[llvm] [AMDGPU] Reorganize tests to unblock #112403 (PR #115503)

[Matt Arsenault via llvm-commits]

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@@ -0,0 +1,36 @@
+; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 < %s | FileCheck -enable-var-scope -check-prefix=GFX9 %s
+; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1100 < %s | FileCheck -enable-var-scope -check-prefix=GFX11 %s
+
+; XFAIL: *
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arsenm wrote:

Should run not and check the error message output 

https://github.com/llvm/llvm-project/pull/115503