808af5001f
* lib/libc+tcc-gcc.c: New file: Libc bits for GCC from libc-mes+tcc.c. * lib/libc+tcc-mes.c: New file: Libc bits for MesCC from libc-mes+tcc.c. * lib/libc+tcc.c: New file: Libc bits from libc-mes+tcc.c. * lib/libc.c: New file: Merged from libc-mes.c, libc-gcc.c. (abtoi): New function: Rename from _atoi. * lib/linux+tcc-gcc.c: New file: Linux bits from libc-gcc+tcc.c. * lib/linux+tcc-mes.c: New file: Linux bits from libc-mes+tcc.c. * lib/linux-gcc.c: New file: Linux bits from libc-gcc.c. * lib/linux-mes.c: New file: Linux bits from libc-mes.c. * lib/mini-libc-gcc.c: New file. * lib/mini-libc.c: New file: Libc bits from mini-libc-mes.c. * lib/mini-linux-gcc.c: New file. * lib/mini-linux-mes.c: New file: Linux bits from mini-libc-mes.c. * lib/libc-gcc.c: Remove duplication using include now. * lib/libc-mes.c: Likewise. * lib/mini-libc-mes.c: Likewise. * include/stdio.h (puts)[POSIX]: Remomve macro. (fputc, fputs)[!POSIX]: New macro. (fputc, fputs): Remove declaration. * scaffold/tests/7j-strtoull.c (strtoull, test): Use abtoi. * src/lib.c (fputs)[__MESC__]: Remove define. * guile/guix/make.scm: Update for new library layout. * make.scm: Likewise. * build.sh: Likewise. * install.sh: Likewise.
94 lines
1.9 KiB
C
94 lines
1.9 KiB
C
/* -*-comment-start: "//";comment-end:""-*-
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* Mes --- Maxwell Equations of Software
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* Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
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*
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* This file is part of Mes.
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*
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* Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <setjmp.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <signal.h>
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#include <sys/mman.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include <libc-gcc.c>
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#include <linux+tcc-gcc.c>
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#include <libc+tcc.c>
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#include <getopt.c>
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int errno;
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void
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longjmp (jmp_buf env, int val)
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{
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val = val == 0 ? 1 : val;
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asm ("mov 0xc(%ebp),%eax\n\t" // val
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"mov 0x8(%ebp),%ebp\n\t" // env*
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"mov 0x4(%ebp),%ebx\n\t" // env->__pc
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"mov 0x8(%ebp),%esp\n\t" // env->__sp
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"mov 0x0(%ebp),%ebp\n\t" // env->__bp
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"jmp *%ebx\n\t" // jmp *PC
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);
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// not reached
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exit (42);
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}
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#if 0
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int
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setjmp_debug (jmp_buf env, int val)
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{
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int i;
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#if 1
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i = env->__bp;
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i = env->__pc;
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i = env->__sp;
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#else
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i = env[0].__bp;
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i = env[0].__pc;
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i = env[0].__sp;
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#endif
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return val == 0 ? 1 : val;
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}
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#endif
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int
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setjmp (jmp_buf env)
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{
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int *p = (int*)&env;
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env[0].__bp = p[-2];
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env[0].__pc = p[-1];
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env[0].__sp = (int)&env;
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return 0;
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}
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int
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__udivdi3 (int a, int b)
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{
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return a / b;
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}
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int
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__umoddi3 (int a, int b)
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{
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return a % b;
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}
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