test/CodeGen/AMDGPU/llvm.memcpy.ll

   1 ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
   2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
   3
   4 declare void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* nocapture, i8 addrspace(3)* nocapture, i32, i32, i1) nounwind
   5 declare void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* nocapture, i8 addrspace(1)* nocapture, i64, i32, i1) nounwind
   6
   7
   8 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_lds_to_lds_align1:
   9 ; SI: ds_read_u8
  10 ; SI: ds_read_u8
  11 ; SI: ds_read_u8
  12 ; SI: ds_read_u8
  13 ; SI: ds_read_u8
  14 ; SI: ds_read_u8
  15 ; SI: ds_read_u8
  16 ; SI: ds_read_u8
  17
  18 ; SI: ds_read_u8
  19 ; SI: ds_read_u8
  20 ; SI: ds_read_u8
  21 ; SI: ds_read_u8
  22 ; SI: ds_read_u8
  23 ; SI: ds_read_u8
  24 ; SI: ds_read_u8
  25 ; SI: ds_read_u8
  26
  27 ; SI: ds_read_u8
  28 ; SI: ds_read_u8
  29 ; SI: ds_read_u8
  30 ; SI: ds_read_u8
  31 ; SI: ds_read_u8
  32 ; SI: ds_read_u8
  33 ; SI: ds_read_u8
  34 ; SI: ds_read_u8
  35
  36 ; SI: ds_read_u8
  37 ; SI: ds_read_u8
  38 ; SI: ds_read_u8
  39 ; SI: ds_read_u8
  40 ; SI: ds_read_u8
  41 ; SI: ds_read_u8
  42 ; SI: ds_read_u8
  43 ; SI: ds_read_u8
  44
  45 ; SI: ds_write_b8
  46 ; SI: ds_write_b8
  47 ; SI: ds_write_b8
  48 ; SI: ds_write_b8
  49 ; SI: ds_write_b8
  50 ; SI: ds_write_b8
  51 ; SI: ds_write_b8
  52 ; SI: ds_write_b8
  53
  54 ; SI: ds_write_b8
  55 ; SI: ds_write_b8
  56 ; SI: ds_write_b8
  57 ; SI: ds_write_b8
  58 ; SI: ds_write_b8
  59 ; SI: ds_write_b8
  60 ; SI: ds_write_b8
  61 ; SI: ds_write_b8
  62
  63 ; SI: ds_write_b8
  64 ; SI: ds_write_b8
  65 ; SI: ds_write_b8
  66 ; SI: ds_write_b8
  67 ; SI: ds_write_b8
  68 ; SI: ds_write_b8
  69 ; SI: ds_write_b8
  70 ; SI: ds_write_b8
  71
  72 ; SI: ds_write_b8
  73 ; SI: ds_write_b8
  74 ; SI: ds_write_b8
  75 ; SI: ds_write_b8
  76 ; SI: ds_write_b8
  77 ; SI: ds_write_b8
  78 ; SI: ds_write_b8
  79 ; SI: ds_write_b8
  80
  81 ; SI: s_endpgm
  82 define void @test_small_memcpy_i64_lds_to_lds_align1(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
  83   %bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
  84   %bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
  85   call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 1, i1 false) nounwind
  86   ret void
  87 }
  88
  89 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_lds_to_lds_align2:
  90 ; SI: ds_read_u16
  91 ; SI: ds_read_u16
  92 ; SI: ds_read_u16
  93 ; SI: ds_read_u16
  94 ; SI: ds_read_u16
  95 ; SI: ds_read_u16
  96 ; SI: ds_read_u16
  97 ; SI: ds_read_u16
  98
  99 ; SI: ds_read_u16
 100 ; SI: ds_read_u16
 101 ; SI: ds_read_u16
 102 ; SI: ds_read_u16
 103 ; SI: ds_read_u16
 104 ; SI: ds_read_u16
 105 ; SI: ds_read_u16
 106 ; SI: ds_read_u16
 107
 108 ; SI: ds_write_b16
 109 ; SI: ds_write_b16
 110 ; SI: ds_write_b16
 111 ; SI: ds_write_b16
 112 ; SI: ds_write_b16
 113 ; SI: ds_write_b16
 114 ; SI: ds_write_b16
 115 ; SI: ds_write_b16
 116
 117 ; SI: ds_write_b16
 118 ; SI: ds_write_b16
 119 ; SI: ds_write_b16
 120 ; SI: ds_write_b16
 121 ; SI: ds_write_b16
 122 ; SI: ds_write_b16
 123 ; SI: ds_write_b16
 124 ; SI: ds_write_b16
 125
 126 ; SI: s_endpgm
 127 define void @test_small_memcpy_i64_lds_to_lds_align2(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
 128   %bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
 129   %bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
 130   call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 2, i1 false) nounwind
 131   ret void
 132 }
 133
 134 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_lds_to_lds_align4:
 135 ; SI-DAG: ds_read_b32
 136 ; SI-DAG: ds_write_b32
 137
 138 ; SI-DAG: ds_read_b32
 139 ; SI-DAG: ds_write_b32
 140
 141 ; SI-DAG: ds_read_b32
 142 ; SI-DAG: ds_write_b32
 143
 144 ; SI-DAG: ds_read_b32
