msp430emu/emulator/devices/cpu/flag_handler.h

/*
  MSP430 Emulator
  Copyright (C) 2020 Rudolf Geosits (rgeosits@live.esu.edu)

  "MSP430 Emulator" is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  "MSP430 Emulator" is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

#ifndef _FLAG_HANDLER_H_
#define _FLAG_HANDLER_H_

#include <stdint.h>
#include <stdlib.h>
#include "decoder.h"

uint8_t is_overflowed (uint16_t source, uint16_t original_destination,
                       uint16_t *result_addr, uint8_t bw_flag);

uint8_t is_negative (int16_t *result_addr, uint8_t bw_flag);

uint8_t is_zero (uint16_t *result_addr, uint8_t bw_flag);

uint8_t is_carried (uint32_t original_dst_value, uint32_t source_value,
                    uint8_t bw_flag);

#endif