| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5 |
| # RUN: llc -mtriple=amdgcn -mcpu=gfx942 -run-pass=si-fix-sgpr-copies -o - %s | FileCheck --check-prefix=GCN %s |
| --- |
| name: test_should_convert_to_v_readfirstlane_b32 |
| alignment: 1 |
| exposesReturnsTwice: false |
| legalized: false |
| regBankSelected: false |
| selected: false |
| failedISel: false |
| tracksRegLiveness: true |
| hasWinCFI: false |
| noPhis: false |
| isSSA: true |
| noVRegs: false |
| hasFakeUses: false |
| callsEHReturn: false |
| callsUnwindInit: false |
| hasEHContTarget: false |
| hasEHScopes: false |
| hasEHFunclets: false |
| isOutlined: false |
| debugInstrRef: false |
| failsVerification: false |
| tracksDebugUserValues: false |
| registers: |
| - { id: 0, class: vgpr_32, preferred-register: '', flags: [ ] } |
| - { id: 1, class: sgpr_64, preferred-register: '', flags: [ ] } |
| - { id: 2, class: sgpr_64, preferred-register: '', flags: [ ] } |
| - { id: 3, class: sgpr_64, preferred-register: '', flags: [ ] } |
| - { id: 4, class: sgpr_64, preferred-register: '', flags: [ ] } |
| - { id: 5, class: sgpr_32, preferred-register: '', flags: [ ] } |
| - { id: 6, class: sgpr_32, preferred-register: '', flags: [ ] } |
| - { id: 7, class: sgpr_32, preferred-register: '', flags: [ ] } |
| - { id: 8, class: sgpr_128, preferred-register: '', flags: [ ] } |
| - { id: 9, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 10, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 11, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 12, class: vgpr_32, preferred-register: '', flags: [ ] } |
| - { id: 13, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 14, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 15, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 16, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 17, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 18, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 19, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 20, class: sgpr_128, preferred-register: '', flags: [ ] } |
| - { id: 21, class: sreg_32, preferred-register: '', flags: [ ] } |
| - { id: 22, class: vgpr_32, preferred-register: '', flags: [ ] } |
| liveins: |
| - { reg: '$sgpr4_sgpr5', virtual-reg: '%3' } |
| frameInfo: |
| isFrameAddressTaken: false |
| isReturnAddressTaken: false |
| hasStackMap: false |
| hasPatchPoint: false |
| stackSize: 0 |
| offsetAdjustment: 0 |
| maxAlignment: 1 |
| adjustsStack: false |
| hasCalls: false |
| stackProtector: '' |
| functionContext: '' |
| maxCallFrameSize: 4294967295 |
| cvBytesOfCalleeSavedRegisters: 0 |
| hasOpaqueSPAdjustment: false |
| hasVAStart: false |
| hasMustTailInVarArgFunc: false |
| hasTailCall: false |
| isCalleeSavedInfoValid: false |
| localFrameSize: 0 |
| savePoint: '' |
| restorePoint: '' |
| fixedStack: [] |
| stack: [] |
| entry_values: [] |
| callSites: [] |
| debugValueSubstitutions: [] |
| constants: [] |
| machineFunctionInfo: |
| isEntryFunction: true |
