legalize-ctlz.mir
7.54 KB
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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer %s -o - | FileCheck %s
---
name: ctlz_s32_s32
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: ctlz_s32_s32
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[COPY]](s32)
; CHECK: $vgpr0 = COPY [[CTLZ]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s32) = G_CTLZ %0
$vgpr0 = COPY %1
...
---
name: ctlz_s32_s64
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: ctlz_s32_s64
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[COPY]](s64)
; CHECK: $vgpr0 = COPY [[CTLZ]](s32)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CTLZ %0
$vgpr0 = COPY %1
...
---
name: ctlz_s64_s64
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: ctlz_s64_s64
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[COPY]](s64)
; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[CTLZ]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s64) = G_CTLZ %0
$vgpr0_vgpr1 = COPY %1
...
---
name: ctlz_s16_s32
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: ctlz_s16_s32
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[COPY]](s32)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[CTLZ]](s32)
; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C]]
; CHECK: $vgpr0 = COPY [[AND]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s16) = G_CTLZ %0
%2:_(s32) = G_ZEXT %1
$vgpr0 = COPY %2
...
---
name: ctlz_s16_s16
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: ctlz_s16_s16
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C]]
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[AND]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[CTLZ]], [[C1]]
; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; CHECK: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]]
; CHECK: $vgpr0 = COPY [[AND1]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s16) = G_TRUNC %0
%2:_(s16) = G_CTLZ %1
%3:_(s32) = G_ZEXT %2
$vgpr0 = COPY %3
...
---
name: ctlz_v2s32_v2s32
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: ctlz_v2s32_v2s32
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[UV]](s32)
; CHECK: [[CTLZ1:%[0-9]+]]:_(s32) = G_CTLZ [[UV1]](s32)
; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[CTLZ]](s32), [[CTLZ1]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(<2 x s32>) = G_CTLZ %0
$vgpr0_vgpr1 = COPY %1
...
---
name: ctlz_v2s32_v2s64
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK-LABEL: name: ctlz_v2s32_v2s64
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; CHECK: [[UV:%[0-9]+]]:_(s64), [[UV1:%[0-9]+]]:_(s64) = G_UNMERGE_VALUES [[COPY]](<2 x s64>)
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[UV]](s64)
; CHECK: [[CTLZ1:%[0-9]+]]:_(s32) = G_CTLZ [[UV1]](s64)
; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[CTLZ]](s32), [[CTLZ1]](s32)
; CHECK: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
%0:_(<2 x s64>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(<2 x s32>) = G_CTLZ %0
$vgpr0_vgpr1 = COPY %1
...
---
name: ctlz_v2s16_v2s16
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: ctlz_v2s16_v2s16
; CHECK: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
; CHECK: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[BITCAST]](s32)
; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[AND]](s32)
; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[CTLZ]], [[C]]
; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; CHECK: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
; CHECK: [[COPY3:%[0-9]+]]:_(s32) = COPY [[LSHR]](s32)
; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C1]]
; CHECK: [[CTLZ1:%[0-9]+]]:_(s32) = G_CTLZ [[AND1]](s32)
; CHECK: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[CTLZ1]], [[C]]
; CHECK: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SUB1]](s32)
; CHECK: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY4]](s32)
; CHECK: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC]](s16), [[TRUNC1]](s16)
; CHECK: $vgpr0 = COPY [[BUILD_VECTOR]](<2 x s16>)
%0:_(<2 x s16>) = COPY $vgpr0
%1:_(<2 x s16>) = G_CTLZ %0
$vgpr0 = COPY %1
...
---
name: ctlz_s7_s7
body: |
bb.0:
liveins: $vgpr0
; CHECK-LABEL: name: ctlz_s7_s7
; CHECK: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 127
; CHECK: [[COPY1:%[0-9]+]]:_(s32) = COPY [[COPY]](s32)
; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C]]
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[AND]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 25
; CHECK: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[CTLZ]], [[C1]]
; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[SUB]](s32)
; CHECK: [[COPY3:%[0-9]+]]:_(s32) = COPY [[COPY2]](s32)
; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY3]], [[C]]
; CHECK: $vgpr0 = COPY [[AND1]](s32)
%0:_(s32) = COPY $vgpr0
%1:_(s7) = G_TRUNC %0
%2:_(s7) = G_CTLZ %1
%3:_(s32) = G_ZEXT %2
$vgpr0 = COPY %3
...
---
name: ctlz_s33_s33
body: |
bb.0:
liveins: $vgpr0_vgpr1
; CHECK-LABEL: name: ctlz_s33_s33
; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; CHECK: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 8589934591
; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY [[COPY]](s64)
; CHECK: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C]]
; CHECK: [[CTLZ:%[0-9]+]]:_(s32) = G_CTLZ [[AND]](s64)
; CHECK: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[CTLZ]](s32)
; CHECK: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 31
; CHECK: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[ZEXT]](s64)
; CHECK: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[C1]](s64)
; CHECK: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
; CHECK: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
; CHECK: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
; CHECK: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 4294967295
; CHECK: [[COPY2:%[0-9]+]]:_(s64) = COPY [[MV]](s64)
; CHECK: [[COPY3:%[0-9]+]]:_(s64) = COPY [[C2]](s64)
; CHECK: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY2]], [[COPY3]]
; CHECK: [[COPY4:%[0-9]+]]:_(s64) = COPY [[AND1]](s64)
; CHECK: $vgpr0_vgpr1 = COPY [[COPY4]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s33) = G_TRUNC %0
%2:_(s33) = G_CTLZ %1
%3:_(s64) = G_ANYEXT %2
$vgpr0_vgpr1 = COPY %3
...