* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h (PTR_MANGLE,cvs/fedora-glibc-20060102T2114

	PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h (PTR_MANGLE,
	PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
	* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h [__WORDSIZE == 64]
	(_JMPBUF_UNWINDS): Don't demangle uc_mcontext.mc_fp.
	* sysdeps/sparc/sparc32/setjmp.S (__sigsetjmp): Mangle %fp, %sp
	and %o7.
	* sysdeps/sparc/sparc32/__longjmp.S (__longjmp): Demangle %fp, %sp
	and %o7.

2006-01-02  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (PTR_MANGLE2):
	Define.
	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (PTR_MANGLE2):
	Likewise.
	* sysdeps/s390/s390-32/__longjmp.c (__longjmp): Demangle also %r15.
	* sysdeps/s390/s390-64/__longjmp.c (__longjmp): Likewise.
	* sysdeps/s390/s390-32/setjmp.S (__sigsetjmp): Mangle also %r15.
	* sysdeps/s390/s390-32/elf/setjmp.S (__sigsetjmp): Likewise.
	* sysdeps/s390/s390-64/setjmp.S (__sigsetjmp): Likewise.
	* sysdeps/s390/s390-64/elf/setjmp.S (__sigsetjmp): Likewise.

	* sysdeps/s390/bits/setjmp.h (__jmp_buf): Add __s390_jmp_buf
	struct tag to make C++ happy.

2006-01-02  Ulrich Drepper  <drepper@redhat.com>

	* posix/Makefile ($(objpfx)annexc.out): Move -I.. to the end of
	the include list.

23 files changed, 197 insertions, 58 deletions

diff --git a/ChangeLog b/ChangeLog
index e5e1276abf..ed01b76522 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,37 @@
+2006-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h (PTR_MANGLE,
+	PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
+	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h (PTR_MANGLE,
+	PTR_MANGLE2, PTR_DEMANGLE, PTR_DEMANGLE2): Define.
+	* sysdeps/unix/sysv/linux/sparc/bits/setjmp.h [__WORDSIZE == 64]
+	(_JMPBUF_UNWINDS): Don't demangle uc_mcontext.mc_fp.
+	* sysdeps/sparc/sparc32/setjmp.S (__sigsetjmp): Mangle %fp, %sp
+	and %o7.
+	* sysdeps/sparc/sparc32/__longjmp.S (__longjmp): Demangle %fp, %sp
+	and %o7.
+
+2006-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (PTR_MANGLE2):
+	Define.
+	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (PTR_MANGLE2):
+	Likewise.
+	* sysdeps/s390/s390-32/__longjmp.c (__longjmp): Demangle also %r15.
+	* sysdeps/s390/s390-64/__longjmp.c (__longjmp): Likewise.
+	* sysdeps/s390/s390-32/setjmp.S (__sigsetjmp): Mangle also %r15.
+	* sysdeps/s390/s390-32/elf/setjmp.S (__sigsetjmp): Likewise.
+	* sysdeps/s390/s390-64/setjmp.S (__sigsetjmp): Likewise.
+	* sysdeps/s390/s390-64/elf/setjmp.S (__sigsetjmp): Likewise.
+
+	* sysdeps/s390/bits/setjmp.h (__jmp_buf): Add __s390_jmp_buf
+	struct tag to make C++ happy.
+
+2006-01-02  Ulrich Drepper  <drepper@redhat.com>
+
+	* posix/Makefile ($(objpfx)annexc.out): Move -I.. to the end of
+	the include list.
+
 2006-01-01  Ulrich Drepper  <drepper@redhat.com>
 
 	* posix/getconf.c: Update copyright year.
diff --git a/localedata/ChangeLog b/localedata/ChangeLog
index ad32e0bb52..67a60bd8be 100644
--- a/localedata/ChangeLog
+++ b/localedata/ChangeLog
@@ -1,3 +1,8 @@
+2006-01-02  Andreas Jaeger  <aj@suse.de>
+
+	* locales/fi_FI: Fix date_fmt.
+	* locales/mn_MN: Likewise.
+
 2005-11-21  Ulrich Drepper  <drepper@redhat.com>
 
