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//===-- PlatformKalimba.cpp ---------------------------------------*- C++ -*-===// |
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// |
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// The LLVM Compiler Infrastructure |
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// |
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// This file is distributed under the University of Illinois Open Source |
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// License. See LICENSE.TXT for details. |
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// |
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//===----------------------------------------------------------------------===// |
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#include "lldb/lldb-python.h" |
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#include "PlatformKalimba.h" |
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#include "lldb/Host/Config.h" |
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// C Includes |
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#include <stdio.h> |
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#ifndef LLDB_DISABLE_POSIX |
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#include <sys/utsname.h> |
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#endif |
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// C++ Includes |
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// Other libraries and framework includes |
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// Project includes |
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#include "lldb/Core/Error.h" |
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#include "lldb/Core/Debugger.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/Core/StreamString.h" |
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#include "lldb/Host/FileSpec.h" |
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#include "lldb/Host/Host.h" |
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#include "lldb/Target/Target.h" |
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#include "lldb/Target/Process.h" |
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using namespace lldb; |
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using namespace lldb_private; |
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static uint32_t g_initialize_count = 0; |
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Platform * |
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PlatformKalimba::CreateInstance (bool force, const ArchSpec *arch) |
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{ |
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bool create = force; |
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if (create == false && arch && arch->IsValid()) |
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{ |
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const llvm::Triple &triple = arch->GetTriple(); |
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switch (triple.getVendor()) |
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{ |
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case llvm::Triple::CSR: |
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create = true; |
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break; |
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default: |
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break; |
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} |
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} |
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if (create) |
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return new PlatformKalimba(false); |
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return NULL; |
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} |
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lldb_private::ConstString |
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PlatformKalimba::GetPluginNameStatic (bool /*is_host*/) |
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{ |
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static ConstString g_remote_name("kalimba"); |
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return g_remote_name; |
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} |
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const char * |
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PlatformKalimba::GetPluginDescriptionStatic (bool /*is_host*/) |
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{ |
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return "Kalimba user platform plug-in."; |
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} |
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lldb_private::ConstString |
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PlatformKalimba::GetPluginName() |
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{ |
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return GetPluginNameStatic(false); |
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} |
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void |
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PlatformKalimba::Initialize () |
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{ |
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if (g_initialize_count++ == 0) |
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{ |
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PluginManager::RegisterPlugin(PlatformKalimba::GetPluginNameStatic(false), |
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PlatformKalimba::GetPluginDescriptionStatic(false), |
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PlatformKalimba::CreateInstance); |
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} |
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} |
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void |
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PlatformKalimba::Terminate () |
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{ |
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if (g_initialize_count > 0) |
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{ |
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if (--g_initialize_count == 0) |
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{ |
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PluginManager::UnregisterPlugin (PlatformKalimba::CreateInstance); |
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} |
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} |
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} |
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Error |
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PlatformKalimba::ResolveExecutable (const FileSpec &exe_file, |
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const ArchSpec &exe_arch, |
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lldb::ModuleSP &exe_module_sp, |
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const FileSpecList *module_search_paths_ptr) |
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{ |
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Error error; |
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char exe_path[PATH_MAX]; |
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FileSpec resolved_exe_file (exe_file); |
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if (!resolved_exe_file.Exists()) |
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{ |
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exe_file.GetPath(exe_path, sizeof(exe_path)); |
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error.SetErrorStringWithFormat("unable to find executable for '%s'", exe_path); |
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} |
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if (error.Success()) |
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{ |
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ModuleSpec module_spec (resolved_exe_file, exe_arch); |
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if (exe_arch.IsValid()) |
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{ |
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error = ModuleList::GetSharedModule (module_spec, |
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exe_module_sp, |
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NULL, |
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NULL, |
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NULL); |
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if (error.Fail()) |
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{ |
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// If we failed, it may be because the vendor and os aren't known. If that is the |
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// case, try setting them to the host architecture and give it another try. |
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llvm::Triple &module_triple = module_spec.GetArchitecture().GetTriple(); |
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bool is_vendor_specified = (module_triple.getVendor() != llvm::Triple::UnknownVendor); |
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bool is_os_specified = (module_triple.getOS() != llvm::Triple::UnknownOS); |
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if (!is_vendor_specified || !is_os_specified) |
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{ |
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const llvm::Triple &host_triple = Host::GetArchitecture (Host::eSystemDefaultArchitecture).GetTriple(); |
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if (!is_vendor_specified) |
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module_triple.setVendorName (host_triple.getVendorName()); |
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if (!is_os_specified) |
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module_triple.setOSName (host_triple.getOSName()); |
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error = ModuleList::GetSharedModule (module_spec, |
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exe_module_sp, |
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NULL, |
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NULL, |
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NULL); |
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} |
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} |
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// TODO find out why exe_module_sp might be NULL |
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if (!exe_module_sp || exe_module_sp->GetObjectFile() == NULL) |
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{ |
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exe_module_sp.reset(); |
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error.SetErrorStringWithFormat ("'%s' doesn't contain the architecture %s", |
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exe_file.GetPath().c_str(), |
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exe_arch.GetArchitectureName()); |
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} |
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} |
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else |
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{ |
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// No valid architecture was specified, ask the platform for |
