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/* $Id$ */
/*
* Copyright (c) 2012 Dimitri Sokolyuk <demon@dim13.org>
*
* 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 INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, dATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef _DCPU16_H
#define _DCPU16_H
enum { A, B, C, X, Y, Z, I, J, PC, SP, EX, IA,
Aux, nReg };
enum { EXT, SET, ADD, SUB, MUL, MLI, DIV, DVI,
MOD, MDI, AND, BOR, XOR, SHR, ASR, SHL,
IFB, IFC, IFE, IFN, IFG, IFA, IFL, IFU,
ADX = 0x1a, SBX,
STI = 0x1e, STD, nOpt };
enum { NOP, JSR, BRK,
HCF = 0x07, INT, IAG, IAS, IAP, IAQ,
HWN = 0x10, HWQ, HWI, nExt };
#define MEMSZ 0x10000
#define DISP 0x8000
#define DISPEND 0x8180
#define CHARS 0x8180
#define CHAREND 0x8280
#define BORDER 0x8280
#define KEYB 0x9000
#define KEYP 0x9010
/* display: 32x12 (128x96) + 16 pixel boarder, font 8x4 */
unsigned short *compile(FILE *, size_t);
int step(unsigned short *, unsigned short *);
void tuiemu(unsigned short *, unsigned short *);
void guiemu(unsigned short *, unsigned short *);
void dumpcode(unsigned short *, unsigned short *);
#endif
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