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//===- NewPMDriver.h - Function to drive opt with the new PM ----*- C++ -*-===//
//                     The LLVM Compiler Infrastructure
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
/// \file
/// A single function which is called to drive the opt behavior for the new
/// PassManager.
/// This is only in a separate TU with a header to avoid including all of the
/// old pass manager headers and the new pass manager headers into the same
/// file. Eventually all of the routines here will get folded back into
/// opt.cpp.


namespace llvm {
class StringRef;
class LLVMContext;
class Module;
class TargetMachine;
class tool_output_file;

namespace opt_tool {
enum OutputKind {
enum VerifierKind {

/// \brief Driver function to run the new pass manager over a module.
/// This function only exists factored away from opt.cpp in order to prevent
/// inclusion of the new pass manager headers and the old headers into the same
/// file. It's interface is consequentially somewhat ad-hoc, but will go away
/// when the transition finishes.
/// ThinLTOLinkOut is only used when OK is OK_OutputThinLTOBitcode, and can be
/// nullptr.
bool runPassPipeline(StringRef Arg0, Module &M, TargetMachine *TM,
                     tool_output_file *Out, tool_output_file *ThinLinkOut,
                     StringRef PassPipeline, opt_tool::OutputKind OK,
                     opt_tool::VerifierKind VK,
                     bool ShouldPreserveAssemblyUseListOrder,
                     bool ShouldPreserveBitcodeUseListOrder,
                     bool EmitSummaryIndex, bool EmitModuleHash);