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[ShaderCompiler] Treat V_CMPX as an EXEC write in every encoding

This commit is contained in:
ParantezTech 2026-10-06 15:45:54 +03:00
parent 872d348587
commit 4bd778fae5
1 changed files with 7 additions and 5 deletions
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12
src/SharpEmu.ShaderCompiler/Ir/Gen5ExecFullAnalysis.cs
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@ -158,12 +158,14 @@ public static class Gen5ExecFullAnalysis
written |= Bit(sdst) | Bit(sdst + 1);
}
if (opcode.StartsWith("VCmp", StringComparison.Ordinal) && scalarDestination is null)
if (opcode.StartsWith("VCmpx", StringComparison.Ordinal))
{
// VOPC compares write VCC, V_CMPX writes EXEC.
written |= opcode.StartsWith("VCmpx", StringComparison.Ordinal)
? Bit(ExecLow) | Bit(ExecHigh)
: Bit(106) | Bit(107);
written |= Bit(ExecLow) | Bit(ExecHigh);
}
else if (opcode.StartsWith("VCmp", StringComparison.Ordinal) && scalarDestination is null)
{
// VOPC compares write VCC.
written |= Bit(106) | Bit(107);
}
if (opcode.StartsWith('V') && opcode.Contains("Co", StringComparison.Ordinal) && scalarDestination is null)