176 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			176 lines
		
	
	
		
			7.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: %llc_dwarf -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
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| ; REQUIRES: object-emission
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| 
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| ; Generated by clang++ -c -g -std=c++11 -S -emit-llvm from the following C++11 source
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| ; struct S {
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| ;   char x;
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| ;   alignas(128) char xx;
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| ; };
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| ;
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| ; class alignas(64) C0 {
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| ; };
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| ;
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| ; class C1 {
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| ;   alignas(64) static void *p;
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| ; };
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| ;
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| ; enum alignas(16) E {
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| ;   A,
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| ;   B,
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| ;   C,
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| ; };
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| ;
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| ; C0 c0;
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| ;
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| ; alignas(2048) S s;
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| ;
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| ; void foo()
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| ; {
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| ;     S ss;
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| ;     E e;
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| ;     C1 c1;
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| ;     alignas(32) int i = 42;
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| ;     auto Lambda = [i](){};
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| ; }
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| 
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| ; CHECK: DW_TAG_class_type
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"C0"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}64
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| 
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| ; CHECK: DW_TAG_variable
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"s"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}2048
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| 
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| ; CHECK: DW_TAG_structure_type
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| ; CHECK: DW_TAG_member
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| ; CHECK: DW_AT_name{{.*}}"xx"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}128
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| 
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| ; CHECK: DW_TAG_enumeration_type
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}16
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| 
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| ; CHECK: DW_TAG_variable
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| ; CHECK: DW_AT_name{{.*}}"i"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}32
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| ; CHECK: DW_TAG_class_type
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| ; CHECK: DW_TAG_member
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"i"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}32
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| 
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| ; CHECK: DW_TAG_class_type
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"C1"
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| ; CHECK: DW_TAG_member
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_name{{.*}}"p"
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| ; CHECK-NOT: DW_TAG
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| ; CHECK: DW_AT_alignment{{.*}}64
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| 
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| ; ModuleID = 'test.cpp'
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| source_filename = "test.cpp"
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| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-unknown-linux-gnu"
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| 
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| %class.C0 = type { [64 x i8] }
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| %struct.S = type { i8, [127 x i8], i8, [127 x i8] }
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| %class.C1 = type { i8 }
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| %class.anon = type { i32 }
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| 
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| @c0 = global %class.C0 zeroinitializer, align 64, !dbg !0
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| @s = global %struct.S zeroinitializer, align 2048, !dbg !12
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| 
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| ; Function Attrs: nounwind uwtable
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| define void @_Z3foov() #0 !dbg !24 {
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| entry:
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|   %ss = alloca %struct.S, align 128
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|   %e = alloca i32, align 16
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|   %c1 = alloca %class.C1, align 1
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|   %i = alloca i32, align 32
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|   %Lambda = alloca %class.anon, align 4
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|   call void @llvm.dbg.declare(metadata %struct.S* %ss, metadata !27, metadata !28), !dbg !29
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|   call void @llvm.dbg.declare(metadata i32* %e, metadata !30, metadata !28), !dbg !31
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|   call void @llvm.dbg.declare(metadata %class.C1* %c1, metadata !32, metadata !28), !dbg !37
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|   call void @llvm.dbg.declare(metadata i32* %i, metadata !38, metadata !28), !dbg !40
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|   store i32 42, i32* %i, align 32, !dbg !40
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|   call void @llvm.dbg.declare(metadata %class.anon* %Lambda, metadata !41, metadata !28), !dbg !50
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|   %0 = getelementptr inbounds %class.anon, %class.anon* %Lambda, i32 0, i32 0, !dbg !51
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|   %1 = load i32, i32* %i, align 32, !dbg !52
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|   store i32 %1, i32* %0, align 4, !dbg !51
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|   ret void, !dbg !53
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| }
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| 
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| ; Function Attrs: nounwind readnone
