blob: e6e193c2004dab89034887796cb61eee8f2ea4ad [file] [log] [blame]
; RUN: llc -O0 %s -o - -filetype=obj \
; RUN: | llvm-dwarfdump -statistics - | FileCheck %s
; Test that abstract origins in multiple CUs are uniqued.
; CHECK: "source functions":4,
; CHECK-SAME: "inlined functions":2,
; CHECK-SAME: "unique source variables":4
; CHECK-SAME: "source variables":6
; CHECK-SAME: "variables with location":6
;header.h:
;extern "C" int getchar();
;template<typename T> T __attribute__((always_inline)) inlined() {
; if (getchar()=='a') {
; int i = getchar();
; return i;
; } else {
; int i = 'a';
; return i;
; }
;}
;b.cpp:
;#include <header.h>
;int b() {
; int b = inlined<int>();
; return b+1;
;}
;a.cpp
;#include <header.h>
;int b();
;int a() {
; int a = inlined<int>();
; return a+1;
;}
;
;int main() {
; return a() + b();
;}
; ModuleID = 'linked.ll'
source_filename = "llvm-link"
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-apple-macosx10.14.0"
; Function Attrs: noinline optnone ssp uwtable
define i32 @_Z1av() #0 !dbg !10 {
entry:
%retval.i = alloca i32, align 4
%i.i = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %i.i, metadata !14, metadata !DIExpression()), !dbg !21
%i2.i = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %i2.i, metadata !23, metadata !DIExpression()), !dbg !25
%a = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %a, metadata !26, metadata !DIExpression()), !dbg !27
%call.i = call i32 @getchar(), !dbg !28
%cmp.i = icmp eq i32 %call.i, 97, !dbg !28
br i1 %cmp.i, label %if.then.i, label %if.else.i, !dbg !29
if.then.i: ; preds = %entry
%call1.i = call i32 @getchar(), !dbg !21
store i32 %call1.i, i32* %i.i, align 4, !dbg !21
%0 = load i32, i32* %i.i, align 4, !dbg !30
store i32 %0, i32* %retval.i, align 4, !dbg !30
br label %_Z7inlinedIiET_v.exit, !dbg !30
if.else.i: ; preds = %entry
store i32 97, i32* %i2.i, align 4, !dbg !25
%1 = load i32, i32* %i2.i, align 4, !dbg !31
store i32 %1, i32* %retval.i, align 4, !dbg !31
br label %_Z7inlinedIiET_v.exit, !dbg !31
_Z7inlinedIiET_v.exit: ; preds = %if.else.i, %if.then.i
%2 = load i32, i32* %retval.i, align 4, !dbg !32
store i32 %2, i32* %a, align 4, !dbg !27
%3 = load i32, i32* %a, align 4, !dbg !33
%add = add nsw i32 %3, 1, !dbg !33
ret i32 %add, !dbg !33
}
; Function Attrs: nounwind readnone speculatable
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
declare i32 @getchar()
; Function Attrs: noinline norecurse optnone ssp uwtable
define i32 @main() #3 !dbg !34 {
entry:
%retval = alloca i32, align 4
store i32 0, i32* %retval, align 4
%call = call i32 @_Z1av(), !dbg !35
%call1 = call i32 @_Z1bv(), !dbg !35
%add = add nsw i32 %call, %call1, !dbg !35
ret i32 %add, !dbg !35
}
; Function Attrs: noinline optnone ssp uwtable
define i32 @_Z1bv() #0 !dbg !36 {
entry:
%retval.i = alloca i32, align 4
%i.i = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %i.i, metadata !37, metadata !DIExpression()), !dbg !41
%i2.i = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %i2.i, metadata !43, metadata !DIExpression()), !dbg !45
%b = alloca i32, align 4
call void @llvm.dbg.declare(metadata i32* %b, metadata !46, metadata !DIExpression()), !dbg !47
%call.i = call i32 @getchar(), !dbg !48
%cmp.i = icmp eq i32 %call.i, 97, !dbg !48
br i1 %cmp.i, label %if.then.i, label %if.else.i, !dbg !49
if.then.i: ; preds = %entry
%call1.i = call i32 @getchar(), !dbg !41
store i32 %call1.i, i32* %i.i, align 4, !dbg !41
%0 = load i32, i32* %i.i, align 4, !dbg !50
store i32 %0, i32* %retval.i, align 4, !dbg !50
br label %_Z7inlinedIiET_v.exit, !dbg !50
