xref: /llvm-project/llvm/test/CodeGen/AMDGPU/merge-global-load-store.mir (revision f6a8eb98b13ee50c67ecf4804461a23fba7398aa) 
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx90a -run-pass=si-load-store-opt -verify-machineinstrs -o - %s | FileCheck -check-prefix=GCN %s
3
4---
5name:            merge_global_load_dword_2
6body:             |
7  bb.0.entry:
8
9    ; GCN-LABEL: name: merge_global_load_dword_2
10    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
11    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX2_:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 [[DEF]], 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef` + 4, align 4, addrspace 1)
12    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX2_]].sub0
13    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX2_]].sub1
14    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
15    %0:vreg_64_align2 = IMPLICIT_DEF
16    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef` + 4, basealign 4, addrspace 1)
17    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef` + 8, basealign 4, addrspace 1)
18    S_NOP 0, implicit %1, implicit %2
19...
20
21---
22name:            merge_global_load_dword_3
23body:             |
24  bb.0.entry:
25
26    ; GCN-LABEL: name: merge_global_load_dword_3
27    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
28    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX3_:%[0-9]+]]:vreg_96_align2 = GLOBAL_LOAD_DWORDX3 [[DEF]], 0, 1, implicit $exec :: (load (s96) from `ptr addrspace(1) undef`, align 4, addrspace 1)
29    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_64_align2 = COPY [[GLOBAL_LOAD_DWORDX3_]].sub0_sub1
30    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX3_]].sub2
31    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
32    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub1
33    ; GCN-NEXT: S_NOP 0, implicit [[COPY2]], implicit [[COPY3]], implicit [[COPY1]]
34    %0:vreg_64_align2 = IMPLICIT_DEF
35    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
36    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
37    %3:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
38    S_NOP 0, implicit %1, implicit %2, implicit %3
39...
40
41---
42name:            merge_global_load_dword_4
43body:             |
44  bb.0.entry:
45
46    ; GCN-LABEL: name: merge_global_load_dword_4
47    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
48    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4 [[DEF]], 0, 2, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
49    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_]].sub0_sub1_sub2
50    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_]].sub3
51    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vreg_64_align2 = COPY [[COPY]].sub0_sub1
52    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub2
53    ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]].sub0
54    ; GCN-NEXT: [[COPY5:%[0-9]+]]:vgpr_32 = COPY killed [[COPY2]].sub1
55    ; GCN-NEXT: S_NOP 0, implicit [[COPY4]], implicit [[COPY5]], implicit [[COPY3]], implicit [[COPY1]]
56    %0:vreg_64_align2 = IMPLICIT_DEF
57    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
58    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
59    %3:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
60    %4:vgpr_32 = GLOBAL_LOAD_DWORD %0, 12, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
61    S_NOP 0, implicit %1, implicit %2, implicit %3, implicit %4
62...
63
64---
65name:            merge_global_load_dword_5
66body:             |
67  bb.0.entry:
68
69    ; GCN-LABEL: name: merge_global_load_dword_5
70    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
71    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4 [[DEF]], 0, 3, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
72    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_]].sub0_sub1_sub2
73    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_]].sub3
74    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vreg_64_align2 = COPY [[COPY]].sub0_sub1
75    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub2
76    ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]].sub0
77    ; GCN-NEXT: [[COPY5:%[0-9]+]]:vgpr_32 = COPY killed [[COPY2]].sub1
78    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 16, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
79    ; GCN-NEXT: S_NOP 0, implicit [[COPY4]], implicit [[COPY5]], implicit [[COPY3]], implicit [[COPY1]], implicit [[GLOBAL_LOAD_DWORD]]
80    %0:vreg_64_align2 = IMPLICIT_DEF
81    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
82    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
83    %3:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
84    %4:vgpr_32 = GLOBAL_LOAD_DWORD %0, 12, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
85    %5:vgpr_32 = GLOBAL_LOAD_DWORD %0, 16, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
86    S_NOP 0, implicit %1, implicit %2, implicit %3, implicit %4, implicit %5
87...
88
89---
90name:            merge_global_load_dword_6
91body:             |
92  bb.0.entry:
93
94    ; GCN-LABEL: name: merge_global_load_dword_6
95    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
96    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4 [[DEF]], 0, 0, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
97    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_]].sub0_sub1_sub2
98    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_]].sub3
99    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vreg_64_align2 = COPY [[COPY]].sub0_sub1
100    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub2
101    ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]].sub0
102    ; GCN-NEXT: [[COPY5:%[0-9]+]]:vgpr_32 = COPY killed [[COPY2]].sub1
103    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX2_:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 [[DEF]], 16, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
104    ; GCN-NEXT: [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX2_]].sub0
105    ; GCN-NEXT: [[COPY7:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX2_]].sub1
106    ; GCN-NEXT: S_NOP 0, implicit [[COPY4]], implicit [[COPY5]], implicit [[COPY3]], implicit [[COPY1]], implicit [[COPY6]], implicit [[COPY7]]
107    %0:vreg_64_align2 = IMPLICIT_DEF
108    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
109    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
110    %3:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
111    %4:vgpr_32 = GLOBAL_LOAD_DWORD %0, 12, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
112    %5:vgpr_32 = GLOBAL_LOAD_DWORD %0, 16, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
113    %6:vgpr_32 = GLOBAL_LOAD_DWORD %0, 20, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
114    S_NOP 0, implicit %1, implicit %2, implicit %3, implicit %4, implicit %5, implicit %6
115...
