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
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__