD1(&tbl[p0+ 9]); -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_ADDi(SIMDBase_MULi(s20, a0), SIMDBase_MULi(s21, a1)); -#else - u = SIMDBase_FMADDi(s20, a0, SIMDBase_MULi(s21, a1)); -#endif - - s30 = SIMDBase_LOAD(&s[i3+ 4]); s31 = SIMDBase_LOAD(&s[i3+ 5]); - a2 = SIMDBase_LOAD1(&tbl[p0+10]); a3 = SIMDBase_LOAD1(&tbl[p0+11]); -#ifndef SIMDBase_FMADD_AVAILABLE - v = SIMDBase_ADDi(SIMDBase_MULi(s30, a2), SIMDBase_MULi(s31, a3)); -#else - v = SIMDBase_FMADDi(s30, a2, SIMDBase_MULi(s31, a3)); -#endif - - t0r = SIMDBase_ADDi(u, v); t1i = SIMDBase_SUBi(u, v); - -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_SUBi(SIMDBase_MULi(s31, a2), SIMDBase_MULi(s30, a3)); - v = SIMDBase_SUBi(SIMDBase_MULi(s21, a0), SIMDBase_MULi(s20, a1)); -#else - u = SIMDBase_FMSUBi(s30, a3, SIMDBase_MULi(s31, a2)); - v = SIMDBase_FMSUBi(s20, a1, SIMDBase_MULi(s21, a0)); -#endif - t0i = SIMDBase_ADDi(u, v); t1r = SIMDBase_SUBi(u, v); - - s00 = SIMDBase_LOAD(&s[i0+ 4]); s01 = SIMDBase_LOAD(&s[i0+ 5]); - s10 = SIMDBase_LOAD(&s[i1+ 4]); s11 = SIMDBase_LOAD(&s[i1+ 5]); - - SIMDBase_STOR(&s[i2+ 4], SIMDBase_SUBi(s00, t0r)); SIMDBase_STOR(&s[i0+ 4], SIMDBase_ADDi(s00, t0r)); - SIMDBase_STOR(&s[i2+ 5], SIMDBase_SUBi(s01, t0i)); SIMDBase_STOR(&s[i0+ 5], SIMDBase_ADDi(s01, t0i)); - SIMDBase_STOR(&s[i3+ 4], SIMDBase_SUBi(s10, t1r)); SIMDBase_STOR(&s[i1+ 4], SIMDBase_ADDi(s10, t1r)); - SIMDBase_STOR(&s[i3+ 5], SIMDBase_SUBi(s11, t1i)); SIMDBase_STOR(&s[i1+ 5], SIMDBase_ADDi(s11, t1i)); - - // - - s20 = SIMDBase_LOAD(&s[i2+ 6]); s21 = SIMDBase_LOAD(&s[i2+ 7]); - a0 = SIMDBase_LOAD1(&tbl[p0+12]); a1 = SIMDBase_LOAD1(&tbl[p0+13]); -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_ADDi(SIMDBase_MULi(s20, a0), SIMDBase_MULi(s21, a1)); -#else - u = SIMDBase_FMADDi(s20, a0, SIMDBase_MULi(s21, a1)); -#endif - - s30 = SIMDBase_LOAD(&s[i3+ 6]); s31 = SIMDBase_LOAD(&s[i3+ 7]); - a2 = SIMDBase_LOAD1(&tbl[p0+14]); a3 = SIMDBase_LOAD1(&tbl[p0+15]); -#ifndef SIMDBase_FMADD_AVAILABLE - v = SIMDBase_ADDi(SIMDBase_MULi(s30, a2), SIMDBase_MULi(s31, a3)); -#else - v = SIMDBase_FMADDi(s30, a2, SIMDBase_MULi(s31, a3)); -#endif - - t0r = SIMDBase_ADDi(u, v); t1i = SIMDBase_SUBi(u, v); - -#ifndef SIMDBase_FMADD_AVAILABLE - u = SIMDBase_SUBi(SIMDBase_MULi(s31, a2), SIMDBase_MULi(s30, a3)); - v = SIMDBase_SUBi(SIMDBase_MULi(s21, a0), SIMDBase_MULi(s20, a1)); -#else - u = SIMDBase_FMSUBi(s30, a3, SIMDBase_MULi(s31, a2)); - v = SIMDBase_FMSUBi(s20, a1, SIMDBase_MULi(s21, a0)); -#endif - t0i = SIMDBase_ADDi(u, v); t1r = SIMDBase_SUBi(u, v); - - s00 = SIMDBase_LOAD(&s[i0+ 6]); s01 = SIMDBase_LOAD(&s[i0+ 7]); - s10 = SIMDBase_LOAD(&s[i1+ 6]); s11 = SIMDBase_LOAD(&s[i1+ 7]); - - SIMDBase_STOR(&s[i2+ 6], SIMDBase_SUBi(s00, t0r)); SIMDBase_STOR(&s[i0+ 6], SIMDBase_ADDi(s00, t0r)); - SIMDBase_STOR(&s[i2+ 7], SIMDBase_SUBi(s01, t0i)); SIMDBase_STOR(&s[i0+ 7], SIMDBase_ADDi(s01, t0i)); - SIMDBase_STOR(&s[i3+ 6], SIMDBase_SUBi(s10, t1r)); SIMDBase_STOR(&s[i1+ 6], SIMDBase_ADDi(s10, t1r)); - SIMDBase_STOR(&s[i3+ 7], SIMDBase_SUBi(s11, t1i)); SIMDBase_STOR(&s[i1+ 7], SIMDBase_ADDi(s11, t1i)); - - // - - i0 += 8; i1 += 8; i2 += 8; i3 += 8; - p0 += 16; - } -} -#endif - -static void r2ButForwardSub(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int32_t i0 = p->offset1; - int32_t i2 = i0 + p->stride*2; - int32_t cp = 0, sp = p->butlen/4; - - do { - SIMDBase_VECT t0r, t0i, s0, s1, s2, s3, t0, t1; - - s0 = SIMDBase_LOAD(&s[i0+0]); s2 = SIMDBase_LOAD(&s[i0+1]); - s1 = SIMDBase_LOAD(&s[i2+0]); s3 = SIMDBase_LOAD(&s[i2+1]); - t0 = SIMDBase_LOAD1(&tbl[cp+0]); t1 = SIMDBase_LOAD1(&tbl[sp-0]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+0], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+0], SIMDBase_ADDi(SIMDBase_MULi(t0r, t0), SIMDBase_MULi(t0i, t1))); - SIMDBase_STOR(&s[i2+1], SIMDBase_SUBi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1))); - - s0 = SIMDBase_LOAD(&s[i0+2]); s2 = SIMDBase_LOAD(&s[i0+3]); - s1 = SIMDBase_LOAD(&s[i2+2]); s3 = SIMDBase_LOAD(&s[i2+3]); - t0 = SIMDBase_LOAD1(&tbl[cp+1]); t1 = SIMDBase_LOAD1(&tbl[sp-1]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+2], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+3], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+2], SIMDBase_ADDi(SIMDBase_MULi(t0r, t0), SIMDBase_MULi(t0i, t1))); - SIMDBase_STOR(&s[i2+3], SIMDBase_SUBi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1))); - - s0 = SIMDBase_LOAD(&s[i0+4]); s2 = SIMDBase_LOAD(&s[i0+5]); - s1 = SIMDBase_LOAD(&s[i2+4]); s3 = SIMDBase_LOAD(&s[i2+5]); - t0 = SIMDBase_LOAD1(&tbl[cp+2]); t1 = SIMDBase_LOAD1(&tbl[sp-2]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+4], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+5], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+4], SIMDBase_ADDi(SIMDBase_MULi(t0r, t0), SIMDBase_MULi(t0i, t1))); - SIMDBase_STOR(&s[i2+5], SIMDBase_SUBi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1))); - - s0 = SIMDBase_LOAD(&s[i0+6]); s2 = SIMDBase_LOAD(&s[i0+7]); - s1 = SIMDBase_LOAD(&s[i2+6]); s3 = SIMDBase_LOAD(&s[i2+7]); - t0 = SIMDBase_LOAD1(&tbl[cp+3]); t1 = SIMDBase_LOAD1(&tbl[sp-3]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+6], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+7], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+6], SIMDBase_ADDi(SIMDBase_MULi(t0r, t0), SIMDBase_MULi(t0i, t1))); - SIMDBase_STOR(&s[i2+7], SIMDBase_SUBi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1))); - - // - - i0 += 8; i2 += 8; cp += 4; sp -= 4; - } while(sp > 0); - - do { - SIMDBase_VECT t0r, t0i, s0, s1, s2, s3, t0, t1; - - s0 = SIMDBase_LOAD(&s[i0+0]); s2 = SIMDBase_LOAD(&s[i0+1]); - s1 = SIMDBase_LOAD(&s[i2+0]); s3 = SIMDBase_LOAD(&s[i2+1]); - t0 = SIMDBase_LOAD1(&tbl[cp-0]); t1 = SIMDBase_LOAD1(&tbl[sp+0]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+0], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+0], SIMDBase_SUBi(SIMDBase_MULi(t0i, t1), SIMDBase_MULi(t0r, t0))); - SIMDBase_STOR(&s[i2+1], SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1)))); - - s0 = SIMDBase_LOAD(&s[i0+2]); s2 = SIMDBase_LOAD(&s[i0+3]); - s1 = SIMDBase_LOAD(&s[i2+2]); s3 = SIMDBase_LOAD(&s[i2+3]); - t0 = SIMDBase_LOAD1(&tbl[cp-1]); t1 = SIMDBase_LOAD1(&tbl[sp+1]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+2], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+3], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+2], SIMDBase_SUBi(SIMDBase_MULi(t0i, t1), SIMDBase_MULi(t0r, t0))); - SIMDBase_STOR(&s[i2+3], SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1)))); - - s0 = SIMDBase_LOAD(&s[i0+4]); s2 = SIMDBase_LOAD(&s[i0+5]); - s1 = SIMDBase_LOAD(&s[i2+4]); s3 = SIMDBase_LOAD(&s[i2+5]); - t0 = SIMDBase_LOAD1(&tbl[cp-2]); t1 = SIMDBase_LOAD1(&tbl[sp+2]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+4], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+5], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+4], SIMDBase_SUBi(SIMDBase_MULi(t0i, t1), SIMDBase_MULi(t0r, t0))); - SIMDBase_STOR(&s[i2+5], SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1)))); - - s0 = SIMDBase_LOAD(&s[i0+6]); s2 = SIMDBase_LOAD(&s[i0+7]); - s1 = SIMDBase_LOAD(&s[i2+6]); s3 = SIMDBase_LOAD(&s[i2+7]); - t0 = SIMDBase_LOAD1(&tbl[cp-3]); t1 = SIMDBase_LOAD1(&tbl[sp+3]); - t0r = SIMDBase_SUBi(s0, s1); SIMDBase_STOR(&s[i0+6], SIMDBase_ADDi(s0, s1)); - t0i = SIMDBase_SUBi(s2, s3); SIMDBase_STOR(&s[i0+7], SIMDBase_ADDi(s2, s3)); - SIMDBase_STOR(&s[i2+6], SIMDBase_SUBi(SIMDBase_MULi(t0i, t1), SIMDBase_MULi(t0r, t0))); - SIMDBase_STOR(&s[i2+7], SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(t0i, t0), SIMDBase_MULi(t0r, t1)))); - - // - - i0 += 8; i2 += 8; cp -= 4; sp += 4; - } while(cp > 0); -} - -static void r2ButBackwardSub(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - - SIMDBase_REAL *tbl = p->ptTable[p->log2butlen]; - - int i0 = p->offset1; - int i2 = i0 + p->stride*2; - - int cp = 0, sp = p->butlen/4; - - do { - SIMDBase_VECT t0r, t0i, s0, s1, s2, s3, t0, t1; - - s0 = SIMDBase_LOAD(&s[i0+0]); s2 = SIMDBase_LOAD(&s[i0+1]); - s1 = SIMDBase_LOAD(&s[i2+0]); s3 = SIMDBase_LOAD(&s[i2+1]); - t0 = SIMDBase_LOAD1(&tbl[cp+0]); t1 = SIMDBase_LOAD1(&tbl[sp-0]); - t0r = SIMDBase_SUBi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1)); - t0i = SIMDBase_ADDi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+0], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+0], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+1], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+2]); s2 = SIMDBase_LOAD(&s[i0+3]); - s1 = SIMDBase_LOAD(&s[i2+2]); s3 = SIMDBase_LOAD(&s[i2+3]); - t0 = SIMDBase_LOAD1(&tbl[cp+1]); t1 = SIMDBase_LOAD1(&tbl[sp-1]); - t0r = SIMDBase_SUBi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1)); - t0i = SIMDBase_ADDi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+2], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+2], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+3], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+3], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+4]); s2 = SIMDBase_LOAD(&s[i0+5]); - s1 = SIMDBase_LOAD(&s[i2+4]); s3 = SIMDBase_LOAD(&s[i2+5]); - t0 = SIMDBase_LOAD1(&tbl[cp+2]); t1 = SIMDBase_LOAD1(&tbl[sp-2]); - t0r = SIMDBase_SUBi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1)); - t0i = SIMDBase_ADDi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+4], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+4], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+5], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+5], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+6]); s2 = SIMDBase_LOAD(&s[i0+7]); - s1 = SIMDBase_LOAD(&s[i2+6]); s3 = SIMDBase_LOAD(&s[i2+7]); - t0 = SIMDBase_LOAD1(&tbl[cp+3]); t1 = SIMDBase_LOAD1(&tbl[sp-3]); - t0r = SIMDBase_SUBi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1)); - t0i = SIMDBase_ADDi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+6], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+6], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+7], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+7], SIMDBase_ADDi(s2, t0i)); - - i0 += 8; i2 += 8; cp += 4; sp -= 4; - } while(sp > 0); - - do { - SIMDBase_VECT t0r, t0i, s0, s1, s2, s3, t0, t1; - - s0 = SIMDBase_LOAD(&s[i0+0]); s2 = SIMDBase_LOAD(&s[i0+1]); - s1 = SIMDBase_LOAD(&s[i2+0]); s3 = SIMDBase_LOAD(&s[i2+1]); - t0 = SIMDBase_LOAD1(&tbl[cp-0]); t1 = SIMDBase_LOAD1(&tbl[sp+0]); - t0r = SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1))); - t0i = SIMDBase_SUBi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+0], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+0], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+1], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+1], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+2]); s2 = SIMDBase_LOAD(&s[i0+3]); - s1 = SIMDBase_LOAD(&s[i2+2]); s3 = SIMDBase_LOAD(&s[i2+3]); - t0 = SIMDBase_LOAD1(&tbl[cp-1]); t1 = SIMDBase_LOAD1(&tbl[sp+1]); - t0r = SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1))); - t0i = SIMDBase_SUBi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+2], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+2], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+3], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+3], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+4]); s2 = SIMDBase_LOAD(&s[i0+5]); - s1 = SIMDBase_LOAD(&s[i2+4]); s3 = SIMDBase_LOAD(&s[i2+5]); - t0 = SIMDBase_LOAD1(&tbl[cp-2]); t1 = SIMDBase_LOAD1(&tbl[sp+2]); - t0r = SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1))); - t0i = SIMDBase_SUBi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+4], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+4], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+5], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+5], SIMDBase_ADDi(s2, t0i)); - - s0 = SIMDBase_LOAD(&s[i0+6]); s2 = SIMDBase_LOAD(&s[i0+7]); - s1 = SIMDBase_LOAD(&s[i2+6]); s3 = SIMDBase_LOAD(&s[i2+7]); - t0 = SIMDBase_LOAD1(&tbl[cp-3]); t1 = SIMDBase_LOAD1(&tbl[sp+3]); - t0r = SIMDBase_NEGi(SIMDBase_ADDi(SIMDBase_MULi(s1, t0), SIMDBase_MULi(s3, t1))); - t0i = SIMDBase_SUBi(SIMDBase_MULi(s1, t1), SIMDBase_MULi(s3, t0)); - SIMDBase_STOR(&s[i2+6], SIMDBase_SUBi(s0, t0r)); SIMDBase_STOR(&s[i0+6], SIMDBase_ADDi(s0, t0r)); - SIMDBase_STOR(&s[i2+7], SIMDBase_SUBi(s2, t0i)); SIMDBase_STOR(&s[i0+7], SIMDBase_ADDi(s2, t0i)); - - i0 += 8; i2 += 8; cp -= 4; sp += 4; - } while(cp > 0); -} - -static void srButForward16(DFTUndiff *p) { - int32_t o = p->offset1; - - p->butlen = 16; p->log2butlen = 4; p->stride = p->butlen/2; - srButForwardSubUnrolled(p); - - p->offset1 = o + 16*6/4; - srButForward4(p); - - p->offset1 = o + 16*4/4; - srButForward4(p); - - p->offset1 = o; - srButForward8(p); -} - -static void srButBackward16(DFTUndiff *p) { - int32_t o = p->offset1; - - p->offset1 = o + 16*6/4; - srButBackward4(p); - - p->offset1 = o + 16*4/4; - srButBackward4(p); - - p->offset1 = o; - srButBackward8(p); - - p->butlen = 16; p->log2butlen = 4; p->stride = p->butlen/2; - srButBackwardSubUnrolled(p); -} - -static void srButForward32(DFTUndiff *p) { - int32_t o = p->offset1; - - p->butlen = 32; p->log2butlen = 5; p->stride = p->butlen/2; - srButForwardSubUnrolled(p); - - p->offset1 = o + 32*6/4; - srButForward8 (p); - - p->offset1 = o + 32*4/4; - srButForward8 (p); - - p->offset1 = o; - srButForward16(p); -} - -static void srButBackward32(DFTUndiff *p) { - int32_t o = p->offset1; - - p->offset1 = o + 32*6/4; - srButBackward8 (p); - - p->offset1 = o + 32*4/4; - srButBackward8 (p); - - p->offset1 = o; - srButBackward16(p); - - p->butlen = 32; p->log2butlen = 5; p->stride = p->butlen/2; - srButBackwardSubUnrolled(p); -} - -// - -#if 1 -static inline void bitReversalUnit(SIMDBase_VECT *p, SIMDBase_VECT *q) { - SIMDBase_VECT w, x, y, z; - - w = SIMDBase_LOAD(p); x = SIMDBase_LOAD(p+1); - y = SIMDBase_LOAD(q); z = SIMDBase_LOAD(q+1); - - SIMDBase_STOR(q, w); SIMDBase_STOR(q+1, x); - SIMDBase_STOR(p, y); SIMDBase_STOR(p+1, z); -} -#else -#define bitReversalUnit(p0, q0) { \ - SIMDBase_VECT *px = (p0), *qx = (q0); \ - SIMDBase_VECT wx, xx, yx, zx; \ - \ - wx = SIMDBase_LOAD(px); xx = SIMDBase_LOAD(px+1); \ - yx = SIMDBase_LOAD(qx); zx = SIMDBase_LOAD(qx+1); \ - \ - SIMDBase_STOR(qx, wx); SIMDBase_STOR(qx+1, xx); \ - SIMDBase_STOR(px, yx); SIMDBase_STOR(px+1, zx); \ -} -#endif - -static inline void bitReversal4s(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int b1 = sc*2*1, b2 = b1*2; - p += b1; q += b2; - bitReversalUnit(p, q); -} - -static inline void bitReversal8s(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int b1 = sc*2*1, b2 = b1*2, b4 = b2*2; - p += b1; q += b4; - bitReversalUnit(p, q); p += b2; q += b2; - bitReversalUnit(p, q); -} - -static inline void bitReversal8d(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int32_t b1 = sc*2*1, b2 = b1*2, b4 = b2*2; - bitReversalUnit(p, q); p += b1; q += b4; - bitReversalUnit(p, q); p += b2; q += b2; - bitReversalUnit(p, q); p -= b1; q -= b4; - bitReversalUnit(p, q); p += b4; q += b1; - bitReversalUnit(p, q); p += b1; q += b4; - bitReversalUnit(p, q); p -= b2; q -= b2; - bitReversalUnit(p, q); p -= b1; q -= b4; - bitReversalUnit(p, q); -} - -static inline void bitReversal16s(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int32_t b1 = sc*2*1, b2 = b1*2, b4 = b2*2, b8 = b4*2; - p += b1; q += b8; - bitReversalUnit(p, q); p += b2; q += b4; - bitReversalUnit(p, q); p -= b1; q -= b8; - bitReversalUnit(p, q); p += b1 + b4; q += b2 + b8; - bitReversalUnit(p, q); p -= b2; q -= b4; - bitReversalUnit(p, q); p += b2 + b4; q += b1 + b2; - bitReversalUnit(p, q); -} - -static inline void bitReversal16d(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int32_t b1 = sc*2*1, b2 = b1*2, b4 = b2*2, b8 = b4*2; - bitReversalUnit(p, q); p += b1; q += b8; - bitReversalUnit(p, q); p += b2; q += b4; - bitReversalUnit(p, q); p -= b1; q -= b8; - bitReversalUnit(p, q); p += b4; q += b2; - bitReversalUnit(p, q); p += b1; q += b8; - bitReversalUnit(p, q); p -= b2; q -= b4; - bitReversalUnit(p, q); p -= b1; q -= b8; - bitReversalUnit(p, q); p += b8; q += b1; - bitReversalUnit(p, q); p += b1; q += b8; - bitReversalUnit(p, q); p += b2; q += b4; - bitReversalUnit(p, q); p -= b1; q -= b8; - bitReversalUnit(p, q); p -= b4; q -= b2; - bitReversalUnit(p, q); p += b1; q += b8; - bitReversalUnit(p, q); p -= b2; q -= b4; - bitReversalUnit(p, q); p -= b1; q -= b8; - bitReversalUnit(p, q); -} - -static inline void bitReversal32s(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - SIMDBase_VECT *p = &s[o1*2], *q = &s[o2*2]; - int32_t b1 = sc*2*1, b2 = b1*2, b4 = b2*2, b8 = b4*2, b16 = b8*2; - p += b1; q += b16; - bitReversalUnit(p, q); p += b2; q += b8; - bitReversalUnit(p, q); p -= b1; q -= b16; - bitReversalUnit(p, q); p += b4; q += b4; - bitReversalUnit(p, q); p += b1; q += b16; - bitReversalUnit(p, q); p -= b2; q -= b8; - bitReversalUnit(p, q); p += b8; q += b2; - bitReversalUnit(p, q); p += b2; q += b8; - bitReversalUnit(p, q); p -= b4; q -= b4; - bitReversalUnit(p, q); p -= b2; q -= b8; - bitReversalUnit(p, q); p += b16 - b2; q += b1 + b2 + b8; - bitReversalUnit(p, q); p -= b4; q -= b4; - bitReversalUnit(p, q); -} - -static void bitReversal32d(SIMDBase_VECT *s, int32_t sc, int32_t o1, int32_t o2) { - const int32_t k = 32; - - bitReversal8d(s,2*sc, sc*(k/2 )+o1, sc* 1 +o2); - bitReversal8d(s,2*sc, sc* 0 +o1, sc* 0 +o2); - bitReversal8d(s,2*sc, sc* 1 +o1, sc*(k/2 )+o2); - bitReversal8d(s,2*sc, sc*(k/2+1)+o1, sc*(k/2+1)+o2); -} - -static void bitReversalRecursive(SIMDBase_VECT *s, int32_t n, int32_t sc, int32_t o1, int32_t o2) { - if (n >= 64) { - if (o1 != o2) bitReversalRecursive(s, n/4, 2*sc, sc*(n/2)+o1, sc*1+o2); - - bitReversalRecursive(s, n/4, 2*sc, sc* 0 +o1, sc* 0 +o2); - bitReversalRecursive(s, n/4, 2*sc, sc* 1 +o1, sc*(n/2 )+o2); - bitReversalRecursive(s, n/4, 2*sc, sc*(n/2+1)+o1, sc*(n/2+1)+o2); - } else { - if (o1 == o2) { - switch(n) { - case 4: bitReversal4s (s,sc,o1,o2); return; - case 8: bitReversal8s (s,sc,o1,o2); return; - case 16: bitReversal16s(s,sc,o1,o2); return; - case 32: bitReversal32s(s,sc,o1,o2); return; - } - } else { - switch(n) { - case 8: bitReversal8d (s,sc,o1,o2); return; - case 16: bitReversal16d(s,sc,o1,o2); return; - case 32: bitReversal32d(s,sc,o1,o2); return; - } - } - } -} - -// - -static int bitR(int a, int logN) { - int ret = 0; - int i,j,k; - for(i=0,j=1,k=1<<(logN-1);i<logN;i++,j=j<<1,k=k>>1) { - if ((a & j) != 0) ret |= k; - } - return ret; -} - -static void bitReversalCobraInplace(DFTUndiff *p) { - SIMDBase_VECT *s = p->s; - int cobraQ = p->cobraQ; - SIMDBase_VECT *cobraT = p->cobraT; - int *cobraR = p->cobraR; - int logN = p->log2len; - - int b; - - for(b=0;b<(1 << (logN-2*cobraQ));b++) { - int a,c; - int b2 = bitR(b, logN-2*cobraQ); - - if (b2 < b) continue; - - if (b2 == b) { - for(a=0;a<(1 << cobraQ);a++) { - int abc = ((a << (logN-2*cobraQ)) | b) << (cobraQ + 1); - - int a2c = (cobraR[a] << cobraQ) << 1, a2cm = a2c+(1 << cobraQ)*2; - - while(a2c < a2cm) { - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - } - } - - for(c=0;c<(1 << cobraQ);c++) { - int c2 = cobraR[c]; - int c2b2a2 = ((c2 << (logN-2*cobraQ)) | b2) << (cobraQ+1); - - int a2c = c << 1; - int a2ci = 1 << (cobraQ+1); - int c2b2a2m = c2b2a2 + (1 << cobraQ)*2; - - while(c2b2a2 < c2b2a2m) { - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); a2c += a2ci; - } - } - } else { - for(a=0;a<(1 << cobraQ);a++) { - int a2c = (cobraR[a] << cobraQ) << 1, a2cm = a2c+(1 << cobraQ)*2; - int abc = ((a << (logN-2*cobraQ)) | b) << (cobraQ + 1); - - while(a2c < a2cm) { - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); SIMDBase_STOR(&cobraT[a2c++], SIMDBase_LOAD(&s[abc++])); - } - } - - for(c=0;c<(1 << cobraQ);c++) { - int c2 = cobraR[c]; - int c2b2a2 = ((c2 << (logN-2*cobraQ)) | b2) << (cobraQ+1); - - int a2c = c << 1; - int a2ci = 1 << (cobraQ+1); - int c2b2a2m = c2b2a2 + (1 << cobraQ)*2; - - while(c2b2a2 < c2b2a2m) { - SIMDBase_VECT t0, t1, t2, t3, t4, t5, t6, t7; - - t0 = SIMDBase_LOAD(&s[c2b2a2+0]); t1 = SIMDBase_LOAD(&s[c2b2a2+1]); - t2 = SIMDBase_LOAD(&s[c2b2a2+2]); t3 = SIMDBase_LOAD(&s[c2b2a2+3]); - t4 = SIMDBase_LOAD(&s[c2b2a2+4]); t5 = SIMDBase_LOAD(&s[c2b2a2+5]); - t6 = SIMDBase_LOAD(&s[c2b2a2+6]); t7 = SIMDBase_LOAD(&s[c2b2a2+7]); - - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t0); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t1); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t2); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t3); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t4); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t5); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t6); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t7); a2c += a2ci; - - t0 = SIMDBase_LOAD(&s[c2b2a2+0]); t1 = SIMDBase_LOAD(&s[c2b2a2+1]); - t2 = SIMDBase_LOAD(&s[c2b2a2+2]); t3 = SIMDBase_LOAD(&s[c2b2a2+3]); - t4 = SIMDBase_LOAD(&s[c2b2a2+4]); t5 = SIMDBase_LOAD(&s[c2b2a2+5]); - t6 = SIMDBase_LOAD(&s[c2b2a2+6]); t7 = SIMDBase_LOAD(&s[c2b2a2+7]); - - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t0); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t1); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t2); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t3); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t4); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t5); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t6); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t7); a2c += a2ci; - - t0 = SIMDBase_LOAD(&s[c2b2a2+0]); t1 = SIMDBase_LOAD(&s[c2b2a2+1]); - t2 = SIMDBase_LOAD(&s[c2b2a2+2]); t3 = SIMDBase_LOAD(&s[c2b2a2+3]); - t4 = SIMDBase_LOAD(&s[c2b2a2+4]); t5 = SIMDBase_LOAD(&s[c2b2a2+5]); - t6 = SIMDBase_LOAD(&s[c2b2a2+6]); t7 = SIMDBase_LOAD(&s[c2b2a2+7]); - - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t0); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t1); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t2); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t3); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t4); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t5); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t6); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t7); a2c += a2ci; - - t0 = SIMDBase_LOAD(&s[c2b2a2+0]); t1 = SIMDBase_LOAD(&s[c2b2a2+1]); - t2 = SIMDBase_LOAD(&s[c2b2a2+2]); t3 = SIMDBase_LOAD(&s[c2b2a2+3]); - t4 = SIMDBase_LOAD(&s[c2b2a2+4]); t5 = SIMDBase_LOAD(&s[c2b2a2+5]); - t6 = SIMDBase_LOAD(&s[c2b2a2+6]); t7 = SIMDBase_LOAD(&s[c2b2a2+7]); - - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t0); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t1); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t2); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t3); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t4); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t5); a2c += a2ci; - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c ])); SIMDBase_STOR(&cobraT[a2c ], t6); - SIMDBase_STOR(&s[c2b2a2++], SIMDBase_LOAD(&cobraT[a2c+1])); SIMDBase_STOR(&cobraT[a2c+1], t7); a2c += a2ci; - } - } - - for(a=0;a<(1 << cobraQ);a++) { - int a2c = (cobraR[a] << cobraQ) << 1, a2cm = a2c+(1 << cobraQ)*2; - int abc = ((a << (logN-2*cobraQ)) | b) << (cobraQ + 1); - - while(a2c < a2cm) { - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); SIMDBase_STOR(&s[abc++], SIMDBase_LOAD(&cobraT[a2c++])); - } - } - } - } -} - -// - -static void srForwardMain2(DFTUndiff *p) { - int32_t o = p->offset1; - int32_t butlen = p->butlen; - int32_t log2butlen = p->log2butlen; - - if (butlen >= p->radix2thres) { - p->stride = p->butlen/2; - r2ButForwardSub(p); - - p->offset1 = o + butlen*4/4; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srForwardMain2(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srForwardMain2(p); - - return; - } - - if (butlen >= 256) { - p->stride = p->butlen/2; - srButForwardSubUnrolled(p); - - p->offset1 = o + butlen*6/4; - p->butlen = butlen/4; - p->log2butlen = log2butlen-2; - srForwardMain2(p); - - p->offset1 = o + butlen*4/4; - p->butlen = butlen/4; - p->log2butlen = log2butlen-2; - srForwardMain2(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srForwardMain2(p); - - return; - } - - if (butlen == 128) { - p->stride = p->butlen/2; - srButForwardSubUnrolled(p); - - p->offset1 = o + butlen*6/4; - srButForward32(p); - - p->offset1 = o + butlen*4/4; - srButForward32(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srForwardMain2 (p); - - return; - } - - // butlen == 64 - - p->stride = p->butlen/2; - srButForwardSubUnrolled(p); - - p->offset1 = o + butlen*6/4; - srButForward16(p); - - p->offset1 = o + butlen*4/4; - srButForward16(p); - - p->offset1 = o; - srButForward32(p); -} - -static void srBackwardMain2(DFTUndiff *p) { - int32_t o = p->offset1; - int32_t butlen = p->butlen; - int32_t log2butlen = p->log2butlen; - - if (butlen >= p->radix2thres) { - p->offset1 = o + butlen*4/4; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srBackwardMain2(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srBackwardMain2(p); - - p->butlen = butlen; - p->stride = p->butlen/2; - p->log2butlen = log2butlen; - r2ButBackwardSub(p); - - return; - } - - if (butlen >= 256) { - p->offset1 = o + butlen*6/4; - p->butlen = butlen/4; - p->log2butlen = log2butlen-2; - srBackwardMain2(p); - - p->offset1 = o + butlen*4/4; - p->butlen = butlen/4; - p->log2butlen = log2butlen-2; - srBackwardMain2(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srBackwardMain2(p); - - p->butlen = butlen; - p->stride = p->butlen/2; - p->log2butlen = log2butlen; - srButBackwardSubUnrolled(p); - - return; - } - - if (butlen == 128) { - p->offset1 = o + butlen*6/4; - srButBackward32(p); - - p->offset1 = o + butlen*4/4; - srButBackward32(p); - - p->offset1 = o; - p->butlen = butlen/2; - p->log2butlen = log2butlen-1; - srBackwardMain2 (p); - - p->butlen = butlen; - p->stride = p->butlen/2; - p->log2butlen = log2butlen; - srButBackwardSubUnrolled(p); - - return; - } - - // butlen == 64 - - p->offset1 = o + butlen*6/4; - srButBackward16(p); - - p->offset1 = o + butlen*4/4; - srButBackward16(p); - - p->offset1 = o; - srButBackward32(p); - - p->butlen = butlen; - p->stride = p->butlen/2; - p->log2butlen = log2butlen; - srButBackwardSubUnrolled(p); -} - -static void srForwardMain(DFTUndiff *p) { - if (p->length >= 64) { - p->butlen = p->length; - p->log2butlen = p->log2len; - p->offset1 = p->offset2 = 0; - - srForwardMain2(p); - } else { - switch(p->length) { - case 32: - srButForward32(p); - break; - case 16: - srButForward16(p); - break; - case 8: - srButForward8(p); - break; - case 4: - srButForward4(p); - break; - case 2: - srBut2(p); - break; - } - } -} - -static void srBackwardMain(DFTUndiff *p) { - if (p->length >= 64) { - p->butlen = p->length; - p->log2butlen = p->log2len; - p->offset1 = p->offset2 = 0; - - srBackwardMain2(p); - } else { - switch(p->length) { - case 32: - srButBackward32(p); - break; - case 16: - srButBackward16(p); - break; - case 8: - srButBackward8(p); - break; - case 4: - srButBackward4(p); - break; - case 2: - srBut2(p); - break; - } - } -} - -static void realSub0(DFTUndiff *p, SIMDBase_VECT *s, int32_t ts) { - SIMDBase_VECT tr, ti, ur, ui, mr, mi; - int32_t n = p->length*2; - int32_t k; - - for(k=1;k<n/4;k++) { - SIMDBase_VECT s00 = SIMDBase_LOAD(&s[k*2+0]), s01 = SIMDBase_LOAD(&s[k*2+1]); - SIMDBase_VECT s10 = SIMDBase_LOAD(&s[(n/2-k)*2+0]), s11 = SIMDBase_LOAD(&s[(n/2-k)*2+1]); - - tr = SIMDBase_SUBi(s00, s10); ti = SIMDBase_ADDi(s01, s11); - ur = SIMDBase_LOAD1(&(p->rtTable[ts][k*2+0])); - ui = SIMDBase_LOAD1(&(p->rtTable[ts][k*2+1])); - mr = SIMDBase_SUBi(SIMDBase_MULi(tr, ur), SIMDBase_MULi(ti, ui)); - mi = SIMDBase_ADDi(SIMDBase_MULi(tr, ui), SIMDBase_MULi(ti, ur)); - SIMDBase_STOR(&s[k*2+0], SIMDBase_SUBi(s00, mr)); - SIMDBase_STOR(&s[k*2+1], SIMDBase_SUBi(s01, mi)); - SIMDBase_STOR(&s[(n/2-k)*2+0], SIMDBase_ADDi(s10, mr)); - SIMDBase_STOR(&s[(n/2-k)*2+1], SIMDBase_SUBi(s11, mi)); - } - - tr = SIMDBase_LOAD(&s[0]); ti = SIMDBase_LOAD(&s[1]); - SIMDBase_STOR(&s[0], SIMDBase_ADDi(tr, ti)); - SIMDBase_STOR(&s[1], SIMDBase_SUBi(tr, ti)); -} - -static void realSub1(DFTUndiff *p, SIMDBase_VECT *s, int32_t ts) { - SIMDBase_VECT tr, ti, ur, ui, mr, mi; - int32_t n = p->length*2; - int32_t k; - - tr = SIMDBase_LOAD(&s[0]); ti = SIMDBase_LOAD(&s[1]); - SIMDBase_STOR(&s[0], SIMDBase_MULi(SIMDBase_ADDi(tr, ti), SIMDBase_SET1(0.5))); - SIMDBase_STOR(&s[1], SIMDBase_MULi(SIMDBase_SUBi(tr, ti), SIMDBase_SET1(0.5))); - - for(k=1;k<n/4;k++) { - SIMDBase_VECT s00 = SIMDBase_LOAD(&s[k*2+0]), s01 = SIMDBase_LOAD(&s[k*2+1]); - SIMDBase_VECT s10 = SIMDBase_LOAD(&s[(n/2-k)*2+0]), s11 = SIMDBase_LOAD(&s[(n/2-k)*2+1]); - - tr = SIMDBase_SUBi(s00, s10); ti = SIMDBase_ADDi(s01, s11); - ur = SIMDBase_LOAD1(&(p->rtTable[ts][k*2+0])); - ui = SIMDBase_LOAD1(&(p->rtTable[ts][k*2+1])); - mr = SIMDBase_SUBi(SIMDBase_MULi(tr, ur), SIMDBase_MULi(ti, ui)); - mi = SIMDBase_ADDi(SIMDBase_MULi(tr, ui), SIMDBase_MULi(ti, ur)); - tr = SIMDBase_SUBi(s00, mr); ti = SIMDBase_SUBi(mi, s01); - SIMDBase_STOR(&s[k*2+0], SIMDBase_ADDi(mr, s10)); - SIMDBase_STOR(&s[k*2+1], SIMDBase_SUBi(mi, s11)); - SIMDBase_STOR(&s[(n/2-k)*2+0], tr); - SIMDBase_STOR(&s[(n/2-k)*2+1], ti); - } -} - -void DFTUndiff_EXECUTE(void *p2, void *s2, int32_t dir) { - DFTUndiff *p = (DFTUndiff *)p2; - SIMDBase_VECT *s = (SIMDBase_VECT *)s2; - - if (p->magic != MAGIC_DFT) abort(); - - p->s = s; - - if (dir == -1) { - if ((p->flags & DFT_FLAG_ALT_REAL) != 0) { - realSub1(p, s, 0); - } - - srForwardMain(p); - - if ((p->flags & DFT_FLAG_NO_BITREVERSAL) == 0) { - if (p->useCobra) { - bitReversalCobraInplace(p); - } else { - bitReversalRecursive(p->s, p->length, 1, 0, 0); - } - } - - if ((p->flags & DFT_FLAG_REAL) != 0) { - realSub0(p, s, 0); - s[p->length+1] = SIMDBase_NEGi(s[p->length+1]); - } - } else { - if ((p->flags & DFT_FLAG_REAL) != 0) { - s[p->length+1] = SIMDBase_NEGi(s[p->length+1]); - realSub1(p, s, 1); - } - - if ((p->flags & DFT_FLAG_NO_BITREVERSAL) == 0) { - if (p->useCobra) { - bitReversalCobraInplace(p); - } else { - bitReversalRecursive(p->s, p->length, 1, 0, 0); - } - } - - srBackwardMain(p); - - if ((p->flags & DFT_FLAG_ALT_REAL) != 0) { - realSub0(p, s, 1); - } - } -} - -void DFTUndiff_DESTROYPLAN(void *p2) { - DFTUndiff *plan = (DFTUndiff *)p2; - if (plan->magic != MAGIC_DFT) abort(); - - free(*(plan->ptTable)); - free(plan->ptTable); - free(plan->cobraT); - free(plan->cobraR); - //free(plan->t); - if (plan->rtTable != NULL) { - free(plan->rtTable[0]); - free(plan->rtTable[1]); - free(plan->rtTable); - } - - plan->magic = 0; - free(plan); -} - -DFTUndiff *DFTUndiff_MAKEPLANSUB(uint64_t n, int32_t radix2thres, int32_t useCobra, uint64_t flags) { - int32_t i, j, k; - - uint32_t linesize = SIMDBase_sizeOfCachelineInByte(); - uint32_t cachesize = SIMDBase_sizeOfDataCacheInByte(); - - // - - if ((flags & DFT_FLAG_REAL) != 0 || (flags & DFT_FLAG_ALT_REAL) != 0) n /= 2; - - DFTUndiff *d = calloc(1, sizeof(DFTUndiff)); - - d->magic = MAGIC_DFT; - d->mode = SIMDBase_MODE; - d->flags = flags; - - d->radix2thres = radix2thres; - d->useCobra = useCobra; - - d->length = (uint32_t) n; - d->log2len = DFT_ilog2((uint32_t) n); - - // - - SIMDBase_REAL *trigTable = SIMDBase_alignedMalloc(sizeof(SIMDBase_REAL)*n*2); - d->ptTable = malloc(sizeof(SIMDBase_REAL *) * (d->log2len+1)); - - SIMDBase_REAL *p = trigTable, **pp = d->ptTable; - - for(j=0;j<(int32_t)d->log2len+1;j++) { - *pp++ = p; - - if ((1 << j) >= d->radix2thres) { - for(i=0;i<(1 << j)/4+1;i++) { - *p++ = (SIMDBase_REAL)COS(-2*M_PIl*i/(1 << j)); - } - const int32_t step = linesize / sizeof(SIMDBase_REAL); - p += (step - (p - trigTable) % step) % step; - } else { - for(i=0;i<(1 << j)/4;i++) { - *p++ = (SIMDBase_REAL)COS(-2*M_PIl*i/(1 << j)); - *p++ = (SIMDBase_REAL)SIN(-2*M_PIl*i/(1 << j)); - *p++ = (SIMDBase_REAL)COS(-6*M_PIl*i/(1 << j)); - *p++ = (SIMDBase_REAL)SIN(-6*M_PIl*i/(1 << j)); - } - } - } - - // - - int32_t cobraQ; - - cobraQ = linesize / (sizeof(SIMDBase_VECT) * 2); - - for(;;) { - if (1 << (cobraQ*2) > - (cachesize / (sizeof(SIMDBase_VECT) * 2)/2)) - break; - - cobraQ++; - } - cobraQ--; - - d->cobraQ = cobraQ; - - if (cobraQ >= 4 && d->log2len >= 2*cobraQ) { - SIMDBase_VECT *cobraT; - int32_t *cobraR; - - if (d->log2len <= 2*cobraQ) cobraQ = d->log2len / 2; - - cobraT = SIMDBase_alignedMalloc(sizeof(SIMDBase_VECT)*2 * (1 << (cobraQ*2))); - cobraR = (int32_t *)SIMDBase_alignedMalloc(sizeof(int32_t) * (1 << cobraQ)); - - for(i=0;i<(1 << cobraQ);i++) cobraR[i] = bitR(i, cobraQ); - - d->cobraT = cobraT; d->cobraR = cobraR; - } else { - d->useCobra = 0; - } - - // - - if ((d->flags & DFT_FLAG_REAL) != 0 || (d->flags & DFT_FLAG_ALT_REAL) != 0) { - int32_t m = n*2; - - d->rtTable = malloc(sizeof(SIMDBase_REAL *)*2); - d->rtTable[0] = SIMDBase_alignedMalloc(sizeof(SIMDBase_REAL)*m/2); - d->rtTable[1] = SIMDBase_alignedMalloc(sizeof(SIMDBase_REAL)*m/2); - - for(k=0;k<m/4;k++) { - d->rtTable[0][k*2+0] = 0.5-0.5*SIN(-2*M_PIl*k/m); - d->rtTable[0][k*2+1] = 0.5*COS(-2*M_PIl*k/m); - d->rtTable[1][k*2+0] = 0.5-0.5*SIN( 2*M_PIl*k/m); - d->rtTable[1][k*2+1] = 0.5*COS( 2*M_PIl*k/m); - } - } - - // - - return (void *)d; -} - -void *DFTUndiff_MAKEPLAN(uint64_t n, uint64_t flags) { - if (flags & DFT_FLAG_VERBOSE) { - printf("\n--------------------------------\n"); - printf("Making plan, mode = %s, dft length = %d\n", SIMDBase_NAME, (int)n); - printf("Processor : %s\n", SIMDBase_getProcessorNameString()); - printf("Cache size (L2 + L3) : %d kbytes / thread\n", SIMDBase_sizeOfDataCacheInByte() / 1024); - printf("Cache Line Size : %d bytes\n", SIMDBase_sizeOfCachelineInByte()); - } - - if (n <= 256 || (flags & 3) == 0) { - return DFTUndiff_MAKEPLANSUB(n, n*2, (flags & DFT_FLAG_FORCE_COBRA) != 0, flags); - } - - SIMDBase_REAL *s1 = SIMDBase_alignedMalloc(sizeof(SIMDBase_VECT)*n*2); - - int32_t i, j, ts, tsbest, useCobra = 0; - double tick, tickmin; - - if (flags & DFT_FLAG_VERBOSE) { - printf("\nWarming up before calibration ..."); - fflush(stdout); - } - - // warming up - tick = DFT_timeofday(); - while(DFT_timeofday() - tick < 0.5) - ; - - if (flags & DFT_FLAG_VERBOSE) { - printf(" done\n"); - } - - int32_t ntimes = 20000000.0 / n / DFT_ilog2(n); - if (ntimes == 0) ntimes = 1; - - if (flags & DFT_FLAG_VERBOSE) { - printf("nTimes = %d\n", ntimes); - } - - // - - DFTUndiff *plan = DFTUndiff_MAKEPLANSUB(n, n*2, 0, flags); - - for(i=0;i<n*2*SIMDBase_VECTLEN;i++) { - s1[i] = 0; - } - - plan->s = (SIMDBase_VECT *)s1; - - if (plan->cobraT != NULL) { - double tcobra = 0, trecur = 0; - - if (flags & DFT_FLAG_VERBOSE) { - printf("\nChecking which bit-reversal method is faster\n"); - } - - // - - bitReversalCobraInplace(plan); - - tick = DFT_timeofday(); - - for(j=0;j<ntimes*4;j++) { - bitReversalCobraInplace(plan); - } - - tcobra += DFT_timeofday() - tick; - - // - - bitReversalRecursive(plan->s, plan->length, 1, 0, 0); - - tick = DFT_timeofday(); - - for(j=0;j<ntimes*4;j++) { - bitReversalRecursive(plan->s, plan->length, 1, 0, 0); - } - - trecur += DFT_timeofday() - tick; - - // - - bitReversalCobraInplace(plan); - - tick = DFT_timeofday(); - - for(j=0;j<ntimes*4;j++) { - bitReversalCobraInplace(plan); - } - - tcobra += DFT_timeofday() - tick; - - // - - bitReversalRecursive(plan->s, plan->length, 1, 0, 0); - - tick = DFT_timeofday(); - - for(j=0;j<ntimes*4;j++) { - bitReversalRecursive(plan->s, plan->length, 1, 0, 0); - } - - trecur += DFT_timeofday() - tick; - - // - - useCobra = tcobra < trecur; - - if ((flags & DFT_FLAG_FORCE_RECURSIVE) != 0) useCobra = 0; - if ((flags & DFT_FLAG_FORCE_COBRA) != 0) useCobra = 1; - - if (flags & DFT_FLAG_VERBOSE) { - printf("cobra : %g\n", tcobra); - printf("recur : %g\n", trecur); - if (useCobra) { - printf("will use Cobra\n"); - } else { - printf("will use the recursive reverser\n"); - } - } - } - - DFTUndiff_DESTROYPLAN(plan); - - // - - if (flags & DFT_FLAG_VERBOSE) { - printf("\nDetermining radix 2 threshold\n"); - } - - plan = DFTUndiff_MAKEPLANSUB(n, n*2, useCobra, flags); - - for(j=0;j<ntimes;j++) { - DFTUndiff_EXECUTE(plan, s1, -1); - DFTUndiff_EXECUTE(plan, s1, 1); - } - - DFTUndiff_DESTROYPLAN(plan); - - tsbest = -1; - tickmin = 0; - - for(ts = 1024;ts <= n*2;ts *= 2) { - plan = DFTUndiff_MAKEPLANSUB(n, ts, useCobra, flags); - - tick = DFT_timeofday(); - - for(j=0;j<ntimes;j++) { - DFTUndiff_EXECUTE(plan, s1, -1); - DFTUndiff_EXECUTE(plan, s1, 1); - } - - tick = DFT_timeofday() - tick; - - DFTUndiff_DESTROYPLAN(plan); - - if (tickmin == 0) tickmin = tick; - - if (flags & DFT_FLAG_VERBOSE) { - printf("%d : %g\n",ts, (double)tick); - } - - if (tick < tickmin) { - tickmin = tick; - tsbest = ts; - } - } - - if (tsbest == -1) tsbest = n*2;; - - if (flags & DFT_FLAG_VERBOSE) { - //printf("forcing tsbest = 1024\n"); - //tsbest = 1024; - printf("radix 2 threshold : %d\n\n", tsbest); - - double t = tickmin / ntimes / 2; - double nf = 5 * n * log(n) / log(2) / (t * 1000000); - - printf("nFlops = %d x %g\n", SIMDBase_VECTLEN, nf); - } - - plan = DFTUndiff_MAKEPLANSUB(n, tsbest, useCobra, flags); - - if (flags & DFT_FLAG_VERBOSE) { - printf("\nDone making plan\n--------------------------------\n"); - } - - return plan; -} diff --git a/plugins/supereq/nsfft-1.00/dft/DFTUndiff.h b/plugins/supereq/nsfft-1.00/dft/DFTUndiff.h deleted file mode 100644 index d26b0d9b..00000000 --- a/plugins/supereq/nsfft-1.00/dft/DFTUndiff.h +++ /dev/null @@ -1,114 +0,0 @@ -#ifndef __DFTIMPL_H__ -#define __DFTIMPL_H__ - -#include "SIMDBaseUndiff.h" - -#define MAGIC_DFT 0x18839f6d82bb02b6ULL - -typedef struct { - uint64_t magic; - - SIMDBase_VECT *s; - uint32_t offset1, offset2; - uint32_t butlen, log2butlen; - uint32_t stride; - - SIMDBase_REAL **ptTable; - uint32_t length, log2len; - - int32_t radix2thres, flagTrans, useCobra; - - int32_t cobraQ; - SIMDBase_VECT *cobraT; - int32_t *cobraR; - - SIMDBase_REAL **rtTable; - - uint64_t flags; - int32_t mode; -} DFTUndiff; - -#if defined(ENABLE_PUREC_FLOAT) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_purec_float -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_purec_float -#define DFTUndiff_EXECUTE execute_purec_float -#define DFTUndiff_MAKEPLAN makePlan_purec_float -#define DFTUndiff_MAKEPLANSUB makePlanSub_purec_float -#define DFTUndiff_DESTROYPLAN destroyPlan_purec_float - -#elif defined(ENABLE_PUREC_DOUBLE) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_purec_double -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_purec_double -#define DFTUndiff_EXECUTE execute_purec_double -#define DFTUndiff_MAKEPLAN makePlan_purec_double -#define DFTUndiff_MAKEPLANSUB makePlanSub_purec_double -#define DFTUndiff_DESTROYPLAN destroyPlan_purec_double - -#elif defined(ENABLE_PUREC_LONGDOUBLE) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_purec_longdouble -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_purec_longdouble -#define DFTUndiff_EXECUTE execute_purec_longdouble -#define DFTUndiff_MAKEPLAN makePlan_purec_longdouble -#define DFTUndiff_MAKEPLANSUB makePlanSub_purec_longdouble -#define DFTUndiff_DESTROYPLAN destroyPlan_purec_longdouble - -#elif defined(ENABLE_SSE_FLOAT) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_sse_float -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_sse_float -#define DFTUndiff_EXECUTE execute_sse_float -#define DFTUndiff_MAKEPLAN makePlan_sse_float -#define DFTUndiff_MAKEPLANSUB makePlanSub_sse_float -#define DFTUndiff_DESTROYPLAN destroyPlan_sse_float - -#elif defined(ENABLE_SSE2_DOUBLE) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_sse2_double -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_sse2_double -#define DFTUndiff_EXECUTE execute_sse2_double -#define DFTUndiff_MAKEPLAN makePlan_sse2_double -#define DFTUndiff_MAKEPLANSUB makePlanSub_sse2_double -#define DFTUndiff_DESTROYPLAN destroyPlan_sse2_double - -#elif defined(ENABLE_NEON_FLOAT) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_neon_float -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_neon_float -#define DFTUndiff_EXECUTE execute_neon_float -#define DFTUndiff_MAKEPLAN makePlan_neon_float -#define DFTUndiff_MAKEPLANSUB makePlanSub_neon_float -#define DFTUndiff_DESTROYPLAN destroyPlan_neon_float - -#elif defined(ENABLE_AVX_FLOAT) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_avx_float -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_avx_float -#define DFTUndiff_EXECUTE execute_avx_float -#define DFTUndiff_MAKEPLAN makePlan_avx_float -#define DFTUndiff_MAKEPLANSUB makePlanSub_avx_float -#define DFTUndiff_DESTROYPLAN destroyPlan_avx_float - -#elif defined(ENABLE_AVX_DOUBLE) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_avx_double -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_avx_double -#define DFTUndiff_EXECUTE execute_avx_double -#define DFTUndiff_MAKEPLAN makePlan_avx_double -#define DFTUndiff_MAKEPLANSUB makePlanSub_avx_double -#define DFTUndiff_DESTROYPLAN destroyPlan_avx_double - -#elif defined(ENABLE_ALTIVEC_FLOAT) //////////////////////////////////////////// - -#define DFTUndiff_GETMODEPARAMINT getModeParamInt_altivec_float -#define DFTUndiff_GETMODEPARAMSTRING getModeParamString_altivec_float -#define DFTUndiff_EXECUTE execute_altivec_float -#define DFTUndiff_MAKEPLAN makePlan_altivec_float -#define DFTUndiff_MAKEPLANSUB makePlanSub_altivec_float -#define DFTUndiff_DESTROYPLAN destroyPlan_altivec_float - -#endif //////////////////////////////////////////////////////////////////// - -#endif diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile b/plugins/supereq/nsfft-1.00/dft/Makefile deleted file mode 120000 index fc484116..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile +++ /dev/null @@ -1 +0,0 @@ -Makefile.x86
\ No newline at end of file diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile.altivec b/plugins/supereq/nsfft-1.00/dft/Makefile.altivec deleted file mode 100644 index fe7fc993..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile.altivec +++ /dev/null @@ -1,26 +0,0 @@ -CC=gcc -BASEOPT=-Wall -I ../simd -maltivec -mabi=altivec -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -DFTaltivecfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_ALTIVEC_FLOAT DFTUndiff.c -c -o DFTaltivecfloat.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_ALTIVEC_FLOAT DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTaltivecfloat.o DFT.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTaltivecfloat.o DFT.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile.neon b/plugins/supereq/nsfft-1.00/dft/Makefile.neon deleted file mode 100644 index 111a04ae..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile.neon +++ /dev/null @@ -1,26 +0,0 @@ -CC=gcc -BASEOPT=-Wall -I ../simd -mfloat-abi=softfp -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -DFTneonfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h - $(CC) $(OPT) -mfpu=neon -DENABLE_NEON_FLOAT DFTUndiff.c -c -o DFTneonfloat.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_NEON_FLOAT DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTneonfloat.o DFT.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTneonfloat.o DFT.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile.purec b/plugins/supereq/nsfft-1.00/dft/Makefile.purec deleted file mode 100644 index 2c8b04f1..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile.purec +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBaseUndiff_purecdouble.o : SIMDBaseUndiff.c DFT.h SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecdouble.o - -SIMDBaseUndiff_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_pureclongdouble.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE SIMDBase.c -c -o SIMDBase.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFT.o SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFT.o SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile.x86 b/plugins/supereq/nsfft-1.00/dft/Makefile.x86 deleted file mode 100644 index 6ecbacec..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile.x86 +++ /dev/null @@ -1,29 +0,0 @@ -CC=gcc -BASEOPT=-Wall -I ../simd -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -DFTssefloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -msse -DENABLE_SSE_FLOAT DFTUndiff.c -c -o DFTssefloat.o - -DFTsse2double.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -msse2 -DENABLE_SSE2_DOUBLE DFTUndiff.c -c -o DFTsse2double.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_SSE_FLOAT -DENABLE_SSE2_DOUBLE DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTssefloat.o DFTsse2double.o DFT.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTssefloat.o DFTsse2double.o DFT.o - -clean : - rm -f *~ *.o *.s *.a a.out diff --git a/plugins/supereq/nsfft-1.00/dft/Makefile.x86avx b/plugins/supereq/nsfft-1.00/dft/Makefile.x86avx deleted file mode 100644 index b38909cb..00000000 --- a/plugins/supereq/nsfft-1.00/dft/Makefile.x86avx +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -I ../simd -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -DFTssefloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -msse -DENABLE_SSE_FLOAT DFTUndiff.c -c -o DFTssefloat.o - -DFTsse2double.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -msse2 -DENABLE_SSE2_DOUBLE DFTUndiff.c -c -o DFTsse2double.o - -DFTavxfloat.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_FLOAT DFTUndiff.c -c -o DFTavxfloat.o - -DFTavxdouble.o : DFTUndiff.c DFT.h ../simd/SIMDBase.h ../simd/SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_DOUBLE DFTUndiff.c -c -o DFTavxdouble.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_SSE_FLOAT -DENABLE_SSE2_DOUBLE -DENABLE_AVX_FLOAT -DENABLE_AVX_DOUBLE DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTssefloat.o DFTsse2double.o DFTavxfloat.o DFTavxdouble.o DFT.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFTssefloat.o DFTsse2double.o DFTavxfloat.o DFTavxdouble.o DFT.o - -clean : - rm -f *~ *.o *.s *.a a.out diff --git a/plugins/supereq/nsfft-1.00/dfttest/DFTExample.c b/plugins/supereq/nsfft-1.00/dfttest/DFTExample.c deleted file mode 100644 index 78ff14dc..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/DFTExample.c +++ /dev/null @@ -1,88 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <complex.h> - -#include "SIMDBase.h" -#include "DFT.h" - -typedef float REAL; -#define TYPE SIMDBase_TYPE_FLOAT - -#define THRES 1e-3 - -double complex omega(double n, double kn) { - return cexp((-2 * M_PI * _Complex_I / n) * kn); -} - -void forward(double complex *ts, double complex *fs, int len) { - int k, n; - - for(k=0;k<len;k++) { - fs[k] = 0; - - for(n=0;n<len;n++) { - fs[k] += ts[n] * omega(len, n*k); - } - } -} - -int main(int argc, char **argv) { - const int n = 256; - - int mode = SIMDBase_chooseBestMode(TYPE); - printf("mode : %d, %s\n", mode, SIMDBase_getModeParamString(SIMDBase_PARAMID_MODE_NAME, mode)); - - int veclen = SIMDBase_getModeParamInt(SIMDBase_PARAMID_VECTOR_LEN, mode); - int sizeOfVect = SIMDBase_getModeParamInt(SIMDBase_PARAMID_SIZE_OF_VECT, mode); - - // - - int i, j; - - DFT *p = DFT_init(mode, n, 0); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - double complex ts[veclen][n], fs[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - ts[j][i] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - sx[(i*2+0)*veclen+j] = creal(ts[j][i]); - sx[(i*2+1)*veclen+j] = cimag(ts[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - forward(ts[j], fs[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if ((fabs(sx[(i*2+0)*veclen+j] - creal(fs[j][i])) > THRES) || - (fabs(sx[(i*2+1)*veclen+j] - cimag(fs[j][i])) > THRES)) { - success = 0; - } - } - } - - printf("%s\n", success ? "OK" : "NG"); - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - exit(0); -} diff --git a/plugins/supereq/nsfft-1.00/dfttest/DFTTestFFTW.c b/plugins/supereq/nsfft-1.00/dfttest/DFTTestFFTW.c deleted file mode 100644 index 42825ed9..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/DFTTestFFTW.c +++ /dev/null @@ -1,317 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <time.h> -#include <complex.h> - -#include <fftw3.h> - -#include "SIMDBase.h" -#include "DFT.h" - -#if 1 -typedef float REAL; -#define TYPE SIMDBase_TYPE_FLOAT -#else -typedef double REAL; -#define TYPE SIMDBase_TYPE_DOUBLE -#endif - -#define THRES 1e-3 - -// complex forward -int check_cf(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, 0); - fftw_plan w[n]; - - fftw_complex *in[sizeOfVect], *out[sizeOfVect]; - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - for(j=0;j<veclen;j++) { - in[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * n); - out[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * n); - w[j] = fftw_plan_dft_1d(n, in[j], out[j], FFTW_FORWARD, FFTW_ESTIMATE); - - for(i=0;i<n;i++) { - double re = random() / (double)RAND_MAX; - double im = random() / (double)RAND_MAX; - sx[(i*2+0)*veclen+j] = re; - sx[(i*2+1)*veclen+j] = im; - in[j][i] = re + im * _Complex_I; - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - fftw_execute(w[j]); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(sx[(i*2+0)*veclen+j] - creal(out[j][i])) > THRES) success = 0; - if (fabs(sx[(i*2+1)*veclen+j] - cimag(out[j][i])) > THRES) success = 0; - } - } - - // - - for(j=0;j<veclen;j++) { - fftw_destroy_plan(w[j]); - fftw_free(in[j]); - fftw_free(out[j]); - } - - SIMDBase_alignedFree(sx); - - DFT_dispose(p, mode); - - // - - return success; -} - -// complex backward -int check_cb(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, 0); - fftw_plan w[n]; - - fftw_complex *in[sizeOfVect], *out[sizeOfVect]; - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - for(j=0;j<veclen;j++) { - in[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * n); - out[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * n); - w[j] = fftw_plan_dft_1d(n, in[j], out[j], FFTW_BACKWARD, FFTW_ESTIMATE); - - for(i=0;i<n;i++) { - double re = random() / (double)RAND_MAX; - double im = random() / (double)RAND_MAX; - sx[(i*2+0)*veclen+j] = re; - sx[(i*2+1)*veclen+j] = im; - in[j][i] = re + im * _Complex_I; - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - fftw_execute(w[j]); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(sx[(i*2+0)*veclen+j] - creal(out[j][i])) > THRES) success = 0; - if (fabs(sx[(i*2+1)*veclen+j] - cimag(out[j][i])) > THRES) success = 0; - } - } - - // - - for(j=0;j<veclen;j++) { - fftw_destroy_plan(w[j]); - fftw_free(in[j]); - fftw_free(out[j]); - } - - SIMDBase_alignedFree(sx); - - DFT_dispose(p, mode); - - // - - return success; -} - -// real forward -int check_rf(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_REAL); - fftw_plan w[n]; - - double *in[sizeOfVect]; - fftw_complex *out[sizeOfVect]; - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - for(j=0;j<veclen;j++) { - in[j] = (double *) fftw_malloc(sizeof(double) * n); - out[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * (n/2+1)); - w[j] = fftw_plan_dft_r2c_1d(n, in[j], out[j], FFTW_ESTIMATE); - - for(i=0;i<n;i++) { - double re = random() / (double)RAND_MAX; - sx[i*veclen+j] = re; - in[j][i] = re; - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - fftw_execute(w[j]); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - if (fabs(sx[(i*2+0)*veclen+j] - creal(out[j][0])) > THRES) success = 0; - if (fabs(sx[(i*2+1)*veclen+j] - creal(out[j][n/2])) > THRES) success = 0; - } else { - if (fabs(sx[(i*2+0)*veclen+j] - creal(out[j][i])) > THRES) success = 0; - if (fabs(sx[(i*2+1)*veclen+j] - cimag(out[j][i])) > THRES) success = 0; - } - } - } - - // - - for(j=0;j<veclen;j++) { - fftw_destroy_plan(w[j]); - fftw_free(in[j]); - fftw_free(out[j]); - } - - SIMDBase_alignedFree(sx); - - DFT_dispose(p, mode); - - // - - return success; -} - -// real backward -int check_rb(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_REAL); - fftw_plan w[n]; - - fftw_complex *in[sizeOfVect]; - double *out[sizeOfVect]; - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - for(j=0;j<veclen;j++) { - in[j] = (fftw_complex*) fftw_malloc(sizeof(fftw_complex) * (n/2+1)); - out[j] = (double *) fftw_malloc(sizeof(double) * n); - w[j] = fftw_plan_dft_c2r_1d(n, in[j], out[j], FFTW_ESTIMATE); - - for(i=0;i<n/2;i++) { - if (i == 0) { - in[j][0 ] = (random() / (double)RAND_MAX); - in[j][n/2] = (random() / (double)RAND_MAX); - } else { - in[j][i ] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - } - } - - for(i=0;i<n/2;i++) { - if (i == 0) { - sx[(2*0+0) * veclen + j] = creal(in[j][0 ]); - sx[(2*0+1) * veclen + j] = creal(in[j][n/2]); - } else { - sx[(2*i+0) * veclen + j] = creal(in[j][i]); - sx[(2*i+1) * veclen + j] = cimag(in[j][i]); - } - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - fftw_execute(w[j]); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if ((fabs(sx[i * veclen + j]*2 - out[j][i]) > THRES)) { - success = 0; - } - } - } - - // - - for(j=0;j<veclen;j++) { - fftw_destroy_plan(w[j]); - fftw_free(in[j]); - fftw_free(out[j]); - } - - SIMDBase_alignedFree(sx); - - DFT_dispose(p, mode); - - // - - return success; -} - -int main(int argc, char **argv) { - if (argc != 2) { - fprintf(stderr, "%s <log2n>\n", argv[0]); - exit(-1); - } - - const int n = 1 << atoi(argv[1]); - - srandom(time(NULL)); - - // - - int mode = SIMDBase_chooseBestMode(TYPE); - - printf("mode : %d, %s\n", mode, SIMDBase_getModeParamString(SIMDBase_PARAMID_MODE_NAME, mode)); - - int veclen = SIMDBase_getModeParamInt(SIMDBase_PARAMID_VECTOR_LEN, mode); - int sizeOfVect = SIMDBase_getModeParamInt(SIMDBase_PARAMID_SIZE_OF_VECT, mode); - - printf("complex forward : %s\n", check_cf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("complex backward : %s\n", check_cb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real forward : %s\n", check_rf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real backward : %s\n", check_rb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - - exit(0); -} diff --git a/plugins/supereq/nsfft-1.00/dfttest/DFTTestNaive.c b/plugins/supereq/nsfft-1.00/dfttest/DFTTestNaive.c deleted file mode 100644 index 9d4bdaae..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/DFTTestNaive.c +++ /dev/null @@ -1,419 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <time.h> -#include <complex.h> - -#include "SIMDBase.h" -#include "DFT.h" - -#if 1 -typedef float REAL; -#define TYPE SIMDBase_TYPE_FLOAT -#else -typedef double REAL; -#define TYPE SIMDBase_TYPE_DOUBLE -#endif - -#define THRES 1e-3 - -double complex omega(double n, double kn) { - return cexp((-2 * M_PI * _Complex_I / n) * kn); -} - -void forward(double complex *ts, double complex *fs, int len) { - int k, n; - - for(k=0;k<len;k++) { - fs[k] = 0; - - for(n=0;n<len;n++) { - fs[k] += ts[n] * omega(len, n*k); - } - } -} - -void backward(double complex *fs, double complex *ts, int len) { - int k, n; - - for(k=0;k<len;k++) { - ts[k] = 0; - - for(n=0;n<len;n++) { - ts[k] += fs[n] * omega(-len, n*k); - } - } -} - -// complex forward -int check_cf(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, 0); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - double complex ts[veclen][n], fs[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - ts[j][i] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - sx[(i*2+0)*veclen+j] = creal(ts[j][i]); - sx[(i*2+1)*veclen+j] = cimag(ts[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - forward(ts[j], fs[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if ((fabs(sx[(i*2+0)*veclen+j] - creal(fs[j][i])) > THRES) || - (fabs(sx[(i*2+1)*veclen+j] - cimag(fs[j][i])) > THRES)) { - success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -// complex backward -int check_cb(int n, int mode, int veclen, int sizeOfVect) { - int i,j; - - DFT *p = DFT_init(mode, n, 0); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - double complex fs[veclen][n], ts[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - fs[j][i] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - - sx[(i*2+0)*veclen+j] = creal(fs[j][i]); - sx[(i*2+1)*veclen+j] = cimag(fs[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - backward(fs[j], ts[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if ((fabs(sx[(i*2+0)*veclen+j] - creal(ts[j][i])) > THRES) || - (fabs(sx[(i*2+1)*veclen+j] - cimag(ts[j][i])) > THRES)) { - success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -// real forward -int check_rf(int n, int mode, int veclen, int sizeOfVect) { - int i,j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_REAL); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - - // - - double complex ts[veclen][n], fs[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - ts[j][i] = (random() / (double)RAND_MAX); - sx[i*veclen+j] = creal(ts[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - forward(ts[j], fs[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - if (fabs(sx[(2*0+0) * veclen + j] - creal(fs[j][0 ])) > THRES) success = 0; - if (fabs(sx[(2*0+1) * veclen + j] - creal(fs[j][n/2])) > THRES) success = 0; - } else { - if (fabs(sx[(2*i+0) * veclen + j] - creal(fs[j][i])) > THRES) success = 0; - if (fabs(sx[(2*i+1) * veclen + j] - cimag(fs[j][i])) > THRES) success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -// real backward -int check_rb(int n, int mode, int veclen, int sizeOfVect) { - int i,j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_REAL); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - - // - - double complex fs[veclen][n], ts[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - fs[j][0 ] = (random() / (double)RAND_MAX); - fs[j][n/2] = (random() / (double)RAND_MAX); - } else { - fs[j][i ] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - fs[j][n-i] = conj(fs[j][i]); - } - } - } - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - sx[(2*0+0) * veclen + j] = creal(fs[j][0 ]); - sx[(2*0+1) * veclen + j] = creal(fs[j][n/2]); - } else { - sx[(2*i+0) * veclen + j] = creal(fs[j][i]); - sx[(2*i+1) * veclen + j] = cimag(fs[j][i]); - } - } - } - - // - - for(j=0;j<veclen;j++) { - backward(fs[j], ts[j], n); - } - - DFT_execute(p, mode, sx, 1); - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(cimag(ts[j][i])) > THRES) { - success = 0; - } - - if ((fabs(sx[i * veclen + j]*2 - creal(ts[j][i])) > THRES)) { - success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -// alt real forward -int check_arf(int n, int mode, int veclen, int sizeOfVect) { - int i,j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_ALT_REAL); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - - // - - double complex ts[veclen][n], fs[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - ts[j][i] = (random() / (double)RAND_MAX); - sx[i*veclen+j] = creal(ts[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - backward(ts[j], fs[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - if (fabs(sx[(2*0+0) * veclen + j] - creal(fs[j][0 ])) > THRES) success = 0; - if (fabs(sx[(2*0+1) * veclen + j] - creal(fs[j][n/2])) > THRES) success = 0; - } else { - if (fabs(sx[(2*i+0) * veclen + j] - creal(fs[j][i])) > THRES) success = 0; - if (fabs(sx[(2*i+1) * veclen + j] - cimag(fs[j][i])) > THRES) success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -// alt real backward -int check_arb(int n, int mode, int veclen, int sizeOfVect) { - int i,j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_ALT_REAL); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - - // - - double complex fs[veclen][n], ts[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - fs[j][0 ] = (random() / (double)RAND_MAX); - fs[j][n/2] = (random() / (double)RAND_MAX); - } else { - fs[j][i ] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - fs[j][n-i] = conj(fs[j][i]); - } - } - } - - for(j=0;j<veclen;j++) { - for(i=0;i<n/2;i++) { - if (i == 0) { - sx[(2*0+0) * veclen + j] = creal(fs[j][0 ]); - sx[(2*0+1) * veclen + j] = creal(fs[j][n/2]); - } else { - sx[(2*i+0) * veclen + j] = creal(fs[j][i]); - sx[(2*i+1) * veclen + j] = cimag(fs[j][i]); - } - } - } - - // - - for(j=0;j<veclen;j++) { - forward(fs[j], ts[j], n); - } - - DFT_execute(p, mode, sx, -1); - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(cimag(ts[j][i])) > THRES) { - success = 0; - } - - if ((fabs(sx[i * veclen + j]*2 - creal(ts[j][i])) > THRES)) { - success = 0; - } - } - } - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - // - - return success; -} - -int main(int argc, char **argv) { - if (argc != 2) { - fprintf(stderr, "%s <log2n>\n", argv[0]); - exit(-1); - } - - const int n = 1 << atoi(argv[1]); - - srandom(time(NULL)); - - // - - int mode = SIMDBase_chooseBestMode(TYPE); - - printf("mode : %d, %s\n", mode, SIMDBase_getModeParamString(SIMDBase_PARAMID_MODE_NAME, mode)); - - int veclen = SIMDBase_getModeParamInt(SIMDBase_PARAMID_VECTOR_LEN, mode); - int sizeOfVect = SIMDBase_getModeParamInt(SIMDBase_PARAMID_SIZE_OF_VECT, mode); - - printf("complex forward : %s\n", check_cf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("complex backward : %s\n", check_cb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real forward : %s\n", check_rf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real backward : %s\n", check_rb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("alt real forward : %s\n", check_arf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("alt real backward : %s\n", check_arb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - - exit(0); -} diff --git a/plugins/supereq/nsfft-1.00/dfttest/DFTTestOoura.c b/plugins/supereq/nsfft-1.00/dfttest/DFTTestOoura.c deleted file mode 100644 index 08c8315f..