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view lwasm/pass7.c @ 393:f2decd9b276d
Fix minor error in string parsing
Growing a buffer by 32 bytes and then only saying the buffer grew by one
byte is not exactly efficient. While not strictly broken, it's dumb. Fix it
to actually count the 32 bytes.
author | William Astle <lost@l-w.ca> |
---|---|
date | Tue, 14 Jul 2015 23:12:24 -0600 |
parents | 71f507f404f1 |
children |
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/* 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); } } } } }