1 //===----- RegisterEHFrames.h -- Register EH frame sections -----*- 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 // Support for dynamically registering and deregistering eh-frame sections 10 // in-process via libunwind. 11 // 12 // FIXME: The functionality in this file should be moved to the ORC runtime. 13 // 14 //===----------------------------------------------------------------------===// 15 16 #ifndef LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_REGISTEREHFRAMES_H 17 #define LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_REGISTEREHFRAMES_H 18 19 #include "llvm/ExecutionEngine/Orc/Shared/WrapperFunctionUtils.h" 20 #include "llvm/Support/Compiler.h" 21 #include "llvm/Support/Error.h" 22 23 namespace llvm { 24 namespace orc { 25 26 /// Register frames in the given eh-frame section with libunwind. 27 LLVM_ABI Error registerEHFrameSection(const void *EHFrameSectionAddr, 28 size_t EHFrameSectionSize); 29 30 /// Unregister frames in the given eh-frame section with libunwind. 31 LLVM_ABI Error deregisterEHFrameSection(const void *EHFrameSectionAddr, 32 size_t EHFrameSectionSize); 33 34 } // end namespace orc 35 } // end namespace llvm 36 37 extern "C" LLVM_ABI llvm::orc::shared::CWrapperFunctionResult 38 llvm_orc_registerEHFrameSectionAllocAction(const char *ArgData, size_t ArgSize); 39 40 extern "C" LLVM_ABI llvm::orc::shared::CWrapperFunctionResult 41 llvm_orc_deregisterEHFrameSectionAllocAction(const char *ArgData, 42 size_t ArgSize); 43 44 #endif // LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_REGISTEREHFRAMES_H 45