1# RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefix=GCN -check-prefix=VI %s
2# RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs -run-pass post-RA-hazard-rec %s -o - | FileCheck -check-prefix=GCN -check-prefix=GFX9 %s
3
4# GCN-LABEL: name: hazard_implicit_def
5# GCN:    bb.0.entry:
6# GCN:      $m0 = S_MOV_B32
7# GFX9:     S_NOP 0
8# VI-NOT:   S_NOP_0
9# GCN:      V_INTERP_P1_F32
10
11---
12name:            hazard_implicit_def
13alignment:       0
14exposesReturnsTwice: false
15legalized:       false
16regBankSelected: false
17selected:        false
18tracksRegLiveness: true
19registers:
20liveins:
21  - { reg: '$sgpr7', virtual-reg: '' }
22  - { reg: '$vgpr4', virtual-reg: '' }
23body:             |
24  bb.0.entry:
25    liveins: $sgpr7, $vgpr4
26
27    $m0 = S_MOV_B32 killed $sgpr7
28    $vgpr5 = IMPLICIT_DEF
29    $vgpr0 = V_INTERP_P1_F32 killed $vgpr4, 0, 0, implicit $m0, implicit $exec
30    SI_RETURN_TO_EPILOG killed $vgpr5, killed $vgpr0
31
32...
33
34# GCN-LABEL: name: hazard_inlineasm
35# GCN:    bb.0.entry:
36# GCN:      $m0 = S_MOV_B32
37# GFX9:     S_NOP 0
38# VI-NOT:   S_NOP_0
39# GCN:      V_INTERP_P1_F32
40---
41name:            hazard_inlineasm
42alignment:       0
43exposesReturnsTwice: false
44legalized:       false
45regBankSelected: false
46selected:        false
47tracksRegLiveness: true
48registers:
49liveins:
50  - { reg: '$sgpr7', virtual-reg: '' }
51  - { reg: '$vgpr4', virtual-reg: '' }
52body:             |
53  bb.0.entry:
54    liveins: $sgpr7, $vgpr4
55
56    $m0 = S_MOV_B32 killed $sgpr7
57    INLINEASM &"; no-op", 1, 327690, def $vgpr5
58    $vgpr0 = V_INTERP_P1_F32 killed $vgpr4, 0, 0, implicit $m0, implicit $exec
59    SI_RETURN_TO_EPILOG killed $vgpr5, killed $vgpr0
60...
61