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authorUlrich Drepper <drepper@redhat.com>1997-08-02 21:00:51 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-02 21:00:51 +0000
commit8f2ece695d8822e9ecc63ecd157e90bf17a6fe65 (patch)
tree8391ab64ce8c9c6e45d137905f75f1d17c9ed987 /sysdeps/i386
parent3996f34b46043ed8ea8fdc6f44377d969d64396b (diff)
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1997-08-02 21:27 Ulrich Drepper <drepper@cygnus.com> * inet/Makefile (headers): Rename netinet/inbits.h to bits/in.h. * inet/netinet/in.h: Include bits/in.h instead of netinet/inbits.h. * sysdeps/generic/netinet/inbits.h: Move to... * sysdeps/generic/bits/in.h: ... here. * sysdeps/unix/sysv/linux/bits/inbits.h: Move to ... * sysdeps/unix/sysv/linux/bits/in.h: ... here. * nis/Makefile (headers): Add bits/nislib.h. * nis/rpcsvc/nislib.h: Moved to .... * nis/bits/nislib.h: ... here. * nis/nss_compat/compat-grp.c: Don't include <rpcsvc/nislib.h>. * nis/nss_compat/compat-pwd.c: Likewise. * nis/nss_compat/compat-spwd.c: Likewise. * nis/nss_nisplus/nisplus-alias.c: Likewise. * nis/nss_nisplus/nisplus-ethers.c: Likewise. * nis/nss_nisplus/nisplus-grp.c: Likewise. * nis/nss_nisplus/nisplus-hosts.c: Likewise. * nis/nss_nisplus/nisplus-netgrp.c: Likewise. * nis/nss_nisplus/nisplus-ntework.c: Likewise. * nis/nss_nisplus/nisplus-proto.c: Likewise. * nis/nss_nisplus/nisplus-publickey.c: Likewise. * nis/nss_nisplus/nisplus-pwd.c: Likewise. * nis/nss_nisplus/nisplus-rpc.c: Likewise. * nis/nss_nisplus/nisplus-service.c: Likewise. * nis/nss_nisplus/nisplus-spwd.c: Likewise. * nis/rpcsvc/nis.x: Include bits/nislib.h, not rpcsvc/nislib.h. * nis/rpcsvc/nis.h: Likewise. * inet/getnameinfo.c (nrl_domainname): Change return type to const char *. (getnameinfo): Change type of local variable c to const char *. * inet/inet_ntoa.c: Rewrite to use __libc_once for initialization. * stdlib/fmtmsg.c: Likewise. * intl/bindtextdom.c: Update from latest gettext. * intl/dcgettext.c: Likewise. * intl/finddomain.c: Likewise. * intl/l10nflist.c: Likewise. * intl/localealias.c: Likewise. * intl/textdomain.c: Likewise. * login/getutid_r.c: Remove parameter to setutent call. * login/getutline_r.c: Likewise. * posix/wordexp.c: Complete rewrite. Not fully implemented yet, though. Patch by Tim Waugh <tim@cyberelk.demon.co.uk>. * stdio-common/printf_fp.c: Remove relative include paths. * stdio-common/printf_fphex.c: Likewise. * sysdeps/generic/crypt.h: Cleanup. Don't define non standard elements unless __USE_GNU. * sysdeps/generic/vlimit.c: Pretty print. * sysdeps/generic/vtimes.c: Likewise. * sysdeps/i386/elf/bsd-_setjmp.S: New file. Empty dummy file. * sysdeps/i386/elf/bsd-setjmp.S: New file. Empty dummy file. * sysdeps/i386/elf/setjmp.S: New file. Define __setjmp and also weak definitions of setjmp and _setjmp. * sysdeps/i386/fpu/bits/mathinline.h: More patches by John Bowman. * sysdeps/stub/if_index.h: Set errno in all functions and add stub warnings. * sysdeps/stub/libc-lock.h: Add __libc_once. 1997-08-02 01:57 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/ptrace.c: Don't set errno in error case since the __syscall_ptrace call already did this. Reported by Philip Gladstone <philip@talon.raptor.com>. 1997-07-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/sys/fsuid.h: Change include <gnu/types.h> to <sys/types.h>. 