| # RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass post-RA-hazard-rec -o - %s | FileCheck -check-prefix=GCN %s |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlane16 |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: S_ADD_U32 |
| # GCN-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vgpr1, implicit $exec |
| # GCN-NEXT: V_PERMLANE16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlane16 |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr1 = IMPLICIT_DEF |
| $vgpr2 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = S_ADD_U32 $sgpr0, 0, implicit-def $scc |
| $vgpr1 = V_PERMLANE16_B32_e64 0, killed $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlanex16 |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: $vgpr1 = V_MOV_B32_e32 killed $vgpr1, implicit $exec |
| # GCN-NEXT: V_PERMLANEX16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlanex16 |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr1 = IMPLICIT_DEF |
| $vgpr2 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = IMPLICIT_DEF |
| $vgpr1 = V_PERMLANEX16_B32_e64 0, killed $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlane16_v_nop |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: V_NOP |
| # GCN-NEXT: $vgpr1 = V_MOV_B32_e32 killed $vgpr1, implicit $exec |
| # GCN-NEXT: V_PERMLANE16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlane16_v_nop |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr1 = IMPLICIT_DEF |
| $vgpr2 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = IMPLICIT_DEF |
| V_NOP_e32 implicit $exec |
| $vgpr1 = V_PERMLANE16_B32_e64 0, killed $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlane16_far |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: $vgpr1 = V_MOV_B32_e32 killed $vgpr1, implicit $exec |
| # GCN-NEXT: V_PERMLANE16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlane16_far |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr1 = IMPLICIT_DEF |
| $vgpr2 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = IMPLICIT_DEF |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| V_NOP_e32 implicit $exec |
| $vgpr1 = V_PERMLANE16_B32_e64 0, killed $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlane16_no_hazard |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: V_ADD_F32 |
| # GCN-NEXT: V_PERMLANE16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlane16_no_hazard |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr1 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = IMPLICIT_DEF |
| $vgpr2 = V_ADD_F32_e32 $vgpr1, $vgpr1, implicit $mode, implicit $exec |
| $vgpr1 = V_PERMLANE16_B32_e64 0, killed $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |
| |
| # GCN-LABEL: name: hazard_vcmpx_permlane16_undef_src |
| # GCN: V_CMPX_LE_F32_nosdst_e32 |
| # GCN: S_ADD_U32 |
| # GCN-NEXT: dead $vgpr1 = V_MOV_B32_e32 undef $vgpr1, implicit $exec |
| # GCN-NEXT: V_PERMLANE16_B32_e64 |
| --- |
| name: hazard_vcmpx_permlane16_undef_src |
| body: | |
| bb.0: |
| successors: %bb.1 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| V_CMPX_LE_F32_nosdst_e32 0, $vgpr0, implicit-def $exec, implicit $mode, implicit $exec |
| S_BRANCH %bb.1 |
| |
| bb.1: |
| $vgpr2 = IMPLICIT_DEF |
| $sgpr0 = IMPLICIT_DEF |
| $sgpr1 = S_ADD_U32 $sgpr0, 0, implicit-def $scc |
| $vgpr1 = V_PERMLANE16_B32_e64 0, undef $vgpr1, 0, killed $sgpr1, 0, killed $sgpr0, undef $vgpr1, 0, implicit $exec |
| S_ENDPGM 0 |
| ... |