Updated to fedora-glibc-20060102T1045

39 files changed, 1857 insertions, 1499 deletions

diff --git a/sysdeps/unix/sysv/linux/clock_getres.c b/sysdeps/unix/sysv/linux/clock_getres.c
index 2d0136dfeb..44dcccd150 100644
--- a/sysdeps/unix/sysv/linux/clock_getres.c
+++ b/sysdeps/unix/sysv/linux/clock_getres.c
@@ -1,5 +1,5 @@
 /* clock_getres -- Get the resolution of a POSIX clockid_t.  Linux version.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005 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
@@ -24,9 +24,17 @@
 
 #include "kernel-features.h"
 
+#ifndef HAVE_CLOCK_GETRES_VSYSCALL
+# undef INTERNAL_VSYSCALL
+# define INTERNAL_VSYSCALL INTERNAL_SYSCALL
+# undef INLINE_VSYSCALL
+# define INLINE_VSYSCALL INLINE_SYSCALL
+#else
+# include <bits/libc-vdso.h>
+#endif
 
 #define SYSCALL_GETRES \
-  retval = INLINE_SYSCALL (clock_getres, 2, clock_id, res); \
+  retval = INLINE_VSYSCALL (clock_getres, 2, clock_id, res); \
   break
 
 #ifdef __ASSUME_POSIX_TIMERS
@@ -52,7 +60,7 @@ maybe_syscall_getres (clockid_t clock_id, struct timespec *res)
   if (!__libc_missing_posix_timers)
     {
       INTERNAL_SYSCALL_DECL (err);
-      int r = INTERNAL_SYSCALL (clock_getres, err, 2, clock_id, res);
+      int r = INTERNAL_VSYSCALL (clock_getres, err, 2, clock_id, res);
       if (!INTERNAL_SYSCALL_ERROR_P (r, err))
 	return 0;
 
@@ -109,7 +117,7 @@ maybe_syscall_getres_cpu (clockid_t clock_id, struct timespec *res)
   if (!__libc_missing_posix_cpu_timers)
     {
       INTERNAL_SYSCALL_DECL (err);
-      int r = INTERNAL_SYSCALL (clock_getres, err, 2, clock_id, res);
+      int r = INTERNAL_VSYSCALL (clock_getres, err, 2, clock_id, res);
       if (!INTERNAL_SYSCALL_ERROR_P (r, err))
 	return 0;
 
@@ -128,7 +136,7 @@ maybe_syscall_getres_cpu (clockid_t clock_id, struct timespec *res)
 	    {
 	      /* Check whether the kernel supports CPU clocks at all.
 		 If not, record it for the future.  */
-	      r = INTERNAL_SYSCALL (clock_getres, err, 2,
+	      r = INTERNAL_VSYSCALL (clock_getres, err, 2,
 				    MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED),
 				    NULL);
 	      if (INTERNAL_SYSCALL_ERROR_P (r, err))
diff --git a/sysdeps/unix/sysv/linux/clock_gettime.c b/sysdeps/unix/sysv/linux/clock_gettime.c
index bd79642dd5..315d595edc 100644
--- a/sysdeps/unix/sysv/linux/clock_gettime.c
+++ b/sysdeps/unix/sysv/linux/clock_gettime.c
@@ -1,5 +1,5 @@
 /* clock_gettime -- Get current time from a POSIX clockid_t.  Linux version.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005 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
@@ -23,9 +23,17 @@
 #include "kernel-posix-cpu-timers.h"
 #include "kernel-features.h"
 
+#ifndef HAVE_CLOCK_GETTIME_VSYSCALL
+# undef INTERNAL_VSYSCALL
+# define INTERNAL_VSYSCALL INTERNAL_SYSCALL
+# undef INLINE_VSYSCALL
+# define INLINE_VSYSCALL INLINE_SYSCALL
+#else
+# include <bits/libc-vdso.h>
+#endif
 
 #define SYSCALL_GETTIME \
-  retval = INLINE_SYSCALL (clock_gettime, 2, clock_id, tp); \
+  retval = INLINE_VSYSCALL (clock_gettime, 2, clock_id, tp); \
   break
 
 #ifdef __ASSUME_POSIX_TIMERS
@@ -51,7 +59,7 @@ maybe_syscall_gettime (clockid_t clock_id, struct timespec *tp)
   if (!__libc_missing_posix_timers)
     {
       INTERNAL_SYSCALL_DECL (err);
-      int r = INTERNAL_SYSCALL (clock_gettime, err, 2, clock_id, tp);
+      int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp);
       if (!INTERNAL_SYSCALL_ERROR_P (r, err))
 	return 0;
 
@@ -108,7 +116,7 @@ maybe_syscall_gettime_cpu (clockid_t clock_id, struct timespec *tp)
   if (!__libc_missing_posix_cpu_timers)
     {
       INTERNAL_SYSCALL_DECL (err);
-      int r = INTERNAL_SYSCALL (clock_gettime, err, 2, clock_id, tp);
+      int r = INTERNAL_VSYSCALL (clock_gettime, err, 2, clock_id, tp);
       if (!INTERNAL_SYSCALL_ERROR_P (r, err))
 	return 0;
 
@@ -127,7 +135,7 @@ maybe_syscall_gettime_cpu (clockid_t clock_id, struct timespec *tp)
 	    {
 	      /* Check whether the kernel supports CPU clocks at all.
 		 If not, record it for the future.  */
-	      r = INTERNAL_SYSCALL (clock_getres, err, 2,
+	      r = INTERNAL_VSYSCALL (clock_getres, err, 2,
 				    MAKE_PROCESS_CPUCLOCK (0, CPUCLOCK_SCHED),
 				    NULL);
 	      if (INTERNAL_SYSCALL_ERROR_P (r, err))
diff --git a/sysdeps/unix/sysv/linux/i386/sigaction.c b/sysdeps/unix/sysv/linux/i386/sigaction.c
index 9cb5b6e340..299574dac4 100644
--- a/sysdeps/unix/sysv/linux/i386/sigaction.c
+++ b/sysdeps/unix/sysv/linux/i386/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 `sigaction' call for Linux/i386.
-   Copyright (C) 1991,1995-2000,02,03, 2004 Free Software Foundation, Inc.
+   Copyright (C) 1991,1995-2000,2002-2004,2005 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
@@ -154,6 +154,10 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction)
 libc_hidden_weak (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h b/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h
index 76625753d9..80543976bb 100644
--- a/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h
+++ b/sysdeps/unix/sysv/linux/ia64/bits/setjmp.h
@@ -1,5 +1,5 @@
 /* Define the machine-dependent type `jmp_buf'.  Linux/IA-64 version.
-   Copyright (C) 1999, 2000, 2003 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2000, 2003, 2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
 
@@ -34,7 +34,7 @@ typedef long __jmp_buf[_JBLEN] __attribute__ ((aligned (16))); /* guarantees 128
 
 /* Test if longjmp to JMPBUF would unwind the frame containing a local
    variable at ADDRESS.  */
-#define _JMPBUF_UNWINDS(_jmpbuf, _address)		\
-     ((void *)(_address) < (void *)(((long *)_jmpbuf)[0]))
+#define _JMPBUF_UNWINDS(_jmpbuf, _address, _demangle) \
+  ((void *) (_address) < (void *) (((long int *) _jmpbuf)[0]))
 
 #endif  /* bits/setjmp.h */
diff --git a/sysdeps/unix/sysv/linux/ia64/sigaction.c b/sysdeps/unix/sysv/linux/ia64/sigaction.c
index 6ec3cb1e61..fdbc93f0ed 100644
--- a/sysdeps/unix/sysv/linux/ia64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/ia64/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Linux/IA64 specific sigaction
    Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999.
@@ -48,6 +48,10 @@ __libc_sigaction (sig, act, oact)
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction)
 libc_hidden_def (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/mips/bits/socket.h b/sysdeps/unix/sysv/linux/mips/bits/socket.h
index 1dd82eb866..4c70eff421 100644
--- a/sysdeps/unix/sysv/linux/mips/bits/socket.h
+++ b/sysdeps/unix/sysv/linux/mips/bits/socket.h
@@ -1,5 +1,5 @@
 /* System-specific socket constants and types.  Linux/MIPS version.
-   Copyright (C) 1991, 92, 1994-1999, 2000, 2001, 2004
+   Copyright (C) 1991, 92, 1994-1999, 2000, 2001, 2004, 2005
 	Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -219,7 +219,7 @@ struct msghdr
     socklen_t msg_namelen;	/* Length of address data.  */
 
     struct iovec *msg_iov;	/* Vector of data to send/receive into.  */
-    int msg_iovlen;		/* Number of elements in the vector.  */
+    size_t msg_iovlen;		/* Number of elements in the vector.  */
 
     void *msg_control;		/* Ancillary data (eg BSD filedesc passing). */
     socklen_t msg_controllen;	/* Ancillary data buffer length.  */
diff --git a/sysdeps/unix/sysv/linux/powerpc/Makefile b/sysdeps/unix/sysv/linux/powerpc/Makefile
index 55d2d0d273..ecd8057951 100644
--- a/sysdeps/unix/sysv/linux/powerpc/Makefile
+++ b/sysdeps/unix/sysv/linux/powerpc/Makefile
@@ -6,3 +6,7 @@ endif
 ifeq ($(subdir),stdlib)
 gen-as-const-headers += ucontext_i.sym
 endif
+
+ifeq ($(subdir),elf)
+routines += dl-vdso
+endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/Versions b/sysdeps/unix/sysv/linux/powerpc/Versions
new file mode 100644
index 0000000000..1ef53b9e9c
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/Versions
@@ -0,0 +1,7 @@
+libc {
+  GLIBC_PRIVATE {
+    __vdso_get_tbfreq;
+    __vdso_clock_gettime;
+    __vdso_clock_getres;
+  }
+}
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h
new file mode 100644
index 0000000000..f20a5a175c
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h
@@ -0,0 +1,36 @@
+/* Resolve function pointers to VDSO functions.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+
+#ifndef _LIBC_VDSO_H
+#define _LIBC_VDSO_H
+
+#ifdef SHARED
+
+extern void *__vdso_gettimeofday;
+
+extern void *__vdso_clock_gettime;
+
+extern void *__vdso_clock_getres;
+
+extern void *__vdso_get_tbfreq;
+
+#endif
+
+#endif /* _LIBC_VDSO_H */
diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c
new file mode 100644
index 0000000000..e1be097734
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.c
@@ -0,0 +1,59 @@
+/* ELF symbol resolve functions for VDSO objects.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include "config.h"
+#include <dl-hash.h>
+#include <ldsodefs.h>
+
+
+void *
+internal_function
+_dl_vdso_vsym (const char *name, const char *version)
+{
+  struct link_map *map = GLRO (dl_sysinfo_map);
+  void *value = NULL;
+
+
+  if (map != NULL)
+    {
+      /* Use a WEAK REF so we don't error out if the symbol is not found.  */
+      ElfW (Sym) wsym;
+      memset (&wsym, 0, sizeof (ElfW (Sym)));
+      wsym.st_info = (unsigned char) ELFW (ST_INFO (STB_WEAK, STT_NOTYPE));
+
+      /* Compute hash value to the version string.  */
+      struct r_found_version vers;
+      vers.name = version;
+      vers.hidden = 1;
+      vers.hash = _dl_elf_hash (version);
+      /* We don't have a specific file where the symbol can be found.  */
+      vers.filename = NULL;
+
+      /* Search the scope of the vdso map.  */
+      const ElfW (Sym) *ref = &wsym;
+      lookup_t result = GLRO (dl_lookup_symbol_x) (name, map, &ref,
+						   map->l_local_scope,
+						   &vers, 0, 0, NULL);
+
+      if (ref != NULL)
+	value = DL_SYMBOL_ADDRESS (result, ref);
+    }
+
+  return value;
+}
diff --git a/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h
new file mode 100644
index 0000000000..a7dcb2e5ff
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/dl-vdso.h
@@ -0,0 +1,27 @@
+/* ELF symbol resolve functions for VDSO objects.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#ifndef _DL_VDSO_H
+#define _DL_VDSO_H	1
+
+/* Functions for resolving symbols in the VDSO link map.  */
+extern void *_dl_vdso_vsym (const char *name, const char *version)
+     internal_function attribute_hidden;
+
+#endif /* dl-vdso.h */
diff --git a/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c b/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c
index ddaff303c5..6d2e766aa4 100644
--- a/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c
+++ b/sysdeps/unix/sysv/linux/powerpc/get_clockfreq.c
@@ -22,14 +22,15 @@
 #include <string.h>
 #include <unistd.h>
 #include <libc-internal.h>
-
+#include <sysdep.h>
+#include <bits/libc-vdso.h>
 
 hp_timing_t
 __get_clockfreq (void)
 {
   /* We read the information from the /proc filesystem.  /proc/cpuinfo
      contains at least one line like:
-        timebase        : 33333333
+     timebase        : 33333333
      We search for this line and convert the number into an integer.  */
   static hp_timing_t timebase_freq;
   hp_timing_t result = 0L;
@@ -38,67 +39,78 @@ __get_clockfreq (void)
   if (timebase_freq != 0)
     return timebase_freq;
 
-  int fd = open ("/proc/cpuinfo", O_RDONLY);
-  if (__builtin_expect (fd != -1, 1))
+  /* If we can use the vDSO to obtain the timebase even better.  */
+#ifdef SHARED
+  INTERNAL_SYSCALL_DECL (err);
+  timebase_freq = INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK (get_tbfreq, err, 0);
+  if (INTERNAL_SYSCALL_ERROR_P (timebase_freq, err)
+      && INTERNAL_SYSCALL_ERRNO (timebase_freq, err) == ENOSYS)
+#endif
     {
-      /* The timebase will be in the 1st 1024 bytes for systems with up
-         to 8 processors.  If the first read returns less then 1024
-	 bytes read,  we have the whole cpuinfo and can start the scan.
-	 Otherwise we will have to read more to insure we have the
-	 timebase value in the scan.  */
-      char buf[1024];
-      ssize_t n;
+      int fd = open ("/proc/cpuinfo", O_RDONLY);
 
-      n = read (fd, buf, sizeof (buf));
-      if (n == sizeof (buf))
+      if (__builtin_expect (fd != -1, 1))
 	{
-	  /* We are here because the 1st read returned exactly sizeof
-	     (buf) bytes.  This implies that we are not at EOF and may
-	     not have read the timebase value yet.  So we need to read
-	     more bytes until we know we have EOF.  We copy the lower
-	     half of buf to the upper half and read sizeof (buf)/2
-	     bytes into the lower half of buf and repeat until we
-	     reach EOF.  We can assume that the timebase will be in
-	     the last 512 bytes of cpuinfo, so two 512 byte half_bufs
-	     will be sufficient to contain the timebase and will
-	     handle the case where the timebase spans the half_buf
-	     boundry.  */
-	  const ssize_t half_buf = sizeof (buf) / 2;
-	  while (n >= half_buf)
+	  /* The timebase will be in the 1st 1024 bytes for systems with up
+	     to 8 processors.  If the first read returns less then 1024
+	     bytes read,  we have the whole cpuinfo and can start the scan.
+	     Otherwise we will have to read more to insure we have the
+	     timebase value in the scan.  */
+	  char buf[1024];
+	  ssize_t n;
+
+	  n = read (fd, buf, sizeof (buf));
+	  if (n == sizeof (buf))
 	    {
-	      memcpy (buf, buf + half_buf, half_buf);
-	      n = read (fd, buf + half_buf, half_buf);
+	      /* We are here because the 1st read returned exactly sizeof
+	         (buf) bytes.  This implies that we are not at EOF and may
+	         not have read the timebase value yet.  So we need to read
+	         more bytes until we know we have EOF.  We copy the lower
+	         half of buf to the upper half and read sizeof (buf)/2
+	         bytes into the lower half of buf and repeat until we
+	         reach EOF.  We can assume that the timebase will be in
+	         the last 512 bytes of cpuinfo, so two 512 byte half_bufs
+	         will be sufficient to contain the timebase and will
+	         handle the case where the timebase spans the half_buf
+	         boundry.  */
+	      const ssize_t half_buf = sizeof (buf) / 2;
+	      while (n >= half_buf)
+		{
+		  memcpy (buf, buf + half_buf, half_buf);
+		  n = read (fd, buf + half_buf, half_buf);
+		}
+	      if (n >= 0)
+		n += half_buf;
 	    }
-	  if (n >= 0)
-	    n += half_buf;
-	}
-
-      if (__builtin_expect (n, 1) > 0)
-	{
-	  char *mhz = memmem (buf, n, "timebase", 7);
 
