struct Symbol* and_expression(struct AndExpression* node)
{
if (node->type == 0)
return equality_expression(node->equalityExpression);
struct Symbol* symbol1 = load_symbol(and_expression(node->andExpression));
struct Symbol* symbol2 = load_symbol(equality_expression(node->equalityExpression));
return and_symbol(symbol1, symbol2, node->type);
}
bool is_and(object *exp) {
return is_tagged_list(exp, and_symbol());
}
struct Symbol* assignment_expression(struct AssignmentExpression* node)
{
if (node->type == 0)
return conditional_expression(node->conditionalExpression);
// to do
struct Symbol* orig_symbol;
struct Symbol* symbol2 = load_symbol(assignment_expression(node->assignmentExpression));
struct Symbol* symbol1 = unary_expression(node->unaryExpression, &orig_symbol);
struct Symbol* symbol3 = 0;
int specifier = symbol1->specifier;
test_changeable(orig_symbol);
if (node->assignmentOperator > 1)
{
switch (node->assignmentOperator) {
case 2:
symbol3 = multiplicative_symbol(symbol1, symbol2, 1);
break;
case 3:
symbol3 = multiplicative_symbol(symbol1, symbol2, 2);
break;
case 4:
symbol3 = multiplicative_symbol(symbol1, symbol2, 3);
break;
case 5:
symbol3 = additive_symbol(symbol1, symbol2, 1);
break;
case 6:
symbol3 = additive_symbol(symbol1, symbol2, 2);
break;
case 7:
symbol3 = shift_symbol(symbol1, symbol2, 1);
break;
case 8:
symbol3 = shift_symbol(symbol1, symbol2, 2);
break;
case 9:
symbol3 = and_symbol(symbol1, symbol2, 1);
break;
case 10:
symbol3 = exclusive_or_symbol(symbol1, symbol2, 1);
break;
case 11:
symbol3 = inclusive_or_symbol(symbol1, symbol2, 1);
break;
default:
break;
}
}
else
symbol3 = symbol2;
symbol3 = cast_symbol(symbol3, orig_symbol->specifier, orig_symbol->stars);
ADDSTRING(" store ");
code_gen_type_specifier(symbol1->specifier,0,symbol1->length,symbol1->stars);
ADDSTRING(" ");
code_gen_symbol('%', symbol3);
ADDSTRING(", ");
code_gen_type_specifier(orig_symbol->specifier,0,orig_symbol->length,orig_symbol->stars);
ADDSTRING("* ");
code_gen_symbol('%',orig_symbol);
ADDSTRING(", align ");
int l = len_gen_type_specifier(specifier);
sprintf(buf, "%d", l);
ADDSTRING(buf);
ADDSTRING("\n");
return symbol3;
}