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-rw-r--r--contrib/llvm/lib/AsmParser/Parser.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/contrib/llvm/lib/AsmParser/Parser.cpp b/contrib/llvm/lib/AsmParser/Parser.cpp
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+++ b/contrib/llvm/lib/AsmParser/Parser.cpp
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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/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 "llvm/Support/system_error.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) {
+ OwningPtr<MemoryBuffer> File;
+ if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename.c_str(), File)) {
+ Err = SMDiagnostic(Filename,
+ "Could not open input file: " + ec.message());
+ return 0;
+ }
+
+ return ParseAssembly(File.take(), 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);
+}
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