1997-08-01 23:18 Ulrich Drepper <drepper@cygnus.com> * csu/defs.awk: Fix regexp for end and align. Patch by Klaus Espenlaub <kespenla@hydra.informatik.uni-ulm.de>. * locale/programs/localedef.c (print_escaped): New function. (show_info): Use print_escaped if strings can control unprintable characters. Patch by Jochen Hein <jochen.hein@delphi.central.de>. 1997-08-01 18:45 Thorsten Kukuk <kukuk@vt.uni-paderborn.de> * nis/nss_nisplus/nisplus-alias.c: Fix NULL pointer problems * nis/nss_nisplus/nisplus-grp.c: Likewise. 1997-07-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/dl-profile.c (_dl_start_profile): Use _dl_sysdep_error instead of fprintf. 1997-07-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/socket.texi (Host Address Functions): Fix arguments of @deftypefun. 1997-07-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * elf/dl-runtime.c: Avoid warning about profile_fixup being unused. * sysdeps/m68k/dl-machine.h: Add support for shared library profiling. 1997-07-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * md5-crypt/Makefile (extra-objs): Add onlymd5-crypt.o for dependencies. 1997-07-31 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * Make-dist (subdirs): Distribute both aout and elf. 1997-07-31 23:04 Mark Kettenis <kettenis@phys.uva.nl> * login/utmp-private.h: Remove reset argument from backend setutent. * login/getutent_r.c (__setutent): Allways call the setutent function in the daemon backend. (setutent_unknown): Function removed. (getutent_unknown, pututline_unknown): Call __setutent instead of setutent_unknown. * login/utmp_file.c (setutent_file): Removed reset argument. All callers changed. * login/utmp_daemon.c (setutent_daemon): Removed reset argument. All callers changed. Try to open connection even if a previous connection failed, but first check if the sockets exist in the filesystem. * login/utmp_daemon.c (pututline_daemon): Try to open connection before reporting failure. * login/programs/database.c (open_database): Create compatibility file if it does not already exist. Supply mode argument in open calls to guarantee that created files have the proper protection. * login/programs/utmpd.c (main): Remove files created by a previous `bind' before creating sockets. Suggested by a sun <asum@zoology.washington.edu>. 1997-07-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * math/libm-test.c: Remove unneeded function check_int_exec. * BUGS: Correct typos. * gmon/gmon.c: Add alias for monstartup, declare _strerror_internal. 1997-07-30 Andreas Jaeger <aj@arthur.rhein-neckar.de> * manual/socket.texi (Host Address Functions): Reformat inet_ntop entry to confirm with expected behaviour of some scripts. * libc.map: Add functions/variables in global namespace, remove wildcards. 1997-07-29 Andreas Jaeger <aj@arthur.rhein-neckar.de> * resolv/libresolv.map: Add variables and routines used by named, nslookup and other bind utils. * libc.map: Likewise. 1997-07-31 00:35 Philip Blundell <Philip.Blundell@pobox.com> * sysdeps/unix/sysv/linux/if_index.c: Rewrite to avoid using /proc filesystem. * inet/test_ifindex.c: New file. * inet/Makefile (tests): Add test_ifindex. 1997-08-01 04:25 Ulrich Drepper <drepper@cygnus.com> * nis/nss_nisplus/nisplus-parser.c: Fix another bug in the parser. Patch by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>. * manual/errno.texi: Fix typo. Reported by Erik Talvola <etalvo@sapient.com>. (write_hist): Remove dependency on 32 bit int.
