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merge with default branch

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This commit is contained in:
Gael Guennebaud
2009-12-22 22:51:08 +01:00
parent e182e9c616 eeec7d842e
commit eaaba30cac
200 changed files with 3649 additions and 1636 deletions
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8
Eigen/src/Core/arch/SSE/PacketMath.h
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@@ -58,8 +58,8 @@ template<> struct ei_packet_traits<float> : ei_default_packet_traits
{
typedef Packet4f type; enum {size=4};
enum {
HasSin = 1,
HasCos = 1,
HasSin = EIGEN_FAST_MATH,
HasCos = EIGEN_FAST_MATH,
HasLog = 1,
HasExp = 1,
HasSqrt = 1
@@ -118,6 +118,9 @@ template<> EIGEN_STRONG_INLINE Packet4f ei_pmul<Packet4f>(const Packet4f& a, con
template<> EIGEN_STRONG_INLINE Packet2d ei_pmul<Packet2d>(const Packet2d& a, const Packet2d& b) { return _mm_mul_pd(a,b); }
template<> EIGEN_STRONG_INLINE Packet4i ei_pmul<Packet4i>(const Packet4i& a, const Packet4i& b)
{
#ifdef __SSE4_1__
return _mm_mullo_epi32(a,b);
#else
// this version is slightly faster than 4 scalar products
return ei_vec4i_swizzle1(
ei_vec4i_swizzle2(
@@ -126,6 +129,7 @@ template<> EIGEN_STRONG_INLINE Packet4i ei_pmul<Packet4i>(const Packet4i& a, con
ei_vec4i_swizzle1(b,1,0,3,2)),
0,2,0,2),
0,2,1,3);
#endif
}
template<> EIGEN_STRONG_INLINE Packet4f ei_pdiv<Packet4f>(const Packet4f& a, const Packet4f& b) { return _mm_div_ps(a,b); }