[llvm] [InstCombine] Match scalable splats in m_ImmConstant (PR #132522)

[Luke Lau via llvm-commits]

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@@ -428,7 +428,10 @@ Instruction *InstCombinerImpl::commonShiftTransforms(BinaryOperator &I) {
         return R;
 
   Constant *CUI;
-  if (match(Op1, m_ImmConstant(CUI)))
+  if (match(Op1, m_Constant(CUI)) &&
+      (!isa<ConstantExpr>(CUI) ||
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lukel97 wrote:

Done in the matcher for a0f4ac6e2ef13f90ce44524a6943f98583e43367

https://github.com/llvm/llvm-project/pull/132522