xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-sub.mir (revision ed5fe7f3a1aab2d61c62d10d5a944b93e071173a) 
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -O0 -run-pass=legalizer -o - %s | FileCheck -check-prefix=GFX6 %s
3# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=fiji -O0 -run-pass=legalizer -o - %s | FileCheck -check-prefix=GFX8 %s
4# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -O0 -run-pass=legalizer -o - %s | FileCheck -check-prefix=GFX9 %s
5# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1010 -O0 -run-pass=legalizer -o - %s | FileCheck -check-prefix=GFX9 %s
6# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx1100 -O0 -run-pass=legalizer -o - %s | FileCheck -check-prefix=GFX9 %s
7
8---
9name: test_sub_s32
10body: |
11  bb.0:
12    liveins: $vgpr0, $vgpr1
13
14    ; GFX6-LABEL: name: test_sub_s32
15    ; GFX6: liveins: $vgpr0, $vgpr1
16    ; GFX6-NEXT: {{  $}}
17    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
18    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
19    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
20    ; GFX6-NEXT: $vgpr0 = COPY [[SUB]](s32)
21    ; GFX8-LABEL: name: test_sub_s32
22    ; GFX8: liveins: $vgpr0, $vgpr1
23    ; GFX8-NEXT: {{  $}}
24    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
25    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
26    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
27    ; GFX8-NEXT: $vgpr0 = COPY [[SUB]](s32)
28    ; GFX9-LABEL: name: test_sub_s32
29    ; GFX9: liveins: $vgpr0, $vgpr1
30    ; GFX9-NEXT: {{  $}}
31    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
32    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
33    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
34    ; GFX9-NEXT: $vgpr0 = COPY [[SUB]](s32)
35    %0:_(s32) = COPY $vgpr0
36    %1:_(s32) = COPY $vgpr1
37    %2:_(s32) = G_SUB %0, %1
38    $vgpr0 = COPY %2
39...
40
41---
42name: test_sub_v2s32
43body: |
44  bb.0:
45    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
46
47    ; GFX6-LABEL: name: test_sub_v2s32
48    ; GFX6: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
49    ; GFX6-NEXT: {{  $}}
50    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
51    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
52    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
53    ; GFX6-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
54    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[UV]], [[UV2]]
55    ; GFX6-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[UV1]], [[UV3]]
56    ; GFX6-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SUB]](s32), [[SUB1]](s32)
57    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
58    ; GFX8-LABEL: name: test_sub_v2s32
59    ; GFX8: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
60    ; GFX8-NEXT: {{  $}}
61    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
62    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
63    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
64    ; GFX8-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
65    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[UV]], [[UV2]]
66    ; GFX8-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[UV1]], [[UV3]]
67    ; GFX8-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SUB]](s32), [[SUB1]](s32)
68    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
69    ; GFX9-LABEL: name: test_sub_v2s32
70    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
71    ; GFX9-NEXT: {{  $}}
72    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr0_vgpr1
73    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s32>) = COPY $vgpr2_vgpr3
74    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](<2 x s32>)
75    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](<2 x s32>)
76    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[UV]], [[UV2]]
77    ; GFX9-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[UV1]], [[UV3]]
78    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s32>) = G_BUILD_VECTOR [[SUB]](s32), [[SUB1]](s32)
79    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[BUILD_VECTOR]](<2 x s32>)
80    %0:_(<2 x s32>) = COPY $vgpr0_vgpr1
81    %1:_(<2 x s32>) = COPY $vgpr2_vgpr3
82    %2:_(<2 x s32>) = G_SUB %0, %1
83    $vgpr0_vgpr1 = COPY %2
84...
