llvm/test/CodeGen/AMDGPU/GlobalISel/inst-select-trunc.mir

   1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
   2 # RUN: llc -march=amdgcn -run-pass=instruction-select -verify-machineinstrs  %s -o - | FileCheck %s -check-prefixes=GCN
   3
   4 ---
   5
   6 name: trunc_sgpr_s32_to_s1
   7 legalized:       true
   8 regBankSelected: true
   9
  10 body: |
  11   bb.0:
  12     liveins: $sgpr0
  13     ; GCN-LABEL: name: trunc_sgpr_s32_to_s1
  14     ; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
  15     ; GCN: S_ENDPGM 0, implicit [[COPY]]
  16     %0:sgpr(s32) = COPY $sgpr0
  17     %1:sgpr(s1) = G_TRUNC %0
  18     S_ENDPGM 0, implicit %1
  19 ...
  20 ---
  21
  22 name: trunc_sgpr_s32_to_s16
  23 legalized:       true
  24 regBankSelected: true
  25
  26 body: |
  27   bb.0:
  28     liveins: $sgpr0
  29     ; GCN-LABEL: name: trunc_sgpr_s32_to_s16
  30     ; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
  31     ; GCN: S_ENDPGM 0, implicit [[COPY]]
  32     %0:sgpr(s32) = COPY $sgpr0
  33     %1:sgpr(s16) = G_TRUNC %0
  34     S_ENDPGM 0, implicit %1
  35 ...
  36 ---
  37
  38 name: trunc_sgpr_s64_to_s32
  39 legalized:       true
  40 regBankSelected: true
  41
  42 body: |
  43   bb.0:
  44     liveins: $sgpr0_sgpr1
  45     ; GCN-LABEL: name: trunc_sgpr_s64_to_s32
  46     ; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
  47     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
  48     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
  49     %0:sgpr(s64) = COPY $sgpr0_sgpr1
  50     %1:sgpr(s32) = G_TRUNC %0
  51     S_ENDPGM 0, implicit %1
  52 ...
  53 ---
  54
  55 name: trunc_sgpr_s64_to_s16
  56 legalized:       true
  57 regBankSelected: true
  58
  59 body: |
  60   bb.0:
  61     liveins: $sgpr0_sgpr1
  62     ; GCN-LABEL: name: trunc_sgpr_s64_to_s16
  63     ; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
  64     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
  65     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
  66     %0:sgpr(s64) = COPY $sgpr0_sgpr1
  67     %1:sgpr(s16) = G_TRUNC %0
  68     S_ENDPGM 0, implicit %1
  69 ...
  70 ---
  71
  72 name: trunc_sgpr_s64_to_s1
  73 legalized:       true
  74 regBankSelected: true
  75
  76 body: |
  77   bb.0:
  78     liveins: $sgpr0_sgpr1
  79     ; GCN-LABEL: name: trunc_sgpr_s64_to_s1
  80     ; GCN: [[COPY:%[0-9]+]]:sreg_64 = COPY $sgpr0_sgpr1
  81     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
  82     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
  83     %0:sgpr(s64) = COPY $sgpr0_sgpr1
  84     %1:sgpr(s1) = G_TRUNC %0
  85     S_ENDPGM 0, implicit %1
  86 ...
  87 ---
  88
  89 name: trunc_sgpr_s96_to_s16
  90 legalized:       true
  91 regBankSelected: true
  92
  93 body: |
  94   bb.0:
  95     liveins: $sgpr0_sgpr1_sgpr2
  96     ; GCN-LABEL: name: trunc_sgpr_s96_to_s16
  97     ; GCN: [[COPY:%[0-9]+]]:sgpr_96 = COPY $sgpr0_sgpr1_sgpr2
  98     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
  99     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 100     %0:sgpr(s96) = COPY $sgpr0_sgpr1_sgpr2
 101     %1:sgpr(s16) = G_TRUNC %0
 102     S_ENDPGM 0, implicit %1
 103 ...
