source: icGREP/icgrep-devel/llvm-3.8.0.src/test/CodeGen/AMDGPU/si-triv-disjoint-mem-access.ll @ 5027

Last change on this file since 5027 was 5027, checked in by cameron, 3 years ago

Upgrade to llvm 3.8

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1; RUN: llc -march=amdgcn -mcpu=bonaire -verify-machineinstrs -enable-misched -enable-aa-sched-mi < %s | FileCheck -check-prefix=FUNC -check-prefix=CI %s
2
3declare void @llvm.SI.tbuffer.store.i32(<16 x i8>, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32)
4declare void @llvm.SI.tbuffer.store.v4i32(<16 x i8>, <4 x i32>, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32)
5declare void @llvm.AMDGPU.barrier.local() #2
6
7
8@stored_lds_ptr = addrspace(3) global i32 addrspace(3)* undef, align 4
9@stored_constant_ptr = addrspace(3) global i32 addrspace(2)* undef, align 8
10@stored_global_ptr = addrspace(3) global i32 addrspace(1)* undef, align 8
11
12; FUNC-LABEL: @reorder_local_load_global_store_local_load
13; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:4
14; CI-NEXT: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:8
15; CI: buffer_store_dword
16define void @reorder_local_load_global_store_local_load(i32 addrspace(1)* %out, i32 addrspace(1)* %gptr) #0 {
17  %ptr0 = load i32 addrspace(3)*, i32 addrspace(3)* addrspace(3)* @stored_lds_ptr, align 4
18
19  %ptr1 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 1
20  %ptr2 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 2
21
22  %tmp1 = load i32, i32 addrspace(3)* %ptr1, align 4
23  store i32 99, i32 addrspace(1)* %gptr, align 4
24  %tmp2 = load i32, i32 addrspace(3)* %ptr2, align 4
25
26  %add = add nsw i32 %tmp1, %tmp2
27
28  store i32 %add, i32 addrspace(1)* %out, align 4
29  ret void
30}
31
32; FUNC-LABEL: @no_reorder_local_load_volatile_global_store_local_load
33; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:4
34; CI: buffer_store_dword
35; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:8
36define void @no_reorder_local_load_volatile_global_store_local_load(i32 addrspace(1)* %out, i32 addrspace(1)* %gptr) #0 {
37  %ptr0 = load i32 addrspace(3)*, i32 addrspace(3)* addrspace(3)* @stored_lds_ptr, align 4
38
39  %ptr1 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 1
40  %ptr2 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 2
41
42  %tmp1 = load i32, i32 addrspace(3)* %ptr1, align 4
43  store volatile i32 99, i32 addrspace(1)* %gptr, align 4
44  %tmp2 = load i32, i32 addrspace(3)* %ptr2, align 4
45
46  %add = add nsw i32 %tmp1, %tmp2
47
48  store i32 %add, i32 addrspace(1)* %out, align 4
49  ret void
50}
51
52; FUNC-LABEL: @no_reorder_barrier_local_load_global_store_local_load
53; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:4
54; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:8
55; CI: buffer_store_dword
56define void @no_reorder_barrier_local_load_global_store_local_load(i32 addrspace(1)* %out, i32 addrspace(1)* %gptr) #0 {
57  %ptr0 = load i32 addrspace(3)*, i32 addrspace(3)* addrspace(3)* @stored_lds_ptr, align 4
58
59  %ptr1 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 1
60  %ptr2 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 2
61
62  %tmp1 = load i32, i32 addrspace(3)* %ptr1, align 4
63  store i32 99, i32 addrspace(1)* %gptr, align 4
64  call void @llvm.AMDGPU.barrier.local() #2
65  %tmp2 = load i32, i32 addrspace(3)* %ptr2, align 4
66
67  %add = add nsw i32 %tmp1, %tmp2
68
69  store i32 %add, i32 addrspace(1)* %out, align 4
70  ret void
71}
72
73; Technically we could reorder these, but just comparing the
74; instruction type of the load is insufficient.
