1 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs -amdgpu-load-store-vectorizer=0 < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=GCN-AA %s
2 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=bonaire -verify-machineinstrs -amdgpu-load-store-vectorizer=0 < %s | FileCheck -check-prefix=CI -check-prefix=GCN -check-prefix=GCN-AA %s
4 ; This test is mostly to test DAG store merging, so disable the vectorizer.
5 ; Run with devices with different unaligned load restrictions.
7 ; TODO: Vector element tests
8 ; TODO: Non-zero base offset for load and store combinations
9 ; TODO: Same base addrspacecasted
12 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i8:
13 ; GCN: buffer_store_short
15 define amdgpu_kernel void @merge_global_store_2_constants_i8(i8 addrspace(1)* %out) #0 {
16 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i32 1
18 store i8 123, i8 addrspace(1)* %out.gep.1
19 store i8 456, i8 addrspace(1)* %out, align 2
23 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i8_natural_align:
24 ; GCN: buffer_store_byte
25 ; GCN: buffer_store_byte
27 define amdgpu_kernel void @merge_global_store_2_constants_i8_natural_align(i8 addrspace(1)* %out) #0 {
28 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i32 1
30 store i8 123, i8 addrspace(1)* %out.gep.1
31 store i8 456, i8 addrspace(1)* %out
35 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i16:
36 ; GCN: buffer_store_dword v
37 define amdgpu_kernel void @merge_global_store_2_constants_i16(i16 addrspace(1)* %out) #0 {
38 %out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
40 store i16 123, i16 addrspace(1)* %out.gep.1
41 store i16 456, i16 addrspace(1)* %out, align 4
45 ; GCN-LABEL: {{^}}merge_global_store_2_constants_0_i16:
46 ; GCN: buffer_store_dword v
47 define amdgpu_kernel void @merge_global_store_2_constants_0_i16(i16 addrspace(1)* %out) #0 {
48 %out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
50 store i16 0, i16 addrspace(1)* %out.gep.1
51 store i16 0, i16 addrspace(1)* %out, align 4
55 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i16_natural_align:
56 ; GCN: buffer_store_short
57 ; GCN: buffer_store_short
59 define amdgpu_kernel void @merge_global_store_2_constants_i16_natural_align(i16 addrspace(1)* %out) #0 {
60 %out.gep.1 = getelementptr i16, i16 addrspace(1)* %out, i32 1
62 store i16 123, i16 addrspace(1)* %out.gep.1
63 store i16 456, i16 addrspace(1)* %out
67 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i32:
68 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
69 ; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x7b
70 ; GCN: buffer_store_dwordx2 v{{\[}}[[LO]]:[[HI]]{{\]}}
71 define amdgpu_kernel void @merge_global_store_2_constants_i32(i32 addrspace(1)* %out) #0 {
72 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
74 store i32 123, i32 addrspace(1)* %out.gep.1
75 store i32 456, i32 addrspace(1)* %out
79 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i32_f32:
80 ; GCN: buffer_store_dwordx2
81 define amdgpu_kernel void @merge_global_store_2_constants_i32_f32(i32 addrspace(1)* %out) #0 {
82 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
83 %out.gep.1.bc = bitcast i32 addrspace(1)* %out.gep.1 to float addrspace(1)*
84 store float 1.0, float addrspace(1)* %out.gep.1.bc
85 store i32 456, i32 addrspace(1)* %out
89 ; GCN-LABEL: {{^}}merge_global_store_2_constants_f32_i32:
90 ; GCN-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], 4.0
91 ; GCN-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], 0x7b
92 ; GCN: buffer_store_dwordx2 v{{\[}}[[VLO]]:[[VHI]]{{\]}}
93 define amdgpu_kernel void @merge_global_store_2_constants_f32_i32(float addrspace(1)* %out) #0 {
94 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
95 %out.gep.1.bc = bitcast float addrspace(1)* %out.gep.1 to i32 addrspace(1)*
96 store i32 123, i32 addrspace(1)* %out.gep.1.bc
97 store float 4.0, float addrspace(1)* %out