 145 ; SI-DAG: ds_write_b32
 146
 147 ; SI-DAG: ds_read_b32
 148 ; SI-DAG: ds_write_b32
 149
 150 ; SI-DAG: ds_read_b32
 151 ; SI-DAG: ds_write_b32
 152
 153 ; SI-DAG: ds_read_b32
 154 ; SI-DAG: ds_write_b32
 155
 156 ; SI-DAG: ds_read_b32
 157 ; SI-DAG: ds_write_b32
 158
 159 ; SI-DAG: ds_read_b32
 160 ; SI-DAG: ds_write_b32
 161
 162 ; SI: s_endpgm
 163 define void @test_small_memcpy_i64_lds_to_lds_align4(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
 164   %bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
 165   %bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
 166   call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 4, i1 false) nounwind
 167   ret void
 168 }
 169
 170 ; FIXME: Use 64-bit ops
 171 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_lds_to_lds_align8:
 172
 173 ; SI-DAG: ds_read_b32
 174 ; SI-DAG: ds_write_b32
 175
 176 ; SI-DAG: ds_read_b32
 177 ; SI-DAG: ds_write_b32
 178
 179 ; SI-DAG: ds_read_b32
 180 ; SI-DAG: ds_write_b32
 181
 182 ; SI-DAG: ds_read_b32
 183 ; SI-DAG: ds_write_b32
 184
 185 ; SI-DAG: ds_read_b32
 186 ; SI-DAG: ds_write_b32
 187
 188 ; SI-DAG: ds_read_b32
 189 ; SI-DAG: ds_write_b32
 190
 191 ; SI-DAG: ds_read_b32
 192 ; SI-DAG: ds_write_b32
 193
 194 ; SI-DAG: ds_read_b32
 195 ; SI-DAG: ds_write_b32
 196
 197 ; SI-DAG: ds_read_b32
 198 ; SI-DAG: ds_write_b32
 199
 200 ; SI-DAG: s_endpgm
 201 define void @test_small_memcpy_i64_lds_to_lds_align8(i64 addrspace(3)* noalias %out, i64 addrspace(3)* noalias %in) nounwind {
 202   %bcin = bitcast i64 addrspace(3)* %in to i8 addrspace(3)*
 203   %bcout = bitcast i64 addrspace(3)* %out to i8 addrspace(3)*
 204   call void @llvm.memcpy.p3i8.p3i8.i32(i8 addrspace(3)* %bcout, i8 addrspace(3)* %bcin, i32 32, i32 8, i1 false) nounwind
 205   ret void
 206 }
 207
 208 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_global_to_global_align1:
 209 ; SI-DAG: buffer_load_ubyte
 210 ; SI-DAG: buffer_store_byte
 211 ; SI-DAG: buffer_load_ubyte
 212 ; SI-DAG: buffer_store_byte
 213 ; SI-DAG: buffer_load_ubyte
 214 ; SI-DAG: buffer_store_byte
 215 ; SI-DAG: buffer_load_ubyte
 216 ; SI-DAG: buffer_store_byte
 217 ; SI-DAG: buffer_load_ubyte
 218 ; SI-DAG: buffer_store_byte
 219 ; SI-DAG: buffer_load_ubyte
 220 ; SI-DAG: buffer_store_byte
 221 ; SI-DAG: buffer_load_ubyte
 222 ; SI-DAG: buffer_store_byte
 223 ; SI-DAG: buffer_load_ubyte
 224 ; SI-DAG: buffer_store_byte
 225
 226 ; SI-DAG: buffer_load_ubyte
 227 ; SI-DAG: buffer_store_byte
 228 ; SI-DAG: buffer_load_ubyte
 229 ; SI-DAG: buffer_store_byte
 230 ; SI-DAG: buffer_load_ubyte
 231 ; SI-DAG: buffer_store_byte
 232 ; SI-DAG: buffer_load_ubyte
 233 ; SI-DAG: buffer_store_byte
 234 ; SI-DAG: buffer_load_ubyte
 235 ; SI-DAG: buffer_store_byte
 236 ; SI-DAG: buffer_load_ubyte
 237 ; SI-DAG: buffer_store_byte
 238 ; SI-DAG: buffer_load_ubyte
 239 ; SI-DAG: buffer_store_byte
 240 ; SI-DAG: buffer_load_ubyte
 241 ; SI-DAG: buffer_store_byte
 242
 243 ; SI-DAG: buffer_load_ubyte
 244 ; SI-DAG: buffer_store_byte
 245 ; SI-DAG: buffer_load_ubyte
 246 ; SI-DAG: buffer_store_byte
 247 ; SI-DAG: buffer_load_ubyte
 248 ; SI-DAG: buffer_store_byte
 249 ; SI-DAG: buffer_load_ubyte
 250 ; SI-DAG: buffer_store_byte
 251 ; SI-DAG: buffer_load_ubyte
 252 ; SI-DAG: buffer_store_byte
 253 ; SI-DAG: buffer_load_ubyte
 254 ; SI-DAG: buffer_store_byte
 255 ; SI-DAG: buffer_load_ubyte
 256 ; SI-DAG: buffer_store_byte
 257 ; SI-DAG: buffer_load_ubyte
 258 ; SI-DAG: buffer_store_byte
 259
 260 ; SI-DAG: buffer_load_ubyte
 261 ; SI-DAG: buffer_store_byte
 262 ; SI-DAG: buffer_load_ubyte
 263 ; SI-DAG: buffer_store_byte
 264 ; SI-DAG: buffer_load_ubyte
 265 ; SI-DAG: buffer_store_byte
 266 ; SI-DAG: buffer_load_ubyte
 267 ; SI-DAG: buffer_store_byte
 268 ; SI-DAG: buffer_load_ubyte
 269 ; SI-DAG: buffer_store_byte
 270 ; SI-DAG: buffer_load_ubyte
 271 ; SI-DAG: buffer_store_byte
