xref: /llvm-project/llvm/test/CodeGen/AMDGPU/insert-skips-gws.mir (revision 2d5f3b0a61fb171617012a2c3ba05fd31fb3bb1d)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -run-pass si-pre-emit-peephole -verify-machineinstrs  %s -o - | FileCheck %s
3# Make sure mandatory skips are inserted to ensure GWS ops aren't run with exec = 0
4
5---
6
7name: skip_gws_init
8body: |
9  ; CHECK-LABEL: name: skip_gws_init
10  ; CHECK: bb.0:
11  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
12  ; CHECK-NEXT: {{  $}}
13  ; CHECK-NEXT:   S_CBRANCH_EXECZ %bb.2, implicit $exec
14  ; CHECK-NEXT: {{  $}}
15  ; CHECK-NEXT: bb.1:
16  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
17  ; CHECK-NEXT: {{  $}}
18  ; CHECK-NEXT:   $vgpr0 = V_MOV_B32_e32 0, implicit $exec
19  ; CHECK-NEXT:   DS_GWS_INIT $vgpr0, 0, implicit $m0, implicit $exec
20  ; CHECK-NEXT: {{  $}}
21  ; CHECK-NEXT: bb.2:
22  ; CHECK-NEXT:   S_ENDPGM 0
23  bb.0:
24    successors: %bb.1, %bb.2
25    S_CBRANCH_EXECZ %bb.2, implicit $exec
26
27  bb.1:
28    successors: %bb.2
29    $vgpr0 = V_MOV_B32_e32 0, implicit $exec
30    DS_GWS_INIT $vgpr0, 0, implicit $m0, implicit $exec
31
32  bb.2:
33    S_ENDPGM 0
34...
35
36---
37
38name: skip_gws_barrier
39body: |
40  ; CHECK-LABEL: name: skip_gws_barrier
41  ; CHECK: bb.0:
42  ; CHECK-NEXT:   successors: %bb.1(0x40000000), %bb.2(0x40000000)
43  ; CHECK-NEXT: {{  $}}
44  ; CHECK-NEXT:   S_CBRANCH_EXECZ %bb.2, implicit $exec
45  ; CHECK-NEXT: {{  $}}
46  ; CHECK-NEXT: bb.1:
47  ; CHECK-NEXT:   successors: %bb.2(0x80000000)
48  ; CHECK-NEXT: {{  $}}
49  ; CHECK-NEXT:   $vgpr0 = V_MOV_B32_e32 0, implicit $exec
50  ; CHECK-NEXT:   DS_GWS_BARRIER $vgpr0, 0, implicit $m0, implicit $exec
51  ; CHECK-NEXT: {{  $}}
52  ; CHECK-NEXT: bb.2:
53  ; CHECK-NEXT:   S_ENDPGM 0
54  bb.0:
55    successors: %bb.1, %bb.2
56    S_CBRANCH_EXECZ %bb.2, implicit $exec
57
58  bb.1:
59    successors: %bb.2
60    $vgpr0 = V_MOV_B32_e32 0, implicit $exec
61    DS_GWS_BARRIER $vgpr0, 0, implicit $m0, implicit $exec
62
63  bb.2:
64    S_ENDPGM 0
65...
66