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-rw-r--r--ChangeLog13
-rw-r--r--linuxthreads/ChangeLog9
-rw-r--r--linuxthreads/Makefile5
-rw-r--r--linuxthreads/internals.h19
-rw-r--r--linuxthreads/sighandler.c69
-rw-r--r--linuxthreads/signals.c79
-rw-r--r--sysdeps/generic/dl-tls.c17
-rw-r--r--sysdeps/ia64/Makefile7
-rw-r--r--sysdeps/ia64/Versions7
-rw-r--r--sysdeps/ia64/ia64libgcc.S350
10 files changed, 490 insertions, 85 deletions
diff --git a/ChangeLog b/ChangeLog
index 2e404aa43e..2da5a4fa03 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,16 @@
+2002-05-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/ia64/Makefile: Add ia64libgcc in csu subdir.
+	* sysdeps/ia64/Versions (__divtf3, __divdf3, __divsf3, __divdi3,
+	__moddi3, __udivdi3, __umoddi3, __multi3): Export at GLIBC_2.0.
+	* sysdeps/ia64/ia64libgcc.S: New file.
+
+2002-05-02  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/generic/dl-tls.c (oom): Implement using _dl_fatal_printf.
+
+	* malloc/memusage.c: Distinguish anonymous mmap.
+
 2002-05-01  Roland McGrath  <roland@frob.com>
 
 	* sysdeps/mach/hurd/close.c: #undef __close before function defn,
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 747e409521..9a58488838 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,12 @@
+2002-05-03  Ulrich Drepper  <drepper@redhat.com>
+
+	* signals.c: Move sighandler functions to...
+	* sighandler.c: ...here.  New file.
+	* signals.c: Move signal handler related type definitions to...
+	* internals.h: ...here.  Add prototypes for signal handlers.
+	* Makefile (libpthread-routines): Add sighandler.
+	(CFLAGS-sighandler.c): Add $(exceptions).
+
 2002-04-30  Jakub Jelinek  <jakub@redhat.com>
 
 	* sysdeps/unix/sysv/linux/x86_64/Makefile: New file.
diff --git a/linuxthreads/Makefile b/linuxthreads/Makefile
index 33c041ebc5..41432846c7 100644
--- a/linuxthreads/Makefile
+++ b/linuxthreads/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
+# Copyright (C) 1996-2001, 2002 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
@@ -36,7 +36,7 @@ libpthread-routines := attr cancel condvar join manager mutex ptfork \
 		       ptlongjmp pthread signals specific errno lockfile \
 		       semaphore spinlock wrapsyscall rwlock pt-machine \
 		       oldsemaphore events getcpuclockid pspinlock barrier \
-		       ptclock_gettime ptclock_settime
+		       ptclock_gettime ptclock_settime sighandler
 
 nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete
 initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst
@@ -80,6 +80,7 @@ CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete))
 CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES
 CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES -D_RPC_THREAD_SAFE_
 CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\"
+CFLAGS-sighandler.c += $(exceptions)
 
 # Depend on libc.so so a DT_NEEDED is generated in the shared objects.
 # This ensures they will load libc.so for needed symbols if loaded by
diff --git a/linuxthreads/internals.h b/linuxthreads/internals.h
index 45a73ad194..39c545c5e1 100644
--- a/linuxthreads/internals.h
+++ b/linuxthreads/internals.h
@@ -20,8 +20,10 @@
 /* Includes */
 
 #include <limits.h>
+#include <signal.h>
 #include <unistd.h>
 #include <stackinfo.h>
+#include <sigcontextinfo.h>
 
 #include <tls.h>
 #include "descr.h"
@@ -93,6 +95,16 @@ struct pthread_request {
 };
 
 
+
+typedef void (*arch_sighandler_t) (int, SIGCONTEXT);
+union sighandler
+{
+  arch_sighandler_t old;
+  void (*rt) (int, struct siginfo *, struct ucontext *);
+};
+extern union sighandler __sighandler[NSIG];
+
+
 /* Signals used for suspend/restart and for cancellation notification.  */
 
 extern int __pthread_sig_restart;
@@ -367,4 +379,11 @@ extern void __linuxthreads_reap_event (void);
 /* This function is called to initialize the pthread library.  */
 extern void __pthread_initialize (void);
 
