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1# RUN: llc -o - %s -mtriple=aarch64-windows -start-before=prologepilog \2# RUN: -stop-after=prologepilog | FileCheck %s3# Check where the stack variable is placed4 5# CHECK: - { id: 0, name: '', type: default, offset: -4, size: 4, alignment: 4,6# CHECK-NEXT: stack-id: default, callee-saved-register: '', callee-saved-restored: true,7# CHECK-NEXT: local-offset: -4, debug-info-variable: '', debug-info-expression: '',8# CHECK-NEXT: debug-info-location: '' }9# CHECK-NEXT: - { id: 1, name: '', type: spill-slot, offset: -16, size: 8, alignment: 16,10# CHECK-NEXT: stack-id: default, callee-saved-register: '$x23', callee-saved-restored: true,11# CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }12# CHECK-NEXT: - { id: 2, name: '', type: spill-slot, offset: -24, size: 8, alignment: 8,13# CHECK-NEXT: stack-id: default, callee-saved-register: '$x22', callee-saved-restored: true,14# CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }15# CHECK-NEXT: - { id: 3, name: '', type: spill-slot, offset: -32, size: 8, alignment: 8,16# CHECK-NEXT: stack-id: default, callee-saved-register: '$x21', callee-saved-restored: true,17# CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }18# CHECK-NEXT: - { id: 4, name: '', type: spill-slot, offset: -40, size: 8, alignment: 8,19# CHECK-NEXT: stack-id: default, callee-saved-register: '$x20', callee-saved-restored: true,20# CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }21# CHECK-NEXT: - { id: 5, name: '', type: spill-slot, offset: -48, size: 8, alignment: 8,22# CHECK-NEXT: stack-id: default, callee-saved-register: '$x19', callee-saved-restored: true,23# CHECK-NEXT: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }24 25# CHECK: early-clobber $sp = frame-setup STPXpre killed $x19, killed $x20, $sp, -6 :: (store (s64) into %stack.4), (store (s64) into %stack.5)26# CHECK-NEXT: frame-setup SEH_SaveRegP_X 19, 20, -4827# CHECK-NEXT: frame-setup STPXi killed $x21, killed $x22, $sp, 2 :: (store (s64) into %stack.2), (store (s64) into %stack.3)28# CHECK-NEXT: frame-setup SEH_SaveRegP 21, 22, 1629# CHECK-NEXT: frame-setup STRXui killed $x23, $sp, 4 :: (store (s64) into %stack.1)30# CHECK-NEXT: frame-setup SEH_SaveReg 23, 3231# CHECK-NEXT: frame-setup SEH_PrologEnd32 33 34...35---36name: func37alignment: 438exposesReturnsTwice: false39legalized: false40regBankSelected: false41selected: false42failedISel: false43tracksRegLiveness: true44hasWinCFI: false45registers: []46liveins: []47frameInfo:48 isFrameAddressTaken: false49 isReturnAddressTaken: false50 hasStackMap: false51 hasPatchPoint: false52 stackSize: 053 offsetAdjustment: 054 maxAlignment: 455 adjustsStack: false56 hasCalls: false57 stackProtector: ''58 maxCallFrameSize: 059 cvBytesOfCalleeSavedRegisters: 060 hasOpaqueSPAdjustment: false61 hasVAStart: false62 hasMustTailInVarArgFunc: false63 localFrameSize: 464 savePoint: []65 restorePoint: []66fixedStack: []67stack:68 - { id: 0, name: '', type: default, offset: 0, size: 4, alignment: 4,69 stack-id: default, callee-saved-register: '', callee-saved-restored: true,70 local-offset: -4, debug-info-variable: '', debug-info-expression: '',71 debug-info-location: '' }72callSites: []73constants: []74machineFunctionInfo: {}75body: |76 bb.0.entry:77 liveins: $x0, $x23, $x21, $x22, $x19, $x2078 79 renamable $x8 = ADDXri %stack.0, 0, 080 $x19 = ADDXrr $x0, $x881 $x20 = ADDXrr $x19, $x082 $x21 = ADDXrr $x20, killed $x1983 $x22 = ADDXrr $x21, killed $x2084 $x23 = ADDXrr $x22, killed $x2185 $x0 = ADDXrr $x0, killed $x2386 87 RET_ReallyLR88 89...90