85
86---
87name: test_sub_s16
88body: |
89  bb.0:
90    liveins: $vgpr0, $vgpr1
91
92    ; GFX6-LABEL: name: test_sub_s16
93    ; GFX6: liveins: $vgpr0, $vgpr1
94    ; GFX6-NEXT: {{  $}}
95    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
96    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
97    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
98    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
99    ; GFX6-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[SUB]], [[C]]
100    ; GFX6-NEXT: $vgpr0 = COPY [[AND]](s32)
101    ; GFX8-LABEL: name: test_sub_s16
102    ; GFX8: liveins: $vgpr0, $vgpr1
103    ; GFX8-NEXT: {{  $}}
104    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
105    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
106    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
107    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
108    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC1]]
109    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SUB]](s16)
110    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
111    ; GFX9-LABEL: name: test_sub_s16
112    ; GFX9: liveins: $vgpr0, $vgpr1
113    ; GFX9-NEXT: {{  $}}
114    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
115    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
116    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
117    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
118    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC1]]
119    ; GFX9-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SUB]](s16)
120    ; GFX9-NEXT: $vgpr0 = COPY [[ZEXT]](s32)
121    %0:_(s32) = COPY $vgpr0
122    %1:_(s32) = COPY $vgpr1
123    %2:_(s16) = G_TRUNC %0
124    %3:_(s16) = G_TRUNC %1
125    %4:_(s16) = G_SUB %2, %3
126    %5:_(s32) = G_ZEXT %4
127    $vgpr0 = COPY %5
128...
129
130---
131name: test_sub_v2s16
132body: |
133  bb.0:
134    liveins: $vgpr0, $vgpr1
135
136    ; GFX6-LABEL: name: test_sub_v2s16
137    ; GFX6: liveins: $vgpr0, $vgpr1
138    ; GFX6-NEXT: {{  $}}
139    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
140    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
141    ; GFX6-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
142    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
143    ; GFX6-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
144    ; GFX6-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[COPY1]](<2 x s16>)
145    ; GFX6-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
146    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[BITCAST]], [[BITCAST1]]
147    ; GFX6-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[LSHR]], [[LSHR1]]
148    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
149    ; GFX6-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[SUB]], [[C1]]
150    ; GFX6-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[SUB1]], [[C1]]
151    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C]](s32)
152    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
153    ; GFX6-NEXT: [[BITCAST2:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
154    ; GFX6-NEXT: $vgpr0 = COPY [[BITCAST2]](<2 x s16>)
155    ; GFX8-LABEL: name: test_sub_v2s16
156    ; GFX8: liveins: $vgpr0, $vgpr1
157    ; GFX8-NEXT: {{  $}}
158    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
159    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
160    ; GFX8-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[COPY]](<2 x s16>)
161    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
162    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
163    ; GFX8-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
164    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
165    ; GFX8-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[COPY1]](<2 x s16>)
166    ; GFX8-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
167    ; GFX8-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
168    ; GFX8-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR1]](s32)
169    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC2]]
170    ; GFX8-NEXT: [[SUB1:%[0-9]+]]:_(s16) = G_SUB [[TRUNC1]], [[TRUNC3]]
171    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SUB]](s16)
172    ; GFX8-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[SUB1]](s16)
173    ; GFX8-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
174    ; GFX8-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
175    ; GFX8-NEXT: [[BITCAST2:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
176    ; GFX8-NEXT: $vgpr0 = COPY [[BITCAST2]](<2 x s16>)
177    ; GFX9-LABEL: name: test_sub_v2s16
178    ; GFX9: liveins: $vgpr0, $vgpr1
179    ; GFX9-NEXT: {{  $}}
180    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr0
181    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<2 x s16>) = COPY $vgpr1
182    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(<2 x s16>) = G_SUB [[COPY]], [[COPY1]]
183    ; GFX9-NEXT: $vgpr0 = COPY [[SUB]](<2 x s16>)
184    %0:_(<2 x s16>) = COPY $vgpr0
185    %1:_(<2 x s16>) = COPY $vgpr1
186    %2:_(<2 x s16>) = G_SUB %0, %1
187    $vgpr0 = COPY %2
188...