+
+/* Sighandler wrappers.  */
+extern void __pthread_sighandler(int signo, SIGCONTEXT ctx);
+extern void __pthread_sighandler_rt(int signo, struct siginfo *si,
+				    struct ucontext *uc);
+extern void __pthread_null_sighandler(int sig);
+
 #endif /* internals.h */
diff --git a/linuxthreads/sighandler.c b/linuxthreads/sighandler.c
new file mode 100644
index 0000000000..ab8b38e539
--- /dev/null
+++ b/linuxthreads/sighandler.c
@@ -0,0 +1,69 @@
+/* Linuxthreads - a simple clone()-based implementation of Posix        */
+/* threads for Linux.                                                   */
+/* Copyright (C) 1996 Xavier Leroy (Xavier.Leroy@inria.fr)              */
+/*                                                                      */
+/* This program is free software; you can redistribute it and/or        */
+/* modify it under the terms of the GNU Library General Public License  */
+/* as published by the Free Software Foundation; either version 2       */
+/* of the License, or (at your option) any later version.               */
+/*                                                                      */
+/* This program is distributed in the hope that it will be useful,      */
+/* but WITHOUT ANY WARRANTY; without even the implied warranty of       */
+/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        */
+/* GNU Library General Public License for more details.                 */
+
+/* Signal handlers */
+
+#include "internals.h"
+
+
+/* The wrapper around user-provided signal handlers */
+void __pthread_sighandler(int signo, SIGCONTEXT ctx)
+{
+  pthread_descr self;
+  char * in_sighandler;
+  self = thread_self();
+  /* If we're in a sigwait operation, just record the signal received
+     and return without calling the user's handler */
+  if (THREAD_GETMEM(self, p_sigwaiting)) {
+    THREAD_SETMEM(self, p_sigwaiting, 0);
+    THREAD_SETMEM(self, p_signal, signo);
+    return;
+  }
+  /* Record that we're in a signal handler and call the user's
+     handler function */
+  in_sighandler = THREAD_GETMEM(self, p_in_sighandler);
+  if (in_sighandler == NULL)
+    THREAD_SETMEM(self, p_in_sighandler, CURRENT_STACK_FRAME);
+  CALL_SIGHANDLER(__sighandler[signo].old, signo, ctx);
+  if (in_sighandler == NULL)
+    THREAD_SETMEM(self, p_in_sighandler, NULL);
+}
+
+/* The same, this time for real-time signals.  */
+void __pthread_sighandler_rt(int signo, struct siginfo *si,
+			     struct ucontext *uc)
+{
+  pthread_descr self;
+  char * in_sighandler;
+  self =  thread_self();
+  /* If we're in a sigwait operation, just record the signal received
+     and return without calling the user's handler */
+  if (THREAD_GETMEM(self, p_sigwaiting)) {
+    THREAD_SETMEM(self, p_sigwaiting, 0);
+    THREAD_SETMEM(self, p_signal, signo);
+    return;
+  }
+  /* Record that we're in a signal handler and call the user's
+     handler function */
+  in_sighandler = THREAD_GETMEM(self, p_in_sighandler);
+  if (in_sighandler == NULL)
+    THREAD_SETMEM(self, p_in_sighandler, CURRENT_STACK_FRAME);
+  __sighandler[signo].rt(signo, si, uc);
+  if (in_sighandler == NULL)
+    THREAD_SETMEM(self, p_in_sighandler, NULL);
+}
+
+
+/* A signal handler that does nothing */
+void __pthread_null_sighandler(int sig) { }
diff --git a/linuxthreads/signals.c b/linuxthreads/signals.c
index da3ce69a4d..a11f865e73 100644
--- a/linuxthreads/signals.c
+++ b/linuxthreads/signals.c
@@ -20,7 +20,7 @@
 #include "internals.h"
 #include "spinlock.h"
 #include <ucontext.h>
-#include <sigcontextinfo.h>
+
 
 int pthread_sigmask(int how, const sigset_t * newmask, sigset_t * oldmask)
 {
@@ -68,60 +68,8 @@ int pthread_kill(pthread_t thread, int signo)
     return 0;
 }
 
