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Support multiple destination operands on shader IR and shuffle predicates (#1964)

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* Support multiple destination operands on shader IR and shuffle predicates

* Cache version change
This commit is contained in:
gdkchan 2021-01-27 20:59:47 -03:00 • committed by GitHub
parent dcce407071
commit 4b7c7dab9e
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GPG key ID: 4AEE18F83AFDEB23
16 changed files with 199 additions and 79 deletions
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5
Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/ShuffleDown.glsl
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@ -1,9 +1,10 @@
float Helper_ShuffleDown(float x, uint index, uint mask)
float Helper_ShuffleDown(float x, uint index, uint mask, out bool valid)
{
uint clamp = mask & 0x1fu;
uint segMask = (mask >> 8) & 0x1fu;
uint minThreadId = gl_SubGroupInvocationARB & segMask;
uint maxThreadId = minThreadId | (clamp & ~segMask);
uint srcThreadId = gl_SubGroupInvocationARB + index;
return (srcThreadId <= maxThreadId) ? readInvocationARB(x, srcThreadId) : x;
valid = srcThreadId <= maxThreadId;
return valid ? readInvocationARB(x, srcThreadId) : x;
}