aboutsummaryrefslogtreecommitdiff
path: root/llvm/tools/llvm-c-test/debuginfo.c
blob: 9b5c37b05d9027612d30579cc17f1dd949b9ac28 (plain)
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
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
/*===-- debuginfo.c - tool for testing libLLVM and llvm-c API -------------===*\
|*                                                                            *|
|* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
|* Exceptions.                                                                *|
|* See https://llvm.org/LICENSE.txt for license information.                  *|
|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
|*                                                                            *|
|*===----------------------------------------------------------------------===*|
|*                                                                            *|
|* Tests for the LLVM C DebugInfo API                                         *|
|*                                                                            *|
\*===----------------------------------------------------------------------===*/

#include "llvm-c-test.h"
#include "llvm-c/DebugInfo.h"

#include <assert.h>
#include <stdio.h>
#include <string.h>

static LLVMMetadataRef
declare_objc_class(LLVMDIBuilderRef DIB, LLVMMetadataRef File) {
  LLVMMetadataRef Decl = LLVMDIBuilderCreateStructType(DIB, File, "TestClass", 9, File, 42, 64, 0, LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0);
  LLVMMetadataRef SuperDecl = LLVMDIBuilderCreateStructType(DIB, File, "TestSuperClass", 14, File, 42, 64, 0, LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0);
  LLVMDIBuilderCreateInheritance(DIB, Decl, SuperDecl, 0, 0, 0);
  LLVMMetadataRef TestProperty =
      LLVMDIBuilderCreateObjCProperty(DIB, "test", 4, File, 42, "getTest", 7, "setTest", 7, 0x20 /*copy*/ | 0x40 /*nonatomic*/, SuperDecl);
  LLVMDIBuilderCreateObjCIVar(DIB, "_test", 5, File, 42, 64, 0, 64, LLVMDIFlagPublic, SuperDecl, TestProperty);
  return Decl;
}

int llvm_test_dibuilder(bool NewDebugInfoFormat) {
  const char *Filename = "debuginfo.c";
  LLVMModuleRef M = LLVMModuleCreateWithName(Filename);
  LLVMSetIsNewDbgInfoFormat(M, NewDebugInfoFormat);
  LLVMDIBuilderRef DIB = LLVMCreateDIBuilder(M);

  LLVMMetadataRef File = LLVMDIBuilderCreateFile(DIB, Filename,
    strlen(Filename), ".", 1);

  LLVMMetadataRef CompileUnit = LLVMDIBuilderCreateCompileUnit(
      DIB, LLVMDWARFSourceLanguageC, File, "llvm-c-test", 11, 0, NULL, 0, 0,
      NULL, 0, LLVMDWARFEmissionFull, 0, 0, 0, "/", 1, "", 0);

  LLVMMetadataRef Module =
    LLVMDIBuilderCreateModule(DIB, CompileUnit,
                              "llvm-c-test", 11,
                              "", 0,
                              "/test/include/llvm-c-test.h", 27,
                              "", 0);

  LLVMMetadataRef OtherModule =
    LLVMDIBuilderCreateModule(DIB, CompileUnit,
                              "llvm-c-test-import", 18,
                              "", 0,
                              "/test/include/llvm-c-test-import.h", 34,
                              "", 0);
  LLVMMetadataRef ImportedModule = LLVMDIBuilderCreateImportedModuleFromModule(
      DIB, Module, OtherModule, File, 42, NULL, 0);
  LLVMDIBuilderCreateImportedModuleFromAlias(DIB, Module, ImportedModule, File,
                                             42, NULL, 0);

  LLVMMetadataRef ClassTy = declare_objc_class(DIB, File);
  LLVMMetadataRef GlobalClassValueExpr =
      LLVMDIBuilderCreateConstantValueExpression(DIB, 0);
  LLVMDIBuilderCreateGlobalVariableExpression(
      DIB, Module, "globalClass", 11, "", 0, File, 1, ClassTy, true,
      GlobalClassValueExpr, NULL, 0);

  LLVMMetadataRef Int64Ty =
      LLVMDIBuilderCreateBasicType(DIB, "Int64", 5, 64, 0, LLVMDIFlagZero);
  LLVMMetadataRef Int64TypeDef =
      LLVMDIBuilderCreateTypedef(DIB, Int64Ty, "int64_t", 7, File, 42, File, 0);

  LLVMMetadataRef GlobalVarValueExpr =
      LLVMDIBuilderCreateConstantValueExpression(DIB, 0);
  LLVMDIBuilderCreateGlobalVariableExpression(
      DIB, Module, "global", 6, "", 0, File, 1, Int64TypeDef, true,
      GlobalVarValueExpr, NULL, 0);

  LLVMMetadataRef NameSpace =
      LLVMDIBuilderCreateNameSpace(DIB, Module, "NameSpace", 9, false);

