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=SI -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 ; SI-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
69 ; SI-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 ; SI-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], 4.0
91 ; SI-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
169 ; SI-NOT: buffer_store_dword
171 define amdgpu_kernel void @merge_global_store_3_constants_i32(i32 addrspace(1)* %out) #0 {
172 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
173 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
175 store i32 123, i32 addrspace(1)* %out.gep.1
176 store i32 456, i32 addrspace(1)* %out.gep.2
177 store i32 1234, i32 addrspace(1)* %out
181 ; GCN-LABEL: {{^}}merge_global_store_2_constants_i64:
182 ; GCN: buffer_store_dwordx4
183 define amdgpu_kernel void @merge_global_store_2_constants_i64(i64 addrspace(1)* %out) #0 {
184 %out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
186 store i64 123, i64 addrspace(1)* %out.gep.1
187 store i64 456, i64 addrspace(1)* %out
191 ; GCN-LABEL: {{^}}merge_global_store_4_constants_i64:
192 ; GCN: buffer_store_dwordx4
193 ; GCN: buffer_store_dwordx4
194 define amdgpu_kernel void @merge_global_store_4_constants_i64(i64 addrspace(1)* %out) #0 {
195 %out.gep.1 = getelementptr i64, i64 addrspace(1)* %out, i64 1
196 %out.gep.2 = getelementptr i64, i64 addrspace(1)* %out, i64 2
197 %out.gep.3 = getelementptr i64, i64 addrspace(1)* %out, i64 3
199 store i64 123, i64 addrspace(1)* %out.gep.1
200 store i64 456, i64 addrspace(1)* %out.gep.2
201 store i64 333, i64 addrspace(1)* %out.gep.3
202 store i64 1234, i64 addrspace(1)* %out
206 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32:
207 ; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]]
208 ; GCN: buffer_store_dwordx2 [[LOAD]]
209 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
210 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
211 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
213 %lo = load i32, i32 addrspace(1)* %in
214 %hi = load i32, i32 addrspace(1)* %in.gep.1
216 store i32 %lo, i32 addrspace(1)* %out
217 store i32 %hi, i32 addrspace(1)* %out.gep.1
221 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_i32_nonzero_base:
222 ; GCN: buffer_load_dwordx2 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
223 ; GCN: buffer_store_dwordx2 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
224 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
225 %in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 2
226 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 3
228 %out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 2
229 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 3
230 %lo = load i32, i32 addrspace(1)* %in.gep.0
231 %hi = load i32, i32 addrspace(1)* %in.gep.1
233 store i32 %lo, i32 addrspace(1)* %out.gep.0
234 store i32 %hi, i32 addrspace(1)* %out.gep.1
238 ; GCN-LABEL: {{^}}merge_global_store_2_adjacent_loads_shuffle_i32:
239 ; GCN: buffer_load_dwordx2 v
240 ; GCN: buffer_store_dwordx2 v
241 define amdgpu_kernel void @merge_global_store_2_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
242 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
243 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
245 %lo = load i32, i32 addrspace(1)* %in
246 %hi = load i32, i32 addrspace(1)* %in.gep.1
248 store i32 %hi, i32 addrspace(1)* %out
249 store i32 %lo, i32 addrspace(1)* %out.gep.1
253 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32:
254 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
255 ; GCN: buffer_store_dwordx4 [[LOAD]]
256 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
257 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
258 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
259 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
260 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
261 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
262 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
264 %x = load i32, i32 addrspace(1)* %in
265 %y = load i32, i32 addrspace(1)* %in.gep.1
266 %z = load i32, i32 addrspace(1)* %in.gep.2
267 %w = load i32, i32 addrspace(1)* %in.gep.3
269 store i32 %x, i32 addrspace(1)* %out
