1; RUN: llc < %s -mtriple=nvptx64-nvidia-cuda | FileCheck %s
2; RUN: %if ptxas %{ llc < %s -mtriple=nvptx64-nvidia-cuda | %ptxas-verify %}
3
4; CHECK: .target sm_{{[0-9]+}}, debug
5
6; CHECK: .visible .func  (.param .b32 func_retval0) b(
7; CHECK: .param .b32 b_param_0
8; CHECK: )
9; CHECK: {
10; CHECK: .loc 1 1 0
11; CHECK: $L__func_begin0:
12; CHECK: .loc 1 1 0
13; CHECK: .loc 1 1 0
14; CHECK: ret;
15; CHECK: $L__func_end0:
16; CHECK: }
17
18; CHECK: .visible .func  (.param .b32 func_retval0) a(
19; CHECK: .param .b32 a_param_0
20; CHECK: )
21; CHECK: {
22; CHECK: $L__func_begin1:
23; CHECK-NOT: .loc
24; CHECK: ret;
25; CHECK: $L__func_end1:
26; CHECK: }
27
28; CHECK: .visible .func  (.param .b32 func_retval0) d(
29; CHECK: .param .b32 d_param_0
30; CHECK: )
31; CHECK: {
32; CHECK: .loc 1 3 0
33; CHECK: $L__func_begin2:
34; CHECK: .loc 1 3 0
35; CHECK: ret;
36; CHECK: $L__func_end2:
37; CHECK: }
38
39; CHECK: .file 1 "{{.*}}b.c"
40
41; Function Attrs: nounwind uwtable
42define i32 @b(i32 %c) #0 !dbg !5 {
43entry:
44  %c.addr = alloca i32, align 4
45  store i32 %c, i32* %c.addr, align 4
46  call void @llvm.dbg.declare(metadata i32* %c.addr, metadata !13, metadata !DIExpression()), !dbg !14
47  %0 = load i32, i32* %c.addr, align 4, !dbg !14
48  %add = add nsw i32 %0, 1, !dbg !14
49  ret i32 %add, !dbg !14
50}
51
52; Function Attrs: nounwind uwtable
53define i32 @a(i32 %b) #0 {
54entry:
55  %b.addr = alloca i32, align 4
56  store i32 %b, i32* %b.addr, align 4
57  %0 = load i32, i32* %b.addr, align 4
58  %add = add nsw i32 %0, 1
59  ret i32 %add
60}
61
62; Function Attrs: nounwind readnone
63declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
64
65; Function Attrs: nounwind uwtable
66define i32 @d(i32 %e) #0 !dbg !10 {
67entry:
68  %e.addr = alloca i32, align 4
69  store i32 %e, i32* %e.addr, align 4
70  call void @llvm.dbg.declare(metadata i32* %e.addr, metadata !15, metadata !DIExpression()), !dbg !16
71  %0 = load i32, i32* %e.addr, align 4, !dbg !16
72  %add = add nsw i32 %0, 1, !dbg !16
73  ret i32 %add, !dbg !16
74}
75
76; CHECK: .section .debug_abbrev
77; CHECK-NEXT: {
78; CHECK-NEXT: .b8 1                                // Abbreviation Code
79; CHECK-NEXT: .b8 17                               // DW_TAG_compile_unit
80; CHECK-NEXT: .b8 1                                // DW_CHILDREN_yes
81; CHECK-NEXT: .b8 37                               // DW_AT_producer
82; CHECK-NEXT: .b8 8                                // DW_FORM_string
83; CHECK-NEXT: .b8 19                               // DW_AT_language
84; CHECK-NEXT: .b8 5                                // DW_FORM_data2
85; CHECK-NEXT: .b8 3                                // DW_AT_name
86; CHECK-NEXT: .b8 8                                // DW_FORM_string
87; CHECK-NEXT: .b8 16                               // DW_AT_stmt_list
88; CHECK-NEXT: .b8 6                                // DW_FORM_data4
89; CHECK-NEXT: .b8 27                               // DW_AT_comp_dir
90; CHECK-NEXT: .b8 8                                // DW_FORM_string
91; CHECK-NEXT: .b8 17                               // DW_AT_low_pc
92; CHECK-NEXT: .b8 1                                // DW_FORM_addr
93; CHECK-NEXT: .b8 18                               // DW_AT_high_pc
94; CHECK-NEXT: .b8 1                                // DW_FORM_addr
95; CHECK-NEXT: .b8 0                                // EOM(1)
96; CHECK-NEXT: .b8 0                                // EOM(2)
