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annotate lwasm/input.h @ 377:67373a053c49

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Add ?rts target for branch instructions Add a ?rts target for branch instructions, which brances to the nearest RTS or inverts the branch logic to branch around a generated RTS. Activated by a pragma "qrts". Thanks to Erik G <erik@6809.org> for the patch.
author William Astle <lost@l-w.ca>
date Mon, 13 Jul 2015 20:50:02 -0600
parents 8e25147c2aa8
children d791d47afc48
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1 /*
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2 input.h
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3
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4 Copyright © 2010 William Astle
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5
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6 This file is part of LWTOOLS.
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7
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8 LWTOOLS is free software: you can redistribute it and/or modify it under the
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9 terms of the GNU General Public License as published by the Free Software
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10 Foundation, either version 3 of the License, or (at your option) any later
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11 version.
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12
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13 This program is distributed in the hope that it will be useful, but WITHOUT
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14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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16 more details.
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17
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18 You should have received a copy of the GNU General Public License along with
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19 this program. If not, see <http://www.gnu.org/licenses/>.
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20 */
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21
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22 #ifndef ___input_h_seen___
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23 #define ___input_h_seen___
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25 #include "lwasm.h"
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26
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27 typedef struct
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28 {
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29 int magic;
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30 } input_stack_entry;
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31
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32 void input_stack_push(asmstate_t *as, input_stack_entry *se);
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33 input_stack_entry *input_stack_pop(asmstate_t *as, int magic, int (*fn)(input_stack_entry *e, void *data), void *data);
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34
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35 void input_init(asmstate_t *as);
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36 void input_openstring(asmstate_t *as, char *s, char *str);
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37 void input_open(asmstate_t *as, char *s);
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38 char *input_readline(asmstate_t *as);
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39 char *input_curspec(asmstate_t *as);
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40 FILE *input_open_standalone(asmstate_t *as, char *s, char **rfn);
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41
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42 struct ifl
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43 {
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44 const char *fn;
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45 struct ifl *next;
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46 };
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47
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48 struct ifl *ifl_head;
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50 #endif