270 store i32 %y, i32 addrspace(1)* %out.gep.1
271 store i32 %z, i32 addrspace(1)* %out.gep.2
272 store i32 %w, i32 addrspace(1)* %out.gep.3
276 ; GCN-LABEL: {{^}}merge_global_store_3_adjacent_loads_i32:
277 ; SI-DAG: buffer_load_dwordx2
278 ; SI-DAG: buffer_load_dword v
280 ; SI-DAG: buffer_store_dword v
281 ; SI-DAG: buffer_store_dwordx2 v
283 define amdgpu_kernel void @merge_global_store_3_adjacent_loads_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
284 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
285 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
286 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
287 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
289 %x = load i32, i32 addrspace(1)* %in
290 %y = load i32, i32 addrspace(1)* %in.gep.1
291 %z = load i32, i32 addrspace(1)* %in.gep.2
293 store i32 %x, i32 addrspace(1)* %out
294 store i32 %y, i32 addrspace(1)* %out.gep.1
295 store i32 %z, i32 addrspace(1)* %out.gep.2
299 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_f32:
300 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
301 ; GCN: buffer_store_dwordx4 [[LOAD]]
302 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_f32(float addrspace(1)* %out, float addrspace(1)* %in) #0 {
303 %out.gep.1 = getelementptr float, float addrspace(1)* %out, i32 1
304 %out.gep.2 = getelementptr float, float addrspace(1)* %out, i32 2
305 %out.gep.3 = getelementptr float, float addrspace(1)* %out, i32 3
306 %in.gep.1 = getelementptr float, float addrspace(1)* %in, i32 1
307 %in.gep.2 = getelementptr float, float addrspace(1)* %in, i32 2
308 %in.gep.3 = getelementptr float, float addrspace(1)* %in, i32 3
310 %x = load float, float addrspace(1)* %in
311 %y = load float, float addrspace(1)* %in.gep.1
312 %z = load float, float addrspace(1)* %in.gep.2
313 %w = load float, float addrspace(1)* %in.gep.3
315 store float %x, float addrspace(1)* %out
316 store float %y, float addrspace(1)* %out.gep.1
317 store float %z, float addrspace(1)* %out.gep.2
318 store float %w, float addrspace(1)* %out.gep.3
322 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i32_nonzero_base:
323 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:44
324 ; GCN: buffer_store_dwordx4 [[LOAD]], off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:28
325 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i32_nonzero_base(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
326 %in.gep.0 = getelementptr i32, i32 addrspace(1)* %in, i32 11
327 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 12
328 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 13
329 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 14
330 %out.gep.0 = getelementptr i32, i32 addrspace(1)* %out, i32 7
331 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 8
332 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 9
333 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 10
335 %x = load i32, i32 addrspace(1)* %in.gep.0
336 %y = load i32, i32 addrspace(1)* %in.gep.1
337 %z = load i32, i32 addrspace(1)* %in.gep.2
338 %w = load i32, i32 addrspace(1)* %in.gep.3
340 store i32 %x, i32 addrspace(1)* %out.gep.0
341 store i32 %y, i32 addrspace(1)* %out.gep.1
342 store i32 %z, i32 addrspace(1)* %out.gep.2
343 store i32 %w, i32 addrspace(1)* %out.gep.3
347 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_inverse_i32:
348 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
350 ; GCN: buffer_store_dwordx4 [[LOAD]]
351 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_inverse_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
352 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
353 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
354 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
355 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
356 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
357 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
359 %x = load i32, i32 addrspace(1)* %in
360 %y = load i32, i32 addrspace(1)* %in.gep.1
361 %z = load i32, i32 addrspace(1)* %in.gep.2
362 %w = load i32, i32 addrspace(1)* %in.gep.3
364 ; Make sure the barrier doesn't stop this
365 tail call void @llvm.amdgcn.s.barrier() #1
367 store i32 %w, i32 addrspace(1)* %out.gep.3
