[llvm] [AMDGPU] s_quadmask* implicitly defines SCC (PR #161582)

[Matt Arsenault via llvm-commits]

================
@@ -0,0 +1,57 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6
----------------
arsenm wrote:

yes 

https://github.com/llvm/llvm-project/pull/161582