189
190---
191name: test_sub_v3s16
192body: |
193  bb.0:
194    liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5
195    ; GFX6-LABEL: name: test_sub_v3s16
196    ; GFX6: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5
197    ; GFX6-NEXT: {{  $}}
198    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
199    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
200    ; GFX6-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
201    ; GFX6-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
202    ; GFX6-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
203    ; GFX6-NEXT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
204    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY3]]
205    ; GFX6-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[SUB]](s32)
206    ; GFX6-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[COPY1]], [[COPY4]]
207    ; GFX6-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[SUB1]](s32)
208    ; GFX6-NEXT: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[COPY2]], [[COPY5]]
209    ; GFX6-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[SUB2]](s32)
210    ; GFX6-NEXT: S_ENDPGM 0, implicit [[TRUNC]](s16), implicit [[TRUNC1]](s16), implicit [[TRUNC2]](s16)
211    ; GFX8-LABEL: name: test_sub_v3s16
212    ; GFX8: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5
213    ; GFX8-NEXT: {{  $}}
214    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
215    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
216    ; GFX8-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
217    ; GFX8-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
218    ; GFX8-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
219    ; GFX8-NEXT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
220    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
221    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
222    ; GFX8-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
223    ; GFX8-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[COPY3]](s32)
224    ; GFX8-NEXT: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[COPY4]](s32)
225    ; GFX8-NEXT: [[TRUNC5:%[0-9]+]]:_(s16) = G_TRUNC [[COPY5]](s32)
226    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC3]]
227    ; GFX8-NEXT: [[SUB1:%[0-9]+]]:_(s16) = G_SUB [[TRUNC1]], [[TRUNC4]]
228    ; GFX8-NEXT: [[SUB2:%[0-9]+]]:_(s16) = G_SUB [[TRUNC2]], [[TRUNC5]]
229    ; GFX8-NEXT: S_ENDPGM 0, implicit [[SUB]](s16), implicit [[SUB1]](s16), implicit [[SUB2]](s16)
230    ; GFX9-LABEL: name: test_sub_v3s16
231    ; GFX9: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4, $vgpr5
232    ; GFX9-NEXT: {{  $}}
233    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
234    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
235    ; GFX9-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $vgpr2
236    ; GFX9-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $vgpr3
237    ; GFX9-NEXT: [[COPY4:%[0-9]+]]:_(s32) = COPY $vgpr4
238    ; GFX9-NEXT: [[COPY5:%[0-9]+]]:_(s32) = COPY $vgpr5
239    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
240    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
241    ; GFX9-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[COPY2]](s32)
242    ; GFX9-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[COPY3]](s32)
243    ; GFX9-NEXT: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[COPY4]](s32)
244    ; GFX9-NEXT: [[TRUNC5:%[0-9]+]]:_(s16) = G_TRUNC [[COPY5]](s32)
245    ; GFX9-NEXT: [[DEF:%[0-9]+]]:_(s16) = G_IMPLICIT_DEF
246    ; GFX9-NEXT: [[BUILD_VECTOR:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC]](s16), [[TRUNC1]](s16)
247    ; GFX9-NEXT: [[BUILD_VECTOR1:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC2]](s16), [[DEF]](s16)
248    ; GFX9-NEXT: [[BUILD_VECTOR2:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC3]](s16), [[TRUNC4]](s16)
249    ; GFX9-NEXT: [[BUILD_VECTOR3:%[0-9]+]]:_(<2 x s16>) = G_BUILD_VECTOR [[TRUNC5]](s16), [[DEF]](s16)
250    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(<2 x s16>) = G_SUB [[BUILD_VECTOR]], [[BUILD_VECTOR2]]
251    ; GFX9-NEXT: [[SUB1:%[0-9]+]]:_(<2 x s16>) = G_SUB [[BUILD_VECTOR1]], [[BUILD_VECTOR3]]
252    ; GFX9-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[SUB]](<2 x s16>)
253    ; GFX9-NEXT: [[TRUNC6:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
254    ; GFX9-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
255    ; GFX9-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
256    ; GFX9-NEXT: [[TRUNC7:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
257    ; GFX9-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[SUB1]](<2 x s16>)
258    ; GFX9-NEXT: [[TRUNC8:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
259    ; GFX9-NEXT: S_ENDPGM 0, implicit [[TRUNC6]](s16), implicit [[TRUNC7]](s16), implicit [[TRUNC8]](s16)
260    %0:_(s32) = COPY $vgpr0
261    %1:_(s32) = COPY $vgpr1
262    %2:_(s32) = COPY $vgpr2
263    %3:_(s32) = COPY $vgpr3
264    %4:_(s32) = COPY $vgpr4
265    %5:_(s32) = COPY $vgpr5
266    %6:_(s16) = G_TRUNC %0
267    %7:_(s16) = G_TRUNC %1
268    %8:_(s16) = G_TRUNC %2
269    %9:_(s16) = G_TRUNC %3
270    %10:_(s16) = G_TRUNC %4
271    %11:_(s16) = G_TRUNC %5
272    %12:_(<3 x s16>) = G_BUILD_VECTOR %6, %7, %8
273    %13:_(<3 x s16>) = G_BUILD_VECTOR %9, %10, %11
274    %14:_(<3 x s16>) = G_SUB %12, %13
275    %15:_(s16), %16:_(s16), %17:_(s16) = G_UNMERGE_VALUES %14
276    S_ENDPGM 0, implicit %15, implicit %16, implicit %17
277...
