def writeOutput(self):
sign = self.inputValues[self.inputZero]
common.fromUnsignedWordToSignedWord(sign)
sign = long(sign)
assert (type(sign) == long)
if sign < 0:
sign = sign | 0xffff0000
else:
sign = sign | 0x00000000
self.outputValues[self.outputName] = sign
def writeOutput(self):
sign = self.inputValues[self.inputZero]
common.fromUnsignedWordToSignedWord(sign)
sign = long(sign)
assert (type(sign) == long)
# match the highest bit of the sign
# and fill the upper bits with that bit
if sign < 0:
sign = sign | 0xffff0000
else:
sign = sign | 0x00000000
self.outputValues[self.outputName] = sign
def printAll(self):
'''
Print the name and value in each register.
'''
# Note that we won't actually use all the registers listed here...
registerNames = ['$zero', '$at', '$v0', '$v1', '$a0', '$a1', '$a2', '$a3',
'$t0', '$t1', '$t2', '$t3', '$t4', '$t5', '$t6', '$t7',
'$s0', '$s1', '$s2', '$s3', '$s4', '$s5', '$s6', '$s7',
'$t8', '$t9', '$k0', '$k1', '$gp', '$sp', '$fp', '$ra']
print()
print("Register file")
print("================")
for i in range(0, 32):
print("%s \t=> %s (%s)" % (registerNames[i], common.fromUnsignedWordToSignedWord(self.register[i]), hex(int(self.register[i]))[:-1]))
print("================")
print()
print()
def test_correct_behaviour(self):
self.testinput.setOutputValue("signin", long(4))
self.testSE.readInput()
self.testSE.writeOutput()
self.testoutput.readInput()
output = self.testoutput.inputValues["signout"]
self.assertEqual(output, 0b00000000000000000000000000000100)
self.testinput.setOutputValue("signin", long(-4))
self.testSE.readInput()
self.testSE.writeOutput()
self.testoutput.readInput()
output = self.testoutput.inputValues["signout"]
self.assertEqual(
output,
common.fromUnsignedWordToSignedWord(
0b11111111111111111111111111111100))
def printAll(self):
for key in sorted(self.memory.iterkeys()):
print "%s\t=> %s\t(%s)" % (hex(long(key))[:-1], common.fromUnsignedWordToSignedWord(self.memory[key]), hex(long(self.memory[key]))[:-1])
def printAll(self):
for key in sorted(self.memory.keys()):
print("%s\t=> %s\t(%s)" % (hex(int(key)), common.fromUnsignedWordToSignedWord(self.memory[key]), hex(int(self.memory[key]))))