101 ; GCN-LABEL: {{^}}merge_global_store_4_constants_i32:
102 ; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x14d{{$}}
103 ; GCN-DAG: v_mov_b32_e32 v{{[0-9]+}}, 0x1c8{{$}}
104 ; GCN-DAG: v_mov_b32_e32 v{{[0-9]+}}, 0x7b{{$}}
105 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x4d2{{$}}
106 ; GCN: buffer_store_dwordx4 v{{\[}}[[LO]]:[[HI]]{{\]}}
107 define amdgpu_kernel void @merge_global_store_4_constants_i32(i32 addrspace(1)* %out) #0 {
108 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
109 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
110 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
112 store i32 123, i32 addrspace(1)* %out.gep.1
113 store i32 456, i32 addrspace(1)* %out.gep.2
114 store i32 333, i32 addrspace(1)* %out.gep.3
115 store i32 1234, i32 addrspace(1)* %out
119 ; GCN-LABEL: {{^}}merge_global_store_4_constants_f32_order:
120 ; GCN: buffer_store_dwordx4
121 define amdgpu_kernel void @merge_global_store_4_constants_f32_order(float addrspace(1)* %out) #0 {
122 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
123 %out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
124 %out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
126 store float 8.0, float addrspace(1)* %out
127 store float 1.0, float addrspace(1)* %out.gep.1
128 store float 2.0, float addrspace(1)* %out.gep.2
129 store float 4.0, float addrspace(1)* %out.gep.3
133 ; First store is out of order.
134 ; GCN-LABEL: {{^}}merge_global_store_4_constants_f32:
135 ; GCN: buffer_store_dwordx4
136 define amdgpu_kernel void @merge_global_store_4_constants_f32(float addrspace(1)* %out) #0 {
137 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
138 %out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
139 %out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
141 store float 1.0, float addrspace(1)* %out.gep.1
142 store float 2.0, float addrspace(1)* %out.gep.2
143 store float 4.0, float addrspace(1)* %out.gep.3
144 store float 8.0, float addrspace(1)* %out
148 ; GCN-LABEL: {{^}}merge_global_store_4_constants_mixed_i32_f32:
149 ; GCN-AA: buffer_store_dwordx4 v
151 define amdgpu_kernel void @merge_global_store_4_constants_mixed_i32_f32(float addrspace(1)* %out) #0 {
152 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
153 %out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
154 %out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
156 %out.gep.1.bc = bitcast float addrspace(1)* %out.gep.1 to i32 addrspace(1)*
157 %out.gep.3.bc = bitcast float addrspace(1)* %out.gep.3 to i32 addrspace(1)*
159 store i32 11, i32 addrspace(1)* %out.gep.1.bc
160 store float 2.0, float addrspace(1)* %out.gep.2
161 store i32 17, i32 addrspace(1)* %out.gep.3.bc
162 store float 8.0, float addrspace(1)* %out
166 ; GCN-LABEL: {{^}}merge_global_store_3_constants_i32:
167 ; SI-DAG: buffer_store_dwordx2
168 ; SI-DAG: buffer_store_dword v
169 ; CI-DAG: buffer_store_dwordx3
170 ; GCN-NOT: buffer_store_dword
172 define amdgpu_kernel void @merge_global_store_3_constants_i32(i32 addrspace(1)* %out) #0 {
173 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
174 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
176 store i32 123, i32 addrspace(1)* %out.gep.1
177 store i32 456, i32 addrspace(1)* %out.gep.2
178 store i32 1234, i32 addrspace(1)* %out
182 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i64:
183 ; GCN: buffer_store_dwordx4
184 define amdgpu_kernel void @merge_global_store_2_constants_i64(i64 addrspace(1)* %out) #0 {
185 %out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
187 store i64 123, i64 addrspace(1)* %out.gep.1
188 store i64 456, i64 addrspace(1)* %out
192 ; GCN-LABEL: {{^}}merge_global_store_4_constants_i64:
193 ; GCN: buffer_store_dwordx4
194 ; GCN: buffer_store_dwordx4
195 define amdgpu_kernel void @merge_global_store_4_constants_i64(i64 addrspace(1)* %out) #0 {
196 %out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
197 %out.gep.2 = getelementptr i64, i64 addrspace(1)* %out, i64 2
