1 //===---- MachO_arm64.h - JIT link functions for MachO/arm64 ----*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // jit-link functions for MachO/arm64. 10 // 11 //===----------------------------------------------------------------------===// 12 13 #ifndef LLVM_EXECUTIONENGINE_JITLINK_MACHO_ARM64_H 14 #define LLVM_EXECUTIONENGINE_JITLINK_MACHO_ARM64_H 15 16 #include "llvm/ExecutionEngine/JITLink/JITLink.h" 17 18 namespace llvm { 19 namespace jitlink { 20 21 /// Create a LinkGraph from a MachO/arm64 relocatable object. 22 /// 23 /// Note: The graph does not take ownership of the underlying buffer, nor copy 24 /// its contents. The caller is responsible for ensuring that the object buffer 25 /// outlives the graph. 26 Expected<std::unique_ptr<LinkGraph>> 27 createLinkGraphFromMachOObject_arm64(MemoryBufferRef ObjectBuffer); 28 29 /// jit-link the given object buffer, which must be a MachO arm64 object file. 30 /// 31 /// If PrePrunePasses is empty then a default mark-live pass will be inserted 32 /// that will mark all exported atoms live. If PrePrunePasses is not empty, the 33 /// caller is responsible for including a pass to mark atoms as live. 34 /// 35 /// If PostPrunePasses is empty then a default GOT-and-stubs insertion pass will 36 /// be inserted. If PostPrunePasses is not empty then the caller is responsible 37 /// for including a pass to insert GOT and stub edges. 38 void link_MachO_arm64(std::unique_ptr<LinkGraph> G, 39 std::unique_ptr<JITLinkContext> Ctx); 40 41 /// Returns a pass suitable for splitting __eh_frame sections in MachO/x86-64 42 /// objects. 43 LinkGraphPassFunction createEHFrameSplitterPass_MachO_arm64(); 44 45 /// Returns a pass suitable for fixing missing edges in an __eh_frame section 46 /// in a MachO/x86-64 object. 47 LinkGraphPassFunction createEHFrameEdgeFixerPass_MachO_arm64(); 48 49 } // end namespace jitlink 50 } // end namespace llvm 51 52 #endif // LLVM_EXECUTIONENGINE_JITLINK_MACHO_ARM64_H 53