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Various fixes in:

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- vector to vector assign
 - PartialRedux
 - Vectorization criteria of Product
 - returned type of normalized
 - SSE integer mul
This commit is contained in:
Gael Guennebaud
2008-04-25 23:10:37 +00:00
parent a451835bce
commit 6f2c72fb53
8 changed files with 39 additions and 32 deletions
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8
Eigen/src/Core/PacketMath.h
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@@ -59,9 +59,13 @@ inline __m128d ei_pmul(const __m128d& a, const __m128d& b) { return _mm_mul_pd(a
inline __m128i ei_pmul(const __m128i& a, const __m128i& b)
{
return _mm_or_si128(
_mm_mul_epu32(a,b),
_mm_and_si128(
_mm_mul_epu32(a,b),
_mm_setr_epi32(0xffffffff,0,0xffffffff,0)),
_mm_slli_si128(
_mm_mul_epu32(_mm_srli_si128(a,32),_mm_srli_si128(b,32)), 32));
_mm_and_si128(
_mm_mul_epu32(_mm_srli_si128(a,4),_mm_srli_si128(b,4)),
_mm_setr_epi32(0xffffffff,0,0xffffffff,0)), 4));
}
inline __m128 ei_pmin(const __m128& a, const __m128& b) { return _mm_min_ps(a,b); }