Diffstat (limited to 'sysdeps/i386')
-rw-r--r--sysdeps/i386/elf/bsd-_setjmp.S1
-rw-r--r--sysdeps/i386/elf/bsd-setjmp.S1
-rw-r--r--sysdeps/i386/elf/setjmp.S72
-rw-r--r--sysdeps/i386/fpu/bits/mathinline.h71
4 files changed, 125 insertions, 20 deletions
diff --git a/sysdeps/i386/elf/bsd-_setjmp.S b/sysdeps/i386/elf/bsd-_setjmp.S
new file mode 100644
index 0000000000..1417270201
--- /dev/null
+++ b/sysdeps/i386/elf/bsd-_setjmp.S
@@ -0,0 +1 @@
+/* We don't need any code here since the setjmp.S file contains it. */
diff --git a/sysdeps/i386/elf/bsd-setjmp.S b/sysdeps/i386/elf/bsd-setjmp.S
new file mode 100644
index 0000000000..1417270201
--- /dev/null
+++ b/sysdeps/i386/elf/bsd-setjmp.S
@@ -0,0 +1 @@
+/* We don't need any code here since the setjmp.S file contains it. */
diff --git a/sysdeps/i386/elf/setjmp.S b/sysdeps/i386/elf/setjmp.S
new file mode 100644
index 0000000000..d73e84364f
--- /dev/null
+++ b/sysdeps/i386/elf/setjmp.S
@@ -0,0 +1,72 @@
+/* setjmp for i386, ELF version.
+ Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ 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. */
+
+#include <sysdep.h>
+#define _ASM
+#include <bits/setjmp.h>
+
+ /* We include the BSD entry points here as well but we make
+ them weak. */
+ENTRY (setjmp)
+ .weak C_SYMBOL_NAME (setjmp)
+ popl %eax /* Pop return PC. */
+ popl %ecx /* Pop jmp_buf argument. */
+ pushl $1 /* Push second argument of zero. */
+ pushl %ecx /* Push back first argument. */
+ pushl %eax /* Push back return PC. */
+ jmp __sigsetjmp
+END (setjmp)
+
+ /* Binary compatibility entry point. */
+ENTRY (_setjmp)
+ .weak C_SYMBOL_NAME (_setjmp)
+ENTRY (__setjmp)
+ popl %eax /* Pop return address. */
+ popl %ecx /* Pop jmp_buf. */
+ pushl $0 /* Push zero argument. */
+ pushl %ecx /* Push jmp_buf. */
+ pushl %eax /* Push back return address. */
+
+ENTRY (__sigsetjmp)
+ movl 4(%esp), %eax /* User's jmp_buf in %eax. */
+ /* Save registers. */
+ movl %ebx, (JB_BX*4)(%eax)
+ movl %esi, (JB_SI*4)(%eax)
+ movl %edi, (JB_DI*4)(%eax)
+ movl %ebp, (JB_BP*4)(%eax)
+ leal 4(%esp), %ecx /* Save SP as it will be after we return. */
+ movl %ecx, (JB_SP*4)(%eax)
+ movl 0(%esp), %ecx /* Save PC we are returning to now. */
+ movl %ecx, (JB_PC*4)(%eax)
+
+ /* Make a tail call to __sigjmp_save; it takes the same args. */
+#ifdef PIC
+ /* We cannot use the PLT, because it requires that %ebx be set, but
+ we can't save and restore our caller's value. Instead, we do an
+ indirect jump through the GOT, using for the temporary register
+ %ecx, which is call-clobbered. */
+ call here
+here: popl %ecx
+ addl $_GLOBAL_OFFSET_TABLE_+[.-here], %ecx
+ movl C_SYMBOL_NAME(__sigjmp_save@GOT)(%ecx), %ecx
+ jmp *%ecx
+#else
+ jmp __sigjmp_save
+#endif
+END (__sigsetjmp)
diff --git a/sysdeps/i386/fpu/bits/mathinline.h b/sysdeps/i386/fpu/bits/mathinline.h
index 2fc5baf81e..b3736f8417 100644
--- a/sysdeps/i386/fpu/bits/mathinline.h
