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Always check if a method or a type exist before trying to create it. 

llvm-svn: 141490
This commit is contained in:
Nicolas Geoffray 2011-10-08 11:56:36 +00:00
parent 0010bd96c9
commit a0263e7aca
1 changed files with 23 additions and 12 deletions
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35
llvm/lib/Target/CppBackend/CPPBackend.cpp
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@ -534,11 +534,19 @@ void CppWriter::printType(Type* Ty) {
case Type::StructTyID: {
StructType* ST = cast<StructType>(Ty);
if (!ST->isLiteral()) {
Out << "StructType *" << typeName << " = ";
Out << "StructType *" << typeName << " = mod->getTypeByName(\"";
printEscapedString(ST->getName());
Out << "\");";
nl(Out);
Out << "if (!" << typeName << ") {";
nl(Out);
Out << typeName << " = ";
Out << "StructType::create(mod->getContext(), \"";
printEscapedString(ST->getName());
Out << "\");";
nl(Out);
Out << "}";
nl(Out);
// Indicate that this type is now defined.
DefinedTypes.insert(Ty);
}
@ -560,12 +568,18 @@ void CppWriter::printType(Type* Ty) {
Out << "StructType *" << typeName << " = ";
Out << "StructType::get(" << "mod->getContext(), ";
} else {
Out << "if (" << typeName << "->isOpaque()) {";
nl(Out);
Out << typeName << "->setBody(";
}
Out << typeName << "_fields, /*isPacked=*/"
<< (ST->isPacked() ? "true" : "false") << ");";
nl(Out);
if (!ST->isLiteral()) {
Out << "}";
nl(Out);
}
break;
}
case Type::ArrayTyID: {
@ -1538,13 +1552,12 @@ void CppWriter::printFunctionUses(const Function* F) {
void CppWriter::printFunctionHead(const Function* F) {
nl(Out) << "Function* " << getCppName(F);
if (is_inline) {
Out << " = mod->getFunction(\"";
printEscapedString(F->getName());
Out << "\", " << getCppName(F->getFunctionType()) << ");";
nl(Out) << "if (!" << getCppName(F) << ") {";
nl(Out) << getCppName(F);
}
Out << " = mod->getFunction(\"";
printEscapedString(F->getName());
Out << "\");";
nl(Out) << "if (!" << getCppName(F) << ") {";
nl(Out) << getCppName(F);
Out<< " = Function::Create(";
nl(Out,1) << "/*Type=*/" << getCppName(F->getFunctionType()) << ",";
nl(Out) << "/*Linkage=*/";
@ -1581,10 +1594,8 @@ void CppWriter::printFunctionHead(const Function* F) {
Out << "->setGC(\"" << F->getGC() << "\");";
nl(Out);
}
if (is_inline) {
Out << "}";
nl(Out);
}
Out << "}";
nl(Out);
printAttributes(F->getAttributes(), getCppName(F));
printCppName(F);
Out << "->setAttributes(" << getCppName(F) << "_PAL);";