convert-debugloc.ll
8.54 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
; RUN: llc -dwarf-version=5 -filetype=obj -O0 < %s | llvm-dwarfdump - | FileCheck %s --match-full-lines --check-prefix=DW5-CHECK
; RUN: llc -dwarf-version=4 -filetype=obj -O0 < %s | llvm-dwarfdump - | FileCheck %s --match-full-lines --check-prefix=DW4-CHECK
; DW5-CHECK: .debug_info contents:
; DW5-CHECK-NEXT: 0x00000000: Compile Unit: length = 0x00000064 version = 0x0005 unit_type = DW_UT_compile abbr_offset = 0x0000 addr_size = 0x08 (next unit at 0x00000068)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x0000000c: DW_TAG_compile_unit
; DW5-CHECK-NEXT: DW_AT_producer ("clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)")
; DW5-CHECK-NEXT: DW_AT_language (DW_LANG_C99)
; DW5-CHECK-NEXT: DW_AT_name ("dbg.c")
; DW5-CHECK-NEXT: DW_AT_str_offsets_base (0x00000008)
; DW5-CHECK-NEXT: DW_AT_stmt_list (0x00000000)
; DW5-CHECK-NEXT: DW_AT_comp_dir {{.*}}
; DW5-CHECK-NEXT: DW_AT_low_pc (0x0000000000000000)
; DW5-CHECK-NEXT: DW_AT_high_pc (0x0000000000000005)
; DW5-CHECK-NEXT: DW_AT_addr_base (0x00000008)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x00000023: DW_TAG_base_type
; DW5-CHECK-NEXT: DW_AT_name ("DW_ATE_signed_8")
; DW5-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed)
; DW5-CHECK-NEXT: DW_AT_byte_size (0x01)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x00000027: DW_TAG_base_type
; DW5-CHECK-NEXT: DW_AT_name ("DW_ATE_signed_32")
; DW5-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed)
; DW5-CHECK-NEXT: DW_AT_byte_size (0x04)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x0000002b: DW_TAG_subprogram
; DW5-CHECK-NEXT: DW_AT_low_pc (0x0000000000000000)
; DW5-CHECK-NEXT: DW_AT_high_pc (0x0000000000000005)
; DW5-CHECK-NEXT: DW_AT_frame_base (DW_OP_reg7 RSP)
; DW5-CHECK-NEXT: DW_AT_name ("foo")
; DW5-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW5-CHECK-NEXT: DW_AT_decl_line (1)
; DW5-CHECK-NEXT: DW_AT_prototyped (true)
; DW5-CHECK-NEXT: DW_AT_type (0x0000005f "signed char")
; DW5-CHECK-NEXT: DW_AT_external (true)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x0000003a: DW_TAG_formal_parameter
; DW5-CHECK-NEXT: DW_AT_location (DW_OP_reg5 RDI)
; DW5-CHECK-NEXT: DW_AT_name ("x")
; DW5-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW5-CHECK-NEXT: DW_AT_decl_line (1)
; DW5-CHECK-NEXT: DW_AT_type (0x0000005f "signed char")
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x00000044: DW_TAG_variable
; DW5-CHECK-NEXT: DW_AT_location (DW_OP_breg5 RDI+0, DW_OP_constu 0xff, DW_OP_and, DW_OP_convert (0x00000023) "DW_ATE_signed_8", DW_OP_convert (0x00000027) "DW_ATE_signed_32", DW_OP_stack_value)
; DW5-CHECK-NEXT: DW_AT_name ("y")
; DW5-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW5-CHECK-NEXT: DW_AT_decl_line (3)
; DW5-CHECK-NEXT: DW_AT_type (0x00000063 "int")
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x0000005e: NULL
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x0000005f: DW_TAG_base_type
; DW5-CHECK-NEXT: DW_AT_name ("signed char")
; DW5-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed_char)
; DW5-CHECK-NEXT: DW_AT_byte_size (0x01)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x00000063: DW_TAG_base_type
; DW5-CHECK-NEXT: DW_AT_name ("int")
; DW5-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed)
; DW5-CHECK-NEXT: DW_AT_byte_size (0x04)
; DW5-CHECK-EMPTY:
; DW5-CHECK-NEXT: 0x00000067: NULL
; DW4-CHECK: .debug_info contents:
; DW4-CHECK-NEXT: 0x00000000: Compile Unit: length = 0x0000007a version = 0x0004 abbr_offset = 0x0000 addr_size = 0x08 (next unit at 0x0000007e)
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x0000000b: DW_TAG_compile_unit
; DW4-CHECK-NEXT: DW_AT_producer ("clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)")
; DW4-CHECK-NEXT: DW_AT_language (DW_LANG_C99)
