81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/*
|
|
* PDP-8/E Simulator
|
|
*
|
|
* Copyright © 1994-2015 Bernhard Baehr
|
|
*
|
|
* pdp8defines.h - #defines making the PDP8 class from
|
|
* PDP8.h compatible to Bill Haygoods pdp8
|
|
* instruction execution routines
|
|
*
|
|
* This file is part of PDP-8/E Simulator.
|
|
*
|
|
* PDP-8/E Simulator 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.
|
|
*
|
|
* This program 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 <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
|
|
/* Types */
|
|
#define VOID void
|
|
#define REG register
|
|
#define UWORD unsigned short
|
|
#define ULONG unsigned long
|
|
#define LONG long
|
|
#define INT short
|
|
#define UINT unsigned short
|
|
#define BYTE char
|
|
#define UBYTE unsigned char
|
|
|
|
|
|
/* Attributes of the PDP8 class */
|
|
#define base (pdp8->mem)
|
|
#define SR (pdp8->SR)
|
|
#define AC (pdp8->AC)
|
|
#define PC (pdp8->PC)
|
|
#define SC (pdp8->SC)
|
|
#define MQ (pdp8->MQ)
|
|
#define GTF (pdp8->GTF)
|
|
#define IF (pdp8->IF)
|
|
#define IB (pdp8->IB)
|
|
#define W_IB (pdp8->W_IB)
|
|
#define DF (pdp8->DF)
|
|
#define W_DF (pdp8->W_DF)
|
|
#define UF (pdp8->UF)
|
|
#define UB (pdp8->UB)
|
|
#define SF (pdp8->SF)
|
|
#define int_ena (pdp8->IENABLE)
|
|
#define int_inh (pdp8->IINHIBIT)
|
|
#define delay (pdp8->IDELAY)
|
|
#define io_flags (pdp8->IOFLAGS)
|
|
#define int_mask (pdp8->IMASK)
|
|
#define EAE (pdp8->eaeMode)
|
|
#define tsc8 (pdp8->_tsc8)
|
|
#define hw (pdp8->_hw)
|
|
#define INST (pdp8->_state.currInst)
|
|
#define run (pdp8->_state.running)
|
|
|
|
|
|
/* The 12 bits of a PDP-8 word are numered 0-11 from left to right.
|
|
The following defines reflect this numbering. */
|
|
#define BIT0 04000
|
|
#define BIT1 02000
|
|
#define BIT2 01000
|
|
#define BIT3 00400
|
|
#define BIT4 00200
|
|
#define BIT5 00100
|
|
#define BIT6 00040
|
|
#define BIT7 00020
|
|
#define BIT8 00010
|
|
#define BIT9 00004
|
|
#define BIT10 00002
|
|
#define BIT11 00001
|