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
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
|
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -run-pass=legalizer %s -o - | FileCheck -check-prefix=GFX9 %s
# The G_ZEXT and G_SHL will be scalarized, introducing a
# G_UNMERGE_VALUES of G_BUILD_VECTOR. The artifact combiner should
# eliminate the pair.
---
name: revisit_build_vector_unmerge_user
tracksRegLiveness: true
body: |
bb.0:
liveins: $vgpr0_vgpr1
; GFX9-LABEL: name: revisit_build_vector_unmerge_user
; GFX9: liveins: $vgpr0_vgpr1
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 2
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; GFX9-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[UV]](s32)
; GFX9-NEXT: [[ZEXT1:%[0-9]+]]:_(s64) = G_ZEXT [[UV1]](s32)
; GFX9-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[ZEXT]], [[C]](s32)
; GFX9-NEXT: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[ZEXT1]], [[C]](s32)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s64>) = G_BUILD_VECTOR [[SHL]](s64), [[SHL1]](s64)
; GFX9-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s64>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32) = G_CONSTANT i32 2
%2:_(<2 x s32>) = G_BUILD_VECTOR %1, %1
%3:_(<2 x s64>) = G_ZEXT %0
%4:_(<2 x s64>) = G_SHL %3, %2
$vgpr0_vgpr1_vgpr2_vgpr3 = COPY %4
...
---
name: copy_scalar
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-LABEL: name: copy_scalar
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[COPY]](s64)
%0:_(s64) = COPY $vgpr0_vgpr1
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0(s64)
%3:_(s64) = G_MERGE_VALUES %1, %2
$vgpr2_vgpr3= COPY %3
...
---
name: copy_vector_using_elements
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-LABEL: name: copy_vector_using_elements
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[COPY]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%3:_(<2 x s32>) = G_BUILD_VECTOR %1, %2
$vgpr2_vgpr3= COPY %3
...
---
name: copy_vector_using_subvectors
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-LABEL: name: copy_vector_using_subvectors
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[COPY]](<4 x s16>)
%0:_(<4 x s16>) = COPY $vgpr0_vgpr1
%1:_(<2 x s16>), %2:_(<2 x s16>) = G_UNMERGE_VALUES %0(<4 x s16>)
%3:_(<4 x s16>) = G_CONCAT_VECTORS %1, %2
$vgpr2_vgpr3= COPY %3
...
---
name: shuffle_vector_elements
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-LABEL: name: shuffle_vector_elements
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UV1]](s32), [[UV]](s32)
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%3:_(<2 x s32>) = G_BUILD_VECTOR %2, %1
$vgpr2_vgpr3= COPY %3
...
---
name: insert_element
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2, $vgpr3_vgpr4
; GFX9-LABEL: name: insert_element
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2, $vgpr3_vgpr4
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr2
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UV]](s32), [[COPY1]](s32)
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[BUILD_VECTOR]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32) = COPY $vgpr2
%2:_(s32), %3:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%4:_(<2 x s32>) = G_BUILD_VECTOR %2, %1
$vgpr2_vgpr3= COPY %4
...
---
name: unmerge_to_sub_vectors
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7
; GFX9-LABEL: name: unmerge_to_sub_vectors
; GFX9: liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; GFX9-NEXT: [[UV:%[0-9]+]]:_(<2 x s32>), [[UV1:%[0-9]+]]:_(<2 x s32>) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
; GFX9-NEXT: $vgpr4_vgpr5 = COPY [[UV]](<2 x s32>)
; GFX9-NEXT: $vgpr6_vgpr7 = COPY [[UV1]](<2 x s32>)
%0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(s32), %2:_(s32), %3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %0(<4 x s32>)
%5:_(<2 x s32>) = G_BUILD_VECTOR %1, %2
%6:_(<2 x s32>) = G_BUILD_VECTOR %3, %4
$vgpr4_vgpr5= COPY %5
$vgpr6_vgpr7= COPY %6
...
