From 468f0c4407895557ca8089430f894a85f06afe97 Mon Sep 17 00:00:00 2001 From: xleroy Date: Sat, 20 Apr 2013 17:46:58 +0000 Subject: Add __builtin_bswap16 and __builtin_bswap32 to all ports. Remove __builtin_{read,write}_reversed from IA32 and ARM ports. Machregs: tighten destroyed_by_builtin Packedstructs: use bswap if read/write-reversed not available. git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2208 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e --- test/regression/Makefile | 2 +- test/regression/Results/builtins-ia32 | 5 +++ test/regression/builtins-arm.c | 23 ++++++++++++ test/regression/builtins-ia32.c | 25 ++++++++++++ test/regression/builtins-powerpc.c | 48 +++++++++++++++++++++++ test/regression/builtins.c | 71 ----------------------------------- 6 files changed, 102 insertions(+), 72 deletions(-) create mode 100644 test/regression/Results/builtins-ia32 create mode 100644 test/regression/builtins-arm.c create mode 100644 test/regression/builtins-ia32.c create mode 100644 test/regression/builtins-powerpc.c delete mode 100644 test/regression/builtins.c (limited to 'test/regression') diff --git a/test/regression/Makefile b/test/regression/Makefile index 454bcef..643fba4 100644 --- a/test/regression/Makefile +++ b/test/regression/Makefile @@ -17,7 +17,7 @@ TESTS=int32 int64 floats floats-basics \ TESTS_COMP=attribs1 bitfields1 bitfields2 bitfields3 bitfields4 \ bitfields5 bitfields6 bitfields7 bitfields8 \ - packedstruct1 packedstruct2 \ + builtins-$(ARCH) packedstruct1 packedstruct2 \ # Other tests: should compile to .s without errors (but expect warnings) diff --git a/test/regression/Results/builtins-ia32 b/test/regression/Results/builtins-ia32 new file mode 100644 index 0000000..52d6daf --- /dev/null +++ b/test/regression/Results/builtins-ia32 @@ -0,0 +1,5 @@ +bswap(12345678) = 78563412 +bswap16(1234) = 3412 +fsqrt(3.141590) = 1.772453 +fmin(3.141590, 2.718000) = 2.718000 +fmax(3.141590, 2.718000) = 3.141590 diff --git a/test/regression/builtins-arm.c b/test/regression/builtins-arm.c new file mode 100644 index 0000000..41ea88b --- /dev/null +++ b/test/regression/builtins-arm.c @@ -0,0 +1,23 @@ +/* Fun with builtins */ + +#include + +int main(int argc, char ** argv) +{ + unsigned int x = 0x12345678; + unsigned int y = 0xDEADBEEF; + double a = 3.14159; + unsigned short s = 0x1234; + + printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); + printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s)); + printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x)); + printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); + + return 0; +} + + + + + diff --git a/test/regression/builtins-ia32.c b/test/regression/builtins-ia32.c new file mode 100644 index 0000000..43e4566 --- /dev/null +++ b/test/regression/builtins-ia32.c @@ -0,0 +1,25 @@ +/* Fun with builtin functions */ + +#include + +int main(int argc, char ** argv) +{ + unsigned int x = 0x12345678; + double a = 3.14159; + double b = 2.718; + unsigned short s = 0x1234; + + printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); + printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s)); + + printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); + printf("fmin(%f, %f) = %f\n", a, b, __builtin_fmin(a, b)); + printf("fmax(%f, %f) = %f\n", a, b, __builtin_fmax(a, b)); + + return 0; +} + + + + + diff --git a/test/regression/builtins-powerpc.c b/test/regression/builtins-powerpc.c new file mode 100644 index 0000000..9f0d410 --- /dev/null +++ b/test/regression/builtins-powerpc.c @@ -0,0 +1,48 @@ +/* Fun with builtins */ + +#include + +int main(int argc, char ** argv) +{ + unsigned int x = 0x12345678; + unsigned int y = 0xDEADBEEF; + double a = 3.14159; + double b = 2.718; + double c = 1.414; + unsigned