116
117---
118name:            merge_global_load_dwordx2
119body:             |
120  bb.0.entry:
121
122    ; GCN-LABEL: name: merge_global_load_dwordx2
123    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
124    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4 [[DEF]], 0, 0, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
125    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_64_align2 = COPY [[GLOBAL_LOAD_DWORDX4_]].sub0_sub1
126    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vreg_64_align2 = COPY killed [[GLOBAL_LOAD_DWORDX4_]].sub2_sub3
127    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
128    %0:vreg_64_align2 = IMPLICIT_DEF
129    %1:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 %0, 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
130    %2:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 %0, 8, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
131    S_NOP 0, implicit %1, implicit %2
132...
133
134---
135name:            merge_global_load_dwordx3_with_dwordx1
136body:             |
137  bb.0.entry:
138
139    ; GCN-LABEL: name: merge_global_load_dwordx3_with_dwordx1
140    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
141    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4 [[DEF]], 12, 0, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 8, addrspace 1)
142    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_]].sub0_sub1_sub2
143    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_]].sub3
144    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
145    %0:vreg_64_align2 = IMPLICIT_DEF
146    %1:vreg_96_align2 = GLOBAL_LOAD_DWORDX3 %0, 12, 0, implicit $exec :: (load (s96) from `ptr addrspace(1) undef`, align 8, addrspace 1)
147    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 24, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
148    S_NOP 0, implicit %1, implicit %2
149...
150
151---
152name:            merge_global_load_dwordx1_with_dwordx2
153body:             |
154  bb.0.entry:
155
156    ; GCN-LABEL: name: merge_global_load_dwordx1_with_dwordx2
157    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
158    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX3_:%[0-9]+]]:vreg_96_align2 = GLOBAL_LOAD_DWORDX3 [[DEF]], 12, 0, implicit $exec :: (load (s96) from `ptr addrspace(1) undef`, align 4, addrspace 1)
159    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX3_]].sub0
160    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vreg_64_align2 = COPY killed [[GLOBAL_LOAD_DWORDX3_]].sub1_sub2
161    ; GCN-NEXT: S_NOP 0, implicit [[COPY1]], implicit [[COPY]]
162    %0:vreg_64_align2 = IMPLICIT_DEF
163    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 12, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
164    %1:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 %0, 16, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 8, addrspace 1)
165    S_NOP 0, implicit %1, implicit %2
166...
167
168---
169name:            no_merge_global_load_dword_agpr_with_vgpr
170body:             |
171  bb.0.entry:
172
173    ; GCN-LABEL: name: no_merge_global_load_dword_agpr_with_vgpr
174    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
175    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
176    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD1:%[0-9]+]]:agpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
177    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD]], implicit [[GLOBAL_LOAD_DWORD1]]
178    %0:vreg_64_align2 = IMPLICIT_DEF
179    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
180    %2:agpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
181    S_NOP 0, implicit %1, implicit %2
182...
183
184---
185name:            no_merge_global_load_dword_disjoint
186body:             |
187  bb.0.entry:
188
189    ; GCN-LABEL: name: no_merge_global_load_dword_disjoint
190    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
191    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
192    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD1:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 8, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
193    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD]], implicit [[GLOBAL_LOAD_DWORD1]]
194    %0:vreg_64_align2 = IMPLICIT_DEF
195    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
196    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
197    S_NOP 0, implicit %1, implicit %2
198...
199
200---
201name:            no_merge_global_load_dword_overlap
202body:             |
203  bb.0.entry:
204
205    ; GCN-LABEL: name: no_merge_global_load_dword_overlap
206    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
207    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
208    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD1:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 3, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
209    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD]], implicit [[GLOBAL_LOAD_DWORD1]]
210    %0:vreg_64_align2 = IMPLICIT_DEF
211    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
212    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 3, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
213    S_NOP 0, implicit %1, implicit %2
214...
215
216---
217name:            no_merge_global_load_dword_different_cpol
218body:             |
219  bb.0.entry:
220
221    ; GCN-LABEL: name: no_merge_global_load_dword_different_cpol
222    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
223    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 0, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
224    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD1:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF]], 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
225    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD]], implicit [[GLOBAL_LOAD_DWORD1]]
226    %0:vreg_64_align2 = IMPLICIT_DEF
227    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
228    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
229    S_NOP 0, implicit %1, implicit %2
230...
231
232---
233name:            merge_global_load_dword_saddr_2
234body:             |
235  bb.0.entry:
236
237    ; GCN-LABEL: name: merge_global_load_dword_saddr_2
238    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
239    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
240    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX2_SADDR:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2_SADDR [[DEF]], [[DEF1]], 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
241    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX2_SADDR]].sub0
242    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX2_SADDR]].sub1
243    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
244    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
245    %1:vgpr_32 = IMPLICIT_DEF
246    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
247    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
248    S_NOP 0, implicit %2, implicit %3
249...
250
251---
252name:            merge_global_load_dword_saddr_3
253body:             |
254  bb.0.entry:
255
256    ; GCN-LABEL: name: merge_global_load_dword_saddr_3
257    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
258    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
259    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX3_SADDR:%[0-9]+]]:vreg_96_align2 = GLOBAL_LOAD_DWORDX3_SADDR [[DEF]], [[DEF1]], 0, 1, implicit $exec :: (load (s96) from `ptr addrspace(1) undef`, align 4, addrspace 1)
260    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_64_align2 = COPY [[GLOBAL_LOAD_DWORDX3_SADDR]].sub0_sub1
261    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX3_SADDR]].sub2
262    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
263    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub1
264    ; GCN-NEXT: S_NOP 0, implicit [[COPY2]], implicit [[COPY3]], implicit [[COPY1]]
265    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
266    %1:vgpr_32 = IMPLICIT_DEF
267    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 0, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
268    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 4, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
269    %4:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 8, 1, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
270    S_NOP 0, implicit %2, implicit %3, implicit %4
271...