368 store i32 %z, i32 addrspace(1)* %out.gep.2
369 store i32 %y, i32 addrspace(1)* %out.gep.1
370 store i32 %x, i32 addrspace(1)* %out
375 ; TODO: Re-packing of loaded register required. Maybe an IR pass
378 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_shuffle_i32:
379 ; GCN: buffer_load_dwordx4 v
381 ; GCN: buffer_store_dwordx4 v
382 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_shuffle_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) #0 {
383 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
384 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
385 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
386 %in.gep.1 = getelementptr i32, i32 addrspace(1)* %in, i32 1
387 %in.gep.2 = getelementptr i32, i32 addrspace(1)* %in, i32 2
388 %in.gep.3 = getelementptr i32, i32 addrspace(1)* %in, i32 3
390 %x = load i32, i32 addrspace(1)* %in
391 %y = load i32, i32 addrspace(1)* %in.gep.1
392 %z = load i32, i32 addrspace(1)* %in.gep.2
393 %w = load i32, i32 addrspace(1)* %in.gep.3
395 ; Make sure the barrier doesn't stop this
396 tail call void @llvm.amdgcn.s.barrier() #1
398 store i32 %w, i32 addrspace(1)* %out
399 store i32 %z, i32 addrspace(1)* %out.gep.1
400 store i32 %y, i32 addrspace(1)* %out.gep.2
401 store i32 %x, i32 addrspace(1)* %out.gep.3
406 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8:
407 ; GCN: buffer_load_dword [[LOAD:v[0-9]+]]
408 ; GCN: buffer_store_dword [[LOAD]]
410 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
411 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
412 %out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
413 %out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
414 %in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
415 %in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
416 %in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
418 %x = load i8, i8 addrspace(1)* %in, align 4
419 %y = load i8, i8 addrspace(1)* %in.gep.1
420 %z = load i8, i8 addrspace(1)* %in.gep.2
421 %w = load i8, i8 addrspace(1)* %in.gep.3
423 store i8 %x, i8 addrspace(1)* %out, align 4
424 store i8 %y, i8 addrspace(1)* %out.gep.1
425 store i8 %z, i8 addrspace(1)* %out.gep.2
426 store i8 %w, i8 addrspace(1)* %out.gep.3
430 ; GCN-LABEL: {{^}}merge_global_store_4_adjacent_loads_i8_natural_align:
431 ; GCN: buffer_load_ubyte
432 ; GCN: buffer_load_ubyte
433 ; GCN: buffer_load_ubyte
434 ; GCN: buffer_load_ubyte
435 ; GCN: buffer_store_byte
436 ; GCN: buffer_store_byte
437 ; GCN: buffer_store_byte
438 ; GCN: buffer_store_byte
440 define amdgpu_kernel void @merge_global_store_4_adjacent_loads_i8_natural_align(i8 addrspace(1)* %out, i8 addrspace(1)* %in) #0 {
441 %out.gep.1 = getelementptr i8, i8 addrspace(1)* %out, i8 1
442 %out.gep.2 = getelementptr i8, i8 addrspace(1)* %out, i8 2
443 %out.gep.3 = getelementptr i8, i8 addrspace(1)* %out, i8 3
444 %in.gep.1 = getelementptr i8, i8 addrspace(1)* %in, i8 1
445 %in.gep.2 = getelementptr i8, i8 addrspace(1)* %in, i8 2
446 %in.gep.3 = getelementptr i8, i8 addrspace(1)* %in, i8 3
448 %x = load i8, i8 addrspace(1)* %in
449 %y = load i8, i8 addrspace(1)* %in.gep.1
450 %z = load i8, i8 addrspace(1)* %in.gep.2
451 %w = load i8, i8 addrspace(1)* %in.gep.3
453 store i8 %x, i8 addrspace(1)* %out
454 store i8 %y, i8 addrspace(1)* %out.gep.1
455 store i8 %z, i8 addrspace(1)* %out.gep.2
456 store i8 %w, i8 addrspace(1)* %out.gep.3
460 ; GCN-LABEL: {{^}}merge_global_store_4_vector_elts_loads_v4i32:
461 ; GCN: buffer_load_dwordx4 [[LOAD:v\[[0-9]+:[0-9]+\]]]
462 ; GCN: buffer_store_dwordx4 [[LOAD]]
464 define amdgpu_kernel void @merge_global_store_4_vector_elts_loads_v4i32(i32 addrspace(1)* %out, <4 x i32> addrspace(1)* %in) #0 {
465 %out.gep.1 = getelementptr i32, i32 addrspace(1)* %out, i32 1
466 %out.gep.2 = getelementptr i32, i32 addrspace(1)* %out, i32 2
467 %out.gep.3 = getelementptr i32, i32 addrspace(1)* %out, i32 3
468 %vec = load <4 x i32>, <4 x i32> addrspace(1)* %in
470 %x = extractelement <4 x i32> %vec, i32 0
471 %y = extractelement <4 x i32> %vec, i32 1
472 %z = extractelement <4 x i32> %vec, i32 2
473 %w = extractelement <4 x i32> %vec, i32 3
475 store i32 %x, i32 addrspace(1)* %out
476 store i32 %y, i32 addrspace(1)* %out.gep.1
477 store i32 %z, i32 addrspace(1)* %out.gep.2
478 store i32 %w, i32 addrspace(1)* %out.gep.3
