glibc/sysdeps/unix/sysv/linux/sparc/sparc64/longjmp.S
Ulrich Drepper e0ea35832e Update.
2001-04-25  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/time.h: Move to...
	* sysdeps/unix/sysv/linux/sparc/bits/time.h: ...here.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/bits/time.h: Remove.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/socket.h: Move to...
	* sysdeps/unix/sysv/linux/sparc/bits/socket.h: ...here.  Adjust
	struct msghdr for __WORDSIZE == 32.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/statvfs.h: Move to...
	* sysdeps/unix/sysv/linux/sparc/bits/statvfs.h: ...here. Adjust
	for __WORDSIZE == 32.
	* sysdeps/unix/sysv/linux/sparc/sparc64/bits/siginfo.h: Remove.
	* sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/get_clockfreq.c: New
	file.
	* sysdeps/unix/sysv/linux/sparc/sparc64/longjmp.S (__libc_siglongjmp):
	Rename from longjmp, make longjmp weak alias to it.

2001-04-24  David S. Miller  <davem@redhat.com>

	* sysdeps/unix/sysv/linux/sparc/sparc64/get_clockfreq.c: New file.
2001-04-25 20:50:21 +00:00

51 lines
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ArmAsm

/* Copyright (C) 1997, 2001 Free Software Foundation, Inc.
Contributed by Richard Henderson (rth@tamu.edu).
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. */
/* longjmp is implemented in terms of the setcontext trap on Linux/Sparc64. */
#include <sysdep.h>
/* Offsets into the jmp_buf structure. */
#define O_mask_was_saved 512
#define O_gregs 32
#define O_g1 (O_gregs + 4*8)
/* void longjmp (sigjmp_buf env, int val) */
ENTRY(__libc_siglongjmp)
/* Modify the context with the value we want to return. */
movre %o1, 1, %o1
stx %o1, [%o0 + O_g1]
/* Let setcontext know if we want to modify the current sigmask. */
ld [%o0 + O_mask_was_saved], %o1
/* And bamf back to where we belong! */
ta 0x6f
END(__libc_siglongjmp)
strong_alias(__libc_siglongjmp, __longjmp)
strong_alias(__libc_siglongjmp, __libc_longjmp)
weak_alias(__libc_siglongjmp, longjmp)
weak_alias(__libc_siglongjmp, _longjmp)
weak_alias(__libc_siglongjmp, siglongjmp)