75
76; FUNC-LABEL: @no_reorder_constant_load_global_store_constant_load
77; CI: buffer_load_dword
78; CI: buffer_store_dword
79; CI: buffer_load_dword
80; CI: buffer_store_dword
81define void @no_reorder_constant_load_global_store_constant_load(i32 addrspace(1)* %out, i32 addrspace(1)* %gptr) #0 {
82  %ptr0 = load i32 addrspace(2)*, i32 addrspace(2)* addrspace(3)* @stored_constant_ptr, align 8
83
84  %ptr1 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 1
85  %ptr2 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 2
86
87  %tmp1 = load i32, i32 addrspace(2)* %ptr1, align 4
88  store i32 99, i32 addrspace(1)* %gptr, align 4
89  %tmp2 = load i32, i32 addrspace(2)* %ptr2, align 4
90
91  %add = add nsw i32 %tmp1, %tmp2
92
93  store i32 %add, i32 addrspace(1)* %out, align 4
94  ret void
95}
96
97; FUNC-LABEL: @reorder_constant_load_local_store_constant_load
98; CI: buffer_load_dword
99; CI: buffer_load_dword
100; CI: ds_write_b32
101; CI: buffer_store_dword
102define void @reorder_constant_load_local_store_constant_load(i32 addrspace(1)* %out, i32 addrspace(3)* %lptr) #0 {
103  %ptr0 = load i32 addrspace(2)*, i32 addrspace(2)* addrspace(3)* @stored_constant_ptr, align 8
104
105  %ptr1 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 1
106  %ptr2 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 2
107
108  %tmp1 = load i32, i32 addrspace(2)* %ptr1, align 4
109  store i32 99, i32 addrspace(3)* %lptr, align 4
110  %tmp2 = load i32, i32 addrspace(2)* %ptr2, align 4
111
112  %add = add nsw i32 %tmp1, %tmp2
113
114  store i32 %add, i32 addrspace(1)* %out, align 4
115  ret void
116}
117
118; FUNC-LABEL: @reorder_smrd_load_local_store_smrd_load
119; CI: s_load_dword
120; CI: s_load_dword
121; CI: s_load_dword
122; CI: ds_write_b32
123; CI: buffer_store_dword
124define void @reorder_smrd_load_local_store_smrd_load(i32 addrspace(1)* %out, i32 addrspace(3)* noalias %lptr, i32 addrspace(2)* %ptr0) #0 {
125  %ptr1 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 1
126  %ptr2 = getelementptr inbounds i32, i32 addrspace(2)* %ptr0, i64 2
127
128  %tmp1 = load i32, i32 addrspace(2)* %ptr1, align 4
129  store i32 99, i32 addrspace(3)* %lptr, align 4
130  %tmp2 = load i32, i32 addrspace(2)* %ptr2, align 4
131
132  %add = add nsw i32 %tmp1, %tmp2
133
134  store i32 %add, i32 addrspace(1)* %out, align 4
135  ret void
136}
137
138; FUNC-LABEL: @reorder_global_load_local_store_global_load
139; CI: buffer_load_dword
140; CI: buffer_load_dword
141; CI: ds_write_b32
142; CI: buffer_store_dword
143define void @reorder_global_load_local_store_global_load(i32 addrspace(1)* %out, i32 addrspace(3)* %lptr, i32 addrspace(1)* %ptr0) #0 {
144  %ptr1 = getelementptr inbounds i32, i32 addrspace(1)* %ptr0, i64 1
145  %ptr2 = getelementptr inbounds i32, i32 addrspace(1)* %ptr0, i64 2
146
147  %tmp1 = load i32, i32 addrspace(1)* %ptr1, align 4
148  store i32 99, i32 addrspace(3)* %lptr, align 4
149  %tmp2 = load i32, i32 addrspace(1)* %ptr2, align 4
150
151  %add = add nsw i32 %tmp1, %tmp2
152
153  store i32 %add, i32 addrspace(1)* %out, align 4
154  ret void
155}
156
157; FUNC-LABEL: @reorder_local_offsets
158; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:400
159; CI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:404
160; CI: ds_write_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:12
161; CI: ds_write_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:400
162; CI: ds_write_b32 {{v[0-9]+}}, {{v[0-9]+}} offset:404
163; CI: buffer_store_dword
164; CI: s_endpgm
