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| 1 | +# RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass greedy,amdgpu-regbanks-reassign,virtregrewriter -o - %s | FileCheck -check-prefix=GCN %s |
| 2 | + |
| 3 | +# GCN-LABEL: v1_vs_v5{{$}} |
| 4 | +# GCN: V_AND_B32_e32 killed $vgpr3, killed $vgpr1, |
| 5 | +--- |
| 6 | +name: v1_vs_v5 |
| 7 | +tracksRegLiveness: true |
| 8 | +registers: |
| 9 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr1' } |
| 10 | + - { id: 1, class: vgpr_32, preferred-register: '$vgpr5' } |
| 11 | + - { id: 2, class: vgpr_32 } |
| 12 | +body: | |
| 13 | + bb.0: |
| 14 | + %0 = IMPLICIT_DEF |
| 15 | + %1 = IMPLICIT_DEF |
| 16 | + %2 = V_AND_B32_e32 %1, %0, implicit $exec |
| 17 | + S_ENDPGM 0 |
| 18 | +... |
| 19 | + |
| 20 | +# GCN-LABEL: v0_1_vs_v4{{$}} |
| 21 | +# GCN: GLOBAL_STORE_DWORD killed renamable $vgpr0_vgpr1, killed renamable $vgpr3, |
| 22 | +--- |
| 23 | +name: v0_1_vs_v4 |
| 24 | +tracksRegLiveness: true |
| 25 | +registers: |
| 26 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr4' } |
| 27 | + - { id: 1, class: vreg_64, preferred-register: '$vgpr0_vgpr1' } |
| 28 | +body: | |
| 29 | + bb.0: |
| 30 | + %0 = IMPLICIT_DEF |
| 31 | + %1 = IMPLICIT_DEF |
| 32 | + GLOBAL_STORE_DWORD %1, %0, 0, 0, 0, 0, implicit $exec |
| 33 | + S_ENDPGM 0 |
| 34 | +... |
| 35 | + |
| 36 | +# GCN-LABEL: v1_2_vs_v4_5{{$}} |
| 37 | +# GCN: GLOBAL_STORE_DWORDX2 killed renamable $vgpr2_vgpr3, killed renamable $vgpr4_vgpr5, |
| 38 | +--- |
| 39 | +name: v1_2_vs_v4_5 |
| 40 | +tracksRegLiveness: true |
| 41 | +registers: |
| 42 | + - { id: 0, class: vreg_64, preferred-register: '$vgpr4_vgpr5' } |
| 43 | + - { id: 1, class: vreg_64, preferred-register: '$vgpr1_vgpr2' } |
| 44 | +body: | |
| 45 | + bb.0: |
| 46 | + %0 = IMPLICIT_DEF |
| 47 | + %1 = IMPLICIT_DEF |
| 48 | + GLOBAL_STORE_DWORDX2 %1, %0, 0, 0, 0, 0, implicit $exec |
| 49 | + S_ENDPGM 0 |
| 50 | +... |
| 51 | + |
| 52 | +# GCN-LABEL: s0_vs_s16{{$}} |
| 53 | +# GCN: S_AND_B32 killed renamable $sgpr14, $sgpr0, |
| 54 | +--- |
| 55 | +name: s0_vs_s16 |
| 56 | +tracksRegLiveness: true |
| 57 | +registers: |
| 58 | + - { id: 0, class: sgpr_32, preferred-register: '$sgpr16' } |
| 59 | + - { id: 1, class: sgpr_32 } |
| 60 | +body: | |
| 61 | + bb.0: |
| 62 | + %0 = IMPLICIT_DEF |
| 63 | + $sgpr0 = IMPLICIT_DEF |
| 64 | + %1 = S_AND_B32 %0, $sgpr0, implicit-def $scc |
| 65 | + S_ENDPGM 0 |
| 66 | +... |
| 67 | + |
| 68 | +# GCN-LABEL: s1_vs_s16{{$}} |
| 69 | +# GCN: S_AND_B32 killed renamable $sgpr14, $sgpr1, |
| 70 | +--- |
| 71 | +name: s1_vs_s16 |
| 72 | +tracksRegLiveness: true |
| 73 | +registers: |
| 74 | + - { id: 0, class: sgpr_32, preferred-register: '$sgpr16' } |
| 75 | + - { id: 1, class: sgpr_32 } |
| 76 | +body: | |
| 77 | + bb.0: |
| 78 | + %0 = IMPLICIT_DEF |