-	  if (__builtin_expect (mhz != NULL, 1))
+	  if (__builtin_expect (n, 1) > 0)
 	    {
-	      char *endp = buf + n;
-
-	      /* Search for the beginning of the string.  */
-	      while (mhz < endp && (*mhz < '0' || *mhz > '9') && *mhz != '\n')
-		++mhz;
+	      char *mhz = memmem (buf, n, "timebase", 7);
 
-	      while (mhz < endp && *mhz != '\n')
+	      if (__builtin_expect (mhz != NULL, 1))
 		{
-		  if (*mhz >= '0' && *mhz <= '9')
+		  char *endp = buf + n;
+
+		  /* Search for the beginning of the string.  */
+		  while (mhz < endp && (*mhz < '0' || *mhz > '9')
+			 && *mhz != '\n')
+		    ++mhz;
+
+		  while (mhz < endp && *mhz != '\n')
 		    {
-		      result *= 10;
-		      result += *mhz - '0';
-		    }
+		      if (*mhz >= '0' && *mhz <= '9')
+			{
+			  result *= 10;
+			  result += *mhz - '0';
+			}
 
-		  ++mhz;
+		      ++mhz;
+		    }
 		}
+	      timebase_freq = result;
 	    }
-	  timebase_freq = result;
+	  close (fd);
 	}
-      close (fd);
     }
 
   return timebase_freq;
diff --git a/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c b/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c
new file mode 100644
index 0000000000..b381baa285
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/gettimeofday.c
@@ -0,0 +1,42 @@
+/* Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <sysdep.h>
+#include <bp-checks.h>
+#include <stddef.h>
+#include <sys/time.h>
+#include <time.h>
+#include <hp-timing.h>
+
+#undef __gettimeofday
+#include <bits/libc-vdso.h>
+
+/* Get the current time of day and timezone information,
+   putting it into *TV and *TZ.  If TZ is NULL, *TZ is not filled.
+   Returns 0 on success, -1 on errors.  */
+
+int
+__gettimeofday (tv, tz)
+     struct timeval *tv;
+     struct timezone *tz;
+{
+  return INLINE_VSYSCALL (gettimeofday, 2, CHECK_1 (tv), CHECK_1 (tz));
+}
+
+INTDEF (__gettimeofday)
+weak_alias (__gettimeofday, gettimeofday)
diff --git a/sysdeps/unix/sysv/linux/powerpc/libc-start.c b/sysdeps/unix/sysv/linux/powerpc/libc-start.c
new file mode 100644
index 0000000000..a8005c1163
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/libc-start.c
@@ -0,0 +1,130 @@
+/* Copyright (C) 1998,2000,2001,2002,2003,2004,2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stdlib.h>
+#include <unistd.h>
+#include <ldsodefs.h>
+#include <bp-start.h>
+#include <bp-sym.h>
+
+extern int __cache_line_size;
+weak_extern (__cache_line_size)
+/* The main work is done in the generic function.  */
+#define LIBC_START_MAIN generic_start_main
+#define LIBC_START_DISABLE_INLINE
+#define LIBC_START_MAIN_AUXVEC_ARG
+#define MAIN_AUXVEC_ARG
+#define INIT_MAIN_ARGS
+#include <csu/libc-start.c>
+
+struct startup_info
+  {
+    void *__unbounded sda_base;
+    int (*main) (int, char **, char **, void *);
+    int (*init) (int, char **, char **, void *);
+    void (*fini) (void);
+  };
+
+
+#ifdef SHARED
+# include <sys/time.h>
+# include <dl-vdso.h>
+# undef __gettimeofday
+# undef __clock_gettime
+# undef __clock_getres
+# include <bits/libc-vdso.h>
+
+void *__vdso_gettimeofday;
+void *__vdso_clock_gettime;
+void *__vdso_clock_getres;
+void *__vdso_get_tbfreq;
+
+static inline void _libc_vdso_platform_setup (void)
+  {
+    __vdso_gettimeofday = _dl_vdso_vsym ("__kernel_gettimeofday",
+  				         "LINUX_2.6.15");
+
+    __vdso_clock_gettime = _dl_vdso_vsym ("__kernel_clock_gettime",
+					  "LINUX_2.6.15");
+
+    __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres",
+				         "LINUX_2.6.15");
+
+    __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_vdso_get_tbfreq",
+				       "LINUX_2.6.15");
+  }
+#endif
+
+int
+/* GKM FIXME: GCC: this should get __BP_ prefix by virtue of the
+   BPs in the arglist of startup_info.main and startup_info.init. */
+  BP_SYM (__libc_start_main) (int argc, char *__unbounded *__unbounded ubp_av,
+			      char *__unbounded *__unbounded ubp_ev,
+			      ElfW (auxv_t) * __unbounded auxvec,
+			      void (*rtld_fini) (void),
+			      struct startup_info *__unbounded stinfo,
+			      char *__unbounded *__unbounded stack_on_entry)
+{
+#if __BOUNDED_POINTERS__
+  char **argv;
+#else
+# define argv ubp_av
+#endif
+
+  /* the PPC SVR4 ABI says that the top thing on the stack will
+     be a NULL pointer, so if not we assume that we're being called
+     as a statically-linked program by Linux...  */
+  if (*stack_on_entry != NULL)
+    {
+      char *__unbounded * __unbounded temp;
+      /* ...in which case, we have argc as the top thing on the
+         stack, followed by argv (NULL-terminated), envp (likewise),
+         and the auxilary vector.  */
+      /* 32/64-bit agnostic load from stack */
+      argc = *(long int *__unbounded) stack_on_entry;
+      ubp_av = stack_on_entry + 1;
+      ubp_ev = ubp_av + argc + 1;
+#ifdef HAVE_AUX_VECTOR
+      temp = ubp_ev;
+      while (*temp != NULL)
+	++temp;
+      auxvec = (ElfW (auxv_t) *)++ temp;
+#endif
+      rtld_fini = NULL;
+    }
+
+  /* Initialize the __cache_line_size variable from the aux vector.  */
+  for (ElfW (auxv_t) * av = auxvec; av->a_type != AT_NULL; ++av)
+    switch (av->a_type)
+      {
+      case AT_DCACHEBSIZE:
+	{
+	  int *cls = &__cache_line_size;
+	  if (cls != NULL)
+	    *cls = av->a_un.a_val;
+	}
+	break;
+      }
+#ifdef SHARED
+  /* Resolve and initialize function pointers for VDSO functions.  */
+  _libc_vdso_platform_setup ();
+#endif
+  return generic_start_main (stinfo->main, argc, ubp_av, auxvec,
+			     stinfo->init, stinfo->fini, rtld_fini,
+			     stack_on_entry);
+}
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S
new file mode 100644
index 0000000000..0e04e4bb59
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext-common.S
@@ -0,0 +1,284 @@
+/* Save current context, powerpc32 common.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
+
+/* This is the common implementation of getcontext for powerpc32.
+   It not complete in itself should be included in to a framework that 
+   defines:
+     __CONTEXT_FUNC_NAME
+   and if appropriate:
+     __CONTEXT_ENABLE_FPRS
+     __CONTEXT_ENABLE_VRS
+   Any archecture that implements the Vector unit is assumed to also 
+   implement the floating unit.  */
+
+/* Stack frame offsets.  */
+#define _FRAME_BACKCHAIN	0
+#define _FRAME_LR_SAVE		4
+#define _FRAME_PARM_SAVE1	8
+#define _FRAME_PARM_SAVE2	12
+#define _FRAME_PARM_SAVE3	16
+#define _FRAME_PARM_SAVE4	20
+
+#ifdef __CONTEXT_ENABLE_VRS
+	.machine	"altivec"
+#endif
+ENTRY(__CONTEXT_FUNC_NAME)
+	stwu	r1,-16(r1)
+/* Insure that the _UC_REGS start on a quadword boundary.  */
+	stw	r3,_FRAME_PARM_SAVE1(r1)
+	addi	r3,r3,_UC_REG_SPACE+12
+	clrrwi  r3,r3,4
+
+/* Save the general purpose registers */
+	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
+	mflr	r0
+	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
+	stw	r4,_UC_GREGS+(PT_R4*4)(r3)
+/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers
+   return address.  */
+	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
+	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
+	stw	r0,_FRAME_LR_SAVE+16(r1)
+	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
+	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
+	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
+	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
+	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
+	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
+	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
+	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
+	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
+	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
+	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
+	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
+	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
+	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
+	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
+	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
+	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
+	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
+	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
+	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
+	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
+	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
+	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
+	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
+	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
+	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
+	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
+/* Save the value of R1.  We had to push the stack before we
+   had the address of uc_reg_space.  So compute the address of
+   the callers stack pointer and save it as R1.  */
+	addi	r8,r1,16
+	li	r0,0
+/* Save the count, exception and condition registers.  */
+	mfctr	r11
+	mfxer	r10
+	mfcr	r9
+	stw	r8,_UC_GREGS+(PT_R1*4)(r3)
+	stw	r11,_UC_GREGS+(PT_CTR*4)(r3)
+	stw	r10,_UC_GREGS+(PT_XER*4)(r3)
+	stw	r9,_UC_GREGS+(PT_CCR*4)(r3)
+/* Set the return value of getcontext to "success".  R3 is the only
+   register whose value is not preserved in the saved context.  */
+	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
+
+/* Zero fill fields that can't be set in user state. */
+	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
+	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
+
+#ifdef __CONTEXT_ENABLE_FPRS
+/* Save the floating-point registers */
+	stfd	fp0,_UC_FREGS+(0*8)(r3)
+	stfd	fp1,_UC_FREGS+(1*8)(r3)
+	stfd	fp2,_UC_FREGS+(2*8)(r3)
+	stfd	fp3,_UC_FREGS+(3*8)(r3)
+	stfd	fp4,_UC_FREGS+(4*8)(r3)
+	stfd	fp5,_UC_FREGS+(5*8)(r3)
+	stfd	fp6,_UC_FREGS+(6*8)(r3)
+	stfd	fp7,_UC_FREGS+(7*8)(r3)
+	stfd	fp8,_UC_FREGS+(8*8)(r3)
+	stfd	fp9,_UC_FREGS+(9*8)(r3)
+	stfd	fp10,_UC_FREGS+(10*8)(r3)
+	stfd	fp11,_UC_FREGS+(11*8)(r3)
+	stfd	fp12,_UC_FREGS+(12*8)(r3)
+	stfd	fp13,_UC_FREGS+(13*8)(r3)
+	stfd	fp14,_UC_FREGS+(14*8)(r3)
+	stfd	fp15,_UC_FREGS+(15*8)(r3)
+	stfd	fp16,_UC_FREGS+(16*8)(r3)
+	stfd	fp17,_UC_FREGS+(17*8)(r3)
+	stfd	fp18,_UC_FREGS+(18*8)(r3)
+	stfd	fp19,_UC_FREGS+(19*8)(r3)
+	stfd	fp20,_UC_FREGS+(20*8)(r3)
+	stfd	fp21,_UC_FREGS+(21*8)(r3)
+	stfd	fp22,_UC_FREGS+(22*8)(r3)
+	stfd	fp23,_UC_FREGS+(23*8)(r3)
+	stfd	fp24,_UC_FREGS+(24*8)(r3)
+	stfd	fp25,_UC_FREGS+(25*8)(r3)
+	stfd	fp26,_UC_FREGS+(26*8)(r3)
+	stfd	fp27,_UC_FREGS+(27*8)(r3)
+	stfd	fp28,_UC_FREGS+(28*8)(r3)
+	stfd	fp29,_UC_FREGS+(29*8)(r3)
+	mffs	fp0
+	stfd	fp30,_UC_FREGS+(30*8)(r3)
+	stfd	fp31,_UC_FREGS+(31*8)(r3)
+	stfd	fp0,_UC_FREGS+(32*8)(r3)
+
+# ifdef __CONTEXT_ENABLE_VRS
+#  ifdef PIC
+	mflr    r8
+#   ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+#   else
+	bl      _GLOBAL_OFFSET_TABLE_@local-4
+	mflr    r7
+#   endif
+#   ifdef SHARED
+	lwz     r7,_rtld_global_ro@got(r7)
+	mtlr    r8
+	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
+#   else
+	lwz     r7,_dl_hwcap@got(r7)
+	mtlr    r8
+	lwz     r7,0(r7)
+#   endif
+#  else
+	lis	r7,_dl_hwcap@ha
+	lwz     r7,_dl_hwcap@l(r7)
+#  endif
+	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
+
+	la	r10,(_UC_VREGS)(r3)
+	la	r9,(_UC_VREGS+16)(r3)
+	
+	beq	2f	/* L(no_vec) */
+/* address of the combined VSCR/VSAVE quadword.  */	
+	la	r8,(_UC_VREGS+512)(r3)
+
+/* Save the vector registers */
+	stvx  v0,0,r10
+	stvx  v1,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+/* We need to get the Vector Status and Control Register early to avoid
+   store order problems later with the VSAVE register that shares the
+   same quadword.  */
+	mfvscr	v0
+
+	stvx  v2,0,r10
+	stvx  v3,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx	v0,0,r8
+	
+	stvx  v4,0,r10
+	stvx  v5,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v6,0,r10
+	stvx  v7,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v8,0,r10
+	stvx  v9,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v10,0,r10
+	stvx  v11,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v12,0,r10
+	stvx  v13,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v14,0,r10
+	stvx  v15,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v16,0,r10
+	stvx  v17,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v18,0,r10
+	stvx  v19,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v20,0,r10
+	stvx  v21,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v22,0,r10
+	stvx  v23,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v24,0,r10
+	stvx  v25,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v26,0,r10
+	stvx  v27,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v28,0,r10
+	stvx  v29,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	mfspr	r0,VRSAVE
+	stvx  v30,0,r10
+	stvx  v31,0,r9
+
+ 	stw	r0,0(r8)
+
+2: /* L(no_vec): */
+# endif
+#endif
+/* We need to set up parms and call sigprocmask which will clobber
+   volatile registers. So before the call we need to retrieve the
+   original ucontext ptr (parm1) from stack and store the UC_REGS_PTR
+   (current R3).  */
+	lwz	r12,_FRAME_PARM_SAVE1(r1)
+	li	r4,0
+	stw	r3,_UC_REGS_PTR(r12)
+	addi	r5,r12,_UC_SIGMASK
+	li	r3,SIG_BLOCK
+	bl	__sigprocmask@local
+
+	lwz	r0,_FRAME_LR_SAVE+16(r1)
+	addi	r1,r1,16
+	mtlr	r0
+	blr
+END(__CONTEXT_FUNC_NAME)
+
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
index 10211458d5..dad1074034 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
@@ -1,5 +1,5 @@
 /* Save current context.
-   Copyright (C) 2002, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2005 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
@@ -14,369 +14,53 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
 
 #include <sysdep.h>
 #include <rtld-global-offsets.h>
 #include <shlib-compat.h>
+#include <kernel-features.h>
 
 #define __ASSEMBLY__
 #include <asm/ptrace.h>
 #include "ucontext_i.h"
 