198 %out.gep.3 = getelementptr i64, i64 addrspace(1)* %out, i64 3
200 store i64 123, i64 addrspace(1)* %out.gep.1
201 store i64 456, i64 addrspace(1)* %out.gep.2
202 store i64 333, i64 addrspace(1)* %out.gep.3
203 store i64 1234, i64 addrspace(1)* %out
207 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32:
208 ; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]]
209 ; GCN: buffer_store_dwordx2 [[LOAD]]
210 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
211 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
212 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
214 %lo = load i32, i32 addrspace(1)* %in
215 %hi = load i32, i32 addrspace(1)* %in.gep.1
217 store i32 %lo, i32 addrspace(1)* %out
218 store i32 %hi, i32 addrspace(1)* %out.gep.1
222 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32_nonzero_base:
223 ; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
224 ; GCN: buffer_store_dwordx2 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
225 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
226 %in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 2
227 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 3
229 %out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 2
230 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 3
231 %lo = load i32, i32 addrspace(1)* %in.gep.0
232 %hi = load i32, i32 addrspace(1)* %in.gep.1
234 store i32 %lo, i32 addrspace(1)* %out.gep.0
235 store i32 %hi, i32 addrspace(1)* %out.gep.1
239 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_shuffle_i32:
240 ; GCN: buffer_load_dwordx2 v
241 ; GCN: buffer_store_dwordx2 v
242 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
243 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
244 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
246 %lo = load i32, i32 addrspace(1)* %in
247 %hi = load i32, i32 addrspace(1)* %in.gep.1
249 store i32 %hi, i32 addrspace(1)* %out
250 store i32 %lo, i32 addrspace(1)* %out.gep.1
254 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32:
255 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
256 ; GCN: buffer_store_dwordx4 [[LOAD]]
257 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
258 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
259 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
260 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
261 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
262 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
263 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
265 %x = load i32, i32 addrspace(1)* %in
266 %y = load i32, i32 addrspace(1)* %in.gep.1
267 %z = load i32, i32 addrspace(1)* %in.gep.2
268 %w = load i32, i32 addrspace(1)* %in.gep.3
270 store i32 %x, i32 addrspace(1)* %out
271 store i32 %y, i32 addrspace(1)* %out.gep.1
272 store i32 %z, i32 addrspace(1)* %out.gep.2
273 store i32 %w, i32 addrspace(1)* %out.gep.3
277 ; GCN-LABEL: {{^}}merge_global_store_3_adjacent_loads_i32:
278 ; SI-DAG: buffer_load_dwordx4
279 ; CI-DAG: buffer_load_dwordx3
281 ; SI-DAG: buffer_store_dwordx2
282 ; SI-DAG: buffer_store_dword v
283 ; CI-DAG: buffer_store_dwordx3
285 define amdgpu_kernel void @merge_global_store_3_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
286 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
287 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
288 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
289 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
291 %x = load i32, i32 addrspace(1)* %in
292 %y = load i32, i32 addrspace(1)* %in.gep.1
293 %z = load i32, i32 addrspace(1)* %in.gep.2
295 store i32 %x, i32 addrspace(1)* %out
296 store i32 %y, i32 addrspace(1)* %out.gep.1
297 store i32 %z, i32 addrspace(1)* %out.gep.2
301 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_f32:
302 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
303 ; GCN: buffer_store_dwordx4 [[LOAD]]
