[clang] [llvm] [LLVM][SROA] Teach SROA how to "bitcast" between fixed and scalable vectors. (PR #130973)

[Paul Walker via llvm-commits]

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@@ -473,6 +473,14 @@ std::optional<unsigned> Attribute::getVScaleRangeMax() const {
   return unpackVScaleRangeArgs(pImpl->getValueAsInt()).second;
 }
 
+unsigned Attribute::getVScaleValue() const {
+  std::optional<unsigned> VScale = getVScaleRangeMax();
+  if (VScale && *VScale == getVScaleRangeMin())
+    return *VScale;
+
+  return 0;
+}
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paulwalker-arm wrote:

Done.

https://github.com/llvm/llvm-project/pull/130973