diff options
Diffstat (limited to 'Eigen')
| -rw-r--r-- | Eigen/src/Core/arch/SSE/PacketMath.h | 92 |
1 files changed, 46 insertions, 46 deletions
diff --git a/Eigen/src/Core/arch/SSE/PacketMath.h b/Eigen/src/Core/arch/SSE/PacketMath.h index 8b4348fea..c6740f414 100644 --- a/Eigen/src/Core/arch/SSE/PacketMath.h +++ b/Eigen/src/Core/arch/SSE/PacketMath.h @@ -37,17 +37,17 @@ template<> struct ei_unpacket_traits<__m128> { typedef float type; enum {size= template<> struct ei_unpacket_traits<__m128d> { typedef double type; enum {size=2}; }; template<> struct ei_unpacket_traits<__m128i> { typedef int type; enum {size=4}; }; -template<> inline __m128 ei_padd(const __m128& a, const __m128& b) { return _mm_add_ps(a,b); } -template<> inline __m128d ei_padd(const __m128d& a, const __m128d& b) { return _mm_add_pd(a,b); } -template<> inline __m128i ei_padd(const __m128i& a, const __m128i& b) { return _mm_add_epi32(a,b); } +template<> inline __m128 ei_padd<__m128>(const __m128& a, const __m128& b) { return _mm_add_ps(a,b); } +template<> inline __m128d ei_padd<__m128d>(const __m128d& a, const __m128d& b) { return _mm_add_pd(a,b); } +template<> inline __m128i ei_padd<__m128i>(const __m128i& a, const __m128i& b) { return _mm_add_epi32(a,b); } -template<> inline __m128 ei_psub(const __m128& a, const __m128& b) { return _mm_sub_ps(a,b); } -template<> inline __m128d ei_psub(const __m128d& a, const __m128d& b) { return _mm_sub_pd(a,b); } -template<> inline __m128i ei_psub(const __m128i& a, const __m128i& b) { return _mm_sub_epi32(a,b); } +template<> inline __m128 ei_psub<__m128>(const __m128& a, const __m128& b) { return _mm_sub_ps(a,b); } +template<> inline __m128d ei_psub<__m128d>(const __m128d& a, const __m128d& b) { return _mm_sub_pd(a,b); } +template<> inline __m128i ei_psub<__m128i>(const __m128i& a, const __m128i& b) { return _mm_sub_epi32(a,b); } -template<> inline __m128 ei_pmul(const __m128& a, const __m128& b) { return _mm_mul_ps(a,b); } -template<> inline __m128d ei_pmul(const __m128d& a, const __m128d& b) { return _mm_mul_pd(a,b); } -template<> inline __m128i ei_pmul(const __m128i& a, const __m128i& b) +template<> inline __m128 ei_pmul<__m128>(const __m128& a, const __m128& b) { return _mm_mul_ps(a,b); } +template<> inline __m128d ei_pmul<__m128d>(const __m128d& a, const __m128d& b) { return _mm_mul_pd(a,b); } +template<> inline __m128i ei_pmul<__m128i>(const __m128i& a, const __m128i& b) { return _mm_or_si128( _mm_and_si128( @@ -59,9 +59,9 @@ template<> inline __m128i ei_pmul(const __m128i& a, const __m128i& b) _mm_setr_epi32(0xffffffff,0,0xffffffff,0)), 4)); } -template<> inline __m128 ei_pdiv(const __m128& a, const __m128& b) { return _mm_div_ps(a,b); } -template<> inline __m128d ei_pdiv(const __m128d& a, const __m128d& b) { return _mm_div_pd(a,b); } -template<> inline __m128i ei_pdiv(const __m128i& /*a*/, const __m128i& /*b*/) +template<> inline __m128 ei_pdiv<__m128>(const __m128& a, const __m128& b) { return _mm_div_ps(a,b); } +template<> inline __m128d ei_pdiv<__m128d>(const __m128d& a, const __m128d& b) { return _mm_div_pd(a,b); } +template<> inline __m128i ei_pdiv<__m128i>(const __m128i& /*a*/, const __m128i& /*b*/) { ei_assert(false && "packet integer division are not supported by SSE"); __m128i dummy; return dummy; @@ -70,61 +70,61 @@ template<> inline __m128i ei_pdiv(const __m128i& /*a*/, const __m128i& /*b*/) // for some weird raisons, it has to be overloaded for packet integer template<> inline __m128i ei_pmadd(const __m128i& a, const __m128i& b, const __m128i& c) { return ei_padd(ei_pmul(a,b), c); } -template<> inline __m128 ei_pmin(const __m128& a, const __m128& b) { return _mm_min_ps(a,b); } -template<> inline __m128d ei_pmin(const __m128d& a, const __m128d& b) { return _mm_min_pd(a,b); } +template<> inline __m128 ei_pmin<__m128>(const __m128& a, const __m128& b) { return _mm_min_ps(a,b); } +template<> inline __m128d ei_pmin<__m128d>(const __m128d& a, const __m128d& b) { return _mm_min_pd(a,b); } // FIXME this vectorized min operator is likely to be slower than the standard one -template<> inline __m128i ei_pmin(const __m128i& a, const __m128i& b) +template<> inline __m128i ei_pmin<__m128i>(const __m128i& a, const __m128i& b) { __m128i mask = _mm_cmplt_epi32(a,b); return _mm_or_si128(_mm_and_si128(mask,a),_mm_andnot_si128(mask,b)); } -template<> inline __m128 ei_pmax(const __m128& a, const __m128& b) { return _mm_max_ps(a,b); } -template<> inline __m128d ei_pmax(const __m128d& a, const __m128d& b) { return _mm_max_pd(a,b); } +template<> inline __m128 ei_pmax<__m128>(const __m128& a, const __m128& b) { return _mm_max_ps(a,b); } +template<> inline __m128d ei_pmax<__m128d>(const __m128d& a, const __m128d& b) { return _mm_max_pd(a,b); } // FIXME this vectorized max operator is likely to be slower than the standard one -template<> inline __m128i ei_pmax(const __m128i& a, const __m128i& b) +template<> inline __m128i ei_pmax<__m128i>(const __m128i& a, const __m128i& b) { __m128i mask = _mm_cmpgt_epi32(a,b); return _mm_or_si128(_mm_and_si128(mask,a),_mm_andnot_si128(mask,b)); } -template<> inline __m128 ei_pload(const float* from) { return _mm_load_ps(from); } -template<> inline __m128d ei_pload(const double* from) { return _mm_load_pd(from); } -template<> inline __m128i ei_pload(const int* from) { return _mm_load_si128(reinterpret_cast<const __m128i*>(from)); } +template<> inline __m128 ei_pload<float>(const float* from) { return _mm_load_ps(from); } +template<> inline __m128d ei_pload<double>(const double* from) { return _mm_load_pd(from); } +template<> inline __m128i ei_pload<int>(const int* from) { return _mm_load_si128(reinterpret_cast<const __m128i*>(from)); } -template<> inline __m128 ei_ploadu(const float* from) { return _mm_loadu_ps(from); } +template<> inline __m128 ei_ploadu<float>(const float* from) { return _mm_loadu_ps(from); } // template<> inline __m128 ei_ploadu(const float* from) { // if (size_t(from)&0xF) // return _mm_loadu_ps(from); // else // return _mm_loadu_ps(from); // } -template<> inline __m128d ei_ploadu(const double* from) { return _mm_loadu_pd(from); } -template<> inline __m128i ei_ploadu(const int* from) { return _mm_loadu_si128(reinterpret_cast<const __m128i*>(from)); } +template<> inline __m128d ei_ploadu<double>(const double* from) { return _mm_loadu_pd(from); } +template<> inline __m128i ei_ploadu<int>(const int* from) { return _mm_loadu_si128(reinterpret_cast<const __m128i*>(from)); } -template<> inline __m128 ei_pset1(const float& from) { return _mm_set1_ps(from); } -template<> inline __m128d ei_pset1(const double& from) { return _mm_set1_pd(from); } -template<> inline __m128i ei_pset1(const int& from) { return _mm_set1_epi32(from); } +template<> inline __m128 ei_pset1<float>(const float& from) { return _mm_set1_ps(from); } +template<> inline __m128d ei_pset1<double>(const double& from) { return _mm_set1_pd(from); } +template<> inline __m128i ei_pset1<int>(const int& from) { return _mm_set1_epi32(from); } -template<> inline void ei_pstore(float* to, const __m128& from) { _mm_store_ps(to, from); } -template<> inline void ei_pstore(double* to, const __m128d& from) { _mm_store_pd(to, from); } -template<> inline void ei_pstore(int* to, const __m128i& from) { _mm_store_si128(reinterpret_cast<__m128i*>(to), from); } +template<> inline void ei_pstore<float>(float* to, const __m128& from) { _mm_store_ps(to, from); } +template<> inline void ei_pstore<double>(double* to, const __m128d& from) { _mm_store_pd(to, from); } +template<> inline