97; CHECK-NEXT: .b8 2                                // Abbreviation Code
98; CHECK-NEXT: .b8 46                               // DW_TAG_subprogram
99; CHECK-NEXT: .b8 1                                // DW_CHILDREN_yes
100; CHECK-NEXT: .b8 17                               // DW_AT_low_pc
101; CHECK-NEXT: .b8 1                                // DW_FORM_addr
102; CHECK-NEXT: .b8 18                               // DW_AT_high_pc
103; CHECK-NEXT: .b8 1                                // DW_FORM_addr
104; CHECK-NEXT: .b8 64                               // DW_AT_frame_base
105; CHECK-NEXT: .b8 10                               // DW_FORM_block1
106; CHECK-NEXT: .b8 3                                // DW_AT_name
107; CHECK-NEXT: .b8 8                                // DW_FORM_string
108; CHECK-NEXT: .b8 58                               // DW_AT_decl_file
109; CHECK-NEXT: .b8 11                               // DW_FORM_data1
110; CHECK-NEXT: .b8 59                               // DW_AT_decl_line
111; CHECK-NEXT: .b8 11                               // DW_FORM_data1
112; CHECK-NEXT: .b8 39                               // DW_AT_prototyped
113; CHECK-NEXT: .b8 12                               // DW_FORM_flag
114; CHECK-NEXT: .b8 73                               // DW_AT_type
115; CHECK-NEXT: .b8 19                               // DW_FORM_ref4
116; CHECK-NEXT: .b8 63                               // DW_AT_external
117; CHECK-NEXT: .b8 12                               // DW_FORM_flag
118; CHECK-NEXT: .b8 0                                // EOM(1)
119; CHECK-NEXT: .b8 0                                // EOM(2)
120; CHECK-NEXT: .b8 3                                // Abbreviation Code
121; CHECK-NEXT: .b8 5                                // DW_TAG_formal_parameter
122; CHECK-NEXT: .b8 0                                // DW_CHILDREN_no
123; CHECK-NEXT: .b8 3                                // DW_AT_name
124; CHECK-NEXT: .b8 8                                // DW_FORM_string
125; CHECK-NEXT: .b8 58                               // DW_AT_decl_file
126; CHECK-NEXT: .b8 11                               // DW_FORM_data1
127; CHECK-NEXT: .b8 59                               // DW_AT_decl_line
128; CHECK-NEXT: .b8 11                               // DW_FORM_data1
129; CHECK-NEXT: .b8 73                               // DW_AT_type
130; CHECK-NEXT: .b8 19                               // DW_FORM_ref4
131; CHECK-NEXT: .b8 0                                // EOM(1)
132; CHECK-NEXT: .b8 0                                // EOM(2)
133; CHECK-NEXT: .b8 4                                // Abbreviation Code
134; CHECK-NEXT: .b8 36                               // DW_TAG_base_type
135; CHECK-NEXT: .b8 0                                // DW_CHILDREN_no
136; CHECK-NEXT: .b8 3                                // DW_AT_name
137; CHECK-NEXT: .b8 8                                // DW_FORM_string
138; CHECK-NEXT: .b8 62                               // DW_AT_encoding
139; CHECK-NEXT: .b8 11                               // DW_FORM_data1
140; CHECK-NEXT: .b8 11                               // DW_AT_byte_size
141; CHECK-NEXT: .b8 11                               // DW_FORM_data1
142; CHECK-NEXT: .b8 0                                // EOM(1)
143; CHECK-NEXT: .b8 0                                // EOM(2)
144; CHECK-NEXT: .b8 0                                // EOM(3)
145; CHECK-NEXT: }
146; CHECK-NEXT: .section .debug_info
147; CHECK-NEXT: {
