Ryujinx/Ryujinx.Graphics.Shader/CodeGen/Glsl/HelperFunctions/StoreStorageSmallInt.glsl
gdkchan 63f1663fa9
Fix shader 8-bit and 16-bit STS/STG (#2741)
* Fix 8 and 16-bit STG

* Fix 8 and 16-bit STS

* Shader cache version bump
2021-10-18 20:24:15 -03:00

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810 B
GLSL

void Helper_StoreStorage16(int index, int offset, uint value)
{
int wordOffset = offset >> 2;
int bitOffset = (offset & 3) * 8;
uint oldValue, newValue;
do
{
oldValue = $STORAGE_MEM$[index].data[wordOffset];
newValue = bitfieldInsert(oldValue, value, bitOffset, 16);
} while (atomicCompSwap($STORAGE_MEM$[index].data[wordOffset], oldValue, newValue) != oldValue);
}
void Helper_StoreStorage8(int index, int offset, uint value)
{
int wordOffset = offset >> 2;
int bitOffset = (offset & 3) * 8;
uint oldValue, newValue;
do
{
oldValue = $STORAGE_MEM$[index].data[wordOffset];
newValue = bitfieldInsert(oldValue, value, bitOffset, 8);
} while (atomicCompSwap($STORAGE_MEM$[index].data[wordOffset], oldValue, newValue) != oldValue);
}