12 files changed, 67 insertions, 104 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/Dist b/sysdeps/unix/sysv/linux/s390/s390-64/Dist
deleted file mode 100644
index bfd4edc372..0000000000
--- a/sysdeps/unix/sysv/linux/s390/s390-64/Dist
+++ /dev/null
@@ -1,2 +0,0 @@
-clone.S
-ucontext_i.h
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S b/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S
index 5a0d7eca5d..8889b5359e 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/getcontext.S
@@ -72,4 +72,4 @@ ENTRY(__getcontext)
 	br	%r14
 END(__getcontext)
 
-weak_alias(__getcontext, getcontext)
+weak_alias (__getcontext, getcontext)
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/makecontext.c b/sysdeps/unix/sysv/linux/s390/s390-64/makecontext.c
index cdff9a4f21..b08f1b4047 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/makecontext.c
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/makecontext.c
@@ -37,8 +37,6 @@
                +-----------------------+
              n | overflow parameters   | 160
                +-----------------------+
-             8 | trampoline            | 160+n
-               +-----------------------+
    The registers are set up like this:
      %r2-%r6: parameters 1 to 5
      %r7    : (*func) pointer
@@ -55,17 +53,16 @@
 void
 __makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...)
 {
+  extern void __makecontext_ret (void);
   unsigned long *sp;
   va_list ap;
   int i;
 
-  sp = (long *) (((long) ucp->uc_stack.ss_sp + ucp->uc_stack.ss_size) & -8L);
-
-  /* Setup the trampoline.  */
-  *--sp = 0x0de7b904002807f9;
+  sp = (unsigned long *) (((unsigned long) ucp->uc_stack.ss_sp
+			   + ucp->uc_stack.ss_size) & -8L);
 
   /* Set the return address to trampoline.  */
-  ucp->uc_mcontext.gregs[14] = (long) sp;
+  ucp->uc_mcontext.gregs[14] = (long) __makecontext_ret;
 
   /* Set register parameters.  */
   va_start (ap, argc);
@@ -97,4 +94,12 @@ __makecontext (ucontext_t *ucp, void (*func) (void), int argc, ...)
   ucp->uc_mcontext.gregs[15] = (long) sp;
 }
 
+asm(".text\n"
+    ".type __makecontext_ret,@function\n"
+    "__makecontext_ret:\n"
+    "      basr  %r14,%r7\n"
+    "      lgr   %r2,%r8\n"
+    "      br    %r9\n"
+    ".size __makecontext_ret, .-__makecontext_ret");
+
 weak_alias (__makecontext, makecontext)
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S b/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S
index 268f36e713..7beca847c2 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/setcontext.S
@@ -69,4 +69,4 @@ ENTRY(__setcontext)
 	br	%r14
 END(__setcontext)
 
-weak_alias(__setcontext, setcontext)
+weak_alias (__setcontext, setcontext)
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/s390/s390-64/sigsuspend.c b/sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c
deleted file mode 100644
index 452f8354d0..0000000000
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sigsuspend.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/* Copyright (C) 2001, 2002, 2003 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 <errno.h>
-#include <signal.h>
-#include <unistd.h>
-
-#include <sysdep-cancel.h>
-#include <sys/syscall.h>
-
-/* Change the set of blocked signals to SET,
-   wait until a signal arrives, and restore the set of blocked signals.  */
-int
-__sigsuspend (set)
-     const sigset_t *set;
-{
-  /* XXX The size argument hopefully will have to be changed to the
-     real size of the user-level sigset_t.  */
-  if (SINGLE_THREAD_P)
-    return INLINE_SYSCALL (rt_sigsuspend, 2, set, _NSIG / 8);
-
-  int oldtype = LIBC_CANCEL_ASYNC ();
-
-  int result = INLINE_SYSCALL (rt_sigsuspend, 2, set, _NSIG / 8);
-
-  LIBC_CANCEL_RESET (oldtype);
-
-  return result;
-}
-libc_hidden_def (__sigsuspend)
-weak_alias (__sigsuspend, sigsuspend)
-strong_alias (__sigsuspend, __libc_sigsuspend)
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S b/sysdeps/unix/sysv/linux/s390/s390-64/socket.S
index c98a97449b..d4c3a1c4e1 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/socket.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/socket.S
@@ -128,6 +128,7 @@ L(socket_cancel):
 	j	4b
 #endif
 
+	SYSCALL_ERROR_HANDLER
 END (__socket)
 
 #ifndef NO_WEAK_ALIAS
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S b/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S
index ef2a862c55..cb96fd3b6a 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/swapcontext.S
@@ -105,4 +105,4 @@ ENTRY(__swapcontext)
 	/* Return.  */
 	br	%r14
 END(__swapcontext)	
-weak_alias(__swapcontext, swapcontext)
+weak_alias (__swapcontext, swapcontext)
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S
index 4caeaeaf50..31b55d73f2 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscall.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2006 Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.
 