272
273---
274name:            merge_global_load_dword_saddr_4
275body:             |
276  bb.0.entry:
277
278    ; GCN-LABEL: name: merge_global_load_dword_saddr_4
279    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
280    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
281    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_SADDR:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4_SADDR [[DEF]], [[DEF1]], 0, 2, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
282    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_SADDR]].sub0_sub1_sub2
283    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_SADDR]].sub3
284    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vreg_64_align2 = COPY [[COPY]].sub0_sub1
285    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub2
286    ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]].sub0
287    ; GCN-NEXT: [[COPY5:%[0-9]+]]:vgpr_32 = COPY killed [[COPY2]].sub1
288    ; GCN-NEXT: S_NOP 0, implicit [[COPY4]], implicit [[COPY5]], implicit [[COPY3]], implicit [[COPY1]]
289    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
290    %1:vgpr_32 = IMPLICIT_DEF
291    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 0, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
292    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 4, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
293    %4:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 8, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
294    %5:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 12, 2, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
295    S_NOP 0, implicit %2, implicit %3, implicit %4, implicit %5
296...
297
298---
299name:            merge_global_load_dword_saddr_6
300body:             |
301  bb.0.entry:
302
303    ; GCN-LABEL: name: merge_global_load_dword_saddr_6
304    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
305    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
306    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_SADDR:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4_SADDR [[DEF]], [[DEF1]], 4, 3, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
307    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_96_align2 = COPY [[GLOBAL_LOAD_DWORDX4_SADDR]].sub0_sub1_sub2
308    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX4_SADDR]].sub3
309    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vreg_64_align2 = COPY [[COPY]].sub0_sub1
310    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub2
311    ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]].sub0
312    ; GCN-NEXT: [[COPY5:%[0-9]+]]:vgpr_32 = COPY killed [[COPY2]].sub1
313    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX2_SADDR:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2_SADDR [[DEF]], [[DEF1]], 20, 3, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
314    ; GCN-NEXT: [[COPY6:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX2_SADDR]].sub0
315    ; GCN-NEXT: [[COPY7:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX2_SADDR]].sub1
316    ; GCN-NEXT: S_NOP 0, implicit [[COPY4]], implicit [[COPY5]], implicit [[COPY3]], implicit [[COPY1]], implicit [[COPY6]], implicit [[COPY7]]
317    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
318    %1:vgpr_32 = IMPLICIT_DEF
319    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 4, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
320    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 8, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
321    %4:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 12, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
322    %5:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 16, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
323    %6:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 20, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
324    %7:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1, 24, 3, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
325    S_NOP 0, implicit %2, implicit %3, implicit %4, implicit %5, implicit %6, implicit %7
326...
327
328---
329name:            merge_global_load_dwordx2_saddr
330body:             |
331  bb.0.entry:
332
333    ; GCN-LABEL: name: merge_global_load_dwordx2_saddr
334    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
335    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
336    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX4_SADDR:%[0-9]+]]:vreg_128_align2 = GLOBAL_LOAD_DWORDX4_SADDR [[DEF]], [[DEF1]], 0, 0, implicit $exec :: (load (s128) from `ptr addrspace(1) undef`, align 4, addrspace 1)
337    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_64_align2 = COPY [[GLOBAL_LOAD_DWORDX4_SADDR]].sub0_sub1
338    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vreg_64_align2 = COPY killed [[GLOBAL_LOAD_DWORDX4_SADDR]].sub2_sub3
339    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
340    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
341    %1:vgpr_32 = IMPLICIT_DEF
342    %2:vreg_64_align2 = GLOBAL_LOAD_DWORDX2_SADDR %0, %1, 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
343    %3:vreg_64_align2 = GLOBAL_LOAD_DWORDX2_SADDR %0, %1, 8, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
344    S_NOP 0, implicit %2, implicit %3
345...
346
347---
348name:            no_merge_global_load_dword_and_global_load_dword_saddr
349body:             |
350  bb.0.entry:
351
352    ; GCN-LABEL: name: no_merge_global_load_dword_and_global_load_dword_saddr
353    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
354    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
355    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD [[DEF1]], 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
356    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD_SADDR:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR [[DEF]], [[DEF1]].sub0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
357    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD]], implicit [[GLOBAL_LOAD_DWORD_SADDR]]
358    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
359    %1:vreg_64_align2 = IMPLICIT_DEF
360    %2:vgpr_32 = GLOBAL_LOAD_DWORD %1, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
361    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1.sub0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
362    S_NOP 0, implicit %2, implicit %3
363...