148; CHECK-NEXT: .b32 183                             // Length of Unit
149; CHECK-NEXT: .b8 2                                // DWARF version number
150; CHECK-NEXT: .b8 0
151; CHECK-NEXT: .b32 .debug_abbrev                   // Offset Into Abbrev. Section
152; CHECK-NEXT: .b8 8                                // Address Size (in bytes)
153; CHECK-NEXT: .b8 1                                // Abbrev [1] 0xb:0xb0 DW_TAG_compile_unit
154; CHECK-NEXT: .b8 99                               // DW_AT_producer
155; CHECK-NEXT: .b8 108
156; CHECK-NEXT: .b8 97
157; CHECK-NEXT: .b8 110
158; CHECK-NEXT: .b8 103
159; CHECK-NEXT: .b8 32
160; CHECK-NEXT: .b8 118
161; CHECK-NEXT: .b8 101
162; CHECK-NEXT: .b8 114
163; CHECK-NEXT: .b8 115
164; CHECK-NEXT: .b8 105
165; CHECK-NEXT: .b8 111
166; CHECK-NEXT: .b8 110
167; CHECK-NEXT: .b8 32
168; CHECK-NEXT: .b8 51
169; CHECK-NEXT: .b8 46
170; CHECK-NEXT: .b8 53
171; CHECK-NEXT: .b8 46
172; CHECK-NEXT: .b8 48
173; CHECK-NEXT: .b8 32
174; CHECK-NEXT: .b8 40
175; CHECK-NEXT: .b8 116
176; CHECK-NEXT: .b8 114
177; CHECK-NEXT: .b8 117
178; CHECK-NEXT: .b8 110
179; CHECK-NEXT: .b8 107
180; CHECK-NEXT: .b8 32
181; CHECK-NEXT: .b8 50
182; CHECK-NEXT: .b8 48
183; CHECK-NEXT: .b8 52
184; CHECK-NEXT: .b8 49
185; CHECK-NEXT: .b8 54
186; CHECK-NEXT: .b8 52
187; CHECK-NEXT: .b8 41
188; CHECK-NEXT: .b8 32
189; CHECK-NEXT: .b8 40
190; CHECK-NEXT: .b8 108
191; CHECK-NEXT: .b8 108
192; CHECK-NEXT: .b8 118
193; CHECK-NEXT: .b8 109
194; CHECK-NEXT: .b8 47
195; CHECK-NEXT: .b8 116
196; CHECK-NEXT: .b8 114
197; CHECK-NEXT: .b8 117
198; CHECK-NEXT: .b8 110
199; CHECK-NEXT: .b8 107
200; CHECK-NEXT: .b8 32
201; CHECK-NEXT: .b8 50
202; CHECK-NEXT: .b8 48
203; CHECK-NEXT: .b8 52
204; CHECK-NEXT: .b8 49
205; CHECK-NEXT: .b8 56
206; CHECK-NEXT: .b8 51
207; CHECK-NEXT: .b8 41
208; CHECK-NEXT: .b8 0
209; CHECK-NEXT: .b8 12                               // DW_AT_language
210; CHECK-NEXT: .b8 0
211; CHECK-NEXT: .b8 98                               // DW_AT_name
212; CHECK-NEXT: .b8 46
213; CHECK-NEXT: .b8 99
214; CHECK-NEXT: .b8 0
215; CHECK-NEXT: .b32 .debug_line                     // DW_AT_stmt_list
216; CHECK-NEXT: .b8 47                               // DW_AT_comp_dir
217; CHECK-NEXT: .b8 115
218; CHECK-NEXT: .b8 111
219; CHECK-NEXT: .b8 117
220; CHECK-NEXT: .b8 114
221; CHECK-NEXT: .b8 99
222; CHECK-NEXT: .b8 101
223; CHECK-NEXT: .b8 0
224; CHECK-NEXT: .b64 $L__func_begin0                 // DW_AT_low_pc
225; CHECK-NEXT: .b64 $L__func_end2                   // DW_AT_high_pc
226; CHECK-NEXT: .b8 2                                // Abbrev [2] 0x65:0x27 DW_TAG_subprogram
227; CHECK-NEXT: .b64 $L__func_begin0                 // DW_AT_low_pc
228; CHECK-NEXT: .b64 $L__func_end0                   // DW_AT_high_pc
229; CHECK-NEXT: .b8 1                                // DW_AT_frame_base
230; CHECK-NEXT: .b8 156
231; CHECK-NEXT: .b8 98                               // DW_AT_name
232; CHECK-NEXT: .b8 0
233; CHECK-NEXT: .b8 1                                // DW_AT_decl_file
234; CHECK-NEXT: .b8 1                                // DW_AT_decl_line
235; CHECK-NEXT: .b8 1                                // DW_AT_prototyped
236; CHECK-NEXT: .b32 179                             // DW_AT_type
237; CHECK-NEXT: .b8 1                                // DW_AT_external
238; CHECK-NEXT: .b8 3                                // Abbrev [3] 0x82:0x9 DW_TAG_formal_parameter
239; CHECK-NEXT: .b8 99                               // DW_AT_name
240; CHECK-NEXT: .b8 0
