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/*
* Creates RegistersView and RegisterController based on current architecture.
* Copyright 2013 Vlas Puhov <vlas.puhov@mail.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include "registersmanager.h"
#include "registercontroller_arm.h"
#include "registercontroller_x86.h"
#include "registersview.h"
#include "dbgglobal.h"
#include "debuglog.h"
#include "midebugsession.h"
#include "mi/micommand.h"
#include "modelsmanager.h"
using namespace KDevMI::MI;
using namespace KDevMI;
void ArchitectureParser::parseArchitecture()
{
Architecture arch = other;
for (const QString& reg : qAsConst(m_registerNames)) {
if (reg == QLatin1String("rax")) {
arch = x86_64;
break;
} else if (reg == QLatin1String("r0")) {
arch = arm;
break;
} else if (reg == QLatin1String("eax")) {
arch = x86;
//we don't break because x86_64 contains eax too.
}
}
emit architectureParsed(arch);
}
void ArchitectureParser::registerNamesHandler(const ResultRecord& r)
{
const Value& names = r[QStringLiteral("register-names")];
m_registerNames.clear();
for (int i = 0; i < names.size(); ++i) {
const Value& entry = names[i];
if (!entry.literal().isEmpty()) {
m_registerNames << entry.literal();
}
}
parseArchitecture();
}
void ArchitectureParser::determineArchitecture(MIDebugSession* debugSession)
{
if (!debugSession || debugSession->debuggerStateIsOn(s_dbgNotStarted | s_shuttingDown)) {
return;
}
debugSession->addCommand(DataListRegisterNames, QString(), this, &ArchitectureParser::registerNamesHandler);
}
RegistersManager::RegistersManager(QWidget* parent)
: QObject(parent), m_registersView(new RegistersView(parent)), m_registerController(nullptr), m_architectureParser(new ArchitectureParser(this)), m_debugSession(nullptr), m_modelsManager(new ModelsManager(this)), m_currentArchitecture(undefined), m_needToCheckArch(false)
{
connect(m_architectureParser, &ArchitectureParser::architectureParsed, this, &RegistersManager::architectureParsedSlot);
m_registersView->setModel(m_modelsManager);
setController(nullptr);
}
void RegistersManager::architectureParsedSlot(Architecture arch)
{
qCDebug(DEBUGGERCOMMON) << " Current controller: " << m_registerController << "Current arch " << m_currentArchitecture;
if (m_registerController || m_currentArchitecture != undefined) {
return;
}
switch (arch) {
case x86:
m_registerController.reset(new RegisterController_x86(m_debugSession)) ;
qCDebug(DEBUGGERCOMMON) << "Found x86 architecture";
break;
case x86_64:
m_registerController.reset(new RegisterController_x86_64(m_debugSession));
qCDebug(DEBUGGERCOMMON) << "Found x86_64 architecture";
break;
case arm:
m_registerController.reset(new RegisterController_Arm(m_debugSession));
qCDebug(DEBUGGERCOMMON) << "Found Arm architecture";
break;
default:
m_registerController.reset();
qCWarning(DEBUGGERCOMMON) << "Unsupported architecture. Registers won't be available.";
break;
}
m_currentArchitecture = arch;
setController(m_registerController.data());
if (m_registerController) {
updateRegisters();
}
}
void RegistersManager::setSession(MIDebugSession* debugSession)
{
qCDebug(DEBUGGERCOMMON) << "Change session " << debugSession;
m_debugSession = debugSession;
if (m_registerController) {
m_registerController->setSession(debugSession);
}
if (!m_debugSession) {
qCDebug(DEBUGGERCOMMON) << "Will reparse arch";
m_needToCheckArch = true;
setController(nullptr);
}
}
void RegistersManager::updateRegisters()
{
if (!m_debugSession || m_debugSession->debuggerStateIsOn(s_dbgNotStarted | s_shuttingDown)) {
return;
}
qCDebug(DEBUGGERCOMMON) << "Updating registers";
if (m_needToCheckArch) {
m_needToCheckArch = false;
m_currentArchitecture = undefined;
setController(nullptr);
}
if (m_currentArchitecture == undefined) {
m_architectureParser->determineArchitecture(m_debugSession);
}
if (m_registerController) {
m_registersView->updateRegisters();
} else {
qCDebug(DEBUGGERCOMMON) << "No registerController, yet?";
}
}
ArchitectureParser::ArchitectureParser(QObject* parent)
: QObject(parent) {}
void RegistersManager::setController(IRegisterController* c)
{
m_registerController.reset(c);
m_modelsManager->setController(c);
m_registersView->enable(c ? true : false);
}
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