 104 ---
 105
 106 name: trunc_sgpr_s96_to_s64
 107 legalized:       true
 108 regBankSelected: true
 109
 110 body: |
 111   bb.0:
 112     liveins: $sgpr0_sgpr1_sgpr2
 113     ; GCN-LABEL: name: trunc_sgpr_s96_to_s64
 114     ; GCN: [[COPY:%[0-9]+]]:sgpr_96_with_sub0_sub1 = COPY $sgpr0_sgpr1_sgpr2
 115     ; GCN: [[COPY1:%[0-9]+]]:sreg_64 = COPY [[COPY]].sub0_sub1
 116     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 117     %0:sgpr(s96) = COPY $sgpr0_sgpr1_sgpr2
 118     %1:sgpr(s64) = G_TRUNC %0
 119     S_ENDPGM 0, implicit %1
 120 ...
 121 ---
 122
 123 name: trunc_sgpr_s128_to_s16
 124 legalized:       true
 125 regBankSelected: true
 126
 127 body: |
 128   bb.0:
 129     liveins: $sgpr0_sgpr1_sgpr2_sgpr3
 130     ; GCN-LABEL: name: trunc_sgpr_s128_to_s16
 131     ; GCN: [[COPY:%[0-9]+]]:sgpr_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 132     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY [[COPY]].sub0
 133     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 134     %0:sgpr(s128) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 135     %1:sgpr(s16) = G_TRUNC %0
 136     S_ENDPGM 0, implicit %1
 137 ...
 138 ---
 139
 140 name: trunc_sgpr_s128_to_s96
 141 legalized:       true
 142 regBankSelected: true
 143
 144 body: |
 145   bb.0:
 146     liveins: $sgpr0_sgpr1_sgpr2_sgpr3
 147     ; GCN-LABEL: name: trunc_sgpr_s128_to_s96
 148     ; GCN: [[COPY:%[0-9]+]]:sgpr_128_with_sub0_sub1_sub2 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 149     ; GCN: [[COPY1:%[0-9]+]]:sgpr_96 = COPY [[COPY]].sub0_sub1_sub2
 150     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 151     %0:sgpr(s128) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 152     %1:sgpr(s96) = G_TRUNC %0
 153     S_ENDPGM 0, implicit %1
 154 ...
 155 ---
 156
 157 name: trunc_sgpr_s256_to_s128
 158 legalized:       true
 159 regBankSelected: true
 160
 161 body: |
 162   bb.0:
 163     liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
 164     ; GCN-LABEL: name: trunc_sgpr_s256_to_s128
 165     ; GCN: [[COPY:%[0-9]+]]:sgpr_256 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
 166     ; GCN: [[COPY1:%[0-9]+]]:sgpr_128 = COPY [[COPY]].sub0_sub1_sub2_sub3
 167     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 168     %0:sgpr(s256) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
 169     %1:sgpr(s128) = G_TRUNC %0
 170     S_ENDPGM 0, implicit %1
 171 ...
 172 ---
 173
 174 name: trunc_sgpr_s512_to_s256
 175 legalized:       true
 176 regBankSelected: true
 177
 178 body: |
 179   bb.0:
 180     liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 181     ; GCN-LABEL: name: trunc_sgpr_s512_to_s256
 182     ; GCN: [[COPY:%[0-9]+]]:sgpr_512 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 183     ; GCN: [[COPY1:%[0-9]+]]:sgpr_256 = COPY [[COPY]].sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7
 184     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 185     %0:sgpr(s512) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 186     %1:sgpr(s256) = G_TRUNC %0
 187     S_ENDPGM 0, implicit %1
 188 ...
 189 ---
 190
 191 name: trunc_vgpr_s32_to_s1
 192 legalized:       true
 193 regBankSelected: true
 194
 195 body: |
 196   bb.0:
 197     liveins: $vgpr0
 198     ; GCN-LABEL: name: trunc_vgpr_s32_to_s1
 199     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 200     ; GCN: S_ENDPGM 0, implicit [[COPY]]
 201     %0:vgpr(s32) = COPY $vgpr0
 202     %1:vgpr(s1) = G_TRUNC %0
 203     S_ENDPGM 0, implicit %1
 204 ...