241; CHECK-NEXT: .b8 1                                // DW_AT_decl_file
242; CHECK-NEXT: .b8 1                                // DW_AT_decl_line
243; CHECK-NEXT: .b32 179                             // DW_AT_type
244; CHECK-NEXT: .b8 0                                // End Of Children Mark
245; CHECK-NEXT: .b8 2                                // Abbrev [2] 0x8c:0x27 DW_TAG_subprogram
246; CHECK-NEXT: .b64 $L__func_begin2                 // DW_AT_low_pc
247; CHECK-NEXT: .b64 $L__func_end2                   // DW_AT_high_pc
248; CHECK-NEXT: .b8 1                                // DW_AT_frame_base
249; CHECK-NEXT: .b8 156
250; CHECK-NEXT: .b8 100                              // DW_AT_name
251; CHECK-NEXT: .b8 0
252; CHECK-NEXT: .b8 1                                // DW_AT_decl_file
253; CHECK-NEXT: .b8 3                                // DW_AT_decl_line
254; CHECK-NEXT: .b8 1                                // DW_AT_prototyped
255; CHECK-NEXT: .b32 179                             // DW_AT_type
256; CHECK-NEXT: .b8 1                                // DW_AT_external
257; CHECK-NEXT: .b8 3                                // Abbrev [3] 0xa9:0x9 DW_TAG_formal_parameter
258; CHECK-NEXT: .b8 101                              // DW_AT_name
259; CHECK-NEXT: .b8 0
260; CHECK-NEXT: .b8 1                                // DW_AT_decl_file
261; CHECK-NEXT: .b8 3                                // DW_AT_decl_line
262; CHECK-NEXT: .b32 179                             // DW_AT_type
263; CHECK-NEXT: .b8 0                                // End Of Children Mark
264; CHECK-NEXT: .b8 4                                // Abbrev [4] 0xb3:0x7 DW_TAG_base_type
265; CHECK-NEXT: .b8 105                              // DW_AT_name
266; CHECK-NEXT: .b8 110
267; CHECK-NEXT: .b8 116
268; CHECK-NEXT: .b8 0
269; CHECK-NEXT: .b8 5                                // DW_AT_encoding
270; CHECK-NEXT: .b8 4                                // DW_AT_byte_size
271; CHECK-NEXT: .b8 0                                // End Of Children Mark
272; CHECK-NEXT: }
273; CHECK-NEXT: .section .debug_loc { }
274; CHECK-NOT: debug_
275
276attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
277attributes #1 = { nounwind readnone }
278
279!llvm.ident = !{!0, !0}
280!llvm.dbg.cu = !{!1}
281!llvm.module.flags = !{!11, !12}
282
283!0 = !{!"clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)"}
284!1 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)", isOptimized: false, emissionKind: FullDebug, file: !2, enums: !3, retainedTypes: !3, globals: !3, imports: !3, nameTableKind: None)
285!2 = !DIFile(filename: "b.c", directory: "/source")
286!3 = !{}
287!5 = distinct !DISubprogram(name: "b", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !1, scopeLine: 1, file: !2, scope: !6, type: !7, retainedNodes: !3)
288!6 = !DIFile(filename: "b.c", directory: "/source")
289!7 = !DISubroutineType(types: !8)
290!8 = !{!9, !9}
291!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
292!10 = distinct !DISubprogram(name: "d", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !1, scopeLine: 3, file: !2, scope: !6, type: !7, retainedNodes: !3)
293!11 = !{i32 2, !"Dwarf Version", i32 2}
294!12 = !{i32 1, !"Debug Info Version", i32 3}
295!13 = !DILocalVariable(name: "c", line: 1, arg: 1, scope: !5, file: !6, type: !9)
296!14 = !DILocation(line: 1, scope: !5)
297!15 = !DILocalVariable(name: "e", line: 3, arg: 1, scope: !10, file: !6, type: !9)
298!16 = !DILocation(line: 3, scope: !10)
299