test/CodeGen/AMDGPU/GlobalISel/inst-select-merge-values.mir

   1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
   2 # RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=tahiti -run-pass=instruction-select -verify-machineinstrs -global-isel-abort=2 -pass-remarks-missed='gisel*'  -o - %s 2> %t | FileCheck -check-prefix=GCN  %s
   3 # RUN: FileCheck -check-prefix=ERR %s < %t
   4
   5
   6 # ERR-NOT: remark:
   7 # ERR: remark: <unknown>:0:0: cannot select: %3:sgpr(s192) = G_MERGE_VALUES %0:sgpr(s64), %1:sgpr(s64), %2:sgpr(s64) (in function: test_merge_values_s_s192_s_s64_s_s64_s_s64)
   8 # ERR-NEXT: remark: <unknown>:0:0: cannot select: %3:vgpr(s192) = G_MERGE_VALUES %0:vgpr(s64), %1:vgpr(s64), %2:vgpr(s64) (in function: test_merge_values_v_s192_v_s64_v_s64_v_s64)
   9 # ERR-NOT: remark:
  10
  11 ---
  12 name: test_merge_values_v_s64_v_s32_v_s32
  13 legalized:       true
  14 regBankSelected: true
  15 tracksRegLiveness: true
  16
  17 body: |
  18   bb.0:
  19     liveins: $vgpr0, $vgpr1
  20
  21     ; GCN-LABEL: name: test_merge_values_v_s64_v_s32_v_s32
  22     ; GCN: liveins: $vgpr0, $vgpr1
  23     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  24     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
  25     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  26     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
  27     %0:vgpr(s32) = COPY $vgpr0
  28     %1:vgpr(s32) = COPY $vgpr1
  29     %2:vgpr(s64) = G_MERGE_VALUES %0, %1
  30     S_ENDPGM 0, implicit %2
  31 ...
  32
  33 ---
  34 name: test_merge_values_v_s64_s_s32_v_s32
  35 legalized:       true
  36 regBankSelected: true
  37 tracksRegLiveness: true
  38
  39 body: |
  40   bb.0:
  41     liveins: $sgpr0, $vgpr0
  42
  43     ; GCN-LABEL: name: test_merge_values_v_s64_s_s32_v_s32
  44     ; GCN: liveins: $sgpr0, $vgpr0
  45     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
  46     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  47     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  48     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
  49     %0:sgpr(s32) = COPY $sgpr0
  50     %1:vgpr(s32) = COPY $vgpr0
  51     %2:vgpr(s64) = G_MERGE_VALUES %0, %1
  52     S_ENDPGM 0, implicit %2
  53 ...
  54
  55 ---
  56 name: test_merge_values_v_s64_v_s32_s_s32
  57 legalized:       true
  58 regBankSelected: true
  59 tracksRegLiveness: true
  60
  61 body: |
  62   bb.0:
  63     liveins: $sgpr0, $vgpr0
  64
  65     ; GCN-LABEL: name: test_merge_values_v_s64_v_s32_s_s32
  66     ; GCN: liveins: $sgpr0, $vgpr0
  67     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
  68     ; GCN: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
  69     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  70     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
  71     %0:vgpr(s32) = COPY $vgpr0
  72     %1:sgpr(s32) = COPY $sgpr0
  73     %2:vgpr(s64) = G_MERGE_VALUES %0, %1
  74     S_ENDPGM 0, implicit %2
  75 ...
  76
  77 ---
  78 name: test_merge_values_s_s64_s_s32_s_s32
  79 legalized:       true
  80 regBankSelected: true
  81 tracksRegLiveness: true
  82
  83 body: |
  84   bb.0:
  85     liveins: $sgpr0, $sgpr1
  86
  87     ; GCN-LABEL: name: test_merge_values_s_s64_s_s32_s_s32
  88     ; GCN: liveins: $sgpr0, $sgpr1
  89     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
  90     ; GCN: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr1
  91     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_64_xexec = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
  92     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
  93     %0:sgpr(s32) = COPY $sgpr0
  94     %1:sgpr(s32) = COPY $sgpr1
  95     %2:sgpr(s64) = G_MERGE_VALUES %0, %1
  96     S_ENDPGM 0, implicit %2
  97 ...
