AMDGPU: Try to use zext to implement constant-32-bit addrspacecast#168977

arsenm wants to merge 2 commits intomainllvm/llvm-project:mainfrom

users/arsenm/amdgpu/use-zext-addrspacecast-constant-32-loweringllvm/llvm-project:users/arsenm/amdgpu/use-zext-addrspacecast-constant-32-loweringCopy head branch name to clipboard