[Dwarf] Support heterogeneous DW_{OP,AT}s needed for AMDGPU CFI#153883

slinder1 merged 2 commits intollvm:mainllvm/llvm-project:mainfrom

slinder1:amdgpu-heterogeneous-dwarf-codesslinder1/llvm-project:amdgpu-heterogeneous-dwarf-codesCopy head branch name to clipboard