@@ -48,13 +48,14 @@ ENTRY (syscall)
 	lgr    %r4,%r5		   /* Third parameter.	*/
 	lgr    %r5,%r6		   /* Fourth parameter.	 */
 	lg     %r6,320(%r15)	   /* Fifth parameter.	*/
+	lg     %r7,328(%r15)	   /* Sixth parameter.	*/
 
-	basr   %r7,0
-0:	clg    %r1,4f-0b(%r7)      /* svc number < 256? */
+	basr   %r8,0
+0:	clg    %r1,4f-0b(%r8)      /* svc number < 256? */
 	jl     2f
 1:	svc    0
 	j      3f
-2:	ex     %r1,1b-0b(%r7)      /* lsb of R1 is subsituted as SVC number */
+2:	ex     %r1,1b-0b(%r8)      /* lsb of R1 is subsituted as SVC number */
 3:	lg     %r15,0(%r15)        /* load back chain */
 	cfi_adjust_cfa_offset (-160)
 	lmg	%r6,15,48(%r15)	   /* Load registers.  */
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
index 477f8a9f09..791ab9ba52 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
@@ -1,6 +1,5 @@
 # File name	Caller	Syscall name	# args	Strong name	Weak names
 
-getpeername	-	getpeername	i:ipp	__getpeername	getpeername
 vfork		-	vfork		0	__vfork		vfork
 
 # semaphore and shm system calls
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
index 154bc06803..9ddec8e041 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h
@@ -1,5 +1,6 @@
 /* Assembler macros for 64 bit S/390.
-   Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006
+   Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.
 
@@ -24,6 +25,7 @@
 #include <sysdeps/s390/s390-64/sysdep.h>
 #include <sysdeps/unix/sysdep.h>
 #include <dl-sysdep.h>	/* For RTLD_PRIVATE_ERRNO.  */
+#include <tls.h>
 
 /* For Linux we can use the system call table in the header file
 	/usr/include/asm/unistd.h
@@ -149,19 +151,28 @@
 	arg 3		4	     call-clobbered
 	arg 4		5	     call-clobbered
 	arg 5		6	     call-saved
+	arg 6		7	     call-saved
 
    (Of course a function with say 3 arguments does not have entries for
    arguments 4 and 5.)
-   S390 does not need to do ANY stack operations to get its parameters
-   right.
+   For system calls with 6 parameters a stack operation is required
+   to load the 6th parameter to register 7. Call saved register 7 is
+   moved to register 0 and back to avoid an additional stack frame.
  */
 
 #define DO_CALL(syscall, args)						      \
+  .if args > 5;								      \
+    lgr %r0,%r7;							      \
+    lg %r7,160(%r15);							      \
+  .endif;								      \
   .if SYS_ify (syscall) < 256;						      \
     svc SYS_ify (syscall);						      \
   .else;								      \
     lghi %r1,SYS_ify (syscall);						      \
     svc 0;								      \
+  .endif;								      \
+  .if args > 5;								      \
+    lgr %r7,%r0;							      \
   .endif
 
 #define ret								      \
@@ -255,6 +266,9 @@
 #define DECLARGS_5(arg1, arg2, arg3, arg4, arg5) \
 	DECLARGS_4(arg1, arg2, arg3, arg4) \
 	register unsigned long gpr6 asm ("6") = (unsigned long)(arg5);
+#define DECLARGS_6(arg1, arg2, arg3, arg4, arg5, arg6) \
+	DECLARGS_5(arg1, arg2, arg3, arg4, arg5) \
+	register unsigned long gpr7 asm ("7") = (unsigned long)(arg6);
 
 #define ASMFMT_0
 #define ASMFMT_1 , "0" (gpr2)
@@ -262,5 +276,29 @@
 #define ASMFMT_3 , "0" (gpr2), "d" (gpr3), "d" (gpr4)
 #define ASMFMT_4 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5)
 #define ASMFMT_5 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5), "d" (gpr6)
+#define ASMFMT_6 , "0" (gpr2), "d" (gpr3), "d" (gpr4), "d" (gpr5), "d" (gpr6), "d" (gpr7)
+
+/* 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
+/* For the time being just use stack_guard rather than a separate
+   pointer_guard.  */
+# ifdef __ASSEMBLER__
+#  define PTR_MANGLE(reg, tmpreg) \
+  ear     tmpreg,%a0;			\
+  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) \
+  (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())
+#  define PTR_DEMANGLE(var)	PTR_MANGLE (var)
+# endif
+#endif
 
 #endif /* _LINUX_S390_SYSDEP_H */
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/ucontext_i.h b/sysdeps/unix/sysv/linux/s390/s390-64/ucontext_i.h
deleted file mode 100644
index 6d223a08a6..0000000000
--- a/sysdeps/unix/sysv/linux/s390/s390-64/ucontext_i.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/* Copyright (C) 2001 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-     Contributed by David Mosberger-Tang <davidm@hpl.hp.com>.
-
-   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.  */
-
-/* Constants shared between setcontext() and getcontext().  Don't
-   install this header file.  */
-
-#define SIG_BLOCK	0
-#define SIG_UNBLOCK	1
-#define SIG_SETMASK	2
-
-#define SC_FLGS 0x000
-#define SC_LINK 0x008
-#define SC_STCK 0x010
-#define SC_PSW  0x028
-#define SC_GPRS 0x038
-#define SC_ACRS 0x0B8
-#define SC_FPC  0x0F8
-#define SC_FPRS 0x100
-#define SC_MASK 0x180
-