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diff lwasm/instab.h @ 0:2c24602be78f
Initial import from lwtools 3.0.1 version, with new hand built build system and file reorganization
author | lost@l-w.ca |
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date | Wed, 19 Jan 2011 22:27:17 -0700 |
parents | |
children | 697bc543368c |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/lwasm/instab.h Wed Jan 19 22:27:17 2011 -0700 @@ -0,0 +1,58 @@ +/* +instab.h +Copyright © 2008 William Astle + +This file is part of LWASM. + +LWASM is free software: you can redistribute it and/or modify it under the +terms of the GNU General Public License as published by the Free Software +Foundation, either version 3 of the License, or (at your option) any later +version. + +This program is distributed in the hope that it will be useful, but WITHOUT +ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for +more details. + +You should have received a copy of the GNU General Public License along with +this program. If not, see <http://www.gnu.org/licenses/>. + + +Contains definitions for the instruction table +*/ + +#ifndef __instab_h_seen__ +#define __instab_h_seen__ + +#include "lwasm.h" + +typedef struct +{ + char *opcode; /* the mneumonic */ + int ops[4]; /* opcode values for up to four addr modes */ + void (*parse)(asmstate_t *as, line_t *l, char **optr); /* parse operand for insn */ + void (*resolve)(asmstate_t *as, line_t *l, int force); /* resolve instruction to code */ + void (*emit)(asmstate_t *as, line_t *l); /* resolve instruction to code */ + int flags; /* flag for this instruction */ +} instab_t; + +enum +{ + lwasm_insn_cond = 1, /* conditional instruction */ + lwasm_insn_endm = 2, /* end of macro */ + lwasm_insn_setsym = 4, /* insn sets symbol address */ + lwasm_insn_is6309 = 8, /* insn is 6309 only */ + lwasm_insn_struct = 16, /* insn allowed in a struct */ + lwasm_insn_normal = 0 +}; + + +#define PARSEFUNC(fn) void (fn)(asmstate_t *as, line_t *l, char **p) +#define RESOLVEFUNC(fn) void (fn)(asmstate_t *as, line_t *l, int force) +#define EMITFUNC(fn) void (fn)(asmstate_t *as, line_t *l) + +#ifndef __instab_c_seen__ +extern instab_t instab[]; +#endif //__instab_c_seen__ + +#endif //__instab_h_seen__