| 79 | + $sgpr1 = IMPLICIT_DEF |
| 80 | + %1 = S_AND_B32 %0, $sgpr1, implicit-def $scc |
| 81 | + S_ENDPGM 0 |
| 82 | +... |
| 83 | + |
| 84 | +# GCN-LABEL: s12_vs_null{{$}} |
| 85 | +# GCN: S_AND_B32 $sgpr_null, killed renamable $sgpr14, |
| 86 | +--- |
| 87 | +name: s12_vs_null |
| 88 | +tracksRegLiveness: true |
| 89 | +registers: |
| 90 | + - { id: 0, class: sgpr_32, preferred-register: '$sgpr12' } |
| 91 | + - { id: 1, class: sgpr_32 } |
| 92 | +body: | |
| 93 | + bb.0: |
| 94 | + %0 = IMPLICIT_DEF |
| 95 | + %1 = S_AND_B32 $sgpr_null, %0, implicit-def $scc |
| 96 | + S_ENDPGM 0 |
| 97 | +... |
| 98 | + |
| 99 | +# GCN-LABEL: s13_vs_m0{{$}} |
| 100 | +# GCN: S_AND_B32 $m0, killed renamable $sgpr14, |
| 101 | +--- |
| 102 | +name: s13_vs_m0 |
| 103 | +tracksRegLiveness: true |
| 104 | +registers: |
| 105 | + - { id: 0, class: sgpr_32, preferred-register: '$sgpr13' } |
| 106 | + - { id: 1, class: sgpr_32 } |
| 107 | +body: | |
| 108 | + bb.0: |
| 109 | + %0 = IMPLICIT_DEF |
| 110 | + %1 = S_AND_B32 $m0, %0, implicit-def $scc |
| 111 | + S_ENDPGM 0 |
| 112 | +... |
| 113 | + |
| 114 | +# GCN-LABEL: s12_13_vs_s28_s29{{$}} |
| 115 | +# GCN: S_AND_B64 $sgpr28_sgpr29, killed renamable $sgpr14_sgpr15, |
| 116 | +--- |
| 117 | +name: s12_13_vs_s28_s29 |
| 118 | +tracksRegLiveness: true |
| 119 | +registers: |
| 120 | + - { id: 0, class: sreg_64, preferred-register: '$sgpr12_sgpr13' } |
| 121 | + - { id: 1, class: sreg_64 } |
| 122 | +body: | |
| 123 | + bb.0: |
| 124 | + %0 = IMPLICIT_DEF |
| 125 | + $sgpr28_sgpr29 = IMPLICIT_DEF |
| 126 | + %1 = S_AND_B64 $sgpr28_sgpr29, %0, implicit-def $scc |
| 127 | + S_ENDPGM 0 |
| 128 | +... |
| 129 | + |
| 130 | +# GCN-LABEL: livein{{$}} |
| 131 | +# GCN: V_AND_B32_e32 killed $vgpr4, killed $vgpr0, |
| 132 | +--- |
| 133 | +name: livein |
| 134 | +tracksRegLiveness: true |
| 135 | +registers: |
| 136 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr0' } |
| 137 | + - { id: 1, class: vgpr_32, preferred-register: '$vgpr4' } |
| 138 | + - { id: 2, class: vgpr_32 } |
| 139 | +liveins: |
| 140 | + - { reg: '$vgpr0', virtual-reg: '' } |
| 141 | + - { reg: '$vgpr4', virtual-reg: '' } |
| 142 | +body: | |
| 143 | + bb.0: |
| 144 | + liveins: $vgpr0, $vgpr4 |
| 145 | +
|
| 146 | + %0 = COPY $vgpr0 |
| 147 | + %1 = COPY $vgpr4 |
| 148 | + %2 = V_AND_B32_e32 %1, %0, implicit $exec |
| 149 | + S_ENDPGM 0 |
| 150 | +... |
| 151 | + |
| 152 | +# GCN-LABEL: liveout{{$}} |
| 153 | +# GCN: V_AND_B32_e32 $vgpr4, $vgpr0, |
| 154 | +--- |
| 155 | +name: liveout |
| 156 | +tracksRegLiveness: true |
| 157 | +registers: |
| 158 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr0' } |
| 159 | + - { id: 1, class: vgpr_32, preferred-register: '$vgpr4' } |
| 160 | + - { id: 2, class: vgpr_32 } |
| 161 | +body: | |
| 162 | + bb.0: |
