[AMDGPU][GISel] Use buildObjectPtrOffset instead of buildPtrAdd#150899

ritter-x2a merged 1 commit intomainllvm/llvm-project:mainfrom

users/ritter-x2a/07-24-_amdgpu_gisel_use_buildobjectptroffset_instead_of_buildptraddllvm/llvm-project:users/ritter-x2a/07-24-_amdgpu_gisel_use_buildobjectptroffset_instead_of_buildptraddCopy head branch name to clipboard