xref: /llvm-project/llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-zextload-global.mir (revision 8871c3c562690347d75190be758312d1f92a7db4) 
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=fiji -run-pass=legalizer -global-isel-abort=2 -pass-remarks-missed='gisel*' -o - 2> %t %s | FileCheck -check-prefix=GFX8 %s
3# RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -run-pass=legalizer -global-isel-abort=2 -o - %s | FileCheck -check-prefix=GFX6 %s
4# RUN: FileCheck -check-prefixes=ERR %s < %t
5
6# FIXME: Run with and without unaligned access turned on
7
8# ERR-NOT: remark
9# ERR: remark: <unknown>:0:0: unable to legalize instruction: %1:_(<2 x s16>) = G_ZEXTLOAD %0:_(p1) :: (load (<2 x s8>), addrspace 1) (in function: test_zextload_global_v2i16_from_2)
10# ERR-NEXT: remark: <unknown>:0:0: unable to legalize instruction: %1:_(<2 x s32>) = G_ZEXTLOAD %0:_(p1) :: (load (<2 x s8>), addrspace 1) (in function: test_zextload_global_v2i32_from_2)
11# ERR-NEXT: remark: <unknown>:0:0: unable to legalize instruction: %1:_(<2 x s32>) = G_ZEXTLOAD %0:_(p1) :: (load (<2 x s16>), addrspace 1) (in function: test_zextload_global_v2i32_from_4)
12# ERR-NEXT: remark: <unknown>:0:0: unable to legalize instruction: %1:_(<2 x s64>) = G_ZEXTLOAD %0:_(p1) :: (load (<2 x s16>), addrspace 1) (in function: test_zextload_global_v2i64_from_4)
13# ERR-NEXT: remark: <unknown>:0:0: unable to legalize instruction: %1:_(<2 x s64>) = G_ZEXTLOAD %0:_(p1) :: (load (<2 x s32>), addrspace 1) (in function: test_zextload_global_v2i64_from_8)
14# ERR-NEXT: remark: <unknown>:0:0: unable to legalize instruction: %1:_(s128) = G_ZEXTLOAD %0:_(p1) :: (load (s64), addrspace 1) (in function: test_zextload_global_s128_8)
15# ERR-NOT: remark
16
17---
18name: test_zextload_global_i32_i1
19body: |
20  bb.0:
21    liveins: $vgpr0_vgpr1
22
23    ; GFX8-LABEL: name: test_zextload_global_i32_i1
24    ; GFX8: liveins: $vgpr0_vgpr1
25    ; GFX8-NEXT: {{  $}}
26    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
27    ; GFX8-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s8), addrspace 1)
28    ; GFX8-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 1
29    ; GFX8-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
30    ; GFX6-LABEL: name: test_zextload_global_i32_i1
31    ; GFX6: liveins: $vgpr0_vgpr1
32    ; GFX6-NEXT: {{  $}}
33    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
34    ; GFX6-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s8), addrspace 1)
35    ; GFX6-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 1
36    ; GFX6-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
37    %0:_(p1) = COPY $vgpr0_vgpr1
38    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s1), addrspace 1)
39    $vgpr0 = COPY %1
40...
41
42---
43name: test_zextload_global_i32_i7
44body: |
45  bb.0:
46    liveins: $vgpr0_vgpr1
47
48    ; GFX8-LABEL: name: test_zextload_global_i32_i7
49    ; GFX8: liveins: $vgpr0_vgpr1
50    ; GFX8-NEXT: {{  $}}
51    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
52    ; GFX8-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s8), addrspace 1)
53    ; GFX8-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 7
54    ; GFX8-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
55    ; GFX6-LABEL: name: test_zextload_global_i32_i7
56    ; GFX6: liveins: $vgpr0_vgpr1
57    ; GFX6-NEXT: {{  $}}
58    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
59    ; GFX6-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s8), addrspace 1)
60    ; GFX6-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 7
61    ; GFX6-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
62    %0:_(p1) = COPY $vgpr0_vgpr1
63    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s7), addrspace 1)
64    $vgpr0 = COPY %1
65...
