1 ; RUN: llc -mtriple=x86_64-apple-darwin %s -o - -filetype=obj | llvm-dwarfdump - | FileCheck %s
2 ; Test debug info for multidimensional arrays.
4 ; void f(int i, int j, int k, int r) {
5 ; int tensor1[i][j][k][r];
6 ; int tensor2[i][j][k][r];
7 ; use(tensor1, tensor2);
10 ; CHECK: DW_TAG_array_type
11 ; CHECK-NEXT: DW_AT_type ([[int_type_die:.*]] "int")
13 ; CHECK: DW_TAG_subrange_type
14 ; CHECK-NEXT: DW_AT_type (0x{{.*}}"__ARRAY_SIZE_TYPE__")
15 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
17 ; CHECK: DW_TAG_subrange_type
18 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
19 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
21 ; CHECK: DW_TAG_subrange_type
22 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
23 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
25 ; CHECK: DW_TAG_subrange_type
26 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
27 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
28 ; CHECK: DW_TAG_array_type
29 ; CHECK-NEXT: DW_AT_type ([[int_type_die]] "int")
31 ; CHECK: DW_TAG_subrange_type
32 ; CHECK-NEXT: DW_AT_type (0x{{.*}}"__ARRAY_SIZE_TYPE__")
33 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
35 ; CHECK: DW_TAG_subrange_type
36 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
37 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
39 ; CHECK: DW_TAG_subrange_type
40 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
41 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
43 ; CHECK: DW_TAG_subrange_type
44 ; CHECK-NEXT: DW_AT_type (0x{{.*}} "__ARRAY_SIZE_TYPE__")
45 ; CHECK-NEXT: DW_AT_count (0x{{.*}})
48 source_filename = "/tmp/test.c"
49 target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
50 target triple = "x86_64-apple-macosx10.13.0"
52 define void @f(i32 %i, i32 %j, i32 %k, i32 %r) !dbg !8 {
54 call void @llvm.dbg.value(metadata i32 %i, metadata !39, metadata !DIExpression()), !dbg !40
55 call void @llvm.dbg.value(metadata i32 %j, metadata !38, metadata !DIExpression()), !dbg !40
56 call void @llvm.dbg.value(metadata i32 %k, metadata !37, metadata !DIExpression()), !dbg !40
57 call void @llvm.dbg.value(metadata i32 %r, metadata !36, metadata !DIExpression()), !dbg !40
58 %0 = zext i32 %i to i64, !dbg !40
59 %1 = zext i32 %j to i64, !dbg !40
60 %2 = zext i32 %k to i64, !dbg !40
61 %3 = zext i32 %r to i64, !dbg !40
62 %4 = mul nuw i64 %1, %0, !dbg !40
63 %5 = mul nuw i64 %4, %2, !dbg !40
64 %6 = mul nuw i64 %5, %3, !dbg !40
65 %vla = alloca i32, i64 %6, align 16, !dbg !40
66 call void @llvm.dbg.declare(metadata i32* %vla, metadata !25, metadata !DIExpression()), !dbg !40
67 %vla4 = alloca i32, i64 %6, align 16, !dbg !40
68 call void @llvm.dbg.declare(metadata i32* %vla4, metadata !13, metadata !DIExpression()), !dbg !40
69 call void @llvm.dbg.value(metadata i32 %i, metadata !29, metadata !DIExpression()), !dbg !40
70 call void @llvm.dbg.value(metadata i32 %j, metadata !31, metadata !DIExpression()), !dbg !40
71 call void @llvm.dbg.value(metadata i32 %k, metadata !33, metadata !DIExpression()), !dbg !40
72 call void @llvm.dbg.value(metadata i32 %r, metadata !35, metadata !DIExpression()), !dbg !40
73 call void @llvm.dbg.value(metadata i32 %i, metadata !17, metadata !DIExpression()), !dbg !40
74 call void @llvm.dbg.value(metadata i32 %j, metadata !20, metadata !DIExpression()), !dbg !40
