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//===-- PlatformMacOSX.cpp ------------------------------------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "PlatformMacOSX.h"
#include "PlatformRemoteMacOSX.h"
#include "PlatformRemoteiOS.h"
#if defined(__APPLE__)
#include "PlatformAppleSimulator.h"
#include "PlatformDarwinKernel.h"
#include "PlatformRemoteAppleBridge.h"
#include "PlatformRemoteAppleTV.h"
#include "PlatformRemoteAppleWatch.h"
#include "PlatformRemoteAppleXR.h"
#endif
#include "lldb/Breakpoint/BreakpointLocation.h"
#include "lldb/Core/Debugger.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/ModuleList.h"
#include "lldb/Core/ModuleSpec.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Host/Config.h"
#include "lldb/Host/Host.h"
#include "lldb/Host/HostInfo.h"
#include "lldb/Symbol/ObjectFile.h"
#include "lldb/Target/Process.h"
#include "lldb/Target/Target.h"
#include "lldb/Utility/DataBufferHeap.h"
#include "lldb/Utility/FileSpec.h"
#include "lldb/Utility/Log.h"
#include "lldb/Utility/Status.h"
#include "lldb/Utility/StreamString.h"
#include <sstream>
using namespace lldb;
using namespace lldb_private;
LLDB_PLUGIN_DEFINE(PlatformMacOSX)
static uint32_t g_initialize_count = 0;
void PlatformMacOSX::Initialize() {
PlatformDarwin::Initialize();
PlatformRemoteiOS::Initialize();
PlatformRemoteMacOSX::Initialize();
#if defined(__APPLE__)
PlatformAppleSimulator::Initialize();
PlatformDarwinKernel::Initialize();
PlatformRemoteAppleTV::Initialize();
PlatformRemoteAppleWatch::Initialize();
PlatformRemoteAppleBridge::Initialize();
PlatformRemoteAppleXR::Initialize();
#endif
if (g_initialize_count++ == 0) {
#if defined(__APPLE__)
PlatformSP default_platform_sp(new PlatformMacOSX());
default_platform_sp->SetSystemArchitecture(HostInfo::GetArchitecture());
Platform::SetHostPlatform(default_platform_sp);
#endif
PluginManager::RegisterPlugin(PlatformMacOSX::GetPluginNameStatic(),
PlatformMacOSX::GetDescriptionStatic(),
PlatformMacOSX::CreateInstance);
}
}
void PlatformMacOSX::Terminate() {
if (g_initialize_count > 0) {
if (--g_initialize_count == 0) {
PluginManager::UnregisterPlugin(PlatformMacOSX::CreateInstance);
}
}
#if defined(__APPLE__)
PlatformRemoteAppleXR::Terminate();
PlatformRemoteAppleBridge::Terminate();
PlatformRemoteAppleWatch::Terminate();
PlatformRemoteAppleTV::Terminate();
PlatformDarwinKernel::Terminate();
PlatformAppleSimulator::Terminate();
#endif
PlatformRemoteMacOSX::Initialize();
PlatformRemoteiOS::Terminate();
PlatformDarwin::Terminate();
}
llvm::StringRef PlatformMacOSX::GetDescriptionStatic() {
return "Local Mac OS X user platform plug-in.";
}
PlatformSP PlatformMacOSX::CreateInstance(bool force, const ArchSpec *arch) {
// The only time we create an instance is when we are creating a remote
// macosx platform which is handled by PlatformRemoteMacOSX.
return PlatformSP();
}
/// Default Constructor
PlatformMacOSX::PlatformMacOSX() : PlatformDarwinDevice(true) {}
ConstString PlatformMacOSX::GetSDKDirectory(lldb_private::Target &target) {
ModuleSP exe_module_sp(target.GetExecutableModule());
if (!exe_module_sp)
return {};
ObjectFile *objfile = exe_module_sp->GetObjectFile();
if (!objfile)
return {};
llvm::VersionTuple version = objfile->GetSDKVersion();
if (version.empty())
return {};
// First try to find an SDK that matches the given SDK version.
if (FileSpec fspec = HostInfo::GetXcodeContentsDirectory()) {
StreamString sdk_path;
sdk_path.Printf("%s/Developer/Platforms/MacOSX.platform/Developer/"
"SDKs/MacOSX%u.%u.sdk",
fspec.GetPath().c_str(), version.getMajor(),
*version.getMinor());
if (FileSystem::Instance().Exists(fspec))
return ConstString(sdk_path.GetString());
}
// Use the default SDK as a fallback.