66
67---
68name: test_zextload_global_i32_i24
69body: |
70  bb.0:
71    liveins: $vgpr0_vgpr1
72
73    ; GFX8-LABEL: name: test_zextload_global_i32_i24
74    ; GFX8: liveins: $vgpr0_vgpr1
75    ; GFX8-NEXT: {{  $}}
76    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
77    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), align 4, addrspace 1)
78    ; GFX8-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
79    ; GFX8-NEXT: [[PTR_ADD:%[0-9]+]]:_(p1) = G_PTR_ADD [[COPY]], [[C]](s64)
80    ; GFX8-NEXT: [[ZEXTLOAD1:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[PTR_ADD]](p1) :: (load (s8) from unknown-address + 2, align 2, addrspace 1)
81    ; GFX8-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
82    ; GFX8-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXTLOAD1]], [[C1]](s32)
83    ; GFX8-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[SHL]], [[ZEXTLOAD]]
84    ; GFX8-NEXT: $vgpr0 = COPY [[OR]](s32)
85    ; GFX6-LABEL: name: test_zextload_global_i32_i24
86    ; GFX6: liveins: $vgpr0_vgpr1
87    ; GFX6-NEXT: {{  $}}
88    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
89    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), align 4, addrspace 1)
90    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 2
91    ; GFX6-NEXT: [[PTR_ADD:%[0-9]+]]:_(p1) = G_PTR_ADD [[COPY]], [[C]](s64)
92    ; GFX6-NEXT: [[ZEXTLOAD1:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[PTR_ADD]](p1) :: (load (s8) from unknown-address + 2, align 2, addrspace 1)
93    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
94    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXTLOAD1]], [[C1]](s32)
95    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[SHL]], [[ZEXTLOAD]]
96    ; GFX6-NEXT: $vgpr0 = COPY [[OR]](s32)
97    %0:_(p1) = COPY $vgpr0_vgpr1
98    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s24), addrspace 1)
99    $vgpr0 = COPY %1
100...
101
102---
103name: test_zextload_global_i32_i30
104body: |
105  bb.0:
106    liveins: $vgpr0_vgpr1
107
108    ; GFX8-LABEL: name: test_zextload_global_i32_i30
109    ; GFX8: liveins: $vgpr0_vgpr1
110    ; GFX8-NEXT: {{  $}}
111    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
112    ; GFX8-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
113    ; GFX8-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 30
114    ; GFX8-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
115    ; GFX6-LABEL: name: test_zextload_global_i32_i30
116    ; GFX6: liveins: $vgpr0_vgpr1
117    ; GFX6-NEXT: {{  $}}
118    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
119    ; GFX6-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
120    ; GFX6-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 30
121    ; GFX6-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
122    %0:_(p1) = COPY $vgpr0_vgpr1
123    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s30), addrspace 1)
124    $vgpr0 = COPY %1
125...
126
127---
128name: test_zextload_global_i32_i31
129body: |
130  bb.0:
131    liveins: $vgpr0_vgpr1
132
133    ; GFX8-LABEL: name: test_zextload_global_i32_i31
134    ; GFX8: liveins: $vgpr0_vgpr1
135    ; GFX8-NEXT: {{  $}}
136    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
137    ; GFX8-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
138    ; GFX8-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 31
139    ; GFX8-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
140    ; GFX6-LABEL: name: test_zextload_global_i32_i31
141    ; GFX6: liveins: $vgpr0_vgpr1
142    ; GFX6-NEXT: {{  $}}
143    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
144    ; GFX6-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
145    ; GFX6-NEXT: [[ASSERT_ZEXT:%[0-9]+]]:_(s32) = G_ASSERT_ZEXT [[LOAD]], 31
146    ; GFX6-NEXT: $vgpr0 = COPY [[ASSERT_ZEXT]](s32)
147    %0:_(p1) = COPY $vgpr0_vgpr1
148    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s31), addrspace 1)
149    $vgpr0 = COPY %1
150...
