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Split VertexDecoder into files for ARM and x86, got too large.

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This commit is contained in:
Henrik Rydgard 2013-11-24 15:58:15 +01:00
parent f33dce54e0
commit acb3994172
8 changed files with 1615 additions and 1551 deletions
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4
CMakeLists.txt
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@ -689,6 +689,8 @@ if(ARM)
Core/MIPS/ARM/ArmRegCache.h
Core/MIPS/ARM/ArmRegCacheFPU.cpp
Core/MIPS/ARM/ArmRegCacheFPU.h
Core/GPU/GLES/VertexDecoderArm.cpp
Core/GPU/GLES/VertexDecoderArm.h
ext/disarm.cpp)
elseif(X86)
set(CoreExtra ${CoreExtra}
@ -705,6 +707,8 @@ elseif(X86)
Core/MIPS/x86/RegCache.h
Core/MIPS/x86/RegCacheFPU.cpp
Core/MIPS/x86/RegCacheFPU.h
Core/GPU/GLES/VertexDecoderX86.cpp
Core/GPU/GLES/VertexDecoderX86.h
ext/disarm.cpp)
endif()

1549
GPU/GLES/VertexDecoder.cpp
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File diff suppressed because it is too large Load Diff

5
GPU/GLES/VertexDecoder.h
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@ -34,7 +34,12 @@ class VertexDecoder;
class VertexDecoderJitCache;
typedef void (VertexDecoder::*StepFunction)() const;
typedef void (VertexDecoderJitCache::*JitStepFunction)();
struct JitLookup {
StepFunction func;
JitStepFunction jitFunc;
};
typedef void (*JittedVertexDecoder)(const u8 *src, u8 *dst, int count);

748
GPU/GLES/VertexDecoderArm.cpp Normal file
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@ -0,0 +1,748 @@
// Copyright (c) 2013- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include "Common/CPUDetect.h"
#include "GPU/GLES/VertexDecoder.h"
// Used only in non-NEON mode.
static float MEMORY_ALIGNED16(skinMatrix[12]);
// Will be used only in NEON mode.
static float MEMORY_ALIGNED16(bones[16 * 6]); // First two are kept in registers.
// NEON register allocation:
// Q0: Texture scaling parameters
// Q1: Temp storage
// Q2: Vector-by-matrix accumulator
// Q3: Unused
//
// We'll use Q4-Q7 as the "matrix accumulator".
// First two matrices will be preloaded into Q8-Q11 and Q12-Q15 to reduce
// memory bandwidth requirements.
// The rest will be dumped to bones as on x86.
static const float by128 = 1.0f / 128.0f;
static const float by256 = 1.0f / 256.0f;
static const float by32768 = 1.0f / 32768.0f;
using namespace ArmGen;
static const ARMReg tempReg1 = R3;
static const ARMReg tempReg2 = R4;
static const ARMReg tempReg3 = R5;
static const ARMReg scratchReg = R6;
static const ARMReg scratchReg2 = R7;
static const ARMReg scratchReg3 = R12;
static const ARMReg srcReg = R0;
static const ARMReg dstReg = R1;
static const ARMReg counterReg = R2;
static const ARMReg fpScratchReg = S4;
static const ARMReg fpScratchReg2 = S5;
static const ARMReg fpScratchReg3 = S6;
static const ARMReg fpScratchReg4 = S7;
static const ARMReg fpUscaleReg = S0;
static const ARMReg fpVscaleReg = S1;
static const ARMReg fpUoffsetReg = S2;
static const ARMReg fpVoffsetReg = S3;
// Simpler aliases for NEON. Overlaps with corresponding VFP regs.
static const ARMReg neonUVScaleReg = D0;
static const ARMReg neonUVOffsetReg = D1;
static const ARMReg neonScratchReg = D2;
static const ARMReg neonScratchRegQ = Q1; // Overlaps with all the scratch regs
// Everything above S6 is fair game for skinning
// S8-S15 are used during matrix generation
// These only live through the matrix multiplication
static const ARMReg src[3] = {S8, S9, S10}; // skin source
static const ARMReg acc[3] = {S11, S12, S13}; // skin accumulator
static const JitLookup jitLookup[] = {
{&VertexDecoder::Step_WeightsU8, &VertexDecoderJitCache::Jit_WeightsU8},
{&VertexDecoder::Step_WeightsU16, &VertexDecoderJitCache::Jit_WeightsU16},
{&VertexDecoder::Step_WeightsFloat, &VertexDecoderJitCache::Jit_WeightsFloat},
{&VertexDecoder::Step_WeightsU8Skin, &VertexDecoderJitCache::Jit_WeightsU8Skin},
{&VertexDecoder::Step_WeightsU16Skin, &VertexDecoderJitCache::Jit_WeightsU16Skin},
{&VertexDecoder::Step_WeightsFloatSkin, &VertexDecoderJitCache::Jit_WeightsFloatSkin},
{&VertexDecoder::Step_TcU8, &VertexDecoderJitCache::Jit_TcU8},
{&VertexDecoder::Step_TcU16, &VertexDecoderJitCache::Jit_TcU16},
{&VertexDecoder::Step_TcFloat, &VertexDecoderJitCache::Jit_TcFloat},
{&VertexDecoder::Step_TcU16Double, &VertexDecoderJitCache::Jit_TcU16Double},
{&VertexDecoder::Step_TcU8Prescale, &VertexDecoderJitCache::Jit_TcU8Prescale},
{&VertexDecoder::Step_TcU16Prescale, &VertexDecoderJitCache::Jit_TcU16Prescale},
{&VertexDecoder::Step_TcFloatPrescale, &VertexDecoderJitCache::Jit_TcFloatPrescale},
{&VertexDecoder::Step_TcU16Through, &VertexDecoderJitCache::Jit_TcU16Through},
{&VertexDecoder::Step_TcFloatThrough, &VertexDecoderJitCache::Jit_TcFloatThrough},
{&VertexDecoder::Step_TcU16ThroughDouble, &VertexDecoderJitCache::Jit_TcU16ThroughDouble},
{&VertexDecoder::Step_NormalS8, &VertexDecoderJitCache::Jit_NormalS8},
{&VertexDecoder::Step_NormalS16, &VertexDecoderJitCache::Jit_NormalS16},
{&VertexDecoder::Step_NormalFloat, &VertexDecoderJitCache::Jit_NormalFloat},
{&VertexDecoder::Step_NormalS8Skin, &VertexDecoderJitCache::Jit_NormalS8Skin},
{&VertexDecoder::Step_NormalS16Skin, &VertexDecoderJitCache::Jit_NormalS16Skin},
{&VertexDecoder::Step_NormalFloatSkin, &VertexDecoderJitCache::Jit_NormalFloatSkin},
{&VertexDecoder::Step_Color8888, &VertexDecoderJitCache::Jit_Color8888},
{&VertexDecoder::Step_Color4444, &VertexDecoderJitCache::Jit_Color4444},
{&VertexDecoder::Step_Color565, &VertexDecoderJitCache::Jit_Color565},
{&VertexDecoder::Step_Color5551, &VertexDecoderJitCache::Jit_Color5551},
{&VertexDecoder::Step_PosS8Through, &VertexDecoderJitCache::Jit_PosS8Through},
{&VertexDecoder::Step_PosS16Through, &VertexDecoderJitCache::Jit_PosS16Through},
{&VertexDecoder::Step_PosFloatThrough, &VertexDecoderJitCache::Jit_PosFloat},
{&VertexDecoder::Step_PosS8, &VertexDecoderJitCache::Jit_PosS8},
{&VertexDecoder::Step_PosS16, &VertexDecoderJitCache::Jit_PosS16},
{&VertexDecoder::Step_PosFloat, &VertexDecoderJitCache::Jit_PosFloat},
{&VertexDecoder::Step_PosS8Skin, &VertexDecoderJitCache::Jit_PosS8Skin},
{&VertexDecoder::Step_PosS16Skin, &VertexDecoderJitCache::Jit_PosS16Skin},
{&VertexDecoder::Step_PosFloatSkin, &VertexDecoderJitCache::Jit_PosFloatSkin},
};
JittedVertexDecoder VertexDecoderJitCache::Compile(const VertexDecoder &dec) {
dec_ = &dec;
const u8 *start = AlignCode16();
bool prescaleStep = false;
bool skinning = false;
// Look for prescaled texcoord steps
for (int i = 0; i < dec.numSteps_; i++) {
if (dec.steps_[i] == &VertexDecoder::Step_TcU8Prescale ||
dec.steps_[i] == &VertexDecoder::Step_TcU16Prescale ||
dec.steps_[i] == &VertexDecoder::Step_TcFloatPrescale) {
prescaleStep = true;
}
if (dec.steps_[i] == &VertexDecoder::Step_WeightsU8Skin ||
dec.steps_[i] == &VertexDecoder::Step_WeightsU16Skin ||
dec.steps_[i] == &VertexDecoder::Step_WeightsFloatSkin) {
skinning = true;
}
}
SetCC(CC_AL);
PUSH(6, R4, R5, R6, R7, R8, _LR);
// Keep the scale/offset in a few fp registers if we need it.
