sdcc/sdas/as8xcxxx/ds8.h

   1 /* ds8.h */
   2
   3 /*
   4  *  Copyright (C) 1998-2009  Alan R. Baldwin
   5  *
   6  *  This program is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  *
  20  * Alan R. Baldwin
  21  * 721 Berkeley St.
  22  * Kent, Ohio  44240
  23  *
  24  *   This Assember Ported by
  25  *      jhartman at compuserve dot com
  26  *      noice at noicedebugger dot com
  27  *
  28  *   Modified from i51pst.c
  29  *      Bill McKinnon
  30  *      w_mckinnon at conknet dot com
  31  *
  32  */
  33
  34 /*)BUILD
  35         $(PROGRAM) =    AS8XCXXX
  36         $(INCLUDE) = {
  37                 ASXXXX.H
  38                 DS8.H
  39         }
  40         $(FILES) = {
  41                 DS8MCH.C
  42                 DS8ADR.C
  43                 DS80PST.C
  44                 ASMAIN.C
  45                 ASDBG.C
  46                 ASLEX.C
  47                 ASSYM.C
  48                 ASSUBR.C
  49                 ASEXPR.C
  50                 ASDATA.C
  51                 ASLIST.C
  52                 ASOUT.C
  53         }
  54         $(STACK) = 3000
  55 */
  56
  57 /* Addressing modes */
  58 #define S_A      30             /* A */
  59 /* #define S_B   31 */          /* B */
  60 #define S_C      32             /* C (carry) */
  61 #define S_RAB    33             /* AB */
  62 #define S_DPTR   34             /* DPTR */
  63 #define S_REG    35             /* Register R0-R7 */
  64 #define S_IMMED  36             /* immediate */
  65 #define S_DIR    37             /* direct */
  66 #define S_EXT    38             /* extended */
  67 #define S_PC     39             /* PC (for addressing mode) */
  68
  69 #define S_AT_R   40             /* @R0 or @R1 */
  70 #define S_AT_DP  41             /* @DPTR */
  71 #define S_AT_APC 42             /* @A+PC */
  72 #define S_AT_ADP 43             /* @A+DPTR */
  73 #define S_NOT_BIT 44             /* /BIT (/DIR) */
  74
  75 /*
  76  * Symbol types.
  77  */
  78 #define S_INH   50              /* One byte inherent */
  79 #define S_JMP11 51              /* Jump and call 11 bit. */
  80 #define S_JMP16 52              /* Jump and call 16 bit */
  81 #define S_ACC   53              /* Accumulator */
  82 #define S_TYP1  54              /* Type 1 (inc and dec) */
  83 #define S_TYP2  55              /* Type 2 (arith ops) */
  84 #define S_TYP3  56              /* Type 3 (logic ops) */
  85 #define S_TYP4  57              /* Type 4 (XCH) */
  86 #define S_MOV   58              /* MOV */
  87 #define S_BITBR 59              /* bit branch */
  88 #define S_BR    60              /* branch */
  89 #define S_ACBIT 61              /* CLR, CPL */
  90 #define S_CJNE  62              /* CJNE */
  91 #define S_DJNZ  63              /* DJNZ */
  92 #define S_JMP   64              /* JMP */
  93 #define S_MOVC  65              /* MOVC */
  94 #define S_MOVX  66              /* MOVX */
  95 #define S_AB    67              /* AB (div and mul) */
  96 #define S_CPL   68              /* CPL */
  97 #define S_SETB  69              /* SETB */
  98 #define S_DIRECT 70             /* DIRECT (pusha and pop) */
  99 #define S_XCHD  71              /* XCHD */
 100
 101 #define S_AMODE 90              /* address mode directive */
 102
 103 #define S_CPU   91              /* Machines */
 104
 105 /*
 106  * Processor Types (S_CPU)
 107  */
 108 #define X_DS______      0
 109 #define X_DS8XCXXX      1
 110 #define X_DS80C310      2
 111 #define X_DS80C320      3
 112 #define X_DS80C323      4
 113 #define X_DS80C390      5
 114 #define X_DS83C520      6
 115 #define X_DS83C530      7
 116 #define X_DS83C550      8
 117 #define X_DS87C520      9
 118 #define X_DS87C530      10
 119 #define X_DS87C550      11
 120
 121 /*
 122  * Registers.  Value  == address in RAM, except for PC
 123  */
 124 #define R0      0
 125 #define R1      1
 126 #define R2      2
 127 #define R3      3
 128 #define R4      4
 129 #define R5      5
 130 #define R6      6
 131 #define R7      7
 132 #define A       0xE0
 133 #define DPTR    0x82
 134 #define PC      0xFF            /* dummy number for register ID only */
 135 #define AB      0xFE            /* dummy number for register ID only */
 136 #define C       0xFD            /* dummy number for register ID only */
 137
 138 struct adsym
 139 {
 140         char    a_str[5];       /* addressing string (length for DPTR+null)*/
 141         int     a_val;          /* addressing mode value */
 142 };
 143
 144 /* pre-defined symbol structure: name, value, processor type */
 145 struct PreDef
 146 {
 147    char *id;            /* ARB */
 148    int  value;
 149    int  ptype;
 150 };
 151 extern struct PreDef preDef[];
 152
 153 /*
 154  * Assembler Types
 155  */
 156 #define DS______        (0x00000000)
 157 #define DS8XCXXX        (0x00000001)
 158 #define DS80C310        (0x00000002)
 159 #define DS80C320        (0x00000004)
 160 #define DS80C323        (0x00000008)
 161 #define DS80C390        (0x00000010)
 162 #define DS83C520        (0x00000100)
 163 #define DS83C530        (0x00000200)
 164 #define DS83C550        (0x00000400)
 165 #define DS87C520        (0x00001000)
 166 #define DS87C530        (0x00002000)
 167 #define DS87C550        (0x00004000)
 168
 169         /* machine dependent functions */
 170
 171 #define DS_CPU  "Dallas Semiconductor"
 172
 173 #ifdef  OTHERSYSTEM
 174
 175         /* ds8adr.c */
 176 extern  struct  adsym   reg51[];
 177 extern  int             addr(struct expr *esp);
 178 extern  int             admode(struct adsym *sp);
 179 extern  int             any(int c, char *str);
 180 extern  int             srch(char *str);
 181 extern  int             reg(void);
 182
 183         /* ds8mch.c */
 184 extern  VOID            machine(struct mne *mp);
 185 extern  int             mchpcr(struct expr *esp);
 186 extern  VOID            minit(void);
 187
 188 #else
 189
 190         /* ds8adr.c */
 191 extern  struct  adsym   reg51[];
 192 extern  int             addr();
 193 extern  int             admode();
 194 extern  int             any();
 195 extern  int             srch();
 196 extern  int             reg();
 197
 198         /* ds8mch.c */
 199 extern  VOID            machine();
 200 extern  int             mchpcr();
 201 extern  VOID            minit();
 202
 203 #endif