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Extend bindless elimination to catch a few more specific cases (#6921)
* Catch more cases on bindless elimination * Match blocks with the same comparison condition * Shader cache version bump
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@@ -31,6 +31,10 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
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TryEliminateBitwiseOr(operation);
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break;
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case Instruction.CompareNotEqual:
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TryEliminateCompareNotEqual(operation);
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break;
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case Instruction.ConditionalSelect:
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TryEliminateConditionalSelect(operation);
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break;
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@@ -174,6 +178,32 @@ namespace Ryujinx.Graphics.Shader.Translation.Optimizations
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}
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}
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private static void TryEliminateCompareNotEqual(Operation operation)
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{
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// Comparison instruction returns 0 if the result is false, and -1 if true.
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// Doing a not equal zero comparison on the result is redundant, so we can just copy the first result in this case.
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Operand lhs = operation.GetSource(0);
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Operand rhs = operation.GetSource(1);
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if (lhs.Type == OperandType.Constant)
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{
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(lhs, rhs) = (rhs, lhs);
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}
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if (rhs.Type != OperandType.Constant || rhs.Value != 0)
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{
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return;
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}
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if (lhs.AsgOp is not Operation compareOp || !compareOp.Inst.IsComparison())
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{
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return;
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}
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operation.TurnIntoCopy(lhs);
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}
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private static void TryEliminateConditionalSelect(Operation operation)
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{
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Operand cond = operation.GetSource(0);
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