  98
  99 ---
 100 name: test_merge_values_s_s64_undef_s_s32_s_s32
 101 legalized:       true
 102 regBankSelected: true
 103 tracksRegLiveness: true
 104
 105 body: |
 106   bb.0:
 107     liveins: $sgpr0
 108
 109     ; GCN-LABEL: name: test_merge_values_s_s64_undef_s_s32_s_s32
 110     ; GCN: liveins: $sgpr0
 111     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
 112     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_64_xexec = REG_SEQUENCE undef %2:sreg_32_xm0, %subreg.sub0, [[COPY]], %subreg.sub1
 113     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
 114     %1:sgpr(s32) = COPY $sgpr0
 115     %2:sgpr(s64) = G_MERGE_VALUES undef %0:sgpr(s32), %1
 116     S_ENDPGM 0, implicit %2
 117 ...
 118
 119 ---
 120 name: test_merge_values_s_s64_s_s32_undef_s_s32
 121 legalized:       true
 122 regBankSelected: true
 123 tracksRegLiveness: true
 124
 125 body: |
 126   bb.0:
 127     liveins: $sgpr0
 128
 129     ; GCN-LABEL: name: test_merge_values_s_s64_s_s32_undef_s_s32
 130     ; GCN: liveins: $sgpr0
 131     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
 132     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_64_xexec = REG_SEQUENCE [[COPY]], %subreg.sub0, undef %2:sreg_32_xm0, %subreg.sub1
 133     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
 134     %0:sgpr(s32) = COPY $sgpr0
 135     %2:sgpr(s64) = G_MERGE_VALUES %0, undef %1:sgpr(s32),
 136     S_ENDPGM 0, implicit %2
 137 ...
 138
 139 ---
 140 name: test_merge_values_s_s96_s_s32_s_s32_s_s32
 141 legalized:       true
 142 regBankSelected: true
 143
 144 body: |
 145   bb.0:
 146     liveins: $sgpr0, $sgpr1, $sgpr2
 147
 148     ; GCN-LABEL: name: test_merge_values_s_s96_s_s32_s_s32_s_s32
 149     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
 150     ; GCN: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr1
 151     ; GCN: [[COPY2:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr2
 152     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_96 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2
 153     ; GCN: $sgpr0_sgpr1_sgpr2 = COPY [[REG_SEQUENCE]]
 154     %0:sgpr(s32) = COPY $sgpr0
 155     %1:sgpr(s32) = COPY $sgpr1
 156     %2:sgpr(s32) = COPY $sgpr2
 157     %3:sgpr(s96) = G_MERGE_VALUES %0, %1, %2
 158     $sgpr0_sgpr1_sgpr2 = COPY %3
 159 ...
 160
 161 ---
 162 name: test_merge_values_v_s96_v_s32_v_s32_v_s32
 163 legalized:       true
 164 regBankSelected: true
 165 tracksRegLiveness: true
 166
 167 body: |
 168   bb.0:
 169     liveins: $vgpr0, $vgpr1, $vgpr2
 170
 171     ; GCN-LABEL: name: test_merge_values_v_s96_v_s32_v_s32_v_s32
 172     ; GCN: liveins: $vgpr0, $vgpr1, $vgpr2
 173     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 174     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
 175     ; GCN: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
 176     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_96 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2
 177     ; GCN: $vgpr0_vgpr1_vgpr2 = COPY [[REG_SEQUENCE]]
 178     %0:vgpr(s32) = COPY $vgpr0
 179     %1:vgpr(s32) = COPY $vgpr1
 180     %2:vgpr(s32) = COPY $vgpr2
 181     %3:vgpr(s96) = G_MERGE_VALUES %0, %1, %2
 182     $vgpr0_vgpr1_vgpr2 = COPY %3
 183 ...
 184
 185 ---
 186 name: test_merge_values_s_s128_s_s32_s_s32_s_s32_s_s32
 187 legalized:       true
 188 regBankSelected: true
 189 tracksRegLiveness: true
 190
 191 body: |
 192   bb.0:
 193     liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3
 194
 195     ; GCN-LABEL: name: test_merge_values_s_s128_s_s32_s_s32_s_s32_s_s32
 196     ; GCN: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3
 197     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
 198     ; GCN: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr1
 199     ; GCN: [[COPY2:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr2
 200     ; GCN: [[COPY3:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr3
 201     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
 202     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[REG_SEQUENCE]]
 203     %0:sgpr(s32) = COPY $sgpr0
 204     %1:sgpr(s32) = COPY $sgpr1
 205     %2:sgpr(s32) = COPY $sgpr2
 206     %3:sgpr(s32) = COPY $sgpr3
 207     %4:sgpr(s128) = G_MERGE_VALUES %0, %1, %2, %3
 208     $sgpr0_sgpr1_sgpr2_sgpr3 = COPY %4
 209 ...