| 163 | + %0 = IMPLICIT_DEF |
| 164 | + %1 = IMPLICIT_DEF |
| 165 | + %2 = V_AND_B32_e32 %1, %0, implicit $exec |
| 166 | + $vgpr0 = COPY %0 |
| 167 | + $vgpr4 = COPY %1 |
| 168 | + S_ENDPGM 0 |
| 169 | +... |
| 170 | + |
| 171 | +# GCN-LABEL: implicit{{$}} |
| 172 | +# GCN: V_MOV_B32_indirect undef $vgpr4, undef $vgpr0, implicit $exec, implicit-def dead renamable $vgpr0_vgpr1_vgpr2_vgpr3, implicit killed $vgpr4_vgpr5_vgpr6_vgpr7, implicit $m0 |
| 173 | +--- |
| 174 | +name: implicit |
| 175 | +tracksRegLiveness: true |
| 176 | +registers: |
| 177 | + - { id: 0, class: vreg_128 } |
| 178 | + - { id: 1, class: vreg_128, preferred-register: '$vgpr4_vgpr5_vgpr6_vgpr7' } |
| 179 | +body: | |
| 180 | + bb.0: |
| 181 | + %1 = IMPLICIT_DEF |
| 182 | + V_MOV_B32_indirect undef %1.sub0:vreg_128, undef $vgpr0, implicit $exec, implicit-def %0:vreg_128, implicit %1:vreg_128, implicit $m0 |
| 183 | + S_ENDPGM 0 |
| 184 | +... |
| 185 | + |
| 186 | +# GCN-LABEL: occupancy_limit{{$}} |
| 187 | +# GCN: V_AND_B32_e32 $vgpr4, $vgpr0, |
| 188 | +--- |
| 189 | +name: occupancy_limit |
| 190 | +tracksRegLiveness: true |
| 191 | +registers: |
| 192 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr0' } |
| 193 | + - { id: 1, class: vgpr_32, preferred-register: '$vgpr4' } |
| 194 | + - { id: 2, class: vgpr_32, preferred-register: '$vgpr1' } |
| 195 | + - { id: 3, class: vreg_64, preferred-register: '$vgpr2_vgpr3' } |
| 196 | + - { id: 4, class: vgpr_32, preferred-register: '$vgpr5' } |
| 197 | + - { id: 5, class: vreg_64, preferred-register: '$vgpr6_vgpr7' } |
| 198 | + - { id: 6, class: vreg_128, preferred-register: '$vgpr8_vgpr9_vgpr10_vgpr11' } |
| 199 | + - { id: 7, class: vreg_128, preferred-register: '$vgpr12_vgpr13_vgpr14_vgpr15' } |
| 200 | + - { id: 8, class: vreg_128, preferred-register: '$vgpr16_vgpr17_vgpr18_vgpr19' } |
| 201 | + - { id: 9, class: vreg_128, preferred-register: '$vgpr20_vgpr21_vgpr22_vgpr23' } |
| 202 | +body: | |
| 203 | + bb.0: |
| 204 | + %0 = IMPLICIT_DEF |
| 205 | + %1 = IMPLICIT_DEF |
| 206 | + %3 = IMPLICIT_DEF |
| 207 | + %4 = IMPLICIT_DEF |
| 208 | + %5 = IMPLICIT_DEF |
| 209 | + %6 = IMPLICIT_DEF |
| 210 | + %7 = IMPLICIT_DEF |
| 211 | + %8 = IMPLICIT_DEF |
| 212 | + %9 = IMPLICIT_DEF |
| 213 | + %2 = V_AND_B32_e32 %1, %0, implicit $exec |
| 214 | + GLOBAL_STORE_DWORD %3, %0, 0, 0, 0, 0, implicit $exec |
| 215 | + GLOBAL_STORE_DWORD %3, %1, 0, 0, 0, 0, implicit $exec |
| 216 | + GLOBAL_STORE_DWORD %3, %2, 0, 0, 0, 0, implicit $exec |
| 217 | + GLOBAL_STORE_DWORD %3, %4, 0, 0, 0, 0, implicit $exec |
| 218 | + GLOBAL_STORE_DWORDX2 %3, %5, 0, 0, 0, 0, implicit $exec |
| 219 | + GLOBAL_STORE_DWORDX4 %3, %6, 0, 0, 0, 0, implicit $exec |
| 220 | + GLOBAL_STORE_DWORDX4 %3, %7, 0, 0, 0, 0, implicit $exec |
| 221 | + GLOBAL_STORE_DWORDX4 %3, %8, 0, 0, 0, 0, implicit $exec |