 	* locales/se_NO: Remove RCS ID line.
diff --git a/localedata/locales/fi_FI b/localedata/locales/fi_FI
index 5cc7aff454..f657480d59 100644
--- a/localedata/locales/fi_FI
+++ b/localedata/locales/fi_FI
@@ -2188,7 +2188,7 @@ d_fmt    "<U0025><U0064><U002E><U0025><U006D><U002E><U0025><U0059>"
 t_fmt    "<U0025><U0054>"
 am_pm    "";""
 t_fmt_ampm  ""
-date_fmt       "<U0025><U0061><U0020><U0025><U002D><U0064><U002E><U0025>\
+date_fmt       "<U0025><U0061><U0020><U0025><U002D><U0064><U002E><U0025>/
 <U002D><U006D><U002E><U0025><U0059><U0020><U0025><U0054><U0020><U0025><U007A>"
 first_weekday 2 % Monday
 first_workday 2 % Monday
diff --git a/localedata/locales/mn_MN b/localedata/locales/mn_MN
index 2921487314..82c1d2a12c 100644
--- a/localedata/locales/mn_MN
+++ b/localedata/locales/mn_MN
@@ -102,7 +102,7 @@ include "translit_combining";""
 <U042A> "<U0022>" % "
 <U042B> "<U0059>"
 <U042C> "<U0027>" % '
-<U042D> "<U0045>" 
+<U042D> "<U0045>"
 <U042E> "<U0059><U0075>" % Yu
 <U042F> "<U0059><U0061>" % Ya
 % CYRILLIC SMALL LETTERS IN ALPHABETICAL ORDER.
@@ -218,8 +218,8 @@ am_pm   "";""
 t_fmt_ampm ""
 % Full date and time representation
 % "%Z %Y ony %B %e, %a %H:%M:%S"
-date_fmt  "<U0025><U005A><U0020><U0025><U0059><U0020><U043E><U043D><U044B><U0020><U0025><U0042><U0020>";/
-	  "<U0025><U0065><U002C><U0020><U0025><U0061><U0020><U0025><U0048><U003A><U0025><U004D><U003A><U0025><U0053>"
+date_fmt  "<U0025><U005A><U0020><U0025><U0059><U0020><U043E><U043D><U044B><U0020><U0025><U0042><U0020>/
+<U0025><U0065><U002C><U0020><U0025><U0061><U0020><U0025><U0048><U003A><U0025><U004D><U003A><U0025><U0053>"
 END LC_TIME
 
 LC_MESSAGES
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 116c816a96..b59fc5b2fb 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,11 @@
+2006-01-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/sparc/tls.h (tcbhead_t): Add pointer_guard field.
+	(THREAD_GET_POINTER_GUARD, THREAD_SET_POINTER_GUARD,
+	THREAD_COPY_POINTER_GUARD): Define.
+	* sysdeps/sparc/tcb-offsets.sym (POINTER_GUARD): Define.
+	* sysdeps/sparc/sparc64/jmpbuf-unwind.h: Revert 2005-12-27 changes.
+
 2006-01-01  Ulrich Drepper  <drepper@redhat.com>
 
 	* version.c: Update copyright year.
diff --git a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h
index 7752fe971e..92c296b0cf 100644
--- a/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h
+++ b/nptl/sysdeps/sparc/sparc64/jmpbuf-unwind.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 2005 Free Software Foundation, Inc.
+/* Copyright (C) 2005, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David S. Miller <davem@davemloft.net>, 2005.
 