304 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_f32(float addrspace(1)* %out, float addrspace(1)* %in) #0 {
305 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
306 %out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
307 %out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
308 %in.gep.1 = getelementptr float, float addrspace(1)* %in, i32 1
309 %in.gep.2 = getelementptr float, float addrspace(1)* %in, i32 2
310 %in.gep.3 = getelementptr float, float addrspace(1)* %in, i32 3
312 %x = load float, float addrspace(1)* %in
313 %y = load float, float addrspace(1)* %in.gep.1
314 %z = load float, float addrspace(1)* %in.gep.2
315 %w = load float, float addrspace(1)* %in.gep.3
317 store float %x, float addrspace(1)* %out
318 store float %y, float addrspace(1)* %out.gep.1
319 store float %z, float addrspace(1)* %out.gep.2
320 store float %w, float addrspace(1)* %out.gep.3
324 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32_nonzero_base:
325 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:44
326 ; GCN: buffer_store_dwordx4 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:28
327 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
328 %in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 11
329 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 12
330 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 13
331 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 14
332 %out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 7
333 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 8
334 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 9
335 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 10
337 %x = load i32, i32 addrspace(1)* %in.gep.0
338 %y = load i32, i32 addrspace(1)* %in.gep.1
339 %z = load i32, i32 addrspace(1)* %in.gep.2
340 %w = load i32, i32 addrspace(1)* %in.gep.3
342 store i32 %x, i32 addrspace(1)* %out.gep.0
343 store i32 %y, i32 addrspace(1)* %out.gep.1
344 store i32 %z, i32 addrspace(1)* %out.gep.2
345 store i32 %w, i32 addrspace(1)* %out.gep.3
349 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_inverse_i32:
350 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
352 ; GCN: buffer_store_dwordx4 [[LOAD]]
353 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_inverse_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
354 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
355 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
356 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
357 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
358 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
359 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
361 %x = load i32, i32 addrspace(1)* %in
362 %y = load i32, i32 addrspace(1)* %in.gep.1
363 %z = load i32, i32 addrspace(1)* %in.gep.2
364 %w = load i32, i32 addrspace(1)* %in.gep.3
366 ; Make sure the barrier doesn't stop this
367 tail call void @llvm.amdgcn.s.barrier() #1
369 store i32 %w, i32 addrspace(1)* %out.gep.3
370 store i32 %z, i32 addrspace(1)* %out.gep.2
371 store i32 %y, i32 addrspace(1)* %out.gep.1
372 store i32 %x, i32 addrspace(1)* %out
377 ; TODO: Re-packing of loaded register required. Maybe an IR pass
380 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_shuffle_i32:
381 ; GCN: buffer_load_dwordx4 v
383 ; GCN: buffer_store_dwordx4 v
384 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
385 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
386 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
387 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
388 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
389 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
390 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
392 %x = load i32, i32 addrspace(1)* %in
393 %y = load i32, i32 addrspace(1)* %in.gep.1
394 %z = load i32, i32 addrspace(1)* %in.gep.2
395 %w = load i32, i32 addrspace(1)* %in.gep.3