| 222 | + GLOBAL_STORE_DWORDX4 %3, %9, 0, 0, 0, 0, implicit $exec |
| 223 | + S_ENDPGM 0 |
| 224 | +... |
| 225 | + |
| 226 | +# GCN-LABEL: csr{{$}} |
| 227 | +# GCN: V_AND_B32_e32 $vgpr4, $vgpr0, |
| 228 | +--- |
| 229 | +name: csr |
| 230 | +tracksRegLiveness: true |
| 231 | +registers: |
| 232 | + - { id: 0, class: vgpr_32, preferred-register: '$vgpr0' } |
| 233 | + - { id: 1, class: vgpr_32, preferred-register: '$vgpr4' } |
| 234 | + - { id: 2, class: vgpr_32, preferred-register: '$vgpr1' } |
| 235 | + - { id: 3, class: vreg_64, preferred-register: '$vgpr2_vgpr3' } |
| 236 | + - { id: 4, class: vgpr_32, preferred-register: '$vgpr5' } |
| 237 | + - { id: 5, class: vreg_64, preferred-register: '$vgpr6_vgpr7' } |
| 238 | + - { id: 6, class: vreg_128, preferred-register: '$vgpr8_vgpr9_vgpr10_vgpr11' } |
| 239 | + - { id: 7, class: vreg_128, preferred-register: '$vgpr12_vgpr13_vgpr14_vgpr15' } |
| 240 | + - { id: 8, class: vreg_128, preferred-register: '$vgpr16_vgpr17_vgpr18_vgpr19' } |
| 241 | + - { id: 9, class: vreg_128, preferred-register: '$vgpr20_vgpr21_vgpr22_vgpr23' } |
| 242 | + - { id: 10, class: vreg_128, preferred-register: '$vgpr24_vgpr25_vgpr26_vgpr27' } |
| 243 | + - { id: 11, class: vreg_128, preferred-register: '$vgpr28_vgpr29_vgpr30_vgpr31' } |
| 244 | + - { id: 12, class: vgpr_32, preferred-register: '$vgpr33' } |
| 245 | +body: | |
| 246 | + bb.0: |
| 247 | + %0 = IMPLICIT_DEF |
| 248 | + %1 = IMPLICIT_DEF |
| 249 | + %3 = IMPLICIT_DEF |
| 250 | + %4 = IMPLICIT_DEF |
| 251 | + %5 = IMPLICIT_DEF |
| 252 | + %6 = IMPLICIT_DEF |
| 253 | + %7 = IMPLICIT_DEF |
| 254 | + %8 = IMPLICIT_DEF |
| 255 | + %9 = IMPLICIT_DEF |
| 256 | + %10 = IMPLICIT_DEF |
| 257 | + %11 = IMPLICIT_DEF |
| 258 | + %12 = IMPLICIT_DEF |
| 259 | + %2 = V_AND_B32_e32 %1, %0, implicit $exec |
| 260 | + GLOBAL_STORE_DWORD %3, %0, 0, 0, 0, 0, implicit $exec |
| 261 | + GLOBAL_STORE_DWORD %3, %1, 0, 0, 0, 0, implicit $exec |
| 262 | + GLOBAL_STORE_DWORD %3, %2, 0, 0, 0, 0, implicit $exec |
| 263 | + GLOBAL_STORE_DWORD %3, %4, 0, 0, 0, 0, implicit $exec |
| 264 | + GLOBAL_STORE_DWORDX2 %3, %5, 0, 0, 0, 0, implicit $exec |
| 265 | + GLOBAL_STORE_DWORDX4 %3, %6, 0, 0, 0, 0, implicit $exec |
| 266 | + GLOBAL_STORE_DWORDX4 %3, %7, 0, 0, 0, 0, implicit $exec |
| 267 | + GLOBAL_STORE_DWORDX4 %3, %8, 0, 0, 0, 0, implicit $exec |
| 268 | + GLOBAL_STORE_DWORDX4 %3, %9, 0, 0, 0, 0, implicit $exec |
| 269 | + GLOBAL_STORE_DWORDX4 %3, %10, 0, 0, 0, 0, implicit $exec |
| 270 | + GLOBAL_STORE_DWORDX4 %3, %11, 0, 0, 0, 0, implicit $exec |
| 271 | + GLOBAL_STORE_DWORD %3, %12, 0, 0, 0, 0, implicit $exec |
| 272 | + S_ENDPGM 0 |
| 273 | +... |
| 274 | + |
| 275 | +# Do not touch undefs |
| 276 | +# GCN-LABEL: s0_vs_s16_undef{{$}} |
| 277 | +# GCN: S_AND_B32 killed renamable $sgpr16, undef $sgpr0, |