@@ -20,23 +20,12 @@
 #include <setjmp.h>
 #include <stdint.h>
 #include <unwind.h>
-#include <sysdep.h>
 
 #define _JMPBUF_CFA_UNWINDS_ADJ(_jmpbuf, _context, _adj) \
   _JMPBUF_UNWINDS_ADJ (_jmpbuf, (void *) _Unwind_GetCFA (_context), _adj)
 
-static inline uintptr_t __attribute__ ((unused))
-_jmpbuf_sp (__jmp_buf regs)
-{
-  uintptr_t sp = regs[0].uc_mcontext.mc_fp;
-#ifdef PTR_DEMANGLE
-  PTR_DEMANGLE (sp);
-#endif
-  return sp;
-}
-
 #define _JMPBUF_UNWINDS_ADJ(_jmpbuf, _address, _adj) \
-  ((uintptr_t) (_address) - (_adj) < _jmpbuf_sp (_jmpbuf) - (_adj))
+  ((uintptr_t) (_address) - (_adj) < (uintptr_t) (_jmpbuf)[0].uc_mcontext.mc_fp - (_adj))
 
 /* We use the normal lobngjmp for unwinding.  */
 #define __libc_unwind_longjmp(buf, val) __libc_longjmp (buf, val)
diff --git a/nptl/sysdeps/sparc/tcb-offsets.sym b/nptl/sysdeps/sparc/tcb-offsets.sym
index 237f975b25..923af8a5b7 100644
--- a/nptl/sysdeps/sparc/tcb-offsets.sym
+++ b/nptl/sysdeps/sparc/tcb-offsets.sym
@@ -2,5 +2,6 @@
 #include <tls.h>
 
 MULTIPLE_THREADS_OFFSET		offsetof (tcbhead_t, multiple_threads)
+POINTER_GUARD			offsetof (tcbhead_t, pointer_guard)
 PID				offsetof (struct pthread, pid)
 TID				offsetof (struct pthread, tid)
diff --git a/nptl/sysdeps/sparc/tls.h b/nptl/sysdeps/sparc/tls.h
index ddc4848554..127bbf695f 100644
--- a/nptl/sysdeps/sparc/tls.h
+++ b/nptl/sysdeps/sparc/tls.h
@@ -1,5 +1,5 @@
 /* Definitions for thread-local data handling.  NPTL/sparc version.
-   Copyright (C) 2003, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006 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
@@ -48,6 +48,7 @@ typedef struct
   int multiple_threads;
   uintptr_t sysinfo;
   uintptr_t stack_guard;
+  uintptr_t pointer_guard;
 } tcbhead_t;
 
 #else /* __ASSEMBLER__ */
@@ -135,6 +136,14 @@ register struct pthread *__thread_self __asm__("%g7");
   ((descr)->header.stack_guard \
    = THREAD_GETMEM (THREAD_SELF, header.stack_guard))
 
+/* Get/set the stack guard field in TCB head.  */
+#define THREAD_GET_POINTER_GUARD() \
+  THREAD_GETMEM (THREAD_SELF, header.pointer_guard)
+#define THREAD_SET_POINTER_GUARD(value) \
+  THREAD_SETMEM (THREAD_SELF, header.pointer_guard, value)
+# define THREAD_COPY_POINTER_GUARD(descr) \
+  ((descr)->header.pointer_guard = THREAD_GET_POINTER_GUARD ())
+
 #endif /* !ASSEMBLER */
 
 #endif	/* tls.h */
diff --git a/posix/Makefile b/posix/Makefile
index 8e53fdac44..32326c5b7b 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-1999, 2000-2003, 2004, 2005 Free Software Foundation, Inc.
+# Copyright (C) 1991-1999, 2000-2005, 2006 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
@@ -220,7 +220,7 @@ endif
 
 $(objpfx)annexc.out: $(objpfx)annexc
 	-$(dir $<)$(notdir $<) '$(CC)' \
-	  '$(patsubst %,-I../%,$(sorted-subdirs)) -I../include -I.. $(+sysdep-includes) $(sysincludes)' > $@
+	  '$(patsubst %,-I../%,$(sorted-subdirs)) -I../include $(+sysdep-includes) $(sysincludes) -I..' > $@
 
 annexc-CFLAGS = -O
 $(objpfx)annexc: annexc.c
diff --git a/sysdeps/s390/bits/setjmp.h b/sysdeps/s390/bits/setjmp.h
index 01533ca367..37f600d0ad 100644
--- a/sysdeps/s390/bits/setjmp.h
+++ b/sysdeps/s390/bits/setjmp.h
@@ -40,7 +40,7 @@
 