-	.machine	"altivec"
-ENTRY(__getcontext)
-	stwu	r1,-16(r1)
-/* Insure that the _UC_REGS start on a quadword boundary.  */
-	stw	r3,_FRAME_PARM_SAVE1(r1)
-	addi	r3,r3,_UC_REG_SPACE+12
-	clrrwi  r3,r3,4
+#define __CONTEXT_FUNC_NAME __getcontext
+#define __CONTEXT_ENABLE_FPRS 1
+#define __CONTEXT_ENABLE_VRS 1
 
-/* Save the general purpose registers */
-	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
-	mflr	r0
-	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
-	stw	r4,_UC_GREGS+(PT_R4*4)(r3)
-/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers
-   return address.  */
-	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
-	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
-	stw	r0,_FRAME_LR_SAVE+16(r1)
-	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
-	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
-	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
-	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
-	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
-	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
-	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
-	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
-	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
-	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
-	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
-	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
-	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
-	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
-	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
-	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
-	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
-	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
-	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
-	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
-	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
-	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
-	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
-	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
-	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
-	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
-	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
-/* Save the value of R1.  We had to push the stack before we
-   had the address of uc_reg_space.  So compute the address of
-   the callers stack pointer and save it as R1.  */
-	addi	r8,r1,16
-	li	r0,0
-/* Save the count, exception and condition registers.  */
-	mfctr	r11
-	mfxer	r10
-	mfcr	r9
-	stw	r8,_UC_GREGS+(PT_R1*4)(r3)
-	stw	r11,_UC_GREGS+(PT_CTR*4)(r3)
-	stw	r10,_UC_GREGS+(PT_XER*4)(r3)
-	stw	r9,_UC_GREGS+(PT_CCR*4)(r3)
-/* Set the return value of getcontext to "success".  R3 is the only
-   register whose value is not preserved in the saved context.  */
-	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
+/* Size of ucontext in GLIBC_2.3.4 and later.  */
+#define _UC_SIZE_2_3_4	1184
 
-/* Zero fill fields that can't be set in user state. */
-	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
-	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
-
-/* Save the floating-point registers */
-	stfd	fp0,_UC_FREGS+(0*8)(r3)
-	stfd	fp1,_UC_FREGS+(1*8)(r3)
-	stfd	fp2,_UC_FREGS+(2*8)(r3)
-	stfd	fp3,_UC_FREGS+(3*8)(r3)
-	stfd	fp4,_UC_FREGS+(4*8)(r3)
-	stfd	fp5,_UC_FREGS+(5*8)(r3)
-	stfd	fp6,_UC_FREGS+(6*8)(r3)
-	stfd	fp7,_UC_FREGS+(7*8)(r3)
-	stfd	fp8,_UC_FREGS+(8*8)(r3)
-	stfd	fp9,_UC_FREGS+(9*8)(r3)
-	stfd	fp10,_UC_FREGS+(10*8)(r3)
-	stfd	fp11,_UC_FREGS+(11*8)(r3)
-	stfd	fp12,_UC_FREGS+(12*8)(r3)
-	stfd	fp13,_UC_FREGS+(13*8)(r3)
-	stfd	fp14,_UC_FREGS+(14*8)(r3)
-	stfd	fp15,_UC_FREGS+(15*8)(r3)
-	stfd	fp16,_UC_FREGS+(16*8)(r3)
-	stfd	fp17,_UC_FREGS+(17*8)(r3)
-	stfd	fp18,_UC_FREGS+(18*8)(r3)
-	stfd	fp19,_UC_FREGS+(19*8)(r3)
-	stfd	fp20,_UC_FREGS+(20*8)(r3)
-	stfd	fp21,_UC_FREGS+(21*8)(r3)
-	stfd	fp22,_UC_FREGS+(22*8)(r3)
-	stfd	fp23,_UC_FREGS+(23*8)(r3)
-	stfd	fp24,_UC_FREGS+(24*8)(r3)
-	stfd	fp25,_UC_FREGS+(25*8)(r3)
-	stfd	fp26,_UC_FREGS+(26*8)(r3)
-	stfd	fp27,_UC_FREGS+(27*8)(r3)
-	stfd	fp28,_UC_FREGS+(28*8)(r3)
-	stfd	fp29,_UC_FREGS+(29*8)(r3)
-	mffs	fp0
-	stfd	fp30,_UC_FREGS+(30*8)(r3)
-	stfd	fp31,_UC_FREGS+(31*8)(r3)
-	stfd	fp0,_UC_FREGS+(32*8)(r3)
-
-#ifdef PIC
-	mflr    r8
-# ifdef HAVE_ASM_PPC_REL16
-	bcl	20,31,1f
-1:	mflr	r7
-	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
-# else
-	bl      _GLOBAL_OFFSET_TABLE_@local-4
-	mflr    r7
-# endif
-# ifdef SHARED
-	lwz     r7,_rtld_global_ro@got(r7)
-	mtlr    r8
-	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
-# else
-	lwz     r7,_dl_hwcap@got(r7)
-	mtlr    r8
-	lwz     r7,0(r7)
-# endif
-#else
-	lis	r7,_dl_hwcap@ha
-	lwz     r7,_dl_hwcap@l(r7)
-#endif
-	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
-
-	la	r10,(_UC_VREGS)(r3)
-	la	r9,(_UC_VREGS+16)(r3)
-	
-	beq	L(no_vec)
-/* address of the combined VSCR/VSAVE quadword.  */	
-	la	r8,(_UC_VREGS+512)(r3)
-
-/* Save the vector registers */
-	stvx  v0,0,r10
-	stvx  v1,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-/* We need to get the Vector Status and Control Register early to avoid
-   store order problems later with the VSAVE register that shares the
-   same quadword.  */
-	mfvscr	v0
-
-	stvx  v2,0,r10
-	stvx  v3,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx	v0,0,r8
-	
-	stvx  v4,0,r10
-	stvx  v5,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v6,0,r10
-	stvx  v7,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v8,0,r10
-	stvx  v9,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v10,0,r10
-	stvx  v11,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v12,0,r10
-	stvx  v13,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v14,0,r10
-	stvx  v15,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v16,0,r10
-	stvx  v17,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v18,0,r10
-	stvx  v19,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v20,0,r10
-	stvx  v21,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v22,0,r10
-	stvx  v23,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v24,0,r10
-	stvx  v25,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v26,0,r10
-	stvx  v27,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v28,0,r10
-	stvx  v29,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	mfspr	r0,VRSAVE
-	stvx  v30,0,r10
-	stvx  v31,0,r9
-
- 	stw	r0,0(r8)
-
-L(no_vec):
-/* We need to set up parms and call sigprocmask which will clobber
-   volatile registers. So before the call we need to retrieve the
-   original ucontext ptr (parm1) from stack and store the UC_REGS_PTR
-   (current R3).  */
-	lwz	r12,_FRAME_PARM_SAVE1(r1)
+#ifdef __ASSUME_SWAPCONTEXT_SYSCALL
+	.section ".text";
+ENTRY (__getcontext)
 	li	r4,0
-	stw	r3,_UC_REGS_PTR(r12)
-	addi	r5,r12,_UC_SIGMASK
-	li	r3,SIG_BLOCK
-	bl	__sigprocmask@local
-
-	lwz	r0,_FRAME_LR_SAVE+16(r1)
-	addi	r1,r1,16
-	mtlr	r0
+	li	r5,_UC_SIZE_2_3_4;
+	DO_CALL (SYS_ify (swapcontext));
+	bso-	cr0,1f
+/* the kernel does not set the return code for the success case */
+	li	r3,0
 	blr
+1:
+	b	__syscall_error@local
 END(__getcontext)
+#else
+# include "getcontext-common.S"
+#endif
 
 versioned_symbol (libc, __getcontext, getcontext, GLIBC_2_3_4)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)
-
 	compat_text_section
-ENTRY(__novec_getcontext)
-	/*
-	 * Since we are not attempting to save the altivec registers,
-	 * there is no need to get the register storage space
-	 * aligned on a 16-byte boundary.
-	 */
-	addi	r3,r3,_UC_REG_SPACE
-	stw	r3,_UC_REGS_PTR - _UC_REG_SPACE(r3)
-	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
-	stw	r1,_UC_GREGS+(PT_R1*4)(r3)
-	mflr	r0
-	stwu	r1,-16(r1)
-	stw	r0,20(r1)
-	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
-	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
-	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
-	stw	r4,_UC_GREGS+(PT_R4*4)(r3)
-	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
-	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
-	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
-	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
-	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
-	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
-	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
-	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
-	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
-	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
-	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
-	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
-	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
-	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
-	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
-	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
-	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
-	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
-	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
-	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
-	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
-	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
-	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
-	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
-	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
-	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
-	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
-	mfctr	r0
-	stw	r0,_UC_GREGS+(PT_CTR*4)(r3)
-	mfxer	r0
-	stw	r0,_UC_GREGS+(PT_XER*4)(r3)
-	mfcr	r0
-	stw	r0,_UC_GREGS+(PT_CCR*4)(r3)
-
-	/* Set the return value of getcontext to "success".  R3 is the only
-	   register whose value is not preserved in the saved context.  */
-	li	r0,0
-	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
-
-	/* Zero fill fields that can't be set in user state. */
-	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
-	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
-
-	/* Save the floating-point registers */
-	stfd	fp0,_UC_FREGS+(0*8)(r3)
-	stfd	fp1,_UC_FREGS+(1*8)(r3)
-	stfd	fp2,_UC_FREGS+(2*8)(r3)
-	stfd	fp3,_UC_FREGS+(3*8)(r3)
-	stfd	fp4,_UC_FREGS+(4*8)(r3)
-	stfd	fp5,_UC_FREGS+(5*8)(r3)
-	stfd	fp6,_UC_FREGS+(6*8)(r3)
-	stfd	fp7,_UC_FREGS+(7*8)(r3)
-	stfd	fp8,_UC_FREGS+(8*8)(r3)
-	stfd	fp9,_UC_FREGS+(9*8)(r3)
-	stfd	fp10,_UC_FREGS+(10*8)(r3)
-	stfd	fp11,_UC_FREGS+(11*8)(r3)
-	stfd	fp12,_UC_FREGS+(12*8)(r3)
-	stfd	fp13,_UC_FREGS+(13*8)(r3)
-	stfd	fp14,_UC_FREGS+(14*8)(r3)
-	stfd	fp15,_UC_FREGS+(15*8)(r3)
-	stfd	fp16,_UC_FREGS+(16*8)(r3)
-	stfd	fp17,_UC_FREGS+(17*8)(r3)
-	stfd	fp18,_UC_FREGS+(18*8)(r3)
-	stfd	fp19,_UC_FREGS+(19*8)(r3)
-	stfd	fp20,_UC_FREGS+(20*8)(r3)
-	stfd	fp21,_UC_FREGS+(21*8)(r3)
-	stfd	fp22,_UC_FREGS+(22*8)(r3)
-	stfd	fp23,_UC_FREGS+(23*8)(r3)
-	stfd	fp24,_UC_FREGS+(24*8)(r3)
-	stfd	fp25,_UC_FREGS+(25*8)(r3)
-	stfd	fp26,_UC_FREGS+(26*8)(r3)
-	stfd	fp27,_UC_FREGS+(27*8)(r3)
-	stfd	fp28,_UC_FREGS+(28*8)(r3)
-	stfd	fp29,_UC_FREGS+(29*8)(r3)
-	mffs	fp0
-	stfd	fp30,_UC_FREGS+(30*8)(r3)
-	stfd	fp31,_UC_FREGS+(31*8)(r3)
-	stfd	fp0,_UC_FREGS+(32*8)(r3)
+	
+# undef __CONTEXT_FUNC_NAME	
+# define __CONTEXT_FUNC_NAME __novec_getcontext
+# undef __CONTEXT_ENABLE_VRS
 
-	addi	r5,r3,_UC_SIGMASK - _UC_REG_SPACE
-	li	r4,0
-	li	r3,SIG_BLOCK
-	bl	__sigprocmask@local
+# clude "getcontext-common.S"
 
-	lwz	r0,20(r1)
-	addi	r1,r1,16
-	mtlr	r0
-	blr
-END(__novec_getcontext)
 	.previous
 
 compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3_3)
@@ -385,8 +69,8 @@ compat_symbol (libc, __novec_getcontext, getcontext, GLIBC_2_3_3)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3)
 
-#define _ERRNO_H	1
-#include <bits/errno.h>
+# define _ERRNO_H	1
+# include <bits/errno.h>
 