| 278 | +--- |
| 279 | +name: s0_vs_s16_undef |
| 280 | +tracksRegLiveness: true |
| 281 | +registers: |
| 282 | + - { id: 0, class: sgpr_32, preferred-register: '$sgpr16' } |
| 283 | + - { id: 1, class: sgpr_32 } |
| 284 | +body: | |
| 285 | + bb.0: |
| 286 | + %0 = IMPLICIT_DEF |
| 287 | + %1 = S_AND_B32 %0, undef $sgpr0, implicit-def $scc |
| 288 | + S_ENDPGM 0 |
| 289 | +... |
| 290 | + |
| 291 | +# GCN-LABEL: smem_bundle{{$}} |
| 292 | +# GCN: S_BUFFER_LOAD_DWORD_SGPR renamable $sgpr0_sgpr1_sgpr2_sgpr3, renamable $sgpr15, 0, 0 |
| 293 | +# GCN: S_BUFFER_LOAD_DWORD_SGPR renamable $sgpr0_sgpr1_sgpr2_sgpr3, renamable $sgpr14, 0, 0 |
| 294 | +--- |
| 295 | +name: smem_bundle |
| 296 | +tracksRegLiveness: true |
| 297 | +registers: |
| 298 | + - { id: 0, class: sreg_128, preferred-register: '$sgpr0_sgpr1_sgpr2_sgpr3' } |
| 299 | + - { id: 1, class: sreg_32_xm0_xexec, preferred-register: '$sgpr16' } |
| 300 | + - { id: 2, class: sreg_32_xm0_xexec, preferred-register: '$sgpr17' } |
| 301 | + - { id: 3, class: sreg_32_xm0_xexec, preferred-register: '$sgpr4' } |
| 302 | + - { id: 4, class: sreg_32_xm0_xexec, preferred-register: '$sgpr5' } |
| 303 | +body: | |
| 304 | + bb.0: |
| 305 | + %0 = IMPLICIT_DEF |
| 306 | + %1 = IMPLICIT_DEF |
| 307 | + %2 = IMPLICIT_DEF |
| 308 | + early-clobber %3, early-clobber %4 = BUNDLE %0, %1, %2 { |
| 309 | + %3 = S_BUFFER_LOAD_DWORD_SGPR %0, %1, 0, 0 |
| 310 | + %4 = S_BUFFER_LOAD_DWORD_SGPR %0, %2, 0, 0 |
| 311 | + } |
| 312 | + S_ENDPGM 0 |
| 313 | +... |
| 314 | + |
| 315 | +# GCN-LABEL: vreg_512_subs{{$}} |
| 316 | +# don't care about the assignment: this used to trigger an infinite loop |
| 317 | +--- |
| 318 | +name: vreg_512_subs |
| 319 | +tracksRegLiveness: true |
| 320 | +registers: |
| 321 | + - { id: 1, class: vreg_512, preferred-register: '$vgpr0_vgpr1_vgpr2_vgpr3_vgpr4_vgpr5_vgpr6_vgpr7_vgpr8_vgpr9_vgpr10_vgpr11_vgpr12_vgpr13_vgpr14_vgpr15' } |
| 322 | + - { id: 2, class: vgpr_32, preferred-register: '$vgpr28' } |
| 323 | +body: | |
| 324 | + bb.0: |
| 325 | + %1 = IMPLICIT_DEF |
| 326 | + %2 = IMPLICIT_DEF |
| 327 | + DS_WRITE2_B32_gfx9 %2, %1.sub0, %1.sub1, 0, 1, 0, implicit $exec |
| 328 | + DS_WRITE2_B32_gfx9 %2, %1.sub2, %1.sub3, 2, 3, 0, implicit $exec |
| 329 | + DS_WRITE2_B32_gfx9 %2, %1.sub4, %1.sub5, 4, 5, 0, implicit $exec |
| 330 | + DS_WRITE2_B32_gfx9 %2, %1.sub6, %1.sub7, 6, 7, 0, implicit $exec |
| 331 | + DS_WRITE2_B32_gfx9 %2, %1.sub8, %1.sub9, 8, 9, 0, implicit $exec |
| 332 | + DS_WRITE2_B32_gfx9 %2, %1.sub10, %1.sub11, 10, 11, 0, implicit $exec |
| 333 | + DS_WRITE2_B32_gfx9 %2, %1.sub12, %1.sub13, 12, 13, 0, implicit $exec |
| 334 | + DS_WRITE2_B32_gfx9 %2, %1.sub14, %1.sub15, 14, 15, 0, implicit $exec |
| 335 | + S_ENDPGM 0 |
| 336 | +... |
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