[AMDGPU] Add test to whole-wave-functions.ll. NFC#160361

rampitec merged 2 commits intomainllvm/llvm-project:mainfrom

users/rampitec/09-23-_amdgpu_add_test_to_whole-wave-functions.ll._nfcllvm/llvm-project:users/rampitec/09-23-_amdgpu_add_test_to_whole-wave-functions.ll._nfcCopy head branch name to clipboard