 210
 211 ---
 212 name: test_merge_values_v_s128_v_s32_v_s32_v_s32
 213 legalized:       true
 214 regBankSelected: true
 215 tracksRegLiveness: true
 216
 217 body: |
 218   bb.0:
 219     liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
 220
 221     ; GCN-LABEL: name: test_merge_values_v_s128_v_s32_v_s32_v_s32
 222     ; GCN: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3
 223     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 224     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
 225     ; GCN: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
 226     ; GCN: [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
 227     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_128 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3
 228     ; GCN: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[REG_SEQUENCE]]
 229     %0:vgpr(s32) = COPY $vgpr0
 230     %1:vgpr(s32) = COPY $vgpr1
 231     %2:vgpr(s32) = COPY $vgpr2
 232     %3:vgpr(s32) = COPY $vgpr3
 233     %4:vgpr(s128) = G_MERGE_VALUES %0, %1, %2, %3
 234     $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %4
 235 ...
 236
 237 ---
 238 name: test_merge_values_s_s128_s_s64_s_s64
 239 legalized:       true
 240 regBankSelected: true
 241 tracksRegLiveness: true
 242
 243 body: |
 244   bb.0:
 245     liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
 246
 247     ; GCN-LABEL: name: test_merge_values_s_s128_s_s64_s_s64
 248     ; GCN: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3
 249     ; GCN: [[COPY:%[0-9]+]]:sreg_64_xexec = COPY $sgpr0_sgpr1
 250     ; GCN: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY $sgpr2_sgpr3
 251     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_128 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1, [[COPY1]], %subreg.sub2_sub3
 252     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3 = COPY [[REG_SEQUENCE]]
 253     %0:sgpr(s64) = COPY $sgpr0_sgpr1
 254     %1:sgpr(s64) = COPY $sgpr2_sgpr3
 255     %4:sgpr(s128) = G_MERGE_VALUES %0, %1
 256     $sgpr0_sgpr1_sgpr2_sgpr3 = COPY %4
 257 ...
 258
 259 ---
 260 name: test_merge_values_v_s128_v_s64_v_s64
 261 legalized:       true
 262 regBankSelected: true
 263 tracksRegLiveness: true
 264
 265 body: |
 266   bb.0:
 267     liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
 268
 269     ; GCN-LABEL: name: test_merge_values_v_s128_v_s64_v_s64
 270     ; GCN: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3
 271     ; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
 272     ; GCN: [[COPY1:%[0-9]+]]:vreg_64 = COPY $vgpr2_vgpr3
 273     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_128 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1, [[COPY1]], %subreg.sub2_sub3
 274     ; GCN: $vgpr0_vgpr1_vgpr2_vgpr3 = COPY [[REG_SEQUENCE]]
 275     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 276     %1:vgpr(s64) = COPY $vgpr2_vgpr3
 277     %2:vgpr(s128) = G_MERGE_VALUES %0, %1
 278     $vgpr0_vgpr1_vgpr2_vgpr3 = COPY %2
 279 ...
 280
 281 ---
 282 name: test_merge_values_s_s160_s_s32_s_s32_s_s32_s_s32_s_s32
 283 legalized:       true
 284 regBankSelected: true
 285 tracksRegLiveness: true
 286
 287 body: |
 288   bb.0:
 289     liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4
 290
 291     ; GCN-LABEL: name: test_merge_values_s_s160_s_s32_s_s32_s_s32_s_s32_s_s32
 292     ; GCN: liveins: $sgpr0, $sgpr1, $sgpr2, $sgpr3, $sgpr4
 293     ; GCN: [[COPY:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr0
 294     ; GCN: [[COPY1:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr1
 295     ; GCN: [[COPY2:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr2
 296     ; GCN: [[COPY3:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr3
 297     ; GCN: [[COPY4:%[0-9]+]]:sreg_32_xm0 = COPY $sgpr4
 298     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_160 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3, [[COPY4]], %subreg.sub4
 299     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4 = COPY [[REG_SEQUENCE]]
 300     %0:sgpr(s32) = COPY $sgpr0
 301     %1:sgpr(s32) = COPY $sgpr1
 302     %2:sgpr(s32) = COPY $sgpr2
 303     %3:sgpr(s32) = COPY $sgpr3
 304     %4:sgpr(s32) = COPY $sgpr4
 305     %5:sgpr(s160) = G_MERGE_VALUES %0, %1, %2, %3, %4
 306     $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4 = COPY %5
 307 ...