278
279---
280name: test_sub_v4s16
281body: |
282  bb.0:
283    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
284
285    ; GFX6-LABEL: name: test_sub_v4s16
286    ; GFX6: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
287    ; GFX6-NEXT: {{  $}}
288    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
289    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
290    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
291    ; GFX6-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
292    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
293    ; GFX6-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
294    ; GFX6-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
295    ; GFX6-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
296    ; GFX6-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
297    ; GFX6-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
298    ; GFX6-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
299    ; GFX6-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
300    ; GFX6-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST3]], [[C]](s32)
301    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[BITCAST]], [[BITCAST2]]
302    ; GFX6-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[LSHR]], [[LSHR2]]
303    ; GFX6-NEXT: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[BITCAST1]], [[BITCAST3]]
304    ; GFX6-NEXT: [[SUB3:%[0-9]+]]:_(s32) = G_SUB [[LSHR1]], [[LSHR3]]
305    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
306    ; GFX6-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[SUB]], [[C1]]
307    ; GFX6-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[SUB1]], [[C1]]
308    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[AND1]], [[C]](s32)
309    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[AND]], [[SHL]]
310    ; GFX6-NEXT: [[BITCAST4:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
311    ; GFX6-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[SUB2]], [[C1]]
312    ; GFX6-NEXT: [[AND3:%[0-9]+]]:_(s32) = G_AND [[SUB3]], [[C1]]
313    ; GFX6-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[AND3]], [[C]](s32)
314    ; GFX6-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[AND2]], [[SHL1]]
315    ; GFX6-NEXT: [[BITCAST5:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR1]](s32)
316    ; GFX6-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST4]](<2 x s16>), [[BITCAST5]](<2 x s16>)
317    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
318    ; GFX8-LABEL: name: test_sub_v4s16
319    ; GFX8: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
320    ; GFX8-NEXT: {{  $}}
321    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
322    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
323    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
324    ; GFX8-NEXT: [[BITCAST:%[0-9]+]]:_(s32) = G_BITCAST [[UV]](<2 x s16>)
325    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST]](s32)
326    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
327    ; GFX8-NEXT: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST]], [[C]](s32)
328    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR]](s32)
329    ; GFX8-NEXT: [[BITCAST1:%[0-9]+]]:_(s32) = G_BITCAST [[UV1]](<2 x s16>)
330    ; GFX8-NEXT: [[TRUNC2:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST1]](s32)
331    ; GFX8-NEXT: [[LSHR1:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST1]], [[C]](s32)
332    ; GFX8-NEXT: [[TRUNC3:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR1]](s32)
333    ; GFX8-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
334    ; GFX8-NEXT: [[BITCAST2:%[0-9]+]]:_(s32) = G_BITCAST [[UV2]](<2 x s16>)
335    ; GFX8-NEXT: [[TRUNC4:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST2]](s32)
336    ; GFX8-NEXT: [[LSHR2:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST2]], [[C]](s32)
337    ; GFX8-NEXT: [[TRUNC5:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR2]](s32)
338    ; GFX8-NEXT: [[BITCAST3:%[0-9]+]]:_(s32) = G_BITCAST [[UV3]](<2 x s16>)
339    ; GFX8-NEXT: [[TRUNC6:%[0-9]+]]:_(s16) = G_TRUNC [[BITCAST3]](s32)
340    ; GFX8-NEXT: [[LSHR3:%[0-9]+]]:_(s32) = G_LSHR [[BITCAST3]], [[C]](s32)
341    ; GFX8-NEXT: [[TRUNC7:%[0-9]+]]:_(s16) = G_TRUNC [[LSHR3]](s32)
342    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC4]]
343    ; GFX8-NEXT: [[SUB1:%[0-9]+]]:_(s16) = G_SUB [[TRUNC1]], [[TRUNC5]]
