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shader: Implement LOP CC

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This commit is contained in:
ReinUsesLisp 2021-04-11 19:16:47 -03:00 • committed by ameerj
parent 5c61e860e4
commit 2ed80f6b1e
3 changed files with 29 additions and 12 deletions
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14
src/shader_recompiler/frontend/maxwell/translate/impl/logic_operation.cpp
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@ -44,9 +44,6 @@ void LOP(TranslatorVisitor& v, u64 insn, IR::U32 op_b, bool x, bool cc, bool inv
if (x) {
throw NotImplementedException("X");
}
if (cc) {
throw NotImplementedException("CC");
}
IR::U32 op_a{v.X(lop.src_reg)};
if (inv_a != 0) {
op_a = v.ir.BitwiseNot(op_a);
@ -60,6 +57,17 @@ void LOP(TranslatorVisitor& v, u64 insn, IR::U32 op_b, bool x, bool cc, bool inv
const IR::U1 pred_result{PredicateOperation(v.ir, result, *pred_op)};
v.ir.SetPred(dest_pred, pred_result);
}
if (cc) {
if (bit_op == LogicalOp::PASS_B) {
v.SetZFlag(v.ir.IEqual(result, v.ir.Imm32(0)));
v.SetSFlag(v.ir.ILessThan(result, v.ir.Imm32(0), true));
} else {
v.SetZFlag(v.ir.GetZeroFromOp(result));
v.SetSFlag(v.ir.GetSignFromOp(result));
}
v.ResetCFlag();
v.ResetOFlag();
}
v.X(lop.dest_reg, result);
}