364
365---
366name:            no_merge_global_load_dword_saddr_different_saddr
367body:             |
368  bb.0.entry:
369
370    ; GCN-LABEL: name: no_merge_global_load_dword_saddr_different_saddr
371    ; GCN: [[DEF:%[0-9]+]]:sgpr_128 = IMPLICIT_DEF
372    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
373    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD_SADDR:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR [[DEF]].sub0_sub1, [[DEF1]], 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
374    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD_SADDR1:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR [[DEF]].sub2_sub3, [[DEF1]], 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
375    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD_SADDR]], implicit [[GLOBAL_LOAD_DWORD_SADDR1]]
376    %0:sgpr_128 = IMPLICIT_DEF
377    %1:vgpr_32 = IMPLICIT_DEF
378    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0.sub0_sub1, %1, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
379    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0.sub2_sub3, %1, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
380    S_NOP 0, implicit %2, implicit %3
381...
382
383---
384name:            no_merge_global_load_dword_saddr_different_vaddr
385body:             |
386  bb.0.entry:
387
388    ; GCN-LABEL: name: no_merge_global_load_dword_saddr_different_vaddr
389    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
390    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
391    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD_SADDR:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR [[DEF]], [[DEF1]].sub0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
392    ; GCN-NEXT: [[GLOBAL_LOAD_DWORD_SADDR1:%[0-9]+]]:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR [[DEF]], [[DEF1]].sub1, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, addrspace 1)
393    ; GCN-NEXT: S_NOP 0, implicit [[GLOBAL_LOAD_DWORD_SADDR]], implicit [[GLOBAL_LOAD_DWORD_SADDR1]]
394    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
395    %1:vreg_64_align2 = IMPLICIT_DEF
396    %2:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1.sub0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
397    %3:vgpr_32 = GLOBAL_LOAD_DWORD_SADDR %0, %1.sub1, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
398    S_NOP 0, implicit %2, implicit %3
399...
400
401name:            merge_global_load_dword_2_out_of_order
402body:             |
403  bb.0.entry:
404
405    ; GCN-LABEL: name: merge_global_load_dword_2_out_of_order
406    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
407    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX2_:%[0-9]+]]:vreg_64_align2 = GLOBAL_LOAD_DWORDX2 [[DEF]], 0, 0, implicit $exec :: (load (s64) from `ptr addrspace(1) undef`, align 4, addrspace 1)
408    ; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY [[GLOBAL_LOAD_DWORDX2_]].sub1
409    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX2_]].sub0
410    ; GCN-NEXT: S_NOP 0, implicit [[COPY]], implicit [[COPY1]]
411    %0:vreg_64_align2 = IMPLICIT_DEF
412    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef` + 4, basealign 8, addrspace 1)
413    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 4, addrspace 1)
414    S_NOP 0, implicit %1, implicit %2
415...
416
417---
418name:            merge_global_load_dword_3_out_of_order
419body:             |
420  bb.0.entry:
421
422    ; GCN-LABEL: name: merge_global_load_dword_3_out_of_order
423    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
424    ; GCN-NEXT: [[GLOBAL_LOAD_DWORDX3_:%[0-9]+]]:vreg_96_align2 = GLOBAL_LOAD_DWORDX3 [[DEF]], 0, 0, implicit $exec :: (load (s96) from `ptr addrspace(1) undef`, align 16, addrspace 1)
425    ; GCN-NEXT: [[COPY:%[0-9]+]]:vreg_64_align2 = COPY [[GLOBAL_LOAD_DWORDX3_]].sub0_sub1
426    ; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY killed [[GLOBAL_LOAD_DWORDX3_]].sub2
427    ; GCN-NEXT: [[COPY2:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub1
428    ; GCN-NEXT: [[COPY3:%[0-9]+]]:vgpr_32 = COPY killed [[COPY]].sub0
429    ; GCN-NEXT: S_NOP 0, implicit [[COPY2]], implicit [[COPY3]]
430    %0:vreg_64_align2 = IMPLICIT_DEF
431    %1:vgpr_32 = GLOBAL_LOAD_DWORD %0, 4, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef` + 4, align 4, addrspace 1)
432    %2:vgpr_32 = GLOBAL_LOAD_DWORD %0, 0, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef`, align 16, addrspace 1)
433    %3:vgpr_32 = GLOBAL_LOAD_DWORD %0, 8, 0, implicit $exec :: (load (s32) from `ptr addrspace(1) undef` + 8, align 8, addrspace 1)
434    S_NOP 0, implicit %1, implicit %2
435...
436
437---
438
439name:            merge_global_store_dword_2
440body:             |
441  bb.0.entry:
442
443    ; GCN-LABEL: name: merge_global_store_dword_2
444    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
445    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
446    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
447    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE killed [[DEF1]], %subreg.sub0, killed [[DEF2]], %subreg.sub1
448    ; GCN-NEXT: GLOBAL_STORE_DWORDX2 [[DEF]], killed [[REG_SEQUENCE]], 0, 0, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
449    %0:vreg_64_align2 = IMPLICIT_DEF
450    %1:vgpr_32 = IMPLICIT_DEF
451    %2:vgpr_32 = IMPLICIT_DEF
452    GLOBAL_STORE_DWORD %0, killed %1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
453    GLOBAL_STORE_DWORD killed %0, killed %2, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
454...
