1 ; RUN: llc -filetype=obj < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s
3 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32"
4 target triple = "thumbv7-apple-darwin10"
6 @x1 = internal global i8 1, align 1
7 @x2 = internal global i8 1, align 1
8 @x3 = internal global i8 1, align 1
9 @x4 = internal global i8 1, align 1
10 @x5 = global i8 1, align 1
12 ; Check debug info output for merged global.
15 ; 0x.. .long __MergedGlobals
20 ; CHECK: DW_TAG_variable
22 ; CHECK: DW_AT_name {{.*}} "x1"
23 ; CHECK-NOT: {{DW_TAG|NULL}}
24 ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR:.. .. .. ..]] 10 00 22 )
25 ; CHECK: DW_TAG_variable
27 ; CHECK: DW_AT_name {{.*}} "x2"
28 ; CHECK-NOT: {{DW_TAG|NULL}}
29 ; CHECK: DW_AT_location [DW_FORM_exprloc] (<0x8> 03 [[ADDR]] 10 01 22 )
31 define zeroext i8 @get1(i8 zeroext %a) nounwind optsize {
33 tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !10, metadata !{metadata !"0x102"}), !dbg !30
34 %0 = load i8* @x1, align 4, !dbg !30
35 tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !11, metadata !{metadata !"0x102"}), !dbg !30
36 store i8 %a, i8* @x1, align 4, !dbg !30
40 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
42 define zeroext i8 @get2(i8 zeroext %a) nounwind optsize {
44 tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !18, metadata !{metadata !"0x102"}), !dbg !32
45 %0 = load i8* @x2, align 4, !dbg !32
46 tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !19, metadata !{metadata !"0x102"}), !dbg !32
47 store i8 %a, i8* @x2, align 4, !dbg !32
51 define zeroext i8 @get3(i8 zeroext %a) nounwind optsize {
53 tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !21, metadata !{metadata !"0x102"}), !dbg !34
54 %0 = load i8* @x3, align 4, !dbg !34
55 tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !22, metadata !{metadata !"0x102"}), !dbg !34
56 store i8 %a, i8* @x3, align 4, !dbg !34
60 define zeroext i8 @get4(i8 zeroext %a) nounwind optsize {
62 tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !24, metadata !{metadata !"0x102"}), !dbg !36
63 %0 = load i8* @x4, align 4, !dbg !36
64 tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !25, metadata !{metadata !"0x102"}), !dbg !36
65 store i8 %a, i8* @x4, align 4, !dbg !36
69 define zeroext i8 @get5(i8 zeroext %a) nounwind optsize {
71 tail call void @llvm.dbg.value(metadata !{i8 %a}, i64 0, metadata !27, metadata !{metadata !"0x102"}), !dbg !38
72 %0 = load i8* @x5, align 4, !dbg !38
73 tail call void @llvm.dbg.value(metadata !{i8 %0}, i64 0, metadata !28, metadata !{metadata !"0x102"}), !dbg !38
74 store i8 %a, i8* @x5, align 4, !dbg !38
79 !llvm.module.flags = !{!49}
81 !0 = metadata !{metadata !"0x2e\00get1\00get1\00get1\004\000\001\000\006\00256\001\004", metadata !47, metadata !1, metadata !3, null, i8 (i8)* @get1, null, null, metadata !42} ; [ DW_TAG_subprogram ]
82 !1 = metadata !{metadata !"0x29", metadata !47} ; [ DW_TAG_file_type ]
83 !2 = metadata !{metadata !"0x11\001\004.2.1 (Based on Apple Inc. build 5658) (LLVM build 2369.8)\001\00\000\00\000", metadata !47, metadata !48, metadata !48, metadata !40, metadata !41, metadata !48} ; [ DW_TAG_compile_unit ]
84 !3 = metadata !{metadata !"0x15\00\000\000\000\000\000\000", metadata !47, metadata !1, null, metadata !4, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
85 !4 = metadata !{metadata !5, metadata !5}
86 !5 = metadata !{metadata !"0x24\00_Bool\000\008\008\000\000\002", metadata !47, metadata !1} ; [ DW_TAG_base_type ]
87 !6 = metadata !{metadata !"0x2e\00get2\00get2\00get2\007\000\001\000\006\00256\001\007", metadata !47, metadata !1, metadata !3, null, i8 (i8)* @get2, null, null, metadata !43} ; [ DW_TAG_subprogram ]
88 !7 = metadata !{metadata !"0x2e\00get3\00get3\00get3\0010\000\001\000\006\00256\001\0010", metadata !47, metadata !1, metadata !3, null, i8 (i8)* @get3, null, null, metadata !44} ; [ DW_TAG_subprogram ]