void ei_pstore<int>(int* to, const __m128i& from) { _mm_store_si128(reinterpret_cast<__m128i*>(to), from); } -template<> inline void ei_pstoreu(float* to, const __m128& from) { _mm_storeu_ps(to, from); } -template<> inline void ei_pstoreu(double* to, const __m128d& from) { _mm_storeu_pd(to, from); } -template<> inline void ei_pstoreu(int* to, const __m128i& from) { _mm_storeu_si128(reinterpret_cast<__m128i*>(to), from); } +template<> inline void ei_pstoreu<float>(float* to, const __m128& from) { _mm_storeu_ps(to, from); } +template<> inline void ei_pstoreu<double>(double* to, const __m128d& from) { _mm_storeu_pd(to, from); } +template<> inline void ei_pstoreu<int>(int* to, const __m128i& from) { _mm_storeu_si128(reinterpret_cast<__m128i*>(to), from); } -template<> inline float ei_pfirst(const __m128& a) { return _mm_cvtss_f32(a); } -template<> inline double ei_pfirst(const __m128d& a) { return _mm_cvtsd_f64(a); } -template<> inline int ei_pfirst(const __m128i& a) { return _mm_cvtsi128_si32(a); } +template<> inline float ei_pfirst<__m128>(const __m128& a) { return _mm_cvtss_f32(a); } +template<> inline double ei_pfirst<__m128d>(const __m128d& a) { return _mm_cvtsd_f64(a); } +template<> inline int ei_pfirst<__m128i>(const __m128i& a) { return _mm_cvtsi128_si32(a); } #ifdef __SSE3__ // TODO implement SSE2 versions as well as integer versions -inline __m128 ei_preduxp(const __m128* vecs) +template<> inline __m128 ei_preduxp<__m128>(const __m128* vecs) { return _mm_hadd_ps(_mm_hadd_ps(vecs[0], vecs[1]),_mm_hadd_ps(vecs[2], vecs[3])); } -inline __m128d ei_preduxp(const __m128d* vecs) +template<> inline __m128d ei_preduxp<__m128d>(const __m128d* vecs) { return _mm_hadd_pd(vecs[0], vecs[1]); } @@ -134,13 +134,13 @@ inline __m128d ei_preduxp(const __m128d* vecs) // return _mm_hadd_epi32(_mm_hadd_epi32(vecs[0], vecs[1]),_mm_hadd_epi32(vecs[2], vecs[3])); // } -inline float ei_predux(const __m128& a) +template<> inline float ei_predux<__m128>(const __m128& a) { __m128 tmp0 = _mm_hadd_ps(a,a); return ei_pfirst(_mm_hadd_ps(tmp0, tmp0)); } -inline double ei_predux(const __m128d& a) { return ei_pfirst(_mm_hadd_pd(a, a)); } +template<> inline double ei_predux<__m128d>(const __m128d& a) { return ei_pfirst(_mm_hadd_pd(a, a)); } // SSSE3 version: // inline float ei_predux(const __m128i& a) @@ -150,17 +150,17 @@ inline double ei_predux(const __m128d& a) { return ei_pfirst(_mm_hadd_pd(a, a)); // } #else // SSE2 versions -inline float ei_predux(const __m128& a) +template<> inline float ei_predux<__m128>(const __m128& a) { __m128 tmp = _mm_add_ps(a, _mm_movehl_ps(a,a)); return ei_pfirst(_mm_add_ss(tmp, _mm_shuffle_ps(tmp,tmp, 1))); } -inline double ei_predux(const __m128d& a) +template<> inline double ei_predux<__m128d>(const __m128d& a) { return ei_pfirst(_mm_add_sd(a, _mm_unpackhi_pd(a,a))); } -inline __m128 ei_preduxp(const __m128* vecs) +template<> inline __m128 ei_preduxp<__m128>(const __m128* vecs) { __m128 tmp0, tmp1, tmp2; tmp0 = _mm_unpacklo_ps(vecs[0], vecs[1]); @@ -174,19 +174,19 @@ inline __m128 ei_preduxp(const __m128* vecs) return _mm_add_ps(tmp0, tmp2); } -inline __m128d ei_preduxp(const __m128d* vecs) +template<> inline __m128d ei_preduxp<__m128d>(const __m128d* vecs) { return _mm_add_pd(_mm_unpacklo_pd(vecs[0], vecs[1]), _mm_unpackhi_pd(vecs[0], vecs[1])); } #endif // SSE3 -inline int ei_predux(const __m128i& a) +template<> inline int ei_predux<__m128i>(const __m128i& a) { __m128i tmp = _mm_add_epi32(a, _mm_unpackhi_epi64(a,a)); return ei_pfirst(tmp) + ei_pfirst(_mm_shuffle_epi32(tmp, 1)); } -inline __m128i ei_preduxp(const __m128i* vecs) +template<> inline __m128i ei_preduxp<__m128i>(const __m128i* vecs) { __m128i tmp0, tmp1, tmp2; tmp0 = _mm_unpacklo_epi32(vecs[0], vecs[1]); |