 	compat_text_section
 ENTRY (__getcontext_stub)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S
new file mode 100644
index 0000000000..c71fcd73d5
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext-common.S
@@ -0,0 +1,290 @@
+/* Jump to a new context powerpc32 common.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
+
+/* This is the common implementation of setcontext for powerpc32.
+   It not complete in itself should be included in to a framework that 
+   defines:
+     __CONTEXT_FUNC_NAME
+   and if appropriate:
+     __CONTEXT_ENABLE_FPRS
+     __CONTEXT_ENABLE_VRS
+   Any archecture that implements the Vector unit is assumed to also 
+   implement the floating unit.  */
+
+/* Stack frame offsets.  */
+#define _FRAME_BACKCHAIN	0
+#define _FRAME_LR_SAVE		4
+#define _FRAME_PARM_SAVE1	8
+#define _FRAME_PARM_SAVE2	12
+#define _FRAME_PARM_SAVE3	16
+#define _FRAME_PARM_SAVE4	20
+
+#ifdef __CONTEXT_ENABLE_VRS
+	.machine	"altivec"
+#endif
+ENTRY(__CONTEXT_FUNC_NAME)
+	mflr	r0
+	stwu	r1,-16(r1)
+	stw	r0,20(r1)
+	stw	r31,12(r1)
+	lwz	r31,_UC_REGS_PTR(r3)
+
+	/*
+	 * If this ucontext refers to the point where we were interrupted
+	 * by a signal, we have to use the rt_sigreturn system call to
+	 * return to the context so we get both LR and CTR restored.
+	 *
+	 * Otherwise, the context we are restoring is either just after
+	 * a procedure call (getcontext/swapcontext) or at the beginning
+	 * of a procedure call (makecontext), so we don't need to restore
+	 * r0, xer, ctr.  We don't restore r2 since it will be used as
+	 * the TLS pointer.
+	 */
+	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
+	cmpwi	r0,0
+	bne	4f	/* L(do_sigret) */
+
+	/* Restore the signal mask */
+	li	r5,0
+	addi	r4,r3,_UC_SIGMASK
+	li	r3,SIG_SETMASK
+	bl	__sigprocmask@local
+	cmpwi	r3,0
+	bne	3f	/* L(error_exit) */
+
+#ifdef __CONTEXT_ENABLE_FPRS
+# ifdef __CONTEXT_ENABLE_VRS
+#  ifdef PIC
+	mflr    r8
+#   ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+#   else
+	bl      _GLOBAL_OFFSET_TABLE_@local-4
+	mflr    r7
+#   endif
+#   ifdef SHARED
+	lwz     r7,_rtld_global_ro@got(r7)
+	mtlr    r8
+	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
+#   else
+	lwz     r7,_dl_hwcap@got(r7)
+	mtlr    r8
+	lwz     r7,0(r7)
+#   endif
+#  else
+	lis	r7,_dl_hwcap@ha
+	lwz     r7,_dl_hwcap@l(r7)
+#  endif
+	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
+	la	r10,(_UC_VREGS)(r31)
+	beq	2f	/* L(has_no_vec) */
+
+	lwz   r0,(32*16)(r10)
+	li    r9,(32*16)
+	cmpwi r0,0
+	mtspr VRSAVE,r0
+	beq	2f	/* L(has_no_vec) */
+
+	lvx   v19,r9,r10
+	la    r9,(16)(r10)
+
+	lvx   v0,0,r10
+	lvx   v1,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	mtvscr  v19
+	lvx   v2,0,r10
+	lvx   v3,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v4,0,r10
+	lvx   v5,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v6,0,r10
+	lvx   v7,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v8,0,r10
+	lvx   v9,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v10,0,r10
+	lvx   v11,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v12,0,r10
+	lvx   v13,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v14,0,r10
+	lvx   v15,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v16,0,r10
+	lvx   v17,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v18,0,r10
+	lvx   v19,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v20,0,r10
+	lvx   v21,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v22,0,r10
+	lvx   v23,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v24,0,r10
+	lvx   v25,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v26,0,r10
+	lvx   v27,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v28,0,r10
+	lvx   v29,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v30,0,r10
+	lvx   v31,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v10,0,r10
+	lvx   v11,0,r9
+
+2: /* L(has_no_vec): */
+# endif /* __CONTEXT_ENABLE_VRS */
+	/* Restore the floating-point registers */
+	lfd	fp31,_UC_FREGS+(32*8)(r31)
+	lfd	fp0,_UC_FREGS+(0*8)(r31)
+	mtfsf	0xff,fp31
+	lfd	fp1,_UC_FREGS+(1*8)(r31)
+	lfd	fp2,_UC_FREGS+(2*8)(r31)
+	lfd	fp3,_UC_FREGS+(3*8)(r31)
+	lfd	fp4,_UC_FREGS+(4*8)(r31)
+	lfd	fp5,_UC_FREGS+(5*8)(r31)
+	lfd	fp6,_UC_FREGS+(6*8)(r31)
+	lfd	fp7,_UC_FREGS+(7*8)(r31)
+	lfd	fp8,_UC_FREGS+(8*8)(r31)
+	lfd	fp9,_UC_FREGS+(9*8)(r31)
+	lfd	fp10,_UC_FREGS+(10*8)(r31)
+	lfd	fp11,_UC_FREGS+(11*8)(r31)
+	lfd	fp12,_UC_FREGS+(12*8)(r31)
+	lfd	fp13,_UC_FREGS+(13*8)(r31)
+	lfd	fp14,_UC_FREGS+(14*8)(r31)
+	lfd	fp15,_UC_FREGS+(15*8)(r31)
+	lfd	fp16,_UC_FREGS+(16*8)(r31)
+	lfd	fp17,_UC_FREGS+(17*8)(r31)
+	lfd	fp18,_UC_FREGS+(18*8)(r31)
+	lfd	fp19,_UC_FREGS+(19*8)(r31)
+	lfd	fp20,_UC_FREGS+(20*8)(r31)
+	lfd	fp21,_UC_FREGS+(21*8)(r31)
+	lfd	fp22,_UC_FREGS+(22*8)(r31)
+	lfd	fp23,_UC_FREGS+(23*8)(r31)
+	lfd	fp24,_UC_FREGS+(24*8)(r31)
+	lfd	fp25,_UC_FREGS+(25*8)(r31)
+	lfd	fp26,_UC_FREGS+(26*8)(r31)
+	lfd	fp27,_UC_FREGS+(27*8)(r31)
+	lfd	fp28,_UC_FREGS+(28*8)(r31)
+	lfd	fp29,_UC_FREGS+(29*8)(r31)
+	lfd	fp30,_UC_FREGS+(30*8)(r31)
+	lfd	fp31,_UC_FREGS+(31*8)(r31)
+#endif /* __CONTEXT_ENABLE_FPRS */
+
+	/* Restore LR and CCR, and set CTR to the NIP value */
+	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
+	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
+	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
+	mtlr	r3
+	mtctr	r4
+	mtcr	r5
+
+	/* Restore the general registers */
+	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
+	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
+	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
+	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
+	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
+	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
+	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
+	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
+	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
+	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
+	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
+	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
+	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
+	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
+	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
+	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
+	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
+	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
+	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
+	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
+	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
+	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
+	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
+	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
+	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
+	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
+	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
+	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
+	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
+	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
+
+	bctr
+
+3: /* L(error_exit): */
+	lwz	r31,12(r1)
+	lwz	r0,20(r1)
+	addi	r1,r1,16
+	mtlr	r0
+	blr
+
+
+4: /* L(do_sigret): */
+	addi	r1,r3,-0xd0
+	li	r0,SYS_ify(rt_sigreturn)
+	sc
+	/* NOTREACHED */
+
+END (__CONTEXT_FUNC_NAME)
+
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
index eff60f9bbf..7e9213c2d6 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
@@ -1,5 +1,5 @@
 /* Jump to a new context.
-   Copyright (C) 2002, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2005 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
@@ -14,8 +14,8 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
 
 #include <sysdep.h>
 #include <rtld-global-offsets.h>
@@ -25,379 +25,43 @@
 #include <asm/ptrace.h>
 #include "ucontext_i.h"
 
-	.machine	"altivec"
-ENTRY(__setcontext)
-	mflr	r0
-	stwu	r1,-16(r1)
-	stw	r0,20(r1)
-	stw	r31,12(r1)
-	lwz	r31,_UC_REGS_PTR(r3)
-
-	/*
-	 * If this ucontext refers to the point where we were interrupted
-	 * by a signal, we have to use the rt_sigreturn system call to
-	 * return to the context so we get both LR and CTR restored.
-	 *
-	 * Otherwise, the context we are restoring is either just after
-	 * a procedure call (getcontext/swapcontext) or at the beginning
-	 * of a procedure call (makecontext), so we don't need to restore
-	 * r0, xer, ctr.  We don't restore r2 since it will be used as
-	 * the TLS pointer.
-	 */
-	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
-	cmpwi	r0,0
-	bne	L(do_sigret)
-
-	/* Restore the signal mask */
-	li	r5,0
-	addi	r4,r3,_UC_SIGMASK
-	li	r3,SIG_SETMASK
-	bl	__sigprocmask@local
-	cmpwi	r3,0
-	bne	L(error_exit)
-
-#ifdef PIC
-	mflr    r8
-# ifdef HAVE_ASM_PPC_REL16
-	bcl	20,31,1f
-1:	mflr	r7
-	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
-# else
-	bl      _GLOBAL_OFFSET_TABLE_@local-4
-	mflr    r7
-# endif
-# ifdef SHARED
-	lwz     r7,_rtld_global_ro@got(r7)
-	mtlr    r8
-	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
-# else
-	lwz     r7,_dl_hwcap@got(r7)
-	mtlr    r8
-	lwz     r7,0(r7)
-# endif
+#define __CONTEXT_FUNC_NAME __setcontext
+#define __CONTEXT_ENABLE_FPRS 1
+#define __CONTEXT_ENABLE_VRS 1
+
+/* Size of ucontext in GLIBC_2.3.4 and later.  */
+#define _UC_SIZE_2_3_4	1184
+
+#ifdef __ASSUME_SWAPCONTEXT_SYSCALL
+	.section ".text";
+ENTRY (__setcontext)
+	mr	r4,r3
+	li	r3,0
+	li	r5,_UC_SIZE_2_3_4;
+	DO_CALL (SYS_ify (swapcontext));
+	bso-	cr0,1f
+/* the kernel does not set the return code for the success case */
+	li	r3,0
+	blr
+1:
+	b	__syscall_error@local
+END(__setcontext)
 #else
-	lis	r7,_dl_hwcap@ha
-	lwz     r7,_dl_hwcap@l(r7)
+# include "setcontext-common.S"
 #endif
-	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
-	la	r10,(_UC_VREGS)(r31)
-	beq	L(has_no_vec)
-
-	lwz   r0,(32*16)(r10)
-	li    r9,(32*16)
-	cmpwi r0,0
-	mtspr VRSAVE,r0
-	beq   L(has_no_vec)
-
-	lvx   v19,r9,r10
-	la    r9,(16)(r10)
-
-	lvx   v0,0,r10
-	lvx   v1,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	mtvscr  v19
-	lvx   v2,0,r10
-	lvx   v3,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v4,0,r10
-	lvx   v5,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v6,0,r10
-	lvx   v7,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v8,0,r10
-	lvx   v9,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v10,0,r10
-	lvx   v11,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v12,0,r10
-	lvx   v13,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v14,0,r10
-	lvx   v15,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v16,0,r10
-	lvx   v17,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v18,0,r10
-	lvx   v19,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v20,0,r10
-	lvx   v21,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v22,0,r10
-	lvx   v23,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v24,0,r10
-	lvx   v25,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v26,0,r10
-	lvx   v27,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v28,0,r10
-	lvx   v29,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v30,0,r10
-	lvx   v31,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v10,0,r10
-	lvx   v11,0,r9
-
-L(has_no_vec):
-	/* Restore the floating-point registers */
-	lfd	fp31,_UC_FREGS+(32*8)(r31)
-	lfd	fp0,_UC_FREGS+(0*8)(r31)
-	mtfsf	0xff,fp31
-	lfd	fp1,_UC_FREGS+(1*8)(r31)
-	lfd	fp2,_UC_FREGS+(2*8)(r31)
-	lfd	fp3,_UC_FREGS+(3*8)(r31)
-	lfd	fp4,_UC_FREGS+(4*8)(r31)
-	lfd	fp5,_UC_FREGS+(5*8)(r31)
-	lfd	fp6,_UC_FREGS+(6*8)(r31)
-	lfd	fp7,_UC_FREGS+(7*8)(r31)
-	lfd	fp8,_UC_FREGS+(8*8)(r31)
-	lfd	fp9,_UC_FREGS+(9*8)(r31)
-	lfd	fp10,_UC_FREGS+(10*8)(r31)
-	lfd	fp11,_UC_FREGS+(11*8)(r31)
-	lfd	fp12,_UC_FREGS+(12*8)(r31)
-	lfd	fp13,_UC_FREGS+(13*8)(r31)
-	lfd	fp14,_UC_FREGS+(14*8)(r31)
-	lfd	fp15,_UC_FREGS+(15*8)(r31)
-	lfd	fp16,_UC_FREGS+(16*8)(r31)
-	lfd	fp17,_UC_FREGS+(17*8)(r31)
-	lfd	fp18,_UC_FREGS+(18*8)(r31)
-	lfd	fp19,_UC_FREGS+(19*8)(r31)
-	lfd	fp20,_UC_FREGS+(20*8)(r31)
-	lfd	fp21,_UC_FREGS+(21*8)(r31)
-	lfd	fp22,_UC_FREGS+(22*8)(r31)
-	lfd	fp23,_UC_FREGS+(23*8)(r31)
-	lfd	fp24,_UC_FREGS+(24*8)(r31)
-	lfd	fp25,_UC_FREGS+(25*8)(r31)
-	lfd	fp26,_UC_FREGS+(26*8)(r31)
-	lfd	fp27,_UC_FREGS+(27*8)(r31)
-	lfd	fp28,_UC_FREGS+(28*8)(r31)
-	lfd	fp29,_UC_FREGS+(29*8)(r31)
-	lfd	fp30,_UC_FREGS+(30*8)(r31)
-	lfd	fp31,_UC_FREGS+(31*8)(r31)
-
-	/* Restore LR and CCR, and set CTR to the NIP value */
-	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
-	mtlr	r3
-	mtctr	r4
-	mtcr	r5
-
-	/* Restore the general registers */
-	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
-	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
-	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
-	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
-	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
-	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
-	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
-	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
-	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
-	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
-	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
-	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
-	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
-	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
-	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
-	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
-	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
-	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
-	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
-	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
-	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
-	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
-	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
-	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
-	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
-	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
-	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
-	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
-
-	bctr
-
-L(error_exit):
-	lwz	r31,12(r1)
-	lwz	r0,20(r1)
-	addi	r1,r1,16
-	mtlr	r0
-	blr
-
-L(do_sigret):
-	addi	r1,r3,-0xd0
-	li	r0,SYS_ify(rt_sigreturn)
-	sc
-	/* NOTREACHED */
-
-END (__setcontext)
 
 versioned_symbol (libc, __setcontext, setcontext, GLIBC_2_3_4)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)
 
 	compat_text_section
-ENTRY(__novec_setcontext)
-	mflr	r0
-	stwu	r1,-16(r1)
-	stw	r0,20(r1)
-	stw	r31,12(r1)
-	lwz	r31,_UC_REGS_PTR(r3)
-
-	/*
-	 * If this ucontext refers to the point where we were interrupted
-	 * by a signal, we have to use the rt_sigreturn system call to
-	 * return to the context so we get both LR and CTR restored.
-	 *
-	 * Otherwise, the context we are restoring is either just after
-	 * a procedure call (getcontext/swapcontext) or at the beginning
-	 * of a procedure call (makecontext), so we don't need to restore
-	 * r0, xer, ctr.  We don't restore r2 since it will be used as
-	 * the TLS pointer.
-	 */
-	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
-	cmpwi	r0,0
-	bne	L(novec_do_sigret)
-
-	/* Restore the signal mask */
-	li	r5,0
-	addi	r4,r3,_UC_SIGMASK
-	li	r3,SIG_SETMASK
-	bl	__sigprocmask@local
-	cmpwi	r3,0
-	bne	L(novec_error_exit)
-
-	/* Restore the floating-point registers */
-	lfd	fp31,_UC_FREGS+(32*8)(r31)
-	lfd	fp0,_UC_FREGS+(0*8)(r31)
-	mtfsf	0xff,fp31
-	lfd	fp1,_UC_FREGS+(1*8)(r31)
-	lfd	fp2,_UC_FREGS+(2*8)(r31)
-	lfd	fp3,_UC_FREGS+(3*8)(r31)
-	lfd	fp4,_UC_FREGS+(4*8)(r31)
-	lfd	fp5,_UC_FREGS+(5*8)(r31)
-	lfd	fp6,_UC_FREGS+(6*8)(r31)
-	lfd	fp7,_UC_FREGS+(7*8)(r31)
-	lfd	fp8,_UC_FREGS+(8*8)(r31)
-	lfd	fp9,_UC_FREGS+(9*8)(r31)
-	lfd	fp10,_UC_FREGS+(10*8)(r31)
-	lfd	fp11,_UC_FREGS+(11*8)(r31)
-	lfd	fp12,_UC_FREGS+(12*8)(r31)
-	lfd	fp13,_UC_FREGS+(13*8)(r31)
-	lfd	fp14,_UC_FREGS+(14*8)(r31)
-	lfd	fp15,_UC_FREGS+(15*8)(r31)
-	lfd	fp16,_UC_FREGS+(16*8)(r31)
-	lfd	fp17,_UC_FREGS+(17*8)(r31)
-	lfd	fp18,_UC_FREGS+(18*8)(r31)
-	lfd	fp19,_UC_FREGS+(19*8)(r31)
-	lfd	fp20,_UC_FREGS+(20*8)(r31)
-	lfd	fp21,_UC_FREGS+(21*8)(r31)
-	lfd	fp22,_UC_FREGS+(22*8)(r31)
-	lfd	fp23,_UC_FREGS+(23*8)(r31)
-	lfd	fp24,_UC_FREGS+(24*8)(r31)
-	lfd	fp25,_UC_FREGS+(25*8)(r31)
-	lfd	fp26,_UC_FREGS+(26*8)(r31)
-	lfd	fp27,_UC_FREGS+(27*8)(r31)
-	lfd	fp28,_UC_FREGS+(28*8)(r31)
-	lfd	fp29,_UC_FREGS+(29*8)(r31)
-	lfd	fp30,_UC_FREGS+(30*8)(r31)
-	lfd	fp31,_UC_FREGS+(31*8)(r31)
-
-	/* Restore LR and CCR, and set CTR to the NIP value */
-	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
-	mtlr	r3
-	mtctr	r4
-	mtcr	r5
-
-	/* Restore the general registers */
-	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
-	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
-	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
-	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
-	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
-	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
-	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
-	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
-	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
-	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
-	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
-	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
-	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
-	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
-	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
-	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
-	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
-	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
-	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
-	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
-	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
-	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
-	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
-	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
-	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
-	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
-	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
-	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
-
-	bctr
-
-L(novec_error_exit):
-	lwz	r31,12(r1)
-	lwz	r0,20(r1)
-	addi	r1,r1,16
-	mtlr	r0
-	blr
+	
+# undef __CONTEXT_FUNC_NAME	
+# define __CONTEXT_FUNC_NAME __novec_setcontext
+# undef __CONTEXT_ENABLE_VRS
 
