GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-05-01 16:24:28 +08:00
Code Issues Packages Projects Releases Wiki Activity

Removed unnecessary checks for FP16C

Browse Source
This commit is contained in:
Matthew Sterrett 2022-08-16 18:14:41 +00:00
parent 2f7cce2dd5
commit 39fcc89798
1 changed files with 0 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
Eigen/src/Core/arch/AVX512/PacketMath.h
View File

@ -1881,60 +1881,11 @@ ploadquad(const Eigen::half* from) {
} }
EIGEN_STRONG_INLINE Packet16f half2float(const Packet16h& a) { EIGEN_STRONG_INLINE Packet16f half2float(const Packet16h& a) {
#ifdef EIGEN_HAS_FP16_C
return _mm512_cvtph_ps(a); return _mm512_cvtph_ps(a);
#else
EIGEN_ALIGN64 half aux[16];
pstore(aux, a);
float f0(aux[0]);
float f1(aux[1]);
float f2(aux[2]);
float f3(aux[3]);
float f4(aux[4]);
float f5(aux[5]);
float f6(aux[6]);
float f7(aux[7]);
float f8(aux[8]);
float f9(aux[9]);
float fa(aux[10]);
float fb(aux[11]);
float fc(aux[12]);
float fd(aux[13]);
float fe(aux[14]);
float ff(aux[15]);
return _mm512_set_ps(
ff, fe, fd, fc, fb, fa, f9, f8, f7, f6, f5, f4, f3, f2, f1, f0);
#endif
} }
EIGEN_STRONG_INLINE Packet16h float2half(const Packet16f& a) { EIGEN_STRONG_INLINE Packet16h float2half(const Packet16f& a) {
#ifdef EIGEN_HAS_FP16_C
return _mm512_cvtps_ph(a, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC); return _mm512_cvtps_ph(a, _MM_FROUND_TO_NEAREST_INT|_MM_FROUND_NO_EXC);
#else
EIGEN_ALIGN64 float aux[16];
pstore(aux, a);
half h0(aux[0]);
half h1(aux[1]);
half h2(aux[2]);
half h3(aux[3]);
half h4(aux[4]);
half h5(aux[5]);
half h6(aux[6]);
half h7(aux[7]);
half h8(aux[8]);
half h9(aux[9]);
half ha(aux[10]);
half hb(aux[11]);
half hc(aux[12]);
half hd(aux[13]);
half he(aux[14]);
half hf(aux[15]);
return _mm256_set_epi16(
hf.x, he.x, hd.x, hc.x, hb.x, ha.x, h9.x, h8.x,
h7.x, h6.x, h5.x, h4.x, h3.x, h2.x, h1.x, h0.x);
#endif
} }
template<> EIGEN_STRONG_INLINE Packet16h ptrue(const Packet16h& a) { template<> EIGEN_STRONG_INLINE Packet16h ptrue(const Packet16h& a) {