1//===----- DefaultHostBootstrapValues.cpp - Defaults for host process -----===//
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#include "llvm/ExecutionEngine/Orc/TargetProcess/DefaultHostBootstrapValues.h"
10#include "llvm/ExecutionEngine/Orc/Shared/Mangler.h"
11#include "llvm/TargetParser/Host.h"
12#include "llvm/TargetParser/Triple.h"
13
14#include "llvm/ExecutionEngine/Orc/Shared/OrcRTBridge.h"
15#include "llvm/ExecutionEngine/Orc/TargetProcess/JITLoaderGDB.h"
16#include "llvm/ExecutionEngine/Orc/TargetProcess/RegisterEHFrames.h"
17
18#ifdef __APPLE__
19#include <dlfcn.h>
20#endif // __APPLE__
21
22namespace llvm::orc {
23
24void addDefaultBootstrapValuesForHostProcess(
25 StringMap<std::vector<char>> &BootstrapMap,
26 StringMap<ExecutorAddr> &BootstrapSymbols) {
27 Mangler Mangle{Triple(sys::getProcessTriple())};
28
29 // FIXME: We probably shouldn't set these on Windows?
30 BootstrapSymbols[Mangle.mangledCopy(
31 Name: rt::RegisterEHFrameSectionAllocActionName)] =
32 ExecutorAddr::fromPtr(Ptr: &llvm_orc_registerEHFrameSectionAllocAction);
33 BootstrapSymbols[Mangle.mangledCopy(
34 Name: rt::DeregisterEHFrameSectionAllocActionName)] =
35 ExecutorAddr::fromPtr(Ptr: &llvm_orc_deregisterEHFrameSectionAllocAction);
36
37 BootstrapSymbols[Mangle.mangledCopy(
38 Name: rt::RegisterJITLoaderGDBAllocActionName)] =
39 ExecutorAddr::fromPtr(Ptr: &llvm_orc_registerJITLoaderGDBAllocAction);
40
41#ifdef __APPLE__
42 if (!dlsym(RTLD_DEFAULT, "__unw_add_find_dynamic_unwind_sections"))
43 BootstrapMap["darwin-use-ehframes-only"].push_back(1);
44#endif // __APPLE__
45}
46
47} // namespace llvm::orc
48