+++ b/sysdeps/i386/fpu/bits/mathinline.h
@@ -29,7 +29,7 @@
all floating-point types. */
# define isgreater(x, y) \
({ int __result; \
- __asm__ ("fucompp; fnstsw; andb $0x45, %%ah; setz %%al;" \
+ __asm__ ("fucompp; fnstsw; testb $0x45, %%ah; setz %%al;" \
"andl $0x01, %0" \
: "=a" (__result) : "u" (y), "t" (x) : "cc", "st", "st(1)"); \
__result; })
@@ -118,11 +118,11 @@
#endif
#define __inline_mathop_decl_(float_type, func, op, params...) \
- __MATHINLINE float_type func (float_type); \
- __MATHINLINE float_type func (float_type __x) \
+ __MATH_INLINE float_type func (float_type); \
+ __MATH_INLINE float_type func (float_type __x) \
{ \
register float_type __result; \
- __asm __volatile__ (op : "=t" (__results) : params); \
+ __asm __volatile__ (op : "=t" (__result) : params); \
return __result; \
}
@@ -163,8 +163,9 @@
}
-/* Optimized inline implementation, sometimes woth reduced precision
+/* Optimized inline implementation, sometimes with reduced precision
and/or argument range. */
+
#define __expm1_code \
register long double __value; \
register long double __exponent; \
@@ -266,7 +267,7 @@ __inline_mathcode2 (pow, __x, __y, \
/* NOTREACHED */ \
} \
__asm __volatile__ \
- ("fyl2x" : "=t" (__value) : "0" (__x), "u" (1.0) : "st1"); \
+ ("fyl2x" : "=t" (__value) : "0" (__x), "u" (1.0) : "st(1)"); \
__asm __volatile__ \
("fmul %%st(1) # y * log2(x)\n\t" \
"fst %%st(1)\n\t" \
@@ -285,26 +286,34 @@ __inline_mathcode2 (pow, __x, __y, \
__inline_mathop (sqrt, "fsqrt")
__inline_mathop_ (long double, __sqrtl, "fsqrt")
+#if defined __GNUC__ && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ >= 8)
+__inline_mathcode_ (fabs, __x, return __builtin_fabs (__x))
+__inline_mathcode_ (fabsf, __x, return __builtin_fabsf (__x))
+__inline_mathcode_ (fabsl, __x, return __builtin_fabsl (__x))
+__inline_mathcode_ (__fabsl, __x, return __builtin_fabsl (__x))
+#else
__inline_mathop (fabs, "fabs")
+__inline_mathop_ (long double, __fabsl, "fabs")
+#endif
/* The argument range of this inline version is reduced. */
__inline_mathop (sin, "fsin")
/* The argument range of this inline version is reduced. */
__inline_mathop (cos, "fcos")
-__inline_mathop (atan, "fld1; fpatan")
+__inline_mathop_decl (atan, "fpatan", "u" (__x), "0" (1.0) : "st(1)")
__inline_mathop (log, "fldln2; fxch; fyl2x")
__inline_mathop (log10, "fldlg2; fxch; fyl2x")
__inline_mathcode (asin, __x, return __atan2l (__x, __sqrtl (1.0 - __x * __x)))
__inline_mathcode (acos, __x, return __atan2l (__sqrtl (1.0 - __x * __x), __x))
-__inline_mathcode (__sgn1, __x, return __x >= 0.0 ? 1.0 : -1.0)
+__inline_mathcode_ (long double, __sgn1l, __x, return __x >= 0.0 ? 1.0 : -1.0)
/* The argument range of the inline version of sinhl is slightly reduced. */
__inline_mathcode (sinh, __x, \
- register long double __exm1 = __expm1l (__builtin_fabsl (__x)); \
+ register long double __exm1 = __expm1l (__fabsl (__x)); \
