1 /*===-- debuginfo.c - tool for testing libLLVM and llvm-c API -------------===*\ 2 |* *| 3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM *| 4 |* Exceptions. *| 5 |* See https://llvm.org/LICENSE.txt for license information. *| 6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *| 7 |* *| 8 |*===----------------------------------------------------------------------===*| 9 |* *| 10 |* Tests for the LLVM C DebugInfo API *| 11 |* *| 12 \*===----------------------------------------------------------------------===*/ 13 14 #include "llvm-c-test.h" 15 #include "llvm-c/Core.h" 16 #include "llvm-c/DebugInfo.h" 17 #include <stdio.h> 18 #include <string.h> 19 20 static LLVMMetadataRef 21 declare_objc_class(LLVMDIBuilderRef DIB, LLVMMetadataRef File) { 22 LLVMMetadataRef Decl = LLVMDIBuilderCreateStructType(DIB, File, "TestClass", 9, File, 42, 64, 0, LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0); 23 LLVMMetadataRef SuperDecl = LLVMDIBuilderCreateStructType(DIB, File, "TestSuperClass", 14, File, 42, 64, 0, LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0); 24 LLVMDIBuilderCreateInheritance(DIB, Decl, SuperDecl, 0, 0, 0); 25 LLVMMetadataRef TestProperty = 26 LLVMDIBuilderCreateObjCProperty(DIB, "test", 4, File, 42, "getTest", 7, "setTest", 7, 0x20 /*copy*/ | 0x40 /*nonatomic*/, SuperDecl); 27 LLVMDIBuilderCreateObjCIVar(DIB, "_test", 5, File, 42, 64, 0, 64, LLVMDIFlagPublic, SuperDecl, TestProperty); 28 return Decl; 29 } 30 31 int llvm_test_dibuilder(void) { 32 const char *Filename = "debuginfo.c"; 33 LLVMModuleRef M = LLVMModuleCreateWithName(Filename); 34 LLVMDIBuilderRef DIB = LLVMCreateDIBuilder(M); 35 36 LLVMMetadataRef File = LLVMDIBuilderCreateFile(DIB, Filename, 37 strlen(Filename), ".", 1); 38 39 LLVMMetadataRef CompileUnit = LLVMDIBuilderCreateCompileUnit( 40 DIB, LLVMDWARFSourceLanguageC, File, "llvm-c-test", 11, 0, NULL, 0, 0, 41 NULL, 0, LLVMDWARFEmissionFull, 0, 0, 0, "/", 1, "", 0); 42 43 LLVMMetadataRef Module = 44 LLVMDIBuilderCreateModule(DIB, CompileUnit, 45 "llvm-c-test", 11, 46 "", 0, 47 "/test/include/llvm-c-test.h", 27, 48 "", 0); 49 50 LLVMMetadataRef OtherModule = 51 LLVMDIBuilderCreateModule(DIB, CompileUnit, 52 "llvm-c-test-import", 18, 53 "", 0, 54 "/test/include/llvm-c-test-import.h", 34, 55 "", 0); 56 LLVMMetadataRef ImportedModule = 57 LLVMDIBuilderCreateImportedModuleFromModule(DIB, Module, OtherModule, 58 File, 42); 59 LLVMDIBuilderCreateImportedModuleFromAlias(DIB, Module, ImportedModule, 60 File, 42); 61 62 LLVMMetadataRef ClassTy = declare_objc_class(DIB, File); 63 LLVMMetadataRef GlobalClassValueExpr = 64 LLVMDIBuilderCreateConstantValueExpression(DIB, 0); 65 LLVMDIBuilderCreateGlobalVariableExpression( 66 DIB, Module, "globalClass", 11, "", 0, File, 