xref: /openbsd-src/gnu/llvm/lldb/source/Plugins/Platform/MacOSX/PlatformRemoteAppleTV.cpp (revision f6aab3d83b51b91c24247ad2c2573574de475a82)
1dda28197Spatrick //===-- PlatformRemoteAppleTV.cpp -----------------------------------------===//
2061da546Spatrick //
3061da546Spatrick // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4061da546Spatrick // See https://llvm.org/LICENSE.txt for license information.
5061da546Spatrick // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6061da546Spatrick //
7061da546Spatrick //===----------------------------------------------------------------------===//
8061da546Spatrick 
9061da546Spatrick #include <string>
10061da546Spatrick #include <vector>
11061da546Spatrick 
12061da546Spatrick #include "PlatformRemoteAppleTV.h"
13061da546Spatrick 
14061da546Spatrick #include "lldb/Breakpoint/BreakpointLocation.h"
15061da546Spatrick #include "lldb/Core/Module.h"
16061da546Spatrick #include "lldb/Core/ModuleList.h"
17061da546Spatrick #include "lldb/Core/ModuleSpec.h"
18061da546Spatrick #include "lldb/Core/PluginManager.h"
19061da546Spatrick #include "lldb/Host/Host.h"
20061da546Spatrick #include "lldb/Target/Process.h"
21061da546Spatrick #include "lldb/Target/Target.h"
22061da546Spatrick #include "lldb/Utility/ArchSpec.h"
23061da546Spatrick #include "lldb/Utility/FileSpec.h"
24*f6aab3d8Srobert #include "lldb/Utility/LLDBLog.h"
25061da546Spatrick #include "lldb/Utility/Log.h"
26061da546Spatrick #include "lldb/Utility/Status.h"
27061da546Spatrick #include "lldb/Utility/StreamString.h"
28061da546Spatrick 
29061da546Spatrick using namespace lldb;
30061da546Spatrick using namespace lldb_private;
31061da546Spatrick 
32061da546Spatrick /// Default Constructor
PlatformRemoteAppleTV()33061da546Spatrick PlatformRemoteAppleTV::PlatformRemoteAppleTV()
34061da546Spatrick     : PlatformRemoteDarwinDevice () {}
35061da546Spatrick 
36061da546Spatrick // Static Variables
37061da546Spatrick static uint32_t g_initialize_count = 0;
38061da546Spatrick 
39061da546Spatrick // Static Functions
Initialize()40061da546Spatrick void PlatformRemoteAppleTV::Initialize() {
41061da546Spatrick   PlatformDarwin::Initialize();
42061da546Spatrick 
43061da546Spatrick   if (g_initialize_count++ == 0) {
44061da546Spatrick     PluginManager::RegisterPlugin(PlatformRemoteAppleTV::GetPluginNameStatic(),
45061da546Spatrick                                   PlatformRemoteAppleTV::GetDescriptionStatic(),
46061da546Spatrick                                   PlatformRemoteAppleTV::CreateInstance);
47061da546Spatrick   }
48061da546Spatrick }
49061da546Spatrick 
Terminate()50061da546Spatrick void PlatformRemoteAppleTV::Terminate() {
51061da546Spatrick   if (g_initialize_count > 0) {
52061da546Spatrick     if (--g_initialize_count == 0) {
53061da546Spatrick       PluginManager::UnregisterPlugin(PlatformRemoteAppleTV::CreateInstance);
54061da546Spatrick     }
55061da546Spatrick   }
56061da546Spatrick 
57061da546Spatrick   PlatformDarwin::Terminate();
58061da546Spatrick }
59061da546Spatrick 
CreateInstance(bool force,const ArchSpec * arch)60061da546Spatrick PlatformSP PlatformRemoteAppleTV::CreateInstance(bool force,
61061da546Spatrick                                                  const ArchSpec *arch) {
62*f6aab3d8Srobert   Log *log = GetLog(LLDBLog::Platform);
63061da546Spatrick   if (log) {
64061da546Spatrick     const char *arch_name;
65061da546Spatrick     if (arch && arch->GetArchitectureName())
66061da546Spatrick       arch_name = arch->GetArchitectureName();
67061da546Spatrick     else
68061da546Spatrick       arch_name = "<null>";
69061da546Spatrick 
70061da546Spatrick     const char *triple_cstr =
71061da546Spatrick         arch ? arch->GetTriple().getTriple().c_str() : "<null>";
72061da546Spatrick 
73061da546Spatrick     LLDB_LOGF(log, "PlatformRemoteAppleTV::%s(force=%s, arch={%s,%s})",
74061da546Spatrick               __FUNCTION__, force ? "true" : "false", arch_name, triple_cstr);
75061da546Spatrick   }
76061da546Spatrick 
77061da546Spatrick   bool create = force;
78061da546Spatrick   if (!create && arch && arch->IsValid()) {
79061da546Spatrick     switch (arch->GetMachine()) {