// This step can be NEON-ized but the savings would be miniscule.
if (prescaleStep) {
MOVI2R(R3, (u32)(&gstate_c.uv), scratchReg);
VLDR(fpUscaleReg, R3, 0);
VLDR(fpVscaleReg, R3, 4);
VLDR(fpUoffsetReg, R3, 8);
VLDR(fpVoffsetReg, R3, 12);
if ((dec.VertexType() & GE_VTYPE_TC_MASK) == GE_VTYPE_TC_8BIT) {
MOVI2F(fpScratchReg, by128, scratchReg);
VMUL(fpUscaleReg, fpUscaleReg, fpScratchReg);
VMUL(fpVscaleReg, fpVscaleReg, fpScratchReg);
} else if ((dec.VertexType() & GE_VTYPE_TC_MASK) == GE_VTYPE_TC_16BIT) {
MOVI2F(fpScratchReg, by32768, scratchReg);
VMUL(fpUscaleReg, fpUscaleReg, fpScratchReg);
VMUL(fpVscaleReg, fpVscaleReg, fpScratchReg);
}
}
// TODO: NEON skinning register mapping
// The matrix will be built in Q12-Q15.
// The temporary matrix to be added to the built matrix will be in Q8-Q11.
if (skinning) {
// TODO: Preload scale factors
}
JumpTarget loopStart = GetCodePtr();
// Preload data cache ahead of reading. TODO: Experiment with the offset.
PLD(srcReg, 64);
for (int i = 0; i < dec.numSteps_; i++) {
if (!CompileStep(dec, i)) {
// Reset the code ptr and return zero to indicate that we failed.
SetCodePtr(const_cast<u8 *>(start));
char temp[1024] = {0};
dec.ToString(temp);
INFO_LOG(HLE, "Could not compile vertex decoder: %s", temp);
return 0;
}
}
ADDI2R(srcReg, srcReg, dec.VertexSize(), scratchReg);
ADDI2R(dstReg, dstReg, dec.decFmt.stride, scratchReg);
SUBS(counterReg, counterReg, 1);
B_CC(CC_NEQ, loopStart);
POP(6, R4, R5, R6, R7, R8, _PC);
FlushLitPool();
FlushIcache();
// DisassembleArm(start, GetCodePtr() - start);
// char temp[1024] = {0};
// dec.ToString(temp);
// INFO_LOG(HLE, "%s", temp);
return (JittedVertexDecoder)start;
}
void VertexDecoderJitCache::Jit_WeightsU8() {
// Basic implementation - a byte at a time. TODO: Optimize
int j;
for (j = 0; j < dec_->nweights; j++) {
LDRB(tempReg1, srcReg, dec_->weightoff + j);
STRB(tempReg1, dstReg, dec_->decFmt.w0off + j);
}
if (j & 3) {
// Create a zero register. Might want to make a fixed one.
EOR(scratchReg, scratchReg, scratchReg);
}
while (j & 3) {
STRB(scratchReg, dstReg, dec_->decFmt.w0off + j);
j++;
}
}
void VertexDecoderJitCache::Jit_WeightsU16() {
// Basic implementation - a short at a time. TODO: Optimize
int j;
for (j = 0; j < dec_->nweights; j++) {
LDRH(tempReg1, srcReg, dec_->weightoff + j * 2);
STRH(tempReg1, dstReg, dec_->decFmt.w0off + j * 2);
}
if (j & 3) {
// Create a zero register. Might want to make a fixed one.
EOR(scratchReg, scratchReg, scratchReg);
}
while (j & 3) {
STRH(scratchReg, dstReg, dec_->decFmt.w0off + j * 2);
j++;
}
}
void VertexDecoderJitCache::Jit_WeightsFloat() {
int j;
for (j = 0; j < dec_->nweights; j++) {
LDR(tempReg1, srcReg, dec_->weightoff + j * 4);
STR(tempReg1, dstReg, dec_->decFmt.w0off + j * 4);
}
if (j & 3) {
// Create a zero register. Might want to make a fixed one.
EOR(scratchReg, scratchReg, scratchReg);
}
}
static const ARMReg weightRegs[8] = { S8, S9, S10, S11, S12, S13, S14, S15 };
void VertexDecoderJitCache::Jit_ApplyWeights() {
MOVI2R(tempReg2, (u32)skinMatrix, scratchReg);
#if 1
// This approach saves a few stores but accesses the matrices in a more
// sparse order.
const float *bone = &gstate.boneMatrix[0];
MOVI2R(tempReg1, (u32)bone, scratchReg);
for (int i = 0; i < 12; i++) {
VLDR(fpScratchReg3, tempReg1, i * 4);
VMUL(fpScratchReg3, fpScratchReg3, weightRegs[0]);
for (int j = 1; j < dec_->nweights; j++) {
VLDR(fpScratchReg2, tempReg1, i * 4 + j * 4 * 12);
VMLA(fpScratchReg3, fpScratchReg2, weightRegs[j]);
}
VSTR(fpScratchReg3, tempReg2, i * 4);
}
#else
// This one does accesses in linear order but wastes time storing, loading, storing.
for (int j = 0; j < dec_->nweights; j++) {
const float *bone = &gstate.boneMatrix[j * 12];
MOVI2R(tempReg1, (u32)bone, scratchReg);
// Okay, we have the weight.
if (j == 0) {
for (int i = 0; i < 12; i++) {
VLDR(fpScratchReg2, tempReg1, i * 4);
VMUL(fpScratchReg2, fpScratchReg2, weightRegs[j]);
VSTR(fpScratchReg2, tempReg2, i * 4);
}
} else {
for (int i = 0; i < 12; i++) {
VLDR(fpScratchReg2, tempReg1, i * 4);
VLDR(fpScratchReg3, tempReg2, i * 4);
VMLA(fpScratchReg3, fpScratchReg2, weightRegs[j]);
VSTR(fpScratchReg3, tempReg2, i * 4);
}
}
}
#endif
}
void VertexDecoderJitCache::Jit_WeightsU8Skin() {
// No need to zero skinMatrix, we'll just STR to it in the first lap,
// then VLDR/VADD/VSTR in subsequent laps.
for (int j = 0; j < dec_->nweights; j++) {
LDRB(tempReg1, srcReg, dec_->weightoff + j);
VMOV(fpScratchReg, tempReg1);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT);
MOVI2F(fpScratchReg2, by128, scratchReg);
VMUL(weightRegs[j], fpScratchReg, fpScratchReg2);
}
Jit_ApplyWeights();
}
void VertexDecoderJitCache::Jit_WeightsU16Skin() {
// No need to zero skinMatrix, we'll just STR to it in the first lap,
// then VLDR/VADD/VSTR in subsequent laps.
for (int j = 0; j < dec_->nweights; j++) {
LDRH(tempReg1, srcReg, dec_->weightoff + j * 2);
VMOV(fpScratchReg, tempReg1);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT);
MOVI2F(fpScratchReg2, 1.0f / 32768.0f, scratchReg);
VMUL(weightRegs[j], fpScratchReg, fpScratchReg2);
}
Jit_ApplyWeights();
}
void VertexDecoderJitCache::Jit_WeightsFloatSkin() {
// No need to zero skinMatrix, we'll just STR to it in the first lap,
// then VLDR/VADD/VSTR in subsequent laps.
for (int j = 0; j < dec_->nweights; j++) {
VLDR(weightRegs[j], srcReg, dec_->weightoff + j * 4);
}
Jit_ApplyWeights();
}
// Fill last two bytes with zeroes to align to 4 bytes. LDRH does it for us, handy.
void VertexDecoderJitCache::Jit_TcU8() {
LDRB(tempReg1, srcReg, dec_->tcoff);
LDRB(tempReg2, srcReg, dec_->tcoff + 1);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 8));
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
}
void VertexDecoderJitCache::Jit_TcU16() {
LDRH(tempReg1, srcReg, dec_->tcoff);
LDRH(tempReg2, srcReg, dec_->tcoff + 2);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
}
void VertexDecoderJitCache::Jit_TcFloat() {
LDR(tempReg1, srcReg, dec_->tcoff);
LDR(tempReg2, srcReg, dec_->tcoff + 4);
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
STR(tempReg2, dstReg, dec_->decFmt.uvoff + 4);
}
void VertexDecoderJitCache::Jit_TcU16Through() {
LDRH(tempReg1, srcReg, dec_->tcoff);
LDRH(tempReg2, srcReg, dec_->tcoff + 2);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
}
void VertexDecoderJitCache::Jit_TcFloatThrough() {
LDR(tempReg1, srcReg, dec_->tcoff);
LDR(tempReg2, srcReg, dec_->tcoff + 4);
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
STR(tempReg2, dstReg, dec_->decFmt.uvoff + 4);
}
void VertexDecoderJitCache::Jit_TcU16Double() {
LDRH(tempReg1, srcReg, dec_->tcoff);
LDRH(tempReg2, srcReg, dec_->tcoff + 2);
LSL(tempReg1, tempReg1, 1);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 17));
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
}
void VertexDecoderJitCache::Jit_TcU16ThroughDouble() {
LDRH(tempReg1, srcReg, dec_->tcoff);
LDRH(tempReg2, srcReg, dec_->tcoff + 2);
LSL(tempReg1, tempReg1, 1);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 17));
STR(tempReg1, dstReg, dec_->decFmt.uvoff);
}
void VertexDecoderJitCache::Jit_TcU8Prescale() {
if (cpu_info.bNEON) {
// TODO: Needs testing
ADD(scratchReg, srcReg, dec_->tcoff);
VLD1_lane(I_16, neonScratchReg, scratchReg, 0, false);
VMOVL(I_8 | I_UNSIGNED, neonScratchRegQ, neonScratchReg); // Widen to 16-bit
VMOVL(I_16 | I_UNSIGNED, neonScratchRegQ, neonScratchReg); // Widen to 32-bit
VCVT(F_32 | I_UNSIGNED, neonScratchRegQ, neonScratchRegQ);
ADD(scratchReg2, dstReg, dec_->decFmt.uvoff);
VMUL(F_32, neonScratchReg, neonScratchReg, neonUVScaleReg);
VADD(F_32, neonScratchReg, neonScratchReg, neonUVOffsetReg);
VST1(F_32, neonScratchReg, scratchReg2, 1, ALIGN_NONE);
} else {
// TODO: SIMD
LDRB(tempReg1, srcReg, dec_->tcoff);
LDRB(tempReg2, srcReg, dec_->tcoff + 1);
VMOV(fpScratchReg, tempReg1);
VMOV(fpScratchReg2, tempReg2);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT);
VCVT(fpScratchReg2, fpScratchReg2, TO_FLOAT);
// Could replace VMUL + VADD with VMLA but would require 2 more regs as we don't want to destroy fp*offsetReg. Later.
