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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
# RUN: llc --aarch64-enable-sink-fold=true --run-pass=machine-sink %s -o - | FileCheck %s
--- |
source_filename = "dbg.c"
target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
target triple = "aarch64-unknown-linux"
define dso_local void @g(i32 noundef %x) local_unnamed_addr !dbg !11 {
entry:
call void @llvm.dbg.value(metadata i32 %x, metadata !16, metadata !DIExpression()), !dbg !20
%add = add nsw i32 %x, 1, !dbg !21
call void @llvm.dbg.value(metadata i32 %add, metadata !17, metadata !DIExpression()), !dbg !20
call void @llvm.dbg.value(metadata i32 %add, metadata !18, metadata !DIExpression()), !dbg !20
%call = tail call i32 @f(i32 noundef %add), !dbg !22
call void @llvm.dbg.value(metadata i32 %add, metadata !19, metadata !DIExpression()), !dbg !20
%call1 = tail call i32 @f(i32 noundef %add), !dbg !23
ret void, !dbg !24
}
declare !dbg !25 i32 @f(i32 noundef)
declare void @llvm.dbg.value(metadata, metadata, metadata)
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8, !9}
!llvm.ident = !{!10}
!0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 18.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
!1 = !DIFile(filename: "dbg.c", directory: "/home/sweet", checksumkind: CSK_MD5, checksum: "b6bd7ad2140c696af9201a17ab73c918")
!2 = !{i32 7, !"Dwarf Version", i32 5}
!3 = !{i32 2, !"Debug Info Version", i32 3}
!4 = !{i32 1, !"wchar_size", i32 4}
!5 = !{i32 8, !"PIC Level", i32 2}
!6 = !{i32 7, !"PIE Level", i32 2}
!7 = !{i32 7, !"uwtable", i32 2}
!8 = !{i32 7, !"frame-pointer", i32 1}
!9 = !{i32 7, !"debug-info-assignment-tracking", i1 true}
!10 = !{!"clang version 18.0.0"}
!11 = distinct !DISubprogram(name: "g", scope: !1, file: !1, line: 3, type: !12, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !15)
!12 = !DISubroutineType(types: !13)
!13 = !{null, !14}
!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!15 = !{!16, !17, !18, !19}
!16 = !DILocalVariable(name: "x", arg: 1, scope: !11, file: !1, line: 3, type: !14)
!17 = !DILocalVariable(name: "y", scope: !11, file: !1, line: 4, type: !14)
!18 = !DILocalVariable(name: "t0", scope: !11, file: !1, line: 6, type: !14)
!19 = !DILocalVariable(name: "t1", scope: !11, file: !1, line: 9, type: !14)
!20 = !DILocation(line: 0, scope: !11)
!21 = !DILocation(line: 4, column: 13, scope: !11)
!22 = !DILocation(line: 7, column: 3, scope: !11)
!23 = !DILocation(line: 10, column: 3, scope: !11)
!24 = !DILocation(line: 11, column: 1, scope: !11)
!25 = !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !26, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized)
!26 = !DISubroutineType(types: !27)
!27 = !{!14, !14}
...
---
name: g
alignment: 4
exposesReturnsTwice: false
legalized: false
regBankSelected: false
selected: false
failedISel: false
tracksRegLiveness: true
hasWinCFI: false
callsEHReturn: false
callsUnwindInit: false
hasEHCatchret: false
hasEHScopes: false
hasEHFunclets: false
isOutlined: false
debugInstrRef: false
failsVerification: false
tracksDebugUserValues: false
registers:
- { id: 0, class: gpr32common, preferred-register: '' }
- { id: 1, class: gpr32sp, preferred-register: '' }
- { id: 2, class: gpr32all, preferred-register: '' }
liveins:
- { reg: '$w0', virtual-reg: '%0' }
frameInfo:
isFrameAddressTaken: false
isReturnAddressTaken: false
hasStackMap: false
hasPatchPoint: false
stackSize: 0
offsetAdjustment: 0
maxAlignment: 1
adjustsStack: true
hasCalls: true
stackProtector: ''
functionContext: ''
maxCallFrameSize: 0
cvBytesOfCalleeSavedRegisters: 0
hasOpaqueSPAdjustment: false
hasVAStart: false
hasMustTailInVarArgFunc: false
hasTailCall: true
localFrameSize: 0
savePoint: ''
restorePoint: ''
fixedStack: []
stack: []
entry_values: []
callSites: []
debugValueSubstitutions: []
constants: []
machineFunctionInfo: {}
body: |
bb.0.entry:
liveins: $w0
; CHECK-LABEL: name: g
; CHECK: liveins: $w0
; CHECK-NEXT: {{ $}}
; CHECK-NEXT: DBG_VALUE $w0, $noreg, !16, !DIExpression(), debug-location !20
; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32common = COPY $w0
; CHECK-NEXT: DBG_VALUE [[COPY]], $noreg, !16, !DIExpression(), debug-location !20
; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !17, !DIExpression(), debug-location !20
; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !18, !DIExpression(), debug-location !20
; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
; CHECK-NEXT: $w0 = nsw ADDWri [[COPY]], 1, 0, debug-location !21
; CHECK-NEXT: BL @f, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit $w0, implicit-def $sp, implicit-def $w0, debug-location !22
; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !19, !DIExpression(), debug-location !20
; CHECK-NEXT: $w0 = nsw ADDWri [[COPY]], 1, 0, debug-location !21
; CHECK-NEXT: TCRETURNdi @f, 0, csr_aarch64_aapcs, implicit $sp, implicit $w0, debug-location !23
DBG_VALUE $w0, $noreg, !16, !DIExpression(), debug-location !20
%0:gpr32common = COPY $w0
DBG_VALUE %0, $noreg, !16, !DIExpression(), debug-location !20
%1:gpr32sp = nsw ADDWri %0, 1, 0, debug-location !21
DBG_VALUE %1, $noreg, !17, !DIExpression(), debug-location !20
DBG_VALUE %1, $noreg, !18, !DIExpression(), debug-location !20
ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
$w0 = COPY %1, debug-location !22
BL @f, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit $w0, implicit-def $sp, implicit-def $w0, debug-location !22
ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
DBG_VALUE %1, $noreg, !19, !DIExpression(), debug-location !20
$w0 = COPY %1, debug-location !23
TCRETURNdi @f, 0, csr_aarch64_aapcs, implicit $sp, implicit $w0, debug-location !23
...
|