  LLVMMetadataRef StructDbgElts[] = {Int64Ty, Int64Ty, Int64Ty};
  LLVMMetadataRef StructDbgTy =
    LLVMDIBuilderCreateStructType(DIB, NameSpace, "MyStruct",
    8, File, 0, 192, 0, 0, NULL, StructDbgElts, 3,
    LLVMDWARFSourceLanguageC, NULL, "MyStruct", 8);

  LLVMMetadataRef StructDbgPtrTy =
    LLVMDIBuilderCreatePointerType(DIB, StructDbgTy, 192, 0, 0, "", 0);

  LLVMAddNamedMetadataOperand(M, "FooType",
    LLVMMetadataAsValue(LLVMGetModuleContext(M), StructDbgPtrTy));


  LLVMTypeRef FooParamTys[] = {
    LLVMInt64Type(),
    LLVMInt64Type(),
    LLVMVectorType(LLVMInt64Type(), 10),
  };
  LLVMTypeRef FooFuncTy = LLVMFunctionType(LLVMInt64Type(), FooParamTys, 3, 0);
  LLVMValueRef FooFunction = LLVMAddFunction(M, "foo", FooFuncTy);
  LLVMBasicBlockRef FooEntryBlock = LLVMAppendBasicBlock(FooFunction, "entry");

  LLVMMetadataRef Subscripts[] = {
    LLVMDIBuilderGetOrCreateSubrange(DIB, 0, 10),
  };
  LLVMMetadataRef VectorTy =
    LLVMDIBuilderCreateVectorType(DIB, 64 * 10, 0,
                                  Int64Ty, Subscripts, 1);


  LLVMMetadataRef ParamTypes[] = {Int64Ty, Int64Ty, VectorTy};
  LLVMMetadataRef FunctionTy =
    LLVMDIBuilderCreateSubroutineType(DIB, File, ParamTypes, 3, 0);

  LLVMMetadataRef ReplaceableFunctionMetadata =
    LLVMDIBuilderCreateReplaceableCompositeType(DIB, 0x15, "foo", 3,
                                                File, File, 42,
                                                0, 0, 0,
                                                LLVMDIFlagFwdDecl,
                                                "", 0);

  LLVMMetadataRef FooParamLocation =
    LLVMDIBuilderCreateDebugLocation(LLVMGetGlobalContext(), 42, 0,
                                     ReplaceableFunctionMetadata, NULL);
  LLVMMetadataRef FunctionMetadata =
    LLVMDIBuilderCreateFunction(DIB, File, "foo", 3, "foo", 3,
                                File, 42, FunctionTy, true, true,
                                42, 0, false);
  LLVMMetadataReplaceAllUsesWith(ReplaceableFunctionMetadata, FunctionMetadata);

  LLVMMetadataRef FooParamExpression =
    LLVMDIBuilderCreateExpression(DIB, NULL, 0);
  LLVMMetadataRef FooParamVar1 =
    LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "a", 1, 1, File,
                                         42, Int64Ty, true, 0);

  if (LLVMIsNewDbgInfoFormat(M))
    LLVMDIBuilderInsertDeclareAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar1,
        FooParamExpression, FooParamLocation, FooEntryBlock);
  else
    LLVMDIBuilderInsertDeclareIntrinsicAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar1,
        FooParamExpression, FooParamLocation, FooEntryBlock);
  LLVMMetadataRef FooParamVar2 =
    LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "b", 1, 2, File,
                                         42, Int64Ty, true, 0);

  if (LLVMIsNewDbgInfoFormat(M))
    LLVMDIBuilderInsertDeclareAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar2,
        FooParamExpression, FooParamLocation, FooEntryBlock);
  else
    LLVMDIBuilderInsertDeclareIntrinsicAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar2,
        FooParamExpression, FooParamLocation, FooEntryBlock);

  LLVMMetadataRef FooParamVar3 =
    LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "c", 1, 3, File,
                                         42, VectorTy, true, 0);
  if (LLVMIsNewDbgInfoFormat(M))
    LLVMDIBuilderInsertDeclareAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar3,
        FooParamExpression, FooParamLocation, FooEntryBlock);
  else
    LLVMDIBuilderInsertDeclareIntrinsicAtEnd(
        DIB, LLVMConstInt(LLVMInt64Type(), 0, false), FooParamVar3,
        FooParamExpression, FooParamLocation, FooEntryBlock);

  LLVMSetSubprogram(FooFunction, FunctionMetadata);

  LLVMMetadataRef FooLexicalBlock =
    LLVMDIBuilderCreateLexicalBlock(DIB, FunctionMetadata, File, 42, 0);

