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mainwindow.py
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#-*- coding:utf-8 -*-
from PyQt4 import QtCore,QtGui
import sys
from ui import ui_mainwindow
import emulator.controller
class InsInputDialog(QtGui.QDialog):
def __init__(self,parent=None):
QtGui.QDialog.__init__(self,parent)
self.setWindowTitle(u"输入指令")
btnLayout = QtGui.QVBoxLayout()
btnOk = QtGui.QPushButton(u"确认",self)
btnCancel = QtGui.QPushButton(u"取消",self)
btnLayout.addWidget(btnOk)
btnLayout.addWidget(btnCancel)
layout = QtGui.QHBoxLayout()
self.edit = QtGui.QTextEdit(self)
layout.addWidget(self.edit)
layout.addLayout(btnLayout)
self.setLayout(layout)
btnOk.clicked.connect(self.accept)
btnCancel.clicked.connect(self.reject)
def getIns(self):
return self.edit.toPlainText()
class MainWindow(QtGui.QMainWindow):
def __init__(self,parent=None):
QtGui.QMainWindow.__init__(self,parent)
self.ui = ui_mainwindow.Ui_MainWindow()
self.ui.setupUi(self)
self.adjustUi()
self.bindSignal()
self.timer = QtCore.QTimer()
self.emu = emulator.controller.Controller()
self.state = 0 #0:initial 1:loade 2:step 3:run
self.ui.actMultStep.setEnabled(False)
self.ui.actStep.setEnabled(False)
self.ui.actRun.setEnabled(False)
self.ui.actPause.setEnabled(False)
self.ui.actRestart.setEnabled(False)
self.ui.btnMemModify.setEnabled(False)
def updateUI(self):
ui = self.ui
emu = self.emu
# load ins table
checkIcon = QtGui.QIcon("ui/check.png")
ui.insTable.setRowCount(len(emu.ins_list))
for row in range(len(emu.ins_list)):
ui.insTable.setItem(row,0,QtGui.QTableWidgetItem(str(emu.ins_list[row].op)))
ui.insTable.setItem(row,1,QtGui.QTableWidgetItem("F"+str(emu.ins_list[row].rd)))
if emu.ins_list[row].op in ['LD','ST']:
ui.insTable.setItem(row,2,QtGui.QTableWidgetItem(str(emu.ins_list[row].rs)))
ui.insTable.setItem(row,3,QtGui.QTableWidgetItem(''))
else:
ui.insTable.setItem(row,2,QtGui.QTableWidgetItem("F"+str(emu.ins_list[row].rs)))
ui.insTable.setItem(row,3,QtGui.QTableWidgetItem("F"+str(emu.ins_list[row].rt)))
for st_index in range(4,7):
ui.insTable.setItem(row,st_index,QtGui.QTableWidgetItem(QtGui.QIcon(),''))
if emu.ins_list[row].state>0:
ui.insTable.setItem(row,emu.ins_list[row].state+3,QtGui.QTableWidgetItem(checkIcon,''))
# load rs
rs_display_map = [ ('op',1),('vj',2),('vk',3),('qj',4),('qk',5) ]
for i in range(5):
rs = emu.rs_list[i+7]
if rs.busy:
ui.rsTable.setItem(i,0,QtGui.QTableWidgetItem('Yes'))
for col in rs_display_map:
ui.rsTable.setItem(i,col[1],QtGui.QTableWidgetItem(str(getattr(rs,col[0]))))
else:
ui.rsTable.setItem(i,0,QtGui.QTableWidgetItem('No'))
for col in range(1,6):
ui.rsTable.setItem(i,col,QtGui.QTableWidgetItem(''))
# load loadbuffer
for i in range(3):
rs = emu.rs_list[i+1]
if rs.busy:
ui.loadBufferTable.setItem(i,0,QtGui.QTableWidgetItem('Yes'))
ui.loadBufferTable.setItem(i,1,QtGui.QTableWidgetItem(str(rs.A)))
else:
ui.loadBufferTable.setItem(i,0,QtGui.QTableWidgetItem('No'))
ui.loadBufferTable.setItem(i,1,QtGui.QTableWidgetItem(''))
# load storebuffer
for i in range(3):
rs = emu.rs_list[i+4]
if rs.busy:
ui.storeBufferTable.setItem(i,0,QtGui.QTableWidgetItem('Yes'))
ui.storeBufferTable.setItem(i,1,QtGui.QTableWidgetItem(str(rs.A)))
ui.storeBufferTable.setItem(i,2,QtGui.QTableWidgetItem(str(rs.qj)))
else:
ui.storeBufferTable.setItem(i,0,QtGui.QTableWidgetItem('No'))
ui.storeBufferTable.setItem(i,1,QtGui.QTableWidgetItem(''))
ui.storeBufferTable.setItem(i,2,QtGui.QTableWidgetItem(''))
# load/store queue
for i in range(6):
if i<len(emu.memory_queue) :
if emu.memory_queue[i] <=3:
ui.lsQueueTable.setItem(0,i,QtGui.QTableWidgetItem('Load'+str(emu.memory_queue[i])))
else:
ui.lsQueueTable.setItem(0,i,QtGui.QTableWidgetItem('Store'+str(emu.memory_queue[i]-3)))
else:
ui.lsQueueTable.setItem(0,i,QtGui.QTableWidgetItem(''))
# register table
for i in range(11):
ui.regTable.setItem(0,i,QtGui.QTableWidgetItem(str(emu.registers.qi[i])))
