llvm-project/lld/MachO/Target.h

45 lines
1.1 KiB
C++

//===- Target.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
//
//===----------------------------------------------------------------------===//
#ifndef LLD_MACHO_TARGET_H
#define LLD_MACHO_TARGET_H
#include <cstdint>
namespace lld {
namespace macho {
enum {
// We are currently only supporting 64-bit targets since macOS and iOS are
// deprecating 32-bit apps.
WordSize = 8,
PageSize = 4096,
ImageBase = 4096,
MaxAlignmentPowerOf2 = 32,
};
class TargetInfo {
public:
virtual ~TargetInfo() = default;
virtual uint64_t getImplicitAddend(const uint8_t *loc,
uint8_t type) const = 0;
virtual void relocateOne(uint8_t *loc, uint8_t type, uint64_t val) const = 0;
uint32_t cpuType;
uint32_t cpuSubtype;
};
TargetInfo *createX86_64TargetInfo();
extern TargetInfo *target;
} // namespace macho
} // namespace lld
#endif