151
152---
153name: test_zextload_global_i32_i8
154body: |
155  bb.0:
156    liveins: $vgpr0_vgpr1
157
158    ; GFX8-LABEL: name: test_zextload_global_i32_i8
159    ; GFX8: liveins: $vgpr0_vgpr1
160    ; GFX8-NEXT: {{  $}}
161    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
162    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
163    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
164    ; GFX6-LABEL: name: test_zextload_global_i32_i8
165    ; GFX6: liveins: $vgpr0_vgpr1
166    ; GFX6-NEXT: {{  $}}
167    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
168    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
169    ; GFX6-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
170    %0:_(p1) = COPY $vgpr0_vgpr1
171    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s8), addrspace 1)
172    $vgpr0 = COPY %1
173...
174---
175name: test_zextload_global_i32_i16
176body: |
177  bb.0:
178    liveins: $vgpr0_vgpr1
179
180    ; GFX8-LABEL: name: test_zextload_global_i32_i16
181    ; GFX8: liveins: $vgpr0_vgpr1
182    ; GFX8-NEXT: {{  $}}
183    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
184    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), addrspace 1)
185    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
186    ; GFX6-LABEL: name: test_zextload_global_i32_i16
187    ; GFX6: liveins: $vgpr0_vgpr1
188    ; GFX6-NEXT: {{  $}}
189    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
190    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), addrspace 1)
191    ; GFX6-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
192    %0:_(p1) = COPY $vgpr0_vgpr1
193    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s16), addrspace 1)
194    $vgpr0 = COPY %1
195...
196---
197name: test_zextload_global_i31_i8
198body: |
199  bb.0:
200    liveins: $vgpr0_vgpr1
201
202    ; GFX8-LABEL: name: test_zextload_global_i31_i8
203    ; GFX8: liveins: $vgpr0_vgpr1
204    ; GFX8-NEXT: {{  $}}
205    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
206    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
207    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
208    ; GFX6-LABEL: name: test_zextload_global_i31_i8
209    ; GFX6: liveins: $vgpr0_vgpr1
210    ; GFX6-NEXT: {{  $}}
211    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
212    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
213    ; GFX6-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
214    %0:_(p1) = COPY $vgpr0_vgpr1
215    %1:_(s31) = G_ZEXTLOAD %0 :: (load (s8), addrspace 1)
216    %2:_(s32) = G_ANYEXT %1
217    $vgpr0 = COPY %2
218...
219---
220name: test_zextload_global_i64_i8
221body: |
222  bb.0:
223    liveins: $vgpr0_vgpr1
224
225    ; GFX8-LABEL: name: test_zextload_global_i64_i8
226    ; GFX8: liveins: $vgpr0_vgpr1
227    ; GFX8-NEXT: {{  $}}
228    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
229    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
230    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ZEXTLOAD]](s32)
231    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
232    ; GFX6-LABEL: name: test_zextload_global_i64_i8
233    ; GFX6: liveins: $vgpr0_vgpr1
234    ; GFX6-NEXT: {{  $}}
235    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
236    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
237    ; GFX6-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ZEXTLOAD]](s32)
238    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
239    %0:_(p1) = COPY $vgpr0_vgpr1
240    %1:_(s64) = G_ZEXTLOAD %0 :: (load (s8), addrspace 1)
241    $vgpr0_vgpr1 = COPY %1
242...
