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Fix failing MSVC tests due to compiler bugs.

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This commit is contained in:
Antonio Sánchez
2023-03-10 22:36:57 +00:00
committed by Rasmus Munk Larsen
parent d6235d76db
commit 394aabb0a3
4 changed files with 42 additions and 5 deletions
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13
Eigen/src/Core/arch/AVX/PacketMath.h
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@@ -984,13 +984,20 @@ template<> EIGEN_STRONG_INLINE void pstoreu<int>(int* to, const Packet8i&
template<> EIGEN_STRONG_INLINE void pstoreu<float>(float* to, const Packet8f& from, uint8_t umask) {
#ifdef EIGEN_VECTORIZE_AVX512
__mmask16 mask = static_cast<__mmask16>(umask & 0x00FF);
EIGEN_DEBUG_UNALIGNED_STORE return _mm512_mask_storeu_ps(to, mask, _mm512_castps256_ps512(from));
EIGEN_DEBUG_UNALIGNED_STORE _mm512_mask_storeu_ps(to, mask, _mm512_castps256_ps512(from));
#else
Packet8i mask = _mm256_set1_epi8(static_cast<char>(umask));
const Packet8i bit_mask = _mm256_set_epi32(0xffffff7f, 0xffffffbf, 0xffffffdf, 0xffffffef, 0xfffffff7, 0xfffffffb, 0xfffffffd, 0xfffffffe);
const Packet8i bit_mask = _mm256_set_epi32(0x7f7f7f7f, 0xbfbfbfbf, 0xdfdfdfdf, 0xefefefef, 0xf7f7f7f7, 0xfbfbfbfb, 0xfdfdfdfd, 0xfefefefe);
mask = por<Packet8i>(mask, bit_mask);
mask = pcmp_eq<Packet8i>(mask, _mm256_set1_epi32(0xffffffff));
EIGEN_DEBUG_UNALIGNED_STORE return _mm256_maskstore_ps(to, mask, from);
#if EIGEN_COMP_MSVC
// MSVC sometimes seems to use a bogus mask with maskstore.
const __m256i ifrom = _mm256_castps_si256(from);
EIGEN_DEBUG_UNALIGNED_STORE _mm_maskmoveu_si128(_mm256_extractf128_si256(ifrom, 0), _mm256_extractf128_si256(mask, 0), reinterpret_cast<char*>(to));
EIGEN_DEBUG_UNALIGNED_STORE _mm_maskmoveu_si128(_mm256_extractf128_si256(ifrom, 1), _mm256_extractf128_si256(mask, 1), reinterpret_cast<char*>(to + 4));
#else
EIGEN_DEBUG_UNALIGNED_STORE _mm256_maskstore_ps(to, mask, from);
#endif
#endif
}