return 0.5 * (__exm1 / (__exm1 + 1.0) + __exm1) * __sgn1l (__x))
__inline_mathcode (cosh, __x, \
@@ -312,7 +321,7 @@ __inline_mathcode (cosh, __x, \
return 0.5 * (__ex + 1.0 / __ex))
__inline_mathcode (tanh, __x, \
- register long double __exm1 = __expm1l (-__builtin_fabsl (__x + __x)); \
+ register long double __exm1 = __expm1l (-__fabsl (__x + __x)); \
return __exm1 / (__exm1 + 2.0) * __sgn1l (-__x))
@@ -338,6 +347,20 @@ __inline_mathcode (ceil, __x, \
__asm __volatile ("fldcw %0" : : "m" (__cw)); \
return __value)
+#define __ldexp_code \
+ register long double __value; \
+ __asm __volatile__ \
+ ("fscale" \
+ : "=t" (__value) : "0" (__x), "u" ((long double) __y)); \
+ return __value
+
+__MATH_INLINE double ldexp (double __x, int __y);
+__MATH_INLINE double
+ldexp (double __x, int __y)
+{
+ __ldexp_code;
+}
+
/* Optimized versions for some non-standardized functions. */
#if defined __USE_ISOC9X || defined __USE_MISC
@@ -352,7 +375,7 @@ __inline_mathcode (expm1, __x, __expm1_code)
__inline_mathcode (log1p, __x, \
register long double __value; \
- if (__builtin_fabsl (__x) >= 1.0 - 0.5 * __M_SQRT2) \
+ if (__fabsl (__x) >= 1.0 - 0.5 * __M_SQRT2) \
__value = logl (1.0 + __x); \
else \
__asm __volatile__ \
@@ -365,7 +388,7 @@ __inline_mathcode (log1p, __x, \
/* The argument range of the inline version of asinhl is slightly reduced. */
__inline_mathcode (asinh, __x, \
- register long double __y = __builtin_fabsl (__x); \
+ register long double __y = __fabsl (__x); \
return (log1pl (__y * __y / (__sqrtl (__y * __y + 1.0) + 1.0) + __y) \
* __sgn1l (__x))
@@ -373,7 +396,7 @@ __inline_mathcode (acosh, __x, \
return logl (__x + __sqrtl (__x - 1.0) * __sqrtl (__x + 1.0)))
__inline_mathcode (atanh, __x, \
- register long double __y = __builtin_fabsl (__x); \
+ register long double __y = __fabsl (__x); \
return (-0.5 * log1pl (-(__y + __y) / (1.0 + __y)) * \
__sgn1l (__x)))
@@ -389,17 +412,25 @@ __inline_mathcode(logb, __x, \
: "=t" (__junk), "=u" (__value) : "0" (__x)); \
return __value)
+__MATH_INLINE float ldexpf (float __x, int __y);
+__MATH_INLINE float
+ldexpf (float __x, int __y)
+{
+ __ldexp_code;
+}
+
+__MATH_INLINE long double ldexpl (long double __x, int __y);
+__MATH_INLINE long double
+ldexpl (long double __x, int __y)
+{
+ __ldexp_code;
+}
-__inline_mathcode2 (ldexp, __x, __y, \
- register long double __value; \
- __asm __volatile__ \
- ("fscale" \
- : "=t" (__value) : "0" (__x), "u" ((long double) __y)); \
- return __value)
#endif
#ifdef __USE_MISC
+
__inline_mathcode2 (drem, __x, __y, \
register double __value; \
__asm __volatile__ \
@@ -431,7 +462,7 @@ __inline_mathcode (__sgn, __x, \
return __x == 0.0 ? 0.0 : (__x > 0.0 ? 1.0 : -1.0))
__inline_mathcode (__coshm1, __x, \
- register long double __exm1 = __expm1l (__builtin_fabsl (__x)); \
+ register long double __exm1 = __expm1l (__fabsl (__x)); \
return 0.5 * (__exm1 / (__exm1 + 1.0)) * __exm1)
__inline_mathcode (__acosh1p, __x, \