-L(novec_do_sigret):
-	addi	r1,r3,-0xd0
-	li	r0,SYS_ify(rt_sigreturn)
-	sc
-	/* NOTREACHED */
+# include "setcontext-common.S"
 
-END (__novec_setcontext)
 	.previous
 
 compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3_3)
@@ -406,8 +70,8 @@ compat_symbol (libc, __novec_setcontext, setcontext, GLIBC_2_3_3)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_3)
 
-#define _ERRNO_H	1
-#include <bits/errno.h>
+# define _ERRNO_H	1
+# include <bits/errno.h>
 
 	compat_text_section
 ENTRY (__setcontext_stub)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S
new file mode 100644
index 0000000000..8b2998b8fd
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext-common.S
@@ -0,0 +1,516 @@
+/* Save current context and jump to a new context.
+   Copyright (C) 2005 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
+
+/* This is the common implementation of setcontext for powerpc32.
+   It not complete in itself should be included in to a framework that 
+   defines:
+     __CONTEXT_FUNC_NAME
+   and if appropriate:
+     __CONTEXT_ENABLE_FPRS
+     __CONTEXT_ENABLE_VRS
+   Any archecture that implements the Vector unit is assumed to also 
+   implement the floating unit.  */
+
+/* Stack frame offsets.  */
+#define _FRAME_BACKCHAIN	0
+#define _FRAME_LR_SAVE		4
+#define _FRAME_PARM_SAVE1	8
+#define _FRAME_PARM_SAVE2	12
+#define _FRAME_PARM_SAVE3	16
+#define _FRAME_PARM_SAVE4	20
+
+#ifdef __CONTEXT_ENABLE_VRS
+	.machine	"altivec"
+#endif
+ENTRY(__CONTEXT_FUNC_NAME)
+	stwu	r1,-16(r1)
+/* Insure that the _UC_REGS start on a quadword boundary.  */
+	stw	r3,_FRAME_PARM_SAVE1(r1)
+	addi	r3,r3,_UC_REG_SPACE+12
+	stw	r4,_FRAME_PARM_SAVE2(r1)	/* new context pointer */
+	clrrwi  r3,r3,4
+
+/* Save the general purpose registers */
+	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
+	mflr	r0
+	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
+	stw	r4,_UC_GREGS+(PT_R4*4)(r3)			
+/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers
+   return address.  */
+	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
+	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
+	stw	r0,_FRAME_LR_SAVE+16(r1)
+	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
+	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
+	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
+	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
+	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
+	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
+	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
+	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
+	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
+	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
+	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
+	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
+	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
+	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
+	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
+	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
+	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
+	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
+	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
+	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
+	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
+	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
+	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
+	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
+	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
+	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
+	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
+	
+/* Save the value of R1.  We had to push the stack before we
+   had the address of uc_reg_space.  So compute the address of
+   the callers stack pointer and save it as R1.  */
+	addi	r8,r1,16
+	li	r0,0
+/* Save the count, exception and condition registers.  */
+	mfctr	r11
+	mfxer	r10
+	mfcr	r9
+	stw	r8,_UC_GREGS+(PT_R1*4)(r3)
+	stw	r11,_UC_GREGS+(PT_CTR*4)(r3)
+	stw	r10,_UC_GREGS+(PT_XER*4)(r3)
+	stw	r9,_UC_GREGS+(PT_CCR*4)(r3)
+/* Set the return value of getcontext to "success".  R3 is the only
+   register whose value is not preserved in the saved context.  */
+	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
+
+	/* Zero fill fields that can't be set in user state. */
+	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
+	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
+
+#ifdef __CONTEXT_ENABLE_FPRS
+	/* Save the floating-point registers */
+	stfd	fp0,_UC_FREGS+(0*8)(r3)
+	stfd	fp1,_UC_FREGS+(1*8)(r3)
+	stfd	fp2,_UC_FREGS+(2*8)(r3)
+	stfd	fp3,_UC_FREGS+(3*8)(r3)
+	stfd	fp4,_UC_FREGS+(4*8)(r3)
+	stfd	fp5,_UC_FREGS+(5*8)(r3)
+	stfd	fp6,_UC_FREGS+(6*8)(r3)
+	stfd	fp7,_UC_FREGS+(7*8)(r3)
+	stfd	fp8,_UC_FREGS+(8*8)(r3)
+	stfd	fp9,_UC_FREGS+(9*8)(r3)
+	stfd	fp10,_UC_FREGS+(10*8)(r3)
+	stfd	fp11,_UC_FREGS+(11*8)(r3)
+	stfd	fp12,_UC_FREGS+(12*8)(r3)
+	stfd	fp13,_UC_FREGS+(13*8)(r3)
+	stfd	fp14,_UC_FREGS+(14*8)(r3)
+	stfd	fp15,_UC_FREGS+(15*8)(r3)
+	stfd	fp16,_UC_FREGS+(16*8)(r3)
+	stfd	fp17,_UC_FREGS+(17*8)(r3)
+	stfd	fp18,_UC_FREGS+(18*8)(r3)
+	stfd	fp19,_UC_FREGS+(19*8)(r3)
+	stfd	fp20,_UC_FREGS+(20*8)(r3)
+	stfd	fp21,_UC_FREGS+(21*8)(r3)
+	stfd	fp22,_UC_FREGS+(22*8)(r3)
+	stfd	fp23,_UC_FREGS+(23*8)(r3)
+	stfd	fp24,_UC_FREGS+(24*8)(r3)
+	stfd	fp25,_UC_FREGS+(25*8)(r3)
+	stfd	fp26,_UC_FREGS+(26*8)(r3)
+	stfd	fp27,_UC_FREGS+(27*8)(r3)
+	stfd	fp28,_UC_FREGS+(28*8)(r3)
+	stfd	fp29,_UC_FREGS+(29*8)(r3)
+	mffs	fp0
+	stfd	fp30,_UC_FREGS+(30*8)(r3)
+	stfd	fp31,_UC_FREGS+(31*8)(r3)
+	stfd	fp0,_UC_FREGS+(32*8)(r3)
+	
+# ifdef __CONTEXT_ENABLE_VRS
+#  ifdef PIC
+	mflr    r8
+#   ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,1f
+1:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+#   else
+	bl      _GLOBAL_OFFSET_TABLE_@local-4
+	mflr    r7
+#   endif
+#   ifdef SHARED
+	lwz     r7,_rtld_global_ro@got(r7)
+	mtlr    r8
+	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
+#   else
+	lwz     r7,_dl_hwcap@got(r7)
+	mtlr    r8
+	lwz     r7,0(r7)
+#   endif
+#  else
+	lis	r7,_dl_hwcap@ha
+	lwz     r7,_dl_hwcap@l(r7)
+#  endif
+	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
+
+	la	r10,(_UC_VREGS)(r3)
+	la	r9,(_UC_VREGS+16)(r3)
+	
+/*	beq	L(no_vec)*/
+	beq	2f
+/* address of the combined VSCR/VSAVE quadword.  */	
+	la	r8,(_UC_VREGS+512)(r3)
+
+/* Save the vector registers */
+	stvx  v0,0,r10
+	stvx  v1,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+/* We need to get the Vector Status and Control Register early to avoid
+   store order problems later with the VSAVE register that shares the
+   same quadword.  */
+	mfvscr	v0
+
+	stvx  v2,0,r10
+	stvx  v3,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+	
+	stvx	v0,0,r8
+
+	stvx  v4,0,r10
+	stvx  v5,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v6,0,r10
+	stvx  v7,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v8,0,r10
+	stvx  v9,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v10,0,r10
+	stvx  v11,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v12,0,r10
+	stvx  v13,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v14,0,r10
+	stvx  v15,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v16,0,r10
+	stvx  v17,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v18,0,r10
+	stvx  v19,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v20,0,r10
+	stvx  v21,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v22,0,r10
+	stvx  v23,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v24,0,r10
+	stvx  v25,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v26,0,r10
+	stvx  v27,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	stvx  v28,0,r10
+	stvx  v29,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	mfvscr	v0
+	stvx  v30,0,r10
+	stvx  v31,0,r9
+ 	stw	r0,0(r8)
+	
+2: /*L(no_vec):*/
+# endif /* __CONTEXT_ENABLE_VRS */
+#endif /* __CONTEXT_ENABLE_FPRS */
+
+/* Restore ucontext (parm1) from stack.  */
+	lwz	r12,_FRAME_PARM_SAVE1(r1)
+	li	r4,0
+	stw	r3,_UC_REGS_PTR(r12)
+	addi	r5,r12,_UC_SIGMASK
+	li	r3,SIG_SETMASK
+	bl	__sigprocmask@local
+	cmpwi	r3,0
+	bne	3f	/* L(error_exit) */
+
+	/*
+	 * If the new ucontext refers to the point where we were interrupted
+	 * by a signal, we have to use the rt_sigreturn system call to
+	 * return to the context so we get both LR and CTR restored.
+	 *
+	 * Otherwise, the context we are restoring is either just after
+	 * a procedure call (getcontext/swapcontext) or at the beginning
+	 * of a procedure call (makecontext), so we don't need to restore
+	 * r0, xer, ctr.  We don't restore r2 since it will be used as
+	 * the TLS pointer.
+	 */
+	lwz	r4,_FRAME_PARM_SAVE2(r1)
+	lwz	r31,_UC_REGS_PTR(r4)
+	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
+	cmpwi	r0,0
+	bne	4f	/* L(do_sigret) */
+
+#ifdef __CONTEXT_ENABLE_FPRS
+# ifdef __CONTEXT_ENABLE_VRS
+
+#  ifdef PIC
+	mflr    r8
+#   ifdef HAVE_ASM_PPC_REL16
+	bcl	20,31,5f
+5:	mflr	r7
+	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
+	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
+#   else
+	bl      _GLOBAL_OFFSET_TABLE_@local-4
+	mflr    r7
+#   endif
+#   ifdef SHARED
+	lwz     r7,_rtld_global_ro@got(r7)
+	mtlr    r8
+	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
+#   else
+	lwz     r7,_dl_hwcap@got(r7)
+	mtlr    r8
+	lwz     r7,0(r7)
+#   endif
+#  else
+	lis	r7,_dl_hwcap@ha
+	lwz     r7,_dl_hwcap@l(r7)
+#  endif
+	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
+	la	r10,(_UC_VREGS)(r31)
+	beq	6f	/* L(has_no_vec) */
+
+	lwz   r0,(32*16)(r10)
+	li    r9,(32*16)
+	cmpwi r0,0
+	mtspr VRSAVE,r0
+	beq	6f	/* L(has_no_vec) */
+
+	lvx   v19,r9,r10
+	la    r9,(16)(r10)
+
+	lvx   v0,0,r10
+	lvx   v1,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	mtvscr  v19
+	lvx   v2,0,r10
+	lvx   v3,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v4,0,r10
+	lvx   v5,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v6,0,r10
+	lvx   v7,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v8,0,r10
+	lvx   v9,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v10,0,r10
+	lvx   v11,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v12,0,r10
+	lvx   v13,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v14,0,r10
+	lvx   v15,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v16,0,r10
+	lvx   v17,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v18,0,r10
+	lvx   v19,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v20,0,r10
+	lvx   v21,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v22,0,r10
+	lvx   v23,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v24,0,r10
+	lvx   v25,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v26,0,r10
+	lvx   v27,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v28,0,r10
+	lvx   v29,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v30,0,r10
+	lvx   v31,0,r9
+	addi  r10,r10,32
+	addi  r9,r9,32
+
+	lvx   v10,0,r10
+	lvx   v11,0,r9
+
+6: /* L(has_no_vec): */
+# endif /* __CONTEXT_ENABLE_VRS */
+	/* Restore the floating-point registers */
+	lfd	fp31,_UC_FREGS+(32*8)(r31)
+	lfd	fp0,_UC_FREGS+(0*8)(r31)
+	mtfsf	0xff,fp31
+	lfd	fp1,_UC_FREGS+(1*8)(r31)
+	lfd	fp2,_UC_FREGS+(2*8)(r31)
+	lfd	fp3,_UC_FREGS+(3*8)(r31)
+	lfd	fp4,_UC_FREGS+(4*8)(r31)
+	lfd	fp5,_UC_FREGS+(5*8)(r31)
+	lfd	fp6,_UC_FREGS+(6*8)(r31)
+	lfd	fp7,_UC_FREGS+(7*8)(r31)
+	lfd	fp8,_UC_FREGS+(8*8)(r31)
+	lfd	fp9,_UC_FREGS+(9*8)(r31)
+	lfd	fp10,_UC_FREGS+(10*8)(r31)
+	lfd	fp11,_UC_FREGS+(11*8)(r31)
+	lfd	fp12,_UC_FREGS+(12*8)(r31)
+	lfd	fp13,_UC_FREGS+(13*8)(r31)
+	lfd	fp14,_UC_FREGS+(14*8)(r31)
+	lfd	fp15,_UC_FREGS+(15*8)(r31)
+	lfd	fp16,_UC_FREGS+(16*8)(r31)
+	lfd	fp17,_UC_FREGS+(17*8)(r31)
+	lfd	fp18,_UC_FREGS+(18*8)(r31)
+	lfd	fp19,_UC_FREGS+(19*8)(r31)
+	lfd	fp20,_UC_FREGS+(20*8)(r31)
+	lfd	fp21,_UC_FREGS+(21*8)(r31)
+	lfd	fp22,_UC_FREGS+(22*8)(r31)
+	lfd	fp23,_UC_FREGS+(23*8)(r31)
+	lfd	fp24,_UC_FREGS+(24*8)(r31)
+	lfd	fp25,_UC_FREGS+(25*8)(r31)
+	lfd	fp26,_UC_FREGS+(26*8)(r31)
+	lfd	fp27,_UC_FREGS+(27*8)(r31)
+	lfd	fp28,_UC_FREGS+(28*8)(r31)
+	lfd	fp29,_UC_FREGS+(29*8)(r31)
+	lfd	fp30,_UC_FREGS+(30*8)(r31)
+	lfd	fp31,_UC_FREGS+(31*8)(r31)
+#endif /* __CONTEXT_ENABLE_FPRS */
+
+	/* Restore LR and CCR, and set CTR to the NIP value */
+	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
+	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
+	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
+	mtlr	r3
+	mtctr	r4
+	mtcr	r5
+
+	/* Restore the general registers */
+	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
+	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
+	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
+	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
+	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
+	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
+	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
+	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
+	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
+	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
+	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
+	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
+	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
+	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
+	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
+	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
+	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
+	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
+	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
+	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
+	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
+	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
+	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
+	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
+	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
+	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
+	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
+	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
+	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
+	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
+
+	bctr
+	
+3:/*L(error_exit):*/
+	lwz	r0,_FRAME_LR_SAVE+16(r1)
+	addi	r1,r1,16
+	mtlr	r0
+	blr
+	
+4:/*L(do_sigret):*/
+	addi	r1,r4,-0xd0
+	li	r0,SYS_ify(rt_sigreturn)
+	sc
+	/* NOTREACHED */
+
+END(__CONTEXT_FUNC_NAME)
+
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
index 6e46abadb0..0605f3d107 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
@@ -1,5 +1,5 @@
 /* Save current context and jump to a new context.
-   Copyright (C) 2002, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2005 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
@@ -14,698 +14,53 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
+   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
+   02110-1301 USA.  */
 
 #include <sysdep.h>
 #include <rtld-global-offsets.h>
 #include <shlib-compat.h>
+#include <kernel-features.h>
 
 #define __ASSEMBLY__
 #include <asm/ptrace.h>
 #include "ucontext_i.h"
 