89 !8 = metadata !{metadata !"0x2e\00get4\00get4\00get4\0013\000\001\000\006\00256\001\0013", metadata !47, metadata !1, metadata !3, null, i8 (i8)* @get4, null, null, metadata !45} ; [ DW_TAG_subprogram ]
90 !9 = metadata !{metadata !"0x2e\00get5\00get5\00get5\0016\000\001\000\006\00256\001\0016", metadata !47, metadata !1, metadata !3, null, i8 (i8)* @get5, null, null, metadata !46} ; [ DW_TAG_subprogram ]
91 !10 = metadata !{metadata !"0x101\00a\004\000", metadata !0, metadata !1, metadata !5} ; [ DW_TAG_arg_variable ]
92 !11 = metadata !{metadata !"0x100\00b\004\000", metadata !12, metadata !1, metadata !5} ; [ DW_TAG_auto_variable ]
93 !12 = metadata !{metadata !"0xb\004\000\000", metadata !47, metadata !0} ; [ DW_TAG_lexical_block ]
94 !13 = metadata !{metadata !"0x34\00x1\00x1\00\003\001\001", metadata !1, metadata !1, metadata !5, i8* @x1, null} ; [ DW_TAG_variable ]
95 !14 = metadata !{metadata !"0x34\00x2\00x2\00\006\001\001", metadata !1, metadata !1, metadata !5, i8* @x2, null} ; [ DW_TAG_variable ]
96 !15 = metadata !{metadata !"0x34\00x3\00x3\00\009\001\001", metadata !1, metadata !1, metadata !5, i8* @x3, null} ; [ DW_TAG_variable ]
97 !16 = metadata !{metadata !"0x34\00x4\00x4\00\0012\001\001", metadata !1, metadata !1, metadata !5, i8* @x4, null} ; [ DW_TAG_variable ]
98 !17 = metadata !{metadata !"0x34\00x5\00x5\00\0015\000\001", metadata !1, metadata !1, metadata !5, i8* @x5, null} ; [ DW_TAG_variable ]
99 !18 = metadata !{metadata !"0x101\00a\007\000", metadata !6, metadata !1, metadata !5} ; [ DW_TAG_arg_variable ]
100 !19 = metadata !{metadata !"0x100\00b\007\000", metadata !20, metadata !1, metadata !5} ; [ DW_TAG_auto_variable ]
101 !20 = metadata !{metadata !"0xb\007\000\001", metadata !47, metadata !6} ; [ DW_TAG_lexical_block ]
102 !21 = metadata !{metadata !"0x101\00a\0010\000", metadata !7, metadata !1, metadata !5} ; [ DW_TAG_arg_variable ]
103 !22 = metadata !{metadata !"0x100\00b\0010\000", metadata !23, metadata !1, metadata !5} ; [ DW_TAG_auto_variable ]
104 !23 = metadata !{metadata !"0xb\0010\000\002", metadata !47, metadata !7} ; [ DW_TAG_lexical_block ]
105 !24 = metadata !{metadata !"0x101\00a\0013\000", metadata !8, metadata !1, metadata !5} ; [ DW_TAG_arg_variable ]
106 !25 = metadata !{metadata !"0x100\00b\0013\000", metadata !26, metadata !1, metadata !5} ; [ DW_TAG_auto_variable ]
107 !26 = metadata !{metadata !"0xb\0013\000\003", metadata !47, metadata !8} ; [ DW_TAG_lexical_block ]
108 !27 = metadata !{metadata !"0x101\00a\0016\000", metadata !9, metadata !1, metadata !5} ; [ DW_TAG_arg_variable ]
109 !28 = metadata !{metadata !"0x100\00b\0016\000", metadata !29, metadata !1, metadata !5} ; [ DW_TAG_auto_variable ]
110 !29 = metadata !{metadata !"0xb\0016\000\004", metadata !47, metadata !9} ; [ DW_TAG_lexical_block ]
111 !30 = metadata !{i32 4, i32 0, metadata !0, null}
112 !31 = metadata !{i32 4, i32 0, metadata !12, null}
113 !32 = metadata !{i32 7, i32 0, metadata !6, null}
114 !33 = metadata !{i32 7, i32 0, metadata !20, null}
115 !34 = metadata !{i32 10, i32 0, metadata !7, null}
116 !35 = metadata !{i32 10, i32 0, metadata !23, null}
117 !36 = metadata !{i32 13, i32 0, metadata !8, null}
118 !37 = metadata !{i32 13, i32 0, metadata !26, null}
119 !38 = metadata !{i32 16, i32 0, metadata !9, null}
120 !39 = metadata !{i32 16, i32 0, metadata !29, null}
121 !40 = metadata !{metadata !0, metadata !6, metadata !7, metadata !8, metadata !9}
122 !41 = metadata !{metadata !13, metadata !14, metadata !15, metadata !16, metadata !17}
123 !42 = metadata !{metadata !10, metadata !11}
124 !43 = metadata !{metadata !18, metadata !19}
125 !44 = metadata !{metadata !21, metadata !22}
126 !45 = metadata !{metadata !24, metadata !25}
127 !46 = metadata !{metadata !27, metadata !28}
128 !47 = metadata !{metadata !"foo.c", metadata !"/tmp/"}
130 !49 = metadata !{i32 1, metadata !"Debug Info Version", i32 2}