VMUL(fpScratchReg, fpScratchReg, fpUscaleReg);
VMUL(fpScratchReg2, fpScratchReg2, fpVscaleReg);
VADD(fpScratchReg, fpScratchReg, fpUoffsetReg);
VADD(fpScratchReg2, fpScratchReg2, fpVoffsetReg);
VSTR(fpScratchReg, dstReg, dec_->decFmt.uvoff);
VSTR(fpScratchReg2, dstReg, dec_->decFmt.uvoff + 4);
}
}
void VertexDecoderJitCache::Jit_TcU16Prescale() {
if (cpu_info.bNEON) {
// TODO: Needs testing
ADD(scratchReg, srcReg, dec_->tcoff);
VLD1_lane(I_32, neonScratchReg, scratchReg, 0, false);
VMOVL(I_16 | I_UNSIGNED, neonScratchRegQ, neonScratchReg); // Widen to 32-bit
VCVT(F_32 | I_UNSIGNED, neonScratchRegQ, neonScratchRegQ);
ADD(scratchReg2, dstReg, dec_->decFmt.uvoff);
VMUL(F_32, neonScratchReg, neonScratchReg, neonUVScaleReg);
VADD(F_32, neonScratchReg, neonScratchReg, neonUVOffsetReg);
VST1(F_32, neonScratchReg, scratchReg2, 1, ALIGN_NONE);
} else {
LDRH(tempReg1, srcReg, dec_->tcoff);
LDRH(tempReg2, srcReg, dec_->tcoff + 2);
VMOV(fpScratchReg, tempReg1);
VMOV(fpScratchReg2, tempReg2);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT);
VCVT(fpScratchReg2, fpScratchReg2, TO_FLOAT);
VMUL(fpScratchReg, fpScratchReg, fpUscaleReg);
VMUL(fpScratchReg2, fpScratchReg2, fpVscaleReg);
VADD(fpScratchReg, fpScratchReg, fpUoffsetReg);
VADD(fpScratchReg2, fpScratchReg2, fpVoffsetReg);
VSTR(fpScratchReg, dstReg, dec_->decFmt.uvoff);
VSTR(fpScratchReg2, dstReg, dec_->decFmt.uvoff + 4);
}
}
void VertexDecoderJitCache::Jit_TcFloatPrescale() {
if (cpu_info.bNEON) {
ADD(scratchReg, srcReg, dec_->tcoff);
VLD1(F_32, neonScratchReg, scratchReg, 1, ALIGN_NONE);
ADD(scratchReg2, dstReg, dec_->decFmt.uvoff);
VMUL(F_32, neonScratchReg, neonScratchReg, neonUVScaleReg);
VADD(F_32, neonScratchReg, neonScratchReg, neonUVOffsetReg);
VST1(F_32, neonScratchReg, scratchReg2, 1, ALIGN_NONE);
} else {
// TODO: SIMD
VLDR(fpScratchReg, srcReg, dec_->tcoff);
VLDR(fpScratchReg2, srcReg, dec_->tcoff + 4);
VMUL(fpScratchReg, fpScratchReg, fpUscaleReg);
VMUL(fpScratchReg2, fpScratchReg2, fpVscaleReg);
VADD(fpScratchReg, fpScratchReg, fpUoffsetReg);
VADD(fpScratchReg2, fpScratchReg2, fpVoffsetReg);
VSTR(fpScratchReg, dstReg, dec_->decFmt.uvoff);
VSTR(fpScratchReg2, dstReg, dec_->decFmt.uvoff + 4);
}
}
void VertexDecoderJitCache::Jit_Color8888() {
LDR(tempReg1, srcReg, dec_->coloff);
STR(tempReg1, dstReg, dec_->decFmt.c0off);
}
void VertexDecoderJitCache::Jit_Color4444() {
LDRH(tempReg1, srcReg, dec_->coloff);
// Spread out the components.
ANDI2R(tempReg2, tempReg1, 0x000F, scratchReg);
ANDI2R(tempReg3, tempReg1, 0x00F0, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 4));
ANDI2R(tempReg3, tempReg1, 0x0F00, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 8));
ANDI2R(tempReg3, tempReg1, 0xF000, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 12));
// And saturate.
ORR(tempReg1, tempReg2, Operand2(tempReg2, ST_LSL, 4));
STR(tempReg1, dstReg, dec_->decFmt.c0off);
}
void VertexDecoderJitCache::Jit_Color565() {
LDRH(tempReg1, srcReg, dec_->coloff);
// Spread out R and B first. This puts them in 0x001F001F.
ANDI2R(tempReg2, tempReg1, 0x001F, scratchReg);
ANDI2R(tempReg3, tempReg1, 0xF800, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 5));
// Expand 5 -> 8.
LSL(tempReg3, tempReg2, 3);
ORR(tempReg2, tempReg3, Operand2(tempReg2, ST_LSR, 2));
ANDI2R(tempReg2, tempReg2, 0xFFFF00FF, scratchReg);
// Now finally G. We start by shoving it into a wall.
LSR(tempReg1, tempReg1, 5);
ANDI2R(tempReg1, tempReg1, 0x003F, scratchReg);
LSL(tempReg3, tempReg1, 2);
// Don't worry, shifts into a wall.
ORR(tempReg3, tempReg3, Operand2(tempReg1, ST_LSR, 4));
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 8));
// Add in full alpha.
ORI2R(tempReg1, tempReg2, 0xFF000000, scratchReg);
STR(tempReg1, dstReg, dec_->decFmt.c0off);
}
void VertexDecoderJitCache::Jit_Color5551() {
LDRH(tempReg1, srcReg, dec_->coloff);
ANDI2R(tempReg2, tempReg1, 0x001F, scratchReg);
ANDI2R(tempReg3, tempReg1, 0x07E0, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 3));
ANDI2R(tempReg3, tempReg1, 0xF800, scratchReg);
ORR(tempReg2, tempReg2, Operand2(tempReg3, ST_LSL, 6));
// Expand 5 -> 8.
LSR(tempReg3, tempReg2, 2);
// Clean up the bits that were shifted right.
BIC(tempReg3, tempReg1, AssumeMakeOperand2(0x000000F8));
BIC(tempReg3, tempReg3, AssumeMakeOperand2(0x0000F800));
ORR(tempReg2, tempReg3, Operand2(tempReg2, ST_LSL, 3));
// Now we just need alpha.
TSTI2R(tempReg1, 0x8000, scratchReg);
SetCC(CC_NEQ);
ORI2R(tempReg2, tempReg2, 0xFF000000, scratchReg);
SetCC(CC_AL);
STR(tempReg2, dstReg, dec_->decFmt.c0off);
}
void VertexDecoderJitCache::Jit_NormalS8() {
LDRB(tempReg1, srcReg, dec_->nrmoff);
LDRB(tempReg2, srcReg, dec_->nrmoff + 1);
LDRB(tempReg3, srcReg, dec_->nrmoff + 2);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 8));
ORR(tempReg1, tempReg1, Operand2(tempReg3, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.nrmoff);
// Copy 3 bytes and then a zero. Might as well copy four.
// LDR(tempReg1, srcReg, dec_->nrmoff);
// ANDI2R(tempReg1, tempReg1, 0x00FFFFFF, scratchReg);
// STR(tempReg1, dstReg, dec_->decFmt.nrmoff);
}
// Copy 6 bytes and then 2 zeroes.
void VertexDecoderJitCache::Jit_NormalS16() {
LDRH(tempReg1, srcReg, dec_->nrmoff);
LDRH(tempReg2, srcReg, dec_->nrmoff + 2);
LDRH(tempReg3, srcReg, dec_->nrmoff + 4);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.nrmoff);
STR(tempReg3, dstReg, dec_->decFmt.nrmoff + 4);
}
void VertexDecoderJitCache::Jit_NormalFloat() {
// Might not be aligned to 4, so we can't use LDMIA.
