[llvm-branch-commits] [llvm] [X86] Cast atomic store in IR to support floats (PR #197861)

[Matt Arsenault via llvm-branch-commits]

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@@ -1242,6 +1242,21 @@ def : Pat<(v4i32 (atomic_load_128_v4i32 addr:$src)),
 def : Pat<(v4i32 (atomic_load_128_v4i32 addr:$src)),
           (VMOVAPDZ128rm addr:$src)>, Requires<[HasAVX512]>;
 
+// store atomic <2 x i64>
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arsenm wrote:

I expect you to need a PatFrag common to store + atomic_store, and update the patterns to use that 

https://github.com/llvm/llvm-project/pull/197861