[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
+; RUN: llc -mtriple=x86_64-linux-gnu -O0 -global-isel \
+; RUN:   -stop-after=irtranslator -verify-machineinstrs %s -o - | FileCheck %s
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arsenm wrote:

```suggestion
; RUN:   -stop-after=irtranslator %s -o - | FileCheck %s
```

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