================
@@ -1996,6 +2005,23 @@ void SemaHLSL::diagnoseSystemSemanticAttr(Decl *D, const
ParsedAttr &AL,
return;
}
+ if (SemanticName == "SV_INSTANCEID") {
+ uint64_t SizeInBits = SemaRef.Context.getTypeSize(ValueType);
+ // DXIL permits U32 or U16. SPIR-V requires 32-bit scalar per
+ // VUID-InstanceIndex-InstanceIndex-04265.
----------------
pow2clk wrote:
Again, this only worked in PS where it was being treated as user-defined.
SPIR-V will complain if used this way in VS https://godbolt.org/z/vrEj63Yq9
https://github.com/llvm/llvm-project/pull/221091
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