 308
 309 ---
 310 name: test_merge_values_v_s160_v_s32_v_s32_v_s32_v_s32_v_s32
 311 legalized:       true
 312 regBankSelected: true
 313 tracksRegLiveness: true
 314
 315 body: |
 316   bb.0:
 317     liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4
 318
 319     ; GCN-LABEL: name: test_merge_values_v_s160_v_s32_v_s32_v_s32_v_s32_v_s32
 320     ; GCN: liveins: $vgpr0, $vgpr1, $vgpr2, $vgpr3, $vgpr4
 321     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 322     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
 323     ; GCN: [[COPY2:%[0-9]+]]:vgpr_32 = COPY $vgpr2
 324     ; GCN: [[COPY3:%[0-9]+]]:vgpr_32 = COPY $vgpr3
 325     ; GCN: [[COPY4:%[0-9]+]]:vgpr_32 = COPY $vgpr4
 326     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_160 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1, [[COPY2]], %subreg.sub2, [[COPY3]], %subreg.sub3, [[COPY4]], %subreg.sub4
 327     ; GCN: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4 = COPY [[REG_SEQUENCE]]
 328     %0:vgpr(s32) = COPY $vgpr0
 329     %1:vgpr(s32) = COPY $vgpr1
 330     %2:vgpr(s32) = COPY $vgpr2
 331     %3:vgpr(s32) = COPY $vgpr3
 332     %4:vgpr(s32) = COPY $vgpr4
 333     %5:vgpr(s160) = G_MERGE_VALUES %0, %1, %2, %3, %4
 334     $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4 = COPY %5
 335 ...
 336
 337 ---
 338 name: test_merge_values_s_s192_s_s64_s_s64_s_s64
 339 legalized:       true
 340 regBankSelected: true
 341 tracksRegLiveness: true
 342
 343 body: |
 344   bb.0:
 345     liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
 346
 347     ; GCN-LABEL: name: test_merge_values_s_s192_s_s64_s_s64_s_s64
 348     ; GCN: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5
 349     ; GCN: [[COPY:%[0-9]+]]:sgpr(s64) = COPY $sgpr0_sgpr1
 350     ; GCN: [[COPY1:%[0-9]+]]:sgpr(s64) = COPY $sgpr2_sgpr3
 351     ; GCN: [[COPY2:%[0-9]+]]:sgpr(s64) = COPY $sgpr4_sgpr5
 352     ; GCN: [[MV:%[0-9]+]]:sgpr(s192) = G_MERGE_VALUES [[COPY]](s64), [[COPY1]](s64), [[COPY2]](s64)
 353     ; GCN: S_ENDPGM 0, implicit [[MV]](s192)
 354     %0:sgpr(s64) = COPY $sgpr0_sgpr1
 355     %1:sgpr(s64) = COPY $sgpr2_sgpr3
 356     %2:sgpr(s64) = COPY $sgpr4_sgpr5
 357     %3:sgpr(s192) = G_MERGE_VALUES %0, %1, %2
 358     S_ENDPGM 0, implicit %3
 359 ...
 360
 361 ---
 362 name: test_merge_values_v_s192_v_s64_v_s64_v_s64
 363 legalized:       true
 364 regBankSelected: true
 365 tracksRegLiveness: true
 366
 367 body: |
 368   bb.0:
 369     liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5
 370
 371     ; GCN-LABEL: name: test_merge_values_v_s192_v_s64_v_s64_v_s64
 372     ; GCN: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5
 373     ; GCN: [[COPY:%[0-9]+]]:vgpr(s64) = COPY $vgpr0_vgpr1
 374     ; GCN: [[COPY1:%[0-9]+]]:vgpr(s64) = COPY $vgpr2_vgpr3
 375     ; GCN: [[COPY2:%[0-9]+]]:vgpr(s64) = COPY $vgpr4_vgpr5
 376     ; GCN: [[MV:%[0-9]+]]:vgpr(s192) = G_MERGE_VALUES [[COPY]](s64), [[COPY1]](s64), [[COPY2]](s64)
 377     ; GCN: S_ENDPGM 0, implicit [[MV]](s192)
 378     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 379     %1:vgpr(s64) = COPY $vgpr2_vgpr3
 380     %2:vgpr(s64) = COPY $vgpr4_vgpr5
 381     %3:vgpr(s192) = G_MERGE_VALUES %0, %1, %2
 382     S_ENDPGM 0, implicit %3
 383 ...
