46 lines
939 B
C
46 lines
939 B
C
#include <stdio.h>
|
|
|
|
/*
|
|
Copyright (c) 2021 Devine Lu Linvega
|
|
|
|
Permission to use, copy, modify, and distribute this software for any
|
|
purpose with or without fee is hereby granted, provided that the above
|
|
copyright notice and this permission notice appear in all copies.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
WITH REGARD TO THIS SOFTWARE.
|
|
*/
|
|
|
|
typedef unsigned char Uint8;
|
|
typedef unsigned short Uint16;
|
|
|
|
typedef struct {
|
|
Uint8 ptr;
|
|
Uint8 dat[256];
|
|
} Stack8;
|
|
|
|
typedef struct {
|
|
Uint8 ptr;
|
|
Uint16 dat[256];
|
|
} Stack16;
|
|
|
|
typedef struct {
|
|
Uint16 ptr;
|
|
Uint8 dat[65536];
|
|
} Memory;
|
|
|
|
typedef struct {
|
|
Uint8 literal, status;
|
|
Uint16 counter, vreset, vframe, verror;
|
|
Stack8 wst;
|
|
Stack16 rst;
|
|
Memory ram;
|
|
} Cpu;
|
|
|
|
int error(Cpu *c, char *name, int id);
|
|
int load(Cpu *c, FILE *f);
|
|
int boot(Cpu *c);
|
|
void echof(Cpu *c);
|
|
void echom(Memory *m, Uint8 len, char *name);
|
|
void echos(Stack8 *s, Uint8 len, char *name);
|