def eval_AS(a, w):
w = to_signed(w,32)
i = a
if i >= 0:
return to_signed(w >> i, 32)
else:
j = abs(i)
return to_signed(w << j, 32)
def eval_LS(a, w):
i = to_signed(a, 32)
if i >= 0:
return w >> i
else:
j = abs(i)
return w << j
def eval_LT(w1, w2):
w1_signed = to_signed(w1, 32)
w2_signed = to_signed(w2, 32)
return w1_signed < w2_signed
def read(self, memory, process):
self.l_val = to_signed(self.value + process.PC, 12)
return memory[self.l_val]
def write(self, memory, process, value):
memory[to_signed(self.value, 12) + process.PC] = value
def read(self, memory, process):
return memory[to_signed(self.value, 12) + process.PC]
def read(self, memory, process):
a = to_signed(self.value, 12)
b = to_signed(a, 32)
return b