194 lines
8.6 KiB
LLVM
194 lines
8.6 KiB
LLVM
; RUN: llc -O0 %s -o - -filetype=obj \
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; RUN: | llvm-dwarfdump -statistics - | FileCheck %s
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; Test that abstract origins in multiple CUs are uniqued.
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; CHECK: "#functions": 4,
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; CHECK: "#inlined functions": 2,
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; CHECK: "#unique source variables": 4,
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; CHECK-NEXT: "#source variables": 6,
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; CHECK-NEXT: "#source variables with location": 6,
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;header.h:
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;extern "C" int getchar();
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;template<typename T> T __attribute__((always_inline)) inlined() {
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; if (getchar()=='a') {
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; int i = getchar();
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; return i;
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; } else {
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; int i = 'a';
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; return i;
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; }
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;}
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;b.cpp:
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;#include <header.h>
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;int b() {
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; int b = inlined<int>();
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; return b+1;
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;}
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;a.cpp
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;#include <header.h>
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;int b();
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;int a() {
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; int a = inlined<int>();
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; return a+1;
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;}
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;
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;int main() {
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; return a() + b();
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;}
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; ModuleID = 'linked.ll'
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source_filename = "llvm-link"
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-macosx10.14.0"
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; Function Attrs: noinline optnone ssp uwtable
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define i32 @_Z1av() #0 !dbg !10 {
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entry:
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%retval.i = alloca i32, align 4
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%i.i = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %i.i, metadata !14, metadata !DIExpression()), !dbg !21
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%i2.i = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %i2.i, metadata !23, metadata !DIExpression()), !dbg !25
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%a = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %a, metadata !26, metadata !DIExpression()), !dbg !27
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%call.i = call i32 @getchar(), !dbg !28
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%cmp.i = icmp eq i32 %call.i, 97, !dbg !28
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br i1 %cmp.i, label %if.then.i, label %if.else.i, !dbg !29
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if.then.i: ; preds = %entry
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%call1.i = call i32 @getchar(), !dbg !21
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store i32 %call1.i, i32* %i.i, align 4, !dbg !21
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%0 = load i32, i32* %i.i, align 4, !dbg !30
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store i32 %0, i32* %retval.i, align 4, !dbg !30
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br label %_Z7inlinedIiET_v.exit, !dbg !30
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if.else.i: ; preds = %entry
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store i32 97, i32* %i2.i, align 4, !dbg !25
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%1 = load i32, i32* %i2.i, align 4, !dbg !31
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store i32 %1, i32* %retval.i, align 4, !dbg !31
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br label %_Z7inlinedIiET_v.exit, !dbg !31
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_Z7inlinedIiET_v.exit: ; preds = %if.else.i, %if.then.i
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%2 = load i32, i32* %retval.i, align 4, !dbg !32
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store i32 %2, i32* %a, align 4, !dbg !27
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%3 = load i32, i32* %a, align 4, !dbg !33
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%add = add nsw i32 %3, 1, !dbg !33
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ret i32 %add, !dbg !33
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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declare i32 @getchar()
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; Function Attrs: noinline norecurse optnone ssp uwtable
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define i32 @main() #3 !dbg !34 {
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entry:
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%retval = alloca i32, align 4
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store i32 0, i32* %retval, align 4
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%call = call i32 @_Z1av(), !dbg !35
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%call1 = call i32 @_Z1bv(), !dbg !35
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%add = add nsw i32 %call, %call1, !dbg !35
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ret i32 %add, !dbg !35
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}
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; Function Attrs: noinline optnone ssp uwtable
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define i32 @_Z1bv() #0 !dbg !36 {
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entry:
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%retval.i = alloca i32, align 4
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%i.i = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %i.i, metadata !37, metadata !DIExpression()), !dbg !41
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%i2.i = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %i2.i, metadata !43, metadata !DIExpression()), !dbg !45
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%b = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %b, metadata !46, metadata !DIExpression()), !dbg !47
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%call.i = call i32 @getchar(), !dbg !48
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%cmp.i = icmp eq i32 %call.i, 97, !dbg !48
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br i1 %cmp.i, label %if.then.i, label %if.else.i, !dbg !49
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if.then.i: ; preds = %entry
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%call1.i = call i32 @getchar(), !dbg !41
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store i32 %call1.i, i32* %i.i, align 4, !dbg !41
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%0 = load i32, i32* %i.i, align 4, !dbg !50
