[llvm] [GlobalISel] Preserve cache hint metadata through IRTranslator (PR #224522)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,86 @@
+; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 6
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arsenm wrote:

Shouldn't add this to Generic, it's X86 

https://github.com/llvm/llvm-project/pull/224522