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// the architectures that we should be using (in the correct order) |
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// and see if we can find a match that way |
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StreamString arch_names; |
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for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, module_spec.GetArchitecture()); ++idx) |
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{ |
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error = ModuleList::GetSharedModule (module_spec, |
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exe_module_sp, |
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NULL, |
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NULL, |
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NULL); |
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// Did we find an executable using one of the |
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if (error.Success()) |
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{ |
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if (exe_module_sp && exe_module_sp->GetObjectFile()) |
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break; |
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else |
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error.SetErrorToGenericError(); |
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} |
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if (idx > 0) |
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arch_names.PutCString (", "); |
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arch_names.PutCString (module_spec.GetArchitecture().GetArchitectureName()); |
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} |
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if (error.Fail() || !exe_module_sp) |
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{ |
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error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s", |
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exe_file.GetPath().c_str(), |
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GetPluginName().GetCString(), |
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arch_names.GetString().c_str()); |
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} |
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} |
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} |
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return error; |
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} |
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Error |
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PlatformKalimba::GetFileWithUUID (const FileSpec &/*platform_file*/, |
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const UUID */*uuid_ptr*/, FileSpec &/*local_file*/) |
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{ |
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return Error(); |
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} |
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//------------------------------------------------------------------ |
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/// Default Constructor |
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//------------------------------------------------------------------ |
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PlatformKalimba::PlatformKalimba (bool is_host) : |
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Platform(is_host), // This is the local host platform |
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m_remote_platform_sp () |
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{ |
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} |
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//------------------------------------------------------------------ |
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/// Destructor. |
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/// |
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/// The destructor is virtual since this class is designed to be |
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/// inherited from by the plug-in instance. |
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//------------------------------------------------------------------ |
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PlatformKalimba::~PlatformKalimba() |
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{ |
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} |
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bool |
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PlatformKalimba::GetProcessInfo (lldb::pid_t pid, ProcessInstanceInfo &process_info) |
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{ |
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bool success = false; |
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if (IsHost()) |
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{ |
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success = false; |
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} |
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else |
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{ |
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if (m_remote_platform_sp) |
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success = m_remote_platform_sp->GetProcessInfo (pid, process_info); |
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} |
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return success; |
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} |
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bool |
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PlatformKalimba::GetSupportedArchitectureAtIndex (uint32_t idx, ArchSpec &arch) |
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{ |
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if (idx == 0) |
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{ |
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arch = ArchSpec("kalimba-csr-unknown"); |
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return true; |
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} |
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return false; |
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} |
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void |
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PlatformKalimba::GetStatus (Stream &strm) |
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{ |
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Platform::GetStatus(strm); |
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} |
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size_t |
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PlatformKalimba::GetSoftwareBreakpointTrapOpcode (Target &/*target*/, |
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BreakpointSite */*bp_site*/) |
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{ |
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// the target hardware does not support software breakpoints |
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return 0; |
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} |
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Error |
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PlatformKalimba::LaunchProcess (ProcessLaunchInfo &launch_info) |
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{ |
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Error error; |
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if (IsHost()) |
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{ |
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error.SetErrorString ("native execution is not possible"); |
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} |
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else |
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{ |
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error.SetErrorString ("the platform is not currently connected"); |
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} |
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return error; |
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} |
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lldb::ProcessSP |
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PlatformKalimba::Attach(ProcessAttachInfo &attach_info, |
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Debugger &debugger, |
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Target *target, |
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Listener &listener, |
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Error &error) |
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{ |
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lldb::ProcessSP process_sp; |
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if (IsHost()) |
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{ |
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error.SetErrorString ("native execution is not possible"); |
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} |
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else |
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{ |
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if (m_remote_platform_sp) |
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process_sp = m_remote_platform_sp->Attach (attach_info, debugger, target, listener, error); |
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else |
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error.SetErrorString ("the platform is not currently connected"); |
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} |
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return process_sp; |
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} |
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void |
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PlatformKalimba::CalculateTrapHandlerSymbolNames () |
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{ |
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} |
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Error |
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PlatformKalimba::LaunchNativeProcess ( |
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ProcessLaunchInfo &, |
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lldb_private::NativeProcessProtocol::NativeDelegate &, |
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NativeProcessProtocolSP &) |
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{ |
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return Error(); |
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} |
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Error |
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PlatformKalimba::AttachNativeProcess (lldb::pid_t, |
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lldb_private::NativeProcessProtocol::NativeDelegate &, |
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NativeProcessProtocolSP &) |
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{ |
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return Error(); |
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} |
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