 205 ---
 206
 207 name: trunc_vgpr_s32_to_s16
 208 legalized:       true
 209 regBankSelected: true
 210
 211 body: |
 212   bb.0:
 213     liveins: $vgpr0
 214     ; GCN-LABEL: name: trunc_vgpr_s32_to_s16
 215     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 216     ; GCN: S_ENDPGM 0, implicit [[COPY]]
 217     %0:vgpr(s32) = COPY $vgpr0
 218     %1:vgpr(s16) = G_TRUNC %0
 219     S_ENDPGM 0, implicit %1
 220 ...
 221 ---
 222
 223 name: trunc_vgpr_s64_to_s32
 224 legalized:       true
 225 regBankSelected: true
 226
 227 body: |
 228   bb.0:
 229     liveins: $vgpr0_vgpr1
 230     ; GCN-LABEL: name: trunc_vgpr_s64_to_s32
 231     ; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
 232     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
 233     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 234     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 235     %1:vgpr(s32) = G_TRUNC %0
 236     S_ENDPGM 0, implicit %1
 237 ...
 238 ---
 239
 240 name: trunc_vgpr_s64_to_s16
 241 legalized:       true
 242 regBankSelected: true
 243
 244 body: |
 245   bb.0:
 246     liveins: $vgpr0_vgpr1
 247     ; GCN-LABEL: name: trunc_vgpr_s64_to_s16
 248     ; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
 249     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
 250     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 251     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 252     %1:vgpr(s16) = G_TRUNC %0
 253     S_ENDPGM 0, implicit %1
 254 ...
 255 ---
 256
 257 name: trunc_vgpr_s64_to_s1
 258 legalized:       true
 259 regBankSelected: true
 260
 261 body: |
 262   bb.0:
 263     liveins: $vgpr0_vgpr1
 264     ; GCN-LABEL: name: trunc_vgpr_s64_to_s1
 265     ; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
 266     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
 267     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 268     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 269     %1:vgpr(s1) = G_TRUNC %0
 270     S_ENDPGM 0, implicit %1
 271 ...
 272 ---
 273
 274 name: trunc_vgpr_s96_to_s16
 275 legalized:       true
 276 regBankSelected: true
 277
 278 body: |
 279   bb.0:
 280     liveins: $vgpr0_vgpr1_vgpr2
 281     ; GCN-LABEL: name: trunc_vgpr_s96_to_s16
 282     ; GCN: [[COPY:%[0-9]+]]:vreg_96 = COPY $vgpr0_vgpr1_vgpr2
 283     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
 284     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 285     %0:vgpr(s96) = COPY $vgpr0_vgpr1_vgpr2
 286     %1:vgpr(s16) = G_TRUNC %0
 287     S_ENDPGM 0, implicit %1
 288 ...
 289 ---
 290
 291 name: trunc_vgpr_s96_to_s64
 292 legalized:       true
 293 regBankSelected: true
 294
 295 body: |
 296   bb.0:
 297     liveins: $vgpr0_vgpr1_vgpr2
 298     ; GCN-LABEL: name: trunc_vgpr_s96_to_s64
 299     ; GCN: [[COPY:%[0-9]+]]:vreg_96 = COPY $vgpr0_vgpr1_vgpr2
 300     ; GCN: [[COPY1:%[0-9]+]]:vreg_64 = COPY [[COPY]].sub0_sub1
 301     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 302     %0:vgpr(s96) = COPY $vgpr0_vgpr1_vgpr2
 303     %1:vgpr(s64) = G_TRUNC %0
 304     S_ENDPGM 0, implicit %1
 305 ...