1, ClassTy, true, 67 GlobalClassValueExpr, NULL, 0); 68 69 LLVMMetadataRef Int64Ty = 70 LLVMDIBuilderCreateBasicType(DIB, "Int64", 5, 64, 0, LLVMDIFlagZero); 71 LLVMMetadataRef Int64TypeDef = 72 LLVMDIBuilderCreateTypedef(DIB, Int64Ty, "int64_t", 7, File, 42, File, 0); 73 74 LLVMMetadataRef GlobalVarValueExpr = 75 LLVMDIBuilderCreateConstantValueExpression(DIB, 0); 76 LLVMDIBuilderCreateGlobalVariableExpression( 77 DIB, Module, "global", 6, "", 0, File, 1, Int64TypeDef, true, 78 GlobalVarValueExpr, NULL, 0); 79 80 LLVMMetadataRef NameSpace = 81 LLVMDIBuilderCreateNameSpace(DIB, Module, "NameSpace", 9, false); 82 83 LLVMMetadataRef StructDbgElts[] = {Int64Ty, Int64Ty, Int64Ty}; 84 LLVMMetadataRef StructDbgTy = 85 LLVMDIBuilderCreateStructType(DIB, NameSpace, "MyStruct", 86 8, File, 0, 192, 0, 0, NULL, StructDbgElts, 3, 87 LLVMDWARFSourceLanguageC, NULL, "MyStruct", 8); 88 89 LLVMMetadataRef StructDbgPtrTy = 90 LLVMDIBuilderCreatePointerType(DIB, StructDbgTy, 192, 0, 0, "", 0); 91 92 LLVMAddNamedMetadataOperand(M, "FooType", 93 LLVMMetadataAsValue(LLVMGetModuleContext(M), StructDbgPtrTy)); 94 95 96 LLVMTypeRef FooParamTys[] = { 97 LLVMInt64Type(), 98 LLVMInt64Type(), 99 LLVMVectorType(LLVMInt64Type(), 10), 100 }; 101 LLVMTypeRef FooFuncTy = LLVMFunctionType(LLVMInt64Type(), FooParamTys, 3, 0); 102 LLVMValueRef FooFunction = LLVMAddFunction(M, "foo", FooFuncTy); 103 LLVMBasicBlockRef FooEntryBlock = LLVMAppendBasicBlock(FooFunction, "entry"); 104 105 LLVMMetadataRef Subscripts[] = { 106 LLVMDIBuilderGetOrCreateSubrange(DIB, 0, 10), 107 }; 108 LLVMMetadataRef VectorTy = 109 LLVMDIBuilderCreateVectorType(DIB, 64 * 10, 0, 110 Int64Ty, Subscripts, 1); 111 112 113 LLVMMetadataRef ParamTypes[] = {Int64Ty, Int64Ty, VectorTy}; 114 LLVMMetadataRef FunctionTy = 115 LLVMDIBuilderCreateSubroutineType(DIB, File, ParamTypes, 3, 0); 116 117 LLVMMetadataRef ReplaceableFunctionMetadata = 118 LLVMDIBuilderCreateReplaceableCompositeType(DIB, 0x15, "foo", 3, 119 File, File, 42, 120 0, 0, 0, 121 LLVMDIFlagFwdDecl, 122 "", 0); 123 124 LLVMMetadataRef FooParamLocation = 125 LLVMDIBuilderCreateDebugLocation(LLVMGetGlobalContext(), 42, 0, 126 ReplaceableFunctionMetadata, NULL); 127 LLVMMetadataRef FunctionMetadata = 128 LLVMDIBuilderCreateFunction(DIB, File, "foo", 3, "foo", 3, 129 File, 42, FunctionTy, true, true, 130 42, 0, false); 131 LLVMMetadataReplaceAllUsesWith(ReplaceableFunctionMetadata, FunctionMetadata); 132 133 LLVMMetadataRef FooParamExpression = 134 LLVMDIBuilderCreateExpression(DIB, NULL, 0); 135 LLVMMetadataRef FooParamVar1 = 136 LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "a", 1, 1, File, 137 42, Int64Ty, true, 0); 138 LLVMDIBuilderInsertDeclareAtEnd(DIB, LLVMConstInt(LLVMInt64Type(), 0, false), 139 FooParamVar1, FooParamExpression, 