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diff src/instab.h @ 0:57495da01900
Initial checking of LWASM
author | lost |
---|---|
date | Fri, 03 Oct 2008 02:44:20 +0000 |
parents | |
children | 34568fab6058 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/instab.h Fri Oct 03 02:44:20 2008 +0000 @@ -0,0 +1,60 @@ +/* + * instab.h + * + * definitions for the instruction table + */ + +#include "lwasm.h" + +#ifndef __instab_h_seen__ +#define __instab_h_seen__ + +#define INSTYPE_INH 0 /* inherent addressing */ +#define INSTYPE_GEN 1 /* general addressing modes */ +#define INSTYPE_GEN8 2 /* general addressing, 8 bit immed */ +#define INSTYPE_GENNOIMM 3 /* no immediate addressing */ +#define INSTYPE_RTOR 4 /* register to register */ +#define INSTYPE_RLIST 5 /* register list */ +#define INSTYPE_REL8 6 /* relative addressing */ +#define INSTYPE_REL16 7 /* 16 bit relative addressing */ +#define INSTYPE_INDEX 8 /* indexed mode only */ +#define INSTYPE_IMM8 9 /* immediate only 8 bit (andcc, cwai) */ +#define INSTYPE_LOGICMEM 10 /* aim/oim/eim/tim */ +#define INSTYPE_BITBIT 11 /* bit to bit ops */ +#define INSTYPE_TFM 12 /* TFM ops */ +#define INSTYPE_GEN32 13 /* general addressing, 32 bit immed */ +#define INSTYPE_PSEUDO 14 /* special handling, pseudo op */ + +#define SPECIAL_EQU 1 /* equ */ +#define SPECIAL_ORG 2 /* org */ +#define SPECIAL_SETDP 3 +#define SPECIAL_FCB 4 +#define SPECIAL_FDB 5 +#define SPECIAL_FQB 6 +#define SPECIAL_FCC 7 +#define SPECIAL_FCS 8 +#define SPECIAL_FCN 9 +#define SPECIAL_RMB 10 +#define SPECIAL_ALIGN 11 +#define SPECIAL_END 12 +#define SPECIAL_INCLUDE 13 +#define SPECIAL_ENDM 14 +#define SPECIAL_ENDC 15 +#define SPECIAL_MACRO 16 +#define SPECIAL_COND 17 +#define SPECIAL_ELSE 18 + +typedef struct +{ + char *opcode; /* the mneumonic */ + int ops[4]; /* opcode values for up to four addr modes */ + int instype; /* type of instruction (see above) */ + int specialnum; /* type of special instruction */ + void (*opfn)(asmstate_t *as, sourceline_t *cl, char **optr); +} instab_t; + +#ifndef __instab_c_seen__ +extern instab_t instab[]; +#endif //__instab_c_seen__ + +#endif //__instab_h_seen__