 384
 385 ---
 386 name: test_merge_values_s_s256_s_s64_s_s64_s_s64_s_s64
 387 legalized:       true
 388 regBankSelected: true
 389 tracksRegLiveness: true
 390
 391 body: |
 392   bb.0:
 393     liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5, $sgpr6_sgpr7
 394
 395     ; GCN-LABEL: name: test_merge_values_s_s256_s_s64_s_s64_s_s64_s_s64
 396     ; GCN: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5, $sgpr6_sgpr7
 397     ; GCN: [[COPY:%[0-9]+]]:sreg_64_xexec = COPY $sgpr0_sgpr1
 398     ; GCN: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY $sgpr2_sgpr3
 399     ; GCN: [[COPY2:%[0-9]+]]:sreg_64_xexec = COPY $sgpr4_sgpr5
 400     ; GCN: [[COPY3:%[0-9]+]]:sreg_64_xexec = COPY $sgpr6_sgpr7
 401     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_256 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1, [[COPY1]], %subreg.sub2_sub3, [[COPY2]], %subreg.sub4_sub5, [[COPY3]], %subreg.sub6_sub7
 402     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7 = COPY [[REG_SEQUENCE]]
 403     %0:sgpr(s64) = COPY $sgpr0_sgpr1
 404     %1:sgpr(s64) = COPY $sgpr2_sgpr3
 405     %2:sgpr(s64) = COPY $sgpr4_sgpr5
 406     %3:sgpr(s64) = COPY $sgpr6_sgpr7
 407     %4:sgpr(s256) = G_MERGE_VALUES %0, %1, %2, %3
 408     $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7 = COPY %4
 409 ...
 410
 411 ---
 412 name: test_merge_values_s_s256_s_s128_s_s128
 413 legalized:       true
 414 regBankSelected: true
 415 tracksRegLiveness: true
 416
 417 body: |
 418   bb.0:
 419     liveins: $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr4_sgpr5_sgpr6_sgpr7
 420
 421     ; GCN-LABEL: name: test_merge_values_s_s256_s_s128_s_s128
 422     ; GCN: liveins: $sgpr0_sgpr1_sgpr2_sgpr3, $sgpr4_sgpr5_sgpr6_sgpr7
 423     ; GCN: [[COPY:%[0-9]+]]:sreg_128 = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 424     ; GCN: [[COPY1:%[0-9]+]]:sreg_128 = COPY $sgpr4_sgpr5_sgpr6_sgpr7
 425     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_256 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1_sub2_sub3, [[COPY1]], %subreg.sub4_sub5_sub6_sub7
 426     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7 = COPY [[REG_SEQUENCE]]
 427     %0:sgpr(s128) = COPY $sgpr0_sgpr1_sgpr2_sgpr3
 428     %1:sgpr(s128) = COPY $sgpr4_sgpr5_sgpr6_sgpr7
 429     %2:sgpr(s256) = G_MERGE_VALUES %0, %1
 430     $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7 = COPY %2
 431 ...
 432
 433 ---
 434 name: test_merge_values_s_s512_s_s256_s_s256
 435 legalized:       true
 436 regBankSelected: true
 437 tracksRegLiveness: true
 438
 439 body: |
 440   bb.0:
 441     liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7, $sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 442
 443     ; GCN-LABEL: name: test_merge_values_s_s512_s_s256_s_s256
 444     ; GCN: liveins: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7, $sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 445     ; GCN: [[COPY:%[0-9]+]]:sreg_256 = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7
 446     ; GCN: [[COPY1:%[0-9]+]]:sreg_256 = COPY $sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 447     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_512 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1_sub2_sub3_sub4_sub5_sub6_sub7, [[COPY1]], %subreg.sub8_sub9_sub10_sub11_sub12_sub13_sub14_sub15
 448     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = COPY [[REG_SEQUENCE]]
 449     %0:sgpr(s256) = COPY $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7,
 450     %1:sgpr(s256) = COPY $sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15
 451     %4:sgpr(s512) = G_MERGE_VALUES %0, %1
 452     $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = COPY %4
 453 ...
