blob: 9567f74dce64bb8c28142fe14540bcc08909bc0f (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
#pragma once
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#endif
//===-- EPCEHFrameRegistrar.h - EPC based eh-frame registration -*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// ExecutorProcessControl based eh-frame registration.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_EXECUTIONENGINE_ORC_EPCEHFRAMEREGISTRAR_H
#define LLVM_EXECUTIONENGINE_ORC_EPCEHFRAMEREGISTRAR_H
#include "llvm/ExecutionEngine/JITLink/EHFrameSupport.h"
#include "llvm/ExecutionEngine/Orc/Shared/ExecutorAddress.h"
namespace llvm {
namespace orc {
class ExecutionSession;
/// Register/Deregisters EH frames in a remote process via a
/// ExecutorProcessControl instance.
class EPCEHFrameRegistrar : public jitlink::EHFrameRegistrar {
public:
/// Create from a ExecutorProcessControl instance alone. This will use
/// the EPC's lookupSymbols method to find the registration/deregistration
/// funciton addresses by name.
static Expected<std::unique_ptr<EPCEHFrameRegistrar>>
Create(ExecutionSession &ES);
/// Create a EPCEHFrameRegistrar with the given ExecutorProcessControl
/// object and registration/deregistration function addresses.
EPCEHFrameRegistrar(ExecutionSession &ES,
ExecutorAddr RegisterEHFrameWrapperFnAddr,
ExecutorAddr DeregisterEHFRameWrapperFnAddr)
: ES(ES), RegisterEHFrameWrapperFnAddr(RegisterEHFrameWrapperFnAddr),
DeregisterEHFrameWrapperFnAddr(DeregisterEHFRameWrapperFnAddr) {}
Error registerEHFrames(ExecutorAddrRange EHFrameSection) override;
Error deregisterEHFrames(ExecutorAddrRange EHFrameSection) override;
private:
ExecutionSession &ES;
ExecutorAddr RegisterEHFrameWrapperFnAddr;
ExecutorAddr DeregisterEHFrameWrapperFnAddr;
};
} // end namespace orc
} // end namespace llvm
#endif // LLVM_EXECUTIONENGINE_ORC_EPCEHFRAMEREGISTRAR_H
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
|
