2 * Simulator of microcontrollers (regsz80.h)
4 * some z80 code base from Karl Bongers karl@turbobit.com
6 * Copyright (C) 1999,99 Drotos Daniel, Talker Bt.
8 * To contact author send email to drdani@mazsola.iit.uni-miskolc.hu
12 /* This file is part of microcontroller simulator: ucsim.
14 UCSIM is free software; you can redistribute it and/or modify
15 it under the terms of the GNU General Public License as published by
16 the Free Software Foundation; either version 2 of the License, or
17 (at your option) any later version.
19 UCSIM is distributed in the hope that it will be useful,
20 but WITHOUT ANY WARRANTY; without even the implied warranty of
21 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 GNU General Public License for more details.
24 You should have received a copy of the GNU General Public License
25 along with UCSIM; see the file COPYING. If not, write to the Free
26 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
30 #ifndef REGHC08_HEADER
31 #define REGHC08_HEADER
38 #ifdef WORDS_BIGENDIAN
47 #define DEF_REGPAIR(BIGNAME,smallname) \
50 struct t_regpair smallname; \
63 #define BIT_C 0x01 // carry status(out of bit 7)
64 #define BIT_Z 0x02 // zero status, 1=zero, 0=nonzero
65 #define BIT_N 0x04 // sign, 1=negative, 0=positive (or zero)
66 #define BIT_I 0x08 // interrupt mask, 1=disabled, 0=enabled
67 #define BIT_H 0x10 // half carry status(out of bit 3)
68 #define BIT_V 0x80 // signed overflow, 1=overflow
69 #define BIT_ALL (BIT_C |BIT_Z |BIT_N |BIT_I |BIT_H |BIT_V) // all bits
71 #define BITPOS_C 0 // 1
72 #define BITPOS_Z 1 // 2H
73 #define BITPOS_N 2 // 4H
74 #define BITPOS_I 3 // 8H
75 #define BITPOS_H 4 // 10H
76 #define BITPOS_V 7 // 80H
80 /* End of hc08.src/regshc08.h */