c182ca3e3a
Fix missing calls to UnregisterPlugin and add an assert in the PluginManager that ensures all plugins have been unregistered by the time the plugin manager is destroyed.
151 lines
4.6 KiB
C++
151 lines
4.6 KiB
C++
//===-- PlatformRemoteMacOSX.cpp -------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <memory>
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#include <string>
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#include <vector>
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#include "PlatformRemoteMacOSX.h"
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#include "lldb/Breakpoint/BreakpointLocation.h"
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#include "lldb/Core/Module.h"
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#include "lldb/Core/ModuleList.h"
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#include "lldb/Core/ModuleSpec.h"
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#include "lldb/Core/PluginManager.h"
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#include "lldb/Host/Host.h"
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#include "lldb/Host/HostInfo.h"
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#include "lldb/Target/Process.h"
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#include "lldb/Target/Target.h"
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#include "lldb/Utility/ArchSpec.h"
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#include "lldb/Utility/FileSpec.h"
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#include "lldb/Utility/LLDBLog.h"
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#include "lldb/Utility/Log.h"
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#include "lldb/Utility/StreamString.h"
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using namespace lldb;
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using namespace lldb_private;
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/// Default Constructor
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PlatformRemoteMacOSX::PlatformRemoteMacOSX() : PlatformRemoteDarwinDevice() {}
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// Static Variables
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static uint32_t g_initialize_count = 0;
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// Static Functions
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void PlatformRemoteMacOSX::Initialize() {
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if (g_initialize_count++ == 0) {
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PluginManager::RegisterPlugin(PlatformRemoteMacOSX::GetPluginNameStatic(),
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PlatformRemoteMacOSX::GetDescriptionStatic(),
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PlatformRemoteMacOSX::CreateInstance);
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}
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}
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void PlatformRemoteMacOSX::Terminate() {
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if (g_initialize_count > 0) {
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if (--g_initialize_count == 0) {
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PluginManager::UnregisterPlugin(PlatformRemoteMacOSX::CreateInstance);
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}
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}
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}
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PlatformSP PlatformRemoteMacOSX::CreateInstance(bool force,
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const ArchSpec *arch) {
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Log *log = GetLog(LLDBLog::Platform);
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if (log) {
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const char *arch_name;
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if (arch && arch->GetArchitectureName())
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arch_name = arch->GetArchitectureName();
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else
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arch_name = "<null>";
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const char *triple_cstr =
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arch ? arch->GetTriple().getTriple().c_str() : "<null>";
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LLDB_LOGF(log, "PlatformRemoteMacOSX::%s(force=%s, arch={%s,%s})",
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__FUNCTION__, force ? "true" : "false", arch_name, triple_cstr);
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}
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bool create = force;
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if (!create && arch && arch->IsValid()) {
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const llvm::Triple &triple = arch->GetTriple();
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switch (triple.getVendor()) {
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case llvm::Triple::Apple:
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create = true;
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break;
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#if defined(__APPLE__)
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// Only accept "unknown" for vendor if the host is Apple and it "unknown"
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// wasn't specified (it was just returned because it was NOT specified)
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case llvm::Triple::UnknownVendor:
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create = !arch->TripleVendorWasSpecified();
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break;
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#endif
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default:
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break;
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}
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if (create) {
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switch (triple.getOS()) {
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case llvm::Triple::Darwin: // Deprecated, but still support Darwin for
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// historical reasons
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case llvm::Triple::MacOSX:
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break;
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#if defined(__APPLE__)
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// Only accept "vendor" for vendor if the host is Apple and it "unknown"
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// wasn't specified (it was just returned because it was NOT specified)
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case llvm::Triple::UnknownOS:
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create = !arch->TripleOSWasSpecified();
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break;
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#endif
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default:
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create = false;
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break;
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}
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}
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}
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if (create) {
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LLDB_LOGF(log, "PlatformRemoteMacOSX::%s() creating platform",
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__FUNCTION__);
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return std::make_shared<PlatformRemoteMacOSX>();
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}
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LLDB_LOGF(log, "PlatformRemoteMacOSX::%s() aborting creation of platform",
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__FUNCTION__);
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return PlatformSP();
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}
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std::vector<ArchSpec>
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PlatformRemoteMacOSX::GetSupportedArchitectures(const ArchSpec &host_info) {
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// macOS for ARM64 support both native and translated x86_64 processes
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std::vector<ArchSpec> result;
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ARMGetSupportedArchitectures(result, llvm::Triple::MacOSX);
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// We can't use x86GetSupportedArchitectures() because it uses
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// the system architecture for some of its return values and also
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// has a 32bits variant.
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result.push_back(ArchSpec("x86_64-apple-macosx"));
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result.push_back(ArchSpec("x86_64-apple-ios-macabi"));
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result.push_back(ArchSpec("arm64-apple-ios"));
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result.push_back(ArchSpec("arm64e-apple-ios"));
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return result;
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}
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llvm::StringRef PlatformRemoteMacOSX::GetDescriptionStatic() {
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return "Remote Mac OS X user platform plug-in.";
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}
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llvm::StringRef PlatformRemoteMacOSX::GetDeviceSupportDirectoryName() {
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return "macOS DeviceSupport";
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}
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llvm::StringRef PlatformRemoteMacOSX::GetPlatformName() {
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return "MacOSX.platform";
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}
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