| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -march=amdgcn -mcpu=gfx900 -run-pass si-pre-emit-peephole -amdgpu-skip-threshold=1 -verify-machineinstrs %s -o - | FileCheck %s |
| # Make sure mandatory skips are inserted to ensure GWS ops aren't run with exec = 0 |
| |
| --- |
| |
| name: skip_gws_init |
| body: | |
| ; CHECK-LABEL: name: skip_gws_init |
| ; CHECK: bb.0: |
| ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: S_CBRANCH_EXECZ %bb.2, implicit $exec |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.1: |
| ; CHECK-NEXT: successors: %bb.2(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| ; CHECK-NEXT: DS_GWS_INIT $vgpr0, 0, implicit $m0, implicit $exec |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.2: |
| ; CHECK-NEXT: S_ENDPGM 0 |
| bb.0: |
| successors: %bb.1, %bb.2 |
| S_CBRANCH_EXECZ %bb.2, implicit $exec |
| |
| bb.1: |
| successors: %bb.2 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| DS_GWS_INIT $vgpr0, 0, implicit $m0, implicit $exec |
| |
| bb.2: |
| S_ENDPGM 0 |
| ... |
| |
| --- |
| |
| name: skip_gws_barrier |
| body: | |
| ; CHECK-LABEL: name: skip_gws_barrier |
| ; CHECK: bb.0: |
| ; CHECK-NEXT: successors: %bb.1(0x40000000), %bb.2(0x40000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: S_CBRANCH_EXECZ %bb.2, implicit $exec |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.1: |
| ; CHECK-NEXT: successors: %bb.2(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| ; CHECK-NEXT: DS_GWS_BARRIER $vgpr0, 0, implicit $m0, implicit $exec |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.2: |
| ; CHECK-NEXT: S_ENDPGM 0 |
| bb.0: |
| successors: %bb.1, %bb.2 |
| S_CBRANCH_EXECZ %bb.2, implicit $exec |
| |
| bb.1: |
| successors: %bb.2 |
| $vgpr0 = V_MOV_B32_e32 0, implicit $exec |
| DS_GWS_BARRIER $vgpr0, 0, implicit $m0, implicit $exec |
| |
| bb.2: |
| S_ENDPGM 0 |
| ... |