243---
244name: test_zextload_global_i64_i16
245body: |
246  bb.0:
247    liveins: $vgpr0_vgpr1
248
249    ; GFX8-LABEL: name: test_zextload_global_i64_i16
250    ; GFX8: liveins: $vgpr0_vgpr1
251    ; GFX8-NEXT: {{  $}}
252    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
253    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), addrspace 1)
254    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ZEXTLOAD]](s32)
255    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
256    ; GFX6-LABEL: name: test_zextload_global_i64_i16
257    ; GFX6: liveins: $vgpr0_vgpr1
258    ; GFX6-NEXT: {{  $}}
259    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
260    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), addrspace 1)
261    ; GFX6-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ZEXTLOAD]](s32)
262    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
263    %0:_(p1) = COPY $vgpr0_vgpr1
264    %1:_(s64) = G_ZEXTLOAD %0 :: (load (s16), addrspace 1)
265    $vgpr0_vgpr1 = COPY %1
266...
267---
268name: test_zextload_global_i64_i32
269body: |
270  bb.0:
271    liveins: $vgpr0_vgpr1
272
273    ; GFX8-LABEL: name: test_zextload_global_i64_i32
274    ; GFX8: liveins: $vgpr0_vgpr1
275    ; GFX8-NEXT: {{  $}}
276    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
277    ; GFX8-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
278    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[LOAD]](s32)
279    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
280    ; GFX6-LABEL: name: test_zextload_global_i64_i32
281    ; GFX6: liveins: $vgpr0_vgpr1
282    ; GFX6-NEXT: {{  $}}
283    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
284    ; GFX6-NEXT: [[LOAD:%[0-9]+]]:_(s32) = G_LOAD [[COPY]](p1) :: (load (s32), addrspace 1)
285    ; GFX6-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[LOAD]](s32)
286    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
287    %0:_(p1) = COPY $vgpr0_vgpr1
288    %1:_(s64) = G_ZEXTLOAD %0 :: (load (s32), addrspace 1)
289    $vgpr0_vgpr1 = COPY %1
290...
291
292---
293name: test_zextload_global_s32_from_2_align1
294body: |
295  bb.0:
296    liveins: $vgpr0_vgpr1
297
298    ; GFX8-LABEL: name: test_zextload_global_s32_from_2_align1
299    ; GFX8: liveins: $vgpr0_vgpr1
300    ; GFX8-NEXT: {{  $}}
301    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
302    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), align 1, addrspace 1)
303    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](s32)
304    ; GFX6-LABEL: name: test_zextload_global_s32_from_2_align1
305    ; GFX6: liveins: $vgpr0_vgpr1
306    ; GFX6-NEXT: {{  $}}
307    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
308    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
309    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
310    ; GFX6-NEXT: [[PTR_ADD:%[0-9]+]]:_(p1) = G_PTR_ADD [[COPY]], [[C]](s64)
311    ; GFX6-NEXT: [[ZEXTLOAD1:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[PTR_ADD]](p1) :: (load (s8) from unknown-address + 1, addrspace 1)
312    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
313    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXTLOAD1]], [[C1]](s32)
314    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[SHL]], [[ZEXTLOAD]]
315    ; GFX6-NEXT: $vgpr0 = COPY [[OR]](s32)
316    %0:_(p1) = COPY $vgpr0_vgpr1
317    %1:_(s32) = G_ZEXTLOAD %0 :: (load (s16), align 1, addrspace 1)
318    $vgpr0 = COPY %1
319...
