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shader_decode: Implement I2F

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This commit is contained in:
ReinUsesLisp 2018-12-21 01:53:05 -03:00
parent c849b5b320
commit 8abe5ba2c8
1 changed files with 23 additions and 0 deletions
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23
src/video_core/shader/decode/conversion.cpp
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@ -18,6 +18,29 @@ u32 ShaderIR::DecodeConversion(BasicBlock& bb, u32 pc) {
const auto opcode = OpCode::Decode(instr); const auto opcode = OpCode::Decode(instr);
switch (opcode->get().GetId()) { switch (opcode->get().GetId()) {
case OpCode::Id::I2F_R:
case OpCode::Id::I2F_C: {
UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
UNIMPLEMENTED_IF(instr.conversion.selector);
UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in I2F is not implemented");
Node value = [&]() {
if (instr.is_b_gpr) {
return GetRegister(instr.gpr20);
} else {
return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset);
}
}();
const bool input_signed = instr.conversion.is_input_signed;
value = ConvertIntegerSize(value, instr.conversion.src_size, input_signed);
value = GetOperandAbsNegInteger(value, instr.conversion.abs_a, false, input_signed);
value = SignedOperation(OperationCode::FCastInteger, input_signed, PRECISE, value);
value = GetOperandAbsNegFloat(value, false, instr.conversion.negate_a);
SetRegister(bb, instr.gpr0, value);
break;
}
case OpCode::Id::F2F_R: { case OpCode::Id::F2F_R: {
UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.dest_size != Register::Size::Word);
UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word); UNIMPLEMENTED_IF(instr.conversion.src_size != Register::Size::Word);