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Remove unneeded LLVM Hello World

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Sofia 2026-04-02 17:24:15 +03:00
parent bdcd8838ee
commit df8ca04274
1 changed files with 0 additions and 45 deletions
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45
src/main.cpp
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@ -100,52 +100,7 @@ int main() {
std::cout << ir_output << std::endl; std::cout << ir_output << std::endl;
// LLVM Hello World
// llvm_hello_world();
std::cout << "hello" << std::endl; std::cout << "hello" << std::endl;
return 0; return 0;
} }
void llvm_hello_world() {
auto Context = std::make_unique<llvm::LLVMContext>();
auto Module = std::make_unique<llvm::Module>("my cool module", *Context);
auto Builder = std::make_unique<llvm::IRBuilder<>>(*Context);
llvm::FunctionType* FunType = llvm::FunctionType::get(llvm::Type::getInt32Ty(*Context), false);
llvm::Function* Function = llvm::Function::Create(
FunType, llvm::GlobalValue::LinkageTypes::ExternalLinkage, "main", *Module);
llvm::BasicBlock* BB = llvm::BasicBlock::Create(*Context, "entry", Function, nullptr);
Builder->SetInsertPoint(BB);
llvm::Value* value = llvm::ConstantInt::get(llvm::Type::getInt32Ty(*Context), 5);
Builder->CreateRet(value);
llvm::verifyFunction(*Function);
llvm::InitializeAllTargetInfos();
llvm::InitializeAllTargets();
llvm::InitializeAllTargetMCs();
llvm::InitializeAllAsmParsers();
llvm::InitializeAllAsmPrinters();
auto TargetTriple = llvm::sys::getDefaultTargetTriple();
std::string Error;
auto Target = llvm::TargetRegistry::lookupTarget(TargetTriple, Error);
llvm::TargetOptions opt;
auto TargetMachine = Target->createTargetMachine(TargetTriple, "generic", "", opt, llvm::Reloc::PIC_);
Module->setDataLayout(TargetMachine->createDataLayout());
std::string out;
llvm::raw_string_ostream dest{ out };
Module->print(dest, nullptr);
dest.flush();
std::cout << out << std::endl;
}