dcc/include/state.h
2012-02-29 00:59:19 +01:00

31 lines
1.0 KiB
C

/****************************************************************************
* dcc project header
* (C) Cristina Cifuentes, Mike van Emmerik
****************************************************************************/
#pragma once
#include <stdint.h>
#include <cstring>
#include "Enums.h"
/* STATE TABLE */
struct STATE
{
uint32_t IP; /* Offset into Image */
int16_t r[INDEXBASE]; /* Value of segs and AX */
uint8_t f[INDEXBASE]; /* True if r[.] has a value */
struct
{ /* For case stmt indexed reg */
uint8_t regi; /* Last conditional jump */
int16_t immed; /* Contents of the previous register */
} JCond;
void setState(uint16_t reg, int16_t value);
void checkStartup();
STATE() : IP(0)
{
JCond.immed=0;
memset(r,0,sizeof(int16_t)*INDEXBASE);
memset(f,0,sizeof(uint8_t)*INDEXBASE);
}
};