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/Error.h" 21 22 namespace llvm { 23 namespace orc { 24 25 /// Register frames in the given eh-frame section with libunwind. 26 Error registerEHFrameSection(const void *EHFrameSectionAddr, 27 size_t EHFrameSectionSize); 28 29 /// Unregister frames in the given eh-frame section with libunwind. 30 Error deregisterEHFrameSection(const void *EHFrameSectionAddr, 31 size_t EHFrameSectionSize); 32 33 } // end namespace orc 34 } // end namespace llvm 35 36 extern "C" llvm::orc::shared::CWrapperFunctionResult 37 llvm_orc_registerEHFrameSectionWrapper(const char *Data, uint64_t Size); 38 39 extern "C" llvm::orc::shared::CWrapperFunctionResult 40 llvm_orc_deregisterEHFrameSectionWrapper(const char *Data, uint64_t Size); 41 42 #endif // LLVM_EXECUTIONENGINE_ORC_TARGETPROCESS_REGISTEREHFRAMES_H 43