455
456---
457name:            merge_global_store_dword_3
458body:             |
459  bb.0.entry:
460
461    ; GCN-LABEL: name: merge_global_store_dword_3
462    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
463    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
464    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
465    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
466    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE killed [[DEF1]], %subreg.sub0, killed [[DEF2]], %subreg.sub1
467    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, killed [[DEF3]], %subreg.sub2
468    ; GCN-NEXT: GLOBAL_STORE_DWORDX3 [[DEF]], killed [[REG_SEQUENCE1]], 4, 1, implicit $exec :: (store (s96) into `ptr addrspace(1) undef`, align 4, addrspace 1)
469    %0:vreg_64_align2 = IMPLICIT_DEF
470    %1:vgpr_32 = IMPLICIT_DEF
471    %2:vgpr_32 = IMPLICIT_DEF
472    %3:vgpr_32 = IMPLICIT_DEF
473    GLOBAL_STORE_DWORD %0, killed %1, 4, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
474    GLOBAL_STORE_DWORD %0, killed %2, 8, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
475    GLOBAL_STORE_DWORD killed %0, killed %3, 12, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
476...
477
478---
479name:            merge_global_store_dword_4
480body:             |
481  bb.0.entry:
482
483    ; GCN-LABEL: name: merge_global_store_dword_4
484    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
485    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_128 = IMPLICIT_DEF
486    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF1]].sub1, %subreg.sub1, [[DEF1]].sub0, %subreg.sub0
487    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE [[DEF1]].sub2, %subreg.sub2, killed [[REG_SEQUENCE]], %subreg.sub0_sub1
488    ; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE [[DEF1]].sub3, %subreg.sub3, killed [[REG_SEQUENCE1]], %subreg.sub0_sub1_sub2
489    ; GCN-NEXT: GLOBAL_STORE_DWORDX4 [[DEF]], killed [[REG_SEQUENCE2]], 4, 2, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 4, addrspace 1)
490    %0:vreg_64_align2 = IMPLICIT_DEF
491    %1:vreg_128 = IMPLICIT_DEF
492    GLOBAL_STORE_DWORD %0, %1.sub1, 8, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
493    GLOBAL_STORE_DWORD %0, %1.sub2, 12, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
494    GLOBAL_STORE_DWORD %0, %1.sub3, 16, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
495    GLOBAL_STORE_DWORD killed %0, %1.sub0, 4, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
496...
497
498---
499name:            merge_global_store_dword_5
500body:             |
501  bb.0.entry:
502
503    ; GCN-LABEL: name: merge_global_store_dword_5
504    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
505    ; GCN-NEXT: [[DEF1:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
506    ; GCN-NEXT: [[DEF2:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
507    ; GCN-NEXT: [[DEF3:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
508    ; GCN-NEXT: [[DEF4:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
509    ; GCN-NEXT: [[DEF5:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
510    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:areg_64_align2 = REG_SEQUENCE [[DEF1]], %subreg.sub0, [[DEF2]], %subreg.sub1
511    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:areg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, [[DEF3]], %subreg.sub2
512    ; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:areg_128_align2 = REG_SEQUENCE killed [[REG_SEQUENCE1]], %subreg.sub0_sub1_sub2, [[DEF4]], %subreg.sub3
513    ; GCN-NEXT: GLOBAL_STORE_DWORDX4 [[DEF]], killed [[REG_SEQUENCE2]], 4, 3, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 4, addrspace 1)
514    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]], [[DEF5]], 20, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
515    %0:vreg_64_align2 = IMPLICIT_DEF
516    %1:agpr_32 = IMPLICIT_DEF
517    %2:agpr_32 = IMPLICIT_DEF
518    %3:agpr_32 = IMPLICIT_DEF
519    %4:agpr_32 = IMPLICIT_DEF
520    %5:agpr_32 = IMPLICIT_DEF
521    GLOBAL_STORE_DWORD %0, %1, 4, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
522    GLOBAL_STORE_DWORD %0, %2, 8, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 8, addrspace 1)
523    GLOBAL_STORE_DWORD %0, %3, 12, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
524    GLOBAL_STORE_DWORD %0, %4, 16, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
525    GLOBAL_STORE_DWORD %0, %5, 20, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
526...
527
528---
529name:            merge_global_store_dword_6
530body:             |
531  bb.0.entry:
532
533    ; GCN-LABEL: name: merge_global_store_dword_6
534    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
535    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
536    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
537    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
538    ; GCN-NEXT: [[DEF4:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
539    ; GCN-NEXT: [[DEF5:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
540    ; GCN-NEXT: [[DEF6:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
541    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF1]], %subreg.sub0, [[DEF2]], %subreg.sub1
542    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, [[DEF3]], %subreg.sub2
543    ; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE killed [[REG_SEQUENCE1]], %subreg.sub0_sub1_sub2, [[DEF4]], %subreg.sub3
544    ; GCN-NEXT: GLOBAL_STORE_DWORDX4 [[DEF]], killed [[REG_SEQUENCE2]], 4, 0, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 8, addrspace 1)
545    ; GCN-NEXT: [[REG_SEQUENCE3:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF5]], %subreg.sub0, [[DEF6]], %subreg.sub1
546    ; GCN-NEXT: GLOBAL_STORE_DWORDX2 [[DEF]], killed [[REG_SEQUENCE3]], 20, 0, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
547    %0:vreg_64_align2 = IMPLICIT_DEF
548    %1:vgpr_32 = IMPLICIT_DEF
549    %2:vgpr_32 = IMPLICIT_DEF
550    %3:vgpr_32 = IMPLICIT_DEF
551    %4:vgpr_32 = IMPLICIT_DEF
552    %5:vgpr_32 = IMPLICIT_DEF
553    %6:vgpr_32 = IMPLICIT_DEF
554    GLOBAL_STORE_DWORD %0, %1, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 8, addrspace 1)
555    GLOBAL_STORE_DWORD %0, %2, 8, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
556    GLOBAL_STORE_DWORD %0, %3, 12, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
557    GLOBAL_STORE_DWORD %0, %4, 16, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
558    GLOBAL_STORE_DWORD %0, %5, 20, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
559    GLOBAL_STORE_DWORD %0, %6, 24, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
560...
