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Fix ploaddup and lin-spaced with AltiVec.

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This commit is contained in:
Gael Guennebaud 2013-09-10 16:13:59 +02:00
parent 07417bd03f
commit 4612a1cd87
1 changed files with 6 additions and 6 deletions
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12
Eigen/src/Core/arch/AltiVec/PacketMath.h Normal file → Executable file
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@ -56,8 +56,8 @@ typedef __vector unsigned char Packet16uc;
#define DST_CTRL(size, count, stride) (((size) << 24) | ((count) << 16) | (stride))
// Define global static constants:
static Packet4f p4f_COUNTDOWN = { 3.0, 2.0, 1.0, 0.0 };
static Packet4i p4i_COUNTDOWN = { 3, 2, 1, 0 };
static Packet4f p4f_COUNTDOWN = { 0.0, 1.0, 2.0, 3.0 };
static Packet4i p4i_COUNTDOWN = { 0, 1, 2, 3 };
static Packet16uc p16uc_REVERSE = {12,13,14,15, 8,9,10,11, 4,5,6,7, 0,1,2,3};
static Packet16uc p16uc_FORWARD = vec_lvsl(0, (float*)0);
static Packet16uc p16uc_DUPLICATE = {0,1,2,3, 0,1,2,3, 4,5,6,7, 4,5,6,7};
@ -286,15 +286,15 @@ template<> EIGEN_STRONG_INLINE Packet4i ploadu<Packet4i>(const int* from)
template<> EIGEN_STRONG_INLINE Packet4f ploaddup<Packet4f>(const float* from)
{
Packet4f p;
if((ptrdiff_t(&from) % 16) == 0) p = pload<Packet4f>(from);
else p = ploadu<Packet4f>(from);
if((ptrdiff_t(from) % 16) == 0) p = pload<Packet4f>(from);
else p = ploadu<Packet4f>(from);
return vec_perm(p, p, p16uc_DUPLICATE);
}
template<> EIGEN_STRONG_INLINE Packet4i ploaddup<Packet4i>(const int* from)
{
Packet4i p;
if((ptrdiff_t(&from) % 16) == 0) p = pload<Packet4i>(from);
else p = ploadu<Packet4i>(from);
if((ptrdiff_t(from) % 16) == 0) p = pload<Packet4i>(from);
else p = ploadu<Packet4i>(from);
return vec_perm(p, p, p16uc_DUPLICATE);
}