view lwasm/pass7.c @ 481:62720ac9e28d

Exclude extended indirect from operandsizewarning pragma Constant indirect addressing is only available in "extended" variety (16 bits) so make sure no warning appears when plain extended indirect addressing is used.
author William Astle <lost@l-w.ca>
date Wed, 12 Dec 2018 21:18:20 -0700
parents 71f507f404f1
children
line wrap: on
line source

/*
pass7.c

Copyright © 2010 William Astle

This file is part of LWTOOLS.

LWTOOLS 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/>.
*/

#include <stdio.h>
#include <string.h>

#include <lw_alloc.h>
#include <lw_string.h>

#include "lwasm.h"
#include "instab.h"

/*
emit pass

Generate object code
*/
void do_pass7(asmstate_t *as)
{
	line_t *cl;

	for (cl = as -> line_head; cl; cl = cl -> next)
	{
		as -> cl = cl;
		if (cl -> insn != -1)
		{
			if (instab[cl -> insn].emit)
			{
				(instab[cl -> insn].emit)(as, cl);
			}

			if (CURPRAGMA(cl, PRAGMA_TESTMODE))
			{
				char* buf;
				int len;
				lwasm_testflags_t flags;
				lwasm_errorcode_t err;

				lwasm_parse_testmode_comment(cl, &flags, &err, &len, &buf);

				if (flags == TF_ERROR && cl -> err_testmode == 0)
				{
					char s[128];
					sprintf(s, "expected %d but assembled OK", err);
					lwasm_error_testmode(cl, s, 0);
				}

				if (flags == TF_EMIT)
				{
					if (cl -> len != len) lwasm_error_testmode(cl, "incorrect assembly (wrong length)", 0);
					if (memcmp(buf, cl -> output, len) != 0) lwasm_error_testmode(cl, "incorrect assembly", 0);
					lw_free(buf);
				}
			}
		}
	}
}