// Actually - not true: This will always be aligned. TODO
LDR(tempReg1, srcReg, dec_->nrmoff);
LDR(tempReg2, srcReg, dec_->nrmoff + 4);
LDR(tempReg3, srcReg, dec_->nrmoff + 8);
// But this is always aligned to 4 so we're safe.
ADD(scratchReg, dstReg, dec_->decFmt.nrmoff);
STMIA(scratchReg, false, 3, tempReg1, tempReg2, tempReg3);
}
// Through expands into floats, always. Might want to look at changing this.
void VertexDecoderJitCache::Jit_PosS8Through() {
// TODO: SIMD
LDRSB(tempReg1, srcReg, dec_->posoff);
LDRSB(tempReg2, srcReg, dec_->posoff + 1);
LDRSB(tempReg3, srcReg, dec_->posoff + 2);
static const ARMReg tr[3] = { tempReg1, tempReg2, tempReg3 };
for (int i = 0; i < 3; i++) {
VMOV(fpScratchReg, tr[i]);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT | IS_SIGNED);
VSTR(fpScratchReg, dstReg, dec_->decFmt.posoff + i * 4);
}
}
// Through expands into floats, always. Might want to look at changing this.
void VertexDecoderJitCache::Jit_PosS16Through() {
// TODO: SIMD
LDRSH(tempReg1, srcReg, dec_->posoff);
LDRSH(tempReg2, srcReg, dec_->posoff + 2);
LDRSH(tempReg3, srcReg, dec_->posoff + 4);
static const ARMReg tr[3] = { tempReg1, tempReg2, tempReg3 };
for (int i = 0; i < 3; i++) {
VMOV(fpScratchReg, tr[i]);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT | IS_SIGNED);
VSTR(fpScratchReg, dstReg, dec_->decFmt.posoff + i * 4);
}
}
// Copy 3 bytes and then a zero. Might as well copy four.
void VertexDecoderJitCache::Jit_PosS8() {
LDRB(tempReg1, srcReg, dec_->posoff);
LDRB(tempReg2, srcReg, dec_->posoff + 1);
LDRB(tempReg3, srcReg, dec_->posoff + 2);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 8));
ORR(tempReg1, tempReg1, Operand2(tempReg3, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.posoff);
}
// Copy 6 bytes and then 2 zeroes.
void VertexDecoderJitCache::Jit_PosS16() {
LDRH(tempReg1, srcReg, dec_->posoff);
LDRH(tempReg2, srcReg, dec_->posoff + 2);
LDRH(tempReg3, srcReg, dec_->posoff + 4);
ORR(tempReg1, tempReg1, Operand2(tempReg2, ST_LSL, 16));
STR(tempReg1, dstReg, dec_->decFmt.posoff);
STR(tempReg3, dstReg, dec_->decFmt.posoff + 4);
}
// Just copy 12 bytes.
void VertexDecoderJitCache::Jit_PosFloat() {
LDR(tempReg1, srcReg, dec_->posoff);
LDR(tempReg2, srcReg, dec_->posoff + 4);
LDR(tempReg3, srcReg, dec_->posoff + 8);
// But this is always aligned to 4 so we're safe.
ADD(scratchReg, dstReg, dec_->decFmt.posoff);
STMIA(scratchReg, false, 3, tempReg1, tempReg2, tempReg3);
}
void VertexDecoderJitCache::Jit_NormalS8Skin() {
LDRSB(tempReg1, srcReg, dec_->nrmoff);
LDRSB(tempReg2, srcReg, dec_->nrmoff + 1);
LDRSB(tempReg3, srcReg, dec_->nrmoff + 2);
VMOV(src[0], tempReg1);
VMOV(src[1], tempReg2);
VMOV(src[2], tempReg3);
MOVI2F(S15, 1.0f/128.0f, scratchReg);
VCVT(src[0], src[0], TO_FLOAT | IS_SIGNED);
VCVT(src[1], src[1], TO_FLOAT | IS_SIGNED);
VCVT(src[2], src[2], TO_FLOAT | IS_SIGNED);
VMUL(src[0], src[0], S15);
VMUL(src[1], src[1], S15);
VMUL(src[2], src[2], S15);
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
void VertexDecoderJitCache::Jit_NormalS16Skin() {
LDRSH(tempReg1, srcReg, dec_->nrmoff);
LDRSH(tempReg2, srcReg, dec_->nrmoff + 2);
LDRSH(tempReg3, srcReg, dec_->nrmoff + 4);
VMOV(fpScratchReg, tempReg1);
VMOV(fpScratchReg2, tempReg2);
VMOV(fpScratchReg3, tempReg3);
MOVI2F(S15, 1.0f/32768.0f, scratchReg);
VCVT(fpScratchReg, fpScratchReg, TO_FLOAT | IS_SIGNED);
VCVT(fpScratchReg2, fpScratchReg2, TO_FLOAT | IS_SIGNED);
VCVT(fpScratchReg3, fpScratchReg3, TO_FLOAT | IS_SIGNED);
VMUL(src[0], fpScratchReg, S15);
VMUL(src[1], fpScratchReg2, S15);
VMUL(src[2], fpScratchReg3, S15);
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
void VertexDecoderJitCache::Jit_NormalFloatSkin() {
VLDR(src[0], srcReg, dec_->nrmoff);
VLDR(src[1], srcReg, dec_->nrmoff + 4);
VLDR(src[2], srcReg, dec_->nrmoff + 8);
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
void VertexDecoderJitCache::Jit_WriteMatrixMul(int outOff, bool pos) {
MOVI2R(tempReg1, (u32)skinMatrix, scratchReg);
for (int i = 0; i < 3; i++) {
VLDR(fpScratchReg, tempReg1, 4 * i);
VMUL(acc[i], fpScratchReg, src[0]);
}
for (int i = 0; i < 3; i++) {
VLDR(fpScratchReg, tempReg1, 12 + 4 * i);
VMLA(acc[i], fpScratchReg, src[1]);
}
for (int i = 0; i < 3; i++) {
VLDR(fpScratchReg, tempReg1, 24 + 4 * i);
VMLA(acc[i], fpScratchReg, src[2]);
}
if (pos) {
for (int i = 0; i < 3; i++) {
VLDR(fpScratchReg, tempReg1, 36 + 4 * i);
VADD(acc[i], acc[i], fpScratchReg);
}
}
for (int i = 0; i < 3; i++) {
VSTR(acc[i], dstReg, outOff + i * 4);
}
}
void VertexDecoderJitCache::Jit_PosS8Skin() {
LDRSB(tempReg1, srcReg, dec_->posoff);
LDRSB(tempReg2, srcReg, dec_->posoff + 1);
LDRSB(tempReg3, srcReg, dec_->posoff + 2);
VMOV(src[0], tempReg1);
VMOV(src[1], tempReg2);
VMOV(src[2], tempReg3);
MOVI2F(S15, 1.0f/128.0f, scratchReg);
VCVT(src[0], src[0], TO_FLOAT | IS_SIGNED);
VCVT(src[1], src[1], TO_FLOAT | IS_SIGNED);
VCVT(src[2], src[2], TO_FLOAT | IS_SIGNED);
VMUL(src[0], src[0], S15);
VMUL(src[1], src[1], S15);
VMUL(src[2], src[2], S15);
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
void VertexDecoderJitCache::Jit_PosS16Skin() {
LDRSH(tempReg1, srcReg, dec_->posoff);
LDRSH(tempReg2, srcReg, dec_->posoff + 2);
LDRSH(tempReg3, srcReg, dec_->posoff + 4);
VMOV(src[0], tempReg1);
VMOV(src[1], tempReg2);
VMOV(src[2], tempReg3);
MOVI2F(S15, 1.0f/32768.0f, scratchReg);
VCVT(src[0], src[0], TO_FLOAT | IS_SIGNED);
VCVT(src[1], src[1], TO_FLOAT | IS_SIGNED);
VCVT(src[2], src[2], TO_FLOAT | IS_SIGNED);
VMUL(src[0], src[0], S15);
VMUL(src[1], src[1], S15);
VMUL(src[2], src[2], S15);
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
void VertexDecoderJitCache::Jit_PosFloatSkin() {
VLDR(src[0], srcReg, dec_->posoff);
VLDR(src[1], srcReg, dec_->posoff + 4);
VLDR(src[2], srcReg, dec_->posoff + 8);
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
bool VertexDecoderJitCache::CompileStep(const VertexDecoder &dec, int step) {
// See if we find a matching JIT function
for (size_t i = 0; i < ARRAY_SIZE(jitLookup); i++) {
if (dec.steps_[step] == jitLookup[i].func) {
((*this).*jitLookup[i].jitFunc)();
return true;
}
}
return false;
}

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GPU/GLES/VertexDecoderX86.cpp Normal file
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// Copyright (c) 2013- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <emmintrin.h>
#include "Common/CPUDetect.h"
#include "Core/Config.h"
#include "GPU/GLES/VertexDecoder.h"
// We start out by converting the active matrices into 4x4 which are easier to multiply with
// using SSE / NEON and store them here.
