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vertexjit: Cut a few more instrs from x86 morph.

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Unknown W. Brackets committed 2014-03-22 15:56:30 -07:00
1 parent 0da5caf11a
commit 12c2683fb8
1 file changed
+21 -13
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GPU/GLES/VertexDecoderX86.cpp
+21 -13
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@@ -747,11 +747,13 @@ void VertexDecoderJitCache::Jit_Color4444Morph() {
MOV(PTRBITS, R(tempReg1), ImmPtr(&gstate_c.morphWeights[0]));
PXOR(fpScratchReg4, R(fpScratchReg4));
MOVDQA(XMM5, M(color4444mask));
MOVAPS(XMM6, M(byColor4444));
for (int n = 0; n < dec_->morphcount; ++n) {
MOVD_xmm(fpScratchReg2, MDisp(srcReg, dec_->onesize_ * n + dec_->coloff));
PUNPCKLBW(fpScratchReg2, R(fpScratchReg2));
PAND(fpScratchReg2, M(color4444mask));
PAND(fpScratchReg2, R(XMM5));
MOVSS(fpScratchReg3, R(fpScratchReg2));
PSLLW(fpScratchReg3, 4);
POR(fpScratchReg2, R(fpScratchReg3));
@@ -761,7 +763,7 @@ void VertexDecoderJitCache::Jit_Color4444Morph() {
PUNPCKLWD(fpScratchReg2, R(fpScratchReg4));
CVTDQ2PS(fpScratchReg2, R(fpScratchReg2));
MULPS(fpScratchReg2, M(byColor4444));
MULPS(fpScratchReg2, R(XMM6));
// And now the weight.
MOVSS(fpScratchReg3, MDisp(tempReg1, n * sizeof(float)));
@@ -789,12 +791,14 @@ void VertexDecoderJitCache::Jit_Color565Morph() {
MOV(PTRBITS, R(tempReg1), ImmPtr(&gstate_c.morphWeights[0]));
MOV(32, R(tempReg2), Imm32(1));
MOVDQA(XMM5, M(color565Mask));
MOVAPS(XMM6, M(byColor565));
for (int n = 0; n < dec_->morphcount; ++n) {
MOVD_xmm(fpScratchReg2, MDisp(srcReg, dec_->onesize_ * n + dec_->coloff));
// Spread it out into each lane.
PSHUFD(fpScratchReg2, R(fpScratchReg2), _MM_SHUFFLE(0, 0, 0, 0));
PAND(fpScratchReg, M(color565Mask));
PAND(fpScratchReg, R(XMM5));
// Alpha - start with 1.
MOVD_xmm(fpScratchReg3, R(tempReg2));
@@ -815,7 +819,7 @@ void VertexDecoderJitCache::Jit_Color565Morph() {
MOVSS(fpScratchReg3, R(fpScratchReg2));
CVTDQ2PS(fpScratchReg3, R(fpScratchReg3));
MULPS(fpScratchReg3, M(byColor565));
MULPS(fpScratchReg3, R(XMM6));
// And now the weight.
MOVSS(fpScratchReg2, MDisp(tempReg1, n * sizeof(float)));
@@ -842,12 +846,14 @@ void VertexDecoderJitCache::Jit_Color5551Morph() {
XORPS(fpScratchReg, R(fpScratchReg));
MOV(PTRBITS, R(tempReg1), ImmPtr(&gstate_c.morphWeights[0]));
MOVDQA(XMM5, M(color5551Mask));
MOVAPS(XMM6, M(byColor5551));
for (int n = 0; n < dec_->morphcount; ++n) {
MOVD_xmm(fpScratchReg2, MDisp(srcReg, dec_->onesize_ * n + dec_->coloff));
// Spread it out into each lane.
PSHUFD(fpScratchReg2, R(fpScratchReg2), _MM_SHUFFLE(0, 0, 0, 0));
PAND(fpScratchReg, M(color5551Mask));
PAND(fpScratchReg, R(XMM5));
// Alpha first.
MOVSS(fpScratchReg3, R(fpScratchReg2));
@@ -871,7 +877,7 @@ void VertexDecoderJitCache::Jit_Color5551Morph() {
MOVSS(fpScratchReg3, R(fpScratchReg2));
CVTDQ2PS(fpScratchReg3, R(fpScratchReg3));
MULPS(fpScratchReg3, M(byColor565));
MULPS(fpScratchReg3, R(XMM6));
// And now the weight.
MOVSS(fpScratchReg2, MDisp(tempReg1, n * sizeof(float)));
@@ -1051,23 +1057,24 @@ void VertexDecoderJitCache::Jit_PosFloatSkin() {
void VertexDecoderJitCache::Jit_AnyS8Morph(int srcoff, int dstoff) {
MOV(PTRBITS, R(tempReg1), ImmPtr(&gstate_c.morphWeights[0]));
PXOR(fpScratchReg4, R(fpScratchReg4));
MOVAPS(XMM5, M(by127));
// Sum into fpScratchReg.
bool first = true;
for (int n = 0; n < dec_->morphcount; ++n) {
const X64Reg reg = first ? fpScratchReg : fpScratchReg2;
// Okay, first convert to floats.
XORPS(fpScratchReg3, R(fpScratchReg3));
MOVD_xmm(reg, MDisp(srcReg, dec_->onesize_ * n + srcoff));
PUNPCKLBW(reg, R(fpScratchReg3));
PUNPCKLWD(reg, R(fpScratchReg3));
PUNPCKLBW(reg, R(fpScratchReg4));
PUNPCKLWD(reg, R(fpScratchReg4));
PSLLD(reg, 24);
PSRAD(reg, 24); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(reg, R(reg));
// Now, It's time to multiply by the weight and 1.0f/127.0f.
MOVSS(fpScratchReg3, MDisp(tempReg1, sizeof(float) * n));
MULSS(fpScratchReg3, M(by127));
MULSS(fpScratchReg3, R(XMM5));
SHUFPS(fpScratchReg3, R(fpScratchReg3), _MM_SHUFFLE(0, 0, 0, 0));
MULPS(reg, R(fpScratchReg3));
@@ -1084,22 +1091,23 @@ void VertexDecoderJitCache::Jit_AnyS8Morph(int srcoff, int dstoff) {
void VertexDecoderJitCache::Jit_AnyS16Morph(int srcoff, int dstoff) {
MOV(PTRBITS, R(tempReg1), ImmPtr(&gstate_c.morphWeights[0]));
PXOR(fpScratchReg4, R(fpScratchReg4));
MOVAPS(XMM5, M(by32767));
// Sum into fpScratchReg.
bool first = true;
for (int n = 0; n < dec_->morphcount; ++n) {
const X64Reg reg = first ? fpScratchReg : fpScratchReg2;
// Okay, first convert to floats.
XORPS(fpScratchReg3, R(fpScratchReg3));
MOVQ_xmm(reg, MDisp(srcReg, dec_->onesize_ * n + srcoff));
PUNPCKLWD(reg, R(fpScratchReg3));
PUNPCKLWD(reg, R(fpScratchReg4));
PSLLD(reg, 16);
PSRAD(reg, 16); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(reg, R(reg));
// Now, It's time to multiply by the weight and 1.0f/32767.0f.
MOVSS(fpScratchReg3, MDisp(tempReg1, sizeof(float) * n));
MULSS(fpScratchReg3, M(by32767));
MULSS(fpScratchReg3, R(XMM5));
SHUFPS(fpScratchReg3, R(fpScratchReg3), _MM_SHUFFLE(0, 0, 0, 0));
MULPS(reg, R(fpScratchReg3));