| # RUN: llc -o - %s -mtriple=aarch64-windows -start-before=prologepilog \ |
| # RUN: -stop-after=prologepilog | FileCheck %s |
| # Check where the stack variable is placed |
| |
| # CHECK: - { id: 0, name: '', type: default, offset: -4, size: 4, alignment: 4, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '', callee-saved-restored: true, |
| # CHECK-NEXT: local-offset: -4, debug-info-variable: '', debug-info-expression: '', |
| # CHECK-NEXT: debug-info-location: '' } |
| # CHECK-NEXT: - { id: 1, name: '', type: spill-slot, offset: -16, size: 8, alignment: 16, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '$x23', callee-saved-restored: true, |
| # CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } |
| # CHECK-NEXT: - { id: 2, name: '', type: spill-slot, offset: -24, size: 8, alignment: 8, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '$x22', callee-saved-restored: true, |
| # CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } |
| # CHECK-NEXT: - { id: 3, name: '', type: spill-slot, offset: -32, size: 8, alignment: 8, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '$x21', callee-saved-restored: true, |
| # CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } |
| # CHECK-NEXT: - { id: 4, name: '', type: spill-slot, offset: -40, size: 8, alignment: 8, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '$x20', callee-saved-restored: true, |
| # CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } |
| # CHECK-NEXT: - { id: 5, name: '', type: spill-slot, offset: -48, size: 8, alignment: 8, |
| # CHECK-NEXT: stack-id: default, callee-saved-register: '$x19', callee-saved-restored: true, |
| # CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } |
| |
| # CHECK: early-clobber $sp = frame-setup STPXpre killed $x19, killed $x20, $sp, -6 :: (store 8 into %stack.4), (store 8 into %stack.5) |
| # CHECK-NEXT: frame-setup SEH_SaveRegP_X 19, 20, -48 |
| # CHECK-NEXT: frame-setup STPXi killed $x21, killed $x22, $sp, 2 :: (store 8 into %stack.2), (store 8 into %stack.3) |
| # CHECK-NEXT: frame-setup SEH_SaveRegP 21, 22, 16 |
| # CHECK-NEXT: frame-setup STRXui killed $x23, $sp, 4 :: (store 8 into %stack.1) |
| # CHECK-NEXT: frame-setup SEH_SaveReg 23, 32 |
| # CHECK-NEXT: frame-setup SEH_PrologEnd |
| |
| |
| ... |
| --- |
| name: func |
| alignment: 4 |
| exposesReturnsTwice: false |
| legalized: false |
| regBankSelected: false |
| selected: false |
| failedISel: false |
| tracksRegLiveness: true |
| hasWinCFI: false |
| registers: [] |
| liveins: [] |
| frameInfo: |
| isFrameAddressTaken: false |
| isReturnAddressTaken: false |
| hasStackMap: false |
| hasPatchPoint: false |
| stackSize: 0 |
| offsetAdjustment: 0 |
| maxAlignment: 4 |
| adjustsStack: false |
| hasCalls: false |
| stackProtector: '' |
| maxCallFrameSize: 0 |
| cvBytesOfCalleeSavedRegisters: 0 |
| hasOpaqueSPAdjustment: false |
| hasVAStart: false |
| hasMustTailInVarArgFunc: false |
| localFrameSize: 4 |
| savePoint: '' |
| restorePoint: '' |
| fixedStack: [] |
| stack: |
| - { id: 0, name: '', type: default, offset: 0, size: 4, alignment: 4, |
| stack-id: default, callee-saved-register: '', callee-saved-restored: true, |
| local-offset: -4, debug-info-variable: '', debug-info-expression: '', |
| debug-info-location: '' } |
| callSites: [] |
| constants: [] |
| machineFunctionInfo: {} |
| body: | |
| bb.0.entry: |
| liveins: $x0, $x23, $x21, $x22, $x19, $x20 |
| |
| renamable $x8 = ADDXri %stack.0, 0, 0 |
| $x19 = ADDXrr $x0, $x8 |
| $x20 = ADDXrr $x19, $x0 |
| $x21 = ADDXrr $x20, killed $x19 |
| $x22 = ADDXrr $x21, killed $x20 |
| $x23 = ADDXrr $x22, killed $x21 |
| $x0 = ADDXrr $x0, killed $x23 |
| |
| RET_ReallyLR |
| |
| ... |