-/* User-provided signal handlers */
-typedef void (*arch_sighandler_t) (int, SIGCONTEXT);
-static union
-{
-  arch_sighandler_t old;
-  void (*rt) (int, struct siginfo *, struct ucontext *);
-} sighandler[NSIG] = { [1 ... NSIG - 1] = { (arch_sighandler_t) SIG_ERR } };
-
-/* The wrapper around user-provided signal handlers */
-static void pthread_sighandler(int signo, SIGCONTEXT ctx)
-{
-  pthread_descr self;
-  char * in_sighandler;
-  self = thread_self();
-  /* If we're in a sigwait operation, just record the signal received
-     and return without calling the user's handler */
-  if (THREAD_GETMEM(self, p_sigwaiting)) {
-    THREAD_SETMEM(self, p_sigwaiting, 0);
-    THREAD_SETMEM(self, p_signal, signo);
-    return;
-  }
-  /* Record that we're in a signal handler and call the user's
-     handler function */
-  in_sighandler = THREAD_GETMEM(self, p_in_sighandler);
-  if (in_sighandler == NULL)
-    THREAD_SETMEM(self, p_in_sighandler, CURRENT_STACK_FRAME);
-  CALL_SIGHANDLER(sighandler[signo].old, signo, ctx);
-  if (in_sighandler == NULL)
-    THREAD_SETMEM(self, p_in_sighandler, NULL);
-}
-
-/* The same, this time for real-time signals.  */
-static void pthread_sighandler_rt(int signo, struct siginfo *si,
-				  struct ucontext *uc)
-{
-  pthread_descr self;
-  char * in_sighandler;
-  self =  thread_self();
-  /* If we're in a sigwait operation, just record the signal received
-     and return without calling the user's handler */
-  if (THREAD_GETMEM(self, p_sigwaiting)) {
-    THREAD_SETMEM(self, p_sigwaiting, 0);
-    THREAD_SETMEM(self, p_signal, signo);
-    return;
-  }
-  /* Record that we're in a signal handler and call the user's
-     handler function */
-  in_sighandler = THREAD_GETMEM(self, p_in_sighandler);
-  if (in_sighandler == NULL)
-    THREAD_SETMEM(self, p_in_sighandler, CURRENT_STACK_FRAME);
-  sighandler[signo].rt(signo, si, uc);
-  if (in_sighandler == NULL)
-    THREAD_SETMEM(self, p_in_sighandler, NULL);
-}
+union sighandler __sighandler[NSIG] =
+  { [1 ... NSIG - 1] = { (arch_sighandler_t) SIG_ERR } };
 
 /* The wrapper around sigaction.  Install our own signal handler
    around the signal. */
@@ -145,9 +93,9 @@ int __sigaction(int sig, const struct sigaction * act,
 	  && sig > 0 && sig < NSIG)
 	{
 	  if (act->sa_flags & SA_SIGINFO)
-	    newact.sa_handler = (__sighandler_t) pthread_sighandler_rt;
+	    newact.sa_handler = (__sighandler_t) __pthread_sighandler_rt;
 	  else
-	    newact.sa_handler = (__sighandler_t) pthread_sighandler;
+	    newact.sa_handler = (__sighandler_t) __pthread_sighandler;
 	}
       newactp = &newact;
     }
@@ -161,20 +109,17 @@ int __sigaction(int sig, const struct sigaction * act,
 	  /* We may have inherited SIG_IGN from the parent, so return the
 	     kernel's idea of the signal handler the first time
 	     through.  */
-	  && (__sighandler_t) sighandler[sig].old != SIG_ERR)
-	oact->sa_handler = (__sighandler_t) sighandler[sig].old;
+	  && (__sighandler_t) __sighandler[sig].old != SIG_ERR)
+	oact->sa_handler = (__sighandler_t) __sighandler[sig].old;
       if (act)
 	/* For the assignment it does not matter whether it's a normal
 	   or real-time signal.  */
-	sighandler[sig].old = (arch_sighandler_t) act->sa_handler;
+	__sighandler[sig].old = (arch_sighandler_t) act->sa_handler;
     }
   return 0;
 }
 strong_alias(__sigaction, sigaction)
 