-	.machine	"altivec"
-ENTRY(__swapcontext)
-	stwu	r1,-16(r1)
-/* Insure that the _UC_REGS start on a quadword boundary.  */
-	stw	r3,_FRAME_PARM_SAVE1(r1)
-	addi	r3,r3,_UC_REG_SPACE+12
-	stw	r4,_FRAME_PARM_SAVE2(r1)	/* new context pointer */
-	clrrwi  r3,r3,4
-
-/* Save the general purpose registers */
-	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
-	mflr	r0
-	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
-	stw	r4,_UC_GREGS+(PT_R4*4)(r3)			
-/* Set the callers LR_SAVE, and the ucontext LR and NIP to the callers
-   return address.  */
-	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
-	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
-	stw	r0,_FRAME_LR_SAVE+16(r1)
-	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
-	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
-	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
-	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
-	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
-	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
-	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
-	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
-	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
-	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
-	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
-	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
-	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
-	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
-	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
-	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
-	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
-	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
-	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
-	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
-	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
-	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
-	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
-	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
-	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
-	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
-	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
-	
-/* Save the value of R1.  We had to push the stack before we
-   had the address of uc_reg_space.  So compute the address of
-   the callers stack pointer and save it as R1.  */
-	addi	r8,r1,16
-	li	r0,0
-/* Save the count, exception and condition registers.  */
-	mfctr	r11
-	mfxer	r10
-	mfcr	r9
-	stw	r8,_UC_GREGS+(PT_R1*4)(r3)
-	stw	r11,_UC_GREGS+(PT_CTR*4)(r3)
-	stw	r10,_UC_GREGS+(PT_XER*4)(r3)
-	stw	r9,_UC_GREGS+(PT_CCR*4)(r3)
-/* Set the return value of getcontext to "success".  R3 is the only
-   register whose value is not preserved in the saved context.  */
-	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
-
-	/* Zero fill fields that can't be set in user state. */
-	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
-	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
-
-	/* Save the floating-point registers */
-	stfd	fp0,_UC_FREGS+(0*8)(r3)
-	stfd	fp1,_UC_FREGS+(1*8)(r3)
-	stfd	fp2,_UC_FREGS+(2*8)(r3)
-	stfd	fp3,_UC_FREGS+(3*8)(r3)
-	stfd	fp4,_UC_FREGS+(4*8)(r3)
-	stfd	fp5,_UC_FREGS+(5*8)(r3)
-	stfd	fp6,_UC_FREGS+(6*8)(r3)
-	stfd	fp7,_UC_FREGS+(7*8)(r3)
-	stfd	fp8,_UC_FREGS+(8*8)(r3)
-	stfd	fp9,_UC_FREGS+(9*8)(r3)
-	stfd	fp10,_UC_FREGS+(10*8)(r3)
-	stfd	fp11,_UC_FREGS+(11*8)(r3)
-	stfd	fp12,_UC_FREGS+(12*8)(r3)
-	stfd	fp13,_UC_FREGS+(13*8)(r3)
-	stfd	fp14,_UC_FREGS+(14*8)(r3)
-	stfd	fp15,_UC_FREGS+(15*8)(r3)
-	stfd	fp16,_UC_FREGS+(16*8)(r3)
-	stfd	fp17,_UC_FREGS+(17*8)(r3)
-	stfd	fp18,_UC_FREGS+(18*8)(r3)
-	stfd	fp19,_UC_FREGS+(19*8)(r3)
-	stfd	fp20,_UC_FREGS+(20*8)(r3)
-	stfd	fp21,_UC_FREGS+(21*8)(r3)
-	stfd	fp22,_UC_FREGS+(22*8)(r3)
-	stfd	fp23,_UC_FREGS+(23*8)(r3)
-	stfd	fp24,_UC_FREGS+(24*8)(r3)
-	stfd	fp25,_UC_FREGS+(25*8)(r3)
-	stfd	fp26,_UC_FREGS+(26*8)(r3)
-	stfd	fp27,_UC_FREGS+(27*8)(r3)
-	stfd	fp28,_UC_FREGS+(28*8)(r3)
-	stfd	fp29,_UC_FREGS+(29*8)(r3)
-	mffs	fp0
-	stfd	fp30,_UC_FREGS+(30*8)(r3)
-	stfd	fp31,_UC_FREGS+(31*8)(r3)
-	stfd	fp0,_UC_FREGS+(32*8)(r3)
-#ifdef PIC
-	mflr    r8
-# ifdef HAVE_ASM_PPC_REL16
-	bcl	20,31,1f
-1:	mflr	r7
-	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
-# else
-	bl      _GLOBAL_OFFSET_TABLE_@local-4
-	mflr    r7
-# endif
-# ifdef SHARED
-	lwz     r7,_rtld_global_ro@got(r7)
-	mtlr    r8
-	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
-# else
-	lwz     r7,_dl_hwcap@got(r7)
-	mtlr    r8
-	lwz     r7,0(r7)
-# endif
-#else
-	lis	r7,_dl_hwcap@ha
-	lwz     r7,_dl_hwcap@l(r7)
-#endif
-	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
-
-	la	r10,(_UC_VREGS)(r3)
-	la	r9,(_UC_VREGS+16)(r3)
-	
-	beq	L(no_vec)
-/* address of the combined VSCR/VSAVE quadword.  */	
-	la	r8,(_UC_VREGS+512)(r3)
-
-/* Save the vector registers */
-	stvx  v0,0,r10
-	stvx  v1,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-/* We need to get the Vector Status and Control Register early to avoid
-   store order problems later with the VSAVE register that shares the
-   same quadword.  */
-	mfvscr	v0
-
-	stvx  v2,0,r10
-	stvx  v3,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-	
-	stvx	v0,0,r8
-
-	stvx  v4,0,r10
-	stvx  v5,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v6,0,r10
-	stvx  v7,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v8,0,r10
-	stvx  v9,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v10,0,r10
-	stvx  v11,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v12,0,r10
-	stvx  v13,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v14,0,r10
-	stvx  v15,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v16,0,r10
-	stvx  v17,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v18,0,r10
-	stvx  v19,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v20,0,r10
-	stvx  v21,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v22,0,r10
-	stvx  v23,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v24,0,r10
-	stvx  v25,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v26,0,r10
-	stvx  v27,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	stvx  v28,0,r10
-	stvx  v29,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	mfvscr	v0
-	stvx  v30,0,r10
-	stvx  v31,0,r9
-
- 	stw	r0,0(r8)
-
-L(no_vec):
-/* Restore ucontext (parm1) from stack.  */
-	lwz	r12,_FRAME_PARM_SAVE1(r1)
-	li	r4,0
-	stw	r3,_UC_REGS_PTR(r12)
-	addi	r5,r12,_UC_SIGMASK
-	li	r3,SIG_SETMASK
-	bl	__sigprocmask@local
-	cmpwi	r3,0
-	bne	L(error_exit)
-
-	/*
-	 * If the new ucontext refers to the point where we were interrupted
-	 * by a signal, we have to use the rt_sigreturn system call to
-	 * return to the context so we get both LR and CTR restored.
-	 *
-	 * Otherwise, the context we are restoring is either just after
-	 * a procedure call (getcontext/swapcontext) or at the beginning
-	 * of a procedure call (makecontext), so we don't need to restore
-	 * r0, xer, ctr.  We don't restore r2 since it will be used as
-	 * the TLS pointer.
-	 */
-	lwz	r4,_FRAME_PARM_SAVE2(r1)
-	lwz	r31,_UC_REGS_PTR(r4)
-	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
-	cmpwi	r0,0
-	bne	L(do_sigret)
-
-#ifdef PIC
-	mflr    r8
-# ifdef HAVE_ASM_PPC_REL16
-	bcl	20,31,1f
-1:	mflr	r7
-	addis	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@ha
-	addi	r7,r7,_GLOBAL_OFFSET_TABLE_-1b@l
-# else
-	bl      _GLOBAL_OFFSET_TABLE_@local-4
-	mflr    r7
-# endif
-# ifdef SHARED
-	lwz     r7,_rtld_global_ro@got(r7)
-	mtlr    r8
-	lwz     r7,RTLD_GLOBAL_RO_DL_HWCAP_OFFSET(r7)
-# else
-	lwz     r7,_dl_hwcap@got(r7)
-	mtlr    r8
-	lwz     r7,0(r7)
-# endif
-#else
-	lis	r7,_dl_hwcap@ha
-	lwz     r7,_dl_hwcap@l(r7)
-#endif
-	andis.	r7,r7,(PPC_FEATURE_HAS_ALTIVEC >> 16)
-	la	r10,(_UC_VREGS)(r31)
-	beq	L(has_no_vec)
-
-	lwz   r0,(32*16)(r10)
-	li    r9,(32*16)
-	cmpwi r0,0
-	mtspr VRSAVE,r0
-	beq   L(has_no_vec)
-
-	lvx   v19,r9,r10
-	la    r9,(16)(r10)
-
-	lvx   v0,0,r10
-	lvx   v1,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	mtvscr  v19
-	lvx   v2,0,r10
-	lvx   v3,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v4,0,r10
-	lvx   v5,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v6,0,r10
-	lvx   v7,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v8,0,r10
-	lvx   v9,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v10,0,r10
-	lvx   v11,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v12,0,r10
-	lvx   v13,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v14,0,r10
-	lvx   v15,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v16,0,r10
-	lvx   v17,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v18,0,r10
-	lvx   v19,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v20,0,r10
-	lvx   v21,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v22,0,r10
-	lvx   v23,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v24,0,r10
-	lvx   v25,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v26,0,r10
-	lvx   v27,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v28,0,r10
-	lvx   v29,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v30,0,r10
-	lvx   v31,0,r9
-	addi  r10,r10,32
-	addi  r9,r9,32
-
-	lvx   v10,0,r10
-	lvx   v11,0,r9
-
-L(has_no_vec):
-	/* Restore the floating-point registers */
-	lfd	fp31,_UC_FREGS+(32*8)(r31)
-	lfd	fp0,_UC_FREGS+(0*8)(r31)
-	mtfsf	0xff,fp31
-	lfd	fp1,_UC_FREGS+(1*8)(r31)
-	lfd	fp2,_UC_FREGS+(2*8)(r31)
-	lfd	fp3,_UC_FREGS+(3*8)(r31)
-	lfd	fp4,_UC_FREGS+(4*8)(r31)
-	lfd	fp5,_UC_FREGS+(5*8)(r31)
-	lfd	fp6,_UC_FREGS+(6*8)(r31)
-	lfd	fp7,_UC_FREGS+(7*8)(r31)
-	lfd	fp8,_UC_FREGS+(8*8)(r31)
-	lfd	fp9,_UC_FREGS+(9*8)(r31)
-	lfd	fp10,_UC_FREGS+(10*8)(r31)
-	lfd	fp11,_UC_FREGS+(11*8)(r31)
-	lfd	fp12,_UC_FREGS+(12*8)(r31)
-	lfd	fp13,_UC_FREGS+(13*8)(r31)
-	lfd	fp14,_UC_FREGS+(14*8)(r31)
-	lfd	fp15,_UC_FREGS+(15*8)(r31)
-	lfd	fp16,_UC_FREGS+(16*8)(r31)
-	lfd	fp17,_UC_FREGS+(17*8)(r31)
-	lfd	fp18,_UC_FREGS+(18*8)(r31)
-	lfd	fp19,_UC_FREGS+(19*8)(r31)
-	lfd	fp20,_UC_FREGS+(20*8)(r31)
-	lfd	fp21,_UC_FREGS+(21*8)(r31)
-	lfd	fp22,_UC_FREGS+(22*8)(r31)
-	lfd	fp23,_UC_FREGS+(23*8)(r31)
-	lfd	fp24,_UC_FREGS+(24*8)(r31)
-	lfd	fp25,_UC_FREGS+(25*8)(r31)
-	lfd	fp26,_UC_FREGS+(26*8)(r31)
-	lfd	fp27,_UC_FREGS+(27*8)(r31)
-	lfd	fp28,_UC_FREGS+(28*8)(r31)
-	lfd	fp29,_UC_FREGS+(29*8)(r31)
-	lfd	fp30,_UC_FREGS+(30*8)(r31)
-	lfd	fp31,_UC_FREGS+(31*8)(r31)
-
-	/* Restore LR and CCR, and set CTR to the NIP value */
-	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
-	mtlr	r3
-	mtctr	r4
-	mtcr	r5
-
-	/* Restore the general registers */
-	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
-	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
-	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
-	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
-	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
-	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
-	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
-	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
-	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
-	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
-	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
-	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
-	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
-	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
-	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
-	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
-	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
-	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
-	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
-	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
-	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
-	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
-	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
-	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
-	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
-	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
-	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
-	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
-
-	bctr
-
-L(error_exit):
-	lwz	r0,_FRAME_LR_SAVE+16(r1)
-	addi	r1,r1,16
-	mtlr	r0
+#define __CONTEXT_FUNC_NAME __swapcontext
+#define __CONTEXT_ENABLE_FPRS 1
+#define __CONTEXT_ENABLE_VRS 1
+
+/* Size of ucontext in GLIBC_2.3.4 and later.  */
+#define _UC_SIZE_2_3_4	1184
+
+#ifdef __ASSUME_SWAPCONTEXT_SYSCALL
+	.section ".text";
+ENTRY (__swapcontext)
+	li	r5,_UC_SIZE_2_3_4;
+	DO_CALL (SYS_ify (swapcontext));
+	bso-	cr0,1f
+/* the kernel does not set the return code for the success case */
+	li	r3,0
 	blr
-
-L(do_sigret):
-	addi	r1,r4,-0xd0
-	li	r0,SYS_ify(rt_sigreturn)
-	sc
-	/* NOTREACHED */
-
+1:
+	b	__syscall_error@local
 END(__swapcontext)
+#else
+# include "swapcontext-common.S"
+#endif
 
 versioned_symbol (libc, __swapcontext, swapcontext, GLIBC_2_3_4)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_3_3, GLIBC_2_3_4)
 
