//===- 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/Assembly/Parser.h // //===----------------------------------------------------------------------===// #include "llvm/Assembly/Parser.h" #include "LLParser.h" #include "llvm/Module.h" #include "llvm/ADT/OwningPtr.h" #include "llvm/Support/SourceMgr.h" #include "llvm/Support/MemoryBuffer.h" #include "llvm/Support/raw_ostream.h" #include <cstring> using namespace llvm; Module *llvm::ParseAssembly(MemoryBuffer *F, Module *M, SMDiagnostic &Err, LLVMContext &Context) { SourceMgr SM; SM.AddNewSourceBuffer(F, SMLoc()); // If we are parsing into an existing module, do it. if (M) return LLParser(F, SM, Err, M).Run() ? 0 : M; // Otherwise create a new module. OwningPtr<Module> M2(new Module(F->getBufferIdentifier(), Context)); if (LLParser(F, SM, Err, M2.get()).Run()) return 0; return M2.take(); } Module *llvm::ParseAssemblyFile(const std::string &Filename, SMDiagnostic &Err, LLVMContext &Context) { std::string ErrorStr; MemoryBuffer *F = MemoryBuffer::getFileOrSTDIN(Filename.c_str(), &ErrorStr); if (F == 0) { Err = SMDiagnostic(Filename, "Could not open input file '" + Filename + "': " + ErrorStr); return 0; } return ParseAssembly(F, 0, Err, Context); } Module *llvm::ParseAssemblyString(const char *AsmString, Module *M, SMDiagnostic &Err, LLVMContext &Context) { MemoryBuffer *F = MemoryBuffer::getMemBuffer(StringRef(AsmString, strlen(AsmString)), "<string>"); return ParseAssembly(F, M, Err, Context); }