auto sdk_path_or_err =
HostInfo::GetSDKRoot(HostInfo::SDKOptions{XcodeSDK::GetAnyMacOS()});
if (!sdk_path_or_err) {
Debugger::ReportError("Error while searching for Xcode SDK: " +
toString(sdk_path_or_err.takeError()));
return {};
}
FileSpec fspec(*sdk_path_or_err);
if (fspec) {
if (FileSystem::Instance().Exists(fspec))
return ConstString(fspec.GetPath());
}
return {};
}
std::vector<ArchSpec>
PlatformMacOSX::GetSupportedArchitectures(const ArchSpec &process_host_arch) {
std::vector<ArchSpec> result;
#if defined(__arm__) || defined(__arm64__) || defined(__aarch64__)
// When cmdline lldb is run on iOS, watchOS, etc, it is still
// using "PlatformMacOSX".
llvm::Triple::OSType host_os = GetHostOSType();
ARMGetSupportedArchitectures(result, host_os);
if (host_os == llvm::Triple::MacOSX) {
// We can't use x86GetSupportedArchitectures() because it uses
// the system architecture for some of its return values and also
// has a 32bits variant.
result.push_back(ArchSpec("x86_64-apple-macosx"));
result.push_back(ArchSpec("x86_64-apple-ios-macabi"));
result.push_back(ArchSpec("arm64-apple-ios-macabi"));
result.push_back(ArchSpec("arm64e-apple-ios-macabi"));
// On Apple Silicon, the host platform is compatible with iOS triples to
// support unmodified "iPhone and iPad Apps on Apple Silicon Macs". Because
// the binaries are identical, we must rely on the host architecture to
// tell them apart and mark the host platform as compatible or not.
if (!process_host_arch ||
process_host_arch.GetTriple().getOS() == llvm::Triple::MacOSX) {
result.push_back(ArchSpec("arm64-apple-ios"));
result.push_back(ArchSpec("arm64e-apple-ios"));
}
}
#else
x86GetSupportedArchitectures(result);
result.push_back(ArchSpec("x86_64-apple-ios-macabi"));
#endif
return result;
}
lldb_private::Status PlatformMacOSX::GetSharedModule(
const lldb_private::ModuleSpec &module_spec, Process *process,
lldb::ModuleSP &module_sp,
const lldb_private::FileSpecList *module_search_paths_ptr,
llvm::SmallVectorImpl<lldb::ModuleSP> *old_modules, bool *did_create_ptr) {
Status error = GetSharedModuleWithLocalCache(module_spec, module_sp,
module_search_paths_ptr,
old_modules, did_create_ptr);
if (module_sp) {
if (module_spec.GetArchitecture().GetCore() ==
ArchSpec::eCore_x86_64_x86_64h) {
ObjectFile *objfile = module_sp->GetObjectFile();
if (objfile == nullptr) {
// We didn't find an x86_64h slice, fall back to a x86_64 slice
ModuleSpec module_spec_x86_64(module_spec);
module_spec_x86_64.GetArchitecture() = ArchSpec("x86_64-apple-macosx");
lldb::ModuleSP x86_64_module_sp;
llvm::SmallVector<lldb::ModuleSP, 1> old_x86_64_modules;
bool did_create = false;
Status x86_64_error = GetSharedModuleWithLocalCache(
module_spec_x86_64, x86_64_module_sp, module_search_paths_ptr,
&old_x86_64_modules, &did_create);
if (x86_64_module_sp && x86_64_module_sp->GetObjectFile()) {
module_sp = x86_64_module_sp;
if (old_modules)
old_modules->append(old_x86_64_modules.begin(),
old_x86_64_modules.end());
if (did_create_ptr)
*did_create_ptr = did_create;
return x86_64_error;
}
}
}
}
if (!module_sp) {
error = FindBundleBinaryInExecSearchPaths(module_spec, process, module_sp,
module_search_paths_ptr,
old_modules, did_create_ptr);
}
return error;
}
llvm::StringRef PlatformMacOSX::GetDeviceSupportDirectoryName() {
return "macOS DeviceSupport";
}
llvm::StringRef PlatformMacOSX::GetPlatformName() { return "MacOSX.platform"; }
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