; DW4-CHECK-NEXT: DW_AT_name ("dbg.c")
; DW4-CHECK-NEXT: DW_AT_stmt_list (0x00000000)
; DW4-CHECK-NEXT: DW_AT_comp_dir {{.*}}
; DW4-CHECK-NEXT: DW_AT_low_pc (0x0000000000000000)
; DW4-CHECK-NEXT: DW_AT_high_pc (0x0000000000000005)
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x0000002a: DW_TAG_subprogram
; DW4-CHECK-NEXT: DW_AT_low_pc (0x0000000000000000)
; DW4-CHECK-NEXT: DW_AT_high_pc (0x0000000000000005)
; DW4-CHECK-NEXT: DW_AT_frame_base (DW_OP_reg7 RSP)
; DW4-CHECK-NEXT: DW_AT_name ("foo")
; DW4-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW4-CHECK-NEXT: DW_AT_decl_line (1)
; DW4-CHECK-NEXT: DW_AT_prototyped (true)
; DW4-CHECK-NEXT: DW_AT_type (0x0000006f "signed char")
; DW4-CHECK-NEXT: DW_AT_external (true)
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x00000043: DW_TAG_formal_parameter
; DW4-CHECK-NEXT: DW_AT_location (DW_OP_reg5 RDI)
; DW4-CHECK-NEXT: DW_AT_name ("x")
; DW4-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW4-CHECK-NEXT: DW_AT_decl_line (1)
; DW4-CHECK-NEXT: DW_AT_type (0x0000006f "signed char")
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x00000050: DW_TAG_variable
; DW4-CHECK-NEXT: DW_AT_location (DW_OP_breg5 RDI+0, DW_OP_constu 0xff, DW_OP_and, DW_OP_dup, DW_OP_constu 0x7, DW_OP_shr, DW_OP_lit0, DW_OP_not, DW_OP_mul, DW_OP_constu 0x8, DW_OP_shl, DW_OP_or, DW_OP_stack_value)
; DW4-CHECK-NEXT: DW_AT_name ("y")
; DW4-CHECK-NEXT: DW_AT_decl_file {{.*}}
; DW4-CHECK-NEXT: DW_AT_decl_line (3)
; DW4-CHECK-NEXT: DW_AT_type (0x00000076 "int")
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x0000006e: NULL
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x0000006f: DW_TAG_base_type
; DW4-CHECK-NEXT: DW_AT_name ("signed char")
; DW4-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed_char)
; DW4-CHECK-NEXT: DW_AT_byte_size (0x01)
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x00000076: DW_TAG_base_type
; DW4-CHECK-NEXT: DW_AT_name ("int")
; DW4-CHECK-NEXT: DW_AT_encoding (DW_ATE_signed)
; DW4-CHECK-NEXT: DW_AT_byte_size (0x04)
; DW4-CHECK-EMPTY:
; DW4-CHECK-NEXT: 0x0000007d: NULL
; ModuleID = 'dbg.ll'
source_filename = "dbg.c"
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
; Function Attrs: noinline nounwind uwtable
define dso_local signext i8 @foo(i8 signext %x) !dbg !7 {
entry:
call void @llvm.dbg.value(metadata i8 %x, metadata !11, metadata !DIExpression()), !dbg !12
call void @llvm.dbg.value(metadata i8 %x, metadata !13, metadata !DIExpression(DW_OP_LLVM_convert, 8, DW_ATE_signed, DW_OP_LLVM_convert, 32, DW_ATE_signed, DW_OP_stack_value)), !dbg !15
ret i8 %x, !dbg !16
}
; Function Attrs: nounwind readnone speculatable
declare void @llvm.dbg.declare(metadata, metadata, metadata)
; Function Attrs: nounwind readnone speculatable
declare void @llvm.dbg.value(metadata, metadata, metadata)
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4, !5}
!llvm.ident = !{!6}
!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
!1 = !DIFile(filename: "dbg.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "2a034da6937f5b9cf6dd2d89127f57fd")
!2 = !{}
!3 = !{i32 2, !"Dwarf Version", i32 5}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!5 = !{i32 1, !"wchar_size", i32 4}
!6 = !{!"clang version 9.0.0 (trunk 353791) (llvm/trunk 353801)"}
!7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !8, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
!8 = !DISubroutineType(types: !9)
!9 = !{!10, !10}
!10 = !DIBasicType(name: "signed char", size: 8, encoding: DW_ATE_signed_char)
!11 = !DILocalVariable(name: "x", arg: 1, scope: !7, file: !1, line: 1, type: !10)
!12 = !DILocation(line: 1, column: 29, scope: !7)
!13 = !DILocalVariable(name: "y", scope: !7, file: !1, line: 3, type: !14)
!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!15 = !DILocation(line: 3, column: 14, scope: !7)
!16 = !DILocation(line: 4, column: 3, scope: !7)