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store i32 %0, i32* %retval.i, align 4, !dbg !50
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br label %_Z7inlinedIiET_v.exit, !dbg !50
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if.else.i: ; preds = %entry
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store i32 97, i32* %i2.i, align 4, !dbg !45
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%1 = load i32, i32* %i2.i, align 4, !dbg !51
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store i32 %1, i32* %retval.i, align 4, !dbg !51
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br label %_Z7inlinedIiET_v.exit, !dbg !51
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_Z7inlinedIiET_v.exit: ; preds = %if.else.i, %if.then.i
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%2 = load i32, i32* %retval.i, align 4, !dbg !52
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store i32 %2, i32* %b, align 4, !dbg !47
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%3 = load i32, i32* %b, align 4, !dbg !53
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%add = add nsw i32 %3, 1, !dbg !53
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ret i32 %add, !dbg !53
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}
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attributes #0 = { noinline optnone ssp uwtable }
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attributes #1 = { nounwind readnone speculatable }
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attributes #3 = { noinline norecurse optnone ssp uwtable }
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!llvm.dbg.cu = !{!0, !3}
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!llvm.ident = !{!5, !5}
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!llvm.module.flags = !{!6, !7, !8, !9}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 8.0.0 (trunk 340541) (llvm/trunk 340540)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!1 = !DIFile(filename: "a.cpp", directory: "/tmp")
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!2 = !{}
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!3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !4, producer: "clang version 8.0.0 (trunk 340541) (llvm/trunk 340540)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!4 = !DIFile(filename: "b.cpp", directory: "/tmp")
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!5 = !{!"clang version 8.0.0 (trunk 340541) (llvm/trunk 340540)"}
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!6 = !{i32 2, !"Dwarf Version", i32 4}
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!7 = !{i32 2, !"Debug Info Version", i32 3}
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!8 = !{i32 1, !"wchar_size", i32 4}
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!9 = !{i32 7, !"PIC Level", i32 2}
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!10 = distinct !DISubprogram(name: "a", linkageName: "_Z1av", scope: !1, file: !1, line: 3, type: !11, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!11 = !DISubroutineType(types: !12)
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!12 = !{!13}
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!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!14 = !DILocalVariable(name: "i", scope: !15, file: !16, line: 4, type: !13)
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!15 = distinct !DILexicalBlock(scope: !17, file: !16, line: 3)
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!16 = !DIFile(filename: "./header.h", directory: "/tmp")
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!17 = distinct !DILexicalBlock(scope: !18, file: !16, line: 3)
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!18 = distinct !DISubprogram(name: "inlined<int>", linkageName: "_Z7inlinedIiET_v", scope: !16, file: !16, line: 2, type: !11, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !0, templateParams: !19, retainedNodes: !2)
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!19 = !{!20}
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!20 = !DITemplateTypeParameter(name: "T", type: !13)
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!21 = !DILocation(line: 4, scope: !15, inlinedAt: !22)
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!22 = distinct !DILocation(line: 4, scope: !10)
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!23 = !DILocalVariable(name: "i", scope: !24, file: !16, line: 7, type: !13)
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!24 = distinct !DILexicalBlock(scope: !17, file: !16, line: 6)
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!25 = !DILocation(line: 7, scope: !24, inlinedAt: !22)
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!26 = !DILocalVariable(name: "a", scope: !10, file: !1, line: 4, type: !13)
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!27 = !DILocation(line: 4, scope: !10)
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!28 = !DILocation(line: 3, scope: !17, inlinedAt: !22)
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!29 = !DILocation(line: 3, scope: !18, inlinedAt: !22)
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!30 = !DILocation(line: 5, scope: !15, inlinedAt: !22)
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!31 = !DILocation(line: 8, scope: !24, inlinedAt: !22)
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!32 = !DILocation(line: 10, scope: !18, inlinedAt: !22)
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!33 = !DILocation(line: 5, scope: !10)
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!34 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 12, type: !11, isLocal: false, isDefinition: true, scopeLine: 12, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!35 = !DILocation(line: 13, scope: !34)
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!36 = distinct !DISubprogram(name: "b", linkageName: "_Z1bv", scope: !4, file: !4, line: 2, type: !11, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !3, retainedNodes: !2)
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!37 = !DILocalVariable(name: "i", scope: !38, file: !16, line: 4, type: !13)
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!38 = distinct !DILexicalBlock(scope: !39, file: !16, line: 3)
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!39 = distinct !DILexicalBlock(scope: !40, file: !16, line: 3)
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!40 = distinct !DISubprogram(name: "inlined<int>", linkageName: "_Z7inlinedIiET_v", scope: !16, file: !16, line: 2, type: !11, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: false, unit: !3, templateParams: !19, retainedNodes: !2)
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!41 = !DILocation(line: 4, scope: !38, inlinedAt: !42)
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!42 = distinct !DILocation(line: 3, scope: !36)
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!43 = !DILocalVariable(name: "i", scope: !44, file: !16, line: 7, type: !13)
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!44 = distinct !DILexicalBlock(scope: !39, file: !16, line: 6)
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!45 = !DILocation(line: 7, scope: !44, inlinedAt: !42)
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!46 = !DILocalVariable(name: "b", scope: !36, file: !4, line: 3, type: !13)
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!47 = !DILocation(line: 3, scope: !36)
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!48 = !DILocation(line: 3, scope: !39, inlinedAt: !42)
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!49 = !DILocation(line: 3, scope: !40, inlinedAt: !42)
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!50 = !DILocation(line: 5, scope: !38, inlinedAt: !42)
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!51 = !DILocation(line: 8, scope: !44, inlinedAt: !42)
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!52 = !DILocation(line: 10, scope: !40, inlinedAt: !42)
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!53 = !DILocation(line: 4, scope: !36)
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