static float MEMORY_ALIGNED16(bones[16 * 8]);
using namespace Gen;
static const float MEMORY_ALIGNED16( by128[4] ) = {
1.0f / 128.0f, 1.0f / 128.0f, 1.0f / 128.0f, 1.0f / 128.0f
};
static const float MEMORY_ALIGNED16( by256[4] ) = {
1.0f / 256, 1.0f / 256, 1.0f / 256, 1.0f / 256
};
static const float MEMORY_ALIGNED16( by32768[4] ) = {
1.0f / 32768.0f, 1.0f / 32768.0f, 1.0f / 32768.0f, 1.0f / 32768.0f,
};
static const u32 MEMORY_ALIGNED16( threeMasks[4] ) = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0};
static const u32 MEMORY_ALIGNED16( aOne[4] ) = {0, 0, 0, 0x3F800000};
#ifdef _M_X64
#ifdef _WIN32
static const X64Reg tempReg1 = RAX;
static const X64Reg tempReg2 = R9;
static const X64Reg tempReg3 = R10;
static const X64Reg srcReg = RCX;
static const X64Reg dstReg = RDX;
static const X64Reg counterReg = R8;
#else
static const X64Reg tempReg1 = RAX;
static const X64Reg tempReg2 = R9;
static const X64Reg tempReg3 = R10;
static const X64Reg srcReg = RDI;
static const X64Reg dstReg = RSI;
static const X64Reg counterReg = RDX;
#endif
#else
static const X64Reg tempReg1 = EAX;
static const X64Reg tempReg2 = EBX;
static const X64Reg tempReg3 = EDX;
static const X64Reg srcReg = ESI;
static const X64Reg dstReg = EDI;
static const X64Reg counterReg = ECX;
#endif
// XMM0-XMM5 are volatile on Windows X64
// XMM0-XMM7 are arguments (and thus volatile) on System V ABI (other x64 platforms)
static const X64Reg fpScaleOffsetReg = XMM0;
static const X64Reg fpScratchReg = XMM1;
static const X64Reg fpScratchReg2 = XMM2;
static const X64Reg fpScratchReg3 = XMM3;
// We're gonna keep the current skinning matrix in 4 XMM regs. Fortunately we easily
// have space for that now.
// To debug, just comment them out one at a time until it works. We fall back
// on the interpreter if the compiler fails.
static const JitLookup jitLookup[] = {
{&VertexDecoder::Step_WeightsU8, &VertexDecoderJitCache::Jit_WeightsU8},
{&VertexDecoder::Step_WeightsU16, &VertexDecoderJitCache::Jit_WeightsU16},
{&VertexDecoder::Step_WeightsFloat, &VertexDecoderJitCache::Jit_WeightsFloat},
{&VertexDecoder::Step_WeightsU8Skin, &VertexDecoderJitCache::Jit_WeightsU8Skin},
{&VertexDecoder::Step_WeightsU16Skin, &VertexDecoderJitCache::Jit_WeightsU16Skin},
{&VertexDecoder::Step_WeightsFloatSkin, &VertexDecoderJitCache::Jit_WeightsFloatSkin},
{&VertexDecoder::Step_TcU8, &VertexDecoderJitCache::Jit_TcU8},
{&VertexDecoder::Step_TcU16, &VertexDecoderJitCache::Jit_TcU16},
{&VertexDecoder::Step_TcFloat, &VertexDecoderJitCache::Jit_TcFloat},
{&VertexDecoder::Step_TcU16Double, &VertexDecoderJitCache::Jit_TcU16Double},
{&VertexDecoder::Step_TcU8Prescale, &VertexDecoderJitCache::Jit_TcU8Prescale},
{&VertexDecoder::Step_TcU16Prescale, &VertexDecoderJitCache::Jit_TcU16Prescale},
{&VertexDecoder::Step_TcFloatPrescale, &VertexDecoderJitCache::Jit_TcFloatPrescale},
{&VertexDecoder::Step_TcU16Through, &VertexDecoderJitCache::Jit_TcU16Through},
{&VertexDecoder::Step_TcFloatThrough, &VertexDecoderJitCache::Jit_TcFloatThrough},
{&VertexDecoder::Step_TcU16ThroughDouble, &VertexDecoderJitCache::Jit_TcU16ThroughDouble},
{&VertexDecoder::Step_NormalS8, &VertexDecoderJitCache::Jit_NormalS8},
{&VertexDecoder::Step_NormalS16, &VertexDecoderJitCache::Jit_NormalS16},
{&VertexDecoder::Step_NormalFloat, &VertexDecoderJitCache::Jit_NormalFloat},
{&VertexDecoder::Step_NormalS8Skin, &VertexDecoderJitCache::Jit_NormalS8Skin},
{&VertexDecoder::Step_NormalS16Skin, &VertexDecoderJitCache::Jit_NormalS16Skin},
{&VertexDecoder::Step_NormalFloatSkin, &VertexDecoderJitCache::Jit_NormalFloatSkin},
{&VertexDecoder::Step_Color8888, &VertexDecoderJitCache::Jit_Color8888},
{&VertexDecoder::Step_Color4444, &VertexDecoderJitCache::Jit_Color4444},
{&VertexDecoder::Step_Color565, &VertexDecoderJitCache::Jit_Color565},
{&VertexDecoder::Step_Color5551, &VertexDecoderJitCache::Jit_Color5551},
{&VertexDecoder::Step_PosS8Through, &VertexDecoderJitCache::Jit_PosS8Through},
{&VertexDecoder::Step_PosS16Through, &VertexDecoderJitCache::Jit_PosS16Through},
{&VertexDecoder::Step_PosFloatThrough, &VertexDecoderJitCache::Jit_PosFloat},
{&VertexDecoder::Step_PosS8, &VertexDecoderJitCache::Jit_PosS8},
{&VertexDecoder::Step_PosS16, &VertexDecoderJitCache::Jit_PosS16},
{&VertexDecoder::Step_PosFloat, &VertexDecoderJitCache::Jit_PosFloat},
{&VertexDecoder::Step_PosS8Skin, &VertexDecoderJitCache::Jit_PosS8Skin},
{&VertexDecoder::Step_PosS16Skin, &VertexDecoderJitCache::Jit_PosS16Skin},
{&VertexDecoder::Step_PosFloatSkin, &VertexDecoderJitCache::Jit_PosFloatSkin},
};
// TODO: This should probably be global...
#ifdef _M_X64
#define PTRBITS 64
#else
#define PTRBITS 32
#endif
JittedVertexDecoder VertexDecoderJitCache::Compile(const VertexDecoder &dec) {
dec_ = &dec;
const u8 *start = this->GetCodePtr();
#ifdef _M_IX86
// Store register values
PUSH(ESI);
PUSH(EDI);
PUSH(EBX);
PUSH(EBP);
// Read parameters
int offset = 4;
MOV(32, R(srcReg), MDisp(ESP, 16 + offset + 0));
MOV(32, R(dstReg), MDisp(ESP, 16 + offset + 4));
MOV(32, R(counterReg), MDisp(ESP, 16 + offset + 8));
#endif
// Save XMM4/XMM5 which apparently can be problematic?
// Actually, if they are, it must be a compiler bug because they SHOULD be ok.
// So I won't bother.
SUB(PTRBITS, R(ESP), Imm8(64));
MOVUPS(MDisp(ESP, 0), XMM4);
MOVUPS(MDisp(ESP, 16), XMM5);
MOVUPS(MDisp(ESP, 32), XMM6);
MOVUPS(MDisp(ESP, 48), XMM7);
bool prescaleStep = false;
// Look for prescaled texcoord steps
for (int i = 0; i < dec.numSteps_; i++) {
if (dec.steps_[i] == &VertexDecoder::Step_TcU8Prescale ||
dec.steps_[i] == &VertexDecoder::Step_TcU16Prescale ||
dec.steps_[i] == &VertexDecoder::Step_TcFloatPrescale) {
prescaleStep = true;
}
}
// Add code to convert matrices to 4x4.
// Later we might want to do this when the matrices are loaded instead.
