2009-01-02 07:01:27 +00:00
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//===- Parser.cpp - Main dispatch module for the Parser library -----------===//
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2005-04-21 21:10:11 +00:00
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//
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2003-10-20 19:43:21 +00:00
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// The LLVM Compiler Infrastructure
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//
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2007-12-29 20:36:04 +00:00
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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2005-04-21 21:10:11 +00:00
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//
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2003-10-20 19:43:21 +00:00
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//===----------------------------------------------------------------------===//
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2001-06-06 20:29:01 +00:00
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//
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2014-01-07 12:34:26 +00:00
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// This library implements the functionality defined in llvm/AsmParser/Parser.h
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2001-06-06 20:29:01 +00:00
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//
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2009-01-02 07:01:27 +00:00
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//===----------------------------------------------------------------------===//
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2001-06-06 20:29:01 +00:00
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2014-01-07 12:34:26 +00:00
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#include "llvm/AsmParser/Parser.h"
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2009-01-02 07:01:27 +00:00
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#include "LLParser.h"
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2013-01-02 11:36:10 +00:00
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#include "llvm/IR/Module.h"
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2007-11-18 08:46:26 +00:00
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#include "llvm/Support/MemoryBuffer.h"
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2012-12-03 16:50:05 +00:00
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#include "llvm/Support/SourceMgr.h"
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2009-01-02 07:01:27 +00:00
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#include "llvm/Support/raw_ostream.h"
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2008-02-20 11:08:44 +00:00
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#include <cstring>
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2014-06-12 17:38:55 +00:00
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#include <system_error>
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2004-07-13 08:42:12 +00:00
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using namespace llvm;
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2003-11-11 22:41:34 +00:00
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2009-09-02 17:18:19 +00:00
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Module *llvm::ParseAssembly(MemoryBuffer *F,
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Module *M,
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SMDiagnostic &Err,
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LLVMContext &Context) {
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SourceMgr SM;
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SM.AddNewSourceBuffer(F, SMLoc());
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// If we are parsing into an existing module, do it.
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if (M)
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2014-04-15 06:32:26 +00:00
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return LLParser(F, SM, Err, M).Run() ? nullptr : M;
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2009-09-02 17:18:19 +00:00
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// Otherwise create a new module.
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2014-03-06 05:51:42 +00:00
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std::unique_ptr<Module> M2(new Module(F->getBufferIdentifier(), Context));
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2009-09-02 17:18:19 +00:00
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if (LLParser(F, SM, Err, M2.get()).Run())
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2014-04-15 06:32:26 +00:00
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return nullptr;
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2014-03-05 10:19:29 +00:00
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return M2.release();
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2009-09-02 17:18:19 +00:00
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}
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2009-07-02 22:46:18 +00:00
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Module *llvm::ParseAssemblyFile(const std::string &Filename, SMDiagnostic &Err,
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LLVMContext &Context) {
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2014-07-06 17:43:13 +00:00
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ErrorOr<std::unique_ptr<MemoryBuffer>> FileOrErr =
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MemoryBuffer::getFileOrSTDIN(Filename);
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if (std::error_code EC = FileOrErr.getError()) {
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2011-10-16 05:43:57 +00:00
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Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
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2014-07-06 17:43:13 +00:00
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"Could not open input file: " + EC.message());
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2014-04-15 06:32:26 +00:00
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return nullptr;
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2001-06-06 20:29:01 +00:00
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}
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2009-01-02 22:46:48 +00:00
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2014-07-06 17:43:13 +00:00
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return ParseAssembly(FileOrErr.get().release(), nullptr, Err, Context);
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2001-06-06 20:29:01 +00:00
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}
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2009-01-02 22:46:48 +00:00
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Module *llvm::ParseAssemblyString(const char *AsmString, Module *M,
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2009-07-02 22:46:18 +00:00
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SMDiagnostic &Err, LLVMContext &Context) {
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2009-07-02 23:08:13 +00:00
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MemoryBuffer *F =
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2014-06-27 04:33:58 +00:00
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MemoryBuffer::getMemBuffer(StringRef(AsmString), "<string>");
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2009-07-02 23:08:13 +00:00
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2009-09-08 22:20:35 +00:00
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return ParseAssembly(F, M, Err, Context);
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2005-05-20 03:25:47 +00:00
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}
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