165define void @reorder_local_offsets(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* noalias nocapture readnone %gptr, i32 addrspace(3)* noalias nocapture %ptr0) #0 {
166  %ptr1 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 3
167  %ptr2 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 100
168  %ptr3 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 101
169
170  store i32 123, i32 addrspace(3)* %ptr1, align 4
171  %tmp1 = load i32, i32 addrspace(3)* %ptr2, align 4
172  %tmp2 = load i32, i32 addrspace(3)* %ptr3, align 4
173  store i32 123, i32 addrspace(3)* %ptr2, align 4
174  %tmp3 = load i32, i32 addrspace(3)* %ptr1, align 4
175  store i32 789, i32 addrspace(3)* %ptr3, align 4
176
177  %add.0 = add nsw i32 %tmp2, %tmp1
178  %add.1 = add nsw i32 %add.0, %tmp3
179  store i32 %add.1, i32 addrspace(1)* %out, align 4
180  ret void
181}
182
183; FUNC-LABEL: @reorder_global_offsets
184; CI: buffer_load_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:400
185; CI: buffer_load_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:404
186; CI: buffer_store_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:12
187; CI: buffer_load_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:12
188; CI: buffer_store_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:400
189; CI: buffer_store_dword {{v[0-9]+}}, {{s\[[0-9]+:[0-9]+\]}}, 0 offset:404
190; CI: buffer_store_dword
191; CI: s_endpgm
192define void @reorder_global_offsets(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* noalias nocapture readnone %gptr, i32 addrspace(1)* noalias nocapture %ptr0) #0 {
193  %ptr1 = getelementptr inbounds i32, i32 addrspace(1)* %ptr0, i32 3
194  %ptr2 = getelementptr inbounds i32, i32 addrspace(1)* %ptr0, i32 100
195  %ptr3 = getelementptr inbounds i32, i32 addrspace(1)* %ptr0, i32 101
196
197  store i32 123, i32 addrspace(1)* %ptr1, align 4
198  %tmp1 = load i32, i32 addrspace(1)* %ptr2, align 4
199  %tmp2 = load i32, i32 addrspace(1)* %ptr3, align 4
200  store i32 123, i32 addrspace(1)* %ptr2, align 4
201  %tmp3 = load i32, i32 addrspace(1)* %ptr1, align 4
202  store i32 789, i32 addrspace(1)* %ptr3, align 4
203
204  %add.0 = add nsw i32 %tmp2, %tmp1
205  %add.1 = add nsw i32 %add.0, %tmp3
206  store i32 %add.1, i32 addrspace(1)* %out, align 4
207  ret void
208}
209
210; XFUNC-LABEL: @reorder_local_load_tbuffer_store_local_load
211; XCI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}}, 0x4
212; XCI: TBUFFER_STORE_FORMAT
213; XCI: ds_read_b32 {{v[0-9]+}}, {{v[0-9]+}}, 0x8
214; define void @reorder_local_load_tbuffer_store_local_load(i32 addrspace(1)* %out, i32 %a1, i32 %vaddr) #1 {
215;   %ptr0 = load i32 addrspace(3)*, i32 addrspace(3)* addrspace(3)* @stored_lds_ptr, align 4
216
217;   %ptr1 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 1
218;   %ptr2 = getelementptr inbounds i32, i32 addrspace(3)* %ptr0, i32 2
219
220;   %tmp1 = load i32, i32 addrspace(3)* %ptr1, align 4
221
222;   %vdata = insertelement <4 x i32> undef, i32 %a1, i32 0
223;   call void @llvm.SI.tbuffer.store.v4i32(<16 x i8> undef, <4 x i32> %vdata,
224;         i32 4, i32 %vaddr, i32 0, i32 32, i32 14, i32 4, i32 1, i32 0, i32 1,
225;         i32 1, i32 0)
226
227;   %tmp2 = load i32, i32 addrspace(3)* %ptr2, align 4
228
229;   %add = add nsw i32 %tmp1, %tmp2
230
231;   store i32 %add, i32 addrspace(1)* %out, align 4
232;   ret void
233; }
234
235attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" }
236attributes #1 = { "ShaderType"="1" nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" }
237attributes #2 = { nounwind convergent }
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