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103 lines
4.9 KiB
103 lines
4.9 KiB
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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--- |
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; RUN: llc --run-pass=prologepilog -o - %s | FileCheck %s
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target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "thumbv7-none-none-eabi"
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define void @foo() #0 {
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entry:
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%v = alloca [4000 x i8], align 1
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%s = alloca i8*, align 4
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%0 = bitcast [4000 x i8]* %v to i8*
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store i8* %0, i8** %s, align 4
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%1 = load i8*, i8** %s, align 4
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call void @bar(i8* %1)
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ret void
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}
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declare void @bar(i8*) #1
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; Function Attrs: nounwind
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declare void @llvm.stackprotector(i8*, i8**) #2
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attributes #0 = { noinline nounwind optnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "target-features"="+armv7-a,+d32,+dsp,+fp64,+fpregs,+neon,+strict-align,+thumb-mode,+vfp2,+vfp2sp,+vfp3,+vfp3d16,+vfp3d16sp,+vfp3sp" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="generic" "target-features"="+armv7-a,+d32,+dsp,+fp64,+fpregs,+neon,+strict-align,+thumb-mode,+vfp2,+vfp2sp,+vfp3,+vfp3d16,+vfp3d16sp,+vfp3sp" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #2 = { nounwind }
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!llvm.module.flags = !{!0, !1}
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!llvm.ident = !{!2}
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!0 = !{i32 1, !"wchar_size", i32 4}
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!1 = !{i32 1, !"min_enum_size", i32 4}
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!2 = !{!"clang version 10.0.0 (git@github.com:llvm/llvm-project.git ee219345881bdf2c144d40731f055e7b36bc8bce)"}
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...
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---
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name: foo
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alignment: 2
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exposesReturnsTwice: false
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legalized: false
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regBankSelected: false
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selected: false
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failedISel: false
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tracksRegLiveness: true
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hasWinCFI: false
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registers: []
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liveins: []
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frameInfo:
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isFrameAddressTaken: false
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isReturnAddressTaken: false
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hasStackMap: false
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hasPatchPoint: false
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stackSize: 0
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offsetAdjustment: 0
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maxAlignment: 4
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adjustsStack: true
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hasCalls: true
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stackProtector: ''
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maxCallFrameSize: 0
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cvBytesOfCalleeSavedRegisters: 0
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hasOpaqueSPAdjustment: false
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hasVAStart: false
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hasMustTailInVarArgFunc: false
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localFrameSize: 4004
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savePoint: ''
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restorePoint: ''
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fixedStack: []
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stack:
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- { id: 0, name: v, type: default, offset: 0, size: 4000, alignment: 1,
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stack-id: default, callee-saved-register: '', callee-saved-restored: true,
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local-offset: -4000, debug-info-variable: '', debug-info-expression: '',
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debug-info-location: '' }
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- { id: 1, name: s, type: default, offset: 0, size: 4, alignment: 4,
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stack-id: default, callee-saved-register: '', callee-saved-restored: true,
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local-offset: -4004, debug-info-variable: '', debug-info-expression: '',
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debug-info-location: '' }
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callSites: []
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constants: []
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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; CHECK-LABEL: name: foo
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; CHECK: liveins: $lr
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; CHECK: $sp = frame-setup t2STMDB_UPD $sp, 14 /* CC::al */, $noreg, killed $r7, killed $lr
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa_offset 8
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; CHECK: frame-setup CFI_INSTRUCTION offset $lr, -4
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; CHECK: frame-setup CFI_INSTRUCTION offset $r7, -8
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; CHECK: $r7 = frame-setup tMOVr killed $sp, 14 /* CC::al */, $noreg
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; CHECK: frame-setup CFI_INSTRUCTION def_cfa_register $r7
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; CHECK: $sp = frame-setup t2SUBspImm12 killed $sp, 4008, 14 /* CC::al */, $noreg
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; CHECK: renamable $r0 = t2ADDri $sp, 8, 14 /* CC::al */, $noreg, $noreg
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; CHECK: t2STRi12 killed renamable $r0, $sp, 4, 14 /* CC::al */, $noreg :: (store 4 into %ir.s)
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; CHECK: renamable $r0 = t2LDRi12 $sp, 4, 14 /* CC::al */, $noreg :: (dereferenceable load 4 from %ir.s)
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; CHECK: tBL 14 /* CC::al */, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit-def $sp
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; CHECK: $sp = frame-destroy t2ADDspImm12 killed $sp, 4008, 14 /* CC::al */, $noreg
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; CHECK: $sp = frame-destroy t2LDMIA_RET $sp, 14 /* CC::al */, $noreg, def $r7, def $pc
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renamable $r0 = t2ADDri %stack.0.v, 0, 14, $noreg, $noreg
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t2STRi12 killed renamable $r0, %stack.1.s, 0, 14, $noreg :: (store 4 into %ir.s)
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renamable $r0 = t2LDRi12 %stack.1.s, 0, 14, $noreg :: (dereferenceable load 4 from %ir.s)
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ADJCALLSTACKDOWN 0, 0, 14, $noreg, implicit-def dead $sp, implicit $sp
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tBL 14, $noreg, @bar, csr_aapcs, implicit-def dead $lr, implicit $sp, implicit $r0, implicit-def $sp
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ADJCALLSTACKUP 0, 0, 14, $noreg, implicit-def dead $sp, implicit $sp
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tBX_RET 14, $noreg
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...
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