forked from OSchip/llvm-project
104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
//===- macho_platform.h -----------------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// ORC Runtime support for Darwin dynamic loading features.
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//
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//===----------------------------------------------------------------------===//
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#ifndef ORC_RT_MACHO_PLATFORM_H
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#define ORC_RT_MACHO_PLATFORM_H
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#include "common.h"
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#include "executor_address.h"
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// Atexit functions.
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ORC_RT_INTERFACE int __orc_rt_macho_cxa_atexit(void (*func)(void *), void *arg,
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void *dso_handle);
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ORC_RT_INTERFACE void __orc_rt_macho_cxa_finalize(void *dso_handle);
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// dlfcn functions.
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ORC_RT_INTERFACE const char *__orc_rt_macho_jit_dlerror();
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ORC_RT_INTERFACE void *__orc_rt_macho_jit_dlopen(const char *path, int mode);
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ORC_RT_INTERFACE int __orc_rt_macho_jit_dlclose(void *dso_handle);
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ORC_RT_INTERFACE void *__orc_rt_macho_jit_dlsym(void *dso_handle,
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const char *symbol);
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namespace __orc_rt {
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namespace macho {
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struct MachOJITDylibInitializers {
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using SectionList = std::vector<ExecutorAddrRange>;
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MachOJITDylibInitializers() = default;
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MachOJITDylibInitializers(std::string Name, ExecutorAddr MachOHeaderAddress)
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: Name(std::move(Name)),
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MachOHeaderAddress(std::move(MachOHeaderAddress)) {}
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std::string Name;
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ExecutorAddr MachOHeaderAddress;
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ExecutorAddr ObjCImageInfoAddress;
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std::unordered_map<std::string, SectionList> InitSections;
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};
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class MachOJITDylibDeinitializers {};
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using MachOJITDylibInitializerSequence = std::vector<MachOJITDylibInitializers>;
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using MachOJITDylibDeinitializerSequence =
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std::vector<MachOJITDylibDeinitializers>;
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enum dlopen_mode : int {
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ORC_RT_RTLD_LAZY = 0x1,
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ORC_RT_RTLD_NOW = 0x2,
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ORC_RT_RTLD_LOCAL = 0x4,
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ORC_RT_RTLD_GLOBAL = 0x8
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};
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} // end namespace macho
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using SPSNamedExecutorAddrRangeSequenceMap =
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SPSSequence<SPSTuple<SPSString, SPSExecutorAddrRangeSequence>>;
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using SPSMachOJITDylibInitializers =
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SPSTuple<SPSString, SPSExecutorAddr, SPSExecutorAddr,
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SPSNamedExecutorAddrRangeSequenceMap>;
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using SPSMachOJITDylibInitializerSequence =
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SPSSequence<SPSMachOJITDylibInitializers>;
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/// Serialization traits for MachOJITDylibInitializers.
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template <>
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class SPSSerializationTraits<SPSMachOJITDylibInitializers,
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macho::MachOJITDylibInitializers> {
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public:
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static size_t size(const macho::MachOJITDylibInitializers &MOJDIs) {
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return SPSMachOJITDylibInitializers::AsArgList::size(
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MOJDIs.Name, MOJDIs.MachOHeaderAddress, MOJDIs.ObjCImageInfoAddress,
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MOJDIs.InitSections);
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}
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static bool serialize(SPSOutputBuffer &OB,
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const macho::MachOJITDylibInitializers &MOJDIs) {
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return SPSMachOJITDylibInitializers::AsArgList::serialize(
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OB, MOJDIs.Name, MOJDIs.MachOHeaderAddress, MOJDIs.ObjCImageInfoAddress,
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MOJDIs.InitSections);
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}
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static bool deserialize(SPSInputBuffer &IB,
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macho::MachOJITDylibInitializers &MOJDIs) {
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return SPSMachOJITDylibInitializers::AsArgList::deserialize(
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IB, MOJDIs.Name, MOJDIs.MachOHeaderAddress, MOJDIs.ObjCImageInfoAddress,
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MOJDIs.InitSections);
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}
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};
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} // end namespace __orc_rt
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#endif // ORC_RT_MACHO_PLATFORM_H
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