75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
//===--- MachO_x86_64.h - JIT link functions for MachO/x86-64 ---*- 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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// jit-link functions for MachO/x86-64.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H
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#define LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H
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#include "llvm/ExecutionEngine/JITLink/JITLink.h"
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namespace llvm {
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namespace jitlink {
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namespace MachO_x86_64_Edges {
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enum MachOX86RelocationKind : Edge::Kind {
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Branch32 = Edge::FirstRelocation,
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Branch32ToStub,
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Pointer32,
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Pointer64,
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Pointer64Anon,
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PCRel32,
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PCRel32Minus1,
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PCRel32Minus2,
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PCRel32Minus4,
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PCRel32Anon,
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PCRel32Minus1Anon,
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PCRel32Minus2Anon,
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PCRel32Minus4Anon,
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PCRel32GOTLoad,
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PCRel32GOT,
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PCRel32TLV,
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Delta32,
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Delta64,
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NegDelta32,
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NegDelta64,
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};
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} // namespace MachO_x86_64_Edges
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/// Create a LinkGraph from a MachO/x86-64 relocatable object.
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///
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/// Note: The graph does not take ownership of the underlying buffer, nor copy
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/// its contents. The caller is responsible for ensuring that the object buffer
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/// outlives the graph.
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Expected<std::unique_ptr<LinkGraph>>
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createLinkGraphFromMachOObject_x86_64(MemoryBufferRef ObjectBuffer);
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/// jit-link the given LinkGraph.
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///
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/// If PrePrunePasses is empty then a default mark-live pass will be inserted
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/// that will mark all exported atoms live. If PrePrunePasses is not empty, the
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/// caller is responsible for including a pass to mark atoms as live.
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///
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/// If PostPrunePasses is empty then a default GOT-and-stubs insertion pass will
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/// be inserted. If PostPrunePasses is not empty then the caller is responsible
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/// for including a pass to insert GOT and stub edges.
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void link_MachO_x86_64(std::unique_ptr<LinkGraph> G,
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std::unique_ptr<JITLinkContext> Ctx);
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/// Return the string name of the given MachO x86-64 edge kind.
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StringRef getMachOX86RelocationKindName(Edge::Kind R);
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} // end namespace jitlink
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} // end namespace llvm
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#endif // LLVM_EXECUTIONENGINE_JITLINK_MACHO_X86_64_H
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