def generate_exp_array_code(self, p, temp, temp2, temp3):
p[0] = NonTerminal()
p[0].place = temp
p[0].address = p[3].address
self.variables += 'int ' + temp + ';\n'
self.variables += 'int ' + temp2 + ';\n'
self.variables += 'int ' + temp3 + ';\n'
p[0].code = p[3].code + temp2 + ' = ' + p[3].get_value(
) + ' + 1;\n' + temp3 + ' = ' + p[
1] + " + " + temp2 + ';\n' + temp + " = arr[" + temp3 + "];\n"
def generate_exp_arithmetic_code(self, p, temp, temp2, temp3, q1, q2, q3,
q4, q6, q7):
p[0] = NonTerminal()
p[0].place = temp
self.variables += 'int ' + temp + ';\n'
self.variables += 'int ' + temp2 + ';\n'
self.variables += 'int ' + temp3 + ';\n'
if p[3].address:
q7 = p[3].address
if p[1].code:
p[0].address = p[1].address
elif p[3].code:
p[0].address = q7
else:
p[0].address = q6
if isinstance(p[1], StatementTerminal):
p[0].next_list = p[1].next_list
if isinstance(p[1], LogicTerminal):
p[1].true_list_back_patch(q1)
p[1].false_list_back_patch(q2)
if p[3].code:
next_label = q7
else:
next_label = q6
p[0].code = p[
1].code + q1 + ": " + temp2 + " = 1;\ngoto " + next_label + ";\n" + q2 + ": " + temp2 + " = 0;\n"
p[1].place = temp2
else:
p[0].code = p[1].code
if p[3].code and not p[3].address:
p[0].code += q7 + ": "
if isinstance(p[3], StatementTerminal):
p[0].next_list = p[3].next_list
if isinstance(p[3], LogicTerminal):
p[3].true_list_back_patch(q3)
p[3].false_list_back_patch(q4)
p[0].code += p[
3].code + q3 + ": " + temp3 + " = 1;\ngoto " + q6 + ';\n' + q4 + ": " + temp3 + " = 0;\n"
p[3].place = temp3
else:
p[0].code += p[3].code
p[0].code += q6 + ": " + temp + " = " + p[1].get_value(
) + " " + p[2] + " " + p[3].get_value() + ";\n"
def generate_exp_sub_code(self, p, temp, temp2, q1, q2, q3):
p[0] = NonTerminal()
p[0].place = temp
if p[2].code:
p[0].address = p[2].address
else:
p[0].address = q3
self.variables += 'int ' + temp + ';\n'
self.variables += 'int ' + temp2 + ';\n'
if isinstance(p[2], StatementTerminal):
p[0].next_list = p[2].next_list
if isinstance(p[2], LogicTerminal):
p[2].true_list_back_patch(q1)
p[2].false_list_back_patch(q2)
p[0].code = p[
2].code + q1 + ': ' + temp2 + ' = 1;\ngoto ' + q3 + ';\n' + q2 + ': ' + temp2 + ' = 0;\n'
p[2].place = temp2
else:
p[0].code = p[2].code
p[0].code += q3 + ': ' + temp + ' = ' + p[1] + ' ' + p[2].get_value(
) + ';\n'
def generate_arithmetic_code(self, p, temp, place1='', place3=''):
p[0] = NonTerminal()
p[0].place = temp
p[0].code = p[0].place + " = "
op1_place = place1
op3_place = place3
if place1 == '':
op1_place = p[1].get_value()
if place3 == '':
op3_place = p[3].get_value()
p[0].code += op1_place + " " + p[2] + " " + op3_place
code = '\tint ' + temp + ';\n\t' + p[0].code + ';\n'
self.file.write(code)
self.lineCounter += 2
self.add_nonTerminal_operation(p[0].place, op1_place, op3_place, p[2])
def generate_main_code(self, p, q1, q2):
p[0] = NonTerminal()
p[0].code = """#include <stdio.h>
#include <setjmp.h>
union jmp_buffer_union
{
jmp_buf env_in_buf;
struct {
int env[64];
}env_in_int;
}env;
int arr[(int)1e6];
int arr_p = 0;
int stack_p = (int)1e6 - 1;
int val, index;
#define forward_jmp(position) \\
val = 0; \\
val=setjmp(env.env_in_buf); \\
if(!val) \\
for(index = 0;index < 64;index++) \\
arr[position + index] = env.env_in_int.env[index]
#define back_jmp(position) \\
for(index = 0;index < 64;index++) \\
env.env_in_int.env[index] = arr[position + index]; \\
longjmp(env.env_in_buf, 1)
"""
if p[5].address:
q1 = p[5].address
p[1].next_list_back_patch(q1)
p[5].next_list_back_patch(q2)
if p[5].address:
p[0].code += self.variables + "\nmain()\n{\n" + p[1].code + p[
5].code + q2 + ": return 0;\n}"
else:
p[0].code += self.variables + "\nmain()\n{\n" + p[
1].code + q1 + ": " + p[5].code + q2 + ": return 0;\n}"
print(f'Symbol Table of main')
print('Name\tType\tAddress\tSize')
func_stack = p[5].stack
for i in range(len(func_stack)):
print(f'{func_stack[i]}\t\tint\t\t{self.current_address}\t\t4')
self.current_address += 4
self.output_file.write(p[0].code)
def not_assign(self, p, temp, exp_place=''):
print("%%%%%%")
# print(p[1])
print(p[2])
print("%%%%%%")
p[0] = NonTerminal()
p[0].place = temp
op1_place = exp_place
if exp_place == '':
val = p[2].get_value()
if val.startswith('B'):
val = self.get_bool_result()
op1_place = val
p[0].code = p[0].place + ' = -' + str(op1_place)
print(p[0].code)
code = '\tint ' + temp + ';\n\t' + p[0].code + ';\n'
self.file.write(code)
self.lineCounter += 2
print("#### ", op1_place)
self.add_nonTerminal_assign_not(p[0].place, op1_place)
self.delete_bool_vars()
def generate_arithmetic_code(self, p, temp):
p[0] = NonTerminal()
p[0].place = temp
p[0].code = p[0].place + " = "
p[0].code += str(p[1].get_value()) + " " + p[2] + " " + str(
p[3].get_value())