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| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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| 
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| attributes #0 = { nounwind uwtable }
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| attributes #1 = { nounwind readnone }
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| 
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| !llvm.dbg.cu = !{!2}
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| !llvm.module.flags = !{!21, !22}
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| !llvm.ident = !{!23}
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| 
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| !0 = distinct !DIGlobalVariableExpression(var: !1)
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| !1 = !DIGlobalVariable(name: "c0", scope: !2, file: !6, line: 19, type: !19, isLocal: false, isDefinition: true)
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| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 4.0.0 (http://llvm.org/git/clang.git 9ce5220b821054019059c2ac4a9b132c7723832d) (http://llvm.org/git/llvm.git 9a6298be89ce0359b151c0a37af2776a12c69e85)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !11)
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| !3 = !DIFile(filename: "test.cpp", directory: "/tmp")
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| !4 = !{!5}
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| !5 = !DICompositeType(tag: DW_TAG_enumeration_type, name: "E", file: !6, line: 13, size: 32, align: 128, elements: !7, identifier: "_ZTS1E")
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| !6 = !DIFile(filename: "./test.cpp", directory: "/tmp")
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| !7 = !{!8, !9, !10}
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| !8 = !DIEnumerator(name: "A", value: 0)
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| !9 = !DIEnumerator(name: "B", value: 1)
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| !10 = !DIEnumerator(name: "C", value: 2)
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| !11 = !{!0, !12}
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| !12 = distinct !DIGlobalVariableExpression(var: !13)
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| !13 = !DIGlobalVariable(name: "s", scope: !2, file: !6, line: 21, type: !14, isLocal: false, isDefinition: true, align: 16384)
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| !14 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !6, line: 1, size: 2048, elements: !15, identifier: "_ZTS1S")
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| !15 = !{!16, !18}
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| !16 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !14, file: !6, line: 2, baseType: !17, size: 8)
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| !17 = !DIBasicType(name: "char", size: 8, encoding: DW_ATE_signed_char)
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| !18 = !DIDerivedType(tag: DW_TAG_member, name: "xx", scope: !14, file: !6, line: 3, baseType: !17, size: 8, align: 1024, offset: 1024)
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| !19 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C0", file: !6, line: 6, size: 512, align: 512, elements: !20, identifier: "_ZTS2C0")
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| !20 = !{}
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| !21 = !{i32 2, !"Dwarf Version", i32 4}
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| !22 = !{i32 2, !"Debug Info Version", i32 3}
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| !23 = !{!"clang version 4.0.0 (http://llvm.org/git/clang.git 9ce5220b821054019059c2ac4a9b132c7723832d) (http://llvm.org/git/llvm.git 9a6298be89ce0359b151c0a37af2776a12c69e85)"}
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| !24 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !6, file: !6, line: 23, type: !25, isLocal: false, isDefinition: true, scopeLine: 24, flags: DIFlagPrototyped, isOptimized: false, unit: !2, variables: !20)
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| !25 = !DISubroutineType(types: !26)
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| !26 = !{null}
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| !27 = !DILocalVariable(name: "ss", scope: !24, file: !6, line: 25, type: !14)
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| !28 = !DIExpression()
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| !29 = !DILocation(line: 25, column: 7, scope: !24)
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| !30 = !DILocalVariable(name: "e", scope: !24, file: !6, line: 26, type: !5)
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| !31 = !DILocation(line: 26, column: 7, scope: !24)
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| !32 = !DILocalVariable(name: "c1", scope: !24, file: !6, line: 27, type: !33)
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| !33 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "C1", file: !6, line: 9, size: 8, elements: !34, identifier: "_ZTS2C1")
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| !34 = !{!35}
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| !35 = !DIDerivedType(tag: DW_TAG_member, name: "p", scope: !33, file: !6, line: 10, baseType: !36, align: 512, flags: DIFlagStaticMember)
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| !36 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
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| !37 = !DILocation(line: 27, column: 8, scope: !24)
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| !38 = !DILocalVariable(name: "i", scope: !24, file: !6, line: 28, type: !39, align: 256)
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| !39 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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| !40 = !DILocation(line: 28, column: 21, scope: !24)
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| !41 = !DILocalVariable(name: "Lambda", scope: !24, file: !6, line: 29, type: !42)
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| !42 = distinct !DICompositeType(tag: DW_TAG_class_type, scope: !24, file: !6, line: 29, size: 32, elements: !43)
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| !43 = !{!44, !45}
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| !44 = !DIDerivedType(tag: DW_TAG_member, name: "i", scope: !42, file: !6, line: 29, baseType: !39, size: 32, align: 256)
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| !45 = !DISubprogram(name: "operator()", scope: !42, file: !6, line: 29, type: !46, isLocal: false, isDefinition: false, scopeLine: 29, flags: DIFlagPublic | DIFlagPrototyped, isOptimized: false)
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| !46 = !DISubroutineType(types: !47)
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| !47 = !{null, !48}
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| !48 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !49, size: 64, flags: DIFlagArtificial | DIFlagObjectPointer)
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| !49 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !42)
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| !50 = !DILocation(line: 29, column: 10, scope: !24)
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| !51 = !DILocation(line: 29, column: 19, scope: !24)
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| !52 = !DILocation(line: 29, column: 20, scope: !24)
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| !53 = !DILocation(line: 30, column: 1, scope: !24)
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| 
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