 #ifndef	_ASM
 
-typedef struct {
+typedef struct __s390_jmp_buf {
     /* We save registers 6-15.  */
     long int __gregs[10];
 
diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c
index 07814e080a..c47ebbc52a 100644
--- a/sysdeps/s390/s390-32/__longjmp.c
+++ b/sysdeps/s390/s390-32/__longjmp.c
@@ -29,24 +29,32 @@
 void
 __longjmp (__jmp_buf env, int val)
 {
+  register int r2 __asm ("%r2") = val == 0 ? 1 : val;
 #ifdef PTR_DEMANGLE
-  register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD ();
+  register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();
+  register void *r1 __asm ("%r1") = (void *) env;
 #endif
   /* Restore registers and jump back.  */
-  asm volatile ("lr   %%r2,%0\n\t"	  /* PUT val in grp 2.  */
-		"ld   %%f6,48(%1)\n\t"
+  asm volatile ("ld   %%f6,48(%1)\n\t"
 		"ld   %%f4,40(%1)\n\t"
-		"lm   %%r6,%%r15,0(%1)\n\t"
 #ifdef PTR_DEMANGLE
-		"xr   %%r14,%2\n\t"
-#endif
+		"lm   %%r6,%%r13,0(%1)\n\t"
+		"lm   %%r4,%%r5,32(%1)\n\t"
+		"xr   %%r4,%2\n\t"
+		"xr   %%r5,%2\n\t"
+		"lr   %%r15,%%r5\n\t"
+		"br   %%r4"
+#else
+		"lm   %%r6,%%r15,0(%1)\n\t"
 		"br   %%r14"
-		: : "r" (val == 0 ? 1 : val),
-		    "a" (env)
+#endif
+		: : "r" (r2),
 #ifdef PTR_DEMANGLE
-		    , "r" (r5)
+		    "r" (r1), "r" (r3)
+#else
+		    "a" (env)
 #endif
-		: "2" );
+		);
 
   /* Avoid `volatile function does return' warnings.  */
   for (;;);
diff --git a/sysdeps/s390/s390-32/elf/setjmp.S b/sysdeps/s390/s390-32/elf/setjmp.S
index f3ca8af6c2..ed28008a56 100644
--- a/sysdeps/s390/s390-32/elf/setjmp.S
+++ b/sysdeps/s390/s390-32/elf/setjmp.S
@@ -49,9 +49,10 @@ ENTRY(__sigsetjmp)
 #ifdef PTR_MANGLE
 	stm    %r6,%r13,0(%r2)      /* store registers in jmp_buf */
 	lr     %r4,%r14
-	PTR_MANGLE (%r4, %r5)
-	st     %r4,32(%r2)
-	st     %r15,36(%r2)
+	lr     %r5,%r15
+	PTR_MANGLE (%r4, %r1)
+	PTR_MANGLE2 (%r5, %r1)
+	stm    %r4,%r5,32(%r2)
 #else
 	stm    %r6,%r15,0(%r2)      /* store registers in jmp_buf */
 #endif
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index a438595945..b943085e93 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -32,9 +32,10 @@ ENTRY(__sigsetjmp)
 #ifdef PTR_MANGLE
 	stm    %r6,%r13,0(%r2)      /* store registers in jmp_buf */
 	lr     %r4,%r14
-	PTR_MANGLE (%r4, %r5)
-	st     %r4,32(%r2)
-	st     %r15,36(%r2)
+	lr     %r5,%r15
+	PTR_MANGLE (%r4, %r1)
+	PTR_MANGLE2 (%r5, %r1)
+	stm    %r4,%r5,32(%r2)
 #else
 	stm    %r6,%r15,0(%r2)      /* store registers in jmp_buf */
 #endif
diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c
index 6650bf702f..030fb5b515 100644
--- a/sysdeps/s390/s390-64/__longjmp.c
+++ b/sysdeps/s390/s390-64/__longjmp.c
@@ -29,26 +29,34 @@
 void
 __longjmp (__jmp_buf env, int val)
 {
+  register long int r2 __asm ("%r2") = val == 0 ? 1 : val;
 #ifdef PTR_DEMANGLE
-  register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD ();
+  register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();
+  register void *r1 __asm ("%r1") = (void *) env;
 #endif
   /* Restore registers and jump back.  */
-  asm volatile ("lgr  %%r2,%0\n\t"        /* Put val in grp 2.  */
-		"ld   %%f7,104(%1)\n\t"
+  asm volatile ("ld   %%f7,104(%1)\n\t"
 		"ld   %%f5,96(%1)\n\t"
 		"ld   %%f3,88(%1)\n\t"
 		"ld   %%f1,80(%1)\n\t"
-		"lmg  %%r6,%%r15,0(%1)\n\t"
 #ifdef PTR_DEMANGLE
-		"xgr  %%r14,%2\n\t"
-#endif
+		"lmg  %%r6,%%r13,0(%1)\n\t"
+		"lmg  %%r4,%%r5,64(%1)\n\t"
+		"xgr  %%r4,%2\n\t"
+		"xgr  %%r5,%2\n\t"
+		"lgr  %%r15,%%r5\n\t"
+		"br   %%r4"
+#else
+		"lmg  %%r6,%%r15,0(%1)\n\t"
 		"br   %%r14"
-		: : "r" (val == 0 ? 1 : val),
-		    "a" (env)
+#endif
+		: : "r" (r2),
 #ifdef PTR_DEMANGLE
-		    , "r" (r5)
+		    "r" (r1), "r" (r3)
+#else
+		    "a" (env)
 #endif
-		: "2" );
+		);
 