320
321---
322name: test_zextload_global_s64_from_2_align1
323body: |
324  bb.0:
325    liveins: $vgpr0_vgpr1
326
327    ; GFX8-LABEL: name: test_zextload_global_s64_from_2_align1
328    ; GFX8: liveins: $vgpr0_vgpr1
329    ; GFX8-NEXT: {{  $}}
330    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
331    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s16), align 1, addrspace 1)
332    ; GFX8-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ZEXTLOAD]](s32)
333    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
334    ; GFX6-LABEL: name: test_zextload_global_s64_from_2_align1
335    ; GFX6: liveins: $vgpr0_vgpr1
336    ; GFX6-NEXT: {{  $}}
337    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
338    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[COPY]](p1) :: (load (s8), addrspace 1)
339    ; GFX6-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 1
340    ; GFX6-NEXT: [[PTR_ADD:%[0-9]+]]:_(p1) = G_PTR_ADD [[COPY]], [[C]](s64)
341    ; GFX6-NEXT: [[ZEXTLOAD1:%[0-9]+]]:_(s32) = G_ZEXTLOAD [[PTR_ADD]](p1) :: (load (s8) from unknown-address + 1, addrspace 1)
342    ; GFX6-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 8
343    ; GFX6-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[ZEXTLOAD1]], [[C1]](s32)
344    ; GFX6-NEXT: [[OR:%[0-9]+]]:_(s32) = G_OR [[SHL]], [[ZEXTLOAD]]
345    ; GFX6-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[OR]](s32)
346    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXT]](s64)
347    %0:_(p1) = COPY $vgpr0_vgpr1
348    %1:_(s64) = G_ZEXTLOAD %0 :: (load (s16), align 1, addrspace 1)
349    $vgpr0_vgpr1 = COPY %1
350...
351
352---
353name: test_zextload_global_v2i16_from_2
354body: |
355  bb.0:
356    liveins: $vgpr0_vgpr1
357
358    ; GFX8-LABEL: name: test_zextload_global_v2i16_from_2
359    ; GFX8: liveins: $vgpr0_vgpr1
360    ; GFX8-NEXT: {{  $}}
361    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
362    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s16>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s8>), addrspace 1)
363    ; GFX8-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](<2 x s16>)
364    ; GFX6-LABEL: name: test_zextload_global_v2i16_from_2
365    ; GFX6: liveins: $vgpr0_vgpr1
366    ; GFX6-NEXT: {{  $}}
367    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
368    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s16>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s8>), addrspace 1)
369    ; GFX6-NEXT: $vgpr0 = COPY [[ZEXTLOAD]](<2 x s16>)
370    %0:_(p1) = COPY $vgpr0_vgpr1
371    %1:_(<2 x s16>) = G_ZEXTLOAD %0 :: (load (<2 x s8>), addrspace 1)
372    $vgpr0 = COPY %1
373...
374
375---
376name: test_zextload_global_v2i32_from_2
377body: |
378  bb.0:
379    liveins: $vgpr0_vgpr1
380
381    ; GFX8-LABEL: name: test_zextload_global_v2i32_from_2
382    ; GFX8: liveins: $vgpr0_vgpr1
383    ; GFX8-NEXT: {{  $}}
384    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
385    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s32>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s8>), addrspace 1)
386    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXTLOAD]](<2 x s32>)
387    ; GFX6-LABEL: name: test_zextload_global_v2i32_from_2
388    ; GFX6: liveins: $vgpr0_vgpr1
389    ; GFX6-NEXT: {{  $}}
390    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
391    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s32>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s8>), addrspace 1)
392    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXTLOAD]](<2 x s32>)
393    %0:_(p1) = COPY $vgpr0_vgpr1
394    %1:_(<2 x s32>) = G_ZEXTLOAD %0 :: (load (<2 x s8>), addrspace 1)
395    $vgpr0_vgpr1 = COPY %1
396...
397
398---
399name: test_zextload_global_v2i32_from_4
400body: |
401  bb.0:
402    liveins: $vgpr0_vgpr1
403
404    ; GFX8-LABEL: name: test_zextload_global_v2i32_from_4
405    ; GFX8: liveins: $vgpr0_vgpr1
406    ; GFX8-NEXT: {{  $}}
407    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
408    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s32>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s16>), addrspace 1)
409    ; GFX8-NEXT: $vgpr0_vgpr1 = COPY [[ZEXTLOAD]](<2 x s32>)
410    ; GFX6-LABEL: name: test_zextload_global_v2i32_from_4
411    ; GFX6: liveins: $vgpr0_vgpr1
412    ; GFX6-NEXT: {{  $}}
413    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
414    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s32>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s16>), addrspace 1)
415    ; GFX6-NEXT: $vgpr0_vgpr1 = COPY [[ZEXTLOAD]](<2 x s32>)
416    %0:_(p1) = COPY $vgpr0_vgpr1
417    %1:_(<2 x s32>) = G_ZEXTLOAD %0 :: (load (<2 x s16>), addrspace 1)
418    $vgpr0_vgpr1 = COPY %1
419...