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/DFTTestOoura.c +++ /dev/null @@ -1,260 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <time.h> - -#include "SIMDBase.h" -#include "DFT.h" - -void cdft(int, int, double *, int *, double *); -void rdft(int, int, double *, int *, double *); - -#if 1 -typedef float REAL; -#define TYPE SIMDBase_TYPE_FLOAT -#else -typedef double REAL; -#define TYPE SIMDBase_TYPE_DOUBLE -#endif - -#define THRES 1e-3 - -// complex forward -int check_cf(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, 0); - - int *ip = calloc(n, sizeof(int)); - double *trigTable = SIMDBase_alignedMalloc(sizeof(double)*n/2); - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - double *sy = SIMDBase_alignedMalloc(veclen * sizeof(double) *n*2); - - // - - for(j=0;j<veclen;j++) { - for(i=0;i<n*2;i++) { - sx[i*veclen + j] = random() / (double)RAND_MAX; - sy[j*n*2 + i] = sx[i*veclen + j]; - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - cdft(n*2, -1, &sy[j*n*2], ip, trigTable); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n*2;i++) { - if (fabs(sx[i*veclen+j] - sy[j*n*2 + i]) > THRES) success = 0; - } - } - - // - - SIMDBase_alignedFree(sy); - SIMDBase_alignedFree(sx); - SIMDBase_alignedFree(trigTable); - free(ip); - - DFT_dispose(p, mode); - - // - - return success; -} - -// complex backward -int check_cb(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, 0); - - int *ip = calloc(n, sizeof(int)); - double *trigTable = SIMDBase_alignedMalloc(sizeof(double)*n/2); - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - double *sy = SIMDBase_alignedMalloc(veclen * sizeof(double) *n*2); - - // - - for(j=0;j<veclen;j++) { - for(i=0;i<n*2;i++) { - sx[i*veclen + j] = random() / (double)RAND_MAX; - sy[j*n*2 + i] = sx[i*veclen + j]; - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - cdft(n*2, 1, &sy[j*n*2], ip, trigTable); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n*2;i++) { - if (fabs(sx[i*veclen+j] - sy[j*n*2 + i]) > THRES) success = 0; - } - } - - // - - SIMDBase_alignedFree(sy); - SIMDBase_alignedFree(sx); - SIMDBase_alignedFree(trigTable); - free(ip); - - DFT_dispose(p, mode); - - // - - return success; -} - -// real forward -int check_rf(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_ALT_REAL); - - int *ip = calloc(n, sizeof(int)); - double *trigTable = SIMDBase_alignedMalloc(sizeof(double)*n/2); - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - double *sy = SIMDBase_alignedMalloc(veclen * sizeof(double) *n); - - // - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - sx[i*veclen + j] = random() / (double)RAND_MAX; - sy[j*n + i] = sx[i*veclen + j]; - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - rdft(n, -1, &sy[j*n], ip, trigTable); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(sx[i*veclen+j] - sy[j*n + i]) > THRES) success = 0; - } - } - - // - - SIMDBase_alignedFree(sy); - SIMDBase_alignedFree(sx); - SIMDBase_alignedFree(trigTable); - free(ip); - - DFT_dispose(p, mode); - - // - - return success; -} - -// real backward -int check_rb(int n, int mode, int veclen, int sizeOfVect) { - int i, j; - - DFT *p = DFT_init(mode, n, DFT_FLAG_ALT_REAL); - - int *ip = calloc(n, sizeof(int)); - double *trigTable = SIMDBase_alignedMalloc(sizeof(double)*n/2); - - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n); - double *sy = SIMDBase_alignedMalloc(veclen * sizeof(double) *n); - - // - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - sx[i*veclen + j] = random() / (double)RAND_MAX; - sy[j*n + i] = sx[i*veclen + j]; - } - } - - // - - DFT_execute(p, mode, sx, 1); - - for(j=0;j<veclen;j++) { - rdft(n, 1, &sy[j*n], ip, trigTable); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if (fabs(sx[i*veclen+j] - sy[j*n + i]) > THRES) success = 0; - } - } - - // - - SIMDBase_alignedFree(sy); - SIMDBase_alignedFree(sx); - SIMDBase_alignedFree(trigTable); - free(ip); - - DFT_dispose(p, mode); - - // - - return success; -} - -int main(int argc, char **argv) { - if (argc != 2) { - fprintf(stderr, "%s <log2n>\n", argv[0]); - exit(-1); - } - - const int n = 1 << atoi(argv[1]); - - srandom(time(NULL)); - - // - - int mode = SIMDBase_chooseBestMode(TYPE); - - printf("mode : %d, %s\n", mode, SIMDBase_getModeParamString(SIMDBase_PARAMID_MODE_NAME, mode)); - - int veclen = SIMDBase_getModeParamInt(SIMDBase_PARAMID_VECTOR_LEN, mode); - int sizeOfVect = SIMDBase_getModeParamInt(SIMDBase_PARAMID_SIZE_OF_VECT, mode); - - printf("complex forward : %s\n", check_cf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("complex backward : %s\n", check_cb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real forward : %s\n", check_rf(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - printf("real backward : %s\n", check_rb(n, mode, veclen, sizeOfVect) ? "OK" : "NG"); - - exit(0); -} diff --git a/plugins/supereq/nsfft-1.00/dfttest/Makefile b/plugins/supereq/nsfft-1.00/dfttest/Makefile deleted file mode 100644 index 924b8656..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/Makefile +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -g -I ../simd -I ../dft -L../simd -L../dft -OPT=$(BASEOPT) -O - -all : DFTExample DFTTestNaive - -clean : - rm -f *~ *.o nsfftplan.*.txt *.log *.dat a.out DFTExample DFTTestNaive DFTTestOoura DFTTestFFTW pi_fft_mod pi_fft_mod.c - -../simd/libSIMD.a : - @cd ../simd; make - -../dft/libDFT.a : - @cd ../dft; make - -../ooura/fftsg.o : - @cd ../ooura; make - -DFTExample : DFTExample.c ../simd/libSIMD.a ../dft/libDFT.a - $(CC) $(OPT) DFTExample.c -lDFT -lSIMD -lm -o DFTExample - -DFTTestNaive : DFTTestNaive.c ../simd/libSIMD.a ../dft/libDFT.a - $(CC) $(OPT) DFTTestNaive.c -lDFT -lSIMD -lm -o DFTTestNaive - -DFTTestOoura : DFTTestOoura.c ../ooura/fftsg.o ../simd/libSIMD.a ../dft/libDFT.a - $(CC) $(OPT) DFTTestOoura.c ../ooura/fftsg.o -lDFT -lSIMD -lm -o DFTTestOoura - -DFTTestFFTW : DFTTestFFTW.c ../simd/libSIMD.a ../dft/libDFT.a - $(CC) $(OPT) DFTTestFFTW.c -lDFT -lSIMD -lfftw3 -lm -o DFTTestFFTW - -pi_fft_mod.c : ../ooura/pi_fft.c pi_fft.c.patch - patch -o pi_fft_mod.c ../ooura/pi_fft.c pi_fft.c.patch - -pi_fft_mod : ../simd/libSIMD.a ../dft/libDFT.a pi_fft_mod.c - $(CC) $(OPT) pi_fft_mod.c -I ../dft -I ../simd -L../dft -L../simd -lm -lDFT -lSIMD -o pi_fft_mod diff --git a/plugins/supereq/nsfft-1.00/dfttest/pi_fft.c.patch b/plugins/supereq/nsfft-1.00/dfttest/pi_fft.c.patch deleted file mode 100644 index c50133cc..00000000 --- a/plugins/supereq/nsfft-1.00/dfttest/pi_fft.c.patch +++ /dev/null @@ -1,131 +0,0 @@ ---- pi_fft.c 2010-07-30 13:04:25.000000000 +0900 -+++ pi_fft_mod.c 2010-07-31 20:50:11.000000000 +0900 -@@ -25,7 +25,75 @@ - #include <stdio.h> - #include <stdlib.h> - #include <time.h> -+#include <sys/time.h> -+#include <unistd.h> - -+/****/ -+ -+#include <stdint.h> -+#include "SIMDBase.h" -+#include "DFT.h" -+ -+DFT* dft[64]; -+ -+void initdft(int n) { -+ int i, logn = 31 - __builtin_clz(n), writeflag = 0; -+ char buf[20], fn[256]; -+ gethostname(buf, 19); -+ sprintf(fn, "nsfftplan.%s.txt", buf); -+ FILE *fp = fopen(fn, "r"); -+ if (fp != NULL) { -+ for(i=1;i<=logn;i++) { -+ int err; -+ dft[i] = DFT_fread(fp, &err); -+ if (err != DFT_ERROR_NOERROR) { -+ printf("error when reading plan %d : %d\n", i, err); -+ break; -+ } -+ if (DFT_getPlanParamInt(DFT_PARAMID_MODE, dft[i]) != SIMDBase_MODE_PUREC_DOUBLE || -+ DFT_getPlanParamInt(DFT_PARAMID_FFT_LENGTH, dft[i]) != (1 << i) || -+ DFT_getPlanParamInt(DFT_PARAMID_IS_ALT_REAL_TRANSFORM, dft[i]) != 1) { -+ fprintf(stderr, "plan not compatible : %d\n", i); -+ break; -+ } -+ } -+ } -+ if (fp != NULL) fclose(fp); -+ -+ for(i=1;i<=logn;i++) { -+ if (dft[i] == NULL) { -+ dft[i] = DFT_init(SIMDBase_MODE_PUREC_DOUBLE, 1 << i, DFT_FLAG_ALT_REAL | DFT_FLAG_LIGHT_TEST_RUN | DFT_FLAG_VERBOSE); -+ if (dft[i] == NULL) { -+ printf("dft[%d] == NULL\n", i); -+ exit(-1); -+ } -+ writeflag = 1; -+ } -+ } -+ -+ if (writeflag) { -+ fp = fopen(fn, "w"); -+ if (fp != NULL) { -+ for(i=1;i<=logn;i++) { -+ DFT_fwrite(dft[i], fp); -+ } -+ fclose(fp); -+ } -+ } -+} -+ -+void rdft(int n, int isgn, double *a, int *ip, double *w) { -+ int logn = 31 - __builtin_clz(n); -+ DFT_execute(dft[logn], SIMDBase_MODE_PUREC_DOUBLE, a, isgn); -+} -+ -+double timeofday(void) { -+ struct timeval tp; -+ gettimeofday(&tp, NULL); -+ return (double)tp.tv_sec+(1e-6)*tp.tv_usec; -+} -+ -+/****/ - - void mp_load_0(int n, int radix, int out[]); - void mp_load_1(int n, int radix, int out[]); -@@ -67,7 +135,7 @@ - double err, d_time, n_op; - int *a, *b, *c, *e, *i1, *i2, *ip; - double *d1, *d2, *d3, *w; -- time_t t_1, t_2; -+ double t_1, t_2; - FILE *f_log, *f_out; - - f_log = fopen("pi.log", "w"); -@@ -96,6 +164,8 @@ - exit(1); - } - ip[0] = 0; -+ -+ initdft(nfft); - /* ---- radix test ---- */ - log10_radix = 1; - radix = 10; -@@ -111,7 +181,7 @@ - printf("calculating %d digits of PI...\n", log10_radix * (n - 2)); - fprintf(f_log, "calculating %d digits of PI...\n", log10_radix * (n - 2)); - /* ---- time check ---- */ -- time(&t_1); -+ t_1 = timeofday(); - /* - * ---- a formula based on the AGM (Arithmetic-Geometric Mean) ---- - * c = sqrt(0.125); -@@ -216,10 +286,10 @@ - mp_mul(n, radix, a, b, a, i1, nfft, d1, d2, d3, ip, w); - mp_idiv(n, radix, a, npow, a); - /* ---- time check ---- */ -- time(&t_2); -+ t_2 = timeofday(); - /* ---- output ---- */ - f_out = fopen("pi_mod.dat", "w"); -- printf("writing pi.dat...\n"); -+ printf("writing pi_mod.dat...\n"); - mp_fprintf(n - 1, log10_radix, a, f_out); - fclose(f_out); - free(d3); -@@ -238,9 +308,9 @@ - printf("floating point operation: %g op.\n", n_op); - fprintf(f_log, "floating point operation: %g op.\n", n_op); - /* ---- difftime ---- */ -- d_time = difftime(t_2, t_1); -- printf("execution time: %g sec. (real time)\n", d_time); -- fprintf(f_log, "execution time: %g sec. (real time)\n", d_time); -+ d_time = t_2 - t_1; -+ printf("execution time: %.5g sec. (real time)\n", d_time); -+ fprintf(f_log, "execution time: %.5g sec. (real time)\n", d_time); - fclose(f_log); - return 0; - } diff --git a/plugins/supereq/nsfft-1.00/doc/default.css b/plugins/supereq/nsfft-1.00/doc/default.css deleted file mode 100644 index 09721163..00000000 --- a/plugins/supereq/nsfft-1.00/doc/default.css +++ /dev/null @@ -1,34 +0,0 @@ -body {margin-left: 1.5cm; padding-left: 0.1cm; margin-right: 1.5cm; padding-right: 0.1cm; margin-top: 2.5cm; padding-top: 0.5cm; margin-bottom: 1cm; padding-bottom: 1.0cm; border-top-style:solid; border-bottom-style:solid; } -h1 {font-family: arial, sansserif; font-weight: bold; font-style: italic; margin-top: 0.8cm; } -h2 {font-family: arial, sansserif; font-weight: bold; font-style: italic; margin-top: 0.8cm; } -h3 {font-family: arial, sansserif; font-weight: bold; margin-top: 1.2cm; margin-bottom: 0.8cm; } -h4 {font-family: arial, sansserif; font-weight: bold; margin-top: 1.2cm; margin-bottom: 0.8cm; } -p {font-family: Georgia, "Times New Roman", times, serif; margin-top: 0.3cm; margin-left: 0.5cm; margin-bottom: 0.3cm;} -p.dir {font-family: arial, sansserif; margin-top: 0cm; margin-bottom: 0cm;} -dl { margin-left: 0.5cm; } -dt { font-weight: bold; } -a:link {color: black;} -a:visited {color: black;} -ul.disc {list-style-type: disc; font-family: times, serif;} -ul.circle {list-style-type: circle; font-family: times, serif;} -ul.square {list-style-type: square; font-family: times, serif;} -ul.none {list-style-type: none; font-family: times, serif;} -pre.code { margin-top: 1.0cm; margin-bottom: 1.0cm; margin-left: 1.0cm; margin-right: 1.0cm; border:3px solid #c0c0c0; padding: 0.5cm; font-family: tahoma, sansserif; font-weight: normal; background-color:#f8f8f8; } -pre.command { margin-top: 1.0cm; margin-bottom: 1.0cm; margin-left: 1.5cm; margin-right: 0.0cm; border:0px; padding:0.0cm; font-family: tahoma, sansserif; font-weight: bold; background-color:#f8fffc; } -ol.level1 { font-family: arial, sansserif; font-weight: bold; font-style: italic; font-size:1.5em; } -ol.level2 { font-family: "Times New Roman", serif; font-weight: normal; font-style: normal; font-size:0.85em; margin-top: 0.2cm; margin-bottom: 0.5cm; } -table.figure { margin-left:auto; margin-right:auto; margin-top:1.0cm; margin-bottom:1.0cm; } - -td.caption { font-family: arial, sansserif; font-size: 75%; color: black; } -td { font-family: times, serif; } - -table.lt { border-collapse: collapse; border-style: none; } -td.lt- { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-width: 1px; border-style: none; padding-left=0.2cm; padding-right=0.2cm; } -td.lt-r { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-right-style: solid; border-width: 1px; border-color: black; } -td.lt-l { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-left-style: solid; border-width: 1px; border-color: black; } -td.lt-lr { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-right-style: solid; border-left-style: solid; border-width: 1px; border-color: black; } -td.lt-b { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-bottom-style: solid; border-width: 1px; border-color: black; } -td.lt-hl { margin: 0px; border-style: none; border-bottom-style: solid; border-width: 1px; border-color: black; height: 2px; } -td.lt-bl { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-bottom-style: solid; border-left-style: solid; border-width: 1px; border-color: black; } -td.lt-br { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-bottom-style: solid; border-right-style: solid; border-width: 1px; border-color: black; } -td.lt-blr { margin: 0px; padding: 4px; padding-left:0.3cm; padding-right:0.3cm; border-style: none; border-bottom-style: solid; border-left-style: solid; border-right-style: solid; border-width: 1px; border-color: black; } diff --git a/plugins/supereq/nsfft-1.00/doc/index.xhtml b/plugins/supereq/nsfft-1.00/doc/index.xhtml deleted file mode 100644 index 8b7e2c97..00000000 --- a/plugins/supereq/nsfft-1.00/doc/index.xhtml +++ /dev/null @@ -1,2016 +0,0 @@ -<?xml version="1.0" encoding="UTF-8"?> -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0//EN" "http://www.w3.org/Math/DTD/mathml2/xhtml-math11-f.dtd"> -<html xmlns="http://www.w3.org/1999/xhtml"> -<head> -<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> -<link rel="stylesheet" type="text/css" href="default.css"/> -<title>NSFFT Reference Manual</title> -</head> -<body> -<h1>NSFFT Reference Manual</h1> - -<h3>Introduction</h3> - -<p> -This is a library for performing 1-dimensional discrete Fourier -transforms. NSDFT is a simple, small and portable library, and it is -efficient since it can utilize SIMD instruction sets in modern -processors. It performs multiple transforms simultaneously, and thus -it is especially suitable for digital signal processing. It does not -need so much computation to make a good execution plan. This library -is in public domain, so that you can incorporate this library into -your product without any obligation. -</p> - -<h3>API Reference</h3> - -<p> -In this section, the API functions are explained. -</p> - -<h4>Include files</h4> - -<p> -You have to include two include files in dft directory. -</p> - -<pre class="code"> -#include <stdint.h> -#include "SIMDBase.h" -#include "DFT.h" -</pre> - -<h4>Data types</h4> - -<p> -First, you have to choose a data type to represent an element in the -input and output sequence of numbers. You can choose from the -following three types. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-b" align="center">Data Type</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_TYPE_FLOAT</td> - <td class="lt-" align="left">float type in C language</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_TYPE_DOUBLE</td> - <td class="lt-" align="left">double type in C language</td> - </tr> - <tr> - <td class="lt-br" align="left">SIMDBase_TYPE_LONGDOUBLE</td> - <td class="lt-b" align="left">long double type in C language</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 1 Data types</td> - </tr> -</table> - - -<h4>Computation modes</h4> - -<p> -Next, a compuation mode have to be chosen. You can choose from the -following modes. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-br" align="center">Type</td> - <td class="lt-br" align="center">Vector Length</td> - <td class="lt-b" align="center">Computation Mode</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_PUREC_FLOAT</td> - <td class="lt-r" align="center">float</td> - <td class="lt-r" align="center">1</td> - <td class="lt-" align="center">Scalar float</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_PUREC_DOUBLE</td> - <td class="lt-r" align="center">double</td> - <td class="lt-r" align="center">1</td> - <td class="lt-" align="center">Scalar double</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_PUREC_LONGDOUBLE</td> - <td class="lt-r" align="center">long double</td> - <td class="lt-r" align="center">1</td> - <td class="lt-" align="center">Scalar long double</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_SSE_FLOAT</td> - <td class="lt-r" align="center">float</td> - <td class="lt-r" align="center">4</td> - <td class="lt-" align="center">x86 SSE</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_SSE2_DOUBLE</td> - <td class="lt-r" align="center">double</td> - <td class="lt-r" align="center">2</td> - <td class="lt-" align="center">x86 SSE2</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_NEON_FLOAT</td> - <td class="lt-r" align="center">float</td> - <td class="lt-r" align="center">4</td> - <td class="lt-" align="center">ARM NEON</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_AVX_FLOAT</td> - <td class="lt-r" align="center">float</td> - <td class="lt-r" align="center">8</td> - <td class="lt-" align="center">x86 AVX (float)</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_MODE_AVX_DOUBLE</td> - <td class="lt-r" align="center">double</td> - <td class="lt-r" align="center">4</td> - <td class="lt-" align="center">x86 AVX (double)</td> - </tr> - <tr> - <td class="lt-br" align="left">SIMDBase_MODE_ALTIVEC_FLOAT</td> - <td class="lt-br" align="center">float</td> - <td class="lt-br" align="center">4</td> - <td class="lt-b" align="center">PowerPC Altivec</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 2 Computation modes</td> - </tr> -</table> - -<p> -The following function automatically checks the availability of each -instruction set on your computer, and chooses the best computation -mode. -</p> - -<pre class="code"> -int32_t SIMDBase_chooseBestMode(int32_t type); -</pre> - -<p> -The return value is the best mode chosen by this routine. -<i>type</i> is the data type you chose. -</p> - - -<h4>Retrieving parameters</h4> - -<p> -You can make queries for any mode using the following function. -</p> - -<pre class="code"> -int32_t SIMDBase_getModeParamInt(int32_t paramId, int32_t mode); -</pre> - -<p> -<i>mode</i> is the computation mode you chose. <i>paramId</i> is one -of the following. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-b" align="center">Meaning</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_PARAMID_SIZE_OF_REAL</td> - <td class="lt-" align="left">Size of an element in a vector in byte</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_PARAMID_SIZE_OF_VECT</td> - <td class="lt-" align="left">Size of the vector in byte</td> - </tr> - <tr> - <td class="lt-r" align="left">SIMDBase_PARAMID_VECTOR_LEN</td> - <td class="lt-" align="left">Number of elements in a vector</td> - </tr> - <tr> - <td class="lt-br" align="left">SIMDBase_PARAMID_MODE_AVAILABILITY</td> - <td class="lt-b" align="left">Whether the given mode is available or not</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 3 Querying parameter for computation mode</td> - </tr> -</table> - -<p> -Here, a vector is a set of multiple primitive data element (single or -double precision FP number) which can be stored in one SIMD register, -and can be processed by one SIMD instruction at the same time. -</p> - -<p> -You can get the mode name in string data type. In this -case, <i>paramId</i> must be SIMDBase_PARAMID_MODE_NAME. -</p> - -<pre class="code"> -char *SIMDBase_getModeParamString(int32_t paramId, int32_t mode); -</pre> - -<p> -You should not modify the data returned by the above function. -</p> - - -<h4>Making and destroying execution plan</h4> - -<p> -An execution plan can be made by the following function. -</p> - -<pre class="code"> -DFT *DFT_init(int32_t mode, int32_t n, int32_t flags); -</pre> - -<p> -The return value is a pointer to a newly made plan. -<i>mode</i> is the mode you chose above. <i>n</i> is the length of a -transform. You can specify a bitwise OR of the following symbols -as <i>flags</i>. You should not specify more than one flags regarding -to test run. You should not specify DFT_FLAG_FORCE_RECURSIVE and -DFT_FLAG_FORCE_COBRA at the same time. If neither DFT_FLAG_REAL nor -DFT_FLAG_ALT_REAL is specified, an execution plan for complex -transforms are made. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-b" align="center">Meaning</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_NO_TEST_RUN</td> - <td class="lt-" align="left">Make execution plan without performing a test run</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_LIGHT_TEST_RUN</td> - <td class="lt-" align="left">Perform small amount of test run to make an execution plan</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_HEAVY_TEST_RUN</td> - <td class="lt-" align="left">Perform large amount of test run to make an execution plan</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_EXHAUSTIVE_TEST_RUN</td> - <td class="lt-" align="left">Perform exhaustive search of parameters and find the optimal execution plan</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_REAL</td> - <td class="lt-" align="left">Make an execution plan for a real transform</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_ALT_REAL</td> - <td class="lt-" align="left">Make an execution plan for an alternative real transform</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_VERBOSE</td> - <td class="lt-" align="left">Make some noise during making an execution plan</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_NOBITREVERSAL</td> - <td class="lt-" align="left">Does not perforam bitreversal operation during a transform</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_FLAG_FORCE_RECURSIVE</td> - <td class="lt-" align="left">Force using the recursive bit-reveral routine. This routine is suited for small transforms.</td> - </tr> - <tr> - <td class="lt-br" align="left">DFT_FLAG_FORCE_COBRA</td> - <td class="lt-b" align="left">Force using the Cobra bit-reveral routine. This routine is suited for large transforms.</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 4 Options for making execution plan</td> - </tr> -</table> - -<p> -You can destroy the plan you made by the following function. -</p> - -<pre class="code"> -void DFT_dispose(DFT *p, int32_t mode); -</pre> - -<p> -<i>p</i> is a pointer to the execution plan. <i>mode</i> is the -corresponding execution mode. -</p> - -<p> -You can retrieve parameters of a plan using the following function. -</p> - -<pre class="code"> -int32_t DFT_getPlanParamInt(int32_t paramId, void *p); -</pre> - -<p> -<i>p</i> is a pointer to an execution plan. <i>paramId</i> is one -of the following. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-b" align="center">Meaning</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_PARAMID_TYPE</td> - <td class="lt-" align="left">Data type</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_PARAMID_MODE</td> - <td class="lt-" align="left">Computation mode</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_PARAMID_FFT_LENGTH</td> - <td class="lt-" align="left">Length of the transform</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_PARAMID_IS_REAL_TRANSFORM</td> - <td class="lt-" align="left">Whether the plan is for real transforms</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_PARAMID_NO_BIT_REVERSAL</td> - <td class="lt-" align="left">Whether the plan does not perform bit reversal operation</td> - </tr> - <tr> - <td class="lt-br" align="left">DFT_PARAMID_TEST_RUN</td> - <td class="lt-b" align="left">How much test run is performed when making this plan</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 5 Querying parameter for execution plan</td> - </tr> -</table> - -<h4>Writing and reading execution plan to/from file</h4> - -<p> -You can write or read an execution plan to/from a file using the following functions. -</p> - -<pre class="code"> -int32_t DFT_fwrite(DFT *p, FILE *fp); -DFT *DFT_fread(FILE *fp, int32_t *errcode); -</pre> - -<p> -<i>p</i> is a pointer to a plan. <i>fp</i> is a file -pointer. DFT_fwrite returns 1 if the plan is successfully written, and -0 if an error occurs. DFT_fread returns the pointer to the read plan -if the plan is successfully read, and NULL if an error occurs. If an -error occurs, an error code is returned to a variable whose pointer is -specified by <i>errcode</i>. The interpretation of error codes is -given below. -</p> - -<table class="figure"> - <tr align="center"> - <td> - <table class="lt"> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-br" align="center">Symbol</td> - <td class="lt-b" align="center">Meaning</td> - </tr> - <tr> - <td class="lt-hl"></td> - <td class="lt-hl"></td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_NOERROR</td> - <td class="lt-" align="left">No error</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_FILE_VERSION</td> - <td class="lt-" align="left">File format version mismatch</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_FILE_IO</td> - <td class="lt-" align="left">I/O error</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_UNEXPECTED_EOF</td> - <td class="lt-" align="left">Unexpected EOF</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_MODE_NOT_COMPILED_IN</td> - <td class="lt-" align="left">Tried to read a plan with mode that is not compiled in</td> - </tr> - <tr> - <td class="lt-r" align="left">DFT_ERROR_MODE_NOT_AVAILABLE</td> - <td class="lt-" align="left">Tried to read a plan with mode that is not supported by hardware</td> - </tr> - <tr> - <td class="lt-br" align="left">DFT_ERROR_UNKNOWN_MODE</td> - <td class="lt-b" align="left">Tried to read a plan with mode that is unknown by library</td> - </tr> - </table> - </td> - </tr> - <tr align="center"> - <td class="caption">Table 6 Errors that may happen during file I/O</td> - </tr> -</table> - - -<h4>Allocating and freeing buffers for transforms</h4> - -<p> -In order to allocate word-aligned buffers for storing data which is -fed to the FFT routine, you have to use the following function. -</p> - -<pre class="code"> -void *DFT_alignedMalloc(uint64_t size); -</pre> - -<p> -This function allocates <i>size</i> bytes of word-aligned memory and -returns the pointer. In order to free this memory, you have to use the -following function. -</p> - -<pre class="code"> -void DFT_alignedFree(void *ptr); -</pre> - -<p> -<i>ptr</i> is the pointer returned from DFT_alignedMalloc function. -</p> - -<h4>Executing transform</h4> - -<p> -By the following function, the planned transform can be executed. -</p> - -<pre class="code"> -void DFT_execute(DFT *p, int32_t mode, void *s, int32_t dir); -</pre> - -<p> -<i>p</i> is a pointer to the plan. <i>mode</i> is the computation -mode. <i>s</i> is the pointer to the buffer in which the sequence of -input values is stored. This pointer must be a pointer returned from -DFT_alignedMalloc function. -<i>dir</i> specifies the direction of transform. -</p> - -<p> -The forward and backward discrete Fourier transforms are defined by -the following formula (1) and (2), respectively. -</p> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <msub><mi>X</mi><mi>k</mi></msub> - <mo>=</mo> - <munderover> - <mo style="font-size:140%;">∑</mo> - <mrow><mi>n</mi><mo>=</mo><mn>0</mn></mrow> - <mrow><mi>N</mi><mo>-</mo><mn>1</mn></mrow> - </munderover> - <msub><mi>x</mi><mi>n</mi></msub> - <msup> - <mi>e</mi> - <mrow> - <mo>-</mo> - <mfrac> - <mrow><mn>2</mn><mi>π</mi><mi>i</mi></mrow> - <mi>N</mi> - </mfrac> - <mi>k</mi><mi>n</mi> - </mrow> - </msup> - - <mo> </mo> - - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </math> - </td> - <td> - <p>(1)</p> - </td> - </tr> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <msub><mi>x</mi><mi>n</mi></msub> - <mo>=</mo> - <mfrac> - <mn>1</mn> - <mi>N</mi> - </mfrac> - <munderover> - <mo style="font-size:140%;">∑</mo> - <mrow><mi>k</mi><mo>=</mo><mn>0</mn></mrow> - <mrow><mi>N</mi><mo>-</mo><mn>1</mn></mrow> - </munderover> - <msub><mi>X</mi><mi>k</mi></msub> - <msup> - <mi>e</mi> - <mrow> - <mfrac> - <mrow><mn>2</mn><mi>π</mi><mi>i</mi></mrow> - <mi>N</mi> - </mfrac> - <mi>k</mi><mi>n</mi> - </mrow> - </msup> - - <mo> </mo> - - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - </mrow> - </math> - </td> - <td> - <p>(2)</p> - </td> - </tr> -</table> - -<p> -The complex forward and backward transforms perform the transforms -defined by the following formula (3) and (4), respectively. <i>V</i> -is the vector length mentioned above. Again, calling DFT_execute once -performs <i>V</i> forward or backward transforms at a time. Please -note that (4) gives values multiplied by <i>N</i> compared to -(2). Specifying -1 as the direction of transform performs the -transform defined by (3). In this case, the input should be given as -in (5) , and the output is given as in (6). Specifying 1 as the -direction of transform performs the transform defined by (4), and in -this case, the input should be given as in (6) , and the output is -given as in (5). -</p> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>=</mo> - <munderover> - <mo style="font-size:140%;">∑</mo> - <mrow><mi>n</mi><mo>=</mo><mn>0</mn></mrow> - <mrow><mi>N</mi><mo>-</mo><mn>1</mn></mrow> - </munderover> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <msup> - <mi>e</mi> - <mrow> - <mo>-</mo> - <mfrac> - <mrow><mn>2</mn><mi>π</mi><mi>i</mi></mrow> - <mi>N</mi> - </mfrac> - <mi>k</mi><mi>n</mi> - </mrow> - </msup> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(3)</p> - </td> - </tr> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>=</mo> - <munderover> - <mo style="font-size:140%;">∑</mo> - <mrow><mi>k</mi><mo>=</mo><mn>0</mn></mrow> - <mrow><mi>N</mi><mo>-</mo><mn>1</mn></mrow> - </munderover> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <msup> - <mi>e</mi> - <mrow> - <mfrac> - <mrow><mn>2</mn><mi>π</mi><mi>i</mi></mrow> - <mi>N</mi> - </mfrac> - <mi>k</mi><mi>n</mi> - </mrow> - </msup> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(4)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>n</mi> - <mo>+</mo> - <mn>0</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>n</mi> - <mo>+</mo> - <mn>1</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Im</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(5)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>k</mi> - <mo>+</mo> - <mn>0</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>k</mi> - <mo>+</mo> - <mn>1</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Im</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(6)</p> - </td> - </tr> -</table> - -<p> -The real forward transform performs the transform defined by (3) when -the condition (7) is satisfied. In this case, the output satisfies -(8). You should specify -1 as the direction of transform, and the -input should be given as in (9), and the output is given as in (10). -The real backward transform is the opposite of the real forward -transform. The input should satisfy (8) and the output satisfies (7). -You should specify 1 as the direction of transform, and the input -should be given as in (10), and the output is given as in (11). -</p> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - <mo>=</mo> - <mn>0</mn> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - - </mrow> - </math> - </td> - <td> - <p>(7)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>=</mo> - <msubsup> - <mi>X</mi> - <mrow><mi>N</mi><mo>-</mo><mi>k</mi><mo>,</mo><mi>v</mi></mrow> - <mo>*</mo> - </msubsup> - </mrow> - </mtd> - - <mtd> - <mo> </mo> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>1</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - <mo>=</mo> - <mn>0</mn> - </mrow> - </mtd> - - <mtd> - <mo> </mo> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(8)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mi>n</mi> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(9)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>k</mi> - <mo>+</mo> - <mn>0</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Re</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Re</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>N</mi><mo>/</mo><mn>2</mn><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>k</mi> - <mo>+</mo> - <mn>1</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>1</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(10)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mrow> - <mn>2</mn> - <mo> </mo> - <mi>s</mi> - <mo>[</mo> - <mi>n</mi> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(11)</p> - </td> - </tr> -</table> - -<p> -The alternative real transforms are defined by (12) to (16), similarly -to the real transforms. The alternative transforms are handy if you -are migrating from the FFT library made by Prof. Takuya Ooura. You -should specify 1 as the direction in order to perform a forward -transform, and -1 when you perform a backward transform. -</p> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - <mo>=</mo> - <mn>0</mn> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - - </mrow> - </math> - </td> - <td> - <p>(12)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>=</mo> - <msubsup> - <mi>x</mi> - <mrow><mi>N</mi><mo>-</mo><mi>n</mi><mo>,</mo><mi>v</mi></mrow> - <mo>*</mo> - </msubsup> - </mrow> - </mtd> - - <mtd> - <mo> </mo> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>1</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - <mo>=</mo> - <mn>0</mn> - </mrow> - </mtd> - - <mtd> - <mo> </mo> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(13)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mi>n</mi> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(14)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mfenced open="{" close=""> - <mtable> - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>n</mi> - <mo>+</mo> - <mn>0</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Re</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Re</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>N</mi><mo>/</mo><mn>2</mn><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - </mtd> - </mtr> - - <mtr> - <mtd> - <mrow> - <mi>s</mi> - <mo>[</mo> - <mo>(</mo> - <mn>2</mn> - <mi>n</mi> - <mo>+</mo> - <mn>1</mn> - <mo>)</mo> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - </mrow> - </mtd> - - <mtd> - <mo>=</mo> - </mtd> - - <mtd> - <mrow> - <mi>Im</mi> - <mo>(</mo> - <msub><mi>x</mi><mrow><mi>n</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - </mtd> - - <mtd> - <mrow style="font-size:100%;"> - <mi>n</mi> - <mo>=</mo> - <mn>1</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mfrac> - <mi>N</mi> - <mn>2</mn> - </mfrac> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mtd> - </mtr> - - </mtable> - </mfenced> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(15)</p> - </td> - </tr> -</table> - -<table border="0" style="margin-right:1.0cm; margin-left:1.0cm; margin-top:0.5cm; margin-bottom:0.5cm;"> - <tr> - <td align="center" style="width:100%;"> - <math mode="display" style="font-size:1.2em;" xmlns="http://www.w3.org/1998/Math/MathML"> - <mrow> - <mrow> - <mn>2</mn> - <mo> </mo> - <mi>s</mi> - <mo>[</mo> - <mi>n</mi> - <mi>V</mi> - <mo>+</mo> - <mi>v</mi> - <mo>]</mo> - - <mo>=</mo> - - <mi>Re</mi> - <mo>(</mo> - <msub><mi>X</mi><mrow><mi>k</mi><mo>,</mo><mi>v</mi></mrow></msub> - <mo>)</mo> - </mrow> - - <mo> </mo> - - <mrow style="font-size:100%;"> - <mi>k</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>N</mi> - <mo>-</mo> - <mn>1</mn> - - <mo> </mo> - <mo>,</mo> - <mo> </mo> - - <mi>v</mi> - <mo>=</mo> - <mn>0</mn> - <mo>,</mo> - <mo>·</mo> - <mo>·</mo> - <mo>·</mo> - <mo>,</mo> - <mi>V</mi> - <mo>-</mo> - <mn>1</mn> - </mrow> - </mrow> - </math> - </td> - <td> - <p>(16)</p> - </td> - </tr> -</table> - - -<h3>Examples</h3> - -<p> -Below is an example code using nsfft library. -</p> - -<pre class="code"> -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <complex.h> - -#include "SIMDBase.h" -#include "DFT.h" - -typedef float REAL; -#define TYPE SIMDBase_TYPE_FLOAT - -#define THRES 1e-3 - -double complex omega(double n, double kn) { - return cexp((-2 * M_PI * _Complex_I / n) * kn); -} - -void forward(double complex *ts, double complex *fs, int len) { - int k, n; - - for(k=0;k<len;k++) { - fs[k] = 0; - - for(n=0;n<len;n++) { - fs[k] += ts[n] * omega(len, n*k); - } - } -} - -int main(int argc, char **argv) { - const int n = 256; - - int mode = SIMDBase_chooseBestMode(TYPE); - printf("mode : %d, %s\n", mode, SIMDBase_getModeParamString(SIMDBase_PARAMID_MODE_NAME, mode)); - - int veclen = SIMDBase_getModeParamInt(SIMDBase_PARAMID_VECTOR_LEN, mode); - int sizeOfVect = SIMDBase_getModeParamInt(SIMDBase_PARAMID_SIZE_OF_VECT, mode); - - // - - int i, j; - - DFT *p = DFT_init(mode, n, 0); - REAL *sx = SIMDBase_alignedMalloc(sizeOfVect*n*2); - - // - - double complex ts[veclen][n], fs[veclen][n]; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - ts[j][i] = (random() / (double)RAND_MAX) + (random() / (double)RAND_MAX) * _Complex_I; - sx[(i*2+0)*veclen+j] = creal(ts[j][i]); - sx[(i*2+1)*veclen+j] = cimag(ts[j][i]); - } - } - - // - - DFT_execute(p, mode, sx, -1); - - for(j=0;j<veclen;j++) { - forward(ts[j], fs[j], n); - } - - // - - int success = 1; - - for(j=0;j<veclen;j++) { - for(i=0;i<n;i++) { - if ((fabs(sx[(i*2+0)*veclen+j] - creal(fs[j][i])) > THRES) || - (fabs(sx[(i*2+1)*veclen+j] - cimag(fs[j][i])) > THRES)) { - success = 0; - } - } - } - - printf("%s\n", success ? "OK" : "NG"); - - // - - SIMDBase_alignedFree(sx); - DFT_dispose(p, mode); - - exit(0); -} -</pre> - -<p> -You should put this code under a directory in the root directory of -the library, and then you can compile this code with the following -command. -</p> - -<pre class="code"> -gcc -Wall -g -I ../simd -I ../dft -L../simd -L../dft -O DFTExample.c -lDFT -lSIMD -lm -o DFTExample -</pre> - -<h3>Compilation</h3> - -<p> -The nsfft source package include a few makefiles for various -architectures. You should make symbolic links to makefiles suited for -your computer under <i>dft</i> and <i>simd</i> directories. -</p> - -</body> -</html> diff --git a/plugins/supereq/nsfft-1.00/doc/nsfft.pdf b/plugins/supereq/nsfft-1.00/doc/nsfft.pdf Binary files differdeleted file mode 100644 index ed4ad5db..00000000 --- a/plugins/supereq/nsfft-1.00/doc/nsfft.pdf +++ /dev/null diff --git a/plugins/supereq/nsfft-1.00/ooura/Makefile b/plugins/supereq/nsfft-1.00/ooura/Makefile deleted file mode 100644 index bad1679e..00000000 --- a/plugins/supereq/nsfft-1.00/ooura/Makefile +++ /dev/null @@ -1,11 +0,0 @@ -CC=gcc -BASEOPT=-Wall -g -OPT=$(BASEOPT) -O3 - -all : fftsg.o - -clean : - rm -f *~ *.o a.out - -fftsg.o : fftsg.c - $(CC) $(OPT) -c fftsg.c diff --git a/plugins/supereq/nsfft-1.00/ooura/README b/plugins/supereq/nsfft-1.00/ooura/README deleted file mode 100644 index d7ddefc2..00000000 --- a/plugins/supereq/nsfft-1.00/ooura/README +++ /dev/null @@ -1,2 +0,0 @@ -Please put fftsg.c and pi_fft.c which is included in Prof. Takuya -Ooura's FFT package. diff --git a/plugins/supereq/nsfft-1.00/ooura/fftsg.c b/plugins/supereq/nsfft-1.00/ooura/fftsg.c deleted file mode 100644 index 43d75344..00000000 --- a/plugins/supereq/nsfft-1.00/ooura/fftsg.c +++ /dev/null @@ -1,3314 +0,0 @@ -/* -Fast Fourier/Cosine/Sine Transform - dimension :one - data length :power of 2 - decimation :frequency - radix :split-radix - data :inplace - table :use -functions - cdft: Complex Discrete Fourier Transform - rdft: Real Discrete Fourier Transform - ddct: Discrete Cosine Transform - ddst: Discrete Sine Transform - dfct: Cosine Transform of RDFT (Real Symmetric DFT) - dfst: Sine Transform of RDFT (Real Anti-symmetric DFT) -function prototypes - void cdft(int, int, double *, int *, double *); - void rdft(int, int, double *, int *, double *); - void ddct(int, int, double *, int *, double *); - void ddst(int, int, double *, int *, double *); - void dfct(int, double *, double *, int *, double *); - void dfst(int, double *, double *, int *, double *); -macro definitions - USE_CDFT_PTHREADS : default=not defined - CDFT_THREADS_BEGIN_N : must be >= 512, default=8192 - CDFT_4THREADS_BEGIN_N : must be >= 512, default=65536 - USE_CDFT_WINTHREADS : default=not defined - CDFT_THREADS_BEGIN_N : must be >= 512, default=32768 - CDFT_4THREADS_BEGIN_N : must be >= 512, default=524288 - - --------- Complex DFT (Discrete Fourier Transform) -------- - [definition] - <case1> - X[k] = sum_j=0^n-1 x[j]*exp(2*pi*i*j*k/n), 0<=k<n - <case2> - X[k] = sum_j=0^n-1 x[j]*exp(-2*pi*i*j*k/n), 0<=k<n - (notes: sum_j=0^n-1 is a summation from j=0 to n-1) - [usage] - <case1> - ip[0] = 0; // first time only - cdft(2*n, 1, a, ip, w); - <case2> - ip[0] = 0; // first time only - cdft(2*n, -1, a, ip, w); - [parameters] - 2*n :data length (int) - n >= 1, n = power of 2 - a[0...2*n-1] :input/output data (double *) - input data - a[2*j] = Re(x[j]), - a[2*j+1] = Im(x[j]), 0<=j<n - output data - a[2*k] = Re(X[k]), - a[2*k+1] = Im(X[k]), 0<=k<n - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n) - strictly, - length of ip >= - 2+(1<<(int)(log(n+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n/2-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - cdft(2*n, -1, a, ip, w); - is - cdft(2*n, 1, a, ip, w); - for (j = 0; j <= 2 * n - 1; j++) { - a[j] *= 1.0 / n; - } - . - - --------- Real DFT / Inverse of Real DFT -------- - [definition] - <case1> RDFT - R[k] = sum_j=0^n-1 a[j]*cos(2*pi*j*k/n), 0<=k<=n/2 - I[k] = sum_j=0^n-1 a[j]*sin(2*pi*j*k/n), 0<k<n/2 - <case2> IRDFT (excluding scale) - a[k] = (R[0] + R[n/2]*cos(pi*k))/2 + - sum_j=1^n/2-1 R[j]*cos(2*pi*j*k/n) + - sum_j=1^n/2-1 I[j]*sin(2*pi*j*k/n), 0<=k<n - [usage] - <case1> - ip[0] = 0; // first time only - rdft(n, 1, a, ip, w); - <case2> - ip[0] = 0; // first time only - rdft(n, -1, a, ip, w); - [parameters] - n :data length (int) - n >= 2, n = power of 2 - a[0...n-1] :input/output data (double *) - <case1> - output data - a[2*k] = R[k], 0<=k<n/2 - a[2*k+1] = I[k], 0<k<n/2 - a[1] = R[n/2] - <case2> - input data - a[2*j] = R[j], 0<=j<n/2 - a[2*j+1] = I[j], 0<j<n/2 - a[1] = R[n/2] - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n/2) - strictly, - length of ip >= - 2+(1<<(int)(log(n/2+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n/2-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - rdft(n, 1, a, ip, w); - is - rdft(n, -1, a, ip, w); - for (j = 0; j <= n - 1; j++) { - a[j] *= 2.0 / n; - } - . - - --------- DCT (Discrete Cosine Transform) / Inverse of DCT -------- - [definition] - <case1> IDCT (excluding scale) - C[k] = sum_j=0^n-1 a[j]*cos(pi*j*(k+1/2)/n), 0<=k<n - <case2> DCT - C[k] = sum_j=0^n-1 a[j]*cos(pi*(j+1/2)*k/n), 0<=k<n - [usage] - <case1> - ip[0] = 0; // first time only - ddct(n, 1, a, ip, w); - <case2> - ip[0] = 0; // first time only - ddct(n, -1, a, ip, w); - [parameters] - n :data length (int) - n >= 2, n = power of 2 - a[0...n-1] :input/output data (double *) - output data - a[k] = C[k], 0<=k<n - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n/2) - strictly, - length of ip >= - 2+(1<<(int)(log(n/2+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n*5/4-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - ddct(n, -1, a, ip, w); - is - a[0] *= 0.5; - ddct(n, 1, a, ip, w); - for (j = 0; j <= n - 1; j++) { - a[j] *= 2.0 / n; - } - . - - --------- DST (Discrete Sine Transform) / Inverse of DST -------- - [definition] - <case1> IDST (excluding scale) - S[k] = sum_j=1^n A[j]*sin(pi*j*(k+1/2)/n), 0<=k<n - <case2> DST - S[k] = sum_j=0^n-1 a[j]*sin(pi*(j+1/2)*k/n), 0<k<=n - [usage] - <case1> - ip[0] = 0; // first time only - ddst(n, 1, a, ip, w); - <case2> - ip[0] = 0; // first time only - ddst(n, -1, a, ip, w); - [parameters] - n :data length (int) - n >= 2, n = power of 2 - a[0...n-1] :input/output data (double *) - <case1> - input data - a[j] = A[j], 0<j<n - a[0] = A[n] - output data - a[k] = S[k], 0<=k<n - <case2> - output data - a[k] = S[k], 0<k<n - a[0] = S[n] - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n/2) - strictly, - length of ip >= - 2+(1<<(int)(log(n/2+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n*5/4-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - ddst(n, -1, a, ip, w); - is - a[0] *= 0.5; - ddst(n, 1, a, ip, w); - for (j = 0; j <= n - 1; j++) { - a[j] *= 2.0 / n; - } - . - - --------- Cosine Transform of RDFT (Real Symmetric DFT) -------- - [definition] - C[k] = sum_j=0^n a[j]*cos(pi*j*k/n), 0<=k<=n - [usage] - ip[0] = 0; // first time only - dfct(n, a, t, ip, w); - [parameters] - n :data length - 1 (int) - n >= 2, n = power of 2 - a[0...n] :input/output data (double *) - output data - a[k] = C[k], 0<=k<=n - t[0...n/2] :work area (double *) - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n/4) - strictly, - length of ip >= - 2+(1<<(int)(log(n/4+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n*5/8-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - a[0] *= 0.5; - a[n] *= 0.5; - dfct(n, a, t, ip, w); - is - a[0] *= 0.5; - a[n] *= 0.5; - dfct(n, a, t, ip, w); - for (j = 0; j <= n; j++) { - a[j] *= 2.0 / n; - } - . - - --------- Sine Transform of RDFT (Real Anti-symmetric DFT) -------- - [definition] - S[k] = sum_j=1^n-1 a[j]*sin(pi*j*k/n), 0<k<n - [usage] - ip[0] = 0; // first time only - dfst(n, a, t, ip, w); - [parameters] - n :data length + 1 (int) - n >= 2, n = power of 2 - a[0...n-1] :input/output data (double *) - output data - a[k] = S[k], 0<k<n - (a[0] is used for work area) - t[0...n/2-1] :work area (double *) - ip[0...*] :work area for bit reversal (int *) - length of ip >= 2+sqrt(n/4) - strictly, - length of ip >= - 2+(1<<(int)(log(n/4+0.5)/log(2))/2). - ip[0],ip[1] are pointers of the cos/sin table. - w[0...n*5/8-1] :cos/sin table (double *) - w[],ip[] are initialized if ip[0] == 0. - [remark] - Inverse of - dfst(n, a, t, ip, w); - is - dfst(n, a, t, ip, w); - for (j = 1; j <= n - 1; j++) { - a[j] *= 2.0 / n; - } - . - - -Appendix : - The cos/sin table is recalculated when the larger table required. - w[] and ip[] are compatible with all routines. -*/ - - -void cdft(int n, int isgn, double *a, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void cftbsub(int n, double *a, int *ip, int nw, double *w); - int nw; - - nw = ip[0]; - if (n > (nw << 2)) { - nw = n >> 2; - makewt(nw, ip, w); - } - if (isgn >= 0) { - cftfsub(n, a, ip, nw, w); - } else { - cftbsub(n, a, ip, nw, w); - } -} - - -void rdft(int n, int isgn, double *a, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void makect(int nc, int *ip, double *c); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void cftbsub(int n, double *a, int *ip, int nw, double *w); - void rftfsub(int n, double *a, int nc, double *c); - void rftbsub(int n, double *a, int nc, double *c); - int nw, nc; - double xi; - - nw = ip[0]; - if (n > (nw << 2)) { - nw = n >> 2; - makewt(nw, ip, w); - } - nc = ip[1]; - if (n > (nc << 2)) { - nc = n >> 2; - makect(nc, ip, w + nw); - } - if (isgn >= 0) { - if (n > 4) { - cftfsub(n, a, ip, nw, w); - rftfsub(n, a, nc, w + nw); - } else if (n == 4) { - cftfsub(n, a, ip, nw, w); - } - xi = a[0] - a[1]; - a[0] += a[1]; - a[1] = xi; - } else { - a[1] = 0.5 * (a[0] - a[1]); - a[0] -= a[1]; - if (n > 4) { - rftbsub(n, a, nc, w + nw); - cftbsub(n, a, ip, nw, w); - } else if (n == 4) { - cftbsub(n, a, ip, nw, w); - } - } -} - - -void ddct(int n, int isgn, double *a, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void makect(int nc, int *ip, double *c); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void cftbsub(int n, double *a, int *ip, int nw, double *w); - void rftfsub(int n, double *a, int nc, double *c); - void rftbsub(int n, double *a, int nc, double *c); - void dctsub(int n, double *a, int nc, double *c); - int j, nw, nc; - double xr; - - nw = ip[0]; - if (n > (nw << 2)) { - nw = n >> 2; - makewt(nw, ip, w); - } - nc = ip[1]; - if (n > nc) { - nc = n; - makect(nc, ip, w + nw); - } - if (isgn < 0) { - xr = a[n - 1]; - for (j = n - 2; j >= 2; j -= 2) { - a[j + 1] = a[j] - a[j - 1]; - a[j] += a[j - 1]; - } - a[1] = a[0] - xr; - a[0] += xr; - if (n > 4) { - rftbsub(n, a, nc, w + nw); - cftbsub(n, a, ip, nw, w); - } else if (n == 4) { - cftbsub(n, a, ip, nw, w); - } - } - dctsub(n, a, nc, w + nw); - if (isgn >= 0) { - if (n > 4) { - cftfsub(n, a, ip, nw, w); - rftfsub(n, a, nc, w + nw); - } else if (n == 4) { - cftfsub(n, a, ip, nw, w); - } - xr = a[0] - a[1]; - a[0] += a[1]; - for (j = 2; j < n; j += 2) { - a[j - 1] = a[j] - a[j + 1]; - a[j] += a[j + 1]; - } - a[n - 1] = xr; - } -} - - -void ddst(int n, int isgn, double *a, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void makect(int nc, int *ip, double *c); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void cftbsub(int n, double *a, int *ip, int nw, double *w); - void rftfsub(int n, double *a, int nc, double *c); - void rftbsub(int n, double *a, int nc, double *c); - void dstsub(int n, double *a, int nc, double *c); - int j, nw, nc; - double xr; - - nw = ip[0]; - if (n > (nw << 2)) { - nw = n >> 2; - makewt(nw, ip, w); - } - nc = ip[1]; - if (n > nc) { - nc = n; - makect(nc, ip, w + nw); - } - if (isgn < 0) { - xr = a[n - 1]; - for (j = n - 2; j >= 2; j -= 2) { - a[j + 1] = -a[j] - a[j - 1]; - a[j] -= a[j - 1]; - } - a[1] = a[0] + xr; - a[0] -= xr; - if (n > 4) { - rftbsub(n, a, nc, w + nw); - cftbsub(n, a, ip, nw, w); - } else if (n == 4) { - cftbsub(n, a, ip, nw, w); - } - } - dstsub(n, a, nc, w + nw); - if (isgn >= 0) { - if (n > 4) { - cftfsub(n, a, ip, nw, w); - rftfsub(n, a, nc, w + nw); - } else if (n == 4) { - cftfsub(n, a, ip, nw, w); - } - xr = a[0] - a[1]; - a[0] += a[1]; - for (j = 2; j < n; j += 2) { - a[j - 1] = -a[j] - a[j + 1]; - a[j] -= a[j + 1]; - } - a[n - 1] = -xr; - } -} - - -void dfct(int n, double *a, double *t, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void makect(int nc, int *ip, double *c); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void rftfsub(int n, double *a, int nc, double *c); - void dctsub(int n, double *a, int nc, double *c); - int j, k, l, m, mh, nw, nc; - double xr, xi, yr, yi; - - nw = ip[0]; - if (n > (nw << 3)) { - nw = n >> 3; - makewt(nw, ip, w); - } - nc = ip[1]; - if (n > (nc << 1)) { - nc = n >> 1; - makect(nc, ip, w + nw); - } - m = n >> 1; - yi = a[m]; - xi = a[0] + a[n]; - a[0] -= a[n]; - t[0] = xi - yi; - t[m] = xi + yi; - if (n > 2) { - mh = m >> 1; - for (j = 1; j < mh; j++) { - k = m - j; - xr = a[j] - a[n - j]; - xi = a[j] + a[n - j]; - yr = a[k] - a[n - k]; - yi = a[k] + a[n - k]; - a[j] = xr; - a[k] = yr; - t[j] = xi - yi; - t[k] = xi + yi; - } - t[mh] = a[mh] + a[n - mh]; - a[mh] -= a[n - mh]; - dctsub(m, a, nc, w + nw); - if (m > 4) { - cftfsub(m, a, ip, nw, w); - rftfsub(m, a, nc, w + nw); - } else if (m == 4) { - cftfsub(m, a, ip, nw, w); - } - a[n - 1] = a[0] - a[1]; - a[1] = a[0] + a[1]; - for (j = m - 2; j >= 2; j -= 2) { - a[2 * j + 1] = a[j] + a[j + 1]; - a[2 * j - 1] = a[j] - a[j + 1]; - } - l = 2; - m = mh; - while (m >= 2) { - dctsub(m, t, nc, w + nw); - if (m > 4) { - cftfsub(m, t, ip, nw, w); - rftfsub(m, t, nc, w + nw); - } else if (m == 4) { - cftfsub(m, t, ip, nw, w); - } - a[n - l] = t[0] - t[1]; - a[l] = t[0] + t[1]; - k = 0; - for (j = 2; j < m; j += 2) { - k += l << 2; - a[k - l] = t[j] - t[j + 1]; - a[k + l] = t[j] + t[j + 1]; - } - l <<= 1; - mh = m >> 1; - for (j = 0; j < mh; j++) { - k = m - j; - t[j] = t[m + k] - t[m + j]; - t[k] = t[m + k] + t[m + j]; - } - t[mh] = t[m + mh]; - m = mh; - } - a[l] = t[0]; - a[n] = t[2] - t[1]; - a[0] = t[2] + t[1]; - } else { - a[1] = a[0]; - a[2] = t[0]; - a[0] = t[1]; - } -} - - -void dfst(int n, double *a, double *t, int *ip, double *w) -{ - void makewt(int nw, int *ip, double *w); - void makect(int nc, int *ip, double *c); - void cftfsub(int n, double *a, int *ip, int nw, double *w); - void rftfsub(int n, double *a, int nc, double *c); - void dstsub(int n, double *a, int nc, double *c); - int j, k, l, m, mh, nw, nc; - double xr, xi, yr, yi; - - nw = ip[0]; - if (n > (nw << 3)) { - nw = n >> 3; - makewt(nw, ip, w); - } - nc = ip[1]; - if (n > (nc << 1)) { - nc = n >> 1; - makect(nc, ip, w + nw); - } - if (n > 2) { - m = n >> 1; - mh = m >> 1; - for (j = 1; j < mh; j++) { - k = m - j; - xr = a[j] + a[n - j]; - xi = a[j] - a[n - j]; - yr = a[k] + a[n - k]; - yi = a[k] - a[n - k]; - a[j] = xr; - a[k] = yr; - t[j] = xi + yi; - t[k] = xi - yi; - } - t[0] = a[mh] - a[n - mh]; - a[mh] += a[n - mh]; - a[0] = a[m]; - dstsub(m, a, nc, w + nw); - if (m > 4) { - cftfsub(m, a, ip, nw, w); - rftfsub(m, a, nc, w + nw); - } else if (m == 4) { - cftfsub(m, a, ip, nw, w); - } - a[n - 1] = a[1] - a[0]; - a[1] = a[0] + a[1]; - for (j = m - 2; j >= 2; j -= 2) { - a[2 * j + 1] = a[j] - a[j + 1]; - a[2 * j - 1] = -a[j] - a[j + 1]; - } - l = 2; - m = mh; - while (m >= 2) { - dstsub(m, t, nc, w + nw); - if (m > 4) { - cftfsub(m, t, ip, nw, w); - rftfsub(m, t, nc, w + nw); - } else if (m == 4) { - cftfsub(m, t, ip, nw, w); - } - a[n - l] = t[1] - t[0]; - a[l] = t[0] + t[1]; - k = 0; - for (j = 2; j < m; j += 2) { - k += l << 2; - a[k - l] = -t[j] - t[j + 1]; - a[k + l] = t[j] - t[j + 1]; - } - l <<= 1; - mh = m >> 1; - for (j = 1; j < mh; j++) { - k = m - j; - t[j] = t[m + k] + t[m + j]; - t[k] = t[m + k] - t[m + j]; - } - t[0] = t[m + mh]; - m = mh; - } - a[l] = t[0]; - } - a[0] = 0; -} - - -/* -------- initializing routines -------- */ - - -#include <math.h> - -void makewt(int nw, int *ip, double *w) -{ - void makeipt(int nw, int *ip); - int j, nwh, nw0, nw1; - double delta, wn4r, wk1r, wk1i, wk3r, wk3i; - - ip[0] = nw; - ip[1] = 1; - if (nw > 2) { - nwh = nw >> 1; - delta = atan(1.0) / nwh; - wn4r = cos(delta * nwh); - w[0] = 1; - w[1] = wn4r; - if (nwh == 4) { - w[2] = cos(delta * 2); - w[3] = sin(delta * 2); - } else if (nwh > 4) { - makeipt(nw, ip); - w[2] = 0.5 / cos(delta * 2); - w[3] = 0.5 / cos(delta * 6); - for (j = 4; j < nwh; j += 4) { - w[j] = cos(delta * j); - w[j + 1] = sin(delta * j); - w[j + 2] = cos(3 * delta * j); - w[j + 3] = -sin(3 * delta * j); - } - } - nw0 = 0; - while (nwh > 2) { - nw1 = nw0 + nwh; - nwh >>= 1; - w[nw1] = 1; - w[nw1 + 1] = wn4r; - if (nwh == 4) { - wk1r = w[nw0 + 4]; - wk1i = w[nw0 + 5]; - w[nw1 + 2] = wk1r; - w[nw1 + 3] = wk1i; - } else if (nwh > 4) { - wk1r = w[nw0 + 4]; - wk3r = w[nw0 + 6]; - w[nw1 + 2] = 0.5 / wk1r; - w[nw1 + 3] = 0.5 / wk3r; - for (j = 4; j < nwh; j += 4) { - wk1r = w[nw0 + 2 * j]; - wk1i = w[nw0 + 2 * j + 1]; - wk3r = w[nw0 + 2 * j + 2]; - wk3i = w[nw0 + 2 * j + 3]; - w[nw1 + j] = wk1r; - w[nw1 + j + 1] = wk1i; - w[nw1 + j + 2] = wk3r; - w[nw1 + j + 3] = wk3i; - } - } - nw0 = nw1; - } - } -} - - -void makeipt(int nw, int *ip) -{ - int j, l, m, m2, p, q; - - ip[2] = 0; - ip[3] = 16; - m = 2; - for (l = nw; l > 32; l >>= 2) { - m2 = m << 1; - q = m2 << 3; - for (j = m; j < m2; j++) { - p = ip[j] << 2; - ip[m + j] = p; - ip[m2 + j] = p + q; - } - m = m2; - } -} - - -void makect(int nc, int *ip, double *c) -{ - int j, nch; - double delta; - - ip[1] = nc; - if (nc > 1) { - nch = nc >> 1; - delta = atan(1.0) / nch; - c[0] = cos(delta * nch); - c[nch] = 0.5 * c[0]; - for (j = 1; j < nch; j++) { - c[j] = 0.5 * cos(delta * j); - c[nc - j] = 0.5 * sin(delta * j); - } - } -} - - -/* -------- child routines -------- */ - - -#ifdef USE_CDFT_PTHREADS -#define USE_CDFT_THREADS -#ifndef CDFT_THREADS_BEGIN_N -#define CDFT_THREADS_BEGIN_N 8192 -#endif -#ifndef CDFT_4THREADS_BEGIN_N -#define CDFT_4THREADS_BEGIN_N 65536 -#endif -#include <pthread.h> -#include <stdio.h> -#include <stdlib.h> -#define cdft_thread_t pthread_t -#define cdft_thread_create(thp,func,argp) { \ - if (pthread_create(thp, NULL, func, (void *) argp) != 0) { \ - fprintf(stderr, "cdft thread error\n"); \ - exit(1); \ - } \ -} -#define cdft_thread_wait(th) { \ - if (pthread_join(th, NULL) != 0) { \ - fprintf(stderr, "cdft thread error\n"); \ - exit(1); \ - } \ -} -#endif /* USE_CDFT_PTHREADS */ - - -#ifdef USE_CDFT_WINTHREADS -#define USE_CDFT_THREADS -#ifndef CDFT_THREADS_BEGIN_N -#define CDFT_THREADS_BEGIN_N 32768 -#endif -#ifndef CDFT_4THREADS_BEGIN_N -#define CDFT_4THREADS_BEGIN_N 524288 -#endif -#include <windows.h> -#include <stdio.h> -#include <stdlib.h> -#define cdft_thread_t HANDLE -#define cdft_thread_create(thp,func,argp) { \ - DWORD thid; \ - *(thp) = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) func, (LPVOID) argp, 0, &thid); \ - if (*(thp) == 0) { \ - fprintf(stderr, "cdft thread error\n"); \ - exit(1); \ - } \ -} -#define cdft_thread_wait(th) { \ - WaitForSingleObject(th, INFINITE); \ - CloseHandle(th); \ -} -#endif /* USE_CDFT_WINTHREADS */ - - -void cftfsub(int n, double *a, int *ip, int nw, double *w) -{ - void bitrv2(int n, int *ip, double *a); - void bitrv216(double *a); - void bitrv208(double *a); - void cftf1st(int n, double *a, double *w); - void cftrec4(int n, double *a, int nw, double *w); - void cftleaf(int n, int isplt, double *a, int nw, double *w); - void cftfx41(int n, double *a, int nw, double *w); - void cftf161(double *a, double *w); - void cftf081(double *a, double *w); - void cftf040(double *a); - void cftx020(double *a); -#ifdef USE_CDFT_THREADS - void cftrec4_th(int n, double *a, int nw, double *w); -#endif /* USE_CDFT_THREADS */ - - if (n > 8) { - if (n > 32) { - cftf1st(n, a, &w[nw - (n >> 2)]); -#ifdef USE_CDFT_THREADS - if (n > CDFT_THREADS_BEGIN_N) { - cftrec4_th(n, a, nw, w); - } else -#endif /* USE_CDFT_THREADS */ - if (n > 512) { - cftrec4(n, a, nw, w); - } else if (n > 128) { - cftleaf(n, 1, a, nw, w); - } else { - cftfx41(n, a, nw, w); - } - bitrv2(n, ip, a); - } else if (n == 32) { - cftf161(a, &w[nw - 8]); - bitrv216(a); - } else { - cftf081(a, w); - bitrv208(a); - } - } else if (n == 8) { - cftf040(a); - } else if (n == 4) { - cftx020(a); - } -} - - -void cftbsub(int n, double *a, int *ip, int nw, double *w) -{ - void bitrv2conj(int n, int *ip, double *a); - void bitrv216neg(double *a); - void bitrv208neg(double *a); - void cftb1st(int n, double *a, double *w); - void cftrec4(int n, double *a, int nw, double *w); - void cftleaf(int n, int isplt, double *a, int nw, double *w); - void cftfx41(int n, double *a, int nw, double *w); - void cftf161(double *a, double *w); - void cftf081(double *a, double *w); - void cftb040(double *a); - void cftx020(double *a); -#ifdef USE_CDFT_THREADS - void cftrec4_th(int n, double *a, int nw, double *w); -#endif /* USE_CDFT_THREADS */ - - if (n > 8) { - if (n > 32) { - cftb1st(n, a, &w[nw - (n >> 2)]); -#ifdef USE_CDFT_THREADS - if (n > CDFT_THREADS_BEGIN_N) { - cftrec4_th(n, a, nw, w); - } else -#endif /* USE_CDFT_THREADS */ - if (n > 512) { - cftrec4(n, a, nw, w); - } else if (n > 128) { - cftleaf(n, 1, a, nw, w); - } else { - cftfx41(n, a, nw, w); - } - bitrv2conj(n, ip, a); - } else if (n == 32) { - cftf161(a, &w[nw - 8]); - bitrv216neg(a); - } else { - cftf081(a, w); - bitrv208neg(a); - } - } else if (n == 8) { - cftb040(a); - } else if (n == 4) { - cftx020(a); - } -} - - -void bitrv2(int n, int *ip, double *a) -{ - int j, j1, k, k1, l, m, nh, nm; - double xr, xi, yr, yi; - - m = 1; - for (l = n >> 2; l > 8; l >>= 2) { - m <<= 1; - } - nh = n >> 1; - nm = 4 * m; - if (l == 8) { - for (k = 0; k < m; k++) { - for (j = 0; j < k; j++) { - j1 = 4 * j + 2 * ip[m + k]; - k1 = 4 * k + 2 * ip[m + j]; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh; - k1 += 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 += nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += 2; - k1 += nh; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh; - k1 -= 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 += nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - k1 = 4 * k + 2 * ip[m + k]; - j1 = k1 + 2; - k1 += nh; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= 2; - k1 -= nh; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh + 2; - k1 += nh + 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh - nm; - k1 += 2 * nm - 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - } else { - for (k = 0; k < m; k++) { - for (j = 0; j < k; j++) { - j1 = 4 * j + ip[m + k]; - k1 = 4 * k + ip[m + j]; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh; - k1 += 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += 2; - k1 += nh; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh; - k1 -= 2; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - k1 = 4 * k + ip[m + k]; - j1 = k1 + 2; - k1 += nh; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += nm; - xr = a[j1]; - xi = a[j1 + 1]; - yr = a[k1]; - yi = a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - } -} - - -void bitrv2conj(int n, int *ip, double *a) -{ - int j, j1, k, k1, l, m, nh, nm; - double xr, xi, yr, yi; - - m = 1; - for (l = n >> 2; l > 8; l >>= 2) { - m <<= 1; - } - nh = n >> 1; - nm = 4 * m; - if (l == 8) { - for (k = 0; k < m; k++) { - for (j = 0; j < k; j++) { - j1 = 4 * j + 2 * ip[m + k]; - k1 = 4 * k + 2 * ip[m + j]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh; - k1 += 2; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 += nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += 2; - k1 += nh; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh; - k1 -= 2; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 += nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - k1 = 4 * k + 2 * ip[m + k]; - j1 = k1 + 2; - k1 += nh; - a[j1 - 1] = -a[j1 - 1]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - a[k1 + 3] = -a[k1 + 3]; - j1 += nm; - k1 += 2 * nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 -= nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= 2; - k1 -= nh; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh + 2; - k1 += nh + 2; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh - nm; - k1 += 2 * nm - 2; - a[j1 - 1] = -a[j1 - 1]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - a[k1 + 3] = -a[k1 + 3]; - } - } else { - for (k = 0; k < m; k++) { - for (j = 0; j < k; j++) { - j1 = 4 * j + ip[m + k]; - k1 = 4 * k + ip[m + j]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nh; - k1 += 2; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += 2; - k1 += nh; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 += nm; - k1 += nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nh; - k1 -= 2; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - j1 -= nm; - k1 -= nm; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - } - k1 = 4 * k + ip[m + k]; - j1 = k1 + 2; - k1 += nh; - a[j1 - 1] = -a[j1 - 1]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - a[k1 + 3] = -a[k1 + 3]; - j1 += nm; - k1 += nm; - a[j1 - 1] = -a[j1 - 1]; - xr = a[j1]; - xi = -a[j1 + 1]; - yr = a[k1]; - yi = -a[k1 + 1]; - a[j1] = yr; - a[j1 + 1] = yi; - a[k1] = xr; - a[k1 + 1] = xi; - a[k1 + 3] = -a[k1 + 3]; - } - } -} - - -void bitrv216(double *a) -{ - double x1r, x1i, x2r, x2i, x3r, x3i, x4r, x4i, - x5r, x5i, x7r, x7i, x8r, x8i, x10r, x10i, - x11r, x11i, x12r, x12i, x13r, x13i, x14r, x14i; - - x1r = a[2]; - x1i = a[3]; - x2r = a[4]; - x2i = a[5]; - x3r = a[6]; - x3i = a[7]; - x4r = a[8]; - x4i = a[9]; - x5r = a[10]; - x5i = a[11]; - x7r = a[14]; - x7i = a[15]; - x8r = a[16]; - x8i = a[17]; - x10r = a[20]; - x10i = a[21]; - x11r = a[22]; - x11i = a[23]; - x12r = a[24]; - x12i = a[25]; - x13r = a[26]; - x13i = a[27]; - x14r = a[28]; - x14i = a[29]; - a[2] = x8r; - a[3] = x8i; - a[4] = x4r; - a[5] = x4i; - a[6] = x12r; - a[7] = x12i; - a[8] = x2r; - a[9] = x2i; - a[10] = x10r; - a[11] = x10i; - a[14] = x14r; - a[15] = x14i; - a[16] = x1r; - a[17] = x1i; - a[20] = x5r; - a[21] = x5i; - a[22] = x13r; - a[23] = x13i; - a[24] = x3r; - a[25] = x3i; - a[26] = x11r; - a[27] = x11i; - a[28] = x7r; - a[29] = x7i; -} - - -void bitrv216neg(double *a) -{ - double x1r, x1i, x2r, x2i, x3r, x3i, x4r, x4i, - x5r, x5i, x6r, x6i, x7r, x7i, x8r, x8i, - x9r, x9i, x10r, x10i, x11r, x11i, x12r, x12i, - x13r, x13i, x14r, x14i, x15r, x15i; - - x1r = a[2]; - x1i = a[3]; - x2r = a[4]; - x2i = a[5]; - x3r = a[6]; - x3i = a[7]; - x4r = a[8]; - x4i = a[9]; - x5r = a[10]; - x5i = a[11]; - x6r = a[12]; - x6i = a[13]; - x7r = a[14]; - x7i = a[15]; - x8r = a[16]; - x8i = a[17]; - x9r = a[18]; - x9i = a[19]; - x10r = a[20]; - x10i = a[21]; - x11r = a[22]; - x11i = a[23]; - x12r = a[24]; - x12i = a[25]; - x13r = a[26]; - x13i = a[27]; - x14r = a[28]; - x14i = a[29]; - x15r = a[30]; - x15i = a[31]; - a[2] = x15r; - a[3] = x15i; - a[4] = x7r; - a[5] = x7i; - a[6] = x11r; - a[7] = x11i; - a[8] = x3r; - a[9] = x3i; - a[10] = x13r; - a[11] = x13i; - a[12] = x5r; - a[13] = x5i; - a[14] = x9r; - a[15] = x9i; - a[16] = x1r; - a[17] = x1i; - a[18] = x14r; - a[19] = x14i; - a[20] = x6r; - a[21] = x6i; - a[22] = x10r; - a[23] = x10i; - a[24] = x2r; - a[25] = x2i; - a[26] = x12r; - a[27] = x12i; - a[28] = x4r; - a[29] = x4i; - a[30] = x8r; - a[31] = x8i; -} - - -void bitrv208(double *a) -{ - double x1r, x1i, x3r, x3i, x4r, x4i, x6r, x6i; - - x1r = a[2]; - x1i = a[3]; - x3r = a[6]; - x3i = a[7]; - x4r = a[8]; - x4i = a[9]; - x6r = a[12]; - x6i = a[13]; - a[2] = x4r; - a[3] = x4i; - a[6] = x6r; - a[7] = x6i; - a[8] = x1r; - a[9] = x1i; - a[12] = x3r; - a[13] = x3i; -} - - -void bitrv208neg(double *a) -{ - double x1r, x1i, x2r, x2i, x3r, x3i, x4r, x4i, - x5r, x5i, x6r, x6i, x7r, x7i; - - x1r = a[2]; - x1i = a[3]; - x2r = a[4]; - x2i = a[5]; - x3r = a[6]; - x3i = a[7]; - x4r = a[8]; - x4i = a[9]; - x5r = a[10]; - x5i = a[11]; - x6r = a[12]; - x6i = a[13]; - x7r = a[14]; - x7i = a[15]; - a[2] = x7r; - a[3] = x7i; - a[4] = x3r; - a[5] = x3i; - a[6] = x5r; - a[7] = x5i; - a[8] = x1r; - a[9] = x1i; - a[10] = x6r; - a[11] = x6i; - a[12] = x2r; - a[13] = x2i; - a[14] = x4r; - a[15] = x4i; -} - - -void cftf1st(int n, double *a, double *w) -{ - int j, j0, j1, j2, j3, k, m, mh; - double wn4r, csc1, csc3, wk1r, wk1i, wk3r, wk3i, - wd1r, wd1i, wd3r, wd3i; - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i; - - mh = n >> 3; - m = 2 * mh; - j1 = m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[0] + a[j2]; - x0i = a[1] + a[j2 + 1]; - x1r = a[0] - a[j2]; - x1i = a[1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[0] = x0r + x2r; - a[1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - a[j2] = x1r - x3i; - a[j2 + 1] = x1i + x3r; - a[j3] = x1r + x3i; - a[j3 + 1] = x1i - x3r; - wn4r = w[1]; - csc1 = w[2]; - csc3 = w[3]; - wd1r = 1; - wd1i = 0; - wd3r = 1; - wd3i = 0; - k = 0; - for (j = 2; j < mh - 2; j += 4) { - k += 4; - wk1r = csc1 * (wd1r + w[k]); - wk1i = csc1 * (wd1i + w[k + 1]); - wk3r = csc3 * (wd3r + w[k + 2]); - wk3i = csc3 * (wd3i + w[k + 3]); - wd1r = w[k]; - wd1i = w[k + 1]; - wd3r = w[k + 2]; - wd3i = w[k + 3]; - j1 = j + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j] + a[j2]; - x0i = a[j + 1] + a[j2 + 1]; - x1r = a[j] - a[j2]; - x1i = a[j + 1] - a[j2 + 1]; - y0r = a[j + 2] + a[j2 + 2]; - y0i = a[j + 3] + a[j2 + 3]; - y1r = a[j + 2] - a[j2 + 2]; - y1i = a[j + 3] - a[j2 + 3]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - y2r = a[j1 + 2] + a[j3 + 2]; - y2i = a[j1 + 3] + a[j3 + 3]; - y3r = a[j1 + 2] - a[j3 + 2]; - y3i = a[j1 + 3] - a[j3 + 3]; - a[j] = x0r + x2r; - a[j + 1] = x0i + x2i; - a[j + 2] = y0r + y2r; - a[j + 3] = y0i + y2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - a[j1 + 2] = y0r - y2r; - a[j1 + 3] = y0i - y2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wk1r * x0r - wk1i * x0i; - a[j2 + 1] = wk1r * x0i + wk1i * x0r; - x0r = y1r - y3i; - x0i = y1i + y3r; - a[j2 + 2] = wd1r * x0r - wd1i * x0i; - a[j2 + 3] = wd1r * x0i + wd1i * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = wk3r * x0r + wk3i * x0i; - a[j3 + 1] = wk3r * x0i - wk3i * x0r; - x0r = y1r + y3i; - x0i = y1i - y3r; - a[j3 + 2] = wd3r * x0r + wd3i * x0i; - a[j3 + 3] = wd3r * x0i - wd3i * x0r; - j0 = m - j; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] + a[j2]; - x0i = a[j0 + 1] + a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = a[j0 + 1] - a[j2 + 1]; - y0r = a[j0 - 2] + a[j2 - 2]; - y0i = a[j0 - 1] + a[j2 - 1]; - y1r = a[j0 - 2] - a[j2 - 2]; - y1i = a[j0 - 1] - a[j2 - 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - y2r = a[j1 - 2] + a[j3 - 2]; - y2i = a[j1 - 1] + a[j3 - 1]; - y3r = a[j1 - 2] - a[j3 - 2]; - y3i = a[j1 - 1] - a[j3 - 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i + x2i; - a[j0 - 2] = y0r + y2r; - a[j0 - 1] = y0i + y2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - a[j1 - 2] = y0r - y2r; - a[j1 - 1] = y0i - y2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wk1i * x0r - wk1r * x0i; - a[j2 + 1] = wk1i * x0i + wk1r * x0r; - x0r = y1r - y3i; - x0i = y1i + y3r; - a[j2 - 2] = wd1i * x0r - wd1r * x0i; - a[j2 - 1] = wd1i * x0i + wd1r * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = wk3i * x0r + wk3r * x0i; - a[j3 + 1] = wk3i * x0i - wk3r * x0r; - x0r = y1r + y3i; - x0i = y1i - y3r; - a[j3 - 2] = wd3i * x0r + wd3r * x0i; - a[j3 - 1] = wd3i * x0i - wd3r * x0r; - } - wk1r = csc1 * (wd1r + wn4r); - wk1i = csc1 * (wd1i + wn4r); - wk3r = csc3 * (wd3r - wn4r); - wk3i = csc3 * (wd3i - wn4r); - j0 = mh; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0 - 2] + a[j2 - 2]; - x0i = a[j0 - 1] + a[j2 - 1]; - x1r = a[j0 - 2] - a[j2 - 2]; - x1i = a[j0 - 1] - a[j2 - 1]; - x2r = a[j1 - 2] + a[j3 - 2]; - x2i = a[j1 - 1] + a[j3 - 1]; - x3r = a[j1 - 2] - a[j3 - 2]; - x3i = a[j1 - 1] - a[j3 - 1]; - a[j0 - 2] = x0r + x2r; - a[j0 - 1] = x0i + x2i; - a[j1 - 2] = x0r - x2r; - a[j1 - 1] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2 - 2] = wk1r * x0r - wk1i * x0i; - a[j2 - 1] = wk1r * x0i + wk1i * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3 - 2] = wk3r * x0r + wk3i * x0i; - a[j3 - 1] = wk3r * x0i - wk3i * x0r; - x0r = a[j0] + a[j2]; - x0i = a[j0 + 1] + a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = a[j0 + 1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wn4r * (x0r - x0i); - a[j2 + 1] = wn4r * (x0i + x0r); - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = -wn4r * (x0r + x0i); - a[j3 + 1] = -wn4r * (x0i - x0r); - x0r = a[j0 + 2] + a[j2 + 2]; - x0i = a[j0 + 3] + a[j2 + 3]; - x1r = a[j0 + 2] - a[j2 + 2]; - x1i = a[j0 + 3] - a[j2 + 3]; - x2r = a[j1 + 2] + a[j3 + 2]; - x2i = a[j1 + 3] + a[j3 + 3]; - x3r = a[j1 + 2] - a[j3 + 2]; - x3i = a[j1 + 3] - a[j3 + 3]; - a[j0 + 2] = x0r + x2r; - a[j0 + 3] = x0i + x2i; - a[j1 + 2] = x0r - x2r; - a[j1 + 3] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2 + 2] = wk1i * x0r - wk1r * x0i; - a[j2 + 3] = wk1i * x0i + wk1r * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3 + 2] = wk3i * x0r + wk3r * x0i; - a[j3 + 3] = wk3i * x0i - wk3r * x0r; -} - - -void cftb1st(int n, double *a, double *w) -{ - int j, j0, j1, j2, j3, k, m, mh; - double wn4r, csc1, csc3, wk1r, wk1i, wk3r, wk3i, - wd1r, wd1i, wd3r, wd3i; - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i; - - mh = n >> 3; - m = 2 * mh; - j1 = m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[0] + a[j2]; - x0i = -a[1] - a[j2 + 1]; - x1r = a[0] - a[j2]; - x1i = -a[1] + a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[0] = x0r + x2r; - a[1] = x0i - x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i + x2i; - a[j2] = x1r + x3i; - a[j2 + 1] = x1i + x3r; - a[j3] = x1r - x3i; - a[j3 + 1] = x1i - x3r; - wn4r = w[1]; - csc1 = w[2]; - csc3 = w[3]; - wd1r = 1; - wd1i = 0; - wd3r = 1; - wd3i = 0; - k = 0; - for (j = 2; j < mh - 2; j += 4) { - k += 4; - wk1r = csc1 * (wd1r + w[k]); - wk1i = csc1 * (wd1i + w[k + 1]); - wk3r = csc3 * (wd3r + w[k + 2]); - wk3i = csc3 * (wd3i + w[k + 3]); - wd1r = w[k]; - wd1i = w[k + 1]; - wd3r = w[k + 2]; - wd3i = w[k + 3]; - j1 = j + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j] + a[j2]; - x0i = -a[j + 1] - a[j2 + 1]; - x1r = a[j] - a[j2]; - x1i = -a[j + 1] + a[j2 + 1]; - y0r = a[j + 2] + a[j2 + 2]; - y0i = -a[j + 3] - a[j2 + 3]; - y1r = a[j + 2] - a[j2 + 2]; - y1i = -a[j + 3] + a[j2 + 3]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - y2r = a[j1 + 2] + a[j3 + 2]; - y2i = a[j1 + 3] + a[j3 + 3]; - y3r = a[j1 + 2] - a[j3 + 2]; - y3i = a[j1 + 3] - a[j3 + 3]; - a[j] = x0r + x2r; - a[j + 1] = x0i - x2i; - a[j + 2] = y0r + y2r; - a[j + 3] = y0i - y2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i + x2i; - a[j1 + 2] = y0r - y2r; - a[j1 + 3] = y0i + y2i; - x0r = x1r + x3i; - x0i = x1i + x3r; - a[j2] = wk1r * x0r - wk1i * x0i; - a[j2 + 1] = wk1r * x0i + wk1i * x0r; - x0r = y1r + y3i; - x0i = y1i + y3r; - a[j2 + 2] = wd1r * x0r - wd1i * x0i; - a[j2 + 3] = wd1r * x0i + wd1i * x0r; - x0r = x1r - x3i; - x0i = x1i - x3r; - a[j3] = wk3r * x0r + wk3i * x0i; - a[j3 + 1] = wk3r * x0i - wk3i * x0r; - x0r = y1r - y3i; - x0i = y1i - y3r; - a[j3 + 2] = wd3r * x0r + wd3i * x0i; - a[j3 + 3] = wd3r * x0i - wd3i * x0r; - j0 = m - j; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] + a[j2]; - x0i = -a[j0 + 1] - a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = -a[j0 + 1] + a[j2 + 1]; - y0r = a[j0 - 2] + a[j2 - 2]; - y0i = -a[j0 - 1] - a[j2 - 1]; - y1r = a[j0 - 2] - a[j2 - 2]; - y1i = -a[j0 - 1] + a[j2 - 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - y2r = a[j1 - 2] + a[j3 - 2]; - y2i = a[j1 - 1] + a[j3 - 1]; - y3r = a[j1 - 2] - a[j3 - 2]; - y3i = a[j1 - 1] - a[j3 - 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i - x2i; - a[j0 - 2] = y0r + y2r; - a[j0 - 1] = y0i - y2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i + x2i; - a[j1 - 2] = y0r - y2r; - a[j1 - 1] = y0i + y2i; - x0r = x1r + x3i; - x0i = x1i + x3r; - a[j2] = wk1i * x0r - wk1r * x0i; - a[j2 + 1] = wk1i * x0i + wk1r * x0r; - x0r = y1r + y3i; - x0i = y1i + y3r; - a[j2 - 2] = wd1i * x0r - wd1r * x0i; - a[j2 - 1] = wd1i * x0i + wd1r * x0r; - x0r = x1r - x3i; - x0i = x1i - x3r; - a[j3] = wk3i * x0r + wk3r * x0i; - a[j3 + 1] = wk3i * x0i - wk3r * x0r; - x0r = y1r - y3i; - x0i = y1i - y3r; - a[j3 - 2] = wd3i * x0r + wd3r * x0i; - a[j3 - 1] = wd3i * x0i - wd3r * x0r; - } - wk1r = csc1 * (wd1r + wn4r); - wk1i = csc1 * (wd1i + wn4r); - wk3r = csc3 * (wd3r - wn4r); - wk3i = csc3 * (wd3i - wn4r); - j0 = mh; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0 - 2] + a[j2 - 2]; - x0i = -a[j0 - 1] - a[j2 - 1]; - x1r = a[j0 - 2] - a[j2 - 2]; - x1i = -a[j0 - 1] + a[j2 - 1]; - x2r = a[j1 - 2] + a[j3 - 2]; - x2i = a[j1 - 1] + a[j3 - 1]; - x3r = a[j1 - 2] - a[j3 - 2]; - x3i = a[j1 - 1] - a[j3 - 1]; - a[j0 - 2] = x0r + x2r; - a[j0 - 1] = x0i - x2i; - a[j1 - 2] = x0r - x2r; - a[j1 - 1] = x0i + x2i; - x0r = x1r + x3i; - x0i = x1i + x3r; - a[j2 - 2] = wk1r * x0r - wk1i * x0i; - a[j2 - 1] = wk1r * x0i + wk1i * x0r; - x0r = x1r - x3i; - x0i = x1i - x3r; - a[j3 - 2] = wk3r * x0r + wk3i * x0i; - a[j3 - 1] = wk3r * x0i - wk3i * x0r; - x0r = a[j0] + a[j2]; - x0i = -a[j0 + 1] - a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = -a[j0 + 1] + a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i - x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i + x2i; - x0r = x1r + x3i; - x0i = x1i + x3r; - a[j2] = wn4r * (x0r - x0i); - a[j2 + 1] = wn4r * (x0i + x0r); - x0r = x1r - x3i; - x0i = x1i - x3r; - a[j3] = -wn4r * (x0r + x0i); - a[j3 + 1] = -wn4r * (x0i - x0r); - x0r = a[j0 + 2] + a[j2 + 2]; - x0i = -a[j0 + 3] - a[j2 + 3]; - x1r = a[j0 + 2] - a[j2 + 2]; - x1i = -a[j0 + 3] + a[j2 + 3]; - x2r = a[j1 + 2] + a[j3 + 2]; - x2i = a[j1 + 3] + a[j3 + 3]; - x3r = a[j1 + 2] - a[j3 + 2]; - x3i = a[j1 + 3] - a[j3 + 3]; - a[j0 + 2] = x0r + x2r; - a[j0 + 3] = x0i - x2i; - a[j1 + 2] = x0r - x2r; - a[j1 + 3] = x0i + x2i; - x0r = x1r + x3i; - x0i = x1i + x3r; - a[j2 + 2] = wk1i * x0r - wk1r * x0i; - a[j2 + 3] = wk1i * x0i + wk1r * x0r; - x0r = x1r - x3i; - x0i = x1i - x3r; - a[j3 + 2] = wk3i * x0r + wk3r * x0i; - a[j3 + 3] = wk3i * x0i - wk3r * x0r; -} - - -#ifdef USE_CDFT_THREADS -struct cdft_arg_st { - int n0; - int n; - double *a; - int nw; - double *w; -}; -typedef struct cdft_arg_st cdft_arg_t; - - -void cftrec4_th(int n, double *a, int nw, double *w) -{ - void *cftrec1_th(void *p); - void *cftrec2_th(void *p); - int i, idiv4, m, nthread; - cdft_thread_t th[4]; - cdft_arg_t ag[4]; - - nthread = 2; - idiv4 = 0; - m = n >> 1; - if (n > CDFT_4THREADS_BEGIN_N) { - nthread = 4; - idiv4 = 1; - m >>= 1; - } - for (i = 0; i < nthread; i++) { - ag[i].n0 = n; - ag[i].n = m; - ag[i].a = &a[i * m]; - ag[i].nw = nw; - ag[i].w = w; - if (i != idiv4) { - cdft_thread_create(&th[i], cftrec1_th, &ag[i]); - } else { - cdft_thread_create(&th[i], cftrec2_th, &ag[i]); - } - } - for (i = 0; i < nthread; i++) { - cdft_thread_wait(th[i]); - } -} - - -void *cftrec1_th(void *p) -{ - int cfttree(int n, int j, int k, double *a, int nw, double *w); - void cftleaf(int n, int isplt, double *a, int nw, double *w); - void cftmdl1(int n, double *a, double *w); - int isplt, j, k, m, n, n0, nw; - double *a, *w; - - n0 = ((cdft_arg_t *) p)->n0; - n = ((cdft_arg_t *) p)->n; - a = ((cdft_arg_t *) p)->a; - nw = ((cdft_arg_t *) p)->nw; - w = ((cdft_arg_t *) p)->w; - m = n0; - while (m > 512) { - m >>= 2; - cftmdl1(m, &a[n - m], &w[nw - (m >> 1)]); - } - cftleaf(m, 1, &a[n - m], nw, w); - k = 0; - for (j = n - m; j > 0; j -= m) { - k++; - isplt = cfttree(m, j, k, a, nw, w); - cftleaf(m, isplt, &a[j - m], nw, w); - } - return (void *) 0; -} - - -void *cftrec2_th(void *p) -{ - int cfttree(int n, int j, int k, double *a, int nw, double *w); - void cftleaf(int n, int isplt, double *a, int nw, double *w); - void cftmdl2(int n, double *a, double *w); - int isplt, j, k, m, n, n0, nw; - double *a, *w; - - n0 = ((cdft_arg_t *) p)->n0; - n = ((cdft_arg_t *) p)->n; - a = ((cdft_arg_t *) p)->a; - nw = ((cdft_arg_t *) p)->nw; - w = ((cdft_arg_t *) p)->w; - k = 1; - m = n0; - while (m > 512) { - m >>= 2; - k <<= 2; - cftmdl2(m, &a[n - m], &w[nw - m]); - } - cftleaf(m, 0, &a[n - m], nw, w); - k >>= 1; - for (j = n - m; j > 0; j -= m) { - k++; - isplt = cfttree(m, j, k, a, nw, w); - cftleaf(m, isplt, &a[j - m], nw, w); - } - return (void *) 0; -} -#endif /* USE_CDFT_THREADS */ - - -void cftrec4(int n, double *a, int nw, double *w) -{ - int cfttree(int n, int j, int k, double *a, int nw, double *w); - void cftleaf(int n, int isplt, double *a, int nw, double *w); - void cftmdl1(int n, double *a, double *w); - int isplt, j, k, m; - - m = n; - while (m > 512) { - m >>= 2; - cftmdl1(m, &a[n - m], &w[nw - (m >> 1)]); - } - cftleaf(m, 1, &a[n - m], nw, w); - k = 0; - for (j = n - m; j > 0; j -= m) { - k++; - isplt = cfttree(m, j, k, a, nw, w); - cftleaf(m, isplt, &a[j - m], nw, w); - } -} - - -int cfttree(int n, int j, int k, double *a, int nw, double *w) -{ - void cftmdl1(int n, double *a, double *w); - void cftmdl2(int n, double *a, double *w); - int i, isplt, m; - - if ((k & 3) != 0) { - isplt = k & 1; - if (isplt != 0) { - cftmdl1(n, &a[j - n], &w[nw - (n >> 1)]); - } else { - cftmdl2(n, &a[j - n], &w[nw - n]); - } - } else { - m = n; - for (i = k; (i & 3) == 0; i >>= 2) { - m <<= 2; - } - isplt = i & 1; - if (isplt != 0) { - while (m > 128) { - cftmdl1(m, &a[j - m], &w[nw - (m >> 1)]); - m >>= 2; - } - } else { - while (m > 128) { - cftmdl2(m, &a[j - m], &w[nw - m]); - m >>= 2; - } - } - } - return isplt; -} - - -void cftleaf(int n, int isplt, double *a, int nw, double *w) -{ - void cftmdl1(int n, double *a, double *w); - void cftmdl2(int n, double *a, double *w); - void cftf161(double *a, double *w); - void cftf162(double *a, double *w); - void cftf081(double *a, double *w); - void cftf082(double *a, double *w); - - if (n == 512) { - cftmdl1(128, a, &w[nw - 64]); - cftf161(a, &w[nw - 8]); - cftf162(&a[32], &w[nw - 32]); - cftf161(&a[64], &w[nw - 8]); - cftf161(&a[96], &w[nw - 8]); - cftmdl2(128, &a[128], &w[nw - 128]); - cftf161(&a[128], &w[nw - 8]); - cftf162(&a[160], &w[nw - 32]); - cftf161(&a[192], &w[nw - 8]); - cftf162(&a[224], &w[nw - 32]); - cftmdl1(128, &a[256], &w[nw - 64]); - cftf161(&a[256], &w[nw - 8]); - cftf162(&a[288], &w[nw - 32]); - cftf161(&a[320], &w[nw - 8]); - cftf161(&a[352], &w[nw - 8]); - if (isplt != 0) { - cftmdl1(128, &a[384], &w[nw - 64]); - cftf161(&a[480], &w[nw - 8]); - } else { - cftmdl2(128, &a[384], &w[nw - 128]); - cftf162(&a[480], &w[nw - 32]); - } - cftf161(&a[384], &w[nw - 8]); - cftf162(&a[416], &w[nw - 32]); - cftf161(&a[448], &w[nw - 8]); - } else { - cftmdl1(64, a, &w[nw - 32]); - cftf081(a, &w[nw - 8]); - cftf082(&a[16], &w[nw - 8]); - cftf081(&a[32], &w[nw - 8]); - cftf081(&a[48], &w[nw - 8]); - cftmdl2(64, &a[64], &w[nw - 64]); - cftf081(&a[64], &w[nw - 8]); - cftf082(&a[80], &w[nw - 8]); - cftf081(&a[96], &w[nw - 8]); - cftf082(&a[112], &w[nw - 8]); - cftmdl1(64, &a[128], &w[nw - 32]); - cftf081(&a[128], &w[nw - 8]); - cftf082(&a[144], &w[nw - 8]); - cftf081(&a[160], &w[nw - 8]); - cftf081(&a[176], &w[nw - 8]); - if (isplt != 0) { - cftmdl1(64, &a[192], &w[nw - 32]); - cftf081(&a[240], &w[nw - 8]); - } else { - cftmdl2(64, &a[192], &w[nw - 64]); - cftf082(&a[240], &w[nw - 8]); - } - cftf081(&a[192], &w[nw - 8]); - cftf082(&a[208], &w[nw - 8]); - cftf081(&a[224], &w[nw - 8]); - } -} - - -void cftmdl1(int n, double *a, double *w) -{ - int j, j0, j1, j2, j3, k, m, mh; - double wn4r, wk1r, wk1i, wk3r, wk3i; - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i; - - mh = n >> 3; - m = 2 * mh; - j1 = m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[0] + a[j2]; - x0i = a[1] + a[j2 + 1]; - x1r = a[0] - a[j2]; - x1i = a[1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[0] = x0r + x2r; - a[1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - a[j2] = x1r - x3i; - a[j2 + 1] = x1i + x3r; - a[j3] = x1r + x3i; - a[j3 + 1] = x1i - x3r; - wn4r = w[1]; - k = 0; - for (j = 2; j < mh; j += 2) { - k += 4; - wk1r = w[k]; - wk1i = w[k + 1]; - wk3r = w[k + 2]; - wk3i = w[k + 3]; - j1 = j + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j] + a[j2]; - x0i = a[j + 1] + a[j2 + 1]; - x1r = a[j] - a[j2]; - x1i = a[j + 1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[j] = x0r + x2r; - a[j + 1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wk1r * x0r - wk1i * x0i; - a[j2 + 1] = wk1r * x0i + wk1i * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = wk3r * x0r + wk3i * x0i; - a[j3 + 1] = wk3r * x0i - wk3i * x0r; - j0 = m - j; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] + a[j2]; - x0i = a[j0 + 1] + a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = a[j0 + 1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wk1i * x0r - wk1r * x0i; - a[j2 + 1] = wk1i * x0i + wk1r * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = wk3i * x0r + wk3r * x0i; - a[j3 + 1] = wk3i * x0i - wk3r * x0r; - } - j0 = mh; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] + a[j2]; - x0i = a[j0 + 1] + a[j2 + 1]; - x1r = a[j0] - a[j2]; - x1i = a[j0 + 1] - a[j2 + 1]; - x2r = a[j1] + a[j3]; - x2i = a[j1 + 1] + a[j3 + 1]; - x3r = a[j1] - a[j3]; - x3i = a[j1 + 1] - a[j3 + 1]; - a[j0] = x0r + x2r; - a[j0 + 1] = x0i + x2i; - a[j1] = x0r - x2r; - a[j1 + 1] = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - a[j2] = wn4r * (x0r - x0i); - a[j2 + 1] = wn4r * (x0i + x0r); - x0r = x1r + x3i; - x0i = x1i - x3r; - a[j3] = -wn4r * (x0r + x0i); - a[j3 + 1] = -wn4r * (x0i - x0r); -} - - -void cftmdl2(int n, double *a, double *w) -{ - int j, j0, j1, j2, j3, k, kr, m, mh; - double wn4r, wk1r, wk1i, wk3r, wk3i, wd1r, wd1i, wd3r, wd3i; - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i, y0r, y0i, y2r, y2i; - - mh = n >> 3; - m = 2 * mh; - wn4r = w[1]; - j1 = m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[0] - a[j2 + 1]; - x0i = a[1] + a[j2]; - x1r = a[0] + a[j2 + 1]; - x1i = a[1] - a[j2]; - x2r = a[j1] - a[j3 + 1]; - x2i = a[j1 + 1] + a[j3]; - x3r = a[j1] + a[j3 + 1]; - x3i = a[j1 + 1] - a[j3]; - y0r = wn4r * (x2r - x2i); - y0i = wn4r * (x2i + x2r); - a[0] = x0r + y0r; - a[1] = x0i + y0i; - a[j1] = x0r - y0r; - a[j1 + 1] = x0i - y0i; - y0r = wn4r * (x3r - x3i); - y0i = wn4r * (x3i + x3r); - a[j2] = x1r - y0i; - a[j2 + 1] = x1i + y0r; - a[j3] = x1r + y0i; - a[j3 + 1] = x1i - y0r; - k = 0; - kr = 2 * m; - for (j = 2; j < mh; j += 2) { - k += 4; - wk1r = w[k]; - wk1i = w[k + 1]; - wk3r = w[k + 2]; - wk3i = w[k + 3]; - kr -= 4; - wd1i = w[kr]; - wd1r = w[kr + 1]; - wd3i = w[kr + 2]; - wd3r = w[kr + 3]; - j1 = j + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j] - a[j2 + 1]; - x0i = a[j + 1] + a[j2]; - x1r = a[j] + a[j2 + 1]; - x1i = a[j + 1] - a[j2]; - x2r = a[j1] - a[j3 + 1]; - x2i = a[j1 + 1] + a[j3]; - x3r = a[j1] + a[j3 + 1]; - x3i = a[j1 + 1] - a[j3]; - y0r = wk1r * x0r - wk1i * x0i; - y0i = wk1r * x0i + wk1i * x0r; - y2r = wd1r * x2r - wd1i * x2i; - y2i = wd1r * x2i + wd1i * x2r; - a[j] = y0r + y2r; - a[j + 1] = y0i + y2i; - a[j1] = y0r - y2r; - a[j1 + 1] = y0i - y2i; - y0r = wk3r * x1r + wk3i * x1i; - y0i = wk3r * x1i - wk3i * x1r; - y2r = wd3r * x3r + wd3i * x3i; - y2i = wd3r * x3i - wd3i * x3r; - a[j2] = y0r + y2r; - a[j2 + 1] = y0i + y2i; - a[j3] = y0r - y2r; - a[j3 + 1] = y0i - y2i; - j0 = m - j; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] - a[j2 + 1]; - x0i = a[j0 + 1] + a[j2]; - x1r = a[j0] + a[j2 + 1]; - x1i = a[j0 + 1] - a[j2]; - x2r = a[j1] - a[j3 + 1]; - x2i = a[j1 + 1] + a[j3]; - x3r = a[j1] + a[j3 + 1]; - x3i = a[j1 + 1] - a[j3]; - y0r = wd1i * x0r - wd1r * x0i; - y0i = wd1i * x0i + wd1r * x0r; - y2r = wk1i * x2r - wk1r * x2i; - y2i = wk1i * x2i + wk1r * x2r; - a[j0] = y0r + y2r; - a[j0 + 1] = y0i + y2i; - a[j1] = y0r - y2r; - a[j1 + 1] = y0i - y2i; - y0r = wd3i * x1r + wd3r * x1i; - y0i = wd3i * x1i - wd3r * x1r; - y2r = wk3i * x3r + wk3r * x3i; - y2i = wk3i * x3i - wk3r * x3r; - a[j2] = y0r + y2r; - a[j2 + 1] = y0i + y2i; - a[j3] = y0r - y2r; - a[j3 + 1] = y0i - y2i; - } - wk1r = w[m]; - wk1i = w[m + 1]; - j0 = mh; - j1 = j0 + m; - j2 = j1 + m; - j3 = j2 + m; - x0r = a[j0] - a[j2 + 1]; - x0i = a[j0 + 1] + a[j2]; - x1r = a[j0] + a[j2 + 1]; - x1i = a[j0 + 1] - a[j2]; - x2r = a[j1] - a[j3 + 1]; - x2i = a[j1 + 1] + a[j3]; - x3r = a[j1] + a[j3 + 1]; - x3i = a[j1 + 1] - a[j3]; - y0r = wk1r * x0r - wk1i * x0i; - y0i = wk1r * x0i + wk1i * x0r; - y2r = wk1i * x2r - wk1r * x2i; - y2i = wk1i * x2i + wk1r * x2r; - a[j0] = y0r + y2r; - a[j0 + 1] = y0i + y2i; - a[j1] = y0r - y2r; - a[j1 + 1] = y0i - y2i; - y0r = wk1i * x1r - wk1r * x1i; - y0i = wk1i * x1i + wk1r * x1r; - y2r = wk1r * x3r - wk1i * x3i; - y2i = wk1r * x3i + wk1i * x3r; - a[j2] = y0r - y2r; - a[j2 + 1] = y0i - y2i; - a[j3] = y0r + y2r; - a[j3 + 1] = y0i + y2i; -} - - -void cftfx41(int n, double *a, int nw, double *w) -{ - void cftf161(double *a, double *w); - void cftf162(double *a, double *w); - void cftf081(double *a, double *w); - void cftf082(double *a, double *w); - - if (n == 128) { - cftf161(a, &w[nw - 8]); - cftf162(&a[32], &w[nw - 32]); - cftf161(&a[64], &w[nw - 8]); - cftf161(&a[96], &w[nw - 8]); - } else { - cftf081(a, &w[nw - 8]); - cftf082(&a[16], &w[nw - 8]); - cftf081(&a[32], &w[nw - 8]); - cftf081(&a[48], &w[nw - 8]); - } -} - - -void cftf161(double *a, double *w) -{ - double wn4r, wk1r, wk1i, - x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i, - y4r, y4i, y5r, y5i, y6r, y6i, y7r, y7i, - y8r, y8i, y9r, y9i, y10r, y10i, y11r, y11i, - y12r, y12i, y13r, y13i, y14r, y14i, y15r, y15i; - - wn4r = w[1]; - wk1r = w[2]; - wk1i = w[3]; - x0r = a[0] + a[16]; - x0i = a[1] + a[17]; - x1r = a[0] - a[16]; - x1i = a[1] - a[17]; - x2r = a[8] + a[24]; - x2i = a[9] + a[25]; - x3r = a[8] - a[24]; - x3i = a[9] - a[25]; - y0r = x0r + x2r; - y0i = x0i + x2i; - y4r = x0r - x2r; - y4i = x0i - x2i; - y8r = x1r - x3i; - y8i = x1i + x3r; - y12r = x1r + x3i; - y12i = x1i - x3r; - x0r = a[2] + a[18]; - x0i = a[3] + a[19]; - x1r = a[2] - a[18]; - x1i = a[3] - a[19]; - x2r = a[10] + a[26]; - x2i = a[11] + a[27]; - x3r = a[10] - a[26]; - x3i = a[11] - a[27]; - y1r = x0r + x2r; - y1i = x0i + x2i; - y5r = x0r - x2r; - y5i = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - y9r = wk1r * x0r - wk1i * x0i; - y9i = wk1r * x0i + wk1i * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - y13r = wk1i * x0r - wk1r * x0i; - y13i = wk1i * x0i + wk1r * x0r; - x0r = a[4] + a[20]; - x0i = a[5] + a[21]; - x1r = a[4] - a[20]; - x1i = a[5] - a[21]; - x2r = a[12] + a[28]; - x2i = a[13] + a[29]; - x3r = a[12] - a[28]; - x3i = a[13] - a[29]; - y2r = x0r + x2r; - y2i = x0i + x2i; - y6r = x0r - x2r; - y6i = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - y10r = wn4r * (x0r - x0i); - y10i = wn4r * (x0i + x0r); - x0r = x1r + x3i; - x0i = x1i - x3r; - y14r = wn4r * (x0r + x0i); - y14i = wn4r * (x0i - x0r); - x0r = a[6] + a[22]; - x0i = a[7] + a[23]; - x1r = a[6] - a[22]; - x1i = a[7] - a[23]; - x2r = a[14] + a[30]; - x2i = a[15] + a[31]; - x3r = a[14] - a[30]; - x3i = a[15] - a[31]; - y3r = x0r + x2r; - y3i = x0i + x2i; - y7r = x0r - x2r; - y7i = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - y11r = wk1i * x0r - wk1r * x0i; - y11i = wk1i * x0i + wk1r * x0r; - x0r = x1r + x3i; - x0i = x1i - x3r; - y15r = wk1r * x0r - wk1i * x0i; - y15i = wk1r * x0i + wk1i * x0r; - x0r = y12r - y14r; - x0i = y12i - y14i; - x1r = y12r + y14r; - x1i = y12i + y14i; - x2r = y13r - y15r; - x2i = y13i - y15i; - x3r = y13r + y15r; - x3i = y13i + y15i; - a[24] = x0r + x2r; - a[25] = x0i + x2i; - a[26] = x0r - x2r; - a[27] = x0i - x2i; - a[28] = x1r - x3i; - a[29] = x1i + x3r; - a[30] = x1r + x3i; - a[31] = x1i - x3r; - x0r = y8r + y10r; - x0i = y8i + y10i; - x1r = y8r - y10r; - x1i = y8i - y10i; - x2r = y9r + y11r; - x2i = y9i + y11i; - x3r = y9r - y11r; - x3i = y9i - y11i; - a[16] = x0r + x2r; - a[17] = x0i + x2i; - a[18] = x0r - x2r; - a[19] = x0i - x2i; - a[20] = x1r - x3i; - a[21] = x1i + x3r; - a[22] = x1r + x3i; - a[23] = x1i - x3r; - x0r = y5r - y7i; - x0i = y5i + y7r; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - x0r = y5r + y7i; - x0i = y5i - y7r; - x3r = wn4r * (x0r - x0i); - x3i = wn4r * (x0i + x0r); - x0r = y4r - y6i; - x0i = y4i + y6r; - x1r = y4r + y6i; - x1i = y4i - y6r; - a[8] = x0r + x2r; - a[9] = x0i + x2i; - a[10] = x0r - x2r; - a[11] = x0i - x2i; - a[12] = x1r - x3i; - a[13] = x1i + x3r; - a[14] = x1r + x3i; - a[15] = x1i - x3r; - x0r = y0r + y2r; - x0i = y0i + y2i; - x1r = y0r - y2r; - x1i = y0i - y2i; - x2r = y1r + y3r; - x2i = y1i + y3i; - x3r = y1r - y3r; - x3i = y1i - y3i; - a[0] = x0r + x2r; - a[1] = x0i + x2i; - a[2] = x0r - x2r; - a[3] = x0i - x2i; - a[4] = x1r - x3i; - a[5] = x1i + x3r; - a[6] = x1r + x3i; - a[7] = x1i - x3r; -} - - -void cftf162(double *a, double *w) -{ - double wn4r, wk1r, wk1i, wk2r, wk2i, wk3r, wk3i, - x0r, x0i, x1r, x1i, x2r, x2i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i, - y4r, y4i, y5r, y5i, y6r, y6i, y7r, y7i, - y8r, y8i, y9r, y9i, y10r, y10i, y11r, y11i, - y12r, y12i, y13r, y13i, y14r, y14i, y15r, y15i; - - wn4r = w[1]; - wk1r = w[4]; - wk1i = w[5]; - wk3r = w[6]; - wk3i = -w[7]; - wk2r = w[8]; - wk2i = w[9]; - x1r = a[0] - a[17]; - x1i = a[1] + a[16]; - x0r = a[8] - a[25]; - x0i = a[9] + a[24]; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - y0r = x1r + x2r; - y0i = x1i + x2i; - y4r = x1r - x2r; - y4i = x1i - x2i; - x1r = a[0] + a[17]; - x1i = a[1] - a[16]; - x0r = a[8] + a[25]; - x0i = a[9] - a[24]; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - y8r = x1r - x2i; - y8i = x1i + x2r; - y12r = x1r + x2i; - y12i = x1i - x2r; - x0r = a[2] - a[19]; - x0i = a[3] + a[18]; - x1r = wk1r * x0r - wk1i * x0i; - x1i = wk1r * x0i + wk1i * x0r; - x0r = a[10] - a[27]; - x0i = a[11] + a[26]; - x2r = wk3i * x0r - wk3r * x0i; - x2i = wk3i * x0i + wk3r * x0r; - y1r = x1r + x2r; - y1i = x1i + x2i; - y5r = x1r - x2r; - y5i = x1i - x2i; - x0r = a[2] + a[19]; - x0i = a[3] - a[18]; - x1r = wk3r * x0r - wk3i * x0i; - x1i = wk3r * x0i + wk3i * x0r; - x0r = a[10] + a[27]; - x0i = a[11] - a[26]; - x2r = wk1r * x0r + wk1i * x0i; - x2i = wk1r * x0i - wk1i * x0r; - y9r = x1r - x2r; - y9i = x1i - x2i; - y13r = x1r + x2r; - y13i = x1i + x2i; - x0r = a[4] - a[21]; - x0i = a[5] + a[20]; - x1r = wk2r * x0r - wk2i * x0i; - x1i = wk2r * x0i + wk2i * x0r; - x0r = a[12] - a[29]; - x0i = a[13] + a[28]; - x2r = wk2i * x0r - wk2r * x0i; - x2i = wk2i * x0i + wk2r * x0r; - y2r = x1r + x2r; - y2i = x1i + x2i; - y6r = x1r - x2r; - y6i = x1i - x2i; - x0r = a[4] + a[21]; - x0i = a[5] - a[20]; - x1r = wk2i * x0r - wk2r * x0i; - x1i = wk2i * x0i + wk2r * x0r; - x0r = a[12] + a[29]; - x0i = a[13] - a[28]; - x2r = wk2r * x0r - wk2i * x0i; - x2i = wk2r * x0i + wk2i * x0r; - y10r = x1r - x2r; - y10i = x1i - x2i; - y14r = x1r + x2r; - y14i = x1i + x2i; - x0r = a[6] - a[23]; - x0i = a[7] + a[22]; - x1r = wk3r * x0r - wk3i * x0i; - x1i = wk3r * x0i + wk3i * x0r; - x0r = a[14] - a[31]; - x0i = a[15] + a[30]; - x2r = wk1i * x0r - wk1r * x0i; - x2i = wk1i * x0i + wk1r * x0r; - y3r = x1r + x2r; - y3i = x1i + x2i; - y7r = x1r - x2r; - y7i = x1i - x2i; - x0r = a[6] + a[23]; - x0i = a[7] - a[22]; - x1r = wk1i * x0r + wk1r * x0i; - x1i = wk1i * x0i - wk1r * x0r; - x0r = a[14] + a[31]; - x0i = a[15] - a[30]; - x2r = wk3i * x0r - wk3r * x0i; - x2i = wk3i * x0i + wk3r * x0r; - y11r = x1r + x2r; - y11i = x1i + x2i; - y15r = x1r - x2r; - y15i = x1i - x2i; - x1r = y0r + y2r; - x1i = y0i + y2i; - x2r = y1r + y3r; - x2i = y1i + y3i; - a[0] = x1r + x2r; - a[1] = x1i + x2i; - a[2] = x1r - x2r; - a[3] = x1i - x2i; - x1r = y0r - y2r; - x1i = y0i - y2i; - x2r = y1r - y3r; - x2i = y1i - y3i; - a[4] = x1r - x2i; - a[5] = x1i + x2r; - a[6] = x1r + x2i; - a[7] = x1i - x2r; - x1r = y4r - y6i; - x1i = y4i + y6r; - x0r = y5r - y7i; - x0i = y5i + y7r; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - a[8] = x1r + x2r; - a[9] = x1i + x2i; - a[10] = x1r - x2r; - a[11] = x1i - x2i; - x1r = y4r + y6i; - x1i = y4i - y6r; - x0r = y5r + y7i; - x0i = y5i - y7r; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - a[12] = x1r - x2i; - a[13] = x1i + x2r; - a[14] = x1r + x2i; - a[15] = x1i - x2r; - x1r = y8r + y10r; - x1i = y8i + y10i; - x2r = y9r - y11r; - x2i = y9i - y11i; - a[16] = x1r + x2r; - a[17] = x1i + x2i; - a[18] = x1r - x2r; - a[19] = x1i - x2i; - x1r = y8r - y10r; - x1i = y8i - y10i; - x2r = y9r + y11r; - x2i = y9i + y11i; - a[20] = x1r - x2i; - a[21] = x1i + x2r; - a[22] = x1r + x2i; - a[23] = x1i - x2r; - x1r = y12r - y14i; - x1i = y12i + y14r; - x0r = y13r + y15i; - x0i = y13i - y15r; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - a[24] = x1r + x2r; - a[25] = x1i + x2i; - a[26] = x1r - x2r; - a[27] = x1i - x2i; - x1r = y12r + y14i; - x1i = y12i - y14r; - x0r = y13r - y15i; - x0i = y13i + y15r; - x2r = wn4r * (x0r - x0i); - x2i = wn4r * (x0i + x0r); - a[28] = x1r - x2i; - a[29] = x1i + x2r; - a[30] = x1r + x2i; - a[31] = x1i - x2r; -} - - -void cftf081(double *a, double *w) -{ - double wn4r, x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i, - y4r, y4i, y5r, y5i, y6r, y6i, y7r, y7i; - - wn4r = w[1]; - x0r = a[0] + a[8]; - x0i = a[1] + a[9]; - x1r = a[0] - a[8]; - x1i = a[1] - a[9]; - x2r = a[4] + a[12]; - x2i = a[5] + a[13]; - x3r = a[4] - a[12]; - x3i = a[5] - a[13]; - y0r = x0r + x2r; - y0i = x0i + x2i; - y2r = x0r - x2r; - y2i = x0i - x2i; - y1r = x1r - x3i; - y1i = x1i + x3r; - y3r = x1r + x3i; - y3i = x1i - x3r; - x0r = a[2] + a[10]; - x0i = a[3] + a[11]; - x1r = a[2] - a[10]; - x1i = a[3] - a[11]; - x2r = a[6] + a[14]; - x2i = a[7] + a[15]; - x3r = a[6] - a[14]; - x3i = a[7] - a[15]; - y4r = x0r + x2r; - y4i = x0i + x2i; - y6r = x0r - x2r; - y6i = x0i - x2i; - x0r = x1r - x3i; - x0i = x1i + x3r; - x2r = x1r + x3i; - x2i = x1i - x3r; - y5r = wn4r * (x0r - x0i); - y5i = wn4r * (x0r + x0i); - y7r = wn4r * (x2r - x2i); - y7i = wn4r * (x2r + x2i); - a[8] = y1r + y5r; - a[9] = y1i + y5i; - a[10] = y1r - y5r; - a[11] = y1i - y5i; - a[12] = y3r - y7i; - a[13] = y3i + y7r; - a[14] = y3r + y7i; - a[15] = y3i - y7r; - a[0] = y0r + y4r; - a[1] = y0i + y4i; - a[2] = y0r - y4r; - a[3] = y0i - y4i; - a[4] = y2r - y6i; - a[5] = y2i + y6r; - a[6] = y2r + y6i; - a[7] = y2i - y6r; -} - - -void cftf082(double *a, double *w) -{ - double wn4r, wk1r, wk1i, x0r, x0i, x1r, x1i, - y0r, y0i, y1r, y1i, y2r, y2i, y3r, y3i, - y4r, y4i, y5r, y5i, y6r, y6i, y7r, y7i; - - wn4r = w[1]; - wk1r = w[2]; - wk1i = w[3]; - y0r = a[0] - a[9]; - y0i = a[1] + a[8]; - y1r = a[0] + a[9]; - y1i = a[1] - a[8]; - x0r = a[4] - a[13]; - x0i = a[5] + a[12]; - y2r = wn4r * (x0r - x0i); - y2i = wn4r * (x0i + x0r); - x0r = a[4] + a[13]; - x0i = a[5] - a[12]; - y3r = wn4r * (x0r - x0i); - y3i = wn4r * (x0i + x0r); - x0r = a[2] - a[11]; - x0i = a[3] + a[10]; - y4r = wk1r * x0r - wk1i * x0i; - y4i = wk1r * x0i + wk1i * x0r; - x0r = a[2] + a[11]; - x0i = a[3] - a[10]; - y5r = wk1i * x0r - wk1r * x0i; - y5i = wk1i * x0i + wk1r * x0r; - x0r = a[6] - a[15]; - x0i = a[7] + a[14]; - y6r = wk1i * x0r - wk1r * x0i; - y6i = wk1i * x0i + wk1r * x0r; - x0r = a[6] + a[15]; - x0i = a[7] - a[14]; - y7r = wk1r * x0r - wk1i * x0i; - y7i = wk1r * x0i + wk1i * x0r; - x0r = y0r + y2r; - x0i = y0i + y2i; - x1r = y4r + y6r; - x1i = y4i + y6i; - a[0] = x0r + x1r; - a[1] = x0i + x1i; - a[2] = x0r - x1r; - a[3] = x0i - x1i; - x0r = y0r - y2r; - x0i = y0i - y2i; - x1r = y4r - y6r; - x1i = y4i - y6i; - a[4] = x0r - x1i; - a[5] = x0i + x1r; - a[6] = x0r + x1i; - a[7] = x0i - x1r; - x0r = y1r - y3i; - x0i = y1i + y3r; - x1r = y5r - y7r; - x1i = y5i - y7i; - a[8] = x0r + x1r; - a[9] = x0i + x1i; - a[10] = x0r - x1r; - a[11] = x0i - x1i; - x0r = y1r + y3i; - x0i = y1i - y3r; - x1r = y5r + y7r; - x1i = y5i + y7i; - a[12] = x0r - x1i; - a[13] = x0i + x1r; - a[14] = x0r + x1i; - a[15] = x0i - x1r; -} - - -void cftf040(double *a) -{ - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i; - - x0r = a[0] + a[4]; - x0i = a[1] + a[5]; - x1r = a[0] - a[4]; - x1i = a[1] - a[5]; - x2r = a[2] + a[6]; - x2i = a[3] + a[7]; - x3r = a[2] - a[6]; - x3i = a[3] - a[7]; - a[0] = x0r + x2r; - a[1] = x0i + x2i; - a[2] = x1r - x3i; - a[3] = x1i + x3r; - a[4] = x0r - x2r; - a[5] = x0i - x2i; - a[6] = x1r + x3i; - a[7] = x1i - x3r; -} - - -void cftb040(double *a) -{ - double x0r, x0i, x1r, x1i, x2r, x2i, x3r, x3i; - - x0r = a[0] + a[4]; - x0i = a[1] + a[5]; - x1r = a[0] - a[4]; - x1i = a[1] - a[5]; - x2r = a[2] + a[6]; - x2i = a[3] + a[7]; - x3r = a[2] - a[6]; - x3i = a[3] - a[7]; - a[0] = x0r + x2r; - a[1] = x0i + x2i; - a[2] = x1r + x3i; - a[3] = x1i - x3r; - a[4] = x0r - x2r; - a[5] = x0i - x2i; - a[6] = x1r - x3i; - a[7] = x1i + x3r; -} - - -void cftx020(double *a) -{ - double x0r, x0i; - - x0r = a[0] - a[2]; - x0i = a[1] - a[3]; - a[0] += a[2]; - a[1] += a[3]; - a[2] = x0r; - a[3] = x0i; -} - - -void rftfsub(int n, double *a, int nc, double *c) -{ - int j, k, kk, ks, m; - double wkr, wki, xr, xi, yr, yi; - - m = n >> 1; - ks = 2 * nc / m; - kk = 0; - for (j = 2; j < m; j += 2) { - k = n - j; - kk += ks; - wkr = 0.5 - c[nc - kk]; - wki = c[kk]; - xr = a[j] - a[k]; - xi = a[j + 1] + a[k + 1]; - yr = wkr * xr - wki * xi; - yi = wkr * xi + wki * xr; - a[j] -= yr; - a[j + 1] -= yi; - a[k] += yr; - a[k + 1] -= yi; - } -} - - -void rftbsub(int n, double *a, int nc, double *c) -{ - int j, k, kk, ks, m; - double wkr, wki, xr, xi, yr, yi; - - m = n >> 1; - ks = 2 * nc / m; - kk = 0; - for (j = 2; j < m; j += 2) { - k = n - j; - kk += ks; - wkr = 0.5 - c[nc - kk]; - wki = c[kk]; - xr = a[j] - a[k]; - xi = a[j + 1] + a[k + 1]; - yr = wkr * xr + wki * xi; - yi = wkr * xi - wki * xr; - a[j] -= yr; - a[j + 1] -= yi; - a[k] += yr; - a[k + 1] -= yi; - } -} - - -void dctsub(int n, double *a, int nc, double *c) -{ - int j, k, kk, ks, m; - double wkr, wki, xr; - - m = n >> 1; - ks = nc / n; - kk = 0; - for (j = 1; j < m; j++) { - k = n - j; - kk += ks; - wkr = c[kk] - c[nc - kk]; - wki = c[kk] + c[nc - kk]; - xr = wki * a[j] - wkr * a[k]; - a[j] = wkr * a[j] + wki * a[k]; - a[k] = xr; - } - a[m] *= c[0]; -} - - -void dstsub(int n, double *a, int nc, double *c) -{ - int j, k, kk, ks, m; - double wkr, wki, xr; - - m = n >> 1; - ks = nc / n; - kk = 0; - for (j = 1; j < m; j++) { - k = n - j; - kk += ks; - wkr = c[kk] - c[nc - kk]; - wki = c[kk] + c[nc - kk]; - xr = wki * a[k] - wkr * a[j]; - a[k] = wkr * a[k] + wki * a[j]; - a[j] = xr; - } - a[m] *= c[0]; -} - diff --git a/plugins/supereq/nsfft-1.00/ooura/pi_fft.c b/plugins/supereq/nsfft-1.00/ooura/pi_fft.c deleted file mode 100644 index c9a76bf8..00000000 --- a/plugins/supereq/nsfft-1.00/ooura/pi_fft.c +++ /dev/null @@ -1,1616 +0,0 @@ -/* ----- calculation of PI(= 3.14159...) using FFT ---- - by T.Ooura, ver. LG1.1.2-MP1.5a Sep. 2001. - -This is a test program to estimate the performance of -the FFT routines: fft*g.c. - -Example compilation: - GNU : gcc -O6 -ffast-math pi_fft.c fftsg.c -lm -o pi_fftsg - SUN : cc -fast -xO5 pi_fft.c fft8g.c -lm -o pi_fft8g - Microsoft: cl /O2 /G6 pi_fft.c fft4g.c /Fepi_fft4g.exe - ... - etc. -*/ - -/* Please check the following macros before compiling */ -#ifndef DBL_ERROR_MARGIN -#define DBL_ERROR_MARGIN 0.3 /* must be < 0.5 */ -#endif - - -#include <math.h> -#include <limits.h> -#include <float.h> -#include <stdio.h> -#include <stdlib.h> -#include <time.h> - - -void mp_load_0(int n, int radix, int out[]); -void mp_load_1(int n, int radix, int out[]); -void mp_copy(int n, int radix, int in[], int out[]); -void mp_round(int n, int radix, int m, int inout[]); -int mp_cmp(int n, int radix, int in1[], int in2[]); -void mp_add(int n, int radix, int in1[], int in2[], int out[]); -void mp_sub(int n, int radix, int in1[], int in2[], int out[]); -void mp_imul(int n, int radix, int in1[], int in2, int out[]); -int mp_idiv(int n, int radix, int in1[], int in2, int out[]); -void mp_idiv_2(int n, int radix, int in[], int out[]); -double mp_mul_radix_test(int n, int radix, int nfft, - double tmpfft[], int ip[], double w[]); -void mp_mul(int n, int radix, int in1[], int in2[], int out[], - int tmp[], int nfft, double tmp1fft[], double tmp2fft[], - double tmp3fft[], int ip[], double w[]); -void mp_squ(int n, int radix, int in[], int out[], int tmp[], - int nfft, double tmp1fft[], double tmp2fft[], - int ip[], double w[]); -void mp_mulh(int n, int radix, int in1[], int in2[], int out[], - int nfft, double in1fft[], double outfft[], - int ip[], double w[]); -void mp_squh(int n, int radix, int in[], int out[], - int nfft, double inoutfft[], int ip[], double w[]); -int mp_inv(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]); -int mp_sqrt(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]); -void mp_sprintf(int n, int log10_radix, int in[], char out[]); -void mp_sscanf(int n, int log10_radix, char in[], int out[]); -void mp_fprintf(int n, int log10_radix, int in[], FILE *fout); - - -int main() -{ - int nfft, log2_nfft, radix, log10_radix, n, npow, nprc; - double err, d_time, n_op; - int *a, *b, *c, *e, *i1, *i2, *ip; - double *d1, *d2, *d3, *w; - time_t t_1, t_2; - FILE *f_log, *f_out; - - f_log = fopen("pi.log", "w"); - printf("PI calculation to estimate the FFT benchmarks\n"); - fprintf(f_log, "PI calculation to estimate the FFT benchmarks\n"); - printf("length of FFT =?\n"); - scanf("%d", &nfft); - - printf("initializing...\n"); - for (log2_nfft = 1; (1 << log2_nfft) < nfft; log2_nfft++); - nfft = 1 << log2_nfft; - n = nfft + 2; - ip = (int *) malloc((3 + (int) sqrt(0.5 * nfft)) * sizeof(int)); - w = (double *) malloc(nfft / 2 * sizeof(double)); - a = (int *) malloc((n + 2) * sizeof(int)); - b = (int *) malloc((n + 2) * sizeof(int)); - c = (int *) malloc((n + 2) * sizeof(int)); - e = (int *) malloc((n + 2) * sizeof(int)); - i1 = (int *) malloc((n + 2) * sizeof(int)); - i2 = (int *) malloc((n + 2) * sizeof(int)); - d1 = (double *) malloc((nfft + 2) * sizeof(double)); - d2 = (double *) malloc((nfft + 2) * sizeof(double)); - d3 = (double *) malloc((nfft + 2) * sizeof(double)); - if (d3 == NULL) { - printf("Allocation Failure!\n"); - exit(1); - } - ip[0] = 0; - /* ---- radix test ---- */ - log10_radix = 1; - radix = 10; - err = mp_mul_radix_test(n, radix, nfft, d1, ip, w); - err += DBL_EPSILON * (n * radix * radix / 4); - while (100 * err < DBL_ERROR_MARGIN && radix <= INT_MAX / 20) { - err *= 100; - log10_radix++; - radix *= 10; - } - printf("nfft= %d\nradix= %d\nerror_margin= %g\n", nfft, radix, err); - fprintf(f_log, "nfft= %d\nradix= %d\nerror_margin= %g\n", nfft, radix, err); - printf("calculating %d digits of PI...\n", log10_radix * (n - 2)); - fprintf(f_log, "calculating %d digits of PI...\n", log10_radix * (n - 2)); - /* ---- time check ---- */ - time(&t_1); - /* - * ---- a formula based on the AGM (Arithmetic-Geometric Mean) ---- - * c = sqrt(0.125); - * a = 1 + 3 * c; - * b = sqrt(a); - * e = b - 0.625; - * b = 2 * b; - * c = e - c; - * a = a + e; - * npow = 4; - * do { - * npow = 2 * npow; - * e = (a + b) / 2; - * b = sqrt(a * b); - * e = e - b; - * b = 2 * b; - * c = c - e; - * a = e + b; - * } while (e > SQRT_SQRT_EPSILON); - * e = e * e / 4; - * a = a + b; - * pi = (a * a - e - e / 2) / (a * c - e) / npow; - * ---- modification ---- - * This is a modified version of Gauss-Legendre formula - * (by T.Ooura). It is faster than original version. - * ---- reference ---- - * 1. E.Salamin, - * Computation of PI Using Arithmetic-Geometric Mean, - * Mathematics of Computation, Vol.30 1976. - * 2. R.P.Brent, - * Fast Multiple-Precision Evaluation of Elementary Functions, - * J. ACM 23 1976. - * 3. D.Takahasi, Y.Kanada, - * Calculation of PI to 51.5 Billion Decimal Digits on - * Distributed Memoriy Parallel Processors, - * Transactions of Information Processing Society of Japan, - * Vol.39 No.7 1998. - * 4. T.Ooura, - * Improvement of the PI Calculation Algorithm and - * Implementation of Fast Multiple-Precision Computation, - * Information Processing Society of Japan SIG Notes, - * 98-HPC-74, 1998. - */ - /* ---- c = sqrt(0.125) ---- */ - mp_sscanf(n, log10_radix, "0.125", a); - mp_sqrt(n, radix, a, c, i1, i2, nfft, d1, d2, ip, w); - /* ---- a = 1 + 3 * c ---- */ - mp_imul(n, radix, c, 3, e); - mp_sscanf(n, log10_radix, "1", a); - mp_add(n, radix, a, e, a); - /* ---- b = sqrt(a) ---- */ - mp_sqrt(n, radix, a, b, i1, i2, nfft, d1, d2, ip, w); - /* ---- e = b - 0.625 ---- */ - mp_sscanf(n, log10_radix, "0.625", e); - mp_sub(n, radix, b, e, e); - /* ---- b = 2 * b ---- */ - mp_add(n, radix, b, b, b); - /* ---- c = e - c ---- */ - mp_sub(n, radix, e, c, c); - /* ---- a = a + e ---- */ - mp_add(n, radix, a, e, a); - printf("AGM iteration\n"); - fprintf(f_log, "AGM iteration\n"); - npow = 4; - do { - npow *= 2; - /* ---- e = (a + b) / 2 ---- */ - mp_add(n, radix, a, b, e); - mp_idiv_2(n, radix, e, e); - /* ---- b = sqrt(a * b) ---- */ - mp_mul(n, radix, a, b, a, i1, nfft, d1, d2, d3, ip, w); - mp_sqrt(n, radix, a, b, i1, i2, nfft, d1, d2, ip, w); - /* ---- e = e - b ---- */ - mp_sub(n, radix, e, b, e); - /* ---- b = 2 * b ---- */ - mp_add(n, radix, b, b, b); - /* ---- c = c - e ---- */ - mp_sub(n, radix, c, e, c); - /* ---- a = e + b ---- */ - mp_add(n, radix, e, b, a); - /* ---- convergence check ---- */ - nprc = -e[1]; - if (e[0] == 0) { - nprc = n; - } - printf("precision= %d\n", 4 * nprc * log10_radix); - fprintf(f_log, "precision= %d\n", 4 * nprc * log10_radix); - } while (4 * nprc <= n); - /* ---- e = e * e / 4 (half precision) ---- */ - mp_idiv_2(n, radix, e, e); - mp_squh(n, radix, e, e, nfft, d1, ip, w); - /* ---- a = a + b ---- */ - mp_add(n, radix, a, b, a); - /* ---- a = (a * a - e - e / 2) / (a * c - e) / npow ---- */ - mp_mul(n, radix, a, c, c, i1, nfft, d1, d2, d3, ip, w); - mp_sub(n, radix, c, e, c); - mp_inv(n, radix, c, b, i1, i2, nfft, d1, d2, ip, w); - mp_squ(n, radix, a, a, i1, nfft, d1, d2, ip, w); - mp_sub(n, radix, a, e, a); - mp_idiv_2(n, radix, e, e); - mp_sub(n, radix, a, e, a); - mp_mul(n, radix, a, b, a, i1, nfft, d1, d2, d3, ip, w); - mp_idiv(n, radix, a, npow, a); - /* ---- time check ---- */ - time(&t_2); - /* ---- output ---- */ - f_out = fopen("pi.dat", "w"); - printf("writing pi.dat...\n"); - mp_fprintf(n - 1, log10_radix, a, f_out); - fclose(f_out); - free(d3); - free(d2); - free(d1); - free(i2); - free(i1); - free(e); - free(c); - free(b); - free(a); - free(w); - free(ip); - /* ---- benchmark ---- */ - n_op = 50.0 * nfft * log2_nfft * log2_nfft; - printf("floating point operation: %g op.\n", n_op); - fprintf(f_log, "floating point operation: %g op.\n", n_op); - /* ---- difftime ---- */ - d_time = difftime(t_2, t_1); - printf("execution time: %g sec. (real time)\n", d_time); - fprintf(f_log, "execution time: %g sec. (real time)\n", d_time); - fclose(f_log); - return 0; -} - - -/* -------- multiple precision routines -------- */ - - -#include <math.h> -#include <float.h> -#include <stdio.h> - -/* ---- floating point format ---- - data := data[0] * pow(radix, data[1]) * - (data[2] + data[3]/radix + data[4]/radix/radix + ...), - data[0] : sign (1;data>0, -1;data<0, 0;data==0) - data[1] : exponent (0;data==0) - data[2...n+1] : digits - ---- function prototypes ---- - void mp_load_0(int n, int radix, int out[]); - void mp_load_1(int n, int radix, int out[]); - void mp_copy(int n, int radix, int in[], int out[]); - void mp_round(int n, int radix, int m, int inout[]); - int mp_cmp(int n, int radix, int in1[], int in2[]); - void mp_add(int n, int radix, int in1[], int in2[], int out[]); - void mp_sub(int n, int radix, int in1[], int in2[], int out[]); - void mp_imul(int n, int radix, int in1[], int in2, int out[]); - int mp_idiv(int n, int radix, int in1[], int in2, int out[]); - void mp_idiv_2(int n, int radix, int in[], int out[]); - double mp_mul_radix_test(int n, int radix, int nfft, - double tmpfft[], int ip[], double w[]); - void mp_mul(int n, int radix, int in1[], int in2[], int out[], - int tmp[], int nfft, double tmp1fft[], double tmp2fft[], - double tmp3fft[], int ip[], double w[]); - void mp_squ(int n, int radix, int in[], int out[], int tmp[], - int nfft, double tmp1fft[], double tmp2fft[], - int ip[], double w[]); - void mp_mulh(int n, int radix, int in1[], int in2[], int out[], - int nfft, double in1fft[], double outfft[], - int ip[], double w[]); - void mp_squh(int n, int radix, int in[], int out[], - int nfft, double inoutfft[], int ip[], double w[]); - int mp_inv(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]); - int mp_sqrt(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]); - void mp_sprintf(int n, int log10_radix, int in[], char out[]); - void mp_sscanf(int n, int log10_radix, char in[], int out[]); - void mp_fprintf(int n, int log10_radix, int in[], FILE *fout); - ---- -*/ - - -/* -------- mp_load routines -------- */ - - -void mp_load_0(int n, int radix, int out[]) -{ - int j; - - for (j = 0; j <= n + 1; j++) { - out[j] = 0; - } -} - - -void mp_load_1(int n, int radix, int out[]) -{ - int j; - - out[0] = 1; - out[1] = 0; - out[2] = 1; - for (j = 3; j <= n + 1; j++) { - out[j] = 0; - } -} - - -void mp_copy(int n, int radix, int in[], int out[]) -{ - int j; - - for (j = 0; j <= n + 1; j++) { - out[j] = in[j]; - } -} - - -void mp_round(int n, int radix, int m, int inout[]) -{ - int j, x; - - if (m < n) { - for (j = n + 1; j > m + 2; j--) { - inout[j] = 0; - } - x = 2 * inout[m + 2]; - inout[m + 2] = 0; - if (x >= radix) { - for (j = m + 1; j >= 2; j--) { - x = inout[j] + 1; - if (x < radix) { - inout[j] = x; - break; - } - inout[j] = 0; - } - if (x >= radix) { - inout[2] = 1; - inout[1]++; - } - } - } -} - - -/* -------- mp_add routines -------- */ - - -int mp_cmp(int n, int radix, int in1[], int in2[]) -{ - int mp_unsgn_cmp(int n, int in1[], int in2[]); - - if (in1[0] > in2[0]) { - return 1; - } else if (in1[0] < in2[0]) { - return -1; - } - return in1[0] * mp_unsgn_cmp(n, &in1[1], &in2[1]); -} - - -void mp_add(int n, int radix, int in1[], int in2[], int out[]) -{ - int mp_unsgn_cmp(int n, int in1[], int in2[]); - int mp_unexp_add(int n, int radix, int expdif, - int in1[], int in2[], int out[]); - int mp_unexp_sub(int n, int radix, int expdif, - int in1[], int in2[], int out[]); - int outsgn, outexp, expdif; - - expdif = in1[1] - in2[1]; - outexp = in1[1]; - if (expdif < 0) { - outexp = in2[1]; - } - outsgn = in1[0] * in2[0]; - if (outsgn >= 0) { - if (outsgn > 0) { - outsgn = in1[0]; - } else { - outsgn = in1[0] + in2[0]; - outexp = in1[1] + in2[1]; - expdif = 0; - } - if (expdif >= 0) { - outexp += mp_unexp_add(n, radix, expdif, - &in1[2], &in2[2], &out[2]); - } else { - outexp += mp_unexp_add(n, radix, -expdif, - &in2[2], &in1[2], &out[2]); - } - } else { - outsgn = mp_unsgn_cmp(n, &in1[1], &in2[1]); - if (outsgn >= 0) { - expdif = mp_unexp_sub(n, radix, expdif, - &in1[2], &in2[2], &out[2]); - } else { - expdif = mp_unexp_sub(n, radix, -expdif, - &in2[2], &in1[2], &out[2]); - } - outexp -= expdif; - outsgn *= in1[0]; - if (expdif == n) { - outsgn = 0; - } - } - if (outsgn == 0) { - outexp = 0; - } - out[0] = outsgn; - out[1] = outexp; -} - - -void mp_sub(int n, int radix, int in1[], int in2[], int out[]) -{ - int mp_unsgn_cmp(int n, int in1[], int in2[]); - int mp_unexp_add(int n, int radix, int expdif, - int in1[], int in2[], int out[]); - int mp_unexp_sub(int n, int radix, int expdif, - int in1[], int in2[], int out[]); - int outsgn, outexp, expdif; - - expdif = in1[1] - in2[1]; - outexp = in1[1]; - if (expdif < 0) { - outexp = in2[1]; - } - outsgn = in1[0] * in2[0]; - if (outsgn <= 0) { - if (outsgn < 0) { - outsgn = in1[0]; - } else { - outsgn = in1[0] - in2[0]; - outexp = in1[1] + in2[1]; - expdif = 0; - } - if (expdif >= 0) { - outexp += mp_unexp_add(n, radix, expdif, - &in1[2], &in2[2], &out[2]); - } else { - outexp += mp_unexp_add(n, radix, -expdif, - &in2[2], &in1[2], &out[2]); - } - } else { - outsgn = mp_unsgn_cmp(n, &in1[1], &in2[1]); - if (outsgn >= 0) { - expdif = mp_unexp_sub(n, radix, expdif, - &in1[2], &in2[2], &out[2]); - } else { - expdif = mp_unexp_sub(n, radix, -expdif, - &in2[2], &in1[2], &out[2]); - } - outexp -= expdif; - outsgn *= in1[0]; - if (expdif == n) { - outsgn = 0; - } - } - if (outsgn == 0) { - outexp = 0; - } - out[0] = outsgn; - out[1] = outexp; -} - - -/* -------- mp_add child routines -------- */ - - -int mp_unsgn_cmp(int n, int in1[], int in2[]) -{ - int j, cmp; - - cmp = 0; - for (j = 0; j <= n && cmp == 0; j++) { - cmp = in1[j] - in2[j]; - } - if (cmp > 0) { - cmp = 1; - } else if (cmp < 0) { - cmp = -1; - } - return cmp; -} - - -int mp_unexp_add(int n, int radix, int expdif, - int in1[], int in2[], int out[]) -{ - int j, x, carry; - - carry = 0; - if (expdif == 0 && in1[0] + in2[0] >= radix) { - x = in1[n - 1] + in2[n - 1]; - carry = x >= radix ? -1 : 0; - for (j = n - 1; j > 0; j--) { - x = in1[j - 1] + in2[j - 1] - carry; - carry = x >= radix ? -1 : 0; - out[j] = x - (radix & carry); - } - out[0] = -carry; - } else { - if (expdif > n) { - expdif = n; - } - for (j = n - 1; j >= expdif; j--) { - x = in1[j] + in2[j - expdif] - carry; - carry = x >= radix ? -1 : 0; - out[j] = x - (radix & carry); - } - for (j = expdif - 1; j >= 0; j--) { - x = in1[j] - carry; - carry = x >= radix ? -1 : 0; - out[j] = x - (radix & carry); - } - if (carry != 0) { - for (j = n - 1; j > 0; j--) { - out[j] = out[j - 1]; - } - out[0] = -carry; - } - } - return -carry; -} - - -int mp_unexp_sub(int n, int radix, int expdif, - int in1[], int in2[], int out[]) -{ - int j, x, borrow, ncancel; - - if (expdif > n) { - expdif = n; - } - borrow = 0; - for (j = n - 1; j >= expdif; j--) { - x = in1[j] - in2[j - expdif] + borrow; - borrow = x < 0 ? -1 : 0; - out[j] = x + (radix & borrow); - } - for (j = expdif - 1; j >= 0; j--) { - x = in1[j] + borrow; - borrow = x < 0 ? -1 : 0; - out[j] = x + (radix & borrow); - } - ncancel = 0; - for (j = 0; j < n && out[j] == 0; j++) { - ncancel = j + 1; - } - if (ncancel > 0 && ncancel < n) { - for (j = 0; j < n - ncancel; j++) { - out[j] = out[j + ncancel]; - } - for (j = n - ncancel; j < n; j++) { - out[j] = 0; - } - } - return ncancel; -} - - -/* -------- mp_imul routines -------- */ - - -void mp_imul(int n, int radix, int in1[], int in2, int out[]) -{ - void mp_unsgn_imul(int n, double dradix, int in1[], double din2, - int out[]); - - if (in2 > 0) { - out[0] = in1[0]; - } else if (in2 < 0) { - out[0] = -in1[0]; - in2 = -in2; - } else { - out[0] = 0; - } - mp_unsgn_imul(n, radix, &in1[1], in2, &out[1]); - if (out[0] == 0) { - out[1] = 0; - } -} - - -int mp_idiv(int n, int radix, int in1[], int in2, int out[]) -{ - void mp_load_0(int n, int radix, int out[]); - void mp_unsgn_idiv(int n, double dradix, int in1[], double din2, - int out[]); - - if (in2 == 0) { - return -1; - } - if (in2 > 0) { - out[0] = in1[0]; - } else { - out[0] = -in1[0]; - in2 = -in2; - } - if (in1[0] == 0) { - mp_load_0(n, radix, out); - return 0; - } - mp_unsgn_idiv(n, radix, &in1[1], in2, &out[1]); - return 0; -} - - -void mp_idiv_2(int n, int radix, int in[], int out[]) -{ - int j, ix, carry, shift; - - out[0] = in[0]; - shift = 0; - if (in[2] == 1) { - shift = 1; - } - out[1] = in[1] - shift; - carry = -shift; - for (j = 2; j <= n + 1 - shift; j++) { - ix = in[j + shift] + (radix & carry); - carry = -(ix & 1); - out[j] = ix >> 1; - } - if (shift > 0) { - out[n + 1] = (radix & carry) >> 1; - } -} - - -/* -------- mp_imul child routines -------- */ - - -void mp_unsgn_imul(int n, double dradix, int in1[], double din2, - int out[]) -{ - int j, carry, shift; - double x, d1_radix; - - d1_radix = 1.0 / dradix; - carry = 0; - for (j = n; j >= 1; j--) { - x = din2 * in1[j] + carry + 0.5; - carry = (int) (d1_radix * x); - out[j] = (int) (x - dradix * carry); - } - shift = 0; - x = carry + 0.5; - while (x > 1) { - x *= d1_radix; - shift++; - } - out[0] = in1[0] + shift; - if (shift > 0) { - while (shift > n) { - carry = (int) (d1_radix * carry + 0.5); - shift--; - } - for (j = n; j >= shift + 1; j--) { - out[j] = out[j - shift]; - } - for (j = shift; j >= 1; j--) { - x = carry + 0.5; - carry = (int) (d1_radix * x); - out[j] = (int) (x - dradix * carry); - } - } -} - - -void mp_unsgn_idiv(int n, double dradix, int in1[], double din2, - int out[]) -{ - int j, ix, carry, shift; - double x, d1_in2; - - d1_in2 = 1.0 / din2; - shift = 0; - x = 0; - do { - shift++; - x *= dradix; - if (shift <= n) { - x += in1[shift]; - } - } while (x < din2 - 0.5); - x += 0.5; - ix = (int) (d1_in2 * x); - carry = (int) (x - din2 * ix); - out[1] = ix; - shift--; - out[0] = in1[0] - shift; - if (shift >= n) { - shift = n - 1; - } - for (j = 2; j <= n - shift; j++) { - x = in1[j + shift] + dradix * carry + 0.5; - ix = (int) (d1_in2 * x); - carry = (int) (x - din2 * ix); - out[j] = ix; - } - for (j = n - shift + 1; j <= n; j++) { - x = dradix * carry + 0.5; - ix = (int) (d1_in2 * x); - carry = (int) (x - din2 * ix); - out[j] = ix; - } -} - - -/* -------- mp_mul routines -------- */ - - -double mp_mul_radix_test(int n, int radix, int nfft, - double tmpfft[], int ip[], double w[]) -{ - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_csqu(int nfft, double dinout[]); - double mp_mul_d2i_test(int radix, int nfft, double din[]); - int j, ndata, radix_2; - - ndata = (nfft >> 1) + 1; - if (ndata > n) { - ndata = n; - } - tmpfft[nfft + 1] = radix - 1; - for (j = nfft; j > ndata; j--) { - tmpfft[j] = 0; - } - radix_2 = (radix + 1) / 2; - for (j = ndata; j > 2; j--) { - tmpfft[j] = radix_2; - } - tmpfft[2] = radix; - tmpfft[1] = radix - 1; - tmpfft[0] = 0; - rdft(nfft, 1, &tmpfft[1], ip, w); - mp_mul_csqu(nfft, tmpfft); - rdft(nfft, -1, &tmpfft[1], ip, w); - return 2 * mp_mul_d2i_test(radix, nfft, tmpfft); -} - - -void mp_mul(int n, int radix, int in1[], int in2[], int out[], - int tmp[], int nfft, double tmp1fft[], double tmp2fft[], - double tmp3fft[], int ip[], double w[]) -{ - void mp_copy(int n, int radix, int in[], int out[]); - void mp_add(int n, int radix, int in1[], int in2[], int out[]); - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]); - void mp_mul_cmul(int nfft, double din[], double dinout[]); - void mp_mul_cmuladd(int nfft, double din1[], double din2[], - double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - int n_h, shift; - - shift = (nfft >> 1) + 1; - while (n > shift) { - if (in1[shift + 2] + in2[shift + 2] != 0) { - break; - } - shift++; - } - n_h = n / 2 + 1; - if (n_h < n - shift) { - n_h = n - shift; - } - /* ---- tmp3fft = (upper) in1 * (lower) in2 ---- */ - mp_mul_i2d(n, radix, nfft, 0, in1, tmp1fft); - rdft(nfft, 1, &tmp1fft[1], ip, w); - mp_mul_i2d(n, radix, nfft, shift, in2, tmp3fft); - rdft(nfft, 1, &tmp3fft[1], ip, w); - mp_mul_cmul(nfft, tmp1fft, tmp3fft); - /* ---- tmp = (upper) in1 * (upper) in2 ---- */ - mp_mul_i2d(n, radix, nfft, 0, in2, tmp2fft); - rdft(nfft, 1, &tmp2fft[1], ip, w); - mp_mul_cmul(nfft, tmp2fft, tmp1fft); - rdft(nfft, -1, &tmp1fft[1], ip, w); - mp_mul_d2i(n, radix, nfft, tmp1fft, tmp); - /* ---- tmp3fft += (upper) in2 * (lower) in1 ---- */ - mp_mul_i2d(n, radix, nfft, shift, in1, tmp1fft); - rdft(nfft, 1, &tmp1fft[1], ip, w); - mp_mul_cmuladd(nfft, tmp1fft, tmp2fft, tmp3fft); - /* ---- out = tmp + tmp3fft ---- */ - rdft(nfft, -1, &tmp3fft[1], ip, w); - mp_mul_d2i(n_h, radix, nfft, tmp3fft, out); - if (out[0] != 0) { - mp_add(n, radix, out, tmp, out); - } else { - mp_copy(n, radix, tmp, out); - } -} - - -void mp_squ(int n, int radix, int in[], int out[], int tmp[], - int nfft, double tmp1fft[], double tmp2fft[], - int ip[], double w[]) -{ - void mp_add(int n, int radix, int in1[], int in2[], int out[]); - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]); - void mp_mul_cmul(int nfft, double din[], double dinout[]); - void mp_mul_csqu(int nfft, double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - int n_h, shift; - - shift = (nfft >> 1) + 1; - while (n > shift) { - if (in[shift + 2] != 0) { - break; - } - shift++; - } - n_h = n / 2 + 1; - if (n_h < n - shift) { - n_h = n - shift; - } - /* ---- tmp = (upper) in * (lower) in ---- */ - mp_mul_i2d(n, radix, nfft, 0, in, tmp1fft); - rdft(nfft, 1, &tmp1fft[1], ip, w); - mp_mul_i2d(n, radix, nfft, shift, in, tmp2fft); - rdft(nfft, 1, &tmp2fft[1], ip, w); - mp_mul_cmul(nfft, tmp1fft, tmp2fft); - rdft(nfft, -1, &tmp2fft[1], ip, w); - mp_mul_d2i(n_h, radix, nfft, tmp2fft, tmp); - /* ---- out = 2 * tmp + ((upper) in)^2 ---- */ - mp_mul_csqu(nfft, tmp1fft); - rdft(nfft, -1, &tmp1fft[1], ip, w); - mp_mul_d2i(n, radix, nfft, tmp1fft, out); - if (tmp[0] != 0) { - mp_add(n_h, radix, tmp, tmp, tmp); - mp_add(n, radix, out, tmp, out); - } -} - - -void mp_mulh(int n, int radix, int in1[], int in2[], int out[], - int nfft, double in1fft[], double outfft[], int ip[], double w[]) -{ - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]); - void mp_mul_cmul(int nfft, double din[], double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - - mp_mul_i2d(n, radix, nfft, 0, in1, in1fft); - rdft(nfft, 1, &in1fft[1], ip, w); - mp_mul_i2d(n, radix, nfft, 0, in2, outfft); - rdft(nfft, 1, &outfft[1], ip, w); - mp_mul_cmul(nfft, in1fft, outfft); - rdft(nfft, -1, &outfft[1], ip, w); - mp_mul_d2i(n, radix, nfft, outfft, out); -} - - -void mp_mulh_use_in1fft(int n, int radix, double in1fft[], - int shift, int in2[], int out[], int nfft, double outfft[], - int ip[], double w[]) -{ - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]); - void mp_mul_cmul(int nfft, double din[], double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - int n_h; - - while (n > shift) { - if (in2[shift + 2] != 0) { - break; - } - shift++; - } - n_h = n / 2 + 1; - if (n_h < n - shift) { - n_h = n - shift; - } - mp_mul_i2d(n, radix, nfft, shift, in2, outfft); - rdft(nfft, 1, &outfft[1], ip, w); - mp_mul_cmul(nfft, in1fft, outfft); - rdft(nfft, -1, &outfft[1], ip, w); - mp_mul_d2i(n_h, radix, nfft, outfft, out); -} - - -void mp_squh(int n, int radix, int in[], int out[], - int nfft, double inoutfft[], int ip[], double w[]) -{ - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]); - void mp_mul_csqu(int nfft, double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - - mp_mul_i2d(n, radix, nfft, 0, in, inoutfft); - rdft(nfft, 1, &inoutfft[1], ip, w); - mp_mul_csqu(nfft, inoutfft); - rdft(nfft, -1, &inoutfft[1], ip, w); - mp_mul_d2i(n, radix, nfft, inoutfft, out); -} - - -void mp_squh_use_in1fft(int n, int radix, double inoutfft[], int out[], - int nfft, int ip[], double w[]) -{ - void rdft(int n, int isgn, double *a, int *ip, double *w); - void mp_mul_csqu(int nfft, double dinout[]); - void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]); - - mp_mul_csqu(nfft, inoutfft); - rdft(nfft, -1, &inoutfft[1], ip, w); - mp_mul_d2i(n, radix, nfft, inoutfft, out); -} - - -/* -------- mp_mul child routines -------- */ - - -void mp_mul_i2d(int n, int radix, int nfft, int shift, - int in[], double dout[]) -{ - int j, x, carry, ndata, radix_2, topdgt; - - ndata = 0; - topdgt = 0; - if (n > shift) { - topdgt = in[shift + 2]; - ndata = (nfft >> 1) + 1; - if (ndata > n - shift) { - ndata = n - shift; - } - } - dout[nfft + 1] = in[0] * topdgt; - for (j = nfft; j > ndata; j--) { - dout[j] = 0; - } - /* ---- abs(dout[j]) <= radix/2 (to keep FFT precision) ---- */ - if (ndata > 1) { - radix_2 = radix / 2; - carry = 0; - for (j = ndata + 1; j > 3; j--) { - x = in[j + shift] - carry; - carry = x >= radix_2 ? -1 : 0; - dout[j - 1] = x - (radix & carry); - } - dout[2] = in[shift + 3] - carry; - } - dout[1] = topdgt; - dout[0] = in[1] - shift; -} - - -void mp_mul_cmul(int nfft, double din[], double dinout[]) -{ - int j; - double xr, xi, yr, yi; - - dinout[0] += din[0]; - dinout[1] *= din[1]; - dinout[2] *= din[2]; - for (j = 3; j < nfft; j += 2) { - xr = din[j]; - xi = din[j + 1]; - yr = dinout[j]; - yi = dinout[j + 1]; - dinout[j] = xr * yr - xi * yi; - dinout[j + 1] = xr * yi + xi * yr; - } - dinout[nfft + 1] *= din[nfft + 1]; -} - - -void mp_mul_cmuladd(int nfft, double din1[], double din2[], - double dinout[]) -{ - int j; - double xr, xi, yr, yi; - - dinout[1] += din1[1] * din2[1]; - dinout[2] += din1[2] * din2[2]; - for (j = 3; j < nfft; j += 2) { - xr = din1[j]; - xi = din1[j + 1]; - yr = din2[j]; - yi = din2[j + 1]; - dinout[j] += xr * yr - xi * yi; - dinout[j + 1] += xr * yi + xi * yr; - } - dinout[nfft + 1] += din1[nfft + 1] * din2[nfft + 1]; -} - - -void mp_mul_csqu(int nfft, double dinout[]) -{ - int j; - double xr, xi; - - dinout[0] *= 2; - dinout[1] *= dinout[1]; - dinout[2] *= dinout[2]; - for (j = 3; j < nfft; j += 2) { - xr = dinout[j]; - xi = dinout[j + 1]; - dinout[j] = xr * xr - xi * xi; - dinout[j + 1] = 2 * xr * xi; - } - dinout[nfft + 1] *= dinout[nfft + 1]; -} - - -void mp_mul_d2i(int n, int radix, int nfft, double din[], int out[]) -{ - int j, carry, carry1, carry2, shift, ndata; - double x, scale, d1_radix, d1_radix2, pow_radix, topdgt; - - scale = 2.0 / nfft; - d1_radix = 1.0 / radix; - d1_radix2 = d1_radix * d1_radix; - topdgt = din[nfft + 1]; - x = topdgt < 0 ? -topdgt : topdgt; - shift = x + 0.5 >= radix ? 1 : 0; - /* ---- correction of cyclic convolution of din[1] ---- */ - x *= nfft * 0.5; - din[nfft + 1] = din[1] - x; - din[1] = x; - /* ---- output of digits ---- */ - ndata = n; - if (n > nfft + 1 + shift) { - ndata = nfft + 1 + shift; - for (j = n + 1; j > ndata + 1; j--) { - out[j] = 0; - } - } - x = 0; - pow_radix = 1; - for (j = ndata + 1 - shift; j <= nfft + 1; j++) { - x += pow_radix * din[j]; - pow_radix *= d1_radix; - if (pow_radix < DBL_EPSILON) { - break; - } - } - x = d1_radix2 * (scale * x + 0.5); - carry2 = ((int) x) - 1; - carry = (int) (radix * (x - carry2) + 0.5); - for (j = ndata; j > 1; j--) { - x = d1_radix2 * (scale * din[j - shift] + carry + 0.5); - carry = carry2; - carry2 = ((int) x) - 1; - x = radix * (x - carry2); - carry1 = (int) x; - out[j + 1] = (int) (radix * (x - carry1)); - carry += carry1; - } - x = carry + ((double) radix) * carry2 + 0.5; - if (shift == 0) { - x += scale * din[1]; - } - carry = (int) (d1_radix * x); - out[2] = (int) (x - ((double) radix) * carry); - if (carry > 0) { - for (j = n + 1; j > 2; j--) { - out[j] = out[j - 1]; - } - out[2] = carry; - shift++; - } - /* ---- output of exp, sgn ---- */ - x = din[0] + shift + 0.5; - shift = ((int) x) - 1; - out[1] = shift + ((int) (x - shift)); - out[0] = topdgt > 0.5 ? 1 : -1; - if (out[2] == 0) { - out[0] = 0; - out[1] = 0; - } -} - - -double mp_mul_d2i_test(int radix, int nfft, double din[]) -{ - int j, carry, carry1, carry2; - double x, scale, d1_radix, d1_radix2, err; - - scale = 2.0 / nfft; - d1_radix = 1.0 / radix; - d1_radix2 = d1_radix * d1_radix; - /* ---- correction of cyclic convolution of din[1] ---- */ - x = din[nfft + 1] * nfft * 0.5; - if (x < 0) { - x = -x; - } - din[nfft + 1] = din[1] - x; - /* ---- check of digits ---- */ - err = 0; - carry = 0; - carry2 = 0; - for (j = nfft + 1; j > 1; j--) { - x = d1_radix2 * (scale * din[j] + carry + 0.5); - carry = carry2; - carry2 = ((int) x) - 1; - x = radix * (x - carry2); - carry1 = (int) x; - x = radix * (x - carry1); - carry += carry1; - x = x - 0.5 - ((int) x); - if (x > err) { - err = x; - } else if (-x > err) { - err = -x; - } - } - return err; -} - - -/* -------- mp_inv routines -------- */ - - -int mp_inv(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]) -{ - int mp_get_nfft_init(int radix, int nfft_max); - void mp_inv_init(int n, int radix, int in[], int out[]); - int mp_inv_newton(int n, int radix, int in[], int inout[], - int tmp1[], int tmp2[], int nfft, double tmp1fft[], - double tmp2fft[], int ip[], double w[]); - int n_nwt, nfft_nwt, thr, prc; - - if (in[0] == 0) { - return -1; - } - nfft_nwt = mp_get_nfft_init(radix, nfft); - n_nwt = nfft_nwt + 2; - if (n_nwt > n) { - n_nwt = n; - } - mp_inv_init(n_nwt, radix, in, out); - thr = 8; - do { - n_nwt = nfft_nwt + 2; - if (n_nwt > n) { - n_nwt = n; - } - prc = mp_inv_newton(n_nwt, radix, in, out, - tmp1, tmp2, nfft_nwt, tmp1fft, tmp2fft, ip, w); - if (thr * nfft_nwt >= nfft) { - thr = 0; - if (2 * prc <= n_nwt - 2) { - nfft_nwt >>= 1; - } - } else { - if (3 * prc < n_nwt - 2) { - nfft_nwt >>= 1; - } - } - nfft_nwt <<= 1; - } while (nfft_nwt <= nfft); - return 0; -} - - -int mp_sqrt(int n, int radix, int in[], int out[], - int tmp1[], int tmp2[], int nfft, - double tmp1fft[], double tmp2fft[], int ip[], double w[]) -{ - void mp_load_0(int n, int radix, int out[]); - int mp_get_nfft_init(int radix, int nfft_max); - void mp_sqrt_init(int n, int radix, int in[], int out[], int out_rev[]); - int mp_sqrt_newton(int n, int radix, int in[], int inout[], - int inout_rev[], int tmp[], int nfft, double tmp1fft[], - double tmp2fft[], int ip[], double w[], int *n_tmp1fft); - int n_nwt, nfft_nwt, thr, prc, n_tmp1fft; - - if (in[0] < 0) { - return -1; - } else if (in[0] == 0) { - mp_load_0(n, radix, out); - return 0; - } - nfft_nwt = mp_get_nfft_init(radix, nfft); - n_nwt = nfft_nwt + 2; - if (n_nwt > n) { - n_nwt = n; - } - mp_sqrt_init(n_nwt, radix, in, out, tmp1); - n_tmp1fft = 0; - thr = 8; - do { - n_nwt = nfft_nwt + 2; - if (n_nwt > n) { - n_nwt = n; - } - prc = mp_sqrt_newton(n_nwt, radix, in, out, - tmp1, tmp2, nfft_nwt, tmp1fft, tmp2fft, - ip, w, &n_tmp1fft); - if (thr * nfft_nwt >= nfft) { - thr = 0; - if (2 * prc <= n_nwt - 2) { - nfft_nwt >>= 1; - } - } else { - if (3 * prc < n_nwt - 2) { - nfft_nwt >>= 1; - } - } - nfft_nwt <<= 1; - } while (nfft_nwt <= nfft); - return 0; -} - - -/* -------- mp_inv child routines -------- */ - - -int mp_get_nfft_init(int radix, int nfft_max) -{ - int nfft_init; - double r; - - r = radix; - nfft_init = 1; - do { - r *= r; - nfft_init <<= 1; - } while (DBL_EPSILON * r < 1 && nfft_init < nfft_max); - return nfft_init; -} - - -void mp_inv_init(int n, int radix, int in[], int out[]) -{ - void mp_unexp_d2mp(int n, int radix, double din, int out[]); - double mp_unexp_mp2d(int n, int radix, int in[]); - int outexp; - double din; - - out[0] = in[0]; - outexp = -in[1]; - din = 1.0 / mp_unexp_mp2d(n, radix, &in[2]); - while (din < 1) { - din *= radix; - outexp--; - } - out[1] = outexp; - mp_unexp_d2mp(n, radix, din, &out[2]); -} - - -void mp_sqrt_init(int n, int radix, int in[], int out[], int out_rev[]) -{ - void mp_unexp_d2mp(int n, int radix, double din, int out[]); - double mp_unexp_mp2d(int n, int radix, int in[]); - int outexp; - double din; - - out[0] = 1; - out_rev[0] = 1; - outexp = in[1]; - din = mp_unexp_mp2d(n, radix, &in[2]); - if (outexp % 2 != 0) { - din *= radix; - outexp--; - } - outexp /= 2; - din = sqrt(din); - if (din < 1) { - din *= radix; - outexp--; - } - out[1] = outexp; - mp_unexp_d2mp(n, radix, din, &out[2]); - outexp = -outexp; - din = 1.0 / din; - while (din < 1) { - din *= radix; - outexp--; - } - out_rev[1] = outexp; - mp_unexp_d2mp(n, radix, din, &out_rev[2]); -} - - -void mp_unexp_d2mp(int n, int radix, double din, int out[]) -{ - int j, x; - - for (j = 0; j < n; j++) { - x = (int) din; - if (x >= radix) { - x = radix - 1; - din = radix; - } - din = radix * (din - x); - out[j] = x; - } -} - - -double mp_unexp_mp2d(int n, int radix, int in[]) -{ - int j; - double d1_radix, dout; - - d1_radix = 1.0 / radix; - dout = 0; - for (j = n - 1; j >= 0; j--) { - dout = d1_radix * dout + in[j]; - } - return dout; -} - - -int mp_inv_newton(int n, int radix, int in[], int inout[], - int tmp1[], int tmp2[], int nfft, double tmp1fft[], - double tmp2fft[], int ip[], double w[]) -{ - void mp_load_1(int n, int radix, int out[]); - void mp_round(int n, int radix, int m, int inout[]); - void mp_add(int n, int radix, int in1[], int in2[], int out[]); - void mp_sub(int n, int radix, int in1[], int in2[], int out[]); - void mp_mulh(int n, int radix, int in1[], int in2[], int out[], - int nfft, double in1fft[], double outfft[], - int ip[], double w[]); - void mp_mulh_use_in1fft(int n, int radix, double in1fft[], - int shift, int in2[], int out[], int nfft, double outfft[], - int ip[], double w[]); - int n_h, shift, prc; - - shift = (nfft >> 1) + 1; - n_h = n / 2 + 1; - if (n_h < n - shift) { - n_h = n - shift; - } - /* ---- tmp1 = inout * (upper) in (half to normal precision) ---- */ - mp_round(n, radix, shift, inout); - mp_mulh(n, radix, inout, in, tmp1, - nfft, tmp1fft, tmp2fft, ip, w); - /* ---- tmp2 = 1 - tmp1 ---- */ - mp_load_1(n, radix, tmp2); - mp_sub(n, radix, tmp2, tmp1, tmp2); - /* ---- tmp2 -= inout * (lower) in (half precision) ---- */ - mp_mulh_use_in1fft(n, radix, tmp1fft, shift, in, tmp1, - nfft, tmp2fft, ip, w); - mp_sub(n_h, radix, tmp2, tmp1, tmp2); - /* ---- get precision ---- */ - prc = -tmp2[1]; - if (tmp2[0] == 0) { - prc = nfft + 1; - } - /* ---- tmp2 *= inout (half precision) ---- */ - mp_mulh_use_in1fft(n_h, radix, tmp1fft, 0, tmp2, tmp2, - nfft, tmp2fft, ip, w); - /* ---- inout += tmp2 ---- */ - if (tmp2[0] != 0) { - mp_add(n, radix, inout, tmp2, inout); - } - return prc; -} - - -int mp_sqrt_newton(int n, int radix, int in[], int inout[], - int inout_rev[], int tmp[], int nfft, double tmp1fft[], - double tmp2fft[], int ip[], double w[], int *n_tmp1fft) -{ - void mp_round(int n, int radix, int m, int inout[]); - void mp_add(int n, int radix, int in1[], int in2[], int out[]); - void mp_sub(int n, int radix, int in1[], int in2[], int out[]); - void mp_idiv_2(int n, int radix, int in[], int out[]); - void mp_mulh(int n, int radix, int in1[], int in2[], int out[], - int nfft, double in1fft[], double outfft[], - int ip[], double w[]); - void mp_squh(int n, int radix, int in[], int out[], - int nfft, double inoutfft[], int ip[], double w[]); - void mp_squh_use_in1fft(int n, int radix, double inoutfft[], int out[], - int nfft, int ip[], double w[]); - int n_h, nfft_h, shift, prc; - - nfft_h = nfft >> 1; - shift = nfft_h + 1; - if (nfft_h < 2) { - nfft_h = 2; - } - n_h = n / 2 + 1; - if (n_h < n - shift) { - n_h = n - shift; - } - /* ---- tmp = inout_rev^2 (1/4 to half precision) ---- */ - mp_round(n_h, radix, (nfft_h >> 1) + 1, inout_rev); - if (*n_tmp1fft != nfft_h) { - mp_squh(n_h, radix, inout_rev, tmp, - nfft_h, tmp1fft, ip, w); - } else { - mp_squh_use_in1fft(n_h, radix, tmp1fft, tmp, - nfft_h, ip, w); - } - /* ---- tmp = inout_rev - inout * tmp (half precision) ---- */ - mp_round(n, radix, shift, inout); - mp_mulh(n_h, radix, inout, tmp, tmp, - nfft, tmp1fft, tmp2fft, ip, w); - mp_sub(n_h, radix, inout_rev, tmp, tmp); - /* ---- inout_rev += tmp ---- */ - mp_add(n_h, radix, inout_rev, tmp, inout_rev); - /* ---- tmp = in - inout^2 (half to normal precision) ---- */ - mp_squh_use_in1fft(n, radix, tmp1fft, tmp, - nfft, ip, w); - mp_sub(n, radix, in, tmp, tmp); - /* ---- get precision ---- */ - prc = in[1] - tmp[1]; - if (in[2] > tmp[2]) { - prc++; - } - if (tmp[0] == 0) { - prc = nfft + 1; - } - /* ---- tmp = tmp * inout_rev / 2 (half precision) ---- */ - mp_round(n_h, radix, shift, inout_rev); - mp_mulh(n_h, radix, inout_rev, tmp, tmp, - nfft, tmp1fft, tmp2fft, ip, w); - *n_tmp1fft = nfft; - mp_idiv_2(n_h, radix, tmp, tmp); - /* ---- inout += tmp ---- */ - if (tmp[0] != 0) { - mp_add(n, radix, inout, tmp, inout); - } - return prc; -} - - -/* -------- mp_io routines -------- */ - - -void mp_sprintf(int n, int log10_radix, int in[], char out[]) -{ - int j, k, x, y, outexp, shift; - - if (in[0] < 0) { - *out++ = '-'; - } - x = in[2]; - shift = log10_radix; - for (k = log10_radix; k > 0; k--) { - y = x % 10; - x /= 10; - out[k] = '0' + y; - if (y != 0) { - shift = k; - } - } - out[0] = out[shift]; - out[1] = '.'; - for (k = 1; k <= log10_radix - shift; k++) { - out[k + 1] = out[k + shift]; - } - outexp = log10_radix - shift; - out += outexp + 2; - for (j = 3; j <= n + 1; j++) { - x = in[j]; - for (k = log10_radix - 1; k >= 0; k--) { - y = x % 10; - x /= 10; - out[k] = '0' + y; - } - out += log10_radix; - } - *out++ = 'e'; - outexp += log10_radix * in[1]; - sprintf(out, "%d", outexp); -} - - -void mp_sscanf(int n, int log10_radix, char in[], int out[]) -{ - char *s; - int j, x, outexp, outexp_mod; - - while (*in == ' ') { - in++; - } - out[0] = 1; - if (*in == '-') { - out[0] = -1; - in++; - } else if (*in == '+') { - in++; - } - while (*in == ' ' || *in == '0') { - in++; - } - outexp = 0; - for (s = in; *s != '\0'; s++) { - if (*s == 'e' || *s == 'E' || *s == 'd' || *s == 'D') { - if (sscanf(++s, "%d", &outexp) != 1) { - outexp = 0; - } - break; - } - } - if (*in == '.') { - do { - outexp--; - while (*++in == ' '); - } while (*in == '0' && *in != '\0'); - } else if (*in != '\0') { - s = in; - while (*++s == ' '); - while (*s >= '0' && *s <= '9' && *s != '\0') { - outexp++; - while (*++s == ' '); - } - } - x = outexp / log10_radix; - outexp_mod = outexp - log10_radix * x; - if (outexp_mod < 0) { - x--; - outexp_mod += log10_radix; - } - out[1] = x; - x = 0; - j = 2; - for (s = in; *s != '\0'; s++) { - if (*s == '.' || *s == ' ') { - continue; - } - if (*s < '0' || *s > '9') { - break; - } - x = 10 * x + (*s - '0'); - if (--outexp_mod < 0) { - if (j > n + 1) { - break; - } - out[j++] = x; - x = 0; - outexp_mod = log10_radix - 1; - } - } - while (outexp_mod-- >= 0) { - x *= 10; - } - while (j <= n + 1) { - out[j++] = x; - x = 0; - } - if (out[2] == 0) { - out[0] = 0; - out[1] = 0; - } -} - - -void mp_fprintf(int n, int log10_radix, int in[], FILE *fout) -{ - int j, k, x, y, outexp, shift; - char out[256]; - - if (in[0] < 0) { - putc('-', fout); - } - x = in[2]; - shift = log10_radix; - for (k = log10_radix; k > 0; k--) { - y = x % 10; - x /= 10; - out[k] = '0' + y; - if (y != 0) { - shift = k; - } - } - putc(out[shift], fout); - putc('.', fout); - for (k = 1; k <= log10_radix - shift; k++) { - putc(out[k + shift], fout); - } - outexp = log10_radix - shift; - for (j = 3; j <= n + 1; j++) { - x = in[j]; - for (k = log10_radix - 1; k >= 0; k--) { - y = x % 10; - x /= 10; - out[k] = '0' + y; - } - for (k = 0; k < log10_radix; k++) { - putc(out[k], fout); - } - } - putc('e', fout); - outexp += log10_radix * in[1]; - sprintf(out, "%d", outexp); - for (k = 0; out[k] != '\0'; k++) { - putc(out[k], fout); - } -} - - diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile b/plugins/supereq/nsfft-1.00/simd/Makefile deleted file mode 120000 index fc484116..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile +++ /dev/null @@ -1 +0,0 @@ -Makefile.x86
