def reduce_31(*args):
X0 = args[0]
G = args[2]
X = Token(idt="X")
X.place = newtemp()
gen('-', X0.place, G.place, X.place)
return X
def reduce_34(*args):
G0 = args[0]
R = args[2]
G = Token(idt="G")
G.place = newtemp()
gen('/', G0.place, R.place, G.place)
return G
def reduce_38(*args):
d = args[0]
X = args[2]
R = Token(idt="R")
d.place = d.name
R.place = "{}+{}".format(d.place, X.place)
return R
def reduce_16(*args):
d = args[0]
X0 = args[2]
X1 = args[5]
d.place = d.name
gen('=', X1.place, None, "{}+{}".format(d.place, X0.place))
return Token(idt="F")
def reduce_12(*args):
E = args[0]
d = args[1]
d.place = d.name
gen('new', E.value, None, d.place)
gen('=', '0', None, d.place)
return Token(idt="F")
def reduce_15(*args):
E = args[0]
d = args[1]
n = args[3]
d.place = d.name
if int(n.value) <= 0:
raise ParseErrData(
SEM_ERR, int(n.line),
"The size of array must be positive but got {}".format(n.value),
Token(idt="F"))
for i in range(int(n.value)):
gen('new', E.value, None, "{}+{}".format(d.place, i))
gen('=', '0', None, "{}+{}".format(d.place, i))
return Token(idt="F")
def reduce_25(*args):
O = args[2]
M = args[4]
L = args[5]
I = Token(idt="I")
backpatch(O.truelist, M.gotostm)
I.nextlist += O.falselist + L.nextlist
return I
def reduce_28(*args):
X0 = args[0]
S = args[1]
X1 = args[2]
O = Token(idt="O")
js_command = gen(S.value, X0.place, X1.place, None)
j_command = gen('j', None, None, None)
O.truelist.append(js_command)
O.falselist.append(j_command)
return O
def reduce_45(*args):
M0 = args[2]
O = args[3]
M1 = args[5]
B = args[6]
backpatch(B.nextlist, M0.gotostm)
backpatch(O.truelist, M1.gotostm)
A = Token(idt="A")
A.nextlist += O.falselist
gen('j', None, None, M0.gotostm)
return A
def reduce_23(*args):
O = args[2]
M0 = args[4]
B0 = args[5]
H = args[6]
M1 = args[8]
B1 = args[9]
I = Token(idt="I")
backpatch(O.truelist, M0.gotostm)
backpatch(O.falselist, M1.gotostm)
I.nextlist += (B0.nextlist + H.nextlist + B1.nextlist)
return I
def reduce_13(*args):
E = args[0]
d = args[1]
n0 = args[3]
n1 = args[7]
N = args[8]
d.place = d.name
for i in range(int(n0.value)):
gen('new', E.value, None, "{}+{}".format(d.place, i))
gen('=', '0', None, "{}+{}".format(d.place, i))
gen('=', n1.value, None, "{}+{}".format(d.place, 0))
for index, n in enumerate(N.value):
gen('=', n, None, "{}+{}".format(d.place, index + 1))
if int(n.value) <= 0:
raise ParseErrData(
SEM_ERR, int(n.line),
"The size of array must be positive but got {}".format(n.value),
Token(idt="F"))
return Token(idt="F")
def reduce_2(*args):
return Token(idt="P")
def reduce_3(*args):
return Token(idt="B")
def reduce_46(*args):
X = args[2]
gen('read', X.place, None, None)
return Token(idt="W")
def reduce_47(*args):
X = args[2]
gen('write', X.place, None, None)
return Token(idt="T")
def reduce_44(*args):
S = Token(idt="S")
S.value = '<>'
return S
def reduce_29(*args):
G = args[0]
X = Token(idt="X")
X.place = G.place
return X
def reduce_42(*args):
S = Token(idt="S")
S.value = '>='
return S
def reduce_43(*args):
S = Token(idt="S")
S.value = '=='
return S
def reduce_7(*args):
I = args[0]
L = Token(idt="L")
backpatch(I.nextlist, nextstm)
return L
def reduce_27(*args):
j_command = gen('j', None, None, None)
H = Token(idt="H")
H.nextlist += [j_command]
return H
def reduce_5(*args):
return Token(idt="C")
def reduce_37(*args):
X = args[1]
R = Token(idt="R")
R.place = X.place
return R
def reduce_36(*args):
n = args[0]
R = Token(idt="R")
R.place = newtemp()
gen('=', n.value, None, R.place)
return R
def reduce_35(*args):
d = args[0]
R = Token(idt="R")
d.place = d.name
R.place = d.place
return R
def reduce_32(*args):
R = args[0]
G = Token(idt="G")
G.place = R.place
return G
def reduce_6(*args):
return Token(idt="L")
def reduce_39(*args):
S = Token(idt="S")
S.value = '<'
return S
def reduce_8(*args):
A = args[0]
backpatch(A.nextlist, nextstm)
return Token(idt="L")
def reduce_40(*args):
S = Token(idt="S")
S.value = '<='
return S
