mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-27 04:41:02 +08:00
ac16e90592
1998-03-06 11:35 Ulrich Drepper <drepper@cygnus.com> * posix/wordexp-test.c: Change testsuite so that it can run even for ~root != /root. 1998-03-06 Andreas Jaeger <aj@arthur.rhein-neckar.de> * math/libm-test.c (catanh_test): Change epsilon for gcc 2.8.1. 1998-03-05 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/sysv/linux/i386/sysdep.h (SYSCALL_ERROR_HANDLER): Don't store into global errno if we already store through __errno_location. * sysdeps/unix/i386/sysdep.S: Likewise. * sysdeps/unix/alpha/sysdep.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/brk.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/clone.S: Likewise. * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h: Likewise. Add missing return to SYSCALL_ERROR_HANDLER for (!_LIBC_REENTRANT && PIC). 1998-03-05 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/generic/sysdep.h (L): Remove definition. * sysdeps/i386/sysdep.h (L): Define it here instead. 1998-03-05 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nss/getXXbyYY_r.c: Check __nss_not_use_nscd_* variable for running nscd. * nscd/nscd_getgr_r.c: Set __nss_not_use_nscd_group variable. * nscd/nscd_getpw_r.c: Set __nss_not_use_nscd_passwd variable. * nscd/nscd_proto.h: Declare __nss_not_use_nscd_* variables.
126 lines
3.3 KiB
C
126 lines
3.3 KiB
C
/* Copyright (C) 1997 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Richard Henderson <richard@gnu.ai.mit.edu>, 1997.
|
|
|
|
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. */
|
|
|
|
#ifndef _LINUX_SPARC64_SYSDEP_H
|
|
#define _LINUX_SPARC64_SYSDEP_H 1
|
|
|
|
#include <sysdeps/unix/sysdep.h>
|
|
|
|
#undef SYS_ify
|
|
#define SYS_ify(syscall_name) __NR_##syscall_name
|
|
|
|
#ifdef ASSEMBLER
|
|
|
|
#ifdef DONT_LOAD_G1
|
|
# define LOADSYSCALL(x)
|
|
#else
|
|
# define LOADSYSCALL(x) mov __NR_##x, %g1
|
|
#endif
|
|
|
|
/* Linux/SPARC uses a different trap number */
|
|
#undef PSEUDO
|
|
#undef ENTRY
|
|
|
|
#define ENTRY(name) \
|
|
.global C_SYMBOL_NAME(name); \
|
|
.align 2; \
|
|
C_LABEL(name); \
|
|
.type name,@function;
|
|
|
|
#ifdef PIC
|
|
# ifdef _LIBC_REENTRANT
|
|
# define SYSCALL_ERROR_HANDLER \
|
|
save %sp,-160,%sp; \
|
|
call __errno_location; \
|
|
nop; \
|
|
st %i0,[%o0]; \
|
|
sub %g0,1,%i0; \
|
|
jmpl %i7+8, %g0; \
|
|
restore
|
|
# else
|
|
# define SYSCALL_ERROR_HANDLER \
|
|
.global C_SYMBOL_NAME(errno); \
|
|
.type C_SYMBOL_NAME(errno),@object; \
|
|
mov %o7,%g3; \
|
|
101: call 102f; \
|
|
sethi %hi(_GLOBAL_OFFSET_TABLE_-(101b-.)),%g2; \
|
|
102: or %g2,%lo(_GLOBAL_OFFSET_TABLE_-(101b-.)),%g2; \
|
|
sethi %hi(errno),%o1; \
|
|
add %g2,%o7,%l7; \
|
|
or %o1,%lo(errno),%o1; \
|
|
mov %g3,%o7; \
|
|
ldx [%l7+%o1],%g2; \
|
|
st %o0,[%g2]; \
|
|
retl; \
|
|
sub %g0,1,%i0
|
|
# endif
|
|
#else
|
|
# ifdef _LIBC_REENTRANT
|
|
# define SYSCALL_ERROR_HANDLER \
|
|
save %sp,-160,%sp; \
|
|
call __errno_location; \
|
|
nop; \
|
|
st %i0,[%o0]; \
|
|
sub %g0,1,%i0; \
|
|
jmpl %i7+8, %g0; \
|
|
restore
|
|
# else
|
|
# define SYSCALL_ERROR_HANDLER \
|
|
.global C_SYMBOL_NAME(errno); \
|
|
.type C_SYMBOL_NAME(errno),@object; \
|
|
sethi %hi(errno),%g1; \
|
|
or %g1,%lo(errno),%g1; \
|
|
st %i0,[%g1+%g4]; \
|
|
retl; \
|
|
sub %g0,1,%i0
|
|
# endif
|
|
#endif
|
|
|
|
#define PSEUDO(name, syscall_name, args) \
|
|
.text; \
|
|
ENTRY(name); \
|
|
LOADSYSCALL(syscall_name); \
|
|
ta 0x11; \
|
|
bcc,pt %xcc,1f; \
|
|
nop; \
|
|
SYSCALL_ERROR_HANDLER; \
|
|
1:
|
|
|
|
#undef PSEUDO_END
|
|
#define PSEUDO_END(name) \
|
|
.size name,.-name
|
|
|
|
#undef END
|
|
#define END(name) \
|
|
.size name,.-name
|
|
|
|
/* Careful here! This "ret" define can interfere; use jmpl if unsure. */
|
|
#define ret retl; nop
|
|
#define r0 %o0
|
|
#define r1 %o1
|
|
#define MOVE(x,y) mov x, y
|
|
|
|
#endif /* ASSEMBLER */
|
|
|
|
/* This is the offset from the %sp to the backing store above the
|
|
register windows. So if you poke stack memory directly you add this. */
|
|
#define STACK_BIAS 2047
|
|
|
|
#endif /* linux/sparc64/sysdep.h */
|