-/* A signal handler that does nothing */
-static void pthread_null_sighandler(int sig) { }
-
 /* sigwait -- synchronously wait for a signal */
 int sigwait(const sigset_t * set, int * sig)
 {
@@ -198,10 +143,10 @@ int sigwait(const sigset_t * set, int * sig)
         s != __pthread_sig_cancel &&
         s != __pthread_sig_debug) {
       sigdelset(&mask, s);
-      if (sighandler[s].old == (arch_sighandler_t) SIG_ERR ||
-          sighandler[s].old == (arch_sighandler_t) SIG_DFL ||
-          sighandler[s].old == (arch_sighandler_t) SIG_IGN) {
-        sa.sa_handler = pthread_null_sighandler;
+      if (__sighandler[s].old == (arch_sighandler_t) SIG_ERR ||
+          __sighandler[s].old == (arch_sighandler_t) SIG_DFL ||
+          __sighandler[s].old == (arch_sighandler_t) SIG_IGN) {
+        sa.sa_handler = __pthread_null_sighandler;
         sigfillset(&sa.sa_mask);
         sa.sa_flags = 0;
         sigaction(s, &sa, NULL);
diff --git a/sysdeps/generic/dl-tls.c b/sysdeps/generic/dl-tls.c
index 8d98786fd5..0d6fcec0e5 100644
--- a/sysdeps/generic/dl-tls.c
+++ b/sysdeps/generic/dl-tls.c
@@ -23,7 +23,6 @@
 #include <unistd.h>
 #include <sys/param.h>
 
-#include <abort-instr.h>
 #include <tls.h>
 
 /* We don't need any of this if TLS is not supported.  */
@@ -42,21 +41,7 @@ static void
 __attribute__ ((__noreturn__))
 oom (void)
 {
-  static const char msg[] = "\
-cannot allocate memory for thread-local data: ABORT\n";
-
-  __libc_write (STDERR_FILENO, msg, sizeof (msg) - 1);
-
-  /* Kill ourself.  */
-  __kill (__getpid (), SIGKILL);
-
-  /* Just in case something goes wrong with the kill.  */
-  while (1)
-    {
-#  ifdef ABORT_INSTRUCTION
-      ABORT_INSTRUCTION;
-#  endif
-    }
+  _dl_fatal_printf ("cannot allocate memory for thread-local data: ABORT\n");
 }
 # endif
 
diff --git a/sysdeps/ia64/Makefile b/sysdeps/ia64/Makefile
index a9848b7ffc..dd7365c752 100644
--- a/sysdeps/ia64/Makefile
+++ b/sysdeps/ia64/Makefile
@@ -9,6 +9,13 @@ ifeq ($(subdir), csu)
 CPPFLAGS-start.S = -D__ASSEMBLY__
 sysdep_routines += hp-timing
 static-only-routines += hp-timing
+
+ifeq (yes,$(build-shared))
+# Compatibility
+sysdep_routines += ia64libgcc
+shared-only-routines += ia64libgcc
+endif
+endif
 endif
 
