1 //===---- llvm/IRReader/IRReader.h - Reader for LLVM IR files ---*- C++ -*-===//
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 file defines functions for reading LLVM IR. They support both
11 // Bitcode and Assembly, automatically detecting the input format.
13 //===----------------------------------------------------------------------===//
15 #ifndef LLVM_IRREADER_IRREADER_H
16 #define LLVM_IRREADER_IRREADER_H
23 class MemoryBufferRef;
28 /// If the given file holds a bitcode image, return a Module
29 /// for it which does lazy deserialization of function bodies. Otherwise,
30 /// attempt to parse it as LLVM Assembly and return a fully populated
31 /// Module. The ShouldLazyLoadMetadata flag is passed down to the bitcode
32 /// reader to optionally enable lazy metadata loading.
33 std::unique_ptr<Module>
34 getLazyIRFileModule(StringRef Filename, SMDiagnostic &Err, LLVMContext &Context,
35 bool ShouldLazyLoadMetadata = false);
37 /// If the given MemoryBuffer holds a bitcode image, return a Module
38 /// for it. Otherwise, attempt to parse it as LLVM Assembly and return
40 /// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
41 /// This option should only be set to false by llvm-as
42 /// for use inside the LLVM testuite!
43 std::unique_ptr<Module> parseIR(MemoryBufferRef Buffer, SMDiagnostic &Err,
45 bool UpgradeDebugInfo = true);
47 /// If the given file holds a bitcode image, return a Module for it.
48 /// Otherwise, attempt to parse it as LLVM Assembly and return a Module
50 /// \param UpgradeDebugInfo Run UpgradeDebugInfo, which runs the Verifier.
51 /// This option should only be set to false by llvm-as
52 /// for use inside the LLVM testuite!
53 std::unique_ptr<Module> parseIRFile(StringRef Filename, SMDiagnostic &Err,
55 bool UpgradeDebugInfo = true);