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//===- NewPMDriver.h - Function to drive opt with the new PM ----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
/// \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.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_OPT_NEWPMDRIVER_H
#define LLVM_TOOLS_OPT_NEWPMDRIVER_H
#include "llvm/Support/CommandLine.h"
namespace llvm {
class StringRef;
class Module;
class PassPlugin;
class TargetMachine;
class ToolOutputFile;
class TargetLibraryInfoImpl;
extern cl::opt<bool> DebugifyEach;
extern cl::opt<std::string> DebugifyExport;
extern cl::opt<bool> VerifyEachDebugInfoPreserve;
extern cl::opt<std::string> VerifyDIPreserveExport;
namespace opt_tool {
enum OutputKind {
OK_NoOutput,
OK_OutputAssembly,
OK_OutputBitcode,
OK_OutputThinLTOBitcode,
};
enum VerifierKind { VK_NoVerifier, VK_VerifyOut, VK_VerifyEachPass };
enum PGOKind {
NoPGO,
InstrGen,
InstrUse,
SampleUse
};
enum CSPGOKind { NoCSPGO, CSInstrGen, CSInstrUse };
}
void printPasses(raw_ostream &OS);
/// 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,
TargetLibraryInfoImpl *TLII, ToolOutputFile *Out,
ToolOutputFile *ThinLinkOut, ToolOutputFile *OptRemarkFile,
StringRef PassPipeline,
ArrayRef<PassPlugin> PassPlugins, opt_tool::OutputKind OK,
opt_tool::VerifierKind VK,
bool ShouldPreserveAssemblyUseListOrder,
bool ShouldPreserveBitcodeUseListOrder,
bool EmitSummaryIndex, bool EmitModuleHash,
bool EnableDebugify, bool VerifyDIPreserve);
} // namespace llvm
#endif
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