80061da546Spatrick     case llvm::Triple::arm:
81061da546Spatrick     case llvm::Triple::aarch64:
82061da546Spatrick     case llvm::Triple::thumb: {
83061da546Spatrick       const llvm::Triple &triple = arch->GetTriple();
84061da546Spatrick       llvm::Triple::VendorType vendor = triple.getVendor();
85061da546Spatrick       switch (vendor) {
86061da546Spatrick       case llvm::Triple::Apple:
87061da546Spatrick         create = true;
88061da546Spatrick         break;
89061da546Spatrick 
90061da546Spatrick #if defined(__APPLE__)
91061da546Spatrick       // Only accept "unknown" for the vendor if the host is Apple and
92061da546Spatrick       // "unknown" wasn't specified (it was just returned because it was NOT
93061da546Spatrick       // specified)
94061da546Spatrick       case llvm::Triple::UnknownVendor:
95061da546Spatrick         create = !arch->TripleVendorWasSpecified();
96061da546Spatrick         break;
97061da546Spatrick 
98061da546Spatrick #endif
99061da546Spatrick       default:
100061da546Spatrick         break;
101061da546Spatrick       }
102061da546Spatrick       if (create) {
103061da546Spatrick         switch (triple.getOS()) {
104061da546Spatrick         case llvm::Triple::TvOS: // This is the right triple value for Apple TV
105061da546Spatrick                                  // debugging
106061da546Spatrick           break;
107061da546Spatrick 
108061da546Spatrick         default:
109061da546Spatrick           create = false;
110061da546Spatrick           break;
111061da546Spatrick         }
112061da546Spatrick       }
113061da546Spatrick     } break;
114061da546Spatrick     default:
115061da546Spatrick       break;
116061da546Spatrick     }
117061da546Spatrick   }
118061da546Spatrick 
119061da546Spatrick   if (create) {
120061da546Spatrick     LLDB_LOGF(log, "PlatformRemoteAppleTV::%s() creating platform",
121061da546Spatrick               __FUNCTION__);
122061da546Spatrick 
123061da546Spatrick     return lldb::PlatformSP(new PlatformRemoteAppleTV());
124061da546Spatrick   }
125061da546Spatrick 
126061da546Spatrick   LLDB_LOGF(log, "PlatformRemoteAppleTV::%s() aborting creation of platform",
127061da546Spatrick             __FUNCTION__);
128061da546Spatrick 
129061da546Spatrick   return lldb::PlatformSP();
130061da546Spatrick }
131061da546Spatrick 
GetDescriptionStatic()132*f6aab3d8Srobert llvm::StringRef PlatformRemoteAppleTV::GetDescriptionStatic() {
133061da546Spatrick   return "Remote Apple TV platform plug-in.";
134061da546Spatrick }
135061da546Spatrick 
GetSupportedArchitectures(const ArchSpec & process_host_arch)136*f6aab3d8Srobert std::vector<ArchSpec> PlatformRemoteAppleTV::GetSupportedArchitectures(
137*f6aab3d8Srobert     const ArchSpec &process_host_arch) {
138061da546Spatrick   ArchSpec system_arch(GetSystemArchitecture());
139061da546Spatrick 
140061da546Spatrick   const ArchSpec::Core system_core = system_arch.GetCore();
141061da546Spatrick   switch (system_core) {
142061da546Spatrick   default:
143061da546Spatrick   case ArchSpec::eCore_arm_arm64:
144*f6aab3d8Srobert     return {ArchSpec("arm64-apple-tvos"), ArchSpec("armv7s-apple-tvos"),
145*f6aab3d8Srobert             ArchSpec("armv7-apple-tvos"), ArchSpec("thumbv7s-apple-tvos"),
146*f6aab3d8Srobert             ArchSpec("thumbv7-apple-tvos")};
147061da546Spatrick 
148061da546Spatrick   case ArchSpec::eCore_arm_armv7s:
149*f6aab3d8Srobert     return {ArchSpec("armv7s-apple-tvos"), ArchSpec("armv7-apple-tvos"),
150*f6aab3d8Srobert             ArchSpec("thumbv7s-apple-tvos"), ArchSpec("thumbv7-apple-tvos")};
151061da546Spatrick 
152061da546Spatrick   case ArchSpec::eCore_arm_armv7:
153*f6aab3d8Srobert     return {ArchSpec("armv7-apple-tvos"), ArchSpec("thumbv7-apple-tvos")};
154061da546Spatrick   }
155061da546Spatrick }
156061da546Spatrick 
GetDeviceSupportDirectoryName()157be691f3bSpatrick llvm::StringRef PlatformRemoteAppleTV::GetDeviceSupportDirectoryName() {
158be691f3bSpatrick   return "tvOS DeviceSupport";
159061da546Spatrick }
160061da546Spatrick 
GetPlatformName()161be691f3bSpatrick llvm::StringRef PlatformRemoteAppleTV::GetPlatformName() {
162061da546Spatrick   return "AppleTVOS.platform";
163061da546Spatrick }
164