140 FooParamLocation, FooEntryBlock); 141 LLVMMetadataRef FooParamVar2 = 142 LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "b", 1, 2, File, 143 42, Int64Ty, true, 0); 144 LLVMDIBuilderInsertDeclareAtEnd(DIB, LLVMConstInt(LLVMInt64Type(), 0, false), 145 FooParamVar2, FooParamExpression, 146 FooParamLocation, FooEntryBlock); 147 LLVMMetadataRef FooParamVar3 = 148 LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "c", 1, 3, File, 149 42, VectorTy, true, 0); 150 LLVMDIBuilderInsertDeclareAtEnd(DIB, LLVMConstInt(LLVMInt64Type(), 0, false), 151 FooParamVar3, FooParamExpression, 152 FooParamLocation, FooEntryBlock); 153 154 LLVMSetSubprogram(FooFunction, FunctionMetadata); 155 156 LLVMMetadataRef FooLexicalBlock = 157 LLVMDIBuilderCreateLexicalBlock(DIB, FunctionMetadata, File, 42, 0); 158 159 LLVMBasicBlockRef FooVarBlock = LLVMAppendBasicBlock(FooFunction, "vars"); 160 LLVMMetadataRef FooVarsLocation = 161 LLVMDIBuilderCreateDebugLocation(LLVMGetGlobalContext(), 43, 0, 162 FunctionMetadata, NULL); 163 LLVMMetadataRef FooVar1 = 164 LLVMDIBuilderCreateAutoVariable(DIB, FooLexicalBlock, "d", 1, File, 165 43, Int64Ty, true, 0, 0); 166 LLVMValueRef FooVal1 = LLVMConstInt(LLVMInt64Type(), 0, false); 167 LLVMMetadataRef FooVarValueExpr = 168 LLVMDIBuilderCreateConstantValueExpression(DIB, 0); 169 170 LLVMDIBuilderInsertDbgValueAtEnd(DIB, FooVal1, FooVar1, FooVarValueExpr, 171 FooVarsLocation, FooVarBlock); 172 173 LLVMMetadataRef MacroFile = 174 LLVMDIBuilderCreateTempMacroFile(DIB, NULL, 0, File); 175 LLVMDIBuilderCreateMacro(DIB, MacroFile, 0, LLVMDWARFMacinfoRecordTypeDefine, 176 "SIMPLE_DEFINE", 13, NULL, 0); 177 LLVMDIBuilderCreateMacro(DIB, MacroFile, 0, LLVMDWARFMacinfoRecordTypeDefine, 178 "VALUE_DEFINE", 12, "1", 1); 179 180 LLVMMetadataRef EnumeratorTestA = 181 LLVMDIBuilderCreateEnumerator(DIB, "Test_A", strlen("Test_A"), 0, true); 182 LLVMMetadataRef EnumeratorTestB = 183 LLVMDIBuilderCreateEnumerator(DIB, "Test_B", strlen("Test_B"), 1, true); 184 LLVMMetadataRef EnumeratorTestC = 185 LLVMDIBuilderCreateEnumerator(DIB, "Test_B", strlen("Test_C"), 2, true); 186 LLVMMetadataRef EnumeratorsTest[] = {EnumeratorTestA, EnumeratorTestB, 187 EnumeratorTestC}; 188 LLVMMetadataRef EnumTest = LLVMDIBuilderCreateEnumerationType( 189 DIB, NameSpace, "EnumTest", strlen("EnumTest"), File, 0, 64, 0, 190 EnumeratorsTest, 3, Int64Ty); 191 LLVMAddNamedMetadataOperand( 192 M, "EnumTest", LLVMMetadataAsValue(LLVMGetModuleContext(M), EnumTest)); 193 194 LLVMDIBuilderFinalize(DIB); 195 196 char *MStr = LLVMPrintModuleToString(M); 197 puts(MStr); 198 LLVMDisposeMessage(MStr); 199 200 LLVMDisposeDIBuilder(DIB); 201 LLVMDisposeModule(M); 202 203 return 0; 204 } 205
Indexes created Mon Jun 08 00:24:58 UTC 2026