   /* Avoid `volatile function does return' warnings.  */
   for (;;);
diff --git a/sysdeps/s390/s390-64/elf/setjmp.S b/sysdeps/s390/s390-64/elf/setjmp.S
index 44f7cf08cc..28b6a5a35b 100644
--- a/sysdeps/s390/s390-64/elf/setjmp.S
+++ b/sysdeps/s390/s390-64/elf/setjmp.S
@@ -49,9 +49,10 @@ ENTRY(__sigsetjmp)
 #ifdef PTR_MANGLE
 	stmg   %r6,%r13,0(%r2)      /* Store registers in jmp_buf.  */
 	lgr    %r4,%r14
-	PTR_MANGLE (%r4, %r5)
-	stg    %r4,64(%r2)
-	stg    %r15,72(%r2)
+	lgr    %r5,%r15
+	PTR_MANGLE (%r4, %r1)
+	PTR_MANGLE2 (%r5, %r1)
+	stmg   %r4,%r5,64(%r2)
 #else
         stmg   %r6,%r15,0(%r2)      /* Store registers in jmp_buf.  */
 #endif
diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S
index 25d97b6a6a..a962db46ce 100644
--- a/sysdeps/s390/s390-64/setjmp.S
+++ b/sysdeps/s390/s390-64/setjmp.S
@@ -31,9 +31,10 @@ ENTRY(__sigsetjmp)
 #ifdef PTR_MANGLE
 	stmg   %r6,%r13,0(%r2)      /* Store registers in jmp_buf.  */
 	lgr    %r4,%r14
-	PTR_MANGLE (%r4, %r5)
-	stg    %r4,64(%r2)
-	stg    %r15,72(%r2)
+	lgr    %r5,%r15
+	PTR_MANGLE (%r4, %r1)
+	PTR_MANGLE2 (%r5, %r1)
+	stmg   %r4,%r5,64(%r2)
 #else
         stmg   %r6,%r15,0(%r2)      /* Store registers in jmp_buf.  */
 #endif
diff --git a/sysdeps/sparc/sparc32/__longjmp.S b/sysdeps/sparc/sparc32/__longjmp.S
index 1c81c92692..3b2c80b7c3 100644
--- a/sysdeps/sparc/sparc32/__longjmp.S
+++ b/sysdeps/sparc/sparc32/__longjmp.S
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991, 93, 96, 97, 98, 99, 2000 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1996, 1997, 1998, 1999, 2000, 2006
+   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
@@ -30,6 +31,9 @@ ENTRY(__longjmp)
 	   use them while unwinding frames and their register windows.  */
 
