llvm/bolt/include/bolt/Passes/JTFootprintReduction.h

//===- bolt/Passes/JTFootprintReduction.h -----------------------*- 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
//
//===----------------------------------------------------------------------===//
//
// Jump table footprint reduction pass
//
//===----------------------------------------------------------------------===//

#ifndef BOLT_PASSES_JT_FOOTPRINT_REDUCTION_H
#define BOLT_PASSES_JT_FOOTPRINT_REDUCTION_H

#include "bolt/Passes/BinaryPasses.h"

namespace llvm {
namespace bolt {
class DataflowInfoManager;

/// This pass identify indirect jumps to jump tables and reduce their entries
/// size from 8 to 4 bytes. For PIC jump tables, it will remove the PIC code
/// (since BOLT only process static code and it makes no sense to use expensive
/// PIC-style jumps in static code).
class JTFootprintReduction : public BinaryFunctionPass { … };

} // namespace bolt
} // namespace llvm

#endif