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Initial checking of LWASM
author lost
date Fri, 03 Oct 2008 02:44:20 +0000
parents
children 34568fab6058
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-1:000000000000 0:57495da01900
1 /*
2 * instab.h
3 *
4 * definitions for the instruction table
5 */
6
7 #include "lwasm.h"
8
9 #ifndef __instab_h_seen__
10 #define __instab_h_seen__
11
12 #define INSTYPE_INH 0 /* inherent addressing */
13 #define INSTYPE_GEN 1 /* general addressing modes */
14 #define INSTYPE_GEN8 2 /* general addressing, 8 bit immed */
15 #define INSTYPE_GENNOIMM 3 /* no immediate addressing */
16 #define INSTYPE_RTOR 4 /* register to register */
17 #define INSTYPE_RLIST 5 /* register list */
18 #define INSTYPE_REL8 6 /* relative addressing */
19 #define INSTYPE_REL16 7 /* 16 bit relative addressing */
20 #define INSTYPE_INDEX 8 /* indexed mode only */
21 #define INSTYPE_IMM8 9 /* immediate only 8 bit (andcc, cwai) */
22 #define INSTYPE_LOGICMEM 10 /* aim/oim/eim/tim */
23 #define INSTYPE_BITBIT 11 /* bit to bit ops */
24 #define INSTYPE_TFM 12 /* TFM ops */
25 #define INSTYPE_GEN32 13 /* general addressing, 32 bit immed */
26 #define INSTYPE_PSEUDO 14 /* special handling, pseudo op */
27
28 #define SPECIAL_EQU 1 /* equ */
29 #define SPECIAL_ORG 2 /* org */
30 #define SPECIAL_SETDP 3
31 #define SPECIAL_FCB 4
32 #define SPECIAL_FDB 5
33 #define SPECIAL_FQB 6
34 #define SPECIAL_FCC 7
35 #define SPECIAL_FCS 8
36 #define SPECIAL_FCN 9
37 #define SPECIAL_RMB 10
38 #define SPECIAL_ALIGN 11
39 #define SPECIAL_END 12
40 #define SPECIAL_INCLUDE 13
41 #define SPECIAL_ENDM 14
42 #define SPECIAL_ENDC 15
43 #define SPECIAL_MACRO 16
44 #define SPECIAL_COND 17
45 #define SPECIAL_ELSE 18
46
47 typedef struct
48 {
49 char *opcode; /* the mneumonic */
50 int ops[4]; /* opcode values for up to four addr modes */
51 int instype; /* type of instruction (see above) */
52 int specialnum; /* type of special instruction */
53 void (*opfn)(asmstate_t *as, sourceline_t *cl, char **optr);
54 } instab_t;
55
56 #ifndef __instab_c_seen__
57 extern instab_t instab[];
58 #endif //__instab_c_seen__
59
60 #endif //__instab_h_seen__