debuginfo.c
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/*===-- 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/Core.h"
#include "llvm-c/DebugInfo.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(void) {
const char *Filename = "debuginfo.c";
LLVMModuleRef M = LLVMModuleCreateWithName(Filename);
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);
LLVMDIBuilderCreateImportedModuleFromAlias(DIB, Module, ImportedModule,
File, 42);
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);
LLVMDIBuilderInsertDeclareAtEnd(DIB, LLVMConstInt(LLVMInt64Type(), 0, false),
FooParamVar1, FooParamExpression,
FooParamLocation, FooEntryBlock);
LLVMMetadataRef FooParamVar2 =
LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "b", 1, 2, File,
42, Int64Ty, true, 0);
LLVMDIBuilderInsertDeclareAtEnd(DIB, LLVMConstInt(LLVMInt64Type(), 0, false),
FooParamVar2, FooParamExpression,
FooParamLocation, FooEntryBlock);
LLVMMetadataRef FooParamVar3 =
LLVMDIBuilderCreateParameterVariable(DIB, FunctionMetadata, "c", 1, 3, File,
42, VectorTy, true, 0);
LLVMDIBuilderInsertDeclareAtEnd(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);
LLVMDIBuilderInsertDbgValueAtEnd(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;
}