[llvm] [AMDGPU] Improve StructurizeCFG pass performance by using SSAUpdaterBulk. (PR #130611)

[Matt Arsenault via llvm-commits]

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@@ -1,63 +1,90 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
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arsenm wrote:

Switches to generated checks should be done separately 

https://github.com/llvm/llvm-project/pull/130611