1 //===- Parser.cpp - Main dispatch module for the Parser library -----------===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This library implements the functionality defined in llvm/AsmParser/Parser.h
12 //===----------------------------------------------------------------------===//
14 #include "llvm/AsmParser/Parser.h"
16 #include "llvm/IR/Module.h"
17 #include "llvm/Support/MemoryBuffer.h"
18 #include "llvm/Support/SourceMgr.h"
19 #include "llvm/Support/raw_ostream.h"
21 #include <system_error>
24 std::unique_ptr<Module> llvm::parseAssembly(std::unique_ptr<MemoryBuffer> F,
26 LLVMContext &Context) {
28 MemoryBuffer *Buf = F.get();
29 SM.AddNewSourceBuffer(F.release(), SMLoc());
31 std::unique_ptr<Module> M =
32 make_unique<Module>(Buf->getBufferIdentifier(), Context);
33 if (LLParser(Buf->getBuffer(), SM, Err, M.get()).Run())
38 std::unique_ptr<Module> llvm::parseAssemblyFile(StringRef Filename,
40 LLVMContext &Context) {
41 ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
42 MemoryBuffer::getFileOrSTDIN(Filename);
43 if (std::error_code EC = FileOrErr.getError()) {
44 Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
45 "Could not open input file: " + EC.message());
49 return parseAssembly(std::move(FileOrErr.get()), Err, Context);
52 std::unique_ptr<Module> llvm::parseAssemblyString(StringRef AsmString,
54 LLVMContext &Context) {
55 std::unique_ptr<MemoryBuffer> F(
56 MemoryBuffer::getMemBuffer(AsmString, "<string>"));
58 return parseAssembly(std::move(F), Err, Context);