| body: | |
| bb.0: |
| liveins: $sgpr4_sgpr5 |
| |
| ; GCN-LABEL: name: test_should_convert_to_v_readfirstlane_b32 |
| ; GCN: liveins: $sgpr4_sgpr5 |
| ; GCN-NEXT: {{ $}} |
| ; GCN-NEXT: [[COPY:%[0-9]+]]:sgpr_64 = COPY $sgpr4_sgpr5 |
| ; GCN-NEXT: early-clobber %8:sgpr_128 = S_LOAD_DWORDX4_IMM_ec [[COPY]], 36, 0 :: (dereferenceable invariant load (s128), align 4, addrspace 4) |
| ; GCN-NEXT: [[COPY1:%[0-9]+]]:sreg_32 = COPY %8.sub2 |
| ; GCN-NEXT: [[COPY2:%[0-9]+]]:sreg_32 = COPY %8.sub1 |
| ; GCN-NEXT: [[COPY3:%[0-9]+]]:sreg_32 = COPY %8.sub0 |
| ; GCN-NEXT: [[V_CVT_U32_F32_e64_:%[0-9]+]]:vgpr_32 = nofpexcept V_CVT_U32_F32_e64 0, killed [[COPY3]], 0, 0, implicit $mode, implicit $exec |
| ; GCN-NEXT: [[S_MOV_B32_:%[0-9]+]]:sreg_32 = S_MOV_B32 16 |
| ; GCN-NEXT: [[V_READFIRSTLANE_B32_:%[0-9]+]]:sreg_32_xm0 = V_READFIRSTLANE_B32 [[V_CVT_U32_F32_e64_]], implicit $exec |
| ; GCN-NEXT: [[S_LSHL_B32_:%[0-9]+]]:sreg_32 = S_LSHL_B32 killed [[V_READFIRSTLANE_B32_]], killed [[S_MOV_B32_]], implicit-def dead $scc |
| ; GCN-NEXT: [[S_OR_B32_:%[0-9]+]]:sreg_32 = S_OR_B32 killed [[S_LSHL_B32_]], [[COPY2]], implicit-def dead $scc |
| ; GCN-NEXT: [[S_AND_B32_:%[0-9]+]]:sreg_32 = S_AND_B32 [[S_OR_B32_]], killed [[COPY1]], implicit-def dead $scc |
| ; GCN-NEXT: [[S_MOV_B32_1:%[0-9]+]]:sreg_32 = S_MOV_B32 2 |
| ; GCN-NEXT: [[S_LSHR_B32_:%[0-9]+]]:sreg_32 = S_LSHR_B32 [[S_AND_B32_]], killed [[S_MOV_B32_1]], implicit-def dead $scc |
| ; GCN-NEXT: [[REG_SEQUENCE:%[0-9]+]]:sgpr_128 = REG_SEQUENCE [[S_LSHR_B32_]], %subreg.sub0, [[S_OR_B32_]], %subreg.sub1, [[S_AND_B32_]], %subreg.sub2, [[S_LSHR_B32_]], %subreg.sub3 |
| ; GCN-NEXT: [[S_MOV_B32_2:%[0-9]+]]:sreg_32 = S_MOV_B32 0 |
| ; GCN-NEXT: [[COPY4:%[0-9]+]]:vgpr_32 = COPY [[COPY2]] |
| ; GCN-NEXT: BUFFER_STORE_DWORD_OFFSET_exact [[COPY4]], killed [[REG_SEQUENCE]], killed [[S_MOV_B32_2]], 0, 2, 0, implicit $exec :: (dereferenceable store (s32), align 1, addrspace 8) |
| ; GCN-NEXT: S_ENDPGM 0 |
| %3:sgpr_64 = COPY $sgpr4_sgpr5 |
| early-clobber %8:sgpr_128 = S_LOAD_DWORDX4_IMM_ec %3, 36, 0 :: (dereferenceable invariant load (s128), align 4, addrspace 4) |
| %9:sreg_32 = COPY %8.sub2 |
| %10:sreg_32 = COPY %8.sub1 |
| %11:sreg_32 = COPY %8.sub0 |
| %12:vgpr_32 = nofpexcept V_CVT_U32_F32_e64 0, killed %11, 0, 0, implicit $mode, implicit $exec |
| %13:sreg_32 = S_MOV_B32 16 |
| %15:sreg_32 = COPY %12 |
| %14:sreg_32 = S_LSHL_B32 killed %15, killed %13, implicit-def dead $scc |
| %16:sreg_32 = S_OR_B32 killed %14, %10, implicit-def dead $scc |
| %17:sreg_32 = S_AND_B32 %16, killed %9, implicit-def dead $scc |
| %18:sreg_32 = S_MOV_B32 2 |
| %19:sreg_32 = S_LSHR_B32 %17, killed %18, implicit-def dead $scc |
| %20:sgpr_128 = REG_SEQUENCE %19, %subreg.sub0, %16, %subreg.sub1, %17, %subreg.sub2, %19, %subreg.sub3 |
| %21:sreg_32 = S_MOV_B32 0 |
| %22:vgpr_32 = COPY %10 |
| BUFFER_STORE_DWORD_OFFSET_exact %22, killed %20, killed %21, 0, 2, 0, implicit $exec :: (dereferenceable store (s32), align 1, addrspace 8) |
| S_ENDPGM 0 |
| ... |
