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shader_decode: Implement IMNMX

master
ReinUsesLisp 2018-12-17 22:01:23 +07:00
parent 07944a2345
commit 518a2bd206
1 changed files with 16 additions and 0 deletions
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16
src/video_core/shader/decode/arithmetic_integer.cpp
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@ -79,6 +79,22 @@ u32 ShaderIR::DecodeArithmeticInteger(BasicBlock& bb, u32 pc) {
instr.alu.lop.pred_result_mode, instr.alu.lop.pred48);
break;
}
case OpCode::Id::IMNMX_C:
case OpCode::Id::IMNMX_R:
case OpCode::Id::IMNMX_IMM: {
UNIMPLEMENTED_IF(instr.imnmx.exchange != Tegra::Shader::IMinMaxExchange::None);
UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in IMNMX is not implemented");
const bool is_signed = instr.imnmx.is_signed;
const Node condition = GetPredicate(instr.imnmx.pred, instr.imnmx.negate_pred != 0);
const Node min = SignedOperation(OperationCode::IMin, is_signed, NO_PRECISE, op_a, op_b);
const Node max = SignedOperation(OperationCode::IMax, is_signed, NO_PRECISE, op_a, op_b);
const Node value = Operation(OperationCode::Select, NO_PRECISE, condition, min, max);
SetRegister(bb, instr.gpr0, value);
break;
}
default:
UNIMPLEMENTED_MSG("Unhandled ArithmeticInteger instruction: {}", opcode->get().GetName());
}