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//===- Parser.cpp - Main dispatch module for the Parser library -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This library implements the functionality defined in llvm/AsmParser/Parser.h
//
//===----------------------------------------------------------------------===//
#include "llvm/AsmParser/Parser.h"
#include "LLParser.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/raw_ostream.h"
#include <cstring>
#include <system_error>
using namespace llvm;
std::unique_ptr<Module> llvm::parseAssembly(std::unique_ptr<MemoryBuffer> F,
SMDiagnostic &Err,
LLVMContext &Context) {
SourceMgr SM;
MemoryBuffer *Buf = F.get();
SM.AddNewSourceBuffer(F.release(), SMLoc());
std::unique_ptr<Module> M =
make_unique<Module>(Buf->getBufferIdentifier(), Context);
if (LLParser(Buf->getBuffer(), SM, Err, M.get()).Run())
return nullptr;
return std::move(M);
}
std::unique_ptr<Module> llvm::parseAssemblyFile(StringRef Filename,
SMDiagnostic &Err,
LLVMContext &Context) {
ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
MemoryBuffer::getFileOrSTDIN(Filename);
if (std::error_code EC = FileOrErr.getError()) {
Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
"Could not open input file: " + EC.message());
return nullptr;
}
return parseAssembly(std::move(FileOrErr.get()), Err, Context);
}
std::unique_ptr<Module> llvm::parseAssemblyString(StringRef AsmString,
SMDiagnostic &Err,
LLVMContext &Context) {
std::unique_ptr<MemoryBuffer> F(
MemoryBuffer::getMemBuffer(AsmString, "<string>"));
return parseAssembly(std::move(F), Err, Context);
}
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