[llvm-branch-commits] [llvm] [X86] Remove extra MOV after widening atomic store (PR #197619)

[via llvm-branch-commits]

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@@ -1254,6 +1254,11 @@ def extloadv4f16 : PatFrag<(ops node:$ptr), (extloadvf16 node:$ptr)>;
 def extloadv8f16 : PatFrag<(ops node:$ptr), (extloadvf16 node:$ptr)>;
 def extloadv16f16 : PatFrag<(ops node:$ptr), (extloadvf16 node:$ptr)>;
 
+// Matches either 'store' or 'atomic_store' (any alignment, any ordering).
+def memstore : PatFrags<(ops node:$val, node:$ptr),
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jofrn wrote:

https://github.com/llvm/llvm-project/pull/197619#discussion_r3258593623 okie.

https://github.com/llvm/llvm-project/pull/197619