================
@@ -13080,6 +13097,84 @@ bool VectorExprEvaluator::VisitCallExpr(const CallExpr
*E) {
return Success(APValue(ResultElements.data(), ResultElements.size()), E);
}
+ case X86::BI__builtin_ia32_vpermi2varq128:
+ case X86::BI__builtin_ia32_vpermi2varpd128: {
+ APValue R;
+ if (!evalShuffleGeneric(
+ Info, E, R, [](unsigned DstIdx, unsigned ShuffleMask) {
+ unsigned Offset = ShuffleMask & 0x1;
+ unsigned SrcIdx = (ShuffleMask >> 1) & 0x1;
+ return std::pair<unsigned, unsigned>{SrcIdx, Offset};
----------------
RKSimon wrote:
evalShuffleGeneric takes int offsets (negative value ==> zero)
```suggestion
return std::pair<unsigned, int>{SrcIdx, Offset};
```
https://github.com/llvm/llvm-project/pull/165085
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