 	compat_text_section
-ENTRY(__novec_swapcontext)
-	/* Save the current context */
-	addi	r3,r3,_UC_REG_SPACE
-	stw	r3,_UC_REGS_PTR - _UC_REG_SPACE(r3)
-	stw	r0,_UC_GREGS+(PT_R0*4)(r3)
-	stw	r1,_UC_GREGS+(PT_R1*4)(r3)
-	mflr	r0
-	stwu	r1,-16(r1)
-	stw	r0,20(r1)
-	stw	r31,12(r1)
-	stw	r31,_UC_GREGS+(PT_R31*4)(r3)
-	mr	r31,r4			/* new context pointer */
-	stw	r0,_UC_GREGS+(PT_LNK*4)(r3)
-	stw	r0,_UC_GREGS+(PT_NIP*4)(r3)
-	stw	r2,_UC_GREGS+(PT_R2*4)(r3)
-	stw	r4,_UC_GREGS+(PT_R4*4)(r3)
-	stw	r5,_UC_GREGS+(PT_R5*4)(r3)
-	stw	r6,_UC_GREGS+(PT_R6*4)(r3)
-	stw	r7,_UC_GREGS+(PT_R7*4)(r3)
-	stw	r8,_UC_GREGS+(PT_R8*4)(r3)
-	stw	r9,_UC_GREGS+(PT_R9*4)(r3)
-	stw	r10,_UC_GREGS+(PT_R10*4)(r3)
-	stw	r11,_UC_GREGS+(PT_R11*4)(r3)
-	stw	r12,_UC_GREGS+(PT_R12*4)(r3)
-	stw	r13,_UC_GREGS+(PT_R13*4)(r3)
-	stw	r14,_UC_GREGS+(PT_R14*4)(r3)
-	stw	r15,_UC_GREGS+(PT_R15*4)(r3)
-	stw	r16,_UC_GREGS+(PT_R16*4)(r3)
-	stw	r17,_UC_GREGS+(PT_R17*4)(r3)
-	stw	r18,_UC_GREGS+(PT_R18*4)(r3)
-	stw	r19,_UC_GREGS+(PT_R19*4)(r3)
-	stw	r20,_UC_GREGS+(PT_R20*4)(r3)
-	stw	r21,_UC_GREGS+(PT_R21*4)(r3)
-	stw	r22,_UC_GREGS+(PT_R22*4)(r3)
-	stw	r23,_UC_GREGS+(PT_R23*4)(r3)
-	stw	r24,_UC_GREGS+(PT_R24*4)(r3)
-	stw	r25,_UC_GREGS+(PT_R25*4)(r3)
-	stw	r26,_UC_GREGS+(PT_R26*4)(r3)
-	stw	r27,_UC_GREGS+(PT_R27*4)(r3)
-	stw	r28,_UC_GREGS+(PT_R28*4)(r3)
-	stw	r29,_UC_GREGS+(PT_R29*4)(r3)
-	stw	r30,_UC_GREGS+(PT_R30*4)(r3)
-	mfctr	r0
-	stw	r0,_UC_GREGS+(PT_CTR*4)(r3)
-	mfxer	r0
-	stw	r0,_UC_GREGS+(PT_XER*4)(r3)
-	mfcr	r0
-	stw	r0,_UC_GREGS+(PT_CCR*4)(r3)
-
-	/* Set the return value of swapcontext to "success".  R3 is the only
-	   register whose value is not preserved in the saved context.  */
-	li	r0,0
-	stw	r0,_UC_GREGS+(PT_R3*4)(r3)
-
-	/* Zero fill fields that can't be set in user state. */
-	stw	r0,_UC_GREGS+(PT_MSR*4)(r3)
-	stw	r0,_UC_GREGS+(PT_MQ*4)(r3)
-
-	/* Save the floating-point registers */
-	stfd	fp0,_UC_FREGS+(0*8)(r3)
-	stfd	fp1,_UC_FREGS+(1*8)(r3)
-	stfd	fp2,_UC_FREGS+(2*8)(r3)
-	stfd	fp3,_UC_FREGS+(3*8)(r3)
-	stfd	fp4,_UC_FREGS+(4*8)(r3)
-	stfd	fp5,_UC_FREGS+(5*8)(r3)
-	stfd	fp6,_UC_FREGS+(6*8)(r3)
-	stfd	fp7,_UC_FREGS+(7*8)(r3)
-	stfd	fp8,_UC_FREGS+(8*8)(r3)
-	stfd	fp9,_UC_FREGS+(9*8)(r3)
-	stfd	fp10,_UC_FREGS+(10*8)(r3)
-	stfd	fp11,_UC_FREGS+(11*8)(r3)
-	stfd	fp12,_UC_FREGS+(12*8)(r3)
-	stfd	fp13,_UC_FREGS+(13*8)(r3)
-	stfd	fp14,_UC_FREGS+(14*8)(r3)
-	stfd	fp15,_UC_FREGS+(15*8)(r3)
-	stfd	fp16,_UC_FREGS+(16*8)(r3)
-	stfd	fp17,_UC_FREGS+(17*8)(r3)
-	stfd	fp18,_UC_FREGS+(18*8)(r3)
-	stfd	fp19,_UC_FREGS+(19*8)(r3)
-	stfd	fp20,_UC_FREGS+(20*8)(r3)
-	stfd	fp21,_UC_FREGS+(21*8)(r3)
-	stfd	fp22,_UC_FREGS+(22*8)(r3)
-	stfd	fp23,_UC_FREGS+(23*8)(r3)
-	stfd	fp24,_UC_FREGS+(24*8)(r3)
-	stfd	fp25,_UC_FREGS+(25*8)(r3)
-	stfd	fp26,_UC_FREGS+(26*8)(r3)
-	stfd	fp27,_UC_FREGS+(27*8)(r3)
-	stfd	fp28,_UC_FREGS+(28*8)(r3)
-	stfd	fp29,_UC_FREGS+(29*8)(r3)
-	mffs	fp0
-	stfd	fp30,_UC_FREGS+(30*8)(r3)
-	stfd	fp31,_UC_FREGS+(31*8)(r3)
-	stfd	fp0,_UC_FREGS+(32*8)(r3)
-
-	addi	r5,r3,_UC_SIGMASK - _UC_REG_SPACE
-	addi	r4,r4,_UC_SIGMASK
-	li	r3,SIG_SETMASK
-	bl	__sigprocmask@local
-	cmpwi	r3,0
-	bne	L(novec_error_exit)
-
-	/*
-	 * If the new ucontext refers to the point where we were interrupted
-	 * by a signal, we have to use the rt_sigreturn system call to
-	 * return to the context so we get both LR and CTR restored.
-	 *
-	 * Otherwise, the context we are restoring is either just after
-	 * a procedure call (getcontext/swapcontext) or at the beginning
-	 * of a procedure call (makecontext), so we don't need to restore
-	 * r0, xer, ctr.  We don't restore r2 since it will be used as
-	 * the TLS pointer.
-	 */
-	mr	r4,r31
-	lwz	r31,_UC_REGS_PTR(r31)
-	lwz	r0,_UC_GREGS+(PT_MSR*4)(r31)
-	cmpwi	r0,0
-	bne	L(novec_do_sigret)
-
-	/* Restore the floating-point registers */
-	lfd	fp31,_UC_FREGS+(32*8)(r31)
-	lfd	fp0,_UC_FREGS+(0*8)(r31)
-	mtfsf	0xff,fp31
-	lfd	fp1,_UC_FREGS+(1*8)(r31)
-	lfd	fp2,_UC_FREGS+(2*8)(r31)
-	lfd	fp3,_UC_FREGS+(3*8)(r31)
-	lfd	fp4,_UC_FREGS+(4*8)(r31)
-	lfd	fp5,_UC_FREGS+(5*8)(r31)
-	lfd	fp6,_UC_FREGS+(6*8)(r31)
-	lfd	fp7,_UC_FREGS+(7*8)(r31)
-	lfd	fp8,_UC_FREGS+(8*8)(r31)
-	lfd	fp9,_UC_FREGS+(9*8)(r31)
-	lfd	fp10,_UC_FREGS+(10*8)(r31)
-	lfd	fp11,_UC_FREGS+(11*8)(r31)
-	lfd	fp12,_UC_FREGS+(12*8)(r31)
-	lfd	fp13,_UC_FREGS+(13*8)(r31)
-	lfd	fp14,_UC_FREGS+(14*8)(r31)
-	lfd	fp15,_UC_FREGS+(15*8)(r31)
-	lfd	fp16,_UC_FREGS+(16*8)(r31)
-	lfd	fp17,_UC_FREGS+(17*8)(r31)
-	lfd	fp18,_UC_FREGS+(18*8)(r31)
-	lfd	fp19,_UC_FREGS+(19*8)(r31)
-	lfd	fp20,_UC_FREGS+(20*8)(r31)
-	lfd	fp21,_UC_FREGS+(21*8)(r31)
-	lfd	fp22,_UC_FREGS+(22*8)(r31)
-	lfd	fp23,_UC_FREGS+(23*8)(r31)
-	lfd	fp24,_UC_FREGS+(24*8)(r31)
-	lfd	fp25,_UC_FREGS+(25*8)(r31)
-	lfd	fp26,_UC_FREGS+(26*8)(r31)
-	lfd	fp27,_UC_FREGS+(27*8)(r31)
-	lfd	fp28,_UC_FREGS+(28*8)(r31)
-	lfd	fp29,_UC_FREGS+(29*8)(r31)
-	lfd	fp30,_UC_FREGS+(30*8)(r31)
-	lfd	fp31,_UC_FREGS+(31*8)(r31)
-
-	/* Restore LR and CCR, and set CTR to the NIP value */
-	lwz	r3,_UC_GREGS+(PT_LNK*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_NIP*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_CCR*4)(r31)
-	mtlr	r3
-	mtctr	r4
-	mtcr	r5
-
-	/* Restore the general registers */
-	lwz	r1,_UC_GREGS+(PT_R1*4)(r31)
-	lwz	r3,_UC_GREGS+(PT_R3*4)(r31)
-	lwz	r4,_UC_GREGS+(PT_R4*4)(r31)
-	lwz	r5,_UC_GREGS+(PT_R5*4)(r31)
-	lwz	r6,_UC_GREGS+(PT_R6*4)(r31)
-	lwz	r7,_UC_GREGS+(PT_R7*4)(r31)
-	lwz	r8,_UC_GREGS+(PT_R8*4)(r31)
-	lwz	r9,_UC_GREGS+(PT_R9*4)(r31)
-	lwz	r10,_UC_GREGS+(PT_R10*4)(r31)
-	lwz	r11,_UC_GREGS+(PT_R11*4)(r31)
-	lwz	r12,_UC_GREGS+(PT_R12*4)(r31)
-	lwz	r13,_UC_GREGS+(PT_R13*4)(r31)
-	lwz	r14,_UC_GREGS+(PT_R14*4)(r31)
-	lwz	r15,_UC_GREGS+(PT_R15*4)(r31)
-	lwz	r16,_UC_GREGS+(PT_R16*4)(r31)
-	lwz	r17,_UC_GREGS+(PT_R17*4)(r31)
-	lwz	r18,_UC_GREGS+(PT_R18*4)(r31)
-	lwz	r19,_UC_GREGS+(PT_R19*4)(r31)
-	lwz	r20,_UC_GREGS+(PT_R20*4)(r31)
-	lwz	r21,_UC_GREGS+(PT_R21*4)(r31)
-	lwz	r22,_UC_GREGS+(PT_R22*4)(r31)
-	lwz	r23,_UC_GREGS+(PT_R23*4)(r31)
-	lwz	r24,_UC_GREGS+(PT_R24*4)(r31)
-	lwz	r25,_UC_GREGS+(PT_R25*4)(r31)
-	lwz	r26,_UC_GREGS+(PT_R26*4)(r31)
-	lwz	r27,_UC_GREGS+(PT_R27*4)(r31)
-	lwz	r28,_UC_GREGS+(PT_R28*4)(r31)
-	lwz	r29,_UC_GREGS+(PT_R29*4)(r31)
-	lwz	r30,_UC_GREGS+(PT_R30*4)(r31)
-	lwz	r31,_UC_GREGS+(PT_R31*4)(r31)
-
-	bctr
-
-L(novec_error_exit):
-	lwz	r31,12(r1)
-	lwz	r0,20(r1)
-	addi	r1,r1,16
-	mtlr	r0
-	blr
+	
+# undef __CONTEXT_FUNC_NAME	
+# define __CONTEXT_FUNC_NAME __novec_swapcontext
+# undef __CONTEXT_ENABLE_VRS
 
-L(novec_do_sigret):
-	addi	r1,r4,-0xd0
-	li	r0,SYS_ify(rt_sigreturn)
-	sc
-	/* NOTREACHED */
+# include "swapcontext-common.S"
 
-END(__novec_swapcontext)
 	.previous
 
 compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3_3)
@@ -714,8 +69,8 @@ compat_symbol (libc, __novec_swapcontext, swapcontext, GLIBC_2_3_3)
 
 #if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3)
 
-#define _ERRNO_H	1
-#include <bits/errno.h>
+# define _ERRNO_H	1
+# include <bits/errno.h>
 
 	compat_text_section
 ENTRY (__swapcontext_stub)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
index 546e712edc..470da5aa6e 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h
@@ -55,6 +55,109 @@
 
 # include <errno.h>
 
+# ifdef SHARED
+#  define INLINE_VSYSCALL(name, nr, args...) \
+  ({									      \
+    __label__ out;							      \
+    __label__ iserr;							      \
+    INTERNAL_SYSCALL_DECL (sc_err);					      \
+    long int sc_ret;							      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      {									      \
+	sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, sc_err, nr, ##args);   \
+	if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err))			      \
+	  goto out;							      \
+	if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS)		      \
+	  goto iserr;							      \
+      }									      \
+									      \
+    sc_ret = INTERNAL_SYSCALL (name, sc_err, nr, ##args);		      \
+    if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err))			      \
+      {									      \
+      iserr:								      \
+        __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err));		      \
+        sc_ret = -1L;							      \
+      }									      \
+  out:									      \
+    sc_ret;								      \
+  })
+# else
+#  define INLINE_VSYSCALL(name, nr, args...) \
+  INLINE_SYSCALL (name, nr, ##args)
+# endif
+
+# ifdef SHARED
+#  define INTERNAL_VSYSCALL(name, err, nr, args...) \
+  ({									      \
+    __label__ out;							      \
+    long int v_ret;							      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      {									      \
+	v_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args);	      \
+	if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err)			      \
+	    || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS)		      \
+	  goto out;							      \
+      }									      \
+    v_ret = INTERNAL_SYSCALL (name, err, nr, ##args);			      \
+  out:									      \
+    v_ret;								      \
+  })
+# else
+#  define INTERNAL_VSYSCALL(name, err, nr, args...) \
+  INTERNAL_SYSCALL (name, err, nr, ##args)
+# endif
+
+# define INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK(name, err, nr, args...)	      \
+  ({									      \
+    long int sc_ret = ENOSYS;						      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args);	      \
+    else								      \
+      err = 1 << 28;							      \
+    sc_ret;								      \
+  })
+
+/* List of system calls which are supported as vsyscalls.  */
+# define HAVE_CLOCK_GETRES_VSYSCALL	1
+# define HAVE_CLOCK_GETTIME_VSYSCALL	1
+
+/* Define a macro which expands inline into the wrapper code for a VDSO
+   call. This use is for internal calls that do not need to handle errors
+   normally. It will never touch errno.
+   On powerpc a system call basically clobbers the same registers like a
+   function call, with the exception of LR (which is needed for the
+   "sc; bnslr+" sequence) and CR (where only CR0.SO is clobbered to signal
+   an error return status).  */
+# define INTERNAL_VSYSCALL_NCS(funcptr, err, nr, args...) \
+  ({									      \
+    register void *r0  __asm__ ("r0");					      \
+    register long int r3  __asm__ ("r3");				      \
+    register long int r4  __asm__ ("r4");				      \
+    register long int r5  __asm__ ("r5");				      \
+    register long int r6  __asm__ ("r6");				      \
+    register long int r7  __asm__ ("r7");				      \
+    register long int r8  __asm__ ("r8");				      \
+    register long int r9  __asm__ ("r9");				      \
+    register long int r10 __asm__ ("r10");				      \
+    register long int r11 __asm__ ("r11");				      \
+    register long int r12 __asm__ ("r12");				      \
+    LOADARGS_##nr (funcptr, args);					      \
+    __asm__ __volatile__						      \
+      ("mtctr %0\n\t"							      \
+       "bctrl\n\t"							      \
+       "mfcr %0"							      \
+       : "=&r" (r0),							      \
+	 "=&r" (r3), "=&r" (r4), "=&r" (r5),  "=&r" (r6),  "=&r" (r7),	      \
+	 "=&r" (r8), "=&r" (r9), "=&r" (r10), "=&r" (r11), "=&r" (r12)	      \
+       : ASM_INPUT_##nr							      \
+       : "cr0", "ctr", "lr", "memory");					      \
+    err = (long int) r0;						      \
+    (int) r3;								      \
+  })
+
 # undef INLINE_SYSCALL
 # define INLINE_SYSCALL(name, nr, args...)				\
   ({									\
@@ -93,7 +196,7 @@
     register long int r10 __asm__ ("r10");				\
     register long int r11 __asm__ ("r11");				\
     register long int r12 __asm__ ("r12");				\
-    LOADARGS_##nr(name, args);						\
+    LOADARGS_##nr(name, args);					\
     __asm__ __volatile__						\
       ("sc   \n\t"							\
        "mfcr %0"							\
@@ -115,11 +218,11 @@
 # undef INTERNAL_SYSCALL_ERRNO
 # define INTERNAL_SYSCALL_ERRNO(val, err)     (val)
 
