cosmopolitan/libc/stdio/g_stderr_init.S

45 lines
2.5 KiB
ArmAsm

/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program 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; version 2 of the License. │
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, write to the Free Software │
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/sysv/consts/o.h"
#include "libc/dce.h"
#include "libc/calls/calls.h"
#include "libc/sysv/consts/fileno.h"
#include "libc/macros.h"
.source __FILE__
.init.start 400,_init_g_stderr
ezlea g_stderr,ax
push $_IOLBF
pop (%rax) # f.fd
push STDERR_FILENO
pop 12(%rax)
mov O_WRONLY,%edx
mov %edx,4(%rax) # f.iomode
ezlea g_stderr_buf,cx
mov %rcx,24(%rax) # f.buf
movl $BUFSIZ,32(%rax) # f.size
ezlea fwritebuf,cx
ezlea fswritebuf,dx
testb IsMetal()
cmove %rcx,%rdx
mov %rdx,48(%rax) # f.writer
mov %rax,stderr(%rip)
.init.end 400,_init_g_stderr,globl,hidden