[llvm] [NFC][AMDGPU] Auto generate check lines for some codegen tests (PR #137534)

[Matt Arsenault via llvm-commits]

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@@ -1,6 +1,7 @@
-; RUN: llc -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,CI,CIVI %s
-; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,VI,CIVI %s
-; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX9 %s
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; RUN: llc -mtriple=amdgcn -mcpu=bonaire -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=CI %s
+; RUN: llc -mtriple=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=VI %s
+; RUN: llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=GFX9 %s
 
 declare i32 @llvm.amdgcn.atomic.inc.i32.p1(ptr addrspace(1) nocapture, i32, i32, i32, i1) #2
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arsenm wrote:

I'm not sure why we still have these inc/dec tests, do we have equivalent coverage using atomicrmw uinc_wrap? 

https://github.com/llvm/llvm-project/pull/137534