tge/engine/math/mMathSSE.cc
2017-04-17 06:17:10 -06:00

115 lines
3.4 KiB
C++
Executable File

//-----------------------------------------------------------------------------
// Torque Game Engine
// Copyright (C) GarageGames.com, Inc.
//-----------------------------------------------------------------------------
#include "math/mMathFn.h"
#include "math/mPlane.h"
#include "math/mMatrix.h"
// if we set our flag, we always try to build the inlined asm.
// EXCEPT if we're in an old version of Codewarrior that can't handle SSE code.
#if defined(TORQUE_SUPPORTS_NASM)
#define ADD_SSE_FN
extern "C"
{
void SSE_MatrixF_x_MatrixF(const F32 *matA, const F32 *matB, F32 *result);
}
#elif defined(TORQUE_SUPPORTS_VC_INLINE_X86_ASM)
#define ADD_SSE_FN
// inlined version here.
void SSE_MatrixF_x_MatrixF(const F32 *matA, const F32 *matB, F32 *result)
{
__asm
{
mov ecx, matA
mov edx, matB
mov eax, result
movss xmm0, [edx]
movups xmm1, [ecx]
shufps xmm0, xmm0, 0
movss xmm2, [edx+4]
mulps xmm0, xmm1
shufps xmm2, xmm2, 0
movups xmm3, [ecx+10h]
movss xmm7, [edx+8]
mulps xmm2, xmm3
shufps xmm7, xmm7, 0
addps xmm0, xmm2
movups xmm4, [ecx+20h]
movss xmm2, [edx+0Ch]
mulps xmm7, xmm4
shufps xmm2, xmm2, 0
addps xmm0, xmm7
movups xmm5, [ecx+30h]
movss xmm6, [edx+10h]
mulps xmm2, xmm5
movss xmm7, [edx+14h]
shufps xmm6, xmm6, 0
addps xmm0, xmm2
shufps xmm7, xmm7, 0
movlps [eax], xmm0
movhps [eax+8], xmm0
mulps xmm7, xmm3
movss xmm0, [edx+18h]
mulps xmm6, xmm1
shufps xmm0, xmm0, 0
addps xmm6, xmm7
mulps xmm0, xmm4
movss xmm2, [edx+24h]
addps xmm6, xmm0
movss xmm0, [edx+1Ch]
movss xmm7, [edx+20h]
shufps xmm0, xmm0, 0
shufps xmm7, xmm7, 0
mulps xmm0, xmm5
mulps xmm7, xmm1
addps xmm6, xmm0
shufps xmm2, xmm2, 0
movlps [eax+10h], xmm6
movhps [eax+18h], xmm6
mulps xmm2, xmm3
movss xmm6, [edx+28h]
addps xmm7, xmm2
shufps xmm6, xmm6, 0
movss xmm2, [edx+2Ch]
mulps xmm6, xmm4
shufps xmm2, xmm2, 0
addps xmm7, xmm6
mulps xmm2, xmm5
movss xmm0, [edx+34h]
addps xmm7, xmm2
shufps xmm0, xmm0, 0
movlps [eax+20h], xmm7
movss xmm2, [edx+30h]
movhps [eax+28h], xmm7
mulps xmm0, xmm3
shufps xmm2, xmm2, 0
movss xmm6, [edx+38h]
mulps xmm2, xmm1
shufps xmm6, xmm6, 0
addps xmm2, xmm0
mulps xmm6, xmm4
movss xmm7, [edx+3Ch]
shufps xmm7, xmm7, 0
addps xmm2, xmm6
mulps xmm7, xmm5
addps xmm2, xmm7
movups [eax+30h], xmm2
}
}
#endif
void mInstall_Library_SSE()
{
#if defined(ADD_SSE_FN)
m_matF_x_matF = SSE_MatrixF_x_MatrixF;
// m_matF_x_point3F = Athlon_MatrixF_x_Point3F;
// m_matF_x_vectorF = Athlon_MatrixF_x_VectorF;
#endif
}