 ifeq ($(subdir),elf)
diff --git a/sysdeps/ia64/Versions b/sysdeps/ia64/Versions
index 70a183cc02..6910566ac9 100644
--- a/sysdeps/ia64/Versions
+++ b/sysdeps/ia64/Versions
@@ -5,3 +5,10 @@ ld {
     _dl_function_address;
   }
 }
+libc {
+  GLIBC_2.2 {
+    # Functions from libgcc.
+    __divtf3; __divdf3; __divsf3; __divdi3; __moddi3; __udivdi3; __umoddi3;
+    __multi3;
+  }
+}
diff --git a/sysdeps/ia64/ia64libgcc.S b/sysdeps/ia64/ia64libgcc.S
new file mode 100644
index 0000000000..0ff29de4cd
--- /dev/null
+++ b/sysdeps/ia64/ia64libgcc.S
@@ -0,0 +1,350 @@
+/* From the Intel IA-64 Optimization Guide, choose the minimum latency
+   alternative.  */
+
+#include <sysdep.h>
+#undef ret
+
+#include <shlib-compat.h>
+
+#if SHLIB_COMPAT(libc, GLIBC_2_2, GLIBC_2_2_6)
+
+/* __divtf3
+   Compute a 80-bit IEEE double-extended quotient.
+   farg0 holds the dividend.  farg1 holds the divisor.  */
+
+ENTRY(___divtf3)
+	cmp.eq p7, p0 = r0, r0
+	frcpa.s0 f10, p6 = farg0, farg1
+	;;
+(p6)	cmp.ne p7, p0 = r0, r0
+	.pred.rel.mutex p6, p7
+(p6)	fnma.s1 f11 = farg1, f10, f1
+(p6)	fma.s1 f12 = farg0, f10, f0
+	;;
+(p6)	fma.s1 f13 = f11, f11, f0
+(p6)	fma.s1 f14 = f11, f11, f11
+	;;
+(p6)	fma.s1 f11 = f13, f13, f11
+(p6)	fma.s1 f13 = f14, f10, f10
+	;;
+(p6)	fma.s1 f10 = f13, f11, f10
+(p6)	fnma.s1 f11 = farg1, f12, farg0
+	;;
+(p6)	fma.s1 f11 = f11, f10, f12
+(p6)	fnma.s1 f12 = farg1, f10, f1
+	;;
+(p6)	fma.s1 f10 = f12, f10, f10
+(p6)	fnma.s1 f12 = farg1, f11, farg0
+	;;
+(p6)	fma.s0 fret0 = f12, f10, f11
+(p7)	mov fret0 = f10
+	br.ret.sptk rp
+END(___divtf3)
+	.symver ___divtf3, __divtf3@GLIBC_2.2
+
+/* __divdf3
+   Compute a 64-bit IEEE double quotient.
+   farg0 holds the dividend.  farg1 holds the divisor.  */
+
+ENTRY(___divdf3)
+	cmp.eq p7, p0 = r0, r0
+	frcpa.s0 f10, p6 = farg0, farg1
+	;;
+(p6)	cmp.ne p7, p0 = r0, r0
+	.pred.rel.mutex p6, p7
+(p6)	fmpy.s1 f11 = farg0, f10
+(p6)	fnma.s1 f12 = farg1, f10, f1
+	;;
+(p6)	fma.s1 f11 = f12, f11, f11
+(p6)	fmpy.s1 f13 = f12, f12
+	;;
+(p6)	fma.s1 f10 = f12, f10, f10
+(p6)	fma.s1 f11 = f13, f11, f11
+	;;
+(p6)	fmpy.s1 f12 = f13, f13
+(p6)	fma.s1 f10 = f13, f10, f10
+	;;
+(p6)	fma.d.s1 f11 = f12, f11, f11
+(p6)	fma.s1 f10 = f12, f10, f10
+	;;
+(p6)	fnma.d.s1 f8 = farg1, f11, farg0
+	;;
+(p6)	fma.d fret0 = f8, f10, f11
+(p7)	mov fret0 = f10
+	br.ret.sptk rp
+	;;
+END(___divdf3)
+	.symver	___divdf3, __divdf3@GLIBC_2.2
+
+/* __divsf3
+   Compute a 32-bit IEEE float quotient.
+   farg0 holds the dividend.  farg1 holds the divisor.  */
+
+ENTRY(___divsf3)
+	cmp.eq p7, p0 = r0, r0
+	frcpa.s0 f10, p6 = farg0, farg1
+	;;
+(p6)	cmp.ne p7, p0 = r0, r0
+	.pred.rel.mutex p6, p7
+(p6)	fmpy.s1 f8 = farg0, f10
+(p6)	fnma.s1 f9 = farg1, f10, f1
+	;;
+(p6)	fma.s1 f8 = f9, f8, f8
+(p6)	fmpy.s1 f9 = f9, f9
+	;;
+(p6)	fma.s1 f8 = f9, f8, f8
