[AMDGPU][SDAG] Add target-specific ISD::PTRADD combines#143673

ritter-x2a merged 2 commits intomainllvm/llvm-project:mainfrom

users/ritter-x2a/06-11-_amdgpu_sdag_add_target-specific_isd_ptradd_combinesllvm/llvm-project:users/ritter-x2a/06-11-_amdgpu_sdag_add_target-specific_isd_ptradd_combinesCopy head branch name to clipboard