if.else.i: ; preds = %entry
store i32 97, i32* %i2.i, align 4, !dbg !45
%1 = load i32, i32* %i2.i, align 4, !dbg !51
store i32 %1, i32* %retval.i, align 4, !dbg !51
br label %_Z7inlinedIiET_v.exit, !dbg !51
_Z7inlinedIiET_v.exit: ; preds = %if.else.i, %if.then.i
%2 = load i32, i32* %retval.i, align 4, !dbg !52
store i32 %2, i32* %b, align 4, !dbg !47
%3 = load i32, i32* %b, align 4, !dbg !53
%add = add nsw i32 %3, 1, !dbg !53
ret i32 %add, !dbg !53
}
attributes #0 = { noinline optnone ssp uwtable }
attributes #1 = { nounwind readnone speculatable }
attributes #3 = { noinline norecurse optnone ssp uwtable }
!llvm.dbg.cu = !{!0, !3}
!llvm.ident = !{!5, !5}
!llvm.module.flags = !{!6, !7, !8, !9}
!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)
!1 = !DIFile(filename: "a.cpp", directory: "/tmp")
!2 = !{}
!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)
!4 = !DIFile(filename: "b.cpp", directory: "/tmp")
!5 = !{!"clang version 8.0.0 (trunk 340541) (llvm/trunk 340540)"}
!6 = !{i32 2, !"Dwarf Version", i32 4}
!7 = !{i32 2, !"Debug Info Version", i32 3}
!8 = !{i32 1, !"wchar_size", i32 4}
!9 = !{i32 7, !"PIC Level", i32 2}
!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)
!11 = !DISubroutineType(types: !12)
!12 = !{!13}
!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!14 = !DILocalVariable(name: "i", scope: !15, file: !16, line: 4, type: !13)
!15 = distinct !DILexicalBlock(scope: !17, file: !16, line: 3)
!16 = !DIFile(filename: "./header.h", directory: "/tmp")
!17 = distinct !DILexicalBlock(scope: !18, file: !16, line: 3)
!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)
!19 = !{!20}
!20 = !DITemplateTypeParameter(name: "T", type: !13)
!21 = !DILocation(line: 4, scope: !15, inlinedAt: !22)
!22 = distinct !DILocation(line: 4, scope: !10)
!23 = !DILocalVariable(name: "i", scope: !24, file: !16, line: 7, type: !13)
!24 = distinct !DILexicalBlock(scope: !17, file: !16, line: 6)
!25 = !DILocation(line: 7, scope: !24, inlinedAt: !22)
!26 = !DILocalVariable(name: "a", scope: !10, file: !1, line: 4, type: !13)
!27 = !DILocation(line: 4, scope: !10)
!28 = !DILocation(line: 3, scope: !17, inlinedAt: !22)
!29 = !DILocation(line: 3, scope: !18, inlinedAt: !22)
!30 = !DILocation(line: 5, scope: !15, inlinedAt: !22)
!31 = !DILocation(line: 8, scope: !24, inlinedAt: !22)
!32 = !DILocation(line: 10, scope: !18, inlinedAt: !22)
!33 = !DILocation(line: 5, scope: !10)
!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)
!35 = !DILocation(line: 13, scope: !34)
!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)
!37 = !DILocalVariable(name: "i", scope: !38, file: !16, line: 4, type: !13)
!38 = distinct !DILexicalBlock(scope: !39, file: !16, line: 3)
!39 = distinct !DILexicalBlock(scope: !40, file: !16, line: 3)
!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)
!41 = !DILocation(line: 4, scope: !38, inlinedAt: !42)
!42 = distinct !DILocation(line: 3, scope: !36)
!43 = !DILocalVariable(name: "i", scope: !44, file: !16, line: 7, type: !13)
!44 = distinct !DILexicalBlock(scope: !39, file: !16, line: 6)
!45 = !DILocation(line: 7, scope: !44, inlinedAt: !42)
!46 = !DILocalVariable(name: "b", scope: !36, file: !4, line: 3, type: !13)
!47 = !DILocation(line: 3, scope: !36)
!48 = !DILocation(line: 3, scope: !39, inlinedAt: !42)
!49 = !DILocation(line: 3, scope: !40, inlinedAt: !42)
!50 = !DILocation(line: 5, scope: !38, inlinedAt: !42)
!51 = !DILocation(line: 8, scope: !44, inlinedAt: !42)
!52 = !DILocation(line: 10, scope: !40, inlinedAt: !42)
!53 = !DILocation(line: 4, scope: !36)