397 ; Make sure the barrier doesn't stop this
398 tail call void @llvm.amdgcn.s.barrier() #1
400 store i32 %w, i32 addrspace(1)* %out
401 store i32 %z, i32 addrspace(1)* %out.gep.1
402 store i32 %y, i32 addrspace(1)* %out.gep.2
403 store i32 %x, i32 addrspace(1)* %out.gep.3
408 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8:
409 ; GCN: buffer_load_dword [[LOAD:v[0-9]+]]
410 ; GCN: buffer_store_dword [[LOAD]]
412 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
413 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
414 %out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
415 %out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
416 %in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
417 %in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
418 %in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
420 %x = load i8, i8 addrspace(1)* %in, align 4
421 %y = load i8, i8 addrspace(1)* %in.gep.1
422 %z = load i8, i8 addrspace(1)* %in.gep.2
423 %w = load i8, i8 addrspace(1)* %in.gep.3
425 store i8 %x, i8 addrspace(1)* %out, align 4
426 store i8 %y, i8 addrspace(1)* %out.gep.1
427 store i8 %z, i8 addrspace(1)* %out.gep.2
428 store i8 %w, i8 addrspace(1)* %out.gep.3
432 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8_natural_align:
433 ; GCN: buffer_load_ubyte
434 ; GCN: buffer_load_ubyte
435 ; GCN: buffer_load_ubyte
436 ; GCN: buffer_load_ubyte
437 ; GCN: buffer_store_byte
438 ; GCN: buffer_store_byte
439 ; GCN: buffer_store_byte
440 ; GCN: buffer_store_byte
442 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8_natural_align(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
443 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
444 %out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
445 %out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
446 %in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
447 %in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
448 %in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
450 %x = load i8, i8 addrspace(1)* %in
451 %y = load i8, i8 addrspace(1)* %in.gep.1
452 %z = load i8, i8 addrspace(1)* %in.gep.2
453 %w = load i8, i8 addrspace(1)* %in.gep.3
455 store i8 %x, i8 addrspace(1)* %out
456 store i8 %y, i8 addrspace(1)* %out.gep.1
457 store i8 %z, i8 addrspace(1)* %out.gep.2
458 store i8 %w, i8 addrspace(1)* %out.gep.3
462 ; GCN-LABEL: {{^}}merge_global_store_4_vector_elts_loads_v4i32:
463 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
464 ; GCN: buffer_store_dwordx4 [[LOAD]]
466 define amdgpu_kernel void @merge_global_store_4_vector_elts_loads_v4i32(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in) #0 {
467 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
468 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
469 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
470 %vec = load <4 x i32>, <4 x i32> addrspace(1)* %in
472 %x = extractelement <4 x i32> %vec, i32 0
473 %y = extractelement <4 x i32> %vec, i32 1
474 %z = extractelement <4 x i32> %vec, i32 2
475 %w = extractelement <4 x i32> %vec, i32 3
477 store i32 %x, i32 addrspace(1)* %out
478 store i32 %y, i32 addrspace(1)* %out.gep.1
479 store i32 %z, i32 addrspace(1)* %out.gep.2
480 store i32 %w, i32 addrspace(1)* %out.gep.3
484 ; GCN-LABEL: {{^}}merge_local_store_2_constants_i8:
487 define amdgpu_kernel void @merge_local_store_2_constants_i8(i8 addrspace(3)* %out) #0 {
488 %out.gep.1 = getelementptr i8, i8 addrspace(3)* %out, i32 1
490 store i8 123, i8 addrspace(3)* %out.gep.1
491 store i8 456, i8 addrspace(3)* %out, align 2
495 ; GCN-LABEL: {{^}}merge_local_store_2_constants_i32:
496 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
497 ; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x7b
498 ; GCN: ds_write2_b32 v{{[0-9]+}}, v[[LO]], v[[HI]] offset1:1{{$}}
499 define amdgpu_kernel void @merge_local_store_2_constants_i32(i32 addrspace(3)* %out) #0 {
500 %out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