// This is mostly proof of concept.
int boneCount = 0;
if (dec.weighttype && g_Config.bSoftwareSkinning) {
for (int i = 0; i < 8; i++) {
MOVUPS(XMM0, M((void *)(gstate.boneMatrix + 12 * i)));
MOVUPS(XMM1, M((void *)(gstate.boneMatrix + 12 * i + 3)));
MOVUPS(XMM2, M((void *)(gstate.boneMatrix + 12 * i + 3 * 2)));
MOVUPS(XMM3, M((void *)(gstate.boneMatrix + 12 * i + 3 * 3)));
ANDPS(XMM0, M((void *)&threeMasks));
ANDPS(XMM1, M((void *)&threeMasks));
ANDPS(XMM2, M((void *)&threeMasks));
ANDPS(XMM3, M((void *)&threeMasks));
ORPS(XMM3, M((void *)&aOne));
MOVAPS(M((void *)(bones + 16 * i)), XMM0);
MOVAPS(M((void *)(bones + 16 * i + 4)), XMM1);
MOVAPS(M((void *)(bones + 16 * i + 8)), XMM2);
MOVAPS(M((void *)(bones + 16 * i + 12)), XMM3);
}
}
// Keep the scale/offset in a few fp registers if we need it.
if (prescaleStep) {
#ifdef _M_X64
MOV(64, R(tempReg1), Imm64((u64)(&gstate_c.uv)));
#else
MOV(32, R(tempReg1), Imm32((u32)(&gstate_c.uv)));
#endif
MOVSS(fpScaleOffsetReg, MDisp(tempReg1, 0));
MOVSS(fpScratchReg, MDisp(tempReg1, 4));
UNPCKLPS(fpScaleOffsetReg, R(fpScratchReg));
if ((dec.VertexType() & GE_VTYPE_TC_MASK) == GE_VTYPE_TC_8BIT) {
MULPS(fpScaleOffsetReg, M((void *)&by128));
} else if ((dec.VertexType() & GE_VTYPE_TC_MASK) == GE_VTYPE_TC_16BIT) {
MULPS(fpScaleOffsetReg, M((void *)&by32768));
}
MOVSS(fpScratchReg, MDisp(tempReg1, 8));
MOVSS(fpScratchReg2, MDisp(tempReg1, 12));
UNPCKLPS(fpScratchReg, R(fpScratchReg2));
UNPCKLPD(fpScaleOffsetReg, R(fpScratchReg));
}
// Let's not bother with a proper stack frame. We just grab the arguments and go.
JumpTarget loopStart = GetCodePtr();
for (int i = 0; i < dec.numSteps_; i++) {
if (!CompileStep(dec, i)) {
// Reset the code ptr and return zero to indicate that we failed.
SetCodePtr(const_cast<u8 *>(start));
return 0;
}
}
ADD(PTRBITS, R(srcReg), Imm32(dec.VertexSize()));
ADD(PTRBITS, R(dstReg), Imm32(dec.decFmt.stride));
SUB(32, R(counterReg), Imm8(1));
J_CC(CC_NZ, loopStart, true);
MOVUPS(XMM4, MDisp(ESP, 0));
MOVUPS(XMM5, MDisp(ESP, 16));
MOVUPS(XMM6, MDisp(ESP, 32));
MOVUPS(XMM7, MDisp(ESP, 48));
ADD(PTRBITS, R(ESP), Imm8(64));
#ifdef _M_IX86
// Restore register values
POP(EBP);
POP(EBX);
POP(EDI);
POP(ESI);
#endif
RET();
return (JittedVertexDecoder)start;
}
void VertexDecoderJitCache::Jit_WeightsU8() {
switch (dec_->nweights) {
case 1:
MOVZX(32, 8, tempReg1, MDisp(srcReg, dec_->weightoff));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
return;
case 2:
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->weightoff));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
return;
case 3:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
AND(32, R(tempReg1), Imm32(0x00FFFFFF));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
return;
case 4:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
return;
case 8:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->weightoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.w1off), R(tempReg2));
return;
}
// Basic implementation - a byte at a time. TODO: Optimize
int j;
for (j = 0; j < dec_->nweights; j++) {
MOV(8, R(tempReg1), MDisp(srcReg, dec_->weightoff + j));
MOV(8, MDisp(dstReg, dec_->decFmt.w0off + j), R(tempReg1));
}
while (j & 3) {
MOV(8, MDisp(dstReg, dec_->decFmt.w0off + j), Imm8(0));
j++;
}
}
void VertexDecoderJitCache::Jit_WeightsU16() {
switch (dec_->nweights) {
case 1:
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->weightoff));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + 4), Imm32(0));
return;
case 2:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + 4), Imm32(0));
return;
case 3:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
MOVZX(32, 16, tempReg2, MDisp(srcReg, dec_->weightoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + 4), R(tempReg2));
return;
case 4:
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->weightoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + 4), R(tempReg2));
return;
}
// Basic implementation - a short at a time. TODO: Optimize
int j;
for (j = 0; j < dec_->nweights; j++) {
MOV(16, R(tempReg1), MDisp(srcReg, dec_->weightoff + j * 2));
MOV(16, MDisp(dstReg, dec_->decFmt.w0off + j * 2), R(tempReg1));
}
while (j & 3) {
MOV(16, MDisp(dstReg, dec_->decFmt.w0off + j * 2), Imm16(0));
j++;
}
}
void VertexDecoderJitCache::Jit_WeightsFloat() {
int j;
for (j = 0; j < dec_->nweights; j++) {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->weightoff + j * 4));
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + j * 4), R(tempReg1));
}
while (j & 3) { // Zero additional weights rounding up to 4.
MOV(32, MDisp(dstReg, dec_->decFmt.w0off + j * 4), Imm32(0));
j++;
}
}
void VertexDecoderJitCache::Jit_WeightsU8Skin() {
#ifdef _M_X64
MOV(PTRBITS, R(tempReg2), Imm64((uintptr_t)&bones));
#else
MOV(PTRBITS, R(tempReg2), Imm32((uintptr_t)&bones));
#endif
for (int j = 0; j < dec_->nweights; j++) {
MOVZX(32, 8, tempReg1, MDisp(srcReg, dec_->weightoff + j));
CVTSI2SS(XMM1, R(tempReg1));
MULSS(XMM1, M((void *)&by128));
SHUFPS(XMM1, R(XMM1), _MM_SHUFFLE(0, 0, 0, 0));
if (j == 0) {
MOVAPS(XMM4, MDisp(tempReg2, 0));
MOVAPS(XMM5, MDisp(tempReg2, 16));
MULPS(XMM4, R(XMM1));
MULPS(XMM5, R(XMM1));
MOVAPS(XMM6, MDisp(tempReg2, 32));
MOVAPS(XMM7, MDisp(tempReg2, 48));
MULPS(XMM6, R(XMM1));
MULPS(XMM7, R(XMM1));
} else {
MOVAPS(XMM2, MDisp(tempReg2, 0));
MOVAPS(XMM3, MDisp(tempReg2, 16));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM4, R(XMM2));
ADDPS(XMM5, R(XMM3));
MOVAPS(XMM2, MDisp(tempReg2, 32));
MOVAPS(XMM3, MDisp(tempReg2, 48));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM6, R(XMM2));
ADDPS(XMM7, R(XMM3));
}
ADD(PTRBITS, R(tempReg2), Imm8(4 * 16));
}
}
void VertexDecoderJitCache::Jit_WeightsU16Skin() {
#ifdef _M_X64
MOV(PTRBITS, R(tempReg2), Imm64((uintptr_t)&bones));
#else
MOV(PTRBITS, R(tempReg2), Imm32((uintptr_t)&bones));
#endif
for (int j = 0; j < dec_->nweights; j++) {
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->weightoff + j * 2));
CVTSI2SS(XMM1, R(tempReg1));
MULSS(XMM1, M((void *)&by32768));
SHUFPS(XMM1, R(XMM1), _MM_SHUFFLE(0, 0, 0, 0));
if (j == 0) {
MOVAPS(XMM4, MDisp(tempReg2, 0));
MOVAPS(XMM5, MDisp(tempReg2, 16));
MULPS(XMM4, R(XMM1));
MULPS(XMM5, R(XMM1));
MOVAPS(XMM6, MDisp(tempReg2, 32));
MOVAPS(XMM7, MDisp(tempReg2, 48));
MULPS(XMM6, R(XMM1));
MULPS(XMM7, R(XMM1));
} else {
MOVAPS(XMM2, MDisp(tempReg2, 0));
MOVAPS(XMM3, MDisp(tempReg2, 16));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM4, R(XMM2));
ADDPS(XMM5, R(XMM3));
MOVAPS(XMM2, MDisp(tempReg2, 32));
MOVAPS(XMM3, MDisp(tempReg2, 48));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM6, R(XMM2));
ADDPS(XMM7, R(XMM3));
}
ADD(PTRBITS, R(tempReg2), Imm8(4 * 16));
}
}
void VertexDecoderJitCache::Jit_WeightsFloatSkin() {
#ifdef _M_X64
MOV(PTRBITS, R(tempReg2), Imm64((uintptr_t)&bones));
#else
MOV(PTRBITS, R(tempReg2), Imm32((uintptr_t)&bones));
#endif
for (int j = 0; j < dec_->nweights; j++) {
MOVSS(XMM1, MDisp(srcReg, dec_->weightoff + j * 4));
SHUFPS(XMM1, R(XMM1), _MM_SHUFFLE(0, 0, 0, 0));
if (j == 0) {
MOVAPS(XMM4, MDisp(tempReg2, 0));
MOVAPS(XMM5, MDisp(tempReg2, 16));
MULPS(XMM4, R(XMM1));
MULPS(XMM5, R(XMM1));
MOVAPS(XMM6, MDisp(tempReg2, 32));
MOVAPS(XMM7, MDisp(tempReg2, 48));
MULPS(XMM6, R(XMM1));
MULPS(XMM7, R(XMM1));
} else {
MOVAPS(XMM2, MDisp(tempReg2, 0));
MOVAPS(XMM3, MDisp(tempReg2, 16));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM4, R(XMM2));
ADDPS(XMM5, R(XMM3));
MOVAPS(XMM2, MDisp(tempReg2, 32));
MOVAPS(XMM3, MDisp(tempReg2, 48));
MULPS(XMM2, R(XMM1));
MULPS(XMM3, R(XMM1));
ADDPS(XMM6, R(XMM2));
ADDPS(XMM7, R(XMM3));
}
ADD(PTRBITS, R(tempReg2), Imm8(4 * 16));
}
}
// Fill last two bytes with zeroes to align to 4 bytes. MOVZX does it for us, handy.