344    ; GFX8-NEXT: [[SUB2:%[0-9]+]]:_(s16) = G_SUB [[TRUNC2]], [[TRUNC6]]
345    ; GFX8-NEXT: [[SUB3:%[0-9]+]]:_(s16) = G_SUB [[TRUNC3]], [[TRUNC7]]
346    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s32) = G_ZEXT [[SUB]](s16)
347    ; GFX8-NEXT: [[ZEXT1:%[0-9]+]]:_(s32) = G_ZEXT [[SUB1]](s16)
348    ; GFX8-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXT1]], [[C]](s32)
349    ; GFX8-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[ZEXT]], [[SHL]]
350    ; GFX8-NEXT: [[BITCAST4:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR]](s32)
351    ; GFX8-NEXT: [[ZEXT2:%[0-9]+]]:_(s32) = G_ZEXT [[SUB2]](s16)
352    ; GFX8-NEXT: [[ZEXT3:%[0-9]+]]:_(s32) = G_ZEXT [[SUB3]](s16)
353    ; GFX8-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[ZEXT3]], [[C]](s32)
354    ; GFX8-NEXT: [[OR1:%[0-9]+]]:_(s32) = G_OR [[ZEXT2]], [[SHL1]]
355    ; GFX8-NEXT: [[BITCAST5:%[0-9]+]]:_(<2 x s16>) = G_BITCAST [[OR1]](s32)
356    ; GFX8-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[BITCAST4]](<2 x s16>), [[BITCAST5]](<2 x s16>)
357    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
358    ; GFX9-LABEL: name: test_sub_v4s16
359    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
360    ; GFX9-NEXT: {{  $}}
361    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr0_vgpr1
362    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(<4 x s16>) = COPY $vgpr2_vgpr3
363    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(<2 x s16>), [[UV1:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY]](<4 x s16>)
364    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(<2 x s16>), [[UV3:%[0-9]+]]:_(<2 x s16>) = G_UNMERGE_VALUES [[COPY1]](<4 x s16>)
365    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(<2 x s16>) = G_SUB [[UV]], [[UV2]]
366    ; GFX9-NEXT: [[SUB1:%[0-9]+]]:_(<2 x s16>) = G_SUB [[UV1]], [[UV3]]
367    ; GFX9-NEXT: [[CONCAT_VECTORS:%[0-9]+]]:_(<4 x s16>) = G_CONCAT_VECTORS [[SUB]](<2 x s16>), [[SUB1]](<2 x s16>)
368    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[CONCAT_VECTORS]](<4 x s16>)
369    %0:_(<4 x s16>) = COPY $vgpr0_vgpr1
370    %1:_(<4 x s16>) = COPY $vgpr2_vgpr3
371    %2:_(<4 x s16>) = G_SUB %0, %1
372    $vgpr0_vgpr1 = COPY %2
373...
374
375---
376name: test_sub_s64
377body: |
378  bb.0:
379    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
380
381    ; GFX6-LABEL: name: test_sub_s64
382    ; GFX6: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
383    ; GFX6-NEXT: {{  $}}
384    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
385    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
386    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
387    ; GFX6-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
388    ; GFX6-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
389    ; GFX6-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
390    ; GFX6-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
391    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
392    ; GFX8-LABEL: name: test_sub_s64
393    ; GFX8: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
394    ; GFX8-NEXT: {{  $}}
395    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
396    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
397    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
398    ; GFX8-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
399    ; GFX8-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
400    ; GFX8-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
401    ; GFX8-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
402    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
403    ; GFX9-LABEL: name: test_sub_s64
404    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
405    ; GFX9-NEXT: {{  $}}
406    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
407    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
408    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
409    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
410    ; GFX9-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
411    ; GFX9-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
412    ; GFX9-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
413    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
414    %0:_(s64) = COPY $vgpr0_vgpr1
415    %1:_(s64) = COPY $vgpr2_vgpr3
416    %2:_(s64) = G_SUB %0, %1
417    $vgpr0_vgpr1 = COPY %2
418...
