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35984a8849
of requiring a name be passed in. This makes it use "<stdin>" instead of "-" and makes it more consistent with the Bitcode reader. llvm-svn: 81256
63 lines
2.0 KiB
C++
63 lines
2.0 KiB
C++
//===- Parser.cpp - Main dispatch module for the Parser library -----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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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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//
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//===----------------------------------------------------------------------===//
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//
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// This library implements the functionality defined in llvm/Assembly/Parser.h
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/Assembly/Parser.h"
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#include "LLParser.h"
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#include "llvm/Module.h"
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#include "llvm/ADT/OwningPtr.h"
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#include "llvm/Support/SourceMgr.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/raw_ostream.h"
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#include <cstring>
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using namespace llvm;
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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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return LLParser(F, SM, Err, M).Run() ? 0 : M;
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// Otherwise create a new module.
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OwningPtr<Module> M2(new Module(F->getBufferIdentifier(), Context));
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if (LLParser(F, SM, Err, M2.get()).Run())
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return 0;
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return M2.take();
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}
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Module *llvm::ParseAssemblyFile(const std::string &Filename, SMDiagnostic &Err,
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LLVMContext &Context) {
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std::string ErrorStr;
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MemoryBuffer *F = MemoryBuffer::getFileOrSTDIN(Filename.c_str(), &ErrorStr);
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if (F == 0) {
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Err = SMDiagnostic("", -1, -1,
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"Could not open input file '" + Filename + "'", "");
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return 0;
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}
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return ParseAssembly(F, 0, Err, Context);
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}
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Module *llvm::ParseAssemblyString(const char *AsmString, Module *M,
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SMDiagnostic &Err, LLVMContext &Context) {
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MemoryBuffer *F =
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MemoryBuffer::getMemBuffer(AsmString, AsmString+strlen(AsmString),
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"<string>");
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return ParseAssembly(F, M, Err, Context);
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}
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