 272 ; SI-DAG: buffer_load_ubyte
 273 ; SI-DAG: buffer_store_byte
 274 ; SI-DAG: buffer_load_ubyte
 275 ; SI-DAG: buffer_store_byte
 276
 277 ; SI: s_endpgm
 278 define void @test_small_memcpy_i64_global_to_global_align1(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
 279   %bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
 280   %bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
 281   call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 1, i1 false) nounwind
 282   ret void
 283 }
 284
 285 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_global_to_global_align2:
 286 ; SI-DAG: buffer_load_ushort
 287 ; SI-DAG: buffer_load_ushort
 288 ; SI-DAG: buffer_load_ushort
 289 ; SI-DAG: buffer_load_ushort
 290 ; SI-DAG: buffer_load_ushort
 291 ; SI-DAG: buffer_load_ushort
 292 ; SI-DAG: buffer_load_ushort
 293 ; SI-DAG: buffer_load_ushort
 294 ; SI-DAG: buffer_load_ushort
 295 ; SI-DAG: buffer_load_ushort
 296 ; SI-DAG: buffer_load_ushort
 297 ; SI-DAG: buffer_load_ushort
 298 ; SI-DAG: buffer_load_ushort
 299 ; SI-DAG: buffer_load_ushort
 300 ; SI-DAG: buffer_load_ushort
 301 ; SI-DAG: buffer_load_ushort
 302
 303 ; SI-DAG: buffer_store_short
 304 ; SI-DAG: buffer_store_short
 305 ; SI-DAG: buffer_store_short
 306 ; SI-DAG: buffer_store_short
 307 ; SI-DAG: buffer_store_short
 308 ; SI-DAG: buffer_store_short
 309 ; SI-DAG: buffer_store_short
 310 ; SI-DAG: buffer_store_short
 311 ; SI-DAG: buffer_store_short
 312 ; SI-DAG: buffer_store_short
 313 ; SI-DAG: buffer_store_short
 314 ; SI-DAG: buffer_store_short
 315 ; SI-DAG: buffer_store_short
 316 ; SI-DAG: buffer_store_short
 317 ; SI-DAG: buffer_store_short
 318 ; SI-DAG: buffer_store_short
 319
 320 ; SI: s_endpgm
 321 define void @test_small_memcpy_i64_global_to_global_align2(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
 322   %bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
 323   %bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
 324   call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 2, i1 false) nounwind
 325   ret void
 326 }
 327
 328 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_global_to_global_align4:
 329 ; SI: buffer_load_dwordx4
 330 ; SI: buffer_load_dwordx4
 331 ; SI: buffer_store_dwordx4
 332 ; SI: buffer_store_dwordx4
 333 ; SI: s_endpgm
 334 define void @test_small_memcpy_i64_global_to_global_align4(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
 335   %bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
 336   %bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
 337   call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 4, i1 false) nounwind
 338   ret void
 339 }
 340
 341 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_global_to_global_align8:
 342 ; SI: buffer_load_dwordx4
 343 ; SI: buffer_load_dwordx4
 344 ; SI: buffer_store_dwordx4
 345 ; SI: buffer_store_dwordx4
 346 ; SI: s_endpgm
 347 define void @test_small_memcpy_i64_global_to_global_align8(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
 348   %bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
 349   %bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
 350   call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 8, i1 false) nounwind
 351   ret void
 352 }
 353
 354 ; FUNC-LABEL: {{^}}test_small_memcpy_i64_global_to_global_align16:
 355 ; SI: buffer_load_dwordx4
 356 ; SI: buffer_load_dwordx4
 357 ; SI: buffer_store_dwordx4
 358 ; SI: buffer_store_dwordx4
 359 ; SI: s_endpgm
 360 define void @test_small_memcpy_i64_global_to_global_align16(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
 361   %bcin = bitcast i64 addrspace(1)* %in to i8 addrspace(1)*
 362   %bcout = bitcast i64 addrspace(1)* %out to i8 addrspace(1)*
 363   call void @llvm.memcpy.p1i8.p1i8.i64(i8 addrspace(1)* %bcout, i8 addrspace(1)* %bcin, i64 32, i32 16, i1 false) nounwind
 364   ret void
 365 }