561
562---
563name:            merge_global_store_dwordx2
564body:             |
565  bb.0.entry:
566
567    ; GCN-LABEL: name: merge_global_store_dwordx2
568    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
569    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
570    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
571    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE killed [[DEF1]], %subreg.sub0_sub1, killed [[DEF2]], %subreg.sub2_sub3
572    ; GCN-NEXT: GLOBAL_STORE_DWORDX4 [[DEF]], killed [[REG_SEQUENCE]], 4, 0, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 4, addrspace 1)
573    %0:vreg_64_align2 = IMPLICIT_DEF
574    %1:vreg_64_align2 = IMPLICIT_DEF
575    %2:vreg_64_align2 = IMPLICIT_DEF
576    GLOBAL_STORE_DWORDX2 %0, killed %1, 4, 0, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
577    GLOBAL_STORE_DWORDX2 %0, killed %2, 12, 0, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
578...
579
580---
581name:            merge_global_store_dwordx3_with_dwordx1
582body:             |
583  bb.0.entry:
584
585    ; GCN-LABEL: name: merge_global_store_dwordx3_with_dwordx1
586    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
587    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_96_align2 = IMPLICIT_DEF
588    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
589    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE killed [[DEF1]], %subreg.sub0_sub1_sub2, killed [[DEF2]], %subreg.sub3
590    ; GCN-NEXT: GLOBAL_STORE_DWORDX4 [[DEF]], killed [[REG_SEQUENCE]], 4, 0, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, addrspace 1)
591    %0:vreg_64_align2 = IMPLICIT_DEF
592    %1:vreg_96_align2 = IMPLICIT_DEF
593    %2:vgpr_32 = IMPLICIT_DEF
594    GLOBAL_STORE_DWORDX3 %0, killed %1, 4, 0, implicit $exec :: (store (s96) into `ptr addrspace(1) undef`, align 16, addrspace 1)
595    GLOBAL_STORE_DWORD %0, killed %2, 16, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
596...
597
598---
599name:            no_merge_global_store_dword_agpr_with_vgpr
600body:             |
601  bb.0.entry:
602
603    ; GCN-LABEL: name: no_merge_global_store_dword_agpr_with_vgpr
604    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
605    ; GCN-NEXT: [[DEF1:%[0-9]+]]:agpr_32 = IMPLICIT_DEF
606    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
607    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]], killed [[DEF1]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
608    ; GCN-NEXT: GLOBAL_STORE_DWORD killed [[DEF]], killed [[DEF2]], 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
609    %0:vreg_64_align2 = IMPLICIT_DEF
610    %1:agpr_32 = IMPLICIT_DEF
611    %2:vgpr_32 = IMPLICIT_DEF
612    GLOBAL_STORE_DWORD %0, killed %1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
613    GLOBAL_STORE_DWORD killed %0, killed %2, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
614...
615
616---
617name:            no_merge_global_store_dword_disjoint
618body:             |
619  bb.0.entry:
620
621    ; GCN-LABEL: name: no_merge_global_store_dword_disjoint
622    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
623    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
624    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
625    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]], killed [[DEF1]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
626    ; GCN-NEXT: GLOBAL_STORE_DWORD killed [[DEF]], killed [[DEF2]], 6, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
627    %0:vreg_64_align2 = IMPLICIT_DEF
628    %1:vgpr_32 = IMPLICIT_DEF
629    %2:vgpr_32 = IMPLICIT_DEF
630    GLOBAL_STORE_DWORD %0, killed %1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
631    GLOBAL_STORE_DWORD killed %0, killed %2, 6, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
632...
633
634---
635name:            no_merge_global_store_dword_overlap
636body:             |
637  bb.0.entry:
638
639    ; GCN-LABEL: name: no_merge_global_store_dword_overlap
640    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
641    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
642    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
643    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]], killed [[DEF1]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
644    ; GCN-NEXT: GLOBAL_STORE_DWORD killed [[DEF]], killed [[DEF2]], 2, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 2, addrspace 1)
645    %0:vreg_64_align2 = IMPLICIT_DEF
646    %1:vgpr_32 = IMPLICIT_DEF
647    %2:vgpr_32 = IMPLICIT_DEF
648    GLOBAL_STORE_DWORD %0, killed %1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
649    GLOBAL_STORE_DWORD killed %0, killed %2, 2, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 2, addrspace 1)
650...
651
652---
653name:            no_merge_global_store_dword_different_cpol
654body:             |
655  bb.0.entry:
656
657    ; GCN-LABEL: name: no_merge_global_store_dword_different_cpol
658    ; GCN: [[DEF:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
659    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
660    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
661    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]], killed [[DEF1]], 0, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
662    ; GCN-NEXT: GLOBAL_STORE_DWORD killed [[DEF]], killed [[DEF2]], 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
663    %0:vreg_64_align2 = IMPLICIT_DEF
664    %1:vgpr_32 = IMPLICIT_DEF
665    %2:vgpr_32 = IMPLICIT_DEF
666    GLOBAL_STORE_DWORD %0, killed %1, 0, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
667    GLOBAL_STORE_DWORD killed %0, killed %2, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
668...