 454
 455 ---
 456 name: test_merge_values_s_s512_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64
 457 legalized:       true
 458 regBankSelected: true
 459 tracksRegLiveness: true
 460
 461 body: |
 462   bb.0:
 463     liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11, $sgpr12_sgpr13, $sgpr14_sgpr15
 464
 465     ; GCN-LABEL: name: test_merge_values_s_s512_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64_s_s64
 466     ; GCN: liveins: $sgpr0_sgpr1, $sgpr2_sgpr3, $sgpr4_sgpr5, $sgpr6_sgpr7, $sgpr8_sgpr9, $sgpr10_sgpr11, $sgpr12_sgpr13, $sgpr14_sgpr15
 467     ; GCN: [[COPY:%[0-9]+]]:sreg_64_xexec = COPY $sgpr0_sgpr1
 468     ; GCN: [[COPY1:%[0-9]+]]:sreg_64_xexec = COPY $sgpr2_sgpr3
 469     ; GCN: [[COPY2:%[0-9]+]]:sreg_64_xexec = COPY $sgpr4_sgpr5
 470     ; GCN: [[COPY3:%[0-9]+]]:sreg_64_xexec = COPY $sgpr6_sgpr7
 471     ; GCN: [[COPY4:%[0-9]+]]:sreg_64_xexec = COPY $sgpr8_sgpr9
 472     ; GCN: [[COPY5:%[0-9]+]]:sreg_64_xexec = COPY $sgpr10_sgpr11
 473     ; GCN: [[COPY6:%[0-9]+]]:sreg_64_xexec = COPY $sgpr12_sgpr13
 474     ; GCN: [[COPY7:%[0-9]+]]:sreg_64_xexec = COPY $sgpr14_sgpr15
 475     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:sreg_512 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1, [[COPY1]], %subreg.sub2_sub3, [[COPY2]], %subreg.sub4_sub5, [[COPY3]], %subreg.sub6_sub7, [[COPY4]], %subreg.sub8_sub9, [[COPY5]], %subreg.sub10_sub11, [[COPY6]], %subreg.sub12_sub13, [[COPY7]], %subreg.sub14_sub15
 476     ; GCN: $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = COPY [[REG_SEQUENCE]]
 477     %0:sgpr(s64) = COPY $sgpr0_sgpr1
 478     %1:sgpr(s64) = COPY $sgpr2_sgpr3
 479     %2:sgpr(s64) = COPY $sgpr4_sgpr5
 480     %3:sgpr(s64) = COPY $sgpr6_sgpr7
 481     %4:sgpr(s64) = COPY $sgpr8_sgpr9
 482     %5:sgpr(s64) = COPY $sgpr10_sgpr11
 483     %6:sgpr(s64) = COPY $sgpr12_sgpr13
 484     %7:sgpr(s64) = COPY $sgpr14_sgpr15
 485     %8:sgpr(s512) = G_MERGE_VALUES %0, %1, %2, %3, %4, %5, %6, %7
 486     $sgpr0_sgpr1_sgpr2_sgpr3_sgpr4_sgpr5_sgpr6_sgpr7_sgpr8_sgpr9_sgpr10_sgpr11_sgpr12_sgpr13_sgpr14_sgpr15 = COPY %8
 487 ...
