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root/cebix/BasiliskII/src/uae_cpu/readcpu.h
Revision: 1.2
Committed: 1999-10-28T15:33:25Z (25 years, 1 month ago) by cebix
Content type: text/plain
Branch: MAIN
CVS Tags: snapshot-13072000, snapshot-22121999, snapshot-17022001, release-0_8-1, snapshot-02111999
Changes since 1.1: +1 -0 lines
Log Message:
- added some 68040 instructions: CINV, CPUSH, MOVE16 (Ax)+,(Ay)+, MOVEC regs,
  and FPU state frames; enough to boot MacOS
- CPU type can be selected in GTK prefs editor

File Contents

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