669
670---
671name:            no_merge_global_store_dword_different_vaddr
672body:             |
673  bb.0.entry:
674
675    ; GCN-LABEL: name: no_merge_global_store_dword_different_vaddr
676    ; GCN: [[DEF:%[0-9]+]]:vreg_128_align2 = IMPLICIT_DEF
677    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
678    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
679    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]].sub0_sub1, killed [[DEF1]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
680    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF]].sub2_sub3, killed [[DEF2]], 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
681    %0:vreg_128_align2 = IMPLICIT_DEF
682    %1:vgpr_32 = IMPLICIT_DEF
683    %2:vgpr_32 = IMPLICIT_DEF
684    GLOBAL_STORE_DWORD %0.sub0_sub1, killed %1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
685    GLOBAL_STORE_DWORD %0.sub2_sub3, killed %2, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
686...
687
688---
689name:            merge_global_store_dword_saddr_2
690body:             |
691  bb.0.entry:
692
693    ; GCN-LABEL: name: merge_global_store_dword_saddr_2
694    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
695    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
696    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
697    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
698    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF2]], %subreg.sub0, [[DEF3]], %subreg.sub1
699    ; GCN-NEXT: GLOBAL_STORE_DWORDX2_SADDR [[DEF1]], killed [[REG_SEQUENCE]], [[DEF]], 0, 0, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
700    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
701    %1:vgpr_32 = IMPLICIT_DEF
702    %2:vgpr_32 = IMPLICIT_DEF
703    %3:vgpr_32 = IMPLICIT_DEF
704    GLOBAL_STORE_DWORD_SADDR %1, %2, %0, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
705    GLOBAL_STORE_DWORD_SADDR %1, %3, %0, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
706...
707
708---
709name:            merge_global_store_dword_saddr_3
710body:             |
711  bb.0.entry:
712
713    ; GCN-LABEL: name: merge_global_store_dword_saddr_3
714    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
715    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
716    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
717    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
718    ; GCN-NEXT: [[DEF4:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
719    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF2]], %subreg.sub0, [[DEF3]], %subreg.sub1
720    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, [[DEF4]], %subreg.sub2
721    ; GCN-NEXT: GLOBAL_STORE_DWORDX3_SADDR [[DEF1]], killed [[REG_SEQUENCE1]], [[DEF]], 4, 1, implicit $exec :: (store (s96) into `ptr addrspace(1) undef`, align 4, addrspace 1)
722    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
723    %1:vgpr_32 = IMPLICIT_DEF
724    %2:vgpr_32 = IMPLICIT_DEF
725    %3:vgpr_32 = IMPLICIT_DEF
726    %4:vgpr_32 = IMPLICIT_DEF
727    GLOBAL_STORE_DWORD_SADDR %1, %2, %0, 4, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
728    GLOBAL_STORE_DWORD_SADDR %1, %3, %0, 8, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
729    GLOBAL_STORE_DWORD_SADDR %1, %4, %0, 12, 1, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
730...
731
732---
733name:            merge_global_store_dword_saddr_4
734body:             |
735  bb.0.entry:
736
737    ; GCN-LABEL: name: merge_global_store_dword_saddr_4
738    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
739    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
740    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
741    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
742    ; GCN-NEXT: [[DEF4:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
743    ; GCN-NEXT: [[DEF5:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
744    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF2]], %subreg.sub0, [[DEF3]], %subreg.sub1
745    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, [[DEF4]], %subreg.sub2
746    ; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE killed [[REG_SEQUENCE1]], %subreg.sub0_sub1_sub2, [[DEF5]], %subreg.sub3
747    ; GCN-NEXT: GLOBAL_STORE_DWORDX4_SADDR [[DEF1]], killed [[REG_SEQUENCE2]], [[DEF]], 4, 2, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 4, addrspace 1)
748    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
749    %1:vgpr_32 = IMPLICIT_DEF
750    %2:vgpr_32 = IMPLICIT_DEF
751    %3:vgpr_32 = IMPLICIT_DEF
752    %4:vgpr_32 = IMPLICIT_DEF
753    %5:vgpr_32 = IMPLICIT_DEF
754    GLOBAL_STORE_DWORD_SADDR %1, %2, %0, 4, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
755    GLOBAL_STORE_DWORD_SADDR %1, %3, %0, 8, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
756    GLOBAL_STORE_DWORD_SADDR %1, %4, %0, 12, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
757    GLOBAL_STORE_DWORD_SADDR %1, %5, %0, 16, 2, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
758...
