def eq_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None:
exit(56)
if symb1_type == 'nil' or symb2_type == 'nil':
if symb1_type == symb2_type:
var_frame[var_name] = tuple(['bool', True])
else:
var_frame[var_name] = tuple(['bool', False])
elif symb1_type != symb2_type:
exit(53)
elif symb1_type == 'bool':
var_frame[var_name] = tuple(
['bool', str(symb1_value) == str(symb2_value)])
elif symb1_type == 'string':
symb1_value = replace_escape_sequences(symb1_value)
symb2_value = replace_escape_sequences(symb2_value)
var_frame[var_name] = tuple(['bool', symb1_value == symb2_value])
elif symb1_type == 'int':
var_frame[var_name] = tuple(['bool', symb1_value == symb2_value])
else:
exit(53)
def jumpifneq_i(interpret: i.Interpret, instruction):
label_name = list(instruction)[0].text
if label_name not in interpret.label_dict.keys():
exit(52)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None:
exit(56)
if symb1_type == 'nil' or symb2_type == 'nil':
if symb1_type != symb2_type:
interpret.inst_index = interpret.label_dict[label_name]
elif symb1_type != symb2_type:
exit(53)
elif symb1_type == 'bool':
if str(symb1_value) != str(symb2_value):
interpret.inst_index = interpret.label_dict[label_name]
elif symb1_type == 'string':
symb1_value = replace_escape_sequences(symb1_value)
symb2_value = replace_escape_sequences(symb2_value)
if symb1_value != symb2_value:
interpret.inst_index = interpret.label_dict[label_name]
elif symb1_type == 'int':
if symb1_value != symb2_value:
interpret.inst_index = interpret.label_dict[label_name]
else:
exit(53)
def concat_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None:
exit(56)
if symb1_type != 'string' or symb2_type != 'string':
exit(53)
var_frame[var_name] = tuple([symb1_type, symb1_value + symb2_value])
def getchar_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None:
exit(56)
if symb1_type != 'string' or symb2_type != 'int':
exit(53)
if 0 > symb2_value or symb2_value > len(symb1_value) - 1:
exit(58)
var_frame[var_name] = tuple([symb1_type, symb1_value[symb2_value]])
def mul_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_val = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_val = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_val is None or symb2_val is None:
exit(56)
if symb1_type != 'int' or symb2_type != 'int':
exit(53)
result = symb1_val * symb2_val
var_frame[var_name] = tuple([symb1_type, result])
def move_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
if symb1_value is None:
exit(56)
var_frame[var_name] = tuple([symb1_type, symb1_value])
def stri2int_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None:
exit(56)
if symb1_type != 'string' or symb2_type != 'int':
exit(53)
if 0 > symb2_value or symb2_value > len(symb1_value) - 1:
exit(58)
try:
var_frame[var_name] = tuple(['int', ord(symb1_value[symb2_value])])
except:
exit(58) # mozna jiny kod, neni specifikovano jak se ma ukoncit
def strlen_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_val = interpret.get_type_and_value_of_symb(
list(instruction)[1])
if symb1_val is None:
exit(56)
if symb1_type != 'string':
exit(53)
var_frame[var_name] = tuple(['int', len(symb1_val)])
def setchar_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
var_type, var_value = interpret.get_type_and_value_of_var(
list(instruction)[0])
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
symb2_type, symb2_value = interpret.get_type_and_value_of_symb(
list(instruction)[2])
if symb1_value is None or symb2_value is None or var_value is None:
exit(56)
if symb1_type != 'int' or symb2_type != 'string' or var_type != 'string':
exit(53)
if 0 > symb1_value or symb1_value > len(var_value) - 1 or len(
symb2_value) == 0:
exit(58)
symb2_value = replace_escape_sequences(symb2_value)
result = var_value[:symb1_value] + symb2_value[0] + var_value[symb1_value +
1:]
var_frame[var_name] = tuple([symb2_type, result])
def exit_i(interpret: i.Interpret, instruction):
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[0])
if symb1_value is None:
exit(56)
if symb1_type != 'int':
exit(53)
if 0 <= symb1_value <= 49:
exit(symb1_value)
else:
exit(57)
def type_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_val = interpret.get_type_and_value_of_symb(
list(instruction)[1])
if symb1_type in ['int', 'nil', 'bool']:
symb1_val = symb1_type
elif symb1_val is None:
symb1_val = ''
else:
symb1_val = 'string'
var_frame[var_name] = tuple(['string', symb1_val])
def int2char_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
if symb1_value is None:
exit(56)
if symb1_type != 'int':
exit(53)
try:
symb1_value = chr(symb1_value)
except:
exit(58)
var_frame[var_name] = tuple(['string', symb1_value])
def dprint_i(interpret: i.Interpret, instruction):
symb_type, symb_value = interpret.get_type_and_value_of_symb(
list(instruction)[0])
if symb_value is None:
exit(56)
if symb_type == 'nil':
print('', file=sys.stderr, end='')
elif symb_type == 'bool':
print(str(symb_value).lower(), file=sys.stderr, end='')
elif symb_type == 'string':
symb_value = replace_escape_sequences(symb_value)
print(symb_value, file=sys.stderr, end='')
else:
print(symb_value, file=sys.stderr, end='')
def read_i(interpret: i.Interpret, instruction):
var_frame, var_name = var_prepare(instruction, interpret)
symb1_type, symb1_value = interpret.get_type_and_value_of_symb(
list(instruction)[1])
if symb1_value is None:
exit(56)
if symb1_type != 'type' or symb1_value not in ['int', 'bool', 'string']:
exit(53)
if interpret.input_data is not None:
try:
read_input = interpret.input_data.pop(0)
read_input = read_input.rstrip('\n\r')
except:
symb1_value = 'nil'
read_input = 'nil'
else:
try:
read_input = input()
except:
symb1_value = 'nil'
read_input = 'nil'
try:
if symb1_value == 'int':
try:
read_input = int(read_input)
except:
read_input = 'nil'
symb1_value = 'nil'
elif symb1_value == 'string':
try:
read_input = str(read_input)
except:
read_input = 'nil'
symb1_value = 'nil'
elif symb1_value == 'bool':
read_input = read_input.lower()
if read_input == 'true':
read_input = True
else:
read_input = False
except:
symb1_value = 'nil'
read_input = 'nil'
var_frame[var_name] = tuple([symb1_value, read_input])
def pushs_i(interpret: i.Interpret, instruction):
symb_type, symb_value = interpret.get_type_and_value_of_symb(
list(instruction)[0])
if symb_value is None:
exit(56)
interpret.data_stack.append(tuple([symb_type, symb_value]))
