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2000-05-05 Jes Sorensen <jes@linuxcare.com> * sysdeps/unix/sysv/linux/ia64/sysdep.h: New file. * sysdeps/unix/sysv/linux/ia64/syscall.S: New file. * sysdeps/unix/sysv/linux/ia64/bits/types.h: New file. * sysdeps/unix/sysv/linux/ia64/bits/endian.h: New file. * sysdeps/ia64/Implies: New file. * sysdeps/ia64/Versions: New file. Declare _dl_symbol_address. * sysdeps/ia64/Makefile: New file. * sysdeps/ia64/gmp-mparam.h: New file, * sysdeps/ia64/elf/start.S: New file. * sysdeps/ia64/bits/fenv.h: New file. 2000-05-05 David Mosberger-Tang <davidm@hpl.hp.com> * sysdeps/unix/sysv/linux/ia64/sysdep.S: New file. 2000-04-26 Jes Sorensen <Jes.Sorensen@cern.ch> * sysdeps/unix/sysv/linux/ia64/bits/elfclass.h: New file. The ia64 has 64 bit .hash entries just as the Alpha. 2000-04-25 Jes Sorensen <Jes.Sorensen@cern.ch> * sysdeps/ia64/memprof.h: New file. Provide GETSP() macro. 2000-04-17 Jes Sorensen <Jes.Sorensen@cern.ch> * sysdeps/ia64/fpu/fclrexcpt.c: New file. * sysdeps/ia64/fpu/fedisblxcpt.c: New file. * sysdeps/ia64/fpu/feenablxcpt.c: New file. * sysdeps/ia64/fpu/fegetenv.c: New file. * sysdeps/ia64/fpu/fegetexcept.c: New file. * sysdeps/ia64/fpu/fegetround.c: New file. * sysdeps/ia64/fpu/feholdexcpt.c: New file. * sysdeps/ia64/fpu/fesetenv.c: New file. * sysdeps/ia64/fpu/fesetround.c: New file. * sysdeps/ia64/fpu/feupdateenv.c: New file. * sysdeps/ia64/fpu/fgetexcptflg.c: New file. * sysdeps/ia64/fpu/fraiseexcpt.c: New file. * sysdeps/ia64/fpu/fsetexcptflg.c: New file. * sysdeps/ia64/fpu/ftestexcept.c: New file. * sysdeps/unix/sysv/linux/i386/dl-procinfo.h (_DL_HWCAP_COUNT): New. * sysdeps/unix/sysv/linux/sparc/sparc32/dl-procinfo.h (_DL_HWCAP_COUNT): New. * sysdeps/unix/sysv/linux/sparc/sparc64/dl-procinfo.h (_DL_HWCAP_COUNT): New.
85 lines
2.1 KiB
ArmAsm
85 lines
2.1 KiB
ArmAsm
/* Copyright (C) 1999, 2000 Hewlett-Packard Co.
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
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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
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not, write to the Free Software Foundation, Inc.,
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59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include <sysdep.h>
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#include <features.h>
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.psr abi64
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.psr lsb
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.lsb
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.global errno
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.common errno,4,4
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.type errno, @object
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.size errno, 4
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.global __errno
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__errno = errno
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.global _errno
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_errno = errno
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.text
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.align 8
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.global __syscall_error
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.proc __syscall_error
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__syscall_error:
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#ifdef _LIBC_REENTRANT
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alloc r35=ar.pfs, 0, 4, 0, 0
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mov r32=b0
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mov r33=r8
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mov r34=r1
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;;
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br.call.sptk.many b0 = __errno_location#
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.Lret0: /* force new bundle */
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st4 [r8]=r33
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mov r1=r34
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mov b0=r32
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mov r8=-1
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mov ar.pfs=r35
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#else /* _LIBC_REENTRANT */
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/*
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* Note that the gp has to be set properly for this to work.
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* As long as all syscalls are in the same load unit
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* (executable or shared library) as this routine, we should
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* be fine. Otherwise, we would have to first load the global
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* pointer register from __gp.
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*/
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addl r2=@ltoff(errno),gp
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;;
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ld8 r2=[r2]
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mov r3=r8
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mov r8=-1
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;;
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st4 [r2]=r3
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#endif /* _LIBC_REENTRANT */
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ret // ret is #define'd in syscall.h!
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.endp __syscall_error
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.global __ia64_syscall
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.proc __ia64_syscall
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__ia64_syscall:
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break __BREAK_SYSCALL
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cmp.eq p6,p0=-1,r10
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(p6) br.cond.spnt.few __syscall_error
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ret
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.endp __ia64_syscall
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