105 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			105 lines
		
	
	
		
			4.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t
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| ; RUN: llvm-dwarfdump %t | FileCheck %s
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| ; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t -dwarf-version=3
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| ; RUN: llvm-dwarfdump %t | FileCheck %s -check-prefix=DWARF3
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| ; RUN: llc < %s -O0 -mtriple=x86_64-apple-macosx10.7 | FileCheck %s -check-prefix=ASM
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| 
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| ; rdar://13067005
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| ; CHECK: .debug_info contents:
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| ; CHECK: DW_TAG_compile_unit
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| ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x00000000)
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| ; CHECK: DW_AT_low_pc [DW_FORM_addr]            (0x0000000000000000)
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| ; CHECK: DW_AT_high_pc [DW_FORM_data4]          (0x00000010)
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| ; CHECK: DW_TAG_subprogram
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| ; CHECK: DW_AT_low_pc [DW_FORM_addr]            (0x0000000000000000)
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| ; CHECK: DW_AT_high_pc [DW_FORM_data4]          (0x00000010)
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| 
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| ; CHECK: DW_TAG_compile_unit
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| ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset]   (0x0000003c)
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| ; CHECK: DW_AT_low_pc [DW_FORM_addr]            (0x0000000000000010)
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| ; CHECK: DW_AT_high_pc [DW_FORM_data4]          (0x00000009)
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| ; CHECK: DW_TAG_subprogram
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| ; CHECK: DW_AT_low_pc [DW_FORM_addr]            (0x0000000000000010)
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| ; CHECK: DW_AT_high_pc [DW_FORM_data4]          (0x00000009)
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| 
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| 
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| ; CHECK: .debug_line contents:
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| ; CHECK-NEXT: Line table prologue:
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| ; CHECK-NEXT: total_length: 0x00000038
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| ; CHECK: file_names[  1]    0 0x00000000 0x00000000 simple.c
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| ; CHECK: Line table prologue:
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| ; CHECK-NEXT: total_length: 0x00000039
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| ; CHECK: file_names[  1]    0 0x00000000 0x00000000 simple2.c
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| ; CHECK-NOT: file_names
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| 
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| ; DWARF3: .debug_info contents:
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| ; DWARF3: DW_TAG_compile_unit
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| ; DWARF3: DW_AT_stmt_list [DW_FORM_data4]    (0x00000000)
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| 
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| ; DWARF3: DW_TAG_compile_unit
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| ; DWARF3: DW_AT_stmt_list [DW_FORM_data4]   (0x0000003c)
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| 
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| 
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| ; DWARF3: .debug_line contents:
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| ; DWARF3-NEXT: Line table prologue:
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| ; DWARF3-NEXT: total_length: 0x00000038
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| ; DWARF3: file_names[  1]    0 0x00000000 0x00000000 simple.c
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| ; DWARF3: Line table prologue:
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| ; DWARF3-NEXT: total_length: 0x00000039
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| ; DWARF3: file_names[  1]    0 0x00000000 0x00000000 simple2.c
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| ; DWARF3-NOT: file_names
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| 
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| ; PR15408
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| ; ASM: Lcu_begin0:
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| ; ASM-NOT: Lcu_begin
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| ; ASM: Lset[[LT:[0-9]+]] = Lline_table_start0-Lsection_line ## DW_AT_stmt_list
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| ; ASM-NEXT: .long   Lset[[LT]]
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| ; ASM: Lcu_begin1:
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| ; ASM-NOT: Lcu_begin
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| ; ASM: Lset[[LT:[0-9]+]] = Lline_table_start0-Lsection_line ## DW_AT_stmt_list
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| ; ASM-NEXT: .long   Lset[[LT]]
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| define i32 @test(i32 %a) nounwind uwtable ssp !dbg !5 {
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| entry:
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|   %a.addr = alloca i32, align 4
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|   store i32 %a, i32* %a.addr, align 4
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|   call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !15, metadata !DIExpression()), !dbg !16
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|   %0 = load i32, i32* %a.addr, align 4, !dbg !17
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|   %call = call i32 @fn(i32 %0), !dbg !17
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|   ret i32 %call, !dbg !17
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| }
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| 
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| declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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| 
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| define i32 @fn(i32 %a) nounwind uwtable ssp !dbg !13 {
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| entry:
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|   %a.addr = alloca i32, align 4
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|   store i32 %a, i32* %a.addr, align 4
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|   call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !19, metadata !DIExpression()), !dbg !20
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|   %0 = load i32, i32* %a.addr, align 4, !dbg !21
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|   ret i32 %0, !dbg !21
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| }
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| 
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| !llvm.dbg.cu = !{!0, !10}
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| !llvm.module.flags = !{!25}
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| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.3", isOptimized: false, emissionKind: FullDebug, file: !23, enums: !1, retainedTypes: !1, globals: !1, imports:  !1)
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| !1 = !{}
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| !5 = distinct !DISubprogram(name: "test", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 3, file: !23, scope: !6, type: !7, variables: !1)
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| !6 = !DIFile(filename: "simple.c", directory: "/private/tmp")
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| !7 = !DISubroutineType(types: !8)
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| !8 = !{!9, !9}
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| !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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| !10 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 (trunk 172862)", isOptimized: false, emissionKind: FullDebug, file: !24, enums: !1, retainedTypes: !1, globals: !1, imports:  !1)
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| !13 = distinct !DISubprogram(name: "fn", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !10, scopeLine: 1, file: !24, scope: !14, type: !7, variables: !1)
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| !14 = !DIFile(filename: "simple2.c", directory: "/private/tmp")
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| !15 = !DILocalVariable(name: "a", line: 2, arg: 1, scope: !5, file: !6, type: !9)
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| !16 = !DILocation(line: 2, scope: !5)
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| !17 = !DILocation(line: 4, scope: !18)
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| !18 = distinct !DILexicalBlock(line: 3, column: 0, file: !23, scope: !5)
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| !19 = !DILocalVariable(name: "a", line: 1, arg: 1, scope: !13, file: !14, type: !9)
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| !20 = !DILocation(line: 1, scope: !13)
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| !21 = !DILocation(line: 2, scope: !22)
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| !22 = distinct !DILexicalBlock(line: 1, column: 0, file: !24, scope: !13)
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| !23 = !DIFile(filename: "simple.c", directory: "/private/tmp")
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| !24 = !DIFile(filename: "simple2.c", directory: "/private/tmp")
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| !25 = !{i32 1, !"Debug Info Version", i32 3}
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