void VertexDecoderJitCache::Jit_TcU8() {
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->tcoff));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
}
void VertexDecoderJitCache::Jit_TcU16() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
}
void VertexDecoderJitCache::Jit_TcU16Double() {
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->tcoff));
MOVZX(32, 16, tempReg2, MDisp(srcReg, dec_->tcoff + 2));
SHL(16, R(tempReg1), Imm8(1)); // 16 to get a wall to shift into
SHL(32, R(tempReg2), Imm8(17));
OR(32, R(tempReg1), R(tempReg2));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
}
void VertexDecoderJitCache::Jit_TcFloat() {
#ifdef _M_X64
MOV(64, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(64, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
#else
MOV(32, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->tcoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff + 4), R(tempReg2));
#endif
}
void VertexDecoderJitCache::Jit_TcU8Prescale() {
// TODO: The first five instructions could be done in 1 or 2 in SSE4
MOVZX(32, 8, tempReg1, MDisp(srcReg, dec_->tcoff));
MOVZX(32, 8, tempReg2, MDisp(srcReg, dec_->tcoff + 1));
CVTSI2SS(fpScratchReg, R(tempReg1));
CVTSI2SS(fpScratchReg2, R(tempReg2));
UNPCKLPS(fpScratchReg, R(fpScratchReg2));
MULPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
ADDPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
MOVQ_xmm(MDisp(dstReg, dec_->decFmt.uvoff), fpScratchReg);
}
void VertexDecoderJitCache::Jit_TcU16Prescale() {
PXOR(fpScratchReg2, R(fpScratchReg2));
MOVD_xmm(fpScratchReg, MDisp(srcReg, dec_->tcoff));
PUNPCKLWD(fpScratchReg, R(fpScratchReg2));
CVTDQ2PS(fpScratchReg, R(fpScratchReg));
MULPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
ADDPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
MOVQ_xmm(MDisp(dstReg, dec_->decFmt.uvoff), fpScratchReg);
}
void VertexDecoderJitCache::Jit_TcFloatPrescale() {
MOVQ_xmm(fpScratchReg, MDisp(srcReg, dec_->tcoff));
MULPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
ADDPS(fpScratchReg, R(fpScaleOffsetReg));
SHUFPS(fpScaleOffsetReg, R(fpScaleOffsetReg), _MM_SHUFFLE(1, 0, 3, 2));
MOVQ_xmm(MDisp(dstReg, dec_->decFmt.uvoff), fpScratchReg);
}
void VertexDecoderJitCache::Jit_TcU16Through() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
}
void VertexDecoderJitCache::Jit_TcU16ThroughDouble() {
MOVZX(32, 16, tempReg1, MDisp(srcReg, dec_->tcoff));
MOVZX(32, 16, tempReg2, MDisp(srcReg, dec_->tcoff + 2));
SHL(16, R(tempReg1), Imm8(1)); // 16 to get a wall to shift into
SHL(32, R(tempReg2), Imm8(17));
OR(32, R(tempReg1), R(tempReg2));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
}
void VertexDecoderJitCache::Jit_TcFloatThrough() {
#ifdef _M_X64
MOV(64, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(64, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
#else
MOV(32, R(tempReg1), MDisp(srcReg, dec_->tcoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->tcoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.uvoff + 4), R(tempReg2));
#endif
}
void VertexDecoderJitCache::Jit_Color8888() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->coloff));
MOV(32, MDisp(dstReg, dec_->decFmt.c0off), R(tempReg1));
}
static const u32 MEMORY_ALIGNED16(nibbles[4]) = { 0x0f0f0f0f, 0x0f0f0f0f, 0x0f0f0f0f, 0x0f0f0f0f, };
void VertexDecoderJitCache::Jit_Color4444() {
// Needs benchmarking. A bit wasteful by only using 1 SSE lane.
#if 0
// Alternate approach
MOVD_xmm(XMM3, MDisp(srcReg, dec_->coloff));
MOVAPS(XMM2, R(XMM3));
MOVAPS(XMM1, M((void *)nibbles));
PSLLD(XMM2, 4);
PAND(XMM3, R(XMM1));
PAND(XMM2, R(XMM1));
PSRLD(XMM2, 4);
PXOR(XMM1, R(XMM1));
PUNPCKLBW(XMM2, R(XMM1));
PUNPCKLBW(XMM3, R(XMM1));
PSLLD(XMM2, 4);
POR(XMM3, R(XMM2));
MOVAPS(XMM2, R(XMM3));
PSLLD(XMM2, 4);
POR(XMM3, R(XMM2));
MOVD_xmm(MDisp(dstReg, dec_->decFmt.c0off), XMM3);
return;
#endif
MOV(32, R(tempReg1), MDisp(srcReg, dec_->coloff));
// 0000ABGR, copy R and double forwards.
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x0000000F));
MOV(32, R(tempReg2), R(tempReg3));
SHL(32, R(tempReg3), Imm8(4));
OR(32, R(tempReg2), R(tempReg3));
// tempReg1 -> 00ABGR00, then double G backwards.
SHL(32, R(tempReg1), Imm8(8));
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x0000F000));
OR(32, R(tempReg2), R(tempReg3));
SHR(32, R(tempReg3), Imm8(4));
OR(32, R(tempReg2), R(tempReg3));
// Now do B forwards again (still 00ABGR00.)
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x000F0000));
OR(32, R(tempReg2), R(tempReg3));
SHL(32, R(tempReg3), Imm8(4));
OR(32, R(tempReg2), R(tempReg3));
// tempReg1 -> ABGR0000, then double A backwards.
SHL(32, R(tempReg1), Imm8(8));
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0xF0000000));
OR(32, R(tempReg2), R(tempReg3));
SHR(32, R(tempReg3), Imm8(4));
OR(32, R(tempReg2), R(tempReg3));
MOV(32, MDisp(dstReg, dec_->decFmt.c0off), R(tempReg2));
}
void VertexDecoderJitCache::Jit_Color565() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->coloff));
MOV(32, R(tempReg2), R(tempReg1));
AND(32, R(tempReg2), Imm32(0x0000001F));
// B (we do R and B at the same time, they're both 5.)
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x0000F800));
SHL(32, R(tempReg3), Imm8(5));
OR(32, R(tempReg2), R(tempReg3));
// Expand 5 -> 8. At this point we have 00BB00RR.
MOV(32, R(tempReg3), R(tempReg2));
SHL(32, R(tempReg2), Imm8(3));
SHR(32, R(tempReg3), Imm8(2));
OR(32, R(tempReg2), R(tempReg3));
AND(32, R(tempReg2), Imm32(0x00FF00FF));
// Now's as good a time to put in A as any.
OR(32, R(tempReg2), Imm32(0xFF000000));
// Last, we need to align, extract, and expand G.
// 3 to align to G, and then 2 to expand to 8.
SHL(32, R(tempReg1), Imm8(3 + 2));
AND(32, R(tempReg1), Imm32(0x0000FC00));
MOV(32, R(tempReg3), R(tempReg1));
// 2 to account for tempReg1 being preshifted, 4 for expansion.
SHR(32, R(tempReg3), Imm8(2 + 4));
OR(32, R(tempReg1), R(tempReg3));
AND(32, R(tempReg1), Imm32(0x0000FF00));
OR(32, R(tempReg2), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.c0off), R(tempReg2));
}
void VertexDecoderJitCache::Jit_Color5551() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->coloff));
MOV(32, R(tempReg2), R(tempReg1));
AND(32, R(tempReg2), Imm32(0x0000001F));
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x000003E0));
SHL(32, R(tempReg3), Imm8(3));
OR(32, R(tempReg2), R(tempReg3));
MOV(32, R(tempReg3), R(tempReg1));
AND(32, R(tempReg3), Imm32(0x00007C00));
SHL(32, R(tempReg3), Imm8(6));
OR(32, R(tempReg2), R(tempReg3));
// Expand 5 -> 8. After this is just A.
MOV(32, R(tempReg3), R(tempReg2));
SHL(32, R(tempReg2), Imm8(3));
SHR(32, R(tempReg3), Imm8(2));
// Chop off the bits that were shifted out.
AND(32, R(tempReg3), Imm32(0x00070707));
OR(32, R(tempReg2), R(tempReg3));
// For A, we shift it to a single bit, and then subtract and XOR.
// That's probably the simplest way to expand it...
SHR(32, R(tempReg1), Imm8(15));
// If it was 0, it's now -1, otherwise it's 0. Easy.
