glibc/sysdeps/unix/sysv/linux/sparc/sparc32/clone.S
Ulrich Drepper 09bf6406b1 Update.
2000-09-26  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/sparc/sparc32/bits/endian.h: Remove.
	* sysdeps/sparc/sparc32/ieee754.h: New.
	* sysdeps/sparc/sparc64/bits/endian.h: Move...
	* sysdeps/sparc/bits/endian.h: ...here.
	* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S (__clone): Optimize.
	* sysdeps/unix/sysv/linux/sparc/sparc64/clone.S (__clone): Check
	%o1, not %o0 to see if we're parent or child.  Optimize.

2000-09-26  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/unix/sysv/linux/ia64/fork.S: New file (based on code
	by Hans Boehm).
	* sysdeps/unix/sysv/linux/ia64/vfork.S: New file (based on
	code by Hans Boehm).
	* sysdeps/unix/sysv/linux/ia64/fork.c: Deleted (obsoleted by fork.S).

2000-09-20  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/fpu/printf_fphex.c: New file.

	* sysdeps/ia64/fpu/libm-test-ulps: New file.

2000-09-17  H.J. Lu  <hjl@gnu.org>

	* sysdeps/ia64/Makefile (long-double-fcts): New.  Defined as yes.

	* sysdeps/ia64/fpu/s_isinfl.c: New file.  Include
	sysdeps/i386/fpu/s_isinfl.c.

	* sysdeps/ia64/fpu/s_isnanl.c: New file.  Include
	sysdeps/i386/fpu/s_isnanl.c.

	* sysdeps/ia64/fpu/s_nextafterl.c: New file.  Include
	sysdeps/i386/fpu/s_nextafterl.c.

	* sysdeps/ia64/fpu/bits/mathdef.h: New file.  Copied from
	sysdeps/i386/fpu/bits/mathdef.h.

2000-09-16  H.J. Lu  <hjl@gnu.org>

	* sysdeps/generic/ldsodefs.h (DL_UNMAP): New.  Defined if
	DL_UNMAP_IS_SPECIAL is not defined.

	* sysdeps/ia64/dl-lookupcfg.h (DL_UNMAP_IS_SPECIAL): Defined.
	(_dl_unmap): New prototype.
	(DL_UNMAP): New.  Defined as _dl_unmap.

	* sysdeps/ia64/Versions [ld] (GLIBC_2.2): Add _dl_unmap.

	* elf/dl-close.c (_dl_close): Replace __munmap with DL_UNMAP.

2000-09-16  H.J. Lu  <hjl@gnu.org>

	* sysdeps/generic/ldsodefs.h (DL_LOOKUP_ADDRESS): New. Defined
	if ELF_FUNCTION_PTR_IS_SPECIAL is not defined.

	* sysdeps/ia64/dl-lookupcfg.h (_dl_lookup_address): New
	prototype.
	(DL_LOOKUP_ADDRESS): New. Defined as _dl_lookup_address.

	* sysdeps/ia64/dl-fptr.c (_dl_lookup_address): New. Lookup
	the memory location of a function from a function descriptor.

	* sysdeps/ia64/Versions [ld] (GLIBC_2.2): Add _dl_lookup_address.

	* elf/dl-addr.c (_dl_addr): Use DL_LOOKUP_ADDRESS to get the
	memory location.

2000-09-14  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/ia64/bits/byteswap.h (__bswap_16): Don't mark output
	variable as input argument.
	(__bswap_32): Likewise.

	* sysdeps/ia64/dl-machine.h: Add missing stop bit in RTLD_START()
	- found by Jim Wilson <wilson@cygnus.com>

2000-09-26  Ulrich Drepper  <drepper@redhat.com>

	* string/strxfrm.c: Only require alignment on __alignof__ (int32_t)
	instead of 4.

2000-09-26  Andreas Schwab  <schwab@suse.de>

	* locale/programs/ld-collate.c (collate_output): Only require
	alignment on __alignof__ (int32_t) instead of 4.
	* locale/loadlocale.c (_nl_load_locale): Likewise.
	* string/strcoll.c: Likewise.

2000-09-26  Jes Sorensen  <jes@linuxcare.com>

	* sysdeps/ieee754/ldbl-96/e_atan2l.c (__ieee754_atan2l): Add
	parentheses around arithmetic used in | statement to kill compiler
	warning.

	* math/math_private.h: Add prototype for __finitel.
	(__ilogbl): Likewise.
	(__isinfl): Likewise.
	(__isnanl): Likewise.
	(__atanl): Likewise.
	(__copysignl): Likewise.
	(__expm1l): Likewise.
	(__floorl): Likewise.
	(__frexpl): Likewise.
	(__ldexpl): Likewise.
	(__log1pl): Likewise.
	(__nanl): Likewise.
	(__rintl): Likewise.
	(__scalbnl): Likewise.
	(__sqrtl): Likewise.
	(fabsl): Likewise.
	(__sincosl): Likewise.

	(si_isr) [USE_GNU]: Likewise.
	(ILL_BREAK) [USE_GNU]: Likewise.
	(FPE_DECOVF) [USE_GNU]: Likewise.
	(FPE_DECDIV) [USE_GNU]: Likewise.
	(FPE_DECERR) [USE_GNU]: Likewise.
	(FPE_INVASC) [USE_GNU]: Likewise.
	(FPE_INVDEC) [USE_GNU]: Likewise.
	(TRAP_BRANCH) [USE_GNU]: Likewise.
	(TRAP_HWBKPT) [USE_GNU]: Likewise.
	* sysdeps/ieee754/flt-32/s_exp2f.c: Likewise.
2000-09-26 19:13:37 +00:00

72 lines
1.7 KiB
ArmAsm

/* Copyright (C) 1996, 1997, 1998, 2000 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. */
/* clone() is even more special than fork() as it mucks with stacks
and invokes a function in the right context after its all over. */
#include <asm/errno.h>
#include <asm/unistd.h>
/* int clone(int (*fn)(void *arg), void *child_stack, int flags, void *arg); */
.text
.align 4
.globl __clone
.type __clone,@function
__clone:
save %sp,-96,%sp
/* sanity check arguments */
tst %i0
be .Lerror
orcc %i1,%g0,%o1
be .Lerror
mov %i2,%o0
/* Do the system call */
set __NR_clone,%g1
ta 0x10
bcs .Lerror
tst %o1
bne __thread_start
nop
ret
restore %o0,%g0,%o0
.Lerror:
call __errno_location
or %g0,EINVAL,%i0
st %i0,[%o0]
ret
restore %g0,-1,%o0
.size __clone, .-__clone
.type __thread_start,@function
__thread_start:
call %i0
mov %i3,%o0
call _exit,0
nop
.size __thread_start, .-__thread_start
weak_alias(__clone, clone)