[llvm] [LAA] Add initial support for non-power-of-2 store-load forwarding distance (PR #137873)

[Florian Hahn via llvm-commits]

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@@ -348,6 +366,9 @@ class MemoryDepChecker {
   /// backwards-vectorizable or unknown (triggering a runtime check).
   unsigned MaxTargetVectorWidthInBits = 0;
 
+  /// True if current target supports non-power-of-2 dependence distances.
+  bool AllowNonPow2Deps = false;
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fhahn wrote:

How about `AllowNonPow2StoreLoadForwardDistance`?

With the comment update to clarify that this only applies to computing the store-load forward distance.

https://github.com/llvm/llvm-project/pull/137873