502 store i32 123, i32 addrspace(3)* %out.gep.1
503 store i32 456, i32 addrspace(3)* %out
507 ; GCN-LABEL: {{^}}merge_local_store_4_constants_i32:
508 ; GCN-DAG: v_mov_b32_e32 [[K2:v[0-9]+]], 0x1c8
509 ; GCN-DAG: v_mov_b32_e32 [[K3:v[0-9]+]], 0x14d
510 ; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K2]], [[K3]] offset0:2 offset1:3
512 ; GCN-DAG: v_mov_b32_e32 [[K0:v[0-9]+]], 0x4d2
513 ; GCN-DAG: v_mov_b32_e32 [[K1:v[0-9]+]], 0x7b
514 ; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K0]], [[K1]] offset1:1
517 define amdgpu_kernel void @merge_local_store_4_constants_i32(i32 addrspace(3)* %out) #0 {
518 %out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
519 %out.gep.2 = getelementptr i32, i32 addrspace(3)* %out, i32 2
520 %out.gep.3 = getelementptr i32, i32 addrspace(3)* %out, i32 3
522 store i32 123, i32 addrspace(3)* %out.gep.1
523 store i32 456, i32 addrspace(3)* %out.gep.2
524 store i32 333, i32 addrspace(3)* %out.gep.3
525 store i32 1234, i32 addrspace(3)* %out
529 ; GCN-LABEL: {{^}}merge_global_store_5_constants_i32:
530 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 9{{$}}
531 ; GCN-DAG: v_mov_b32_e32 v[[HI4:[0-9]+]], -12{{$}}
532 ; GCN: buffer_store_dwordx4 v{{\[}}[[LO]]:[[HI4]]{{\]}}
533 ; GCN: v_mov_b32_e32 v[[HI:[0-9]+]], 11{{$}}
534 ; GCN: buffer_store_dword v[[HI]]
535 define amdgpu_kernel void @merge_global_store_5_constants_i32(i32 addrspace(1)* %out) {
536 store i32 9, i32 addrspace(1)* %out, align 4
537 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
538 store i32 12, i32 addrspace(1)* %idx1, align 4
539 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
540 store i32 16, i32 addrspace(1)* %idx2, align 4
541 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
542 store i32 -12, i32 addrspace(1)* %idx3, align 4
543 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
544 store i32 11, i32 addrspace(1)* %idx4, align 4
548 ; GCN-LABEL: {{^}}merge_global_store_6_constants_i32:
549 ; GCN: buffer_store_dwordx4
550 ; GCN: buffer_store_dwordx2
551 define amdgpu_kernel void @merge_global_store_6_constants_i32(i32 addrspace(1)* %out) {
552 store i32 13, i32 addrspace(1)* %out, align 4
553 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
554 store i32 15, i32 addrspace(1)* %idx1, align 4
555 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
556 store i32 62, i32 addrspace(1)* %idx2, align 4
557 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
558 store i32 63, i32 addrspace(1)* %idx3, align 4
559 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
560 store i32 11, i32 addrspace(1)* %idx4, align 4
561 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
562 store i32 123, i32 addrspace(1)* %idx5, align 4
566 ; GCN-LABEL: {{^}}merge_global_store_7_constants_i32:
567 ; GCN: buffer_store_dwordx4
568 ; SI-DAG: buffer_store_dwordx2
569 ; SI-DAG: buffer_store_dword v
570 ; CI: buffer_store_dwordx3
571 define amdgpu_kernel void @merge_global_store_7_constants_i32(i32 addrspace(1)* %out) {
572 store i32 34, i32 addrspace(1)* %out, align 4
573 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
574 store i32 999, i32 addrspace(1)* %idx1, align 4
575 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
576 store i32 65, i32 addrspace(1)* %idx2, align 4
577 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
578 store i32 33, i32 addrspace(1)* %idx3, align 4
579 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
580 store i32 98, i32 addrspace(1)* %idx4, align 4
581 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
582 store i32 91, i32 addrspace(1)* %idx5, align 4
583 %idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
584 store i32 212, i32 addrspace(1)* %idx6, align 4
588 ; GCN-LABEL: {{^}}merge_global_store_8_constants_i32:
589 ; GCN: buffer_store_dwordx4
590 ; GCN: buffer_store_dwordx4
592 define amdgpu_kernel void @merge_global_store_8_constants_i32(i32 addrspace(1)* %out) {