---
name: cant_unmerge_to_sub_vectors
body: |
bb.0:
liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7
; GFX9-LABEL: name: cant_unmerge_to_sub_vectors
; GFX9: liveins: $vgpr0_vgpr1_vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<4 x s32>)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UV]](s32), [[UV3]](s32)
; GFX9-NEXT: [[BUILD_VECTOR1:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[UV1]](s32), [[UV2]](s32)
; GFX9-NEXT: $vgpr4_vgpr5 = COPY [[BUILD_VECTOR]](<2 x s32>)
; GFX9-NEXT: $vgpr6_vgpr7 = COPY [[BUILD_VECTOR1]](<2 x s32>)
%0:_(<4 x s32>) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
%1:_(s32), %2:_(s32), %3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %0(<4 x s32>)
%5:_(<2 x s32>) = G_BUILD_VECTOR %1, %4
%6:_(<2 x s32>) = G_BUILD_VECTOR %2, %3
$vgpr4_vgpr5= COPY %5
$vgpr6_vgpr7= COPY %6
...
---
name: concat
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7
; GFX9-LABEL: name: concat
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
; GFX9-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s32>) = G_CONCAT_VECTORS [[COPY]](<2 x s32>), [[COPY1]](<2 x s32>)
; GFX9-NEXT: $vgpr4_vgpr5_vgpr6_vgpr7 = COPY [[CONCAT_VECTORS]](<4 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(<2 x s32>) = COPY $vgpr2_vgpr3
%2:_(s32), %3:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%4:_(s32), %5:_(s32) = G_UNMERGE_VALUES %1(<2 x s32>)
%6:_(<4 x s32>) = G_BUILD_VECTOR %2, %3, %4, %5
$vgpr4_vgpr5_vgpr6_vgpr7= COPY %6
...
---
name: concat_same_vector
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3_vgpr4_vgpr5
; GFX9-LABEL: name: concat_same_vector
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3_vgpr4_vgpr5
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s32>) = G_CONCAT_VECTORS [[COPY]](<2 x s32>), [[COPY]](<2 x s32>)
; GFX9-NEXT: $vgpr2_vgpr3_vgpr4_vgpr5 = COPY [[CONCAT_VECTORS]](<4 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%3:_(<4 x s32>) = G_BUILD_VECTOR %1, %2, %1, %2
$vgpr2_vgpr3_vgpr4_vgpr5= COPY %3
...
---
name: shuffle_not_concat
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7
; GFX9-LABEL: name: shuffle_not_concat
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5_vgpr6_vgpr7
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<4 x s32>) = G_BUILD_VECTOR [[UV2]](s32), [[UV]](s32), [[UV1]](s32), [[UV3]](s32)
; GFX9-NEXT: $vgpr4_vgpr5_vgpr6_vgpr7 = COPY [[BUILD_VECTOR]](<4 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(<2 x s32>) = COPY $vgpr2_vgpr3
%2:_(s32), %3:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%4:_(s32), %5:_(s32) = G_UNMERGE_VALUES %1(<2 x s32>)
%6:_(<4 x s32>) = G_BUILD_VECTOR %4, %2, %3, %5
$vgpr4_vgpr5_vgpr6_vgpr7= COPY %6
...
---
name: not_a_concat
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4, $vgpr5_vgpr6_vgpr7_vgpr8_vgpr9
; GFX9-LABEL: name: not_a_concat
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4, $vgpr5_vgpr6_vgpr7_vgpr8_vgpr9
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
; GFX9-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr4
; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<5 x s32>) = G_BUILD_VECTOR [[UV]](s32), [[UV1]](s32), [[UV2]](s32), [[UV3]](s32), [[COPY2]](s32)
; GFX9-NEXT: $vgpr5_vgpr6_vgpr7_vgpr8_vgpr9 = COPY [[BUILD_VECTOR]](<5 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(<2 x s32>) = COPY $vgpr2_vgpr3
%2:_(s32) = COPY $vgpr4
%3:_(s32), %4:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%5:_(s32), %6:_(s32) = G_UNMERGE_VALUES %1(<2 x s32>)
%7:_(<5 x s32>) = G_BUILD_VECTOR %3, %4, %5, %6, %2
$vgpr5_vgpr6_vgpr7_vgpr8_vgpr9= COPY %7
...
---
name: value_finder_look_through_copy
body: |
bb.0:
liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-LABEL: name: value_finder_look_through_copy
; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
; GFX9-NEXT: {{ $}}
; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
; GFX9-NEXT: $vgpr2_vgpr3 = COPY [[COPY]](<2 x s32>)
%0:_(<2 x s32>) = COPY $vgpr0_vgpr1
%1:_(s32), %2:_(s32) = G_UNMERGE_VALUES %0(<2 x s32>)
%3:_(s32) = COPY %1
%4:_(<2 x s32>) = G_BUILD_VECTOR %3, %2
$vgpr2_vgpr3= COPY %4
...
|