short s = 0x1234; + + printf("mulhw(%x, %x) = %x\n", x, y, __builtin_mulhw(x, y)); + printf("mulhwu(%x, %x) = %x\n", x, y, __builtin_mulhwu(x, y)); + printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x)); + printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); + printf("bswap16(%x) = %x\n", s, __builtin_bswap16(s)); + + printf("fmadd(%f, %f, %f) = %f\n", a, b, c, __builtin_fmadd(a, b, c)); + printf("fmsub(%f, %f, %f) = %f\n", a, b, c, __builtin_fmsub(a, b, c)); + printf("fabs(%f) = %f\n", a, __builtin_fabs(a)); + printf("fabs(%f) = %f\n", -a, __builtin_fabs(-a)); + printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); + printf("frsqrte(%f) = %f\n", a, __builtin_frsqrte(a)); + printf("fres(%f) = %f\n", a, __builtin_fres(a)); + printf("fsel(%f, %f, %f) = %f\n", a, b, c, __builtin_fsel(a, b, c)); + printf("fsel(%f, %f, %f) = %f\n", -a, b, c, __builtin_fsel(-a, b, c)); + printf("fcti(%f) = %d\n", a, __builtin_fcti(a)); + printf("fcti(%f) = %d\n", b, __builtin_fcti(b)); + printf("fcti(%f) = %d\n", c, __builtin_fcti(c)); + __builtin_eieio(); + __builtin_sync(); + __builtin_isync(); + printf ("read_16_rev = %x\n", __builtin_read16_reversed(&s)); + printf ("read_32_rev = %x\n", __builtin_read32_reversed(&y)); + __builtin_write16_reversed(&s, 0x789A); + printf ("after write_16_rev: %x\n", s); + __builtin_write32_reversed(&y, 0x12345678); + printf ("after write_32_rev: %x\n", y); + + return 0; +} + + + + + diff --git a/test/regression/builtins.c b/test/regression/builtins.c deleted file mode 100644 index f548fd8..0000000 --- a/test/regression/builtins.c +++ /dev/null @@ -1,71 +0,0 @@ -/* Fun with builtins */ - -#include - -int main(int argc, char ** argv) -{ - int x = 0x12345678; - unsigned int y = 0xDEADBEEF; - double a = 3.14159; - double b = 2.718; - double c = 1.414; - unsigned short s = 0x1234; - -#if defined(__PPC__) || defined(__ppc__) - - printf("mulhw(%x, %x) = %x\n", x, y, __builtin_mulhw(x, y)); - printf("mulhwu(%x, %x) = %x\n", x, y, __builtin_mulhwu(x, y)); - printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x)); - printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); - - printf("fmadd(%f, %f, %f) = %f\n", a, b, c, __builtin_fmadd(a, b, c)); - printf("fmsub(%f, %f, %f) = %f\n", a, b, c, __builtin_fmsub(a, b, c)); - printf("fabs(%f) = %f\n", a, __builtin_fabs(a)); - printf("fabs(%f) = %f\n", -a, __builtin_fabs(-a)); - printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); - printf("frsqrte(%f) = %f\n", a, __builtin_frsqrte(a)); - printf("fres(%f) = %f\n", a, __builtin_fres(a)); - printf("fsel(%f, %f, %f) = %f\n", a, b, c, __builtin_fsel(a, b, c)); - printf("fsel(%f, %f, %f) = %f\n", -a, b, c, __builtin_fsel(-a, b, c)); - printf("fcti(%f) = %d\n", a, __builtin_fcti(a)); - printf("fcti(%f) = %d\n", b, __builtin_fcti(b)); - printf("fcti(%f) = %d\n", c, __builtin_fcti(c)); - __builtin_eieio(); - __builtin_sync(); - __builtin_isync(); - -#endif - -#ifdef __arm__ - - printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); - printf("cntlz(%x) = %d\n", x, __builtin_cntlz(x)); - - printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); - -#endif - -#ifdef __i386__ - - printf("bswap(%x) = %x\n", x, __builtin_bswap(x)); - - printf("fsqrt(%f) = %f\n", a, __builtin_fsqrt(a)); - printf("fmin(%f, %f) = %f\n", a, b, __builtin_fmin(a, b)); - printf("fmax(%f, %f) = %f\n", a, b, __builtin_fmax(a, b)); - -#endif - - printf ("read_16_rev = %x\n", __builtin_read16_reversed(&s)); - printf ("read_32_rev = %x\n", __builtin_read32_reversed(&y)); - __builtin_write16_reversed(&s, 0x789A); - printf ("after write_16_rev: %x\n", s); - __builtin_write32_reversed(&y, 0x12345678); - printf ("after write_32_rev: %x\n", y); - - return 0; -} - - - - - -- cgit v1.2.3