593 store i32 34, i32 addrspace(1)* %out, align 4
594 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
595 store i32 999, i32 addrspace(1)* %idx1, align 4
596 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
597 store i32 65, i32 addrspace(1)* %idx2, align 4
598 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
599 store i32 33, i32 addrspace(1)* %idx3, align 4
600 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
601 store i32 98, i32 addrspace(1)* %idx4, align 4
602 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
603 store i32 91, i32 addrspace(1)* %idx5, align 4
604 %idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
605 store i32 212, i32 addrspace(1)* %idx6, align 4
606 %idx7 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 7
607 store i32 999, i32 addrspace(1)* %idx7, align 4
611 ; This requires handling of scalar_to_vector for v2i64 to avoid
613 ; FIXME: Should do single load and store
615 ; GCN-LABEL: {{^}}copy_v3i32_align4:
616 ; GCN-NOT: SCRATCH_RSRC_DWORD
617 ; SI-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
618 ; CI-DAG: buffer_load_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
620 ; GCN: s_waitcnt vmcnt
622 ; SI-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
623 ; SI-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
624 ; CI-DAG: buffer_store_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
626 ; GCN: ScratchSize: 0{{$}}
627 define amdgpu_kernel void @copy_v3i32_align4(<3 x i32> addrspace(1)* noalias %out, <3 x i32> addrspace(1)* noalias %in) #0 {
628 %vec = load <3 x i32>, <3 x i32> addrspace(1)* %in, align 4
629 store <3 x i32> %vec, <3 x i32> addrspace(1)* %out
633 ; GCN-LABEL: {{^}}copy_v3i64_align4:
634 ; GCN-NOT: SCRATCH_RSRC_DWORD
635 ; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
636 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
638 ; GCN: s_waitcnt vmcnt
640 ; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
641 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
642 ; GCN: ScratchSize: 0{{$}}
643 define amdgpu_kernel void @copy_v3i64_align4(<3 x i64> addrspace(1)* noalias %out, <3 x i64> addrspace(1)* noalias %in) #0 {
644 %vec = load <3 x i64>, <3 x i64> addrspace(1)* %in, align 4
645 store <3 x i64> %vec, <3 x i64> addrspace(1)* %out
649 ; GCN-LABEL: {{^}}copy_v3f32_align4:
650 ; GCN-NOT: SCRATCH_RSRC_DWORD
651 ; SI-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
652 ; CI-DAG: buffer_load_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
654 ; GCN: s_waitcnt vmcnt
656 ; SI-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
657 ; SI-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
658 ; CI-DAG: buffer_store_dwordx3 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
659 ; GCN: ScratchSize: 0{{$}}
660 define amdgpu_kernel void @copy_v3f32_align4(<3 x float> addrspace(1)* noalias %out, <3 x float> addrspace(1)* noalias %in) #0 {
661 %vec = load <3 x float>, <3 x float> addrspace(1)* %in, align 4
662 %fadd = fadd <3 x float> %vec, <float 1.0, float 2.0, float 4.0>
663 store <3 x float> %fadd, <3 x float> addrspace(1)* %out
667 ; GCN-LABEL: {{^}}copy_v3f64_align4:
668 ; GCN-NOT: SCRATCH_RSRC_DWORD
669 ; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
670 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
672 ; GCN: s_waitcnt vmcnt
674 ; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
675 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
676 ; GCN: ScratchSize: 0{{$}}
677 define amdgpu_kernel void @copy_v3f64_align4(<3 x double> addrspace(1)* noalias %out, <3 x double> addrspace(1)* noalias %in) #0 {
678 %vec = load <3 x double>, <3 x double> addrspace(1)* %in, align 4
679 %fadd = fadd <3 x double> %vec, <double 1.0, double 2.0, double 4.0>
680 store <3 x double> %fadd, <3 x double> addrspace(1)* %out
684 declare void @llvm.amdgcn.s.barrier() #1
686 attributes #0 = { nounwind }
687 attributes #1 = { convergent nounwind }