1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
# RUN: llc -mtriple=amdgcn -mcpu=gfx900 -verify-machineinstrs -start-before si-shrink-instructions -stop-before si-late-branch-lowering -o - %s | FileCheck -check-prefix=GCN %s
# GCN-LABEL: name: subbrev{{$}}
# GCN: V_SUBBREV_U32_e32 0, undef $vgpr0, implicit-def dead $vcc, implicit killed $vcc, implicit $exec
---
name: subbrev
tracksRegLiveness: true
registers:
- { id: 0, class: vgpr_32 }
- { id: 1, class: vgpr_32 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sreg_64_xexec }
- { id: 4, class: vgpr_32 }
- { id: 5, class: sreg_64_xexec }
body: |
bb.0:
%0 = IMPLICIT_DEF
%1 = IMPLICIT_DEF
%2 = IMPLICIT_DEF
%3 = V_CMP_GT_U32_e64 %0, %1, implicit $exec
%4, %5 = V_SUBBREV_U32_e64 0, %0, %3, 0, implicit $exec
GLOBAL_STORE_DWORD undef $vgpr0_vgpr1, %4, 0, 0, implicit $exec
...
# GCN-LABEL: name: subb{{$}}
# GCN: V_SUBBREV_U32_e32 0, undef $vgpr0, implicit-def dead $vcc, implicit killed $vcc, implicit $exec
---
name: subb
tracksRegLiveness: true
registers:
- { id: 0, class: vgpr_32 }
- { id: 1, class: vgpr_32 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sreg_64_xexec }
- { id: 4, class: vgpr_32 }
- { id: 5, class: sreg_64_xexec }
body: |
bb.0:
%0 = IMPLICIT_DEF
%1 = IMPLICIT_DEF
%2 = IMPLICIT_DEF
%3 = V_CMP_GT_U32_e64 %0, %1, implicit $exec
%4, %5 = V_SUBB_U32_e64 %0, 0, %3, 0, implicit $exec
GLOBAL_STORE_DWORD undef $vgpr0_vgpr1, %4, 0, 0, implicit $exec
...
# GCN-LABEL: name: addc{{$}}
# GCN: V_ADDC_U32_e32 0, undef $vgpr0, implicit-def dead $vcc, implicit killed $vcc, implicit $exec
---
name: addc
tracksRegLiveness: true
registers:
- { id: 0, class: vgpr_32 }
- { id: 1, class: vgpr_32 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sreg_64_xexec }
- { id: 4, class: vgpr_32 }
- { id: 5, class: sreg_64_xexec }
body: |
bb.0:
%0 = IMPLICIT_DEF
%1 = IMPLICIT_DEF
%2 = IMPLICIT_DEF
%3 = V_CMP_GT_U32_e64 %0, %1, implicit $exec
%4, %5 = V_ADDC_U32_e64 0, %0, %3, 0, implicit $exec
GLOBAL_STORE_DWORD undef $vgpr0_vgpr1, %4, 0, 0, implicit $exec
...
# GCN-LABEL: name: addc2{{$}}
# GCN: V_ADDC_U32_e32 0, undef $vgpr0, implicit-def dead $vcc, implicit killed $vcc, implicit $exec
---
name: addc2
tracksRegLiveness: true
registers:
- { id: 0, class: vgpr_32 }
- { id: 1, class: vgpr_32 }
- { id: 2, class: vgpr_32 }
- { id: 3, class: sreg_64_xexec }
- { id: 4, class: vgpr_32 }
- { id: 5, class: sreg_64_xexec }
body: |
bb.0:
%0 = IMPLICIT_DEF
%1 = IMPLICIT_DEF
%2 = IMPLICIT_DEF
%3 = V_CMP_GT_U32_e64 %0, %1, implicit $exec
%4, %5 = V_ADDC_U32_e64 %0, 0, %3, 0, implicit $exec
GLOBAL_STORE_DWORD undef $vgpr0_vgpr1, %4, 0, 0, implicit $exec
...
|
