//===--- MachO_x86_64.h - JIT link functions for MachO/x86-64 ---*- 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
 
//
 
//===----------------------------------------------------------------------===//
 
//
 
// jit-link functions for MachO/x86-64.
 
//
 
//===----------------------------------------------------------------------===//
 
 
 
#ifndef LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H
 
#define LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H
 
 
 
#include "llvm/ExecutionEngine/JITLink/JITLink.h"
 
 
 
namespace llvm {
 
namespace jitlink {
 
 
 
/// Create a LinkGraph from a MachO/x86-64 relocatable object.
 
///
 
/// Note: The graph does not take ownership of the underlying buffer, nor copy
 
/// its contents. The caller is responsible for ensuring that the object buffer
 
/// outlives the graph.
 
Expected<std::unique_ptr<LinkGraph>>
 
createLinkGraphFromMachOObject_x86_64(MemoryBufferRef ObjectBuffer);
 
 
 
/// jit-link the given LinkGraph.
 
///
 
/// If PrePrunePasses is empty then a default mark-live pass will be inserted
 
/// that will mark all exported atoms live. If PrePrunePasses is not empty, the
 
/// caller is responsible for including a pass to mark atoms as live.
 
///
 
/// If PostPrunePasses is empty then a default GOT-and-stubs insertion pass will
 
/// be inserted. If PostPrunePasses is not empty then the caller is responsible
 
/// for including a pass to insert GOT and stub edges.
 
void link_MachO_x86_64(std::unique_ptr<LinkGraph> G,
 
                       std::unique_ptr<JITLinkContext> Ctx);
 
 
 
/// Returns a pass suitable for splitting __eh_frame sections in MachO/x86-64
 
/// objects.
 
LinkGraphPassFunction createEHFrameSplitterPass_MachO_x86_64();
 
 
 
/// Returns a pass suitable for fixing missing edges in an __eh_frame section
 
/// in a MachO/x86-64 object.
 
LinkGraphPassFunction createEHFrameEdgeFixerPass_MachO_x86_64();
 
 
 
} // end namespace jitlink
 
} // end namespace llvm
 
 
 
#endif // LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H