================
@@ -293,9 +323,14 @@ bool SemaAMDGPU::CheckAMDGCNBuiltinFunctionCall(unsigned
BuiltinID,
unsigned ArgCount = TheCall->getNumArgs() - 1;
llvm::APSInt Result;
- return (SemaRef.BuiltinConstantArg(TheCall, 1, Result)) ||
- (SemaRef.BuiltinConstantArg(TheCall, ArgCount, Result)) ||
- (SemaRef.BuiltinConstantArg(TheCall, (ArgCount - 1), Result));
+ // Complain about dmask values which are too huge to fully fit into 4 bits
+ // (which is the actual size of the dmask in corresponding HW
instructions).
+ constexpr unsigned DMaskArgNo = 1;
+ return SemaRef.BuiltinConstantArgRange(TheCall, DMaskArgNo, /* Low = */ 0,
+ /* High = */ 15,
+ /* RangeIsError = */ true) ||
----------------
AlexeySachkov wrote:
Applied in d794ed4805136b253bde2d8aea600549adc943e5
https://github.com/llvm/llvm-project/pull/180949
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