482 ; GCN-LABEL: {{^}}merge_local_store_2_constants_i8:
485 define amdgpu_kernel void @merge_local_store_2_constants_i8(i8 addrspace(3)* %out) #0 {
486 %out.gep.1 = getelementptr i8, i8 addrspace(3)* %out, i32 1
488 store i8 123, i8 addrspace(3)* %out.gep.1
489 store i8 456, i8 addrspace(3)* %out, align 2
493 ; GCN-LABEL: {{^}}merge_local_store_2_constants_i32:
494 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 0x1c8
495 ; GCN-DAG: v_mov_b32_e32 v[[HI:[0-9]+]], 0x7b
496 ; GCN: ds_write2_b32 v{{[0-9]+}}, v[[LO]], v[[HI]] offset1:1{{$}}
497 define amdgpu_kernel void @merge_local_store_2_constants_i32(i32 addrspace(3)* %out) #0 {
498 %out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
500 store i32 123, i32 addrspace(3)* %out.gep.1
501 store i32 456, i32 addrspace(3)* %out
505 ; GCN-LABEL: {{^}}merge_local_store_4_constants_i32:
506 ; GCN-DAG: v_mov_b32_e32 [[K2:v[0-9]+]], 0x1c8
507 ; GCN-DAG: v_mov_b32_e32 [[K3:v[0-9]+]], 0x14d
508 ; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K2]], [[K3]] offset0:2 offset1:3
510 ; GCN-DAG: v_mov_b32_e32 [[K0:v[0-9]+]], 0x4d2
511 ; GCN-DAG: v_mov_b32_e32 [[K1:v[0-9]+]], 0x7b
512 ; GCN-DAG: ds_write2_b32 v{{[0-9]+}}, [[K0]], [[K1]] offset1:1
515 define amdgpu_kernel void @merge_local_store_4_constants_i32(i32 addrspace(3)* %out) #0 {
516 %out.gep.1 = getelementptr i32, i32 addrspace(3)* %out, i32 1
517 %out.gep.2 = getelementptr i32, i32 addrspace(3)* %out, i32 2
518 %out.gep.3 = getelementptr i32, i32 addrspace(3)* %out, i32 3
520 store i32 123, i32 addrspace(3)* %out.gep.1
521 store i32 456, i32 addrspace(3)* %out.gep.2
522 store i32 333, i32 addrspace(3)* %out.gep.3
523 store i32 1234, i32 addrspace(3)* %out
527 ; GCN-LABEL: {{^}}merge_global_store_5_constants_i32:
528 ; GCN-DAG: v_mov_b32_e32 v[[LO:[0-9]+]], 9{{$}}
529 ; GCN-DAG: v_mov_b32_e32 v[[HI4:[0-9]+]], -12{{$}}
530 ; GCN: buffer_store_dwordx4 v{{\[}}[[LO]]:[[HI4]]{{\]}}
531 ; GCN: v_mov_b32_e32 v[[HI:[0-9]+]], 11{{$}}
532 ; GCN: buffer_store_dword v[[HI]]
533 define amdgpu_kernel void @merge_global_store_5_constants_i32(i32 addrspace(1)* %out) {
534 store i32 9, i32 addrspace(1)* %out, align 4
535 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
536 store i32 12, i32 addrspace(1)* %idx1, align 4
537 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
538 store i32 16, i32 addrspace(1)* %idx2, align 4
539 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
540 store i32 -12, i32 addrspace(1)* %idx3, align 4
541 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
542 store i32 11, i32 addrspace(1)* %idx4, align 4
546 ; GCN-LABEL: {{^}}merge_global_store_6_constants_i32:
547 ; GCN: buffer_store_dwordx4
548 ; GCN: buffer_store_dwordx2
549 define amdgpu_kernel void @merge_global_store_6_constants_i32(i32 addrspace(1)* %out) {
550 store i32 13, i32 addrspace(1)* %out, align 4
551 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
552 store i32 15, i32 addrspace(1)* %idx1, align 4
553 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
554 store i32 62, i32 addrspace(1)* %idx2, align 4
555 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
556 store i32 63, i32 addrspace(1)* %idx3, align 4
557 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
558 store i32 11, i32 addrspace(1)* %idx4, align 4
559 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
560 store i32 123, i32 addrspace(1)* %idx5, align 4
564 ; GCN-LABEL: {{^}}merge_global_store_7_constants_i32:
565 ; GCN: buffer_store_dwordx4
566 ; GCN: buffer_store_dwordx2
567 ; GCN: buffer_store_dword v
568 define amdgpu_kernel void @merge_global_store_7_constants_i32(i32 addrspace(1)* %out) {
569 store i32 34, i32 addrspace(1)* %out, align 4
570 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
571 store i32 999, i32 addrspace(1)* %idx1, align 4
572 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
573 store i32 65, i32 addrspace(1)* %idx2, align 4
574 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
575 store i32 33, i32 addrspace(1)* %idx3, align 4
576 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
577 store i32 98, i32 addrspace(1)* %idx4, align 4
578 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
579 store i32 91, i32 addrspace(1)* %idx5, align 4