\ No newline at end of file diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile.altivec b/plugins/supereq/nsfft-1.00/simd/Makefile.altivec deleted file mode 100644 index eeaed6a1..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile.altivec +++ /dev/null @@ -1,26 +0,0 @@ -CC=gcc -BASEOPT=-Wall -maltivec -mabi=altivec -OPT=$(BASEOPT) -O3 - -all : libSIMD.a - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBaseUndiff_purecdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecdouble.o - -SIMDBaseUndiff_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_pureclongdouble.o - -SIMDBaseUndiff_altivecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_ALTIVEC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_altivecfloat.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_ALTIVEC_FLOAT SIMDBase.c -c -o SIMDBase.o - -libSIMD.a : SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_altivecfloat.o - rm -f libSIMD.a; ar -cvq libSIMD.a SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_altivecfloat.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile.neon b/plugins/supereq/nsfft-1.00/simd/Makefile.neon deleted file mode 100644 index ace704f1..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile.neon +++ /dev/null @@ -1,26 +0,0 @@ -CC=gcc -BASEOPT=-Wall -mfloat-abi=softfp -OPT=$(BASEOPT) -O3 - -all : libSIMD.a - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBaseUndiff_purecdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecdouble.o - -SIMDBaseUndiff_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_pureclongdouble.o - -SIMDBaseUndiff_neonfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -mfpu=neon -DENABLE_NEON_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_neonfloat.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_NEON_FLOAT SIMDBase.c -c -o SIMDBase.o - -libSIMD.a : SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_neonfloat.o - rm -f libSIMD.a; ar -cvq libSIMD.a SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_neonfloat.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile.purec b/plugins/supereq/nsfft-1.00/simd/Makefile.purec deleted file mode 100644 index 2c8b04f1..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile.purec +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -OPT=$(BASEOPT) -O3 - -all : libDFT.a - -DFTpurecfloat.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT DFTUndiff.c -c -o DFTpurecfloat.o - -DFTpurecdouble.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE DFTUndiff.c -c -o DFTpurecdouble.o - -DFTpureclongdouble.o : DFTUndiff.c DFT.h SIMDBase.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE DFTUndiff.c -c -o DFTpureclongdouble.o - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBaseUndiff_purecdouble.o : SIMDBaseUndiff.c DFT.h SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecdouble.o - -SIMDBaseUndiff_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_pureclongdouble.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE SIMDBase.c -c -o SIMDBase.o - -DFT.o : DFT.c DFT.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE DFT.c -c -o DFT.o - -libDFT.a : DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFT.o SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o - rm -f libDFT.a; ar -cvq libDFT.a DFTpurecfloat.o DFTpurecdouble.o DFTpureclongdouble.o DFT.o SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o - -clean : - rm -f *~ *.o *.s *.a diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile.x86 b/plugins/supereq/nsfft-1.00/simd/Makefile.x86 deleted file mode 100644 index 02f49610..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile.x86 +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -OPT=$(BASEOPT) -O3 - -all : libSIMD.a - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBase_purecdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBase_purecdouble.o - -SIMDBase_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBase_pureclongdouble.o - -SIMDBase_ssefloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -msse -DENABLE_SSE_FLOAT SIMDBaseUndiff.c -c -o SIMDBase_ssefloat.o - -SIMDBase_sse2double.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -msse2 -DENABLE_SSE2_DOUBLE SIMDBaseUndiff.c -c -o SIMDBase_sse2double.o - -SIMDBase_avxfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_FLOAT SIMDBaseUndiff.c -c -o SIMDBase_avxfloat.o - -SIMDBase_avxdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_DOUBLE SIMDBaseUndiff.c -c -o SIMDBase_avxdouble.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_SSE_FLOAT -DENABLE_SSE2_DOUBLE SIMDBase.c -c -o SIMDBase.o - -libSIMD.a : SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBase_purecdouble.o SIMDBase_pureclongdouble.o SIMDBase_ssefloat.o SIMDBase_sse2double.o - rm -f libSIMD.a; ar -cvq libSIMD.a SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBase_purecdouble.o SIMDBase_pureclongdouble.o SIMDBase_ssefloat.o SIMDBase_sse2double.o - -clean : - rm -f *~ *.o *.s *.a a.out diff --git a/plugins/supereq/nsfft-1.00/simd/Makefile.x86avx b/plugins/supereq/nsfft-1.00/simd/Makefile.x86avx deleted file mode 100644 index d9d27a2e..00000000 --- a/plugins/supereq/nsfft-1.00/simd/Makefile.x86avx +++ /dev/null @@ -1,35 +0,0 @@ -CC=gcc -BASEOPT=-Wall -OPT=$(BASEOPT) -O3 - -all : libSIMD.a - -SIMDBaseUndiff_purecfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecfloat.o - -SIMDBaseUndiff_purecdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_purecdouble.o - -SIMDBaseUndiff_pureclongdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -DENABLE_PUREC_LONGDOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_pureclongdouble.o - -SIMDBaseUndiff_ssefloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -msse -DENABLE_SSE_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_ssefloat.o - -SIMDBaseUndiff_sse2double.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -msse2 -DENABLE_SSE2_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_sse2double.o - -SIMDBaseUndiff_avxfloat.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_FLOAT SIMDBaseUndiff.c -c -o SIMDBaseUndiff_avxfloat.o - -SIMDBaseUndiff_avxdouble.o : SIMDBaseUndiff.c SIMDBase.h SIMDBaseUndiff.h - $(CC) $(OPT) -mavx -DENABLE_AVX_DOUBLE SIMDBaseUndiff.c -c -o SIMDBaseUndiff_avxdouble.o - -SIMDBase.o : SIMDBase.c SIMDBase.h - $(CC) $(BASEOPT) -O -DENABLE_PUREC_FLOAT -DENABLE_PUREC_DOUBLE -DENABLE_PUREC_LONGDOUBLE -DENABLE_SSE_FLOAT -DENABLE_SSE2_DOUBLE -DENABLE_AVX_FLOAT -DENABLE_AVX_DOUBLE SIMDBase.c -c -o SIMDBase.o - -libSIMD.a : SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_ssefloat.o SIMDBaseUndiff_sse2double.o SIMDBaseUndiff_avxfloat.o SIMDBaseUndiff_avxdouble.o - rm -f libSIMD.a; ar -cvq libSIMD.a SIMDBase.o SIMDBaseUndiff_purecfloat.o SIMDBaseUndiff_purecdouble.o SIMDBaseUndiff_pureclongdouble.o SIMDBaseUndiff_ssefloat.o SIMDBaseUndiff_sse2double.o SIMDBaseUndiff_avxfloat.o SIMDBaseUndiff_avxdouble.o - -clean : - rm -f *~ *.o *.s *.a a.out diff --git a/plugins/supereq/nsfft-1.00/simd/SIMDBase.c b/plugins/supereq/nsfft-1.00/simd/SIMDBase.c deleted file mode 100644 index eb51ee10..00000000 --- a/plugins/supereq/nsfft-1.00/simd/SIMDBase.c +++ /dev/null @@ -1,454 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <math.h> -#include <stdint.h> -#include <signal.h> -#include <setjmp.h> -#include <string.h> - -#include "SIMDBase.h" - -void detect_purec_float(void); -void detect_purec_double(void); -void detect_purec_longdouble(void); -void detect_sse_float(void); -void detect_sse2_double(void); -void detect_neon_float(void); -void detect_avx_float(void); -void detect_avx_double(void); -void detect_altivec_float(void); - -int32_t getModeParamInt_purec_float(int32_t paramId); -int32_t getModeParamInt_purec_double(int32_t paramId); -int32_t getModeParamInt_purec_longdouble(int32_t paramId); -int32_t getModeParamInt_sse_float(int32_t paramId); -int32_t getModeParamInt_sse2_double(int32_t paramId); -int32_t getModeParamInt_neon_float(int32_t paramId); -int32_t getModeParamInt_avx_float(int32_t paramId); -int32_t getModeParamInt_avx_double(int32_t paramId); -int32_t getModeParamInt_altivec_float(int32_t paramId); - -char * getModeParamString_purec_float(int32_t paramId); -char * getModeParamString_purec_double(int32_t paramId); -char * getModeParamString_purec_longdouble(int32_t paramId); -char * getModeParamString_sse_float(int32_t paramId); -char * getModeParamString_sse2_double(int32_t paramId); -char * getModeParamString_neon_float(int32_t paramId); -char * getModeParamString_avx_float(int32_t paramId); -char * getModeParamString_avx_double(int32_t paramId); -char * getModeParamString_altivec_float(int32_t paramId); - -uint8_t detectBuffer[256]; -char SIMDBase_processorNameString[256]; - -static char *startsWith(char *str1, char *str2) { - if (strncmp(str1, str2, strlen(str2)) == 0) { - return str1 + strlen(str2); - } - - return NULL; -} - -#if defined(__linux__) -static char *tryReadingProcCpuinfo(char *entry) { - int i; - - FILE *fp = fopen("/proc/cpuinfo", "r"); - if (fp == NULL) return NULL; - - for(i=0;i<100;i++) { - char *q; - bzero(SIMDBase_processorNameString, 256); - if (fgets(SIMDBase_processorNameString, 255, fp) == NULL) break; - - if ((q = startsWith(SIMDBase_processorNameString, entry)) != NULL) { - int j; - fclose(fp); - - for(j=0;j<256;j++) { - if (SIMDBase_processorNameString[j] == '\n') SIMDBase_processorNameString[j] = ' '; - } - while(*q != '\0' && *q != ':' && q - SIMDBase_processorNameString < 200) q++; - if (q - SIMDBase_processorNameString >= 200) return NULL; - if (*q == ':' && *(q+1) == ' ') return q + 2; - return NULL; - } - } - - fclose(fp); - return NULL; -} -#else -static char *tryReadingProcCpuinfo(char *entry) { return NULL; } -#endif - -#if defined(__i386__) -static void SIMDBase_x86cpuid(uint32_t out[4], uint32_t eax, uint32_t ecx) { - uint32_t a, b, c, d; - __asm__ __volatile__("pushl %%eax; \n\t" - "pushl %%ebx; \n\t" - "pushl %%ecx; \n\t" - "pushl %%edx; \n\t" - "cpuid; \n\t" - "movl %%eax, %0; \n\t" - "movl %%ebx, %1; \n\t" - "movl %%ecx, %2; \n\t" - "movl %%edx, %3; \n\t" - "popl %%edx; \n\t" - "popl %%ecx; \n\t" - "popl %%ebx; \n\t" - "popl %%eax; \n\t" - : "=m"(a), "=m"(b), "=m"(c), "=m"(d) - : "a"(eax), "c"(ecx) - : "cc"); - out[0] = a; out[1] = b; out[2] = c; out[3] = d; -} -#endif - -#if defined(__x86_64__) -static void SIMDBase_x86cpuid(uint32_t out[4], uint32_t eax, uint32_t ecx) { - uint32_t a, b, c, d; - __asm__ __volatile__ ("cpuid" : "=a" (a), "=b" (b), "=c" (c), "=d" (d) : "a" (eax), "c"(ecx)); - out[0] = a; out[1] = b; out[2] = c; out[3] = d; -} -#endif - -#if defined(__i386__) || defined(__x86_64__) -static void getCacheParam(CacheParam *p) { - static int l2assoc[] = {0,1,2,0,4,0,8,0,16,0,32,48,64,96,128,-1}; - int32_t i; - uint32_t out[4]; - - for(i=0;i<8;i++) { - p->size[i] = p->assoc[i] = 0; - } - - SIMDBase_x86cpuid(out, 4, 0); - - if ((out[0] & 0xf) != 0) { - p->linesize = ((out[1] >> 0) & 2047)+1; - for(i=0;i<8;i++) { - SIMDBase_x86cpuid(out, 4, i); - if ((out[0] & 0xf) == 0) break; - int level = (out[0] >> 5) & 0x7; - int type = (out[0] >> 0) & 0xf; - int assoc = ((out[1] >> 22) & 1023)+1; - int part = ((out[1] >> 12) & 1023)+1; - int lsize = ((out[1] >> 0) & 2047)+1; - int nsets = ((out[2] >> 0))+1; - int nthre = ((out[0] >> 14) & 1023)+1; - - if (type != 1 && type != 3) continue; - p->assoc[level-1] = assoc; - p->size[level-1] = (uint64_t)assoc * part * lsize * nsets / nthre; - } - } else { - SIMDBase_x86cpuid(out, 0x80000008U, 0); - int ncores = (out[2] & 0xff) + 1; - - SIMDBase_x86cpuid(out, 0x80000005U, 0); - p->linesize = out[2] & 255; - p->size[0] = (out[2] >> 24) * 1024 / ncores; - p->assoc[0] = (out[2] >> 16) & 0xff; - - SIMDBase_x86cpuid(out, 0x80000006U, 0); - p->size[1] = (out[2] >> 16) * 1024 / ncores; - p->assoc[1] = l2assoc[(out[2] >> 12) & 0xf]; - p->size[2] = (out[3] >> 18) * 512 * 1024 / ncores; - p->assoc[2] = l2assoc[(out[3] >> 12) & 0xf]; - } - - if (p->size[0] == 0) { - p->size[0] = 16 * 1024; - p->assoc[0] = 4; - } - - if (p->size[1] == 0) { - p->size[1] = 256 * 1024; - p->assoc[1] = 4; - } -} - -char *SIMDBase_getProcessorNameString() { - union { - uint32_t info[4]; - uint8_t str[16]; - } u; - int i,j; - char *p; - - p = SIMDBase_processorNameString; - - SIMDBase_x86cpuid(u.info, 0, 0); - - for(i=0;i<4;i++) *p++ = u.str[i+4]; - for(i=0;i<4;i++) *p++ = u.str[i+12]; - for(i=0;i<4;i++) *p++ = u.str[i+8]; - - *p++ = ' '; - - for(i=0;i<3;i++) { - SIMDBase_x86cpuid(u.info, i + 0x80000002, 0); - - for(j=0;j<16;j++) { - *p++ = u.str[j]; - } - } - - *p++ = '\n'; - - return SIMDBase_processorNameString; -} -#else -char *SIMDBase_getProcessorNameString() { - char *p = "Unknown"; -#if defined(__powerpc__) - if ((p = tryReadingProcCpuinfo("cpu")) == NULL) p = "PowerPC"; -#elif defined(__arm__) - if ((p = tryReadingProcCpuinfo("Processor")) == NULL) p = "ARM"; -#endif - - return p; -} -#endif - -int32_t SIMDBase_sizeOfCachelineInByte() { -#if defined(__i386__) || defined(__x86_64__) - CacheParam p; - getCacheParam(&p); - return p.linesize; -#else - return 64; -#endif -} - -int32_t SIMDBase_sizeOfDataCacheInByte() { -#if defined(__i386__) || defined(__x86_64__) - CacheParam p; - getCacheParam(&p); - return p.size[1] + p.size[2]; // L2 + L3 -#else - return 256 * 1024; -#endif -} - -static jmp_buf sigjmp; - -static void sighandler(int signum) { - longjmp(sigjmp, 1); -} - -int32_t SIMDBase_detect(int32_t paramId) { -#if defined(__i386__) || defined(__x86_64__) - uint32_t reg[4]; -#endif - - switch(paramId) { - case SIMDBase_MODE_PUREC_FLOAT: -#if defined(ENABLE_PUREC_FLOAT) - return 1; -#else - return -1; -#endif - case SIMDBase_MODE_PUREC_DOUBLE: -#if defined(ENABLE_PUREC_DOUBLE) - return 1; -#else - return -1; -#endif - case SIMDBase_MODE_PUREC_LONGDOUBLE: -#if defined(ENABLE_PUREC_LONGDOUBLE) - return 1; -#else - return -1; -#endif - case SIMDBase_MODE_SSE_FLOAT: -#if defined(ENABLE_SSE_FLOAT) - SIMDBase_x86cpuid(reg, 1, 0); - return (reg[3] & (1 << 25)) != 0; -#else - return -1; -#endif - case SIMDBase_MODE_SSE2_DOUBLE: -#if defined(ENABLE_SSE2_DOUBLE) - SIMDBase_x86cpuid(reg, 1, 0); - return (reg[3] & (1 << 26)) != 0; -#else - return -1; -#endif - case SIMDBase_MODE_AVX_FLOAT: -#if defined(ENABLE_AVX_FLOAT) - SIMDBase_x86cpuid(reg, 1, 0); - return (reg[2] & (1 << 28)) != 0; -#else - return -1; -#endif - case SIMDBase_MODE_AVX_DOUBLE: -#if defined(ENABLE_AVX_DOUBLE) - SIMDBase_x86cpuid(reg, 1, 0); - return (reg[2] & (1 << 28)) != 0; -#else - return -1; -#endif - default: - break; - } - - signal(SIGILL, sighandler); - - if (setjmp(sigjmp) == 0) { - switch(paramId) { -#if defined(ENABLE_NEON_FLOAT) - case SIMDBase_MODE_NEON_FLOAT: - detect_neon_float(); - break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case SIMDBase_MODE_ALTIVEC_FLOAT: - detect_altivec_float(); - break; -#endif - default: - signal(SIGILL, SIG_DFL); - return -1; - } - signal(SIGILL, SIG_DFL); - return 1; - } else { - signal(SIGILL, SIG_DFL); - return 0; - } -} - -int32_t SIMDBase_chooseBestMode(int32_t typeId) { - switch(typeId) { - case SIMDBase_TYPE_HALF: - break; - case SIMDBase_TYPE_FLOAT: - if (SIMDBase_detect(SIMDBase_MODE_AVX_FLOAT) == 1) return SIMDBase_MODE_AVX_FLOAT; - if (SIMDBase_detect(SIMDBase_MODE_SSE_FLOAT) == 1) return SIMDBase_MODE_SSE_FLOAT; - if (SIMDBase_detect(SIMDBase_MODE_NEON_FLOAT) == 1) return SIMDBase_MODE_NEON_FLOAT; - if (SIMDBase_detect(SIMDBase_MODE_ALTIVEC_FLOAT) == 1) return SIMDBase_MODE_ALTIVEC_FLOAT; - if (SIMDBase_detect(SIMDBase_MODE_PUREC_FLOAT) == 1) return SIMDBase_MODE_PUREC_FLOAT; - break; - - case SIMDBase_TYPE_DOUBLE: - if (SIMDBase_detect(SIMDBase_MODE_AVX_DOUBLE) == 1) return SIMDBase_MODE_AVX_DOUBLE; - if (SIMDBase_detect(SIMDBase_MODE_SSE2_DOUBLE) == 1) return SIMDBase_MODE_SSE2_DOUBLE; - if (SIMDBase_detect(SIMDBase_MODE_PUREC_DOUBLE) == 1) return SIMDBase_MODE_PUREC_DOUBLE; - break; - - case SIMDBase_TYPE_LONGDOUBLE: - if (SIMDBase_detect(SIMDBase_MODE_PUREC_LONGDOUBLE) == 1) return SIMDBase_MODE_PUREC_LONGDOUBLE; - break; - - case SIMDBase_TYPE_EXTENDED: - break; - - case SIMDBase_TYPE_QUAD: - break; - } - - return SIMDBase_MODE_NONE; -} - -int32_t SIMDBase_getModeParamInt(int32_t paramId, int32_t mode) { - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: return getModeParamInt_purec_float(paramId); break; -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: return getModeParamInt_purec_double(paramId); break; -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: return getModeParamInt_purec_longdouble(paramId); break; -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: return getModeParamInt_sse_float(paramId); break; -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: return getModeParamInt_sse2_double(paramId); break; -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: return getModeParamInt_neon_float(paramId); break; -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: return getModeParamInt_avx_float(paramId); break; -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: return getModeParamInt_avx_double(paramId); break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: return getModeParamInt_altivec_float(paramId); break; -#endif - } - - return -1; -} - -char *SIMDBase_getModeParamString(int32_t paramId, int32_t mode) { - switch(mode) { -#if defined(ENABLE_PUREC_FLOAT) - case 1: return getModeParamString_purec_float(paramId); break; -#endif -#if defined(ENABLE_PUREC_DOUBLE) - case 2: return getModeParamString_purec_double(paramId); break; -#endif -#if defined(ENABLE_PUREC_LONGDOUBLE) - case 3: return getModeParamString_purec_longdouble(paramId); break; -#endif -#if defined(ENABLE_SSE_FLOAT) - case 4: return getModeParamString_sse_float(paramId); break; -#endif -#if defined(ENABLE_SSE2_DOUBLE) - case 5: return getModeParamString_sse2_double(paramId); break; -#endif -#if defined(ENABLE_NEON_FLOAT) - case 6: return getModeParamString_neon_float(paramId); break; -#endif -#if defined(ENABLE_AVX_FLOAT) - case 7: return getModeParamString_avx_float(paramId); break; -#endif -#if defined(ENABLE_AVX_DOUBLE) - case 8: return getModeParamString_avx_double(paramId); break; -#endif -#if defined(ENABLE_ALTIVEC_FLOAT) - case 9: return getModeParamString_altivec_float(paramId); break; -#endif - } - - return NULL; -} - -#ifdef ANDROID -int posix_memalign (void **memptr, size_t alignment, size_t size) { - *memptr = malloc (size); - return *memptr ? 0 : -1; -} -#endif - -void *SIMDBase_alignedMalloc(uint64_t size) { - void *p; - if (posix_memalign(&p, SIMDBase_sizeOfCachelineInByte(), size) != 0) abort(); - return p; -} - -void SIMDBase_alignedFree(void *ptr) { - free(ptr); -} - -int32_t SIMDBase_getParamInt(int32_t paramId) { - switch(paramId) { - case SIMDBase_PARAMID_MODE_MAX: - return SIMDBase_LAST_MODE + 1; - } - - return -1; -} - -int32_t SIMDBase_getTypeParamInt(int32_t paramId, int32_t typeId) { - switch(typeId) { - } - - return -1; -} diff --git a/plugins/supereq/nsfft-1.00/simd/SIMDBase.h b/plugins/supereq/nsfft-1.00/simd/SIMDBase.h deleted file mode 100644 index 10cdeb81..00000000 --- a/plugins/supereq/nsfft-1.00/simd/SIMDBase.h +++ /dev/null @@ -1,53 +0,0 @@ -#ifndef _SIMDBase_H_ -#define _SIMDBase_H_ - -#include <stdint.h> - -#define SIMDBase_TYPE_FLOAT ( 1 | ( 1 << 24 )) -#define SIMDBase_TYPE_DOUBLE ( 2 | ( 1 << 24 )) -#define SIMDBase_TYPE_LONGDOUBLE ( 3 | ( 1 << 24 )) -#define SIMDBase_TYPE_EXTENDED ( 4 | ( 1 << 24 )) -#define SIMDBase_TYPE_QUAD ( 5 | ( 1 << 24 )) -#define SIMDBase_TYPE_HALF ( 6 | ( 1 << 24 )) - -#define SIMDBase_MODE_NONE 0 -#define SIMDBase_MODE_PUREC_FLOAT 1 -#define SIMDBase_MODE_PUREC_DOUBLE 2 -#define SIMDBase_MODE_PUREC_LONGDOUBLE 3 -#define SIMDBase_MODE_SSE_FLOAT 4 -#define SIMDBase_MODE_SSE2_DOUBLE 5 -#define SIMDBase_MODE_NEON_FLOAT 6 -#define SIMDBase_MODE_AVX_FLOAT 7 -#define SIMDBase_MODE_AVX_DOUBLE 8 -#define SIMDBase_MODE_ALTIVEC_FLOAT 9 - -#define SIMDBase_LAST_MODE SIMDBase_MODE_ALTIVEC_FLOAT - -#define SIMDBase_PARAMID_MODE_MAX ( 1 | ( 2 << 24 )) -#define SIMDBase_PARAMID_TYPE_AVAILABILITY ( 2 | ( 2 << 24 )) -#define SIMDBase_PARAMID_SIZE_OF_REAL ( 3 | ( 2 << 24 )) -#define SIMDBase_PARAMID_SIZE_OF_VECT ( 4 | ( 2 << 24 )) -#define SIMDBase_PARAMID_VECTOR_LEN ( 5 | ( 2 << 24 )) -#define SIMDBase_PARAMID_MODE_AVAILABILITY ( 6 | ( 2 << 24 )) -#define SIMDBase_PARAMID_MODE_NAME ( 7 | ( 2 << 24 )) - -// - -typedef struct { - uint32_t linesize; - uint32_t size[8], assoc[8]; -} CacheParam; - -void *SIMDBase_alignedMalloc(uint64_t size); -void SIMDBase_alignedFree(void *ptr); -int32_t SIMDBase_sizeOfCachelineInByte(); -int32_t SIMDBase_sizeOfDataCacheInByte(); -int32_t SIMDBase_chooseBestMode(int32_t typeId); -char *SIMDBase_getProcessorNameString(); -int32_t SIMDBase_detect(int32_t paramId); -int32_t SIMDBase_getParamInt(int32_t paramId); -int32_t SIMDBase_getTypeParamInt(int32_t paramId, int32_t typeId); -int32_t SIMDBase_getModeParamInt(int32_t paramId, int32_t mode); -char *SIMDBase_getModeParamString(int32_t paramId, int32_t mode); - -#endif diff --git a/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.c b/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.c deleted file mode 100644 index 257a5ff0..00000000 --- a/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.c +++ /dev/null @@ -1,38 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <stdint.h> - -#include "SIMDBase.h" -#include "SIMDBaseUndiff.h" - -void SIMDBaseUndiff_DETECT() { - extern uint8_t detectBuffer[256]; - SIMDBase_VECT a = SIMDBase_LOAD((SIMDBase_VECT *)&detectBuffer[0]); - SIMDBase_VECT b = SIMDBase_LOAD((SIMDBase_VECT *)&detectBuffer[64]); - SIMDBase_VECT c = SIMDBase_ADDi(a, b); - SIMDBase_STOR((SIMDBase_VECT *)&detectBuffer[128], c); -} - -int32_t SIMDBaseUndiff_GETMODEPARAMINT(int32_t paramId) { - switch(paramId) { - case SIMDBase_PARAMID_SIZE_OF_REAL: - return sizeof(SIMDBase_REAL); - case SIMDBase_PARAMID_SIZE_OF_VECT: - return sizeof(SIMDBase_VECT); - case SIMDBase_PARAMID_VECTOR_LEN: - return SIMDBase_VECTLEN; - case SIMDBase_PARAMID_MODE_AVAILABILITY: - return SIMDBase_detect(paramId); - } - - return -1; -} - -char * SIMDBaseUndiff_GETMODEPARAMSTRING(int32_t paramId) { - switch(paramId) { - case SIMDBase_PARAMID_MODE_NAME: - return SIMDBase_NAME; - } - - return NULL; -} diff --git a/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.h b/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.h deleted file mode 100644 index 1af849a8..00000000 --- a/plugins/supereq/nsfft-1.00/simd/SIMDBaseUndiff.h +++ /dev/null @@ -1,231 +0,0 @@ -#ifndef _SIMDBaseUndiff_H_ -#define _SIMDBaseUndiff_H_ - -#if defined(ENABLE_PUREC_FLOAT) //////////////////////////////////////////// - -typedef float SIMDBase_REAL; -typedef float SIMDBase_VECT; - -#define SIMDBase_MODE 1 -#define SIMDBase_TYPE SIMDBase_TYPE_FLOAT -#define SIMDBase_VECTLEN 1 -#define SIMDBase_NAME "Pure C float" -#define SIMDBaseUndiff_DETECT detect_purec_float -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_purec_float -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_purec_float - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return *p; } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { *p = u; } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return f; } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return *p; } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return u + v; } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return u - v; } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return u * v; } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return -u; } - -#elif defined(ENABLE_PUREC_DOUBLE) //////////////////////////////////////////// - -typedef double SIMDBase_REAL; -typedef double SIMDBase_VECT; - -#define SIMDBase_MODE 2 -#define SIMDBase_TYPE SIMDBase_TYPE_DOUBLE -#define SIMDBase_VECTLEN 1 -#define SIMDBase_NAME "Pure C double" -#define SIMDBaseUndiff_DETECT detect_purec_double -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_purec_double -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_purec_double - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return *p; } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { *p = u; } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return f; } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return *p; } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return u + v; } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return u - v; } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return u * v; } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return -u; } - -#elif defined(ENABLE_PUREC_LONGDOUBLE) //////////////////////////////////////////// - -typedef long double SIMDBase_REAL; -typedef long double SIMDBase_VECT; - -#define SIMDBase_MODE 3 -#define SIMDBase_TYPE SIMDBase_TYPE_LONGDOUBLE -#define SIMDBase_VECTLEN 1 -#define SIMDBase_NAME "Pure C long double" -#define SIMDBaseUndiff_DETECT detect_purec_longdouble -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_purec_longdouble -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_purec_longdouble - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return *p; } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { *p = u; } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return f; } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return *p; } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return u + v; } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return u - v; } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return u * v; } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return -u; } - -#elif defined(ENABLE_SSE_FLOAT) //////////////////////////////////////////// - -#include <xmmintrin.h> - -typedef float SIMDBase_REAL; -typedef __m128 SIMDBase_VECT; - -#define SIMDBase_MODE 4 -#define SIMDBase_TYPE SIMDBase_TYPE_FLOAT -#define SIMDBase_VECTLEN 4 -#define SIMDBase_NAME "x86 SSE float" -#define SIMDBaseUndiff_DETECT detect_sse_float -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_sse_float -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_sse_float - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return _mm_load_ps((float *)p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { _mm_store_ps((float *)p, u); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return _mm_set1_ps(f); } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return _mm_load1_ps(p); } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_add_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_sub_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_mul_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return _mm_xor_ps(u, _mm_set_ps(-0.0f, -0.0f, -0.0f, -0.0f)); } - -#elif defined(ENABLE_SSE2_DOUBLE) //////////////////////////////////////////// - -#include <emmintrin.h> - -typedef double SIMDBase_REAL; -typedef __m128d SIMDBase_VECT; - -#define SIMDBase_MODE 5 -#define SIMDBase_TYPE SIMDBase_TYPE_DOUBLE -#define SIMDBase_VECTLEN 2 -#define SIMDBase_NAME "x86 SSE2 double" -#define SIMDBaseUndiff_DETECT detect_sse2_double -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_sse2_double -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_sse2_double - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return _mm_load_pd((double *)p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { _mm_store_pd((double *)p, u); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return _mm_set1_pd(f); } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return _mm_load1_pd(p); } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_add_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_sub_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm_mul_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return _mm_xor_pd(u, _mm_set_pd(-0.0, -0.0)); } - -#elif defined(ENABLE_NEON_FLOAT) //////////////////////////////////////////// - -#include <arm_neon.h> - -typedef float32_t SIMDBase_REAL; -typedef float32x4_t SIMDBase_VECT; - -#define SIMDBase_MODE 6 -#define SIMDBase_TYPE SIMDBase_TYPE_FLOAT -#define SIMDBase_VECTLEN 4 -#define SIMDBase_NAME "ARM NEON float" -#define SIMDBaseUndiff_DETECT detect_neon_float -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_neon_float -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_neon_float - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return vld1q_f32((float32_t *)p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { vst1q_f32((float32_t *)p, u); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return vdupq_n_f32(f); } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return vdupq_n_f32(*p); } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return vaddq_f32(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return vsubq_f32(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return vmulq_f32(u, v); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { - return vreinterpretq_f32_u32( veorq_u32(vreinterpretq_u32_f32(u), vdupq_n_u32(0x80000000U))); -} - -#define SIMDBase_FMADD_AVAILABLE - -static inline SIMDBase_VECT SIMDBase_FMADDi(SIMDBase_VECT u, SIMDBase_VECT v, SIMDBase_VECT w) { return vmlaq_f32(w, u, v); } // w + u * v -static inline SIMDBase_VECT SIMDBase_FMSUBi(SIMDBase_VECT u, SIMDBase_VECT v, SIMDBase_VECT w) { return vmlsq_f32(w, u, v); } // w - u * v - -#elif defined(ENABLE_AVX_FLOAT) //////////////////////////////////////////// - -#include <immintrin.h> - -typedef float SIMDBase_REAL; -typedef __m256 SIMDBase_VECT; - -#define SIMDBase_MODE 7 -#define SIMDBase_TYPE SIMDBase_TYPE_FLOAT -#define SIMDBase_VECTLEN 8 -#define SIMDBase_NAME "x86 AVX float" -#define SIMDBaseUndiff_DETECT detect_avx_float -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_avx_float -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_avx_float - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return _mm256_load_ps((float *)p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { _mm256_store_ps((float *)p, u); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return _mm256_set1_ps(f); } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return _mm256_set1_ps(*p); } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_add_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_sub_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_mul_ps(u, v); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return _mm256_xor_ps(u, _mm256_set1_ps(-0.0f)); } - -#elif defined(ENABLE_AVX_DOUBLE) //////////////////////////////////////////// - -#include <immintrin.h> - -typedef double SIMDBase_REAL; -typedef __m256d SIMDBase_VECT; - -#define SIMDBase_MODE 8 -#define SIMDBase_TYPE SIMDBase_TYPE_DOUBLE -#define SIMDBase_VECTLEN 4 -#define SIMDBase_NAME "x86 AVX double" -#define SIMDBaseUndiff_DETECT detect_avx_double -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_avx_double -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_avx_double - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return _mm256_load_pd((double *)p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { _mm256_store_pd((double *)p, u); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return _mm256_set1_pd(f); } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return _mm256_set1_pd(*p); } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_add_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_sub_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return _mm256_mul_pd(u, v); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return _mm256_xor_pd(u, _mm256_set1_pd(-0.0)); } - -#elif defined(ENABLE_ALTIVEC_FLOAT) //////////////////////////////////////////// - -#include <altivec.h> - -typedef float SIMDBase_REAL; -typedef vector float SIMDBase_VECT; - -#define SIMDBase_MODE 9 -#define SIMDBase_TYPE SIMDBase_TYPE_FLOAT -#define SIMDBase_VECTLEN 4 -#define SIMDBase_NAME "PowerPC AltiVec float" -#define SIMDBaseUndiff_DETECT detect_altivec_float -#define SIMDBaseUndiff_GETMODEPARAMINT getModeParamInt_altivec_float -#define SIMDBaseUndiff_GETMODEPARAMSTRING getModeParamString_altivec_float - -static inline SIMDBase_VECT SIMDBase_LOAD(SIMDBase_VECT *p) { return vec_ld(0, p); } -static inline void SIMDBase_STOR(SIMDBase_VECT *p, SIMDBase_VECT u) { vec_st(u, 0, p); } -static inline SIMDBase_VECT SIMDBase_SET1(SIMDBase_REAL f) { return (vector float){f, f, f, f}; } -static inline SIMDBase_VECT SIMDBase_LOAD1(SIMDBase_REAL *p) { return (vector float){*p, *p, *p, *p}; } -static inline SIMDBase_VECT SIMDBase_ADDi(SIMDBase_VECT u, SIMDBase_VECT v) { return vec_add(u, v); } -static inline SIMDBase_VECT SIMDBase_SUBi(SIMDBase_VECT u, SIMDBase_VECT v) { return vec_sub(u, v); } -static inline SIMDBase_VECT SIMDBase_MULi(SIMDBase_VECT u, SIMDBase_VECT v) { return vec_madd(u, v, (vector float){0, 0, 0, 0}); } -static inline SIMDBase_VECT SIMDBase_NEGi(SIMDBase_VECT u) { return vec_xor(u, (vector float){-0.0f, -0.0f, -0.0f, -0.0f}); } - -#define SIMDBase_FMADD_AVAILABLE - -static inline SIMDBase_VECT SIMDBase_FMADDi(SIMDBase_VECT u, SIMDBase_VECT v, SIMDBase_VECT w) { return vec_madd(u, v, w); } // w + u * v -static inline SIMDBase_VECT SIMDBase_FMSUBi(SIMDBase_VECT u, SIMDBase_VECT v, SIMDBase_VECT w) { return vec_nmsub(u, v, w); } // w - u * v - -#endif //////////////////////////////////////////////////////////////////// - -static inline SIMDBase_VECT SIMDBase_ADDm(SIMDBase_VECT *p, SIMDBase_VECT *q) { return SIMDBase_ADDi(SIMDBase_LOAD(p), SIMDBase_LOAD(q)); } -static inline SIMDBase_VECT SIMDBase_SUBm(SIMDBase_VECT *p, SIMDBase_VECT *q) { return SIMDBase_SUBi(SIMDBase_LOAD(p), SIMDBase_LOAD(q)); } - -#endif |