 488
 489 ---
 490 name: test_merge_values_v_v512_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64
 491 legalized:       true
 492 regBankSelected: true
 493 tracksRegLiveness: true
 494
 495 body: |
 496   bb.0:
 497     liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7, $vgpr8_vgpr9, $vgpr10_vgpr11, $vgpr12_vgpr13, $vgpr14_vgpr15
 498
 499     ; GCN-LABEL: name: test_merge_values_v_v512_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64_v_s64
 500     ; GCN: liveins: $vgpr0_vgpr1, $vgpr2_vgpr3, $vgpr4_vgpr5, $vgpr6_vgpr7, $vgpr8_vgpr9, $vgpr10_vgpr11, $vgpr12_vgpr13, $vgpr14_vgpr15
 501     ; GCN: [[COPY:%[0-9]+]]:vreg_64 = COPY $vgpr0_vgpr1
 502     ; GCN: [[COPY1:%[0-9]+]]:vreg_64 = COPY $vgpr2_vgpr3
 503     ; GCN: [[COPY2:%[0-9]+]]:vreg_64 = COPY $vgpr4_vgpr5
 504     ; GCN: [[COPY3:%[0-9]+]]:vreg_64 = COPY $vgpr6_vgpr7
 505     ; GCN: [[COPY4:%[0-9]+]]:vreg_64 = COPY $vgpr8_vgpr9
 506     ; GCN: [[COPY5:%[0-9]+]]:vreg_64 = COPY $vgpr10_vgpr11
 507     ; GCN: [[COPY6:%[0-9]+]]:vreg_64 = COPY $vgpr12_vgpr13
 508     ; GCN: [[COPY7:%[0-9]+]]:vreg_64 = COPY $vgpr14_vgpr15
 509     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_512 = REG_SEQUENCE [[COPY]], %subreg.sub0_sub1, [[COPY1]], %subreg.sub2_sub3, [[COPY2]], %subreg.sub4_sub5, [[COPY3]], %subreg.sub6_sub7, [[COPY4]], %subreg.sub8_sub9, [[COPY5]], %subreg.sub10_sub11, [[COPY6]], %subreg.sub12_sub13, [[COPY7]], %subreg.sub14_sub15
 510     ; GCN: $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = COPY [[REG_SEQUENCE]]
 511     %0:vgpr(s64) = COPY $vgpr0_vgpr1
 512     %1:vgpr(s64) = COPY $vgpr2_vgpr3
 513     %2:vgpr(s64) = COPY $vgpr4_vgpr5
 514     %3:vgpr(s64) = COPY $vgpr6_vgpr7
 515     %4:vgpr(s64) = COPY $vgpr8_vgpr9
 516     %5:vgpr(s64) = COPY $vgpr10_vgpr11
 517     %6:vgpr(s64) = COPY $vgpr12_vgpr13
 518     %7:vgpr(s64) = COPY $vgpr14_vgpr15
 519     %8:vgpr(s512) = G_MERGE_VALUES %0, %1, %2, %3, %4, %5, %6, %7
 520     $vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15 = COPY %8
 521 ...
 522
 523 ---
 524 name: test_merge_values_rc_already_set_src_v_s64_v_s32_v_s32
 525 legalized:       true
 526 regBankSelected: true
 527 tracksRegLiveness: true
 528
 529 body: |
 530   bb.0:
 531     liveins: $vgpr0, $vgpr1
 532
 533     ; GCN-LABEL: name: test_merge_values_rc_already_set_src_v_s64_v_s32_v_s32
 534     ; GCN: liveins: $vgpr0, $vgpr1
 535     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 536     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
 537     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
 538     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
 539     %0:vgpr_32(s32) = COPY $vgpr0
 540     %1:vgpr_32(s32) = COPY $vgpr1
 541     %2:vgpr(s64) = G_MERGE_VALUES %0, %1
 542     S_ENDPGM 0, implicit %2
 543 ...
 544
 545 ---
 546 name: test_merge_values_rc_already_set_dst_v_s64_v_s32_v_s32
 547 legalized:       true
 548 regBankSelected: true
 549 tracksRegLiveness: true
 550
 551 body: |
 552   bb.0:
 553     liveins: $vgpr0, $vgpr1
 554
 555     ; GCN-LABEL: name: test_merge_values_rc_already_set_dst_v_s64_v_s32_v_s32
 556     ; GCN: liveins: $vgpr0, $vgpr1
 557     ; GCN: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
 558     ; GCN: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr1
 559     ; GCN: [[REG_SEQUENCE:%[0-9]+]]:vreg_64 = REG_SEQUENCE [[COPY]], %subreg.sub0, [[COPY1]], %subreg.sub1
 560     ; GCN: S_ENDPGM 0, implicit [[REG_SEQUENCE]]
 561     %0:vgpr(s32) = COPY $vgpr0
 562     %1:vgpr(s32) = COPY $vgpr1
 563     %2:vreg_64(s64) = G_MERGE_VALUES %0, %1
 564     S_ENDPGM 0, implicit %2
 565 ...