580 %idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
581 store i32 212, i32 addrspace(1)* %idx6, align 4
585 ; GCN-LABEL: {{^}}merge_global_store_8_constants_i32:
586 ; GCN: buffer_store_dwordx4
587 ; GCN: buffer_store_dwordx4
589 define amdgpu_kernel void @merge_global_store_8_constants_i32(i32 addrspace(1)* %out) {
590 store i32 34, i32 addrspace(1)* %out, align 4
591 %idx1 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 1
592 store i32 999, i32 addrspace(1)* %idx1, align 4
593 %idx2 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 2
594 store i32 65, i32 addrspace(1)* %idx2, align 4
595 %idx3 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 3
596 store i32 33, i32 addrspace(1)* %idx3, align 4
597 %idx4 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 4
598 store i32 98, i32 addrspace(1)* %idx4, align 4
599 %idx5 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 5
600 store i32 91, i32 addrspace(1)* %idx5, align 4
601 %idx6 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 6
602 store i32 212, i32 addrspace(1)* %idx6, align 4
603 %idx7 = getelementptr inbounds i32, i32 addrspace(1)* %out, i64 7
604 store i32 999, i32 addrspace(1)* %idx7, align 4
608 ; This requires handling of scalar_to_vector for v2i64 to avoid
610 ; FIXME: Should do single load and store
612 ; GCN-LABEL: {{^}}copy_v3i32_align4:
613 ; GCN-NOT: SCRATCH_RSRC_DWORD
614 ; GCN-DAG: buffer_load_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
615 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
617 ; GCN: s_waitcnt vmcnt
619 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
620 ; GCN-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
622 ; GCN: ScratchSize: 0{{$}}
623 define amdgpu_kernel void @copy_v3i32_align4(<3 x i32> addrspace(1)* noalias %out, <3 x i32> addrspace(1)* noalias %in) #0 {
624 %vec = load <3 x i32>, <3 x i32> addrspace(1)* %in, align 4
625 store <3 x i32> %vec, <3 x i32> addrspace(1)* %out
629 ; GCN-LABEL: {{^}}copy_v3i64_align4:
630 ; GCN-NOT: SCRATCH_RSRC_DWORD
631 ; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
632 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
634 ; GCN: s_waitcnt vmcnt
636 ; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
637 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
638 ; GCN: ScratchSize: 0{{$}}
639 define amdgpu_kernel void @copy_v3i64_align4(<3 x i64> addrspace(1)* noalias %out, <3 x i64> addrspace(1)* noalias %in) #0 {
640 %vec = load <3 x i64>, <3 x i64> addrspace(1)* %in, align 4
641 store <3 x i64> %vec, <3 x i64> addrspace(1)* %out
645 ; GCN-LABEL: {{^}}copy_v3f32_align4:
646 ; GCN-NOT: SCRATCH_RSRC_DWORD
647 ; GCN-DAG: buffer_load_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
648 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
650 ; GCN: s_waitcnt vmcnt
652 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
653 ; GCN-DAG: buffer_store_dword v{{[0-9]+}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:8
654 ; GCN: ScratchSize: 0{{$}}
655 define amdgpu_kernel void @copy_v3f32_align4(<3 x float> addrspace(1)* noalias %out, <3 x float> addrspace(1)* noalias %in) #0 {
656 %vec = load <3 x float>, <3 x float> addrspace(1)* %in, align 4
657 %fadd = fadd <3 x float> %vec, <float 1.0, float 2.0, float 4.0>
658 store <3 x float> %fadd, <3 x float> addrspace(1)* %out
662 ; GCN-LABEL: {{^}}copy_v3f64_align4:
663 ; GCN-NOT: SCRATCH_RSRC_DWORD
664 ; GCN-DAG: buffer_load_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
665 ; GCN-DAG: buffer_load_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
667 ; GCN: s_waitcnt vmcnt
669 ; GCN-DAG: buffer_store_dwordx4 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0{{$}}
670 ; GCN-DAG: buffer_store_dwordx2 v{{\[[0-9]+:[0-9]+\]}}, off, s{{\[[0-9]+:[0-9]+\]}}, 0 offset:16{{$}}
671 ; GCN: ScratchSize: 0{{$}}
672 define amdgpu_kernel void @copy_v3f64_align4(<3 x double> addrspace(1)* noalias %out, <3 x double> addrspace(1)* noalias %in) #0 {
673 %vec = load <3 x double>, <3 x double> addrspace(1)* %in, align 4
674 %fadd = fadd <3 x double> %vec, <double 1.0, double 2.0, double 4.0>
675 store <3 x double> %fadd, <3 x double> addrspace(1)* %out
679 declare void @llvm.amdgcn.s.barrier() #1
681 attributes #0 = { nounwind }
682 attributes #1 = { convergent nounwind }