+(p6)	fmpy.s1 f9 = f9, f9
+	;;
+(p6)	fma.d.s1 f10 = f9, f8, f8
+	;;
+(p6)	fnorm.s.s0 fret0 = f10
+(p7)	mov fret0 = f10
+	br.ret.sptk rp
+	;;
+END(___divsf3)
+	.symver	___divsf3, __divsf3@GLIBC2.2
+
+/* __divdi3
+   Compute a 64-bit integer quotient.
+   in0 holds the dividend.  in1 holds the divisor.  */
+
+ENTRY(___divdi3)
+	.regstk 2,0,0,0
+	/* Transfer inputs to FP registers.  */
+	setf.sig f8 = in0
+	setf.sig f9 = in1
+	;;
+	/* Convert the inputs to FP, so that they won't be treated as
+	   unsigned.  */
+	fcvt.xf f8 = f8
+	fcvt.xf f9 = f9
+	;;
+	/* Compute the reciprocal approximation.  */
+	frcpa.s1 f10, p6 = f8, f9
+	;;
+	/* 3 Newton-Raphson iterations.  */
+(p6)	fnma.s1 f11 = f9, f10, f1
+(p6)	fmpy.s1 f12 = f8, f10
+	;;
+(p6)	fmpy.s1 f13 = f11, f11
+(p6)	fma.s1 f12 = f11, f12, f12
+	;;
+(p6)	fma.s1 f10 = f11, f10, f10
+(p6)	fma.s1 f11 = f13, f12, f12
+	;;
+(p6)	fma.s1 f10 = f13, f10, f10
+(p6)	fnma.s1 f12 = f9, f11, f8
+	;;
+(p6)	fma.s1 f10 = f12, f10, f11
+	;;
+	/* Round quotient to an integer.  */
+	fcvt.fx.trunc.s1 f10 = f10
+	;;
+	/* Transfer result to GP registers.  */
+	getf.sig ret0 = f10
+	br.ret.sptk rp
+	;;
+END(___divdi3)
+	.symver	___divdi3, __divdi3@GLIBC_2.2
+
+/* __moddi3
+   Compute a 64-bit integer modulus.
+   in0 holds the dividend (a).  in1 holds the divisor (b).  */
+
+ENTRY(___moddi3)
+	.regstk 2,0,0,0
+	/* Transfer inputs to FP registers.  */
+	setf.sig f14 = in0
+	setf.sig f9 = in1
+	;;
+	/* Convert the inputs to FP, so that they won't be treated as
+	   unsigned.  */
+	fcvt.xf f8 = f14
+	fcvt.xf f9 = f9
+	;;
+	/* Compute the reciprocal approximation.  */
+	frcpa.s1 f10, p6 = f8, f9
+	;;
+	/* 3 Newton-Raphson iterations.  */
+(p6)	fmpy.s1 f12 = f8, f10
+(p6)	fnma.s1 f11 = f9, f10, f1
+	;;
+(p6)	fma.s1 f12 = f11, f12, f12
+(p6)	fmpy.s1 f13 = f11, f11
+	;;
+(p6)	fma.s1 f10 = f11, f10, f10
+(p6)	fma.s1 f11 = f13, f12, f12
+	;;
+	sub in1 = r0, in1
+(p6)	fma.s1 f10 = f13, f10, f10
+(p6)	fnma.s1 f12 = f9, f11, f8
+	;;
+	setf.sig f9 = in1
+(p6)	fma.s1 f10 = f12, f10, f11
+	;;
+	fcvt.fx.trunc.s1 f10 = f10
+	;;
+	/* r = q * (-b) + a  */
+	xma.l f10 = f10, f9, f14
+	;;
+	/* Transfer result to GP registers.  */
+	getf.sig ret0 = f10
+	br.ret.sptk rp
+	;;
+END(___moddi3)
+	.symver ___moddi3, __moddi3@GLIBC_2.2
+
+/* __udivdi3
+   Compute a 64-bit unsigned integer quotient.
+   in0 holds the dividend.  in1 holds the divisor.  */
+
+ENTRY(___udivdi3)
+	.regstk 2,0,0,0
+	/* Transfer inputs to FP registers.  */
+	setf.sig f8 = in0
+	setf.sig f9 = in1
+	;;
+	/* Convert the inputs to FP, to avoid FP software-assist faults.  */
+	fcvt.xuf.s1 f8 = f8
+	fcvt.xuf.s1 f9 = f9
+	;;
+	/* Compute the reciprocal approximation.  */
+	frcpa.s1 f10, p6 = f8, f9
+	;;
+	/* 3 Newton-Raphson iterations.  */
+(p6)	fnma.s1 f11 = f9, f10, f1
