1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
|
#include "mainwindow.h"
MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent) {
machine = nullptr;
corescene = nullptr;
settings = new QSettings("CTU", "QtMips");
ui = new Ui::MainWindow();
ui->setupUi(this);
setWindowTitle("QtMips");
// Prepare empty core view
coreview = new CoreView(this);
this->setCentralWidget(coreview);
// Create/prepare other widgets
ndialog = new NewDialog(this, settings);
cache_content = new CacheContentDock(this);
cache_content->hide();
cache_statictics = new CacheStatisticsDock(this);
cache_statictics->hide();
registers = new RegistersDock(this);
registers->hide();
// Connect signals from menu
connect(ui->actionExit, SIGNAL(triggered(bool)), this, SLOT(close()));
connect(ui->actionNew, SIGNAL(triggered(bool)), this, SLOT(new_machine()));
connect(ui->actionCache, SIGNAL(triggered(bool)), this, SLOT(show_cache_content()));
connect(ui->actionCache_statistics, SIGNAL(triggered(bool)), this, SLOT(show_cache_statictics()));
connect(ui->actionRegisters, SIGNAL(triggered(bool)), this, SLOT(show_registers()));
// Restore application state from settings
restoreState(settings->value("windowState").toByteArray());
restoreGeometry(settings->value("windowGeometry").toByteArray());
}
MainWindow::~MainWindow() {
settings->sync();
delete settings;
if (corescene != nullptr)
delete corescene;
if (coreview != nullptr)
delete coreview;
delete ndialog;
delete cache_content;
delete cache_statictics;
delete registers;
delete ui;
if (machine != nullptr)
delete machine;
}
void MainWindow::start() {
this->show();
ndialog->show();
}
void MainWindow::create_core(machine::MachineConfig *config) {
// Remove old machine
if (machine != nullptr)
delete machine;
// Create machine
machine = new machine::QtMipsMachine(config);
// Create machine view
corescene = new CoreViewScene(coreview, machine);
//machine->set_speed(1000); // Set default speed to 1 sec
machine->set_speed(0);
// Connect machine signals and slots
connect(ui->actionRun, SIGNAL(triggered(bool)), machine, SLOT(play()));
connect(ui->actionPause, SIGNAL(triggered(bool)), machine, SLOT(pause()));
connect(ui->actionStep, SIGNAL(triggered(bool)), machine, SLOT(step()));
connect(ui->actionRestart, SIGNAL(triggered(bool)), machine, SLOT(restart()));
connect(machine, SIGNAL(status_change(machine::QtMipsMachine::Status)), this, SLOT(machine_status(machine::QtMipsMachine::Status)));
connect(machine, SIGNAL(program_exit()), this, SLOT(machine_exit()));
connect(machine, SIGNAL(program_trap(machine::QtMipsException&)), this, SLOT(machine_trap(machine::QtMipsException&)));
// Setup docks
registers->setup(machine);
// Set status to ready
machine_status(machine::QtMipsMachine::ST_READY);
}
bool MainWindow::configured() {
return (machine != nullptr);
}
void MainWindow::new_machine() {
ndialog->show();
}
void MainWindow::show_cache_content() {
show_dockwidget(cache_content);
}
void MainWindow::show_cache_statictics() {
show_dockwidget(cache_statictics);
}
void MainWindow::show_registers() {
show_dockwidget(registers);
}
void MainWindow::closeEvent(QCloseEvent *event) {
settings->setValue("windowGeometry", saveGeometry());
settings->setValue("windowState", saveState());
settings->sync();
}
void MainWindow::show_dockwidget(QDockWidget *dw) {
if (dw->isHidden()) {
dw->show();
addDockWidget(Qt::RightDockWidgetArea, dw);
} else {
dw->raise();
dw->setFocus();
}
}
void MainWindow::machine_status(enum machine::QtMipsMachine::Status st) {
QString status;
switch (st) {
case machine::QtMipsMachine::ST_READY:
ui->actionPause->setEnabled(false);
ui->actionRun->setEnabled(true);
ui->actionStep->setEnabled(true);
status = "Ready";
break;
case machine::QtMipsMachine::ST_RUNNING:
ui->actionPause->setEnabled(true);
ui->actionRun->setEnabled(false);
ui->actionStep->setEnabled(false);
status = "Running";
break;
case machine::QtMipsMachine::ST_BUSY:
// Busy is not interesting (in such case we should just be running
return;
case machine::QtMipsMachine::ST_EXIT:
// machine_exit is called so we disable controls in that
status = "Exited";
break;
case machine::QtMipsMachine::ST_TRAPPED:
// machine_trap is called so we disable controls in that
status = "Trapped";
break;
default:
status = "Unknown";
break;
}
ui->statusBar->showMessage(status);
}
void MainWindow::machine_exit() {
ui->actionPause->setEnabled(false);
ui->actionRun->setEnabled(false);
ui->actionStep->setEnabled(false);
}
void MainWindow::machine_trap(machine::QtMipsException &e) {
machine_exit();
QMessageBox msg(this);
msg.setText(e.msg(false));
msg.setIcon(QMessageBox::Critical);
msg.setDetailedText(e.msg(true));
msg.setWindowTitle("Machine trapped");
msg.exec();
}
|
