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// SPDX-License-Identifier: GPL-2.0+
/*******************************************************************************
* QtMips - MIPS 32-bit Architecture Subset Simulator
*
* Implemented to support following courses:
*
* B35APO - Computer Architectures
* https://cw.fel.cvut.cz/wiki/courses/b35apo
*
* B4M35PAP - Advanced Computer Architectures
* https://cw.fel.cvut.cz/wiki/courses/b4m35pap/start
*
* Copyright (c) 2017-2019 Karel Koci<cynerd@email.cz>
* Copyright (c) 2019 Pavel Pisa <pisa@cmp.felk.cvut.cz>
*
* Faculty of Electrical Engineering (http://www.fel.cvut.cz)
* Czech Technical University (http://www.cvut.cz/)
*
* 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 "programdock.h"
#include "qtmipsexception.h"
ProgramView::ProgramView(QWidget *parent, QSettings *settings) : MemoryView(parent, settings->value("ProgramViewAddr0", 0x8001FF80).toULongLong()) {
this->settings = settings;
/*
cb_single = new QComboBox(this);
cb_single->addItems({
"Don't follow",
"Follow executing instruction"
});
cb_single->setCurrentIndex(1);
cb_single->hide();
layout->addWidget(cb_single);
connect(cb_single, SIGNAL(currentIndexChanged(int)), this, SLOT(cb_single_changed(int)));
cb_pipelined = new QComboBox(this);
cb_pipelined->addItems({
"Don't follow",
"Follow Instruction fetch stage",
"Follow Instruction decode stage",
"Follow Execution stage",
"Follow Memory access stage",
"Follow Registers write back stage",
});
cb_pipelined->hide();
cb_pipelined->setCurrentIndex(1);
layout->addWidget(cb_pipelined);
connect(cb_pipelined, SIGNAL(currentIndexChanged(int)), this, SLOT(cb_pipelined_changed(int)));
*/
}
void ProgramView::setup(machine::QtMipsMachine *machine) {
MemoryView::setup(machine);
if (machine == nullptr)
return;
/*
bool pipelined = machine->config().pipelined();
cb_single->setVisible(!pipelined);
cb_pipelined->setVisible(pipelined);
// Sync selection somewhat
if (pipelined) {
if (cb_single->currentIndex() == 0)
cb_pipelined->setCurrentIndex(0);
else if (cb_pipelined->currentIndex() == 0)
cb_pipelined->setCurrentIndex(1);
} else
cb_single->setCurrentIndex(cb_pipelined->currentIndex() == 0 ? 0 : 1);
// TODO connect to instructuion hooks
*/
}
void ProgramView::jump_to_pc(std::uint32_t addr) {
set_focus(addr);
}
QList<QWidget*> ProgramView::row_widget(std::uint32_t address, QWidget *parent) {
QList<QWidget*> widgs;
QLabel *l;
QFont f;
f.setStyleHint(QFont::Monospace);
l = new QLabel(" ", parent);
l->setFont(f);
widgs.append(l);
l = new QLabel(QString("0x") + QString("%1").arg(address, 8, 16, QChar('0')).toUpper(), parent);
l->setTextInteractionFlags(Qt::TextSelectableByMouse);
l->setFont(f);
widgs.append(l);
l = new QLabel(parent);
l->setTextInteractionFlags(Qt::TextSelectableByMouse);
l->setFont(f);
l->setMinimumWidth(60);
if (memory != nullptr)
l->setText(machine::Instruction(memory->read_word(address)).to_str());
widgs.append(l);
return widgs;
}
void ProgramView::addr0_save_change(std::uint32_t val) {
settings->setValue("ProgramViewAddr0", val);
}
void ProgramView::cb_single_changed(int index) {
// TODO set memory view
}
void ProgramView::cb_pipelined_changed(int index) {
// TODO set memory view
}
ProgramDock::ProgramDock(QWidget *parent, QSettings *settings) : QDockWidget(parent) {
view = new ProgramView(this, settings);
setWidget(view);
setObjectName("Program");
setWindowTitle("Program");
}
void ProgramDock::setup(machine::QtMipsMachine *machine) {
view->setup(machine);
}
void ProgramDock::jump_to_pc(std::uint32_t addr) {
view->jump_to_pc(addr);
}
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