archive/Cemu
1
0
Fork 0
mirror of https://github.com/cemu-project/Cemu.git synced 2025-07-10 08:51:19 +12:00
Code Issues Projects Releases Packages Wiki Activity Actions 1

Latte: Add support for shader instructions MIN_UINT and MAX_UINT

Browse source 
Seen in the eShop version of Fatal Frame
Also made some warnings less spammy since this game seems to trigger it a lot
This commit is contained in:
Exzap 2024-11-16 13:45:33 +01:00
parent 2065ac5f63
commit c3e29fb619
6 changed files with 20 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

20
src/Cafe/HW/Latte/LegacyShaderDecompiler/LatteDecompilerEmitGLSL.cpp
View file

@ -1415,19 +1415,23 @@ void _emitALUOP2InstructionCode(LatteDecompilerShaderContext* shaderContext, Lat
}
else if( aluInstruction->opcode == ALU_OP2_INST_ADD_INT )
_emitALUOperationBinary<LATTE_DECOMPILER_DTYPE_SIGNED_INT>(shaderContext, aluInstruction, " + ");
else if( aluInstruction->opcode == ALU_OP2_INST_MAX_INT || aluInstruction->opcode == ALU_OP2_INST_MIN_INT )
else if( aluInstruction->opcode == ALU_OP2_INST_MAX_INT || aluInstruction->opcode == ALU_OP2_INST_MIN_INT ||
aluInstruction->opcode == ALU_OP2_INST_MAX_UINT || aluInstruction->opcode == ALU_OP2_INST_MIN_UINT)
{
// not verified
bool isUnsigned = aluInstruction->opcode == ALU_OP2_INST_MAX_UINT || aluInstruction->opcode == ALU_OP2_INST_MIN_UINT;
auto opType = isUnsigned ? LATTE_DECOMPILER_DTYPE_UNSIGNED_INT : LATTE_DECOMPILER_DTYPE_SIGNED_INT;
_emitInstructionOutputVariableName(shaderContext, aluInstruction);
if( aluInstruction->opcode == ALU_OP2_INST_MAX_INT )
src->add(" = max(");
src->add(" = ");
_emitTypeConversionPrefix(shaderContext, opType, outputType);
if( aluInstruction->opcode == ALU_OP2_INST_MAX_INT || aluInstruction->opcode == ALU_OP2_INST_MAX_UINT )
src->add("max(");
else
src->add(" = min(");
_emitTypeConversionPrefix(shaderContext, LATTE_DECOMPILER_DTYPE_SIGNED_INT, outputType);
_emitOperandInputCode(shaderContext, aluInstruction, 0, LATTE_DECOMPILER_DTYPE_SIGNED_INT);
src->add("min(");
_emitOperandInputCode(shaderContext, aluInstruction, 0, opType);
src->add(", ");
_emitOperandInputCode(shaderContext, aluInstruction, 1, LATTE_DECOMPILER_DTYPE_SIGNED_INT);
_emitTypeConversionSuffix(shaderContext, LATTE_DECOMPILER_DTYPE_SIGNED_INT, outputType);
_emitOperandInputCode(shaderContext, aluInstruction, 1, opType);
_emitTypeConversionSuffix(shaderContext, opType, outputType);
src->add(");" _CRLF);
}
else if( aluInstruction->opcode == ALU_OP2_INST_SUB_INT )