80 lines
4.0 KiB
Plaintext
80 lines
4.0 KiB
Plaintext
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# RUN: llc -filetype=obj -start-after=patchable-function -O3 %s -o - | llvm-dwarfdump -v - | FileCheck %s
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# CHECK-LABEL: .debug_info contents:
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# CHECK-LABEL: DW_TAG_GNU_call_site
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# CHECK-NEXT: DW_AT_abstract_origin [DW_FORM_ref4] (cu + 0x[[BAR_ADDR:[0-9a-f]+]] => {0x{{0*}}[[BAR_ADDR]]} "bar")
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# CHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x00000008 ".text")
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--- |
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; ModuleID = 'bundled-call-pr44001.ll'
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source_filename = "bundled-call-pr44001.c"
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target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
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target triple = "hexagon-unknown-unknown-elf"
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define dso_local i32 @foo(i32 %cond) local_unnamed_addr !dbg !12 {
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entry:
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call void @llvm.dbg.value(metadata i32 %cond, metadata !14, metadata !DIExpression()), !dbg !15
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%call = tail call i32 @bar(i32 %cond), !dbg !16
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%add = add nsw i32 %call, 1, !dbg !17
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ret i32 %add, !dbg !18
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}
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declare !dbg !4 dso_local i32 @bar(i32) local_unnamed_addr
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!8, !9, !10}
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!llvm.ident = !{!11}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 10.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, nameTableKind: None)
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!1 = !DIFile(filename: "bundled-call-pr44001.ll", directory: "/")
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!2 = !{}
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!3 = !{!4}
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!4 = !DISubprogram(name: "bar", scope: !1, file: !1, line: 1, type: !5, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{!7, !7}
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!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!8 = !{i32 2, !"Dwarf Version", i32 4}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{i32 1, !"wchar_size", i32 4}
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!11 = !{!"clang version 10.0.0"}
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!12 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 4, type: !5, scopeLine: 4, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)
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!13 = !{!14}
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!14 = !DILocalVariable(name: "cond", arg: 1, scope: !12, file: !1, line: 4, type: !7)
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!15 = !DILocation(line: 0, scope: !12)
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!16 = !DILocation(line: 5, column: 10, scope: !12)
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!17 = !DILocation(line: 5, column: 20, scope: !12)
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!18 = !DILocation(line: 5, column: 3, scope: !12)
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...
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---
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name: foo
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alignment: 16
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tracksRegLiveness: true
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frameInfo:
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maxAlignment: 1
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adjustsStack: true
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hasCalls: true
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maxCallFrameSize: 0
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machineFunctionInfo: {}
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body: |
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bb.0.entry:
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liveins: $r0
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DBG_VALUE $r0, $noreg, !14, !DIExpression(), debug-location !15
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DBG_VALUE $r0, $noreg, !14, !DIExpression(), debug-location !15
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DBG_VALUE $r0, $noreg, !14, !DIExpression(), debug-location !15
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BUNDLE implicit-def $r29, implicit-def $r30, implicit-def dead $pc, implicit-def dead $r31, implicit-def $r0, implicit $r29, implicit killed $framekey, implicit killed $framelimit, implicit killed $r30, implicit killed $r31, implicit $r0, debug-location !16 {
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$r29 = S2_allocframe $r29, 0, implicit-def $r30, implicit killed $framekey, implicit killed $framelimit, implicit killed $r30, implicit killed $r31, debug-location !16 :: (store 4 into stack)
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J2_call @bar, hexagoncsr, implicit-def dead $pc, implicit-def dead $r31, implicit internal killed $r29, implicit $r0, implicit-def $r29, implicit-def $r0, debug-location !16
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}
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BUNDLE implicit-def dead $r0, implicit-def $d15, implicit-def $r30, implicit-def $r31, implicit-def $pc, implicit-def $r29, implicit $r0, implicit killed $r30, implicit killed $framekey, debug-location !17 {
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renamable $r0 = nsw A2_addi renamable $r0, 1, debug-location !17
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$d15 = L4_return killed $r30, implicit-def $pc, implicit-def $r29, implicit killed $framekey, implicit-def dead $pc, implicit internal killed $r0, debug-location !18
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}
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...
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