src/m68000/readcpu.h

   1 /*
   2  * readcpu.h - UAE CPU core
   3  *
   4  * This file is distributed under the GNU Public License, version 3 or at
   5  * your option any later version. Read the file GPLv3 for details.
   6  *
   7  */
   8
   9 #ifndef UAE_READCPU_H
  10 #define UAE_READCPU_H
  11
  12 #include "sysdeps.h"
  13
  14
  15 ENUMDECL {
  16   Dreg, Areg, Aind, Aipi, Apdi, Ad16, Ad8r,
  17   absw, absl, PC16, PC8r, imm, imm0, imm1, imm2, immi, am_unknown, am_illg
  18 } ENUMNAME (amodes);
  19
  20 ENUMDECL {
  21     i_ILLG,
  22
  23     i_OR, i_AND, i_EOR, i_ORSR, i_ANDSR, i_EORSR,
  24     i_SUB, i_SUBA, i_SUBX, i_SBCD,
  25     i_ADD, i_ADDA, i_ADDX, i_ABCD,
  26     i_NEG, i_NEGX, i_NBCD, i_CLR, i_NOT, i_TST,
  27     i_BTST, i_BCHG, i_BCLR, i_BSET,
  28     i_CMP, i_CMPM, i_CMPA,
  29     i_MVPRM, i_MVPMR, i_MOVE, i_MOVEA, i_MVSR2, i_MV2SR,
  30     i_SWAP, i_EXG, i_EXT, i_MVMEL, i_MVMLE,
  31     i_TRAP, i_MVR2USP, i_MVUSP2R, i_RESET, i_NOP, i_STOP, i_RTE, i_RTD,
  32     i_LINK, i_UNLK,
  33     i_RTS, i_TRAPV, i_RTR,
  34     i_JSR, i_JMP, i_BSR, i_Bcc,
  35     i_LEA, i_PEA, i_DBcc, i_Scc,
  36     i_DIVU, i_DIVS, i_MULU, i_MULS,
  37     i_ASR, i_ASL, i_LSR, i_LSL, i_ROL, i_ROR, i_ROXL, i_ROXR,
  38     i_ASRW, i_ASLW, i_LSRW, i_LSLW, i_ROLW, i_RORW, i_ROXLW, i_ROXRW,
  39     i_CHK,i_CHK2,
  40     i_MOVEC2, i_MOVE2C, i_CAS, i_CAS2, i_DIVL, i_MULL,
  41     i_BFTST,i_BFEXTU,i_BFCHG,i_BFEXTS,i_BFCLR,i_BFFFO,i_BFSET,i_BFINS,
  42     i_PACK, i_UNPK, i_TAS, i_BKPT, i_CALLM, i_RTM, i_TRAPcc, i_MOVES,
  43     i_FPP, i_FDBcc, i_FScc, i_FTRAPcc, i_FBcc, i_FSAVE, i_FRESTORE,
  44     i_CINVL, i_CINVP, i_CINVA, i_CPUSHL, i_CPUSHP, i_CPUSHA, i_MOVE16,
  45     i_MMUOP,
  46
  47     MAX_OPCODE_FAMILY                           /* should always be last of the list */
  48 } ENUMNAME (instrmnem);
  49
  50 extern const struct mnemolookup {
  51     instrmnem mnemo;
  52     const char *name;
  53 } lookuptab[];
  54
  55 ENUMDECL {
  56     sz_byte, sz_word, sz_long
  57 } ENUMNAME (wordsizes);
  58
  59 ENUMDECL {
  60     fa_set, fa_unset, fa_zero, fa_one, fa_dontcare, fa_unknown, fa_isjmp,
  61     fa_isbranch
  62 } ENUMNAME (flagaffect);
  63
  64 ENUMDECL {
  65     fu_used, fu_unused, fu_maybecc, fu_unknown, fu_isjmp
  66 } ENUMNAME (flaguse);
  67
  68 ENUMDECL {
  69     bit0, bit1, bitc, bitC, bitf, biti, bitI, bitj, bitJ, bitk, bitK,
  70     bits, bitS, bitd, bitD, bitr, bitR, bitz, bitp, lastbit
  71 } ENUMNAME (bitvals);
  72
  73 struct instr_def {
  74     unsigned int bits;
  75     int n_variable;
  76     char bitpos[16];
  77     unsigned int mask;
  78     int cpulevel;
  79     int plevel;
  80     struct {
  81         unsigned int flaguse:3;
  82         unsigned int flagset:3;
  83     } flaginfo[5];
  84     unsigned char sduse;
  85     const char *opcstr;
  86 };
  87
  88 extern const struct instr_def defs68k[];
  89 extern int n_defs68k;
  90
  91 extern struct instr {
  92     long int handler;
  93     unsigned char dreg;
  94     unsigned char sreg;
  95     signed char dpos;
  96     signed char spos;
  97     unsigned char sduse;
  98     int flagdead:8, flaglive:8;
  99     unsigned int mnemo:8;
 100     unsigned int cc:4;
 101     unsigned int plev:2;
 102     unsigned int size:2;
 103     unsigned int smode:5;
 104     unsigned int stype:3;
 105     unsigned int dmode:5;
 106     unsigned int suse:1;
 107     unsigned int duse:1;
 108     unsigned int unused1:1;
 109     unsigned int clev:3;
 110     unsigned int isjmp:1;
 111     unsigned int unused2:4;
 112 } *table68k;
 113
 114 extern void read_table68k(void);
 115 extern void do_merges(void);
 116 extern int get_no_mismatches(void);
 117 extern int nr_cpuop_funcs;
 118
 119 #endif /* ifndef UAE_READCPU_H */