From eacde9d0818dac743bc5c2562e35f0a6e949327e Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 9 Apr 2001 04:55:59 +0000 Subject: Update. 2001-04-08 Hans-Peter Nilsson * sysdeps/unix/sysv/linux/cris/Dist: New file. * sysdeps/unix/sysv/linux/cris/Makefile: New file. * sysdeps/unix/sysv/linux/cris/_G_config.h: New file. * sysdeps/unix/sysv/linux/cris/bits/fcntl.h: New file. * sysdeps/unix/sysv/linux/cris/bits/mman.h: New file. * sysdeps/unix/sysv/linux/cris/bits/resource.h: New file. * sysdeps/unix/sysv/linux/cris/brk.c: New file. * sysdeps/unix/sysv/linux/cris/chown.c: New file. * sysdeps/unix/sysv/linux/cris/clone.S: New file. * sysdeps/unix/sysv/linux/cris/fchown.c: New file. * sysdeps/unix/sysv/linux/cris/fcntl.c: New file. * sysdeps/unix/sysv/linux/cris/fxstat.c: New file. * sysdeps/unix/sysv/linux/cris/getegid.c: New file. * sysdeps/unix/sysv/linux/cris/geteuid.c: New file. * sysdeps/unix/sysv/linux/cris/getgid.c: New file. * sysdeps/unix/sysv/linux/cris/getgroups.c: New file. * sysdeps/unix/sysv/linux/cris/getresgid.c: New file. * sysdeps/unix/sysv/linux/cris/getresuid.c: New file. * sysdeps/unix/sysv/linux/cris/getrlimit.c: New file. * sysdeps/unix/sysv/linux/cris/getrlimit64.c: New file. * sysdeps/unix/sysv/linux/cris/getuid.c: New file. * sysdeps/unix/sysv/linux/cris/lchown.c: New file. * sysdeps/unix/sysv/linux/cris/lockf64.c: New file. * sysdeps/unix/sysv/linux/cris/lxstat.c: New file. * sysdeps/unix/sysv/linux/cris/mmap.S: New file. * sysdeps/unix/sysv/linux/cris/mmap64.S: New file. * sysdeps/unix/sysv/linux/cris/msgctl.c: New file. * sysdeps/unix/sysv/linux/cris/profil-counter.h: New file. * sysdeps/unix/sysv/linux/cris/register-dump.h: New file. * sysdeps/unix/sysv/linux/cris/semctl.c: New file. * sysdeps/unix/sysv/linux/cris/setegid.c: New file. * sysdeps/unix/sysv/linux/cris/seteuid.c: New file. * sysdeps/unix/sysv/linux/cris/setfsgid.c: New file. * sysdeps/unix/sysv/linux/cris/setfsuid.c: New file. * sysdeps/unix/sysv/linux/cris/setgid.c: New file. * sysdeps/unix/sysv/linux/cris/setgroups.c: New file. * sysdeps/unix/sysv/linux/cris/setregid.c: New file. * sysdeps/unix/sysv/linux/cris/setresgid.c: New file. * sysdeps/unix/sysv/linux/cris/setresuid.c: New file. * sysdeps/unix/sysv/linux/cris/setreuid.c: New file. * sysdeps/unix/sysv/linux/cris/setrlimit.c: New file. * sysdeps/unix/sysv/linux/cris/setuid.c: New file. * sysdeps/unix/sysv/linux/cris/shmctl.c: New file. * sysdeps/unix/sysv/linux/cris/socket.S: New file. * sysdeps/unix/sysv/linux/cris/sys/ucontext.h: New file. * sysdeps/unix/sysv/linux/cris/syscall.S: New file. * sysdeps/unix/sysv/linux/cris/sysdep.S: New file. * sysdeps/unix/sysv/linux/cris/sysdep.h: New file. * sysdeps/unix/sysv/linux/cris/vfork.S: New file. * sysdeps/unix/sysv/linux/cris/xstat.c: New file. 2001-04-08 Hans-Peter Nilsson * sysdeps/cris/Dist: New file. * sysdeps/cris/Implies: New file. * sysdeps/cris/Makefile: New file. * sysdeps/cris/__longjmp.S: New file. * sysdeps/cris/_mcount.S: New file. * sysdeps/cris/bits/endian.h: New file. * sysdeps/cris/bits/setjmp.h: New file. * sysdeps/cris/bits/string.h: New file. * sysdeps/cris/dl-machine.h: New file. * sysdeps/cris/elf/start.S: New file. * sysdeps/cris/machine-gmon.h: New file. * sysdeps/cris/memcopy.h: New file. * sysdeps/cris/memusage.h: New file. * sysdeps/cris/setjmp.S: New file. * sysdeps/cris/sysdep.h: New file. * sysdeps/cris/wordcopy.c: New file. 2001-04-08 Hans-Peter Nilsson * elf/elf.h: Add new relocations for CRIS. 2001-04-08 Hans-Peter Nilsson * shlib-versions: Add cases for Linux on CRIS. 2001-04-08 Hans-Peter Nilsson * configure.in (ASM_LINE_SEP tests): Handle CRIS assembly, with ';' for comments and '@' for line separator. 2001-04-08 Hans-Peter Nilsson * sysdeps/unix/sysv/linux/hppa/sysdep.h (INLINE_SYSCALL): Fix typo; s/==/=/ for assignment. 2001-04-08 Hans-Peter Nilsson * malloc/Makefile: Correct comment; mtrace is Perl, not AWK. 2001-04-08 Hans-Peter Nilsson * iconv/gconv_simple.c (internal_ucs4_loop_unaligned): Check for empty input before checking full output. 2001-04-08 Hans-Peter Nilsson * iconv/gconv.c (__gconv): Don't derefer parameter cd before checking if == -1L. 2001-04-08 Ulrich Drepper * inet/rexec.c (rexec_af): Avoid calling perror with errno being set. --- sysdeps/unix/sysv/linux/cris/clone.S | 88 ++++++++++++++++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 sysdeps/unix/sysv/linux/cris/clone.S (limited to 'sysdeps/unix/sysv/linux/cris/clone.S') diff --git a/sysdeps/unix/sysv/linux/cris/clone.S b/sysdeps/unix/sysv/linux/cris/clone.S new file mode 100644 index 0000000000..c501c86627 --- /dev/null +++ b/sysdeps/unix/sysv/linux/cris/clone.S @@ -0,0 +1,88 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include +#define _ERRNO_H 1 +#include + +/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */ + + .syntax no_register_prefix + + .text +ENTRY (__clone) + /* Sanity check arguments: No NULL function pointers. Allow a NULL + stack pointer though; it makes the kernel allocate stack. */ + test.d r10 + beq 1f + nop + + /* We need to muck with a few registers. */ + movem r1,[sp=sp-8] + + /* Save the function pointer and argument. We can't save them + onto the new stack since it can be NULL. */ + move.d r10,r0 + move.d r13,r1 + + /* Move the other arguments into place for the system call. */ + move.d r11,r10 + move.d r12,r11 + + /* Do the system call. */ + movu.w SYS_ify (clone),r9 + break 13 + test.d r10 + beq .Lthread_start + nop + + /* Jump to error handler if we get (unsigned) -4096 .. 0xffffffff. */ + cmps.w -4096,r10 + bhs 0f + movem [sp+],r1 + + /* In parent, successful return. (Avoid using "ret" - it's a macro.) */ + Ret + nop + +.Lthread_start: + /* Terminate frame pointers here. */ + moveq 0,r8 + + /* I've told you once. */ + move.d r1,r10 + jsr r0 + + SETUP_PIC + PLTCALL (_exit) + + /* Die horribly. */ + test.d [6809] + + /* Stop the unstoppable. */ +9: + ba 9b + nop + +/* Local error handler. */ +1: + movs.w -EINVAL,r10 + /* Drop through into the ordinary error handler. */ +PSEUDO_END (__clone) + +weak_alias (__clone, clone) -- cgit 1.4.1