ui.regTable.setItem(1,i,QtGui.QTableWidgetItem(str(emu.registers.val[i])))
# memory
ui.memTable.setRowCount(0)
cur_row = 0
for mem_index in range(1024):
if emu.memory.data[mem_index] != 0:
if cur_row>=ui.memTable.rowCount():
ui.memTable.insertRow(cur_row)
ui.memTable.setItem(cur_row,0,QtGui.QTableWidgetItem(str(mem_index*4)))
ui.memTable.setItem(cur_row,1,QtGui.QTableWidgetItem(str(emu.memory.data[mem_index])))
cur_row+=1
ui.lblClock.setText(str(emu.clock_now))
def adjustUi(self):
self.adjustTable(self.ui.insTable)
self.adjustTable(self.ui.loadBufferTable)
self.adjustTable(self.ui.storeBufferTable)
self.adjustTable(self.ui.rsTable)
self.adjustTable(self.ui.lsQueueTable)
self.adjustTable(self.ui.regTable)
self.adjustTable(self.ui.memTable)
def adjustTable(self,table):
table.horizontalHeader().setResizeMode(QtGui.QHeaderView.Stretch)
def bindSignal(self):
ui = self.ui
ui.actLoad.triggered.connect(self.loadFile)
ui.actEdit.triggered.connect(self.inputInstruction)
ui.actStep.triggered.connect(self.runStep)
ui.actMultStep.triggered.connect(self.runMultiStep)
ui.actRun.triggered.connect(self.run)
ui.actRestart.triggered.connect(self.restart)
ui.actPause.triggered.connect(self.pause)
ui.btnMemModify.clicked.connect(self.editMem)
def loadFile(self):
fname = QtGui.QFileDialog.getOpenFileName(self,u"载入文件")
if fname!='':
with open(fname) as ins_file:
ins_str = ins_file.read()
print ins_str
self.loadInstruction(ins_str)
def inputInstruction(self):
dlg = InsInputDialog(self)
if dlg.exec_()==QtGui.QDialog.Accepted:
ins_str = str(dlg.getIns())
if not ins_str.endswith('\n'):
ins_str+='\n'
self.loadInstruction(ins_str)
def loadInstruction(self,ins_str):
self.emu.read_ins(ins_str)
self.updateUI()
state = 1
self.ui.actMultStep.setEnabled(True)
self.ui.actStep.setEnabled(True)
self.ui.actRun.setEnabled(True)
self.ui.btnMemModify.setEnabled(True)
def runStep(self):
self.ui.btnMemModify.setEnabled(False)
self.ui.actRestart.setEnabled(True)
if self.emu.done():
self.showFinishDialog()
else:
self.emu.step()
self.updateUI()
if self.emu.done():
self.showFinishDialog()
if self.timer.isActive():
self.timer.stop()
def runMultiStep(self):
self.ui.btnMemModify.setEnabled(False)
self.ui.actRestart.setEnabled(False)
self.ui.actStep.setEnabled(False)
self.ui.actMultStep.setEnabled(False)
self.ui.actRun.setEnabled(False)
self.ui.actPause.setEnabled(True)
self.timer.setInterval(1000)
self.timer.timeout.connect(self.runStep)
self.timer.start()
def pause(self):
self.ui.actStep.setEnabled(True)
self.ui.actMultStep.setEnabled(True)
self.ui.actRun.setEnabled(True)
self.ui.actPause.setEnabled(False)
self.timer.stop()
def run(self):
self.ui.actRestart.setEnabled(True)
self.ui.btnMemModify.setEnabled(False)
while not self.emu.done():
self.emu.step()
print self.emu.clock_now
self.updateUI()
self.showFinishDialog()
def restart(self):
self.ui.btnMemModify.setEnabled(True)
self.emu.reset()
self.updateUI()
self.ui.actStep.setEnabled(True)
self.ui.actMultStep.setEnabled(True)
self.ui.actRun.setEnabled(True)
self.ui.btnMemModify.setEnabled(True)
def editMem(self):
addr = int(self.ui.edtMemAddr.text())
value = float(self.ui.edtMemValue.text())
self.setMemTableEntry(addr,value)
def setMemTableEntry(self,addr,value):
memTable = self.ui.memTable
row = 0
while row < memTable.rowCount():
item = memTable.item(row,0)
if int(item.text())==addr:
memTable.item(row,1).setText(str(value))
return
elif int(item.text())>addr:
break
row += 1
memTable.insertRow(row)
newAddrItem=QtGui.QTableWidgetItem(str(addr))
newValueItem=QtGui.QTableWidgetItem(str(value))
memTable.setItem(row,0,newAddrItem)
memTable.setItem(row,1,newValueItem)
self.emu.memory.data[addr/4] = value
def showFinishDialog(self):
msg = QtGui.QMessageBox(QtGui.QMessageBox.Information,"Info",u"已执行完毕")
msg.exec_()
if __name__=="__main__":
app = QtGui.QApplication(sys.argv)
wid = MainWindow()
wid.show()
sys.exit(app.exec_())