 	ld ENV(o0,JB_FP), %g3	/* Cache target FP in register %g3.  */
+#ifdef PTR_DEMANGLE
+	PTR_DEMANGLE (%g3, %g3, %g4)
+#endif
 	mov %o0, %g1		/* ENV in %g1 */
      	orcc %o1, %g0, %g2	/* VAL in %g2 */
      	be,a 0f			/* Branch if zero; else skip delay slot.  */
@@ -62,8 +66,15 @@ LOC(thread):
 	 * windows.
 	 */
 	ta	ST_FLUSH_WINDOWS
+#ifdef PTR_DEMANGLE
+	ld	ENV(g1,JB_PC), %g5 /* Set return PC. */
+	ld	ENV(g1,JB_SP), %g1 /* Set saved SP on restore below. */
+	PTR_DEMANGLE2 (%o7, %g5, %g4)
+	PTR_DEMANGLE2 (%fp, %g1, %g4)
+#else
 	ld	ENV(g1,JB_PC), %o7 /* Set return PC. */
 	ld	ENV(g1,JB_SP), %fp /* Set saved SP on restore below. */
+#endif
 	sub	%fp, 64, %sp	/* Allocate a register frame. */
 	st	%g3, RW_FP	/* Set saved FP on restore below. */
 	retl
@@ -71,10 +82,17 @@ LOC(thread):
 
 LOC(found):
 	/* We have unwound register windows so %fp matches the target.  */
+#ifdef PTR_DEMANGLE
+	PTR_DEMANGLE2 (%sp, %o0, %g4)
+#else
 	mov %o0, %sp		/* OK, install new SP.  */
+#endif
 
 LOC(sp_ok):
 	ld ENV(g1,JB_PC), %o0	/* Extract target return PC.  */
+#ifdef PTR_DEMANGLE
+	PTR_DEMANGLE2 (%o0, %o0, %g4)
+#endif
 	jmp %o0 + 8		/* Return there.  */
 	 mov %g2, %o0		/* Delay slot: set return value.  */
 
diff --git a/sysdeps/sparc/sparc32/setjmp.S b/sysdeps/sparc/sparc32/setjmp.S
index 883ea06297..4ef8724e02 100644
--- a/sysdeps/sparc/sparc32/setjmp.S
+++ b/sysdeps/sparc/sparc32/setjmp.S
@@ -1,4 +1,5 @@
-/* Copyright (C) 1991, 93, 94, 96, 97, 98, 2002 Free Software Foundation, Inc.
+/* Copyright (C) 1991, 1993, 1994, 1996, 1997, 1998, 2002, 2006
+   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
@@ -39,9 +40,18 @@ ENTRY (__sigsetjmp)
 	   a tail-call for simplicity; it always returns zero.  */
 	ta	ST_FLUSH_WINDOWS
 
+#ifdef PTR_MANGLE
+	PTR_MANGLE (%g1, %o7, %g4)
+	PTR_MANGLE2 (%g2, %sp, %g4)
+	PTR_MANGLE2 (%g3, %fp, %g4)
+	st	%g1, [%o0 + (JB_PC * 4)]
+	st	%g2, [%o0 + (JB_SP * 4)]
+	st	%g3, [%o0 + (JB_FP * 4)]
+#else
 	st	%o7, [%o0 + (JB_PC * 4)]
 	st	%sp, [%o0 + (JB_SP * 4)]
 	st	%fp, [%o0 + (JB_FP * 4)]
+#endif
 
