6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
//===--- DebugInfoSupport.h ---- Utils for debug info support ---*- 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
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// Utilities to preserve and parse debug info from LinkGraphs.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_EXECUTIONENGINE_ORC_DEBUGINFOSUPPORT_H
|
|
#define LLVM_EXECUTIONENGINE_ORC_DEBUGINFOSUPPORT_H
|
|
|
|
#include "llvm/ExecutionEngine/Orc/Core.h"
|
|
#include "llvm/ExecutionEngine/Orc/ObjectLinkingLayer.h"
|
|
|
|
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
|
|
|
|
namespace llvm {
|
|
|
|
namespace orc {
|
|
|
|
Error preserveDebugSections(jitlink::LinkGraph &G);
|
|
// The backing stringmap is also returned, for memory liftime management.
|
|
Expected<std::pair<std::unique_ptr<DWARFContext>,
|
|
StringMap<std::unique_ptr<MemoryBuffer>>>>
|
|
createDWARFContext(jitlink::LinkGraph &G);
|
|
|
|
// Thin wrapper around preserveDebugSections to be used as a standalone plugin.
|
|
class DebugInfoPreservationPlugin : public ObjectLinkingLayer::Plugin {
|
|
public:
|
|
void modifyPassConfig(MaterializationResponsibility &MR,
|
|
jitlink::LinkGraph &LG,
|
|
jitlink::PassConfiguration &PassConfig) override {
|
|
PassConfig.PrePrunePasses.push_back(preserveDebugSections);
|
|
}
|
|
|
|
Error notifyRemovingResources(JITDylib &JD, ResourceKey K) override {
|
|
// Do nothing.
|
|
return Error::success();
|
|
}
|
|
Error notifyFailed(MaterializationResponsibility &MR) override {
|
|
// Do nothing.
|
|
return Error::success();
|
|
}
|
|
void notifyTransferringResources(JITDylib &JD, ResourceKey DstKey,
|
|
ResourceKey SrcKey) override {
|
|
// Do nothing.
|
|
}
|
|
|
|
static Expected<std::unique_ptr<DebugInfoPreservationPlugin>> Create() {
|
|
return std::make_unique<DebugInfoPreservationPlugin>();
|
|
}
|
|
};
|
|
|
|
} // namespace orc
|
|
|
|
} // namespace llvm
|
|
|
|
#endif |