419
420---
421name: test_sub_s7
422body: |
423  bb.0:
424    liveins: $vgpr0, $vgpr1
425
426    ; GFX6-LABEL: name: test_sub_s7
427    ; GFX6: liveins: $vgpr0, $vgpr1
428    ; GFX6-NEXT: {{  $}}
429    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
430    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
431    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
432    ; GFX6-NEXT: $vgpr0 = COPY [[SUB]](s32)
433    ; GFX8-LABEL: name: test_sub_s7
434    ; GFX8: liveins: $vgpr0, $vgpr1
435    ; GFX8-NEXT: {{  $}}
436    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
437    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
438    ; GFX8-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
439    ; GFX8-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
440    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC1]]
441    ; GFX8-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SUB]](s16)
442    ; GFX8-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
443    ; GFX9-LABEL: name: test_sub_s7
444    ; GFX9: liveins: $vgpr0, $vgpr1
445    ; GFX9-NEXT: {{  $}}
446    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
447    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
448    ; GFX9-NEXT: [[TRUNC:%[0-9]+]]:_(s16) = G_TRUNC [[COPY]](s32)
449    ; GFX9-NEXT: [[TRUNC1:%[0-9]+]]:_(s16) = G_TRUNC [[COPY1]](s32)
450    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(s16) = G_SUB [[TRUNC]], [[TRUNC1]]
451    ; GFX9-NEXT: [[ANYEXT:%[0-9]+]]:_(s32) = G_ANYEXT [[SUB]](s16)
452    ; GFX9-NEXT: $vgpr0 = COPY [[ANYEXT]](s32)
453    %0:_(s32) = COPY $vgpr0
454    %1:_(s32) = COPY $vgpr1
455    %2:_(s7) = G_TRUNC %0
456    %3:_(s7) = G_TRUNC %1
457    %4:_(s7) = G_SUB %2, %3
458    %5:_(s32) = G_ANYEXT %4
459    $vgpr0 = COPY %5
460...
461
462---
463name: test_sub_s24
464body: |
465  bb.0:
466    liveins: $vgpr0, $vgpr1
467
468    ; GFX6-LABEL: name: test_sub_s24
469    ; GFX6: liveins: $vgpr0, $vgpr1
470    ; GFX6-NEXT: {{  $}}
471    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
472    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
473    ; GFX6-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
474    ; GFX6-NEXT: $vgpr0 = COPY [[SUB]](s32)
475    ; GFX8-LABEL: name: test_sub_s24
476    ; GFX8: liveins: $vgpr0, $vgpr1
477    ; GFX8-NEXT: {{  $}}
478    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
479    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
480    ; GFX8-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
481    ; GFX8-NEXT: $vgpr0 = COPY [[SUB]](s32)
482    ; GFX9-LABEL: name: test_sub_s24
483    ; GFX9: liveins: $vgpr0, $vgpr1
484    ; GFX9-NEXT: {{  $}}
485    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $vgpr0
486    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $vgpr1
487    ; GFX9-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
488    ; GFX9-NEXT: $vgpr0 = COPY [[SUB]](s32)
489    %0:_(s32) = COPY $vgpr0
490    %1:_(s32) = COPY $vgpr1
491    %2:_(s24) = G_TRUNC %0
492    %3:_(s24) = G_TRUNC %1
493    %4:_(s24) = G_SUB %2, %3
494    %5:_(s32) = G_ANYEXT %4
495    $vgpr0 = COPY %5
496...
497
498---
499name: test_sub_s33
500body: |
501  bb.0:
502    liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
503    ; GFX6-LABEL: name: test_sub_s33
504    ; GFX6: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
505    ; GFX6-NEXT: {{  $}}
506    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
507    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
508    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
509    ; GFX6-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
510    ; GFX6-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
511    ; GFX6-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
512    ; GFX6-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
513    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
514    ; GFX8-LABEL: name: test_sub_s33
515    ; GFX8: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
516    ; GFX8-NEXT: {{  $}}
517    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
518    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
519    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
520    ; GFX8-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
521    ; GFX8-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
522    ; GFX8-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
523    ; GFX8-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
524    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
525    ; GFX9-LABEL: name: test_sub_s33
526    ; GFX9: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
527    ; GFX9-NEXT: {{  $}}
528    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $vgpr0_vgpr1
529    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $vgpr2_vgpr3
530    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s64)
531    ; GFX9-NEXT: [[UV2:%[0-9]+]]:_(s32), [[UV3:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s64)
532    ; GFX9-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV2]]
533    ; GFX9-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV3]], [[USUBO1]]
534    ; GFX9-NEXT: [[MV:%[0-9]+]]:_(s64) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32)
535    ; GFX9-NEXT: $vgpr0_vgpr1 = COPY [[MV]](s64)
536    %0:_(s64) = COPY $vgpr0_vgpr1
537    %1:_(s64) = COPY $vgpr2_vgpr3
538    %2:_(s33) = G_TRUNC %0
539    %3:_(s33) = G_TRUNC %1
540    %4:_(s33) = G_SUB %2, %3
541    %5:_(s64) = G_ANYEXT %4
542    $vgpr0_vgpr1 = COPY %5
543...
