Index: lib/Target/AMDGPU/SIInstrInfo.cpp =================================================================== --- lib/Target/AMDGPU/SIInstrInfo.cpp +++ lib/Target/AMDGPU/SIInstrInfo.cpp @@ -4084,6 +4084,7 @@ // V_ADD will be removed by "Remove dead machine instructions". if (Add && (Add->getOpcode() == AMDGPU::V_ADD_I32_e32 || + Add->getOpcode() == AMDGPU::V_ADD_U32_e32 || Add->getOpcode() == AMDGPU::V_ADD_U32_e64)) { static const unsigned SrcNames[2] = { AMDGPU::OpName::src0, Index: test/CodeGen/AMDGPU/smrd-fold-offset.mir =================================================================== --- test/CodeGen/AMDGPU/smrd-fold-offset.mir +++ test/CodeGen/AMDGPU/smrd-fold-offset.mir @@ -21,3 +21,26 @@ $vgpr0 = COPY %9 SI_RETURN_TO_EPILOG $vgpr0 ... + +# GCN: BUFFER_LOAD_DWORD_OFFEN %{{[0-9]+}}, killed %{{[0-9]+}}, 0, 4095 +--- +name: smrd_vgpr_offset_imm_add_u32 +body: | + bb.0: + liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $vgpr0 + + %4:vgpr_32 = COPY $vgpr0 + %3:sgpr_32 = COPY $sgpr3 + %2:sgpr_32 = COPY $sgpr2 + %1:sgpr_32 = COPY $sgpr1 + %0:sgpr_32 = COPY $sgpr0 + %5:sgpr_128 = REG_SEQUENCE %0, %subreg.sub0, %1, %subreg.sub1, %2, %subreg.sub2, %3, %subreg.sub3 + %6:sreg_32_xm0 = S_MOV_B32 4095 + %8:vgpr_32 = COPY %6 + %7:vgpr_32 = V_ADD_U32_e32 %4, killed %8, implicit $exec + %10:sreg_32 = COPY %7 + %9:sreg_32_xm0_xexec = S_BUFFER_LOAD_DWORD_SGPR killed %5, killed %10, 0 :: (dereferenceable invariant load 4) + $vgpr0 = COPY %9 + SI_RETURN_TO_EPILOG $vgpr0 + +...