| # RUN: llc -march=amdgcn -run-pass simple-register-coalescing -o - %s | FileCheck %s |
| # Check that %11 and %20 have been coalesced. |
| # CHECK: IMAGE_SAMPLE_C_D_O_V1_V16 %[[REG:[0-9]+]] |
| # CHECK: IMAGE_SAMPLE_C_D_O_V1_V16 %[[REG]] |
| |
| --- |
| name: main |
| alignment: 0 |
| tracksRegLiveness: true |
| registers: |
| - { id: 0, class: sreg_64 } |
| - { id: 1, class: vgpr_32 } |
| - { id: 2, class: vgpr_32 } |
| - { id: 3, class: sreg_256 } |
| - { id: 4, class: sreg_128 } |
| - { id: 5, class: sreg_256 } |
| - { id: 6, class: sreg_128 } |
| - { id: 7, class: sreg_512 } |
| - { id: 9, class: vreg_512 } |
| - { id: 11, class: vreg_512 } |
| - { id: 18, class: vgpr_32 } |
| - { id: 20, class: vreg_512 } |
| - { id: 27, class: vgpr_32 } |
| liveins: |
| - { reg: '$sgpr2_sgpr3', virtual-reg: '%0' } |
| - { reg: '$vgpr2', virtual-reg: '%1' } |
| - { reg: '$vgpr3', virtual-reg: '%2' } |
| frameInfo: |
| isFrameAddressTaken: false |
| isReturnAddressTaken: false |
| hasStackMap: false |
| hasPatchPoint: false |
| stackSize: 0 |
| offsetAdjustment: 0 |
| maxAlignment: 0 |
| adjustsStack: false |
| hasCalls: false |
| maxCallFrameSize: 0 |
| hasOpaqueSPAdjustment: false |
| hasVAStart: false |
| hasMustTailInVarArgFunc: false |
| body: | |
| bb.0: |
| liveins: $sgpr2_sgpr3, $vgpr2, $vgpr3 |
| |
| %0 = COPY $sgpr2_sgpr3 |
| %1 = COPY $vgpr2 |
| %2 = COPY $vgpr3 |
| %3 = S_LOAD_DWORDX8_IMM %0, 0, 0 |
| %4 = S_LOAD_DWORDX4_IMM %0, 12, 0 |
| %5 = S_LOAD_DWORDX8_IMM %0, 16, 0 |
| %6 = S_LOAD_DWORDX4_IMM %0, 28, 0 |
| undef %7.sub0 = S_MOV_B32 212739 |
| %20 = COPY %7 |
| %11 = COPY %20 |
| %11.sub1 = COPY %1 |
| %11.sub2 = COPY %1 |
| %11.sub3 = COPY %1 |
| %11.sub4 = COPY %1 |
| %11.sub5 = COPY %1 |
| %11.sub6 = COPY %1 |
| %11.sub7 = COPY %1 |
| %11.sub8 = COPY %1 |
| dead %18 = IMAGE_SAMPLE_C_D_O_V1_V16 %11, %3, %4, 1, 0, 0, 0, 0, 0, 0, -1, 0, implicit $exec |
| %20.sub1 = COPY %2 |
| %20.sub2 = COPY %2 |
| %20.sub3 = COPY %2 |
| %20.sub4 = COPY %2 |
| %20.sub5 = COPY %2 |
| %20.sub6 = COPY %2 |
| %20.sub7 = COPY %2 |
| %20.sub8 = COPY %2 |
| dead %27 = IMAGE_SAMPLE_C_D_O_V1_V16 %20, %5, %6, 1, 0, 0, 0, 0, 0, 0, -1, 0, implicit $exec |
| |
| ... |
