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1998-02-04 18:04 Richard Henderson <rth@cygnus.com> * sysdeps/unix/sysv/linux/alpha/clone.S: Elide terminal ldgp for PROF. * sysdeps/unix/sysv/linux/alpha/rt_sigaction.S: Fix typos. * sysdeps/unix/sysv/linux/alpha/bits/time.h (struct timeval): Follow POSIX and make tv_sec a time_t. * sysdeps/unix/sysv/linux/alpha/getitimer.S: New file to handle new tv64 syscall as well as fall back to tv32. * sysdeps/unix/sysv/linux/alpha/getrusage.S: Likewise. * sysdeps/unix/sysv/linux/alpha/gettimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/select.S: Likewise. * sysdeps/unix/sysv/linux/alpha/setitimer.S: Likewise. * sysdeps/unix/sysv/linux/alpha/settimeofday.S: Likewise. * sysdeps/unix/sysv/linux/alpha/utimes.S: Likewise. * sysdeps/unix/sysv/linux/alpha/wait4.S: Likewise. * sysdeps/unix/sysv/linux/alpha/syscalls.list: Add tv32 entries.
100 lines
2.4 KiB
ArmAsm
100 lines
2.4 KiB
ArmAsm
/* Copyright (C) 1998 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <sysdep.h>
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#define _ERRNO_H 1
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#include <bits/errno.h>
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/* The problem here is that initially we made struct timeval compatible with
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OSF/1, using int32. But we defined time_t with uint64, and later found
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that POSIX requires tv_sec to be time_t.
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So now we have to do compatibility stuff. */
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/* The variable is shared between all wrappers around signal handling
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functions which have RT equivalents. */
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.comm __libc_missing_axp_tv64, 4
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.text
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LEAF(__getitimer_tv64, 16)
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ldgp gp, 0(pv)
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subq sp, 16, sp
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#ifdef PROF
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.set noat
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lda AT, _mcount
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jsr AT, (AT), _mcount
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.set at
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#endif
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.prologue 1
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ldl t0, __libc_missing_axp_tv64
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/* Save arguments in case we do need to fall back. */
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stq a0, 0(sp)
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stq a1, 8(sp)
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bne t0, $do32
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ldi v0, SYS_ify(getitimer)
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callsys
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bne a3, $err64
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/* Everything ok. */
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addq sp, 16, sp
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ret
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/* If we didn't get ENOSYS, it is a real error. */
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.align 3
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$err64: cmpeq v0, ENOSYS, t0
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bne t0, $error
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stl t0, __libc_missing_axp_tv64
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/* Recover the saved arguments. */
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ldq a1, 8(sp)
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ldq a0, 0(sp)
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.align 3
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$do32: ldi v0, SYS_ify(osf_getitimer)
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callsys
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bne a3, $error
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/* Copy back to proper format. */
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ldq a1, 8(sp)
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ldl t0, 0(a1)
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ldl t1, 4(a1)
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ldl t2, 8(a1)
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ldl t3, 12(a1)
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stq t0, 0(a1)
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stq t1, 8(a1)
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stq t2, 16(a1)
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stq t3, 24(a1)
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addq sp, 16, sp
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ret
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.align 3
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$error:
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lda pv, __syscall_error
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addq sp, 16, sp
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jmp zero, (pv), __syscall_error
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END(__getitimer_tv64)
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default_symbol_version (__getitimer_tv64, getitimer, GLIBC_2.1)
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