Fix vote and shuffle shader instructions on AMD GPUs (#5540)
* Move shuffle handling out of the backend to a transform pass * Handle subgroup sizes higher than 32 * Stop using the subgroup size control extension * Make GenerateShuffleFunction static * Shader cache version bump
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@@ -13,14 +13,15 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Glsl.Instructions
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AggregateType dstType = GetSrcVarType(operation.Inst, 0);
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string arg = GetSoureExpr(context, operation.GetSource(0), dstType);
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char component = "xyzw"[operation.Index];
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if (context.HostCapabilities.SupportsShaderBallot)
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{
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return $"unpackUint2x32(ballotARB({arg})).x";
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return $"unpackUint2x32(ballotARB({arg})).{component}";
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}
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else
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{
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return $"subgroupBallot({arg}).x";
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return $"subgroupBallot({arg}).{component}";
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}
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}
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}
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