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
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck --check-prefix=GCN %s
# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx1010 -run-pass=amdgpu-postlegalizer-combiner -verify-machineinstrs %s -o - | FileCheck --check-prefix=GCN %s
---
name: bfe_and_lshr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_and_lshr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s32) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0 = COPY [[UBFX]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 8
%2:_(s32) = G_LSHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 31
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_and_lshr_s64
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: bfe_and_lshr_s64
; GCN: liveins: $vgpr0_vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s64) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0_vgpr1 = COPY [[UBFX]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 8
%2:_(s64) = G_LSHR %0, %1(s32)
%3:_(s64) = G_CONSTANT i64 1023
%4:_(s64) = G_AND %2, %3
$vgpr0_vgpr1 = COPY %4(s64)
...
---
name: toobig_and_lshr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: toobig_and_lshr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 28
; GCN-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[COPY]], [[C]](s32)
; GCN-NEXT: $vgpr0 = COPY [[LSHR]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 28
%2:_(s32) = G_LSHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 511
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_and_ashr_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_and_ashr_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[COPY]], [[C]](s32)
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 31
; GCN-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ASHR]], [[C1]]
; GCN-NEXT: $vgpr0 = COPY [[AND]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 8
%2:_(s32) = G_ASHR %0, %1(s32)
%3:_(s32) = G_CONSTANT i32 31
%4:_(s32) = G_AND %2, %3
$vgpr0 = COPY %4(s32)
...
---
name: bfe_lshr_and_s32
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0
; GCN-LABEL: name: bfe_lshr_and_s32
; GCN: liveins: $vgpr0
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 5
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s32) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0 = COPY [[UBFX]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CONSTANT i32 7936 ; 31 << 8
%2:_(s32) = G_AND %0, %1
%3:_(s32) = G_CONSTANT i32 8
%4:_(s32) = G_LSHR %2, %3(s32)
$vgpr0 = COPY %4(s32)
...
---
name: bfe_lshr_and_s64
legalized: true
tracksRegLiveness: true
body: |
bb.0.entry:
liveins: $vgpr0_vgpr1
; GCN-LABEL: name: bfe_lshr_and_s64
; GCN: liveins: $vgpr0_vgpr1
; GCN-NEXT: {{ $}}
; GCN-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; GCN-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 10
; GCN-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
; GCN-NEXT: [[UBFX:%[0-9]+]]:_(s64) = G_UBFX [[COPY]], [[C1]](s32), [[C]]
; GCN-NEXT: $vgpr0_vgpr1 = COPY [[UBFX]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s64) = G_CONSTANT i64 261888 ; 1023 << 8
%2:_(s64) = G_AND %0, %1
%3:_(s32) = G_CONSTANT i32 8
%4:_(s64) = G_LSHR %2, %3(s32)
$vgpr0_vgpr1 = COPY %4(s64)
...
|
