Mercurial > hg > index.cgi
view lwasm/input.h @ 283:210d261a614d
Make byte overflow detection for indexing work better
There are *two* places where indexed addressing is calculated - lea style
instructions and general addressing instructions. Actually check for byte
overflows in both places. Also, extend byte overflow checking to all 8 bit
offsets from index registers, not just PCR.
author | William Astle <lost@l-w.ca> |
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date | Mon, 02 Sep 2013 10:49:57 -0600 |
parents | 3864d96ee8c7 |
children | 8e25147c2aa8 |
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/* input.h 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/>. */ #ifndef ___input_h_seen___ #define ___input_h_seen___ #include "lwasm.h" typedef struct { int magic; } input_stack_entry; extern void input_stack_push(asmstate_t *as, input_stack_entry *se); extern input_stack_entry *input_stack_pop(asmstate_t *as, int magic, int (*fn)(input_stack_entry *e, void *data), void *data); extern void input_init(asmstate_t *as); extern void input_openstring(asmstate_t *as, char *s, char *str); extern void input_open(asmstate_t *as, char *s); extern char *input_readline(asmstate_t *as); extern char *input_curspec(asmstate_t *as); extern FILE *input_open_standalone(asmstate_t *as, char *s, char **rfn); struct ifl { const char *fn; struct ifl *next; }; extern struct ifl *ifl_head; #endif