759
760---
761name:            merge_global_store_dword_saddr_6
762body:             |
763  bb.0.entry:
764
765    ; GCN-LABEL: name: merge_global_store_dword_saddr_6
766    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
767    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
768    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
769    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
770    ; GCN-NEXT: [[DEF4:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
771    ; GCN-NEXT: [[DEF5:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
772    ; GCN-NEXT: [[DEF6:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
773    ; GCN-NEXT: [[DEF7:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
774    ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF2]], %subreg.sub0, [[DEF3]], %subreg.sub1
775    ; GCN-NEXT: [[REG_SEQUENCE1:%[0-9]+]]:vreg_96_align2 = REG_SEQUENCE killed [[REG_SEQUENCE]], %subreg.sub0_sub1, [[DEF4]], %subreg.sub2
776    ; GCN-NEXT: [[REG_SEQUENCE2:%[0-9]+]]:vreg_128_align2 = REG_SEQUENCE killed [[REG_SEQUENCE1]], %subreg.sub0_sub1_sub2, [[DEF5]], %subreg.sub3
777    ; GCN-NEXT: GLOBAL_STORE_DWORDX4_SADDR [[DEF1]], killed [[REG_SEQUENCE2]], [[DEF]], 4, 3, implicit $exec :: (store (s128) into `ptr addrspace(1) undef`, align 4, addrspace 1)
778    ; GCN-NEXT: [[REG_SEQUENCE3:%[0-9]+]]:vreg_64_align2 = REG_SEQUENCE [[DEF6]], %subreg.sub0, [[DEF7]], %subreg.sub1
779    ; GCN-NEXT: GLOBAL_STORE_DWORDX2_SADDR [[DEF1]], killed [[REG_SEQUENCE3]], [[DEF]], 20, 3, implicit $exec :: (store (s64) into `ptr addrspace(1) undef`, align 4, addrspace 1)
780    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
781    %1:vgpr_32 = IMPLICIT_DEF
782    %2:vgpr_32 = IMPLICIT_DEF
783    %3:vgpr_32 = IMPLICIT_DEF
784    %4:vgpr_32 = IMPLICIT_DEF
785    %5:vgpr_32 = IMPLICIT_DEF
786    %6:vgpr_32 = IMPLICIT_DEF
787    %7:vgpr_32 = IMPLICIT_DEF
788    GLOBAL_STORE_DWORD_SADDR %1, %2, %0, 4, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
789    GLOBAL_STORE_DWORD_SADDR %1, %3, %0, 8, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
790    GLOBAL_STORE_DWORD_SADDR %1, %4, %0, 12, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
791    GLOBAL_STORE_DWORD_SADDR %1, %5, %0, 16, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
792    GLOBAL_STORE_DWORD_SADDR %1, %6, %0, 20, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
793    GLOBAL_STORE_DWORD_SADDR %1, %7, %0, 24, 3, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
794...
795
796---
797name:            no_merge_global_store_dword_saddr_with_global_store_dword
798body:             |
799  bb.0.entry:
800
801    ; GCN-LABEL: name: no_merge_global_store_dword_saddr_with_global_store_dword
802    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
803    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
804    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
805    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
806    ; GCN-NEXT: GLOBAL_STORE_DWORD_SADDR [[DEF1]].sub0, [[DEF2]], [[DEF]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
807    ; GCN-NEXT: GLOBAL_STORE_DWORD [[DEF1]], [[DEF3]], 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
808    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
809    %1:vreg_64_align2 = IMPLICIT_DEF
810    %2:vgpr_32 = IMPLICIT_DEF
811    %3:vgpr_32 = IMPLICIT_DEF
812    GLOBAL_STORE_DWORD_SADDR %1.sub0, %2, %0, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
813    GLOBAL_STORE_DWORD %1, %3, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
814...
815
816---
817name:            no_merge_global_store_dword_saddr_different_vaddr
818body:             |
819  bb.0.entry:
820
821    ; GCN-LABEL: name: no_merge_global_store_dword_saddr_different_vaddr
822    ; GCN: [[DEF:%[0-9]+]]:sreg_64_xexec_xnull = IMPLICIT_DEF
823    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vreg_64_align2 = IMPLICIT_DEF
824    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
825    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
826    ; GCN-NEXT: GLOBAL_STORE_DWORD_SADDR [[DEF1]].sub0, [[DEF2]], [[DEF]], 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
827    ; GCN-NEXT: GLOBAL_STORE_DWORD_SADDR [[DEF1]].sub1, [[DEF3]], [[DEF]], 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
828    %0:sreg_64_xexec_xnull = IMPLICIT_DEF
829    %1:vreg_64_align2 = IMPLICIT_DEF
830    %2:vgpr_32 = IMPLICIT_DEF
831    %3:vgpr_32 = IMPLICIT_DEF
832    GLOBAL_STORE_DWORD_SADDR %1.sub0, %2, %0, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
833    GLOBAL_STORE_DWORD_SADDR %1.sub1, %3, %0, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
834...
835
836---
837name:            no_merge_global_store_dword_saddr_different_saddr
838body:             |
839  bb.0.entry:
840
841    ; GCN-LABEL: name: no_merge_global_store_dword_saddr_different_saddr
842    ; GCN: [[DEF:%[0-9]+]]:sgpr_128 = IMPLICIT_DEF
843    ; GCN-NEXT: [[DEF1:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
844    ; GCN-NEXT: [[DEF2:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
845    ; GCN-NEXT: [[DEF3:%[0-9]+]]:vgpr_32 = IMPLICIT_DEF
846    ; GCN-NEXT: GLOBAL_STORE_DWORD_SADDR [[DEF1]], [[DEF2]], [[DEF]].sub0_sub1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
847    ; GCN-NEXT: GLOBAL_STORE_DWORD_SADDR [[DEF1]], [[DEF3]], [[DEF]].sub2_sub3, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, addrspace 1)
848    %0:sgpr_128 = IMPLICIT_DEF
849    %1:vgpr_32 = IMPLICIT_DEF
850    %2:vgpr_32 = IMPLICIT_DEF
851    %3:vgpr_32 = IMPLICIT_DEF
852    GLOBAL_STORE_DWORD_SADDR %1, %2, %0.sub0_sub1, 0, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
853    GLOBAL_STORE_DWORD_SADDR %1, %3, %0.sub2_sub3, 4, 0, implicit $exec :: (store (s32) into `ptr addrspace(1) undef`, align 4, addrspace 1)
854...
855