75 call void @llvm.dbg.value(metadata i32 %k, metadata !22, metadata !DIExpression()), !dbg !40
76 call void @llvm.dbg.value(metadata i64 %3, metadata !24, metadata !DIExpression()), !dbg !40
77 %call = call i32 (i32*, i32*, ...) bitcast (i32 (...)* @use to i32 (i32*, i32*, ...)*)(i32* nonnull %vla, i32* nonnull %vla4) #1, !dbg !40
81 ; Function Attrs: nounwind readnone speculatable
82 declare void @llvm.dbg.declare(metadata, metadata, metadata) #0
84 declare i32 @use(...) local_unnamed_addr
86 ; Function Attrs: nounwind readnone speculatable
87 declare void @llvm.dbg.value(metadata, metadata, metadata) #0
89 attributes #0 = { nounwind readnone speculatable }
90 attributes #1 = { minsize nounwind optsize }
93 !llvm.module.flags = !{!3, !4, !5, !6}
96 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 7.0.0 (trunk 324259) (llvm/trunk 324261)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
97 !1 = !DIFile(filename: "/tmp/test.c", directory: "/")
99 !3 = !{i32 2, !"Dwarf Version", i32 4}
100 !4 = !{i32 2, !"Debug Info Version", i32 3}
101 !5 = !{i32 1, !"wchar_size", i32 4}
102 !6 = !{i32 7, !"PIC Level", i32 2}
103 !7 = !{!"clang version 7.0.0 (trunk 324259) (llvm/trunk 324261)"}
104 !8 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !9, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !12)
105 !9 = !DISubroutineType(types: !10)
106 !10 = !{null, !11, !11, !11, !11}
107 !11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
108 !12 = !{!13, !24, !22, !20, !17, !25, !35, !33, !31, !29, !36, !37, !38, !39}
109 !13 = !DILocalVariable(name: "tensor2", scope: !8, file: !1, line: 3, type: !14)
110 !14 = !DICompositeType(tag: DW_TAG_array_type, baseType: !11, elements: !15)
111 !15 = !{!16, !19, !21, !23}
112 !16 = !DISubrange(count: !17)
113 !17 = !DILocalVariable(name: "vla_expr5", scope: !8, file: !1, line: 3, type: !18)
114 !18 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned)
115 !19 = !DISubrange(count: !20)
116 !20 = !DILocalVariable(name: "vla_expr6", scope: !8, file: !1, line: 3, type: !18)
117 !21 = !DISubrange(count: !22)
118 !22 = !DILocalVariable(name: "vla_expr7", scope: !8, file: !1, line: 3, type: !18)
119 !23 = !DISubrange(count: !24)
120 !24 = !DILocalVariable(name: "vla_expr8", scope: !8, file: !1, line: 3, type: !18)
121 !25 = !DILocalVariable(name: "tensor1", scope: !8, file: !1, line: 2, type: !26)
122 !26 = !DICompositeType(tag: DW_TAG_array_type, baseType: !11, elements: !27)
123 !27 = !{!28, !30, !32, !34}
124 !28 = !DISubrange(count: !29)
125 !29 = !DILocalVariable(name: "vla_expr", scope: !8, file: !1, line: 2, type: !18)
126 !30 = !DISubrange(count: !31)
127 !31 = !DILocalVariable(name: "vla_expr1", scope: !8, file: !1, line: 2, type: !18)
128 !32 = !DISubrange(count: !33)
129 !33 = !DILocalVariable(name: "vla_expr2", scope: !8, file: !1, line: 2, type: !18)
130 !34 = !DISubrange(count: !35)
131 !35 = !DILocalVariable(name: "vla_expr3", scope: !8, file: !1, line: 2, type: !18)
132 !36 = !DILocalVariable(name: "r", arg: 4, scope: !8, file: !1, line: 1, type: !11)
133 !37 = !DILocalVariable(name: "k", arg: 3, scope: !8, file: !1, line: 1, type: !11)
134 !38 = !DILocalVariable(name: "j", arg: 2, scope: !8, file: !1, line: 1, type: !11)
135 !39 = !DILocalVariable(name: "i", arg: 1, scope: !8, file: !1, line: 1, type: !11)
136 !40 = !DILocation(line: 2, column: 3, scope: !8)