SUB(32, R(tempReg1), Imm8(1));
XOR(32, R(tempReg1), Imm32(0xFF000000));
AND(32, R(tempReg1), Imm32(0xFF000000));
OR(32, R(tempReg2), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.c0off), R(tempReg2));
}
// Copy 3 bytes and then a zero. Might as well copy four.
void VertexDecoderJitCache::Jit_NormalS8() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->nrmoff));
AND(32, R(tempReg1), Imm32(0x00FFFFFF));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff), R(tempReg1));
}
// Copy 6 bytes and then 2 zeroes.
void VertexDecoderJitCache::Jit_NormalS16() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->nrmoff));
MOVZX(32, 16, tempReg2, MDisp(srcReg, dec_->nrmoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff + 4), R(tempReg2));
}
void VertexDecoderJitCache::Jit_NormalFloat() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->nrmoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->nrmoff + 4));
MOV(32, R(tempReg3), MDisp(srcReg, dec_->nrmoff + 8));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff + 4), R(tempReg2));
MOV(32, MDisp(dstReg, dec_->decFmt.nrmoff + 8), R(tempReg3));
}
// This could be a bit shorter with AVX 3-operand instructions and FMA.
void VertexDecoderJitCache::Jit_WriteMatrixMul(int outOff, bool pos) {
MOVAPS(XMM1, R(XMM3));
SHUFPS(XMM1, R(XMM1), _MM_SHUFFLE(0, 0, 0, 0));
MULPS(XMM1, R(XMM4));
MOVAPS(XMM2, R(XMM3));
SHUFPS(XMM2, R(XMM2), _MM_SHUFFLE(1, 1, 1, 1));
MULPS(XMM2, R(XMM5));
ADDPS(XMM1, R(XMM2));
MOVAPS(XMM2, R(XMM3));
SHUFPS(XMM2, R(XMM2), _MM_SHUFFLE(2, 2, 2, 2));
MULPS(XMM2, R(XMM6));
ADDPS(XMM1, R(XMM2));
if (pos) {
ADDPS(XMM1, R(XMM7));
}
MOVUPS(MDisp(dstReg, outOff), XMM1);
}
void VertexDecoderJitCache::Jit_NormalS8Skin() {
XORPS(XMM3, R(XMM3));
MOVD_xmm(XMM1, MDisp(srcReg, dec_->nrmoff));
PUNPCKLBW(XMM1, R(XMM3));
PUNPCKLWD(XMM1, R(XMM3));
PSLLD(XMM1, 24);
PSRAD(XMM1, 24); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(XMM3, R(XMM1));
MULPS(XMM3, M((void *)&by128));
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
// Copy 6 bytes and then 2 zeroes.
void VertexDecoderJitCache::Jit_NormalS16Skin() {
XORPS(XMM3, R(XMM3));
MOVQ_xmm(XMM1, MDisp(srcReg, dec_->nrmoff));
PUNPCKLWD(XMM1, R(XMM3));
PSLLD(XMM1, 16);
PSRAD(XMM1, 16); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(XMM3, R(XMM1));
MULPS(XMM3, M((void *)&by32768));
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
void VertexDecoderJitCache::Jit_NormalFloatSkin() {
MOVUPS(XMM3, MDisp(srcReg, dec_->nrmoff));
Jit_WriteMatrixMul(dec_->decFmt.nrmoff, false);
}
// Through expands into floats, always. Might want to look at changing this.
void VertexDecoderJitCache::Jit_PosS8Through() {
// TODO: SIMD
for (int i = 0; i < 3; i++) {
MOVSX(32, 8, tempReg1, MDisp(srcReg, dec_->posoff + i));
CVTSI2SS(fpScratchReg, R(tempReg1));
MOVSS(MDisp(dstReg, dec_->decFmt.posoff + i * 4), fpScratchReg);
}
}
// Through expands into floats, always. Might want to look at changing this.
void VertexDecoderJitCache::Jit_PosS16Through() {
XORPS(XMM3, R(XMM3));
MOVQ_xmm(XMM1, MDisp(srcReg, dec_->posoff));
PUNPCKLWD(XMM1, R(XMM3));
PSLLD(XMM1, 16);
PSRAD(XMM1, 16); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(XMM3, R(XMM1));
MOVUPS(MDisp(dstReg, dec_->decFmt.posoff), XMM3);
}
// Copy 3 bytes and then a zero. Might as well copy four.
void VertexDecoderJitCache::Jit_PosS8() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->posoff));
AND(32, R(tempReg1), Imm32(0x00FFFFFF));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff), R(tempReg1));
}
// Copy 6 bytes and then 2 zeroes.
void VertexDecoderJitCache::Jit_PosS16() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->posoff));
MOVZX(32, 16, tempReg2, MDisp(srcReg, dec_->posoff + 4));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff + 4), R(tempReg2));
}
// Just copy 12 bytes.
void VertexDecoderJitCache::Jit_PosFloat() {
MOV(32, R(tempReg1), MDisp(srcReg, dec_->posoff));
MOV(32, R(tempReg2), MDisp(srcReg, dec_->posoff + 4));
MOV(32, R(tempReg3), MDisp(srcReg, dec_->posoff + 8));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff), R(tempReg1));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff + 4), R(tempReg2));
MOV(32, MDisp(dstReg, dec_->decFmt.posoff + 8), R(tempReg3));
}
void VertexDecoderJitCache::Jit_PosS8Skin() {
XORPS(XMM3, R(XMM3));
MOVD_xmm(XMM1, MDisp(srcReg, dec_->posoff));
PUNPCKLBW(XMM1, R(XMM3));
PUNPCKLWD(XMM1, R(XMM3));
PSLLD(XMM1, 24);
PSRAD(XMM1, 24); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(XMM3, R(XMM1));
MULPS(XMM3, M((void *)&by128));
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
void VertexDecoderJitCache::Jit_PosS16Skin() {
XORPS(XMM3, R(XMM3));
MOVQ_xmm(XMM1, MDisp(srcReg, dec_->posoff));
PUNPCKLWD(XMM1, R(XMM3));
PSLLD(XMM1, 16);
PSRAD(XMM1, 16); // Ugly sign extension, can be done faster in SSE4
CVTDQ2PS(XMM3, R(XMM1));
MULPS(XMM3, M((void *)&by32768));
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
// Just copy 12 bytes.
void VertexDecoderJitCache::Jit_PosFloatSkin() {
MOVUPS(XMM3, MDisp(srcReg, dec_->posoff));
Jit_WriteMatrixMul(dec_->decFmt.posoff, true);
}
bool VertexDecoderJitCache::CompileStep(const VertexDecoder &dec, int step) {
// See if we find a matching JIT function
for (size_t i = 0; i < ARRAY_SIZE(jitLookup); i++) {
if (dec.steps_[step] == jitLookup[i].func) {
((*this).*jitLookup[i].jitFunc)();
return true;
}
}
return false;
}

9
GPU/GPU.vcxproj
View File

@ -245,6 +245,13 @@
<ClCompile Include="GLES\SoftwareTransform.cpp" />
<ClCompile Include="GLES\TransformPipeline.cpp" />
<ClCompile Include="GLES\VertexDecoder.cpp" />
<ClCompile Include="GLES\VertexDecoderArm.cpp">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
</ClCompile>
<ClCompile Include="GLES\VertexDecoderX86.cpp" />
<ClCompile Include="GLES\VertexShaderGenerator.cpp" />
<ClCompile Include="GPUCommon.cpp" />
<ClCompile Include="GPUState.cpp" />
@ -268,4 +275,4 @@
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>
</Project>
</Project>

4
GPU/GPU.vcxproj.filters
View File

@ -296,8 +296,10 @@
<ClCompile Include="Common\TextureDecoderNEON.cpp">
<Filter>Common</Filter>
</ClCompile>
<ClCompile Include="GLES\VertexDecoderX86.cpp" />
<ClCompile Include="GLES\VertexDecoderArm.cpp" />
</ItemGroup>
<ItemGroup>
<None Include="CMakeLists.txt" />
</ItemGroup>
</Project>
</Project>

5
android/jni/Android.mk
View File

@ -42,7 +42,8 @@ ARCH_FILES := \
$(SRC)/Core/MIPS/x86/Asm.cpp \
$(SRC)/Core/MIPS/x86/Jit.cpp \
$(SRC)/Core/MIPS/x86/RegCache.cpp \
$(SRC)/Core/MIPS/x86/RegCacheFPU.cpp
$(SRC)/Core/MIPS/x86/RegCacheFPU.cpp \
$(SRC)/GPU/GLES/VertexDecoderX86.cpp
endif
ifeq ($(TARGET_ARCH_ABI),armeabi-v7a)
@ -61,6 +62,7 @@ ARCH_FILES := \
$(SRC)/Core/MIPS/ARM/ArmJit.cpp \
$(SRC)/Core/MIPS/ARM/ArmRegCache.cpp \
$(SRC)/Core/MIPS/ARM/ArmRegCacheFPU.cpp \
$(SRC)/GPU/GLES/VertexDecoderArm.cpp \
ArmEmitterTest.cpp
endif
@ -79,6 +81,7 @@ ARCH_FILES := \
$(SRC)/Core/MIPS/ARM/ArmJit.cpp \
$(SRC)/Core/MIPS/ARM/ArmRegCache.cpp \
$(SRC)/Core/MIPS/ARM/ArmRegCacheFPU.cpp \
$(SRC)/GPU/GLES/VertexDecoderArm.cpp \
ArmEmitterTest.cpp
endif