 306 ---
 307
 308 name: trunc_vgpr_s128_to_s16
 309 legalized:       true
 310 regBankSelected: true
 311
 312 body: |
 313   bb.0:
 314     liveins: $vgpr0_vgpr1_vgpr2_vgpr3
 315     ; GCN-LABEL: name: trunc_vgpr_s128_to_s16
 316     ; GCN: [[COPY:%[0-9]+]]:vreg_128 = COPY $vgpr0_vgpr1_vgpr2_vgpr3
 317     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY [[COPY]].sub0
 318     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 319     %0:vgpr(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
 320     %1:vgpr(s16) = G_TRUNC %0
 321     S_ENDPGM 0, implicit %1
 322 ...
 323 ---
 324
 325 name: trunc_vgpr_s128_to_s96
 326 legalized:       true
 327 regBankSelected: true
 328
 329 body: |
 330   bb.0:
 331     liveins: $vgpr0_vgpr1_vgpr2_vgpr3
 332     ; GCN-LABEL: name: trunc_vgpr_s128_to_s96
 333     ; GCN: [[COPY:%[0-9]+]]:vreg_128 = COPY $vgpr0_vgpr1_vgpr2_vgpr3
 334     ; GCN: [[COPY1:%[0-9]+]]:vreg_96 = COPY [[COPY]].sub0_sub1_sub2
 335     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 336     %0:vgpr(s128) = COPY $vgpr0_vgpr1_vgpr2_vgpr3
 337     %1:vgpr(s96) = G_TRUNC %0
 338     S_ENDPGM 0, implicit %1
 339 ...
 340 ---
 341
 342 name: trunc_vgpr_s256_to_s128
 343 legalized:       true
 344 regBankSelected: true
 345
 346 body: |
 347   bb.0:
 348     liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
 349     ; GCN-LABEL: name: trunc_vgpr_s256_to_s128
 350     ; GCN: [[COPY:%[0-9]+]]:vreg_256 = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
 351     ; GCN: [[COPY1:%[0-9]+]]:vreg_128 = COPY [[COPY]].sub0_sub1_sub2_sub3
 352     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 353     %0:vgpr(s256) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7
 354     %1:vgpr(s128) = G_TRUNC %0
 355     S_ENDPGM 0, implicit %1
 356 ...
 357 ---
 358
 359 name: trunc_vgpr_s512_to_s256
 360 legalized:       true
 361 regBankSelected: true
 362
 363 body: |
 364   bb.0:
 365     liveins: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
 366     ; GCN-LABEL: name: trunc_vgpr_s512_to_s256
 367     ; GCN: [[COPY:%[0-9]+]]:vreg_512 = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
 368     ; GCN: [[COPY1:%[0-9]+]]:vreg_256 = COPY [[COPY]].sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7
 369     ; GCN: S_ENDPGM 0, implicit [[COPY1]]
 370     %0:vgpr(s512) = COPY $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15
 371     %1:vgpr(s256) = G_TRUNC %0
 372     S_ENDPGM 0, implicit %1
 373 ...
 374
 375 ---
 376
 377 name: trunc_sgpr_s32_to_s1_use
 378 legalized:       true
 379 regBankSelected: true
 380
 381 body: |
 382   bb.0:
 383     liveins: $sgpr0, $sgpr1
 384     ; GCN-LABEL: name: trunc_sgpr_s32_to_s1_use
 385     ; GCN: [[COPY:%[0-9]+]]:sreg_32 = COPY $sgpr0
 386     ; GCN: [[COPY1:%[0-9]+]]:sreg_32 = COPY $sgpr1
 387     ; GCN: $scc = COPY [[COPY]]
 388     ; GCN: [[S_CSELECT_B32_:%[0-9]+]]:sreg_32 = S_CSELECT_B32 [[COPY]], [[COPY1]], implicit $scc
 389     ; GCN: S_ENDPGM 0, implicit [[S_CSELECT_B32_]]
 390     %0:sgpr(s32) = COPY $sgpr0
 391     %1:sgpr(s32) = COPY $sgpr1
 392     %2:sgpr(s1) = G_TRUNC %0
 393     %3:sgpr(s32) = G_SELECT %2, %0, %1
 394     S_ENDPGM 0, implicit %3
 395 ...