  LLVMBasicBlockRef FooVarBlock = LLVMAppendBasicBlock(FooFunction, "vars");
  LLVMMetadataRef FooVarsLocation =
    LLVMDIBuilderCreateDebugLocation(LLVMGetGlobalContext(), 43, 0,
                                     FunctionMetadata, NULL);
  LLVMMetadataRef FooVar1 =
    LLVMDIBuilderCreateAutoVariable(DIB, FooLexicalBlock, "d", 1, File,
                                    43, Int64Ty, true, 0, 0);
  LLVMValueRef FooVal1 = LLVMConstInt(LLVMInt64Type(), 0, false);
  LLVMMetadataRef FooVarValueExpr =
    LLVMDIBuilderCreateConstantValueExpression(DIB, 0);
  if (LLVMIsNewDbgInfoFormat(M))
    LLVMDIBuilderInsertDbgValueRecordAtEnd(
        DIB, FooVal1, FooVar1, FooVarValueExpr, FooVarsLocation, FooVarBlock);
  else
    LLVMDIBuilderInsertDbgValueIntrinsicAtEnd(
        DIB, FooVal1, FooVar1, FooVarValueExpr, FooVarsLocation, FooVarBlock);

  LLVMMetadataRef MacroFile =
      LLVMDIBuilderCreateTempMacroFile(DIB, NULL, 0, File);
  LLVMDIBuilderCreateMacro(DIB, MacroFile, 0, LLVMDWARFMacinfoRecordTypeDefine,
                           "SIMPLE_DEFINE", 13, NULL, 0);
  LLVMDIBuilderCreateMacro(DIB, MacroFile, 0, LLVMDWARFMacinfoRecordTypeDefine,
                           "VALUE_DEFINE", 12, "1", 1);

  LLVMMetadataRef EnumeratorTestA =
      LLVMDIBuilderCreateEnumerator(DIB, "Test_A", strlen("Test_A"), 0, true);
  LLVMMetadataRef EnumeratorTestB =
      LLVMDIBuilderCreateEnumerator(DIB, "Test_B", strlen("Test_B"), 1, true);
  LLVMMetadataRef EnumeratorTestC =
      LLVMDIBuilderCreateEnumerator(DIB, "Test_B", strlen("Test_C"), 2, true);
  LLVMMetadataRef EnumeratorsTest[] = {EnumeratorTestA, EnumeratorTestB,
                                       EnumeratorTestC};
  LLVMMetadataRef EnumTest = LLVMDIBuilderCreateEnumerationType(
      DIB, NameSpace, "EnumTest", strlen("EnumTest"), File, 0, 64, 0,
      EnumeratorsTest, 3, Int64Ty);
  LLVMAddNamedMetadataOperand(
      M, "EnumTest", LLVMMetadataAsValue(LLVMGetModuleContext(M), EnumTest));

  LLVMDIBuilderFinalize(DIB);

  char *MStr = LLVMPrintModuleToString(M);
  puts(MStr);
  LLVMDisposeMessage(MStr);

  LLVMDisposeDIBuilder(DIB);
  LLVMDisposeModule(M);

  return 0;
}

int llvm_get_di_tag(void) {
  LLVMModuleRef M = LLVMModuleCreateWithName("Mod");
  LLVMContextRef Context = LLVMGetModuleContext(M);

  const char String[] = "foo";
  LLVMMetadataRef StringMD =
      LLVMMDStringInContext2(Context, String, strlen(String));
  LLVMMetadataRef NodeMD = LLVMMDNodeInContext2(Context, &StringMD, 1);
  assert(LLVMGetDINodeTag(NodeMD) == 0);
  (void)NodeMD;

  LLVMDIBuilderRef Builder = LLVMCreateDIBuilder(M);
  const char Filename[] = "metadata.c";
  const char Directory[] = ".";
  LLVMMetadataRef File = LLVMDIBuilderCreateFile(
      Builder, Filename, strlen(Filename), Directory, strlen(Directory));
  const char Name[] = "TestClass";
  LLVMMetadataRef Struct = LLVMDIBuilderCreateStructType(
      Builder, File, Name, strlen(Name), File, 42, 64, 0,
      LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0);
  assert(LLVMGetDINodeTag(Struct) == 0x13);
  (void)Struct;

  LLVMDisposeDIBuilder(Builder);
  LLVMDisposeModule(M);

  return 0;
}

int llvm_di_type_get_name(void) {
  LLVMModuleRef M = LLVMModuleCreateWithName("Mod");

  LLVMDIBuilderRef Builder = LLVMCreateDIBuilder(M);
  const char Filename[] = "metadata.c";
  const char Directory[] = ".";
  LLVMMetadataRef File = LLVMDIBuilderCreateFile(
      Builder, Filename, strlen(Filename), Directory, strlen(Directory));
  const char Name[] = "TestClass";
  LLVMMetadataRef Struct = LLVMDIBuilderCreateStructType(
      Builder, File, Name, strlen(Name), File, 42, 64, 0,
      LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0);

  size_t Len;
  const char *TypeName = LLVMDITypeGetName(Struct, &Len);
  assert(Len == strlen(Name));
  assert(strncmp(TypeName, Name, Len) == 0);
  (void)TypeName;

  LLVMDisposeDIBuilder(Builder);
  LLVMDisposeModule(M);

  return 0;
}