+(p6)	fmpy.s1 f12 = f8, f10
+	;;
+(p6)	fmpy.s1 f13 = f11, f11
+(p6)	fma.s1 f12 = f11, f12, f12
+	;;
+(p6)	fma.s1 f10 = f11, f10, f10
+(p6)	fma.s1 f11 = f13, f12, f12
+	;;
+(p6)	fma.s1 f10 = f13, f10, f10
+(p6)	fnma.s1 f12 = f9, f11, f8
+	;;
+(p6)	fma.s1 f10 = f12, f10, f11
+	;;
+	/* Round quotient to an unsigned integer.  */
+	fcvt.fxu.trunc.s1 f10 = f10
+	;;
+	/* Transfer result to GP registers.  */
+	getf.sig ret0 = f10
+	br.ret.sptk rp
+	;;
+END(___udivdi3)
+	.symver	___udivdi3, __udivdi3@GLIBC_2.2
+
+/* __umoddi3
+   Compute a 64-bit unsigned integer modulus.
+   in0 holds the dividend (a).  in1 holds the divisor (b).  */
+
+ENTRY(___umoddi3)
+	.regstk 2,0,0,0
+	/* Transfer inputs to FP registers.  */
+	setf.sig f14 = in0
+	setf.sig f9 = in1
+	;;
+	/* Convert the inputs to FP, to avoid FP software assist faults.  */
+	fcvt.xuf.s1 f8 = f14
+	fcvt.xuf.s1 f9 = f9
+	;;
+	/* Compute the reciprocal approximation.  */
+	frcpa.s1 f10, p6 = f8, f9
+	;;
+	/* 3 Newton-Raphson iterations.  */
+(p6)	fmpy.s1 f12 = f8, f10
+(p6)	fnma.s1 f11 = f9, f10, f1
+	;;
+(p6)	fma.s1 f12 = f11, f12, f12
+(p6)	fmpy.s1 f13 = f11, f11
+	;;
+(p6)	fma.s1 f10 = f11, f10, f10
+(p6)	fma.s1 f11 = f13, f12, f12
+	;;
+	sub in1 = r0, in1
+(p6)	fma.s1 f10 = f13, f10, f10
+(p6)	fnma.s1 f12 = f9, f11, f8
+	;;
+	setf.sig f9 = in1
+(p6)	fma.s1 f10 = f12, f10, f11
+	;;
+	/* Round quotient to an unsigned integer.  */
+	fcvt.fxu.trunc.s1 f10 = f10
+	;;
+	/* r = q * (-b) + a  */
+	xma.l f10 = f10, f9, f14
+	;;
+	/* Transfer result to GP registers.  */
+	getf.sig ret0 = f10
+	br.ret.sptk rp
+	;;
+END(___umoddi3)
+	.symver	___umoddi3, __umoddi3@GLIBC_2.2
+
+/* __multi3
+   Compute a 128-bit multiply of 128-bit multiplicands.
+   in0/in1 holds one multiplicand (a), in2/in3 holds the other one (b).  */
+
+ENTRY(___multi3)
+	.regstk 4,0,0,0
+	setf.sig f6 = in1
+	movl r19 = 0xffffffff
+	setf.sig f7 = in2
+	;;
+	and r14 = r19, in0
+	;;
+	setf.sig f10 = r14
+	and r14 = r19, in2
+	xmpy.l f9 = f6, f7
+	;;
+	setf.sig f6 = r14
+	shr.u r14 = in0, 32
+	;;
+	setf.sig f7 = r14
+	shr.u r14 = in2, 32
+	;;
+	setf.sig f8 = r14
+	xmpy.l f11 = f10, f6
+	xmpy.l f6 = f7, f6
+	;;
+	getf.sig r16 = f11
+	xmpy.l f7 = f7, f8
+	;;
+	shr.u r14 = r16, 32
+	and r16 = r19, r16
+	getf.sig r17 = f6
+	setf.sig f6 = in0
+	;;
+	setf.sig f11 = r14
+	getf.sig r21 = f7
+	setf.sig f7 = in3
+	;;
+	xma.l f11 = f10, f8, f11
+	xma.l f6 = f6, f7, f9
+	;;
+	getf.sig r18 = f11
+	;;
+	add r18 = r18, r17
+	;;
+	and r15 = r19, r18
+	cmp.ltu p7, p6 = r18, r17
+	;;
+	getf.sig r22 = f6
+(p7)	adds r14 = 1, r19
+	;;
+(p7)	add r21 = r21, r14
+	shr.u r14 = r18, 32
+	shl r15 = r15, 32
+	;;
+	add r20 = r21, r14
+	;;
+	add ret0 = r15, r16
+	add ret1 = r22, r20
+	br.ret.sptk rp
+	;;
+END(___multi3)
+	.symver	___multi3, __multi3@GLIBC_2.2
+
+#endif