-# define LOADARGS_0(name, dummy) \
+# define LOADARGS_0(name, dummy)					      \
 	r0 = name
 # define LOADARGS_1(name, __arg1) \
 	long int arg1 = (long int) (__arg1);	\
-	LOADARGS_0(name, 0); \
+  LOADARGS_0(name, 0);					   \
 	extern void __illegally_sized_syscall_arg1 (void); \
 	if (__builtin_classify_type (__arg1) != 5 && sizeof (__arg1) > 4) \
 	  __illegally_sized_syscall_arg1 (); \
@@ -180,10 +283,13 @@
 #  define PTR_MANGLE(reg, tmpreg) \
 	lwz	tmpreg,POINTER_GUARD(r2); \
 	xor	reg,tmpreg,reg
+#  define PTR_MANGLE2(reg, tmpreg) \
+	xor	reg,tmpreg,reg
 #  define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
+#  define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg)
 # else
 #  define PTR_MANGLE(var) \
-  (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
+  (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
 #  define PTR_DEMANGLE(var)	PTR_MANGLE (var)
 # endif
 #endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym b/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym
index 662c693303..293761f260 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/ucontext_i.sym
@@ -7,14 +7,6 @@
 SIG_BLOCK
 SIG_SETMASK
 
--- XXX Do these correspond to some struct?
-_FRAME_BACKCHAIN	0
-_FRAME_LR_SAVE		4
-_FRAME_PARM_SAVE1	8
-_FRAME_PARM_SAVE2	12
-_FRAME_PARM_SAVE3	16
-_FRAME_PARM_SAVE4	20
-
 -- Offsets in ucontext_t.
 #define ucontext(member)	offsetof (ucontext_t, member)
 _UC_LINK		ucontext (uc_link)
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
index 3ece017563..858b5c4757 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
@@ -62,12 +62,118 @@
 #ifdef __ASSEMBLER__
 
 /* This seems to always be the case on PPC.  */
-#define ALIGNARG(log2) log2
+# define ALIGNARG(log2) log2
 /* For ELF we need the `.type' directive to make shared libs work right.  */
-#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg;
-#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
+# define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg;
+# define ASM_SIZE_DIRECTIVE(name) .size name,.-name
 
-#endif	/* __ASSEMBLER__ */
+#endif /* __ASSEMBLER__ */
+
+/* This version is for kernels that implement system calls that
+   behave like function calls as far as register saving.
+   It falls back to the syscall in the case that the vDSO doesn't
+   exist or fails for ENOSYS */
+#ifdef SHARED
+# define INLINE_VSYSCALL(name, nr, args...) \
+  ({									      \
+    __label__ out;							      \
+    __label__ iserr;							      \
+    INTERNAL_SYSCALL_DECL (sc_err);					      \
+    long int sc_ret;							      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      {									      \
+	sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, sc_err, nr, ##args);   \
+	if (!INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err))			      \
+	  goto out;							      \
+	if (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err) != ENOSYS)		      \
+	  goto iserr;							      \
+      }									      \
+									      \
+    sc_ret = INTERNAL_SYSCALL (name, sc_err, nr, ##args);		      \
+    if (INTERNAL_SYSCALL_ERROR_P (sc_ret, sc_err))			      \
+      {									      \
+      iserr:								      \
+        __set_errno (INTERNAL_SYSCALL_ERRNO (sc_ret, sc_err));		      \
+        sc_ret = -1L;							      \
+      }									      \
+  out:									      \
+    sc_ret;								      \
+  })
+#else
+# define INLINE_VSYSCALL(name, nr, args...) \
+  INLINE_SYSCALL (name, nr, ##args)
+#endif
+
+#ifdef SHARED
+# define INTERNAL_VSYSCALL(name, err, nr, args...) \
+  ({									      \
+    __label__ out;							      \
+    long int v_ret;							      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      {									      \
+	v_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args);	      \
+	if (!INTERNAL_SYSCALL_ERROR_P (v_ret, err)			      \
+	    || INTERNAL_SYSCALL_ERRNO (v_ret, err) != ENOSYS)		      \
+	  goto out;							      \
+      }									      \
+    v_ret = INTERNAL_SYSCALL (name, err, nr, ##args);			      \
+  out:									      \
+    v_ret;								      \
+  })
+#else
+# define INTERNAL_VSYSCALL(name, err, nr, args...) \
+  INTERNAL_SYSCALL (name, err, nr, ##args)
+#endif
+
+/* This version is for internal uses when there is no desire
+   to set errno */
+#define INTERNAL_VSYSCALL_NO_SYSCALL_FALLBACK(name, err, nr, args...)	      \
+  ({									      \
+    long int sc_ret = ENOSYS;						      \
+									      \
+    if (__vdso_##name != NULL)						      \
+      sc_ret = INTERNAL_VSYSCALL_NCS (__vdso_##name, err, nr, ##args);	      \
+    else								      \
+      err = 1 << 28;							      \
+    sc_ret;								      \
+  })
+
+/* List of system calls which are supported as vsyscalls.  */
+#define HAVE_CLOCK_GETRES_VSYSCALL	1
+#define HAVE_CLOCK_GETTIME_VSYSCALL	1
+
+/* Define a macro which expands inline into the wrapper code for a system
+   call. This use is for internal calls that do not need to handle errors
+   normally. It will never touch errno. This returns just what the kernel
+   gave back in the non-error (CR0.SO cleared) case, otherwise (CR0.SO set)
+   the negation of the return value in the kernel gets reverted.  */
+
+#define INTERNAL_VSYSCALL_NCS(funcptr, err, nr, args...) \
+  ({									\
+    register void *r0  __asm__ ("r0");					\
+    register long int r3  __asm__ ("r3");				\
+    register long int r4  __asm__ ("r4");				\
+    register long int r5  __asm__ ("r5");				\
+    register long int r6  __asm__ ("r6");				\
+    register long int r7  __asm__ ("r7");				\
+    register long int r8  __asm__ ("r8");				\
+    LOADARGS_##nr (funcptr, args);					\
+    __asm__ __volatile__						\
+      ("mtctr %0\n\t"							\
+       "bctrl\n\t"							\
+       "mfcr  %0\n\t"							\
+       "0:"								\
+       : "=&r" (r0),							\
+         "=&r" (r3), "=&r" (r4), "=&r" (r5),				\
+         "=&r" (r6), "=&r" (r7), "=&r" (r8)				\
+       : ASM_INPUT_##nr							\
+       : "r9", "r10", "r11", "r12",					\
+         "cr0", "ctr", "lr", "memory");					\
+	  err = (long int) r0;						\
+    (int) r3;								\
+  })
 
 #undef INLINE_SYSCALL
 
@@ -101,7 +207,7 @@
     register long int r6  __asm__ ("r6");				\
     register long int r7  __asm__ ("r7");				\
     register long int r8  __asm__ ("r8");				\
-    LOADARGS_##nr(name, args);						\
+    LOADARGS_##nr (name, ##args);					\
     __asm__ __volatile__						\
       ("sc\n\t"								\
        "mfcr  %0\n\t"							\
@@ -116,7 +222,7 @@
     (int) r3;  \
   })
 #define INTERNAL_SYSCALL(name, err, nr, args...)			\
-  INTERNAL_SYSCALL_NCS (__NR_##name, err, nr, ##args)
+  INTERNAL_SYSCALL_NCS (__NR_##name, err, nr, args)
 
 #undef INTERNAL_SYSCALL_DECL
 #define INTERNAL_SYSCALL_DECL(err) long int err
@@ -191,7 +297,10 @@
 #  define PTR_MANGLE(reg, tmpreg) \
 	ld	tmpreg,POINTER_GUARD(r13); \
 	xor	reg,tmpreg,reg
+#  define PTR_MANGLE2(reg, tmpreg) \
+	xor	reg,tmpreg,reg
 #  define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
+#  define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg)
 # else
 #  define PTR_MANGLE(var) \
   (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c b/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c
index 480ebd424c..eff4f17853 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2002, 2003, 2005 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
@@ -44,6 +44,10 @@ __libc_sigaction (sig, act, oact)
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction)
 libc_hidden_weak (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/sh/makecontext.S b/sysdeps/unix/sysv/linux/sh/makecontext.S
index deb6181750..877d78d396 100644
--- a/sysdeps/unix/sysv/linux/sh/makecontext.S
+++ b/sysdeps/unix/sysv/linux/sh/makecontext.S
@@ -32,7 +32,6 @@
 
 	.text
 	.align	5
-	cfi_startproc
 ENTRY(__makecontext)
 	mov	#4, r3
 	mov.l	@(oSS_SP,r4), r1
@@ -140,6 +139,7 @@ ENTRY(__makecontext)
 .L4:
 	.long	HIDDEN_JUMPTARGET(exit)
 #endif
+	cfi_startproc
 PSEUDO_END(__makecontext)
 
 weak_alias (__makecontext, makecontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
index 3ea47d4a5c..66b3daaa3b 100644
--- a/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh3/getcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__getcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -84,7 +83,6 @@ ENTRY(__getcontext)
 	rts
 	 nop
 
-	cfi_endproc
 PSEUDO_END(__getcontext)
 
 weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
index 30fbf7dec3..3136267aca 100644
--- a/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh3/setcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__setcontext)
 
 	mov	r4, r8
@@ -95,7 +94,6 @@ ENTRY(__setcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__setcontext)
 
 weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
index aa0129e9ac..64035e5545 100644
--- a/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh3/swapcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__swapcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -128,7 +127,6 @@ ENTRY(__swapcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 	
-	cfi_endproc
 PSEUDO_END(__swapcontext)
 
 weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
index 380c4591dd..68bc235bcf 100644
--- a/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh4/getcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__getcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -127,7 +126,6 @@ ENTRY(__getcontext)
 	rts
 	 nop
 
-	cfi_endproc
 PSEUDO_END(__getcontext)
 
 weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
index 9e98910b4b..2bc546d1a1 100644
--- a/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh4/setcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__setcontext)
 
 	mov	r4, r8
@@ -135,7 +134,6 @@ ENTRY(__setcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 
-	cfi_endproc
 PSEUDO_END(__setcontext)
 
 weak_alias (__setcontext, setcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
index 1d58a40e70..1aeca1b1a7 100644
--- a/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/sh/sh4/swapcontext.S
@@ -25,7 +25,6 @@
 
 	.text
 	.align  5
-	cfi_startproc
 ENTRY(__swapcontext)
 
 	/* Return value of getcontext.  R0 is the only register whose
@@ -210,7 +209,6 @@ ENTRY(__swapcontext)
 	jmp	@r0
 	 mov.l	@r15+, r0
 	
-	cfi_endproc
 PSEUDO_END(__swapcontext)
 
 weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/sh/socket.S b/sysdeps/unix/sysv/linux/sh/socket.S
index eb1761b94b..c83b0f2601 100644
--- a/sysdeps/unix/sysv/linux/sh/socket.S
+++ b/sysdeps/unix/sysv/linux/sh/socket.S
@@ -88,7 +88,6 @@
 #endif
 
 .globl __socket
-	cfi_startproc
 ENTRY (__socket)
 	/* This will not work in the case of a socket call being interrupted
 	   by a signal.  If the signal handler uses any stack the arguments
@@ -169,7 +168,6 @@ ENTRY (__socket)
 	bra	.Lsyscall_error
 	 nop
 #endif
-	cfi_endproc
 
 	.align 2
 .L1:
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.S b/sysdeps/unix/sysv/linux/sh/sysdep.S
index 33fdc748b5..176d99aab7 100644
--- a/sysdeps/unix/sysv/linux/sh/sysdep.S
+++ b/sysdeps/unix/sysv/linux/sh/sysdep.S
@@ -1,4 +1,5 @@
-/* Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+/* Copyright (C) 1995, 1996, 1997, 1998, 1999, 2005
+   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
@@ -27,6 +28,7 @@
 
 ENTRY (__syscall_error)
 	neg r4, r0
+	cfi_endproc
 
 #define __syscall_error __syscall_error_1
 #include <sysdeps/unix/sh/sysdep.S>
diff --git a/sysdeps/unix/sysv/linux/sh/sysdep.h b/sysdeps/unix/sysv/linux/sh/sysdep.h
index 1a412e53db..b41236299d 100644
--- a/sysdeps/unix/sysv/linux/sh/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sh/sysdep.h
@@ -141,13 +141,22 @@
 #   define SYSCALL_ERROR_HANDLER \
 	neg r0,r1; \
 	mov.l r14,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r14, 0); \
 	mov.l r12,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r12, 0); \
 	mov.l r1,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (r1, 0); \
 	mov.l 0f,r12; \
 	mova 0f,r0; \
 	add r0,r12; \
 	sts.l pr,@-r15; \
+	cfi_adjust_cfa_offset (4); \
+	cfi_rel_offset (pr, 0); \
 	mov r15,r14; \
+	cfi_def_cfa_register (r14); \
 	mov.l 1f,r1; \
 	bsrf r1; \
          nop; \
diff --git a/sysdeps/unix/sysv/linux/sigaction.c b/sysdeps/unix/sysv/linux/sigaction.c
index 91c37824bc..a9ad6b18f3 100644
--- a/sysdeps/unix/sysv/linux/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2000,2002,2003,2005 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
@@ -129,6 +129,10 @@ __libc_sigaction (sig, act, oact)
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction)
 libc_hidden_weak (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
index dac9ac5cba..45aa2655ee 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997,1999,2000,2003 Free Software Foundation, Inc.
+/* Copyright (C) 1997,1999,2000,2003, 2005 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
@@ -59,8 +59,8 @@ typedef struct __sparc64_jmp_buf
 
 /* Test if longjmp to JMPBUF would unwind the frame
    containing a local variable at ADDRESS.  */
-#define _JMPBUF_UNWINDS(jmpbuf, address) \
-  ((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp)
+#define _JMPBUF_UNWINDS(jmpbuf, address, demangle)			\
+  ((unsigned long int) (address) < demangle ((jmpbuf)->uc_mcontext.mc_fp))
 
 #else
 
@@ -76,8 +76,8 @@ typedef int __jmp_buf[3];
 
 /* Test if longjmp to JMPBUF would unwind the frame
    containing a local variable at ADDRESS.  */
-#define _JMPBUF_UNWINDS(jmpbuf, address) \
-  ((int) (address) < (jmpbuf)[JB_SP])
+#define _JMPBUF_UNWINDS(jmpbuf, address, demangle)	\
+  ((int) (address) < demangle ((jmpbuf)[JB_SP]))
 
 #endif
 
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
index 7fb6459d77..3be801a932 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 sigaction call for Linux/SPARC.
-   Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
+   Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx), 1997.
 
@@ -132,6 +132,10 @@ __libc_sigaction (int sig, __const struct sigaction *act,
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction);
 libc_hidden_weak (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
index 0a2d2c3dde..b5e35f4e40 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 sigaction call for Linux/SPARC64.
-   Copyright (C) 1997,1998,1999,2000,2002,2003 Free Software Foundation, Inc.
+   Copyright (C) 1997-2000,2002,2003,2005 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza (miguel@nuclecu.unam.mx) and
 		  Jakub Jelinek (jj@ultra.linux.cz).
@@ -65,6 +65,10 @@ __libc_sigaction (int sig, __const struct sigaction *act,
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction);
 libc_hidden_weak (__sigaction)
diff --git a/sysdeps/unix/sysv/linux/x86_64/sigaction.c b/sysdeps/unix/sysv/linux/x86_64/sigaction.c
index 9123047092..d6f4558cef 100644
--- a/sysdeps/unix/sysv/linux/x86_64/sigaction.c
+++ b/sysdeps/unix/sysv/linux/x86_64/sigaction.c
@@ -1,5 +1,5 @@
 /* POSIX.1 `sigaction' call for Linux/x86-64.
-   Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2005 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
@@ -79,6 +79,10 @@ __libc_sigaction (int sig, const struct sigaction *act, struct sigaction *oact)
 }
 libc_hidden_def (__libc_sigaction)
 
+#ifdef WRAPPER_INCLUDE
+# include WRAPPER_INCLUDE
+#endif
+
 #ifndef LIBC_SIGACTION
 weak_alias (__libc_sigaction, __sigaction)
 libc_hidden_weak (__sigaction)