 	mov	%o7, %g1
 	call	__sigjmp_save
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
index 355108a493..50c3f42469 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h
@@ -275,6 +275,8 @@
 #  define PTR_MANGLE(reg, tmpreg) \
   ear     tmpreg,%a0;			\
   x       reg,STACK_GUARD(tmpreg)
+#  define PTR_MANGLE2(reg, tmpreg) \
+  x       reg,STACK_GUARD(tmpreg)
 #  define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
 # else
 #  define PTR_MANGLE(var) \
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
index 562fc7df76..aadbf74c2b 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
@@ -277,6 +277,8 @@
   sllg    tmpreg,tmpreg,32;		\
   ear     tmpreg,%a1;			\
   xg      reg,STACK_GUARD(tmpreg)
+#  define PTR_MANGLE2(reg, tmpreg) \
+  xg      reg,STACK_GUARD(tmpreg)
 #  define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
 # else
 #  define PTR_MANGLE(var) \
diff --git a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
index 45aa2655ee..7dc822929f 100644
--- a/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
+++ b/sysdeps/unix/sysv/linux/sparc/bits/setjmp.h
@@ -1,4 +1,5 @@
-/* Copyright (C) 1997,1999,2000,2003, 2005 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 1999, 2000, 2003, 2005, 2006
+   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
@@ -60,7 +61,7 @@ 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, demangle)			\
-  ((unsigned long int) (address) < demangle ((jmpbuf)->uc_mcontext.mc_fp))
+  ((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp)
 
 #else
 
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
index 29c5158b9f..45f5c44d5d 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/sysdep.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1997, 2002, 2003, 2004 Free Software Foundation, Inc.
+/* Copyright (C) 1997, 2002, 2003, 2004, 2006 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza <miguel@gnu.ai.mit.edu>, January 1997.
 
@@ -214,4 +214,24 @@ SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler)			\
 
 #endif	/* __ASSEMBLER__ */
 
+/* Pointer mangling support.  */
+#if defined NOT_IN_libc && defined IS_IN_rtld
+/* We cannot use the thread descriptor because in ld.so we use setjmp
+   earlier than the descriptor is initialized.  */
+#else
+# ifdef __ASSEMBLER__
+#  define PTR_MANGLE(dreg, reg, tmpreg) \
+  ld	[%g7 + POINTER_GUARD], tmpreg; \
+  xor	reg, tmpreg, dreg
+#  define PTR_DEMANGLE(dreg, reg, tmpreg) PTR_MANGLE (dreg, reg, tmpreg)
+#  define PTR_MANGLE2(dreg, reg, tmpreg) \
+  xor	reg, tmpreg, dreg
+#  define PTR_DEMANGLE2(dreg, reg, tmpreg) PTR_MANGLE2 (dreg, reg, tmpreg)
+# else
+#  define PTR_MANGLE(var) \
+  (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
+#  define PTR_DEMANGLE(var)     PTR_MANGLE (var)
+# endif
+#endif
+
 #endif /* linux/sparc/sysdep.h */
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
index 071aa3a310..b30cffc5e9 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/sparc/sparc64/sysdep.h
@@ -240,4 +240,24 @@ SYSCALL_ERROR_HANDLER_ENTRY(__syscall_error_handler)			\
    register windows.  So if you poke stack memory directly you add this.  */
 #define STACK_BIAS	2047
 
+/* Pointer mangling support.  */
+#if defined NOT_IN_libc && defined IS_IN_rtld
+/* We cannot use the thread descriptor because in ld.so we use setjmp
+   earlier than the descriptor is initialized.  */
+#else
+# ifdef __ASSEMBLER__
+#  define PTR_MANGLE(dreg, reg, tmpreg) \
+  ldx	[%g7 + POINTER_GUARD], tmpreg; \
+  xor	reg, tmpreg, dreg
+#  define PTR_DEMANGLE(dreg, reg, tmpreg) PTR_MANGLE (dreg, reg, tmpreg)
+#  define PTR_MANGLE2(dreg, reg, tmpreg) \
+  xor	reg, tmpreg, dreg
+#  define PTR_DEMANGLE2(dreg, reg, tmpreg) PTR_MANGLE2 (dreg, reg, tmpreg)
+# else
+#  define PTR_MANGLE(var) \
+  (var) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
+#  define PTR_DEMANGLE(var)     PTR_MANGLE (var)
+# endif
+#endif
+
 #endif /* linux/sparc64/sysdep.h */