420
421---
422name: test_zextload_global_v2i64_from_4
423body: |
424  bb.0:
425    liveins: $vgpr0_vgpr1
426
427    ; GFX8-LABEL: name: test_zextload_global_v2i64_from_4
428    ; GFX8: liveins: $vgpr0_vgpr1
429    ; GFX8-NEXT: {{  $}}
430    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
431    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s64>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s16>), addrspace 1)
432    ; GFX8-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](<2 x s64>)
433    ; GFX6-LABEL: name: test_zextload_global_v2i64_from_4
434    ; GFX6: liveins: $vgpr0_vgpr1
435    ; GFX6-NEXT: {{  $}}
436    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
437    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s64>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s16>), addrspace 1)
438    ; GFX6-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](<2 x s64>)
439    %0:_(p1) = COPY $vgpr0_vgpr1
440    %1:_(<2 x s64>) = G_ZEXTLOAD %0 :: (load (<2 x s16>), addrspace 1)
441    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
442...
443
444---
445name: test_zextload_global_v2i64_from_8
446body: |
447  bb.0:
448    liveins: $vgpr0_vgpr1
449
450    ; GFX8-LABEL: name: test_zextload_global_v2i64_from_8
451    ; GFX8: liveins: $vgpr0_vgpr1
452    ; GFX8-NEXT: {{  $}}
453    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
454    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s64>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s32>), addrspace 1)
455    ; GFX8-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](<2 x s64>)
456    ; GFX6-LABEL: name: test_zextload_global_v2i64_from_8
457    ; GFX6: liveins: $vgpr0_vgpr1
458    ; GFX6-NEXT: {{  $}}
459    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
460    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(<2 x s64>) = G_ZEXTLOAD [[COPY]](p1) :: (load (<2 x s32>), addrspace 1)
461    ; GFX6-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](<2 x s64>)
462    %0:_(p1) = COPY $vgpr0_vgpr1
463    %1:_(<2 x s64>) = G_ZEXTLOAD %0 :: (load (<2 x s32>), addrspace 1)
464    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
465...
466
467---
468name: test_zextload_global_s128_8
469body: |
470  bb.0:
471    liveins: $vgpr0_vgpr1
472
473    ; GFX8-LABEL: name: test_zextload_global_s128_8
474    ; GFX8: liveins: $vgpr0_vgpr1
475    ; GFX8-NEXT: {{  $}}
476    ; GFX8-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
477    ; GFX8-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s128) = G_ZEXTLOAD [[COPY]](p1) :: (load (s64), addrspace 1)
478    ; GFX8-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](s128)
479    ; GFX6-LABEL: name: test_zextload_global_s128_8
480    ; GFX6: liveins: $vgpr0_vgpr1
481    ; GFX6-NEXT: {{  $}}
482    ; GFX6-NEXT: [[COPY:%[0-9]+]]:_(p1) = COPY $vgpr0_vgpr1
483    ; GFX6-NEXT: [[ZEXTLOAD:%[0-9]+]]:_(s128) = G_ZEXTLOAD [[COPY]](p1) :: (load (s64), addrspace 1)
484    ; GFX6-NEXT: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[ZEXTLOAD]](s128)
485    %0:_(p1) = COPY $vgpr0_vgpr1
486    %1:_(s128) = G_ZEXTLOAD %0 :: (load (s64), addrspace 1)
487    $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %1
488...
489