| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -mtriple=amdgcn--amdhsa -mcpu=gfx908 -verify-machineinstrs -run-pass peephole-opt -o - %s | FileCheck -check-prefix=GCN %s |
| |
| --- |
| name: fold_simm_16_sub_to_lo |
| body: | |
| bb.0: |
| |
| ; GCN-LABEL: name: fold_simm_16_sub_to_lo |
| ; GCN: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2048 |
| ; GCN: [[COPY:%[0-9]+]]:sgpr_lo16 = COPY killed [[S_MOV_B32_]].lo16 |
| ; GCN: SI_RETURN_TO_EPILOG [[COPY]] |
| %0:sreg_32 = S_MOV_B32 2048 |
| %1:sgpr_lo16 = COPY killed %0.lo16 |
| SI_RETURN_TO_EPILOG %1 |
| |
| ... |
| |
| --- |
| name: fold_simm_16_sub_to_phys |
| body: | |
| bb.0: |
| |
| ; GCN-LABEL: name: fold_simm_16_sub_to_phys |
| ; GCN: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2048 |
| ; GCN: $sgpr0 = S_MOV_B32 2048 |
| ; GCN: SI_RETURN_TO_EPILOG $sgpr0_lo16 |
| %0:sreg_32 = S_MOV_B32 2048 |
| $sgpr0_lo16 = COPY killed %0.lo16 |
| SI_RETURN_TO_EPILOG $sgpr0_lo16 |
| |
| ... |
| |
| --- |
| name: fold_aimm_16_sub_to_phys |
| body: | |
| bb.0: |
| |
| ; GCN-LABEL: name: fold_aimm_16_sub_to_phys |
| ; GCN: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 0 |
| ; GCN: $agpr0 = V_ACCVGPR_WRITE_B32_e64 0, implicit $exec |
| ; GCN: SI_RETURN_TO_EPILOG $agpr0_lo16 |
| %0:sreg_32 = S_MOV_B32 0 |
| $agpr0_lo16 = COPY killed %0.lo16 |
| SI_RETURN_TO_EPILOG $agpr0_lo16 |
| |
| ... |
| |
| --- |
| name: fold_vimm_16_sub_to_lo |
| body: | |
| bb.0: |
| |
| ; GCN-LABEL: name: fold_vimm_16_sub_to_lo |
| ; GCN: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2048 |
| ; GCN: [[COPY:%[0-9]+]]:vgpr_lo16 = COPY killed [[S_MOV_B32_]].lo16 |
| ; GCN: SI_RETURN_TO_EPILOG [[COPY]] |
| %0:sreg_32 = S_MOV_B32 2048 |
| %1:vgpr_lo16 = COPY killed %0.lo16 |
| SI_RETURN_TO_EPILOG %1 |
| |
| ... |
| |
| --- |
| name: fold_vimm_16_sub_to_phys |
| body: | |
| bb.0: |
| |
| ; GCN-LABEL: name: fold_vimm_16_sub_to_phys |
| ; GCN: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 2048 |
| ; GCN: $vgpr0_lo16 = COPY killed [[S_MOV_B32_]].lo16 |
| ; GCN: SI_RETURN_TO_EPILOG $vgpr0_lo16 |
| %0:sreg_32 = S_MOV_B32 2048 |
| $vgpr0_lo16 = COPY killed %0.lo16 |
| SI_RETURN_TO_EPILOG $vgpr0_lo16 |
| |
| ... |