forked from OSchip/llvm-project
56 lines
2.7 KiB
LLVM
56 lines
2.7 KiB
LLVM
; RUN: llc -mtriple=x86_64-pc-linux-gnu %s -o %t -filetype=obj
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; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
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; ModuleID = 'test.c'
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@GLB = common global i32 0, align 4
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define i32 @f() nounwind {
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%LOC = alloca i32, align 4
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call void @llvm.dbg.declare(metadata !{i32* %LOC}, metadata !15, metadata !{metadata !"0x102"}), !dbg !17
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%1 = load i32* @GLB, align 4, !dbg !18
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store i32 %1, i32* %LOC, align 4, !dbg !18
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%2 = load i32* @GLB, align 4, !dbg !19
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ret i32 %2, !dbg !19
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}
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declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!21}
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!0 = metadata !{metadata !"0x11\0012\00clang version 3.0 (trunk)\000\00\000\00\000", metadata !20, metadata !1, metadata !1, metadata !3, metadata !12, metadata !1} ; [ DW_TAG_compile_unit ]
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!1 = metadata !{}
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!3 = metadata !{metadata !5}
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!5 = metadata !{metadata !"0x2e\00f\00f\00\003\000\001\000\006\000\000\000", metadata !6, metadata !6, metadata !7, null, i32 ()* @f, null, null, null} ; [ DW_TAG_subprogram ] [line 3] [def] [scope 0] [f]
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!6 = metadata !{metadata !"0x29", metadata !20} ; [ DW_TAG_file_type ]
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!7 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", i32 0, null, null, metadata !8, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
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!8 = metadata !{metadata !9}
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!9 = metadata !{metadata !"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ]
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!12 = metadata !{metadata !14}
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!14 = metadata !{metadata !"0x34\00GLB\00GLB\00\001\000\001", null, metadata !6, metadata !9, i32* @GLB, null} ; [ DW_TAG_variable ]
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!15 = metadata !{metadata !"0x100\00LOC\004\000", metadata !16, metadata !6, metadata !9} ; [ DW_TAG_auto_variable ]
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!16 = metadata !{metadata !"0xb\003\009\000", metadata !20, metadata !5} ; [ DW_TAG_lexical_block ]
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!17 = metadata !{i32 4, i32 9, metadata !16, null}
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!18 = metadata !{i32 4, i32 23, metadata !16, null}
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!19 = metadata !{i32 5, i32 5, metadata !16, null}
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!20 = metadata !{metadata !"test.c", metadata !"/work/llvm/vanilla/test/DebugInfo"}
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; CHECK: DW_TAG_variable
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "GLB")
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_decl_file [DW_FORM_data1] ("/work/llvm/vanilla/test/DebugInfo{{[/\\]}}test.c")
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_decl_line [DW_FORM_data1] (1)
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; CHECK: DW_TAG_variable
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "LOC")
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_decl_file [DW_FORM_data1] ("/work/llvm/vanilla/test/DebugInfo{{[/\\]}}test.c")
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; CHECK-NOT: DW_TAG
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; CHECK: DW_AT_decl_line [DW_FORM_data1] (4)
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!21 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}
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