544
545---
546name: test_sub_s96
547body: |
548  bb.0:
549    liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
550
551    ; GFX6-LABEL: name: test_sub_s96
552    ; GFX6: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
553    ; GFX6-NEXT: {{  $}}
554    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
555    ; GFX6-NEXT: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
556    ; GFX6-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s96)
557    ; GFX6-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s96)
558    ; GFX6-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV3]]
559    ; GFX6-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV4]], [[USUBO1]]
560    ; GFX6-NEXT: [[USUBE2:%[0-9]+]]:_(s32), [[USUBE3:%[0-9]+]]:_(s1) = G_USUBE [[UV2]], [[UV5]], [[USUBE1]]
561    ; GFX6-NEXT: [[MV:%[0-9]+]]:_(s96) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32), [[USUBE2]](s32)
562    ; GFX6-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[MV]](s96)
563    ; GFX8-LABEL: name: test_sub_s96
564    ; GFX8: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
565    ; GFX8-NEXT: {{  $}}
566    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
567    ; GFX8-NEXT: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
568    ; GFX8-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s96)
569    ; GFX8-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s96)
570    ; GFX8-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV3]]
571    ; GFX8-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV4]], [[USUBO1]]
572    ; GFX8-NEXT: [[USUBE2:%[0-9]+]]:_(s32), [[USUBE3:%[0-9]+]]:_(s1) = G_USUBE [[UV2]], [[UV5]], [[USUBE1]]
573    ; GFX8-NEXT: [[MV:%[0-9]+]]:_(s96) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32), [[USUBE2]](s32)
574    ; GFX8-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[MV]](s96)
575    ; GFX9-LABEL: name: test_sub_s96
576    ; GFX9: liveins: $vgpr0_vgpr1_vgpr2, $vgpr3_vgpr4_vgpr5
577    ; GFX9-NEXT: {{  $}}
578    ; GFX9-NEXT: [[COPY:%[0-9]+]]:_(s96) = COPY $vgpr0_vgpr1_vgpr2
579    ; GFX9-NEXT: [[COPY1:%[0-9]+]]:_(s96) = COPY $vgpr3_vgpr4_vgpr5
580    ; GFX9-NEXT: [[UV:%[0-9]+]]:_(s32), [[UV1:%[0-9]+]]:_(s32), [[UV2:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY]](s96)
581    ; GFX9-NEXT: [[UV3:%[0-9]+]]:_(s32), [[UV4:%[0-9]+]]:_(s32), [[UV5:%[0-9]+]]:_(s32) = G_UNMERGE_VALUES [[COPY1]](s96)
582    ; GFX9-NEXT: [[USUBO:%[0-9]+]]:_(s32), [[USUBO1:%[0-9]+]]:_(s1) = G_USUBO [[UV]], [[UV3]]
583    ; GFX9-NEXT: [[USUBE:%[0-9]+]]:_(s32), [[USUBE1:%[0-9]+]]:_(s1) = G_USUBE [[UV1]], [[UV4]], [[USUBO1]]
584    ; GFX9-NEXT: [[USUBE2:%[0-9]+]]:_(s32), [[USUBE3:%[0-9]+]]:_(s1) = G_USUBE [[UV2]], [[UV5]], [[USUBE1]]
585    ; GFX9-NEXT: [[MV:%[0-9]+]]:_(s96) = G_MERGE_VALUES [[USUBO]](s32), [[USUBE]](s32), [[USUBE2]](s32)
586    ; GFX9-NEXT: $vgpr0_vgpr1_vgpr2 = COPY [[MV]](s96)
587    %0:_(s96) = COPY $vgpr0_vgpr1_vgpr2
588    %1:_(s96) = COPY $vgpr3_vgpr4_vgpr5
589    %2:_(s96) = G_SUB %0, %1
590    $vgpr0_vgpr1_vgpr2 = COPY %2
591...
592