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Merge pull request #1121 from aroulin/shader-minor-fixes 

Shader: Use constants and proper type casts
This commit is contained in:
bunnei 2015-09-07 15:59:24 -04:00
parent 87a2fd8b3f 1484a23530
commit 47221ab1e6
2 changed files with 22 additions and 16 deletions
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12
src/video_core/shader/shader.h
View File

@ -289,13 +289,13 @@ struct UnitState {
DebugData<Debug> debug;
static int InputOffset(const SourceRegister& reg) {
static size_t InputOffset(const SourceRegister& reg) {
switch (reg.GetRegisterType()) {
case RegisterType::Input:
return (int)offsetof(UnitState::Registers, input) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
return offsetof(UnitState::Registers, input) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
case RegisterType::Temporary:
return (int)offsetof(UnitState::Registers, temporary) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
return offsetof(UnitState::Registers, temporary) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
default:
UNREACHABLE();
@ -303,13 +303,13 @@ struct UnitState {
}
}
static int OutputOffset(const DestRegister& reg) {
static size_t OutputOffset(const DestRegister& reg) {
switch (reg.GetRegisterType()) {
case RegisterType::Output:
return (int)offsetof(UnitState::Registers, output) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
return offsetof(UnitState::Registers, output) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
case RegisterType::Temporary:
return (int)offsetof(UnitState::Registers, temporary) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
return offsetof(UnitState::Registers, temporary) + reg.GetIndex()*sizeof(Math::Vec4<float24>);
default:
UNREACHABLE();

26
src/video_core/shader/shader_jit_x64.cpp
View File

@ -144,7 +144,7 @@ static const u8 NO_DEST_REG_MASK = 0xf;
*/
void JitCompiler::Compile_SwizzleSrc(Instruction instr, unsigned src_num, SourceRegister src_reg, X64Reg dest) {
X64Reg src_ptr;
int src_offset;
size_t src_offset;
if (src_reg.GetRegisterType() == RegisterType::FloatUniform) {
src_ptr = UNIFORMS;
@ -154,6 +154,9 @@ void JitCompiler::Compile_SwizzleSrc(Instruction instr, unsigned src_num, Source
src_offset = UnitState<false>::InputOffset(src_reg);
}
int src_offset_disp = (int)src_offset;
ASSERT_MSG(src_offset == src_offset_disp, "Source register offset too large for int type");
unsigned operand_desc_id;
if (instr.opcode.Value().EffectiveOpCode() == OpCode::Id::MAD ||
instr.opcode.Value().EffectiveOpCode() == OpCode::Id::MADI) {
@ -163,7 +166,7 @@ void JitCompiler::Compile_SwizzleSrc(Instruction instr, unsigned src_num, Source
operand_desc_id = instr.mad.operand_desc_id;
// Load the source
MOVAPS(dest, MDisp(src_ptr, src_offset));
MOVAPS(dest, MDisp(src_ptr, src_offset_disp));
} else {
operand_desc_id = instr.common.operand_desc_id;
@ -173,13 +176,13 @@ void JitCompiler::Compile_SwizzleSrc(Instruction instr, unsigned src_num, Source
if (src_num == offset_src && instr.common.address_register_index != 0) {
switch (instr.common.address_register_index) {
case 1: // address offset 1
MOVAPS(dest, MComplex(src_ptr, ADDROFFS_REG_0, 1, src_offset));
MOVAPS(dest, MComplex(src_ptr, ADDROFFS_REG_0, SCALE_1, src_offset_disp));
break;
case 2: // address offset 2
MOVAPS(dest, MComplex(src_ptr, ADDROFFS_REG_1, 1, src_offset));
MOVAPS(dest, MComplex(src_ptr, ADDROFFS_REG_1, SCALE_1, src_offset_disp));
break;
case 3: // adddress offet 3
MOVAPS(dest, MComplex(src_ptr, LOOPCOUNT_REG, 1, src_offset));
case 3: // address offset 3
MOVAPS(dest, MComplex(src_ptr, LOOPCOUNT_REG, SCALE_1, src_offset_disp));
break;
default:
UNREACHABLE();
@ -187,7 +190,7 @@ void JitCompiler::Compile_SwizzleSrc(Instruction instr, unsigned src_num, Source
}
} else {
// Load the source
MOVAPS(dest, MDisp(src_ptr, src_offset));
MOVAPS(dest, MDisp(src_ptr, src_offset_disp));
}
}
@ -224,14 +227,17 @@ void JitCompiler::Compile_DestEnable(Instruction instr,X64Reg src) {
SwizzlePattern swiz = { g_state.vs.swizzle_data[operand_desc_id] };
int dest_offset_disp = (int)UnitState<false>::OutputOffset(dest);
ASSERT_MSG(dest_offset_disp == UnitState<false>::OutputOffset(dest), "Destinaton offset too large for int type");
// If all components are enabled, write the result to the destination register
if (swiz.dest_mask == NO_DEST_REG_MASK) {
// Store dest back to memory
MOVAPS(MDisp(REGISTERS, UnitState<false>::OutputOffset(dest)), src);
MOVAPS(MDisp(REGISTERS, dest_offset_disp), src);
} else {
// Not all components are enabled, so mask the result when storing to the destination register...
MOVAPS(SCRATCH, MDisp(REGISTERS, UnitState<false>::OutputOffset(dest)));
MOVAPS(SCRATCH, MDisp(REGISTERS, dest_offset_disp));
if (Common::GetCPUCaps().sse4_1) {
u8 mask = ((swiz.dest_mask & 1) << 3) | ((swiz.dest_mask & 8) >> 3) | ((swiz.dest_mask & 2) << 1) | ((swiz.dest_mask & 4) >> 1);
@ -250,7 +256,7 @@ void JitCompiler::Compile_DestEnable(Instruction instr,X64Reg src) {
}
// Store dest back to memory
MOVAPS(MDisp(REGISTERS, UnitState<false>::OutputOffset(dest)), SCRATCH);
MOVAPS(MDisp(REGISTERS, dest_offset_disp), SCRATCH);
}
}