LLDB mainline
PlatformRemoteiOS.cpp
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1//===-- PlatformRemoteiOS.cpp ---------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "PlatformRemoteiOS.h"
10
12#include "lldb/Core/Module.h"
16#include "lldb/Host/Host.h"
17#include "lldb/Target/Process.h"
18#include "lldb/Target/Target.h"
22#include "lldb/Utility/Log.h"
23#include "lldb/Utility/Status.h"
25
26using namespace lldb;
27using namespace lldb_private;
28
30
31// Static Variables
33
34// Static Functions
35void PlatformRemoteiOS::Initialize() {
37
38 if (g_initialize_count++ == 0) {
42 }
43}
44
46 if (g_initialize_count > 0) {
47 if (--g_initialize_count == 0) {
49 }
50 }
51
53}
54
55PlatformSP PlatformRemoteiOS::CreateInstance(bool force, const ArchSpec *arch) {
57 if (log) {
58 const char *arch_name;
59 if (arch && arch->GetArchitectureName())
60 arch_name = arch->GetArchitectureName();
61 else
62 arch_name = "<null>";
63
64 const char *triple_cstr =
65 arch ? arch->GetTriple().getTriple().c_str() : "<null>";
66
67 LLDB_LOGF(log, "PlatformRemoteiOS::%s(force=%s, arch={%s,%s})",
68 __FUNCTION__, force ? "true" : "false", arch_name, triple_cstr);
69 }
70
71 bool create = force;
72 if (!create && arch && arch->IsValid()) {
73 switch (arch->GetMachine()) {
74 case llvm::Triple::arm:
75 case llvm::Triple::aarch64:
76 case llvm::Triple::thumb: {
77 const llvm::Triple &triple = arch->GetTriple();
78 llvm::Triple::VendorType vendor = triple.getVendor();
79 switch (vendor) {
80 case llvm::Triple::Apple:
81 create = true;
82 break;
83
84#if defined(__APPLE__)
85 // Only accept "unknown" for the vendor if the host is Apple and
86 // "unknown" wasn't specified (it was just returned because it was NOT
87 // specified)
88 case llvm::Triple::UnknownVendor:
89 create = !arch->TripleVendorWasSpecified();
90 break;
91
92#endif
93 default:
94 break;
95 }
96 if (create) {
97 switch (triple.getOS()) {
98 case llvm::Triple::Darwin: // Deprecated, but still support Darwin for
99 // historical reasons
100 case llvm::Triple::IOS: // This is the right triple value for iOS
101 // debugging
102 break;
103
104 default:
105 create = false;
106 break;
107 }
108 }
109 } break;
110 default:
111 break;
112 }
113 }
114
115 if (create) {
116 if (log)
117 LLDB_LOGF(log, "PlatformRemoteiOS::%s() creating platform", __FUNCTION__);
118
119 return lldb::PlatformSP(new PlatformRemoteiOS());
120 }
121
122 if (log)
123 LLDB_LOGF(log, "PlatformRemoteiOS::%s() aborting creation of platform",
124 __FUNCTION__);
125
126 return lldb::PlatformSP();
127}
128
130 return "Remote iOS platform plug-in.";
131}
132
133/// Default Constructor
136
138 const ArchSpec &process_host_arch) {
139 std::vector<ArchSpec> result;
140 ARMGetSupportedArchitectures(result, llvm::Triple::IOS);
141 return result;
142}
143
145 // You can run iPhone and iPad apps on Mac with Apple Silicon. At the
146 // platform level there's no way to distinguish them from remote iOS
147 // applications. Make sure we still read from our own shared cache.
148 return true;
149}
150
152 return "iOS DeviceSupport";
153}
154
156 return "iPhoneOS.platform";
157}
#define LLDB_LOGF(log,...)
Definition: Log.h:344
static uint32_t g_initialize_count
static uint32_t g_initialize_count
#define LLDB_PLUGIN_DEFINE(PluginName)
Definition: PluginManager.h:31
An architecture specification class.
Definition: ArchSpec.h:32
bool IsValid() const
Tests if this ArchSpec is valid.
Definition: ArchSpec.h:361
llvm::Triple & GetTriple()
Architecture triple accessor.
Definition: ArchSpec.h:463
llvm::Triple::ArchType GetMachine() const
Returns a machine family for the current architecture.
Definition: ArchSpec.cpp:678
bool TripleVendorWasSpecified() const
Definition: ArchSpec.h:366
const char * GetArchitectureName() const
Returns a static string representing the current architecture.
Definition: ArchSpec.cpp:547
void ARMGetSupportedArchitectures(std::vector< ArchSpec > &archs, std::optional< llvm::Triple::OSType > os={})
The architecture selection rules for arm processors These cpu subtypes have distinct names (e....
std::vector< ArchSpec > GetSupportedArchitectures(const ArchSpec &process_host_arch) override
Get the platform's supported architectures in the order in which they should be searched.
PlatformRemoteiOS()
Default Constructor.
llvm::StringRef GetPlatformName() override
static llvm::StringRef GetPluginNameStatic()
bool CheckLocalSharedCache() const override
static lldb::PlatformSP CreateInstance(bool force, const ArchSpec *arch)
llvm::StringRef GetDeviceSupportDirectoryName() override
static llvm::StringRef GetDescriptionStatic()
static bool RegisterPlugin(llvm::StringRef name, llvm::StringRef description, ABICreateInstance create_callback)
static bool UnregisterPlugin(ABICreateInstance create_callback)
A class that represents a running process on the host machine.
Log * GetLog(Cat mask)
Retrieve the Log object for the channel associated with the given log enum.
Definition: Log.h:309
Definition: SBAddress.h:15