abCalc/ops/abCOpNot.c

46 lines
680 B
C

/*
abCOpNot.c
By: Jeremy Rand
*/
#include <stdio.h>
#include "abCError.h"
#include "abCStack.h"
#include "expr/abCExpr.h"
#include "expr/abCExprInt.h"
#include "ops/abCOp.h"
#include "ops/abCOpNot.h"
#define NOT_NAME "NOT"
static void notExecute(void);
void abCalcOpNotInit(void)
{
abCalcOpRegister(NOT_NAME, notExecute);
}
void notExecute(void)
{
abCalcExpr result;
AB_CALC_OP_ONE_ARG(NOT_NAME);
if (expr->type != abCalcExprTypeInt) {
abCalcRaiseError(abCalcBadArgTypeError, NOT_NAME);
return;
}
abCalcExprIntSet(&result, ~(expr->u.integer));
abCalcStackExprPop(NULL);
abCalcStackExprPush(&result);
}