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shader_decode: Implement FMNMX_C, FMNMX_R and FMNMX_IMM

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This commit is contained in:
ReinUsesLisp 2018-12-20 23:56:45 -03:00
parent 964ddeeb90
commit 5e6a0a08c1
1 changed files with 18 additions and 0 deletions
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18
src/video_core/shader/decode/arithmetic.cpp
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@ -122,6 +122,24 @@ u32 ShaderIR::DecodeArithmetic(BasicBlock& bb, u32 pc) {
SetRegister(bb, instr.gpr0, value); SetRegister(bb, instr.gpr0, value);
break; break;
} }
case OpCode::Id::FMNMX_C:
case OpCode::Id::FMNMX_R:
case OpCode::Id::FMNMX_IMM: {
UNIMPLEMENTED_IF_MSG(instr.generates_cc,
"Condition codes generation in FMNMX is not implemented");
op_a = GetOperandAbsNegFloat(op_a, instr.alu.abs_a, instr.alu.negate_a);
op_b = GetOperandAbsNegFloat(op_b, instr.alu.abs_b, instr.alu.negate_b);
const Node condition = GetPredicate(instr.alu.fmnmx.pred, instr.alu.fmnmx.negate_pred != 0);
const Node min = Operation(OperationCode::FMin, NO_PRECISE, op_a, op_b);
const Node max = Operation(OperationCode::FMax, NO_PRECISE, op_a, op_b);
SetRegister(bb, instr.gpr0,
Operation(OperationCode::Select, NO_PRECISE, condition, min, max));
break;
}
default: default:
UNIMPLEMENTED_MSG("Unhandled arithmetic instruction: {}", opcode->get().GetName()); UNIMPLEMENTED_MSG("Unhandled arithmetic instruction: {}", opcode->get().GetName());
} }