1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
2 # RUN: llc --aarch64-enable-sink-fold=true --run-pass=machine-sink %s -o - | FileCheck %s
4 source_filename = "dbg.c"
5 target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
6 target triple = "aarch64-unknown-linux"
8 define dso_local void @g(i32 noundef %x) local_unnamed_addr !dbg !11 {
10 call void @llvm.dbg.value(metadata i32 %x, metadata !16, metadata !DIExpression()), !dbg !20
11 %add = add nsw i32 %x, 1, !dbg !21
12 call void @llvm.dbg.value(metadata i32 %add, metadata !17, metadata !DIExpression()), !dbg !20
13 call void @llvm.dbg.value(metadata i32 %add, metadata !18, metadata !DIExpression()), !dbg !20
14 %call = tail call i32 @f(i32 noundef %add), !dbg !22
15 call void @llvm.dbg.value(metadata i32 %add, metadata !19, metadata !DIExpression()), !dbg !20
16 %call1 = tail call i32 @f(i32 noundef %add), !dbg !23
20 declare !dbg !25 i32 @f(i32 noundef)
22 declare void @llvm.dbg.value(metadata, metadata, metadata)
25 !llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8, !9}
28 !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)
29 !1 = !DIFile(filename: "dbg.c", directory: "/home/sweet", checksumkind: CSK_MD5, checksum: "b6bd7ad2140c696af9201a17ab73c918")
30 !2 = !{i32 7, !"Dwarf Version", i32 5}
31 !3 = !{i32 2, !"Debug Info Version", i32 3}
32 !4 = !{i32 1, !"wchar_size", i32 4}
33 !5 = !{i32 8, !"PIC Level", i32 2}
34 !6 = !{i32 7, !"PIE Level", i32 2}
35 !7 = !{i32 7, !"uwtable", i32 2}
36 !8 = !{i32 7, !"frame-pointer", i32 1}
37 !9 = !{i32 7, !"debug-info-assignment-tracking", i1 true}
38 !10 = !{!"clang version 18.0.0"}
39 !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)
40 !12 = !DISubroutineType(types: !13)
42 !14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
43 !15 = !{!16, !17, !18, !19}
44 !16 = !DILocalVariable(name: "x", arg: 1, scope: !11, file: !1, line: 3, type: !14)
45 !17 = !DILocalVariable(name: "y", scope: !11, file: !1, line: 4, type: !14)
46 !18 = !DILocalVariable(name: "t0", scope: !11, file: !1, line: 6, type: !14)
47 !19 = !DILocalVariable(name: "t1", scope: !11, file: !1, line: 9, type: !14)
48 !20 = !DILocation(line: 0, scope: !11)
49 !21 = !DILocation(line: 4, column: 13, scope: !11)
50 !22 = !DILocation(line: 7, column: 3, scope: !11)
51 !23 = !DILocation(line: 10, column: 3, scope: !11)
52 !24 = !DILocation(line: 11, column: 1, scope: !11)
53 !25 = !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !26, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized)
54 !26 = !DISubroutineType(types: !27)
61 exposesReturnsTwice: false
63 regBankSelected: false
66 tracksRegLiveness: true
69 callsUnwindInit: false
75 failsVerification: false
76 tracksDebugUserValues: false
78 - { id: 0, class: gpr32common, preferred-register: '' }
79 - { id: 1, class: gpr32sp, preferred-register: '' }
80 - { id: 2, class: gpr32all, preferred-register: '' }
82 - { reg: '$w0', virtual-reg: '%0' }
84 isFrameAddressTaken: false
85 isReturnAddressTaken: false
96 cvBytesOfCalleeSavedRegisters: 0
97 hasOpaqueSPAdjustment: false
99 hasMustTailInVarArgFunc: false
108 debugValueSubstitutions: []
110 machineFunctionInfo: {}
115 ; CHECK-LABEL: name: g
116 ; CHECK: liveins: $w0
118 ; CHECK-NEXT: DBG_VALUE $w0, $noreg, !16, !DIExpression(), debug-location !20
119 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32common = COPY $w0
120 ; CHECK-NEXT: DBG_VALUE [[COPY]], $noreg, !16, !DIExpression(), debug-location !20
121 ; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !17, !DIExpression(), debug-location !20
122 ; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !18, !DIExpression(), debug-location !20
123 ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
124 ; CHECK-NEXT: $w0 = nsw ADDWri [[COPY]], 1, 0, debug-location !21
125 ; CHECK-NEXT: BL @f, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit $w0, implicit-def $sp, implicit-def $w0, debug-location !22
126 ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
127 ; CHECK-NEXT: DBG_VALUE $noreg, $noreg, !19, !DIExpression(), debug-location !20
128 ; CHECK-NEXT: $w0 = nsw ADDWri [[COPY]], 1, 0, debug-location !21
129 ; CHECK-NEXT: TCRETURNdi @f, 0, csr_aarch64_aapcs, implicit $sp, implicit $w0, debug-location !23
130 DBG_VALUE $w0, $noreg, !16, !DIExpression(), debug-location !20
131 %0:gpr32common = COPY $w0
132 DBG_VALUE %0, $noreg, !16, !DIExpression(), debug-location !20
133 %1:gpr32sp = nsw ADDWri %0, 1, 0, debug-location !21
134 DBG_VALUE %1, $noreg, !17, !DIExpression(), debug-location !20
135 DBG_VALUE %1, $noreg, !18, !DIExpression(), debug-location !20
136 ADJCALLSTACKDOWN 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
137 $w0 = COPY %1, debug-location !22
138 BL @f, csr_aarch64_aapcs, implicit-def dead $lr, implicit $sp, implicit $w0, implicit-def $sp, implicit-def $w0, debug-location !22
139 ADJCALLSTACKUP 0, 0, implicit-def dead $sp, implicit $sp, debug-location !22
140 DBG_VALUE %1, $noreg, !19, !DIExpression(), debug-location !20
141 $w0 = COPY %1, debug-location !23
142 TCRETURNdi @f, 0, csr_aarch64_aapcs, implicit $sp, implicit $w0, debug-location !23