[gentoo-commits] gentoo commit in src/patchsets/glibc/2.13: 0045_all_glibc-2.13-canonical-getaddrinfo.patch 0046_all_glibc-2.13-dso-init-fini-order.patch 6145_all_powerpc64-glibc-2.13-syscall.patch 6146_all_ppc-glibc-2.13-vsx-toc-O3.patch README.history

[Mike Frysinger (vapier)]

vapier      11/05/28 19:54:10

  Modified:             README.history
  Added:                0045_all_glibc-2.13-canonical-getaddrinfo.patch
                        0046_all_glibc-2.13-dso-init-fini-order.patch
                        6145_all_powerpc64-glibc-2.13-syscall.patch
                        6146_all_ppc-glibc-2.13-vsx-toc-O3.patch
  Log:
  add some fixes from upstream 2.13 branch

Revision  Changes    Path
1.21                 src/patchsets/glibc/2.13/README.history

file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/README.history?rev=1.21&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/README.history?rev=1.21&content-type=text/plain
diff : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/README.history?r1=1.20&r2=1.21

Index: README.history
===================================================================
RCS file: /var/cvsroot/gentoo/src/patchsets/glibc/2.13/README.history,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -r1.20 -r1.21
--- README.history	28 May 2011 18:56:10 -0000	1.20
+++ README.history	28 May 2011 19:54:10 -0000	1.21
@@ -1,6 +1,10 @@
 7		[pending]
 	+ 0043_all_glibc-2.12-broken-tls-init.patch
+	+ 0045_all_glibc-2.13-canonical-getaddrinfo.patch
+	+ 0046_all_glibc-2.13-dso-init-fini-order.patch
 	U 0050_all_glibc-2.13-ldso-prelink-segv.patch
+	+ 6145_all_powerpc64-glibc-2.13-syscall.patch
+	+ 6146_all_ppc-glibc-2.13-vsx-toc-O3.patch
 
 6		10.04.2011
 	+ 1508_all_glibc-2.13-hppa-DEFAULT_STACK_PERMS.patch



1.1                  src/patchsets/glibc/2.13/0045_all_glibc-2.13-canonical-getaddrinfo.patch

file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/0045_all_glibc-2.13-canonical-getaddrinfo.patch?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/0045_all_glibc-2.13-canonical-getaddrinfo.patch?rev=1.1&content-type=text/plain

Index: 0045_all_glibc-2.13-canonical-getaddrinfo.patch
===================================================================
From 86e9235918a715095a1f5bb1c1db28fae7fca22b Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@×××××.com>
Date: Wed, 19 Jan 2011 15:50:05 -0500
Subject: [PATCH] Fix decoding of canonical name in getaddrinfo.

---
 ChangeLog                   |    5 +++++
 sysdeps/posix/getaddrinfo.c |    1 +
 2 files changed, 6 insertions(+), 0 deletions(-)

2010-10-01  Andreas Schwab  <schwab@××××××.com>

	* sysdeps/posix/getaddrinfo.c (gaih_inet): Don't discard result of
	decoding ACE if AI_CANONIDN.

diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c
index 126a09e..c61c72a 100644
--- a/sysdeps/posix/getaddrinfo.c
+++ b/sysdeps/posix/getaddrinfo.c
@@ -965,6 +965,7 @@ gaih_inet (const char *name, const struct gaih_service *service,
 		   make a copy.  */
 		if (out == canon)
 		  goto make_copy;
+		canon = out;
 	      }
 	    else
 #endif
-- 
1.7.5.rc3




1.1                  src/patchsets/glibc/2.13/0046_all_glibc-2.13-dso-init-fini-order.patch

file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/0046_all_glibc-2.13-dso-init-fini-order.patch?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/0046_all_glibc-2.13-dso-init-fini-order.patch?rev=1.1&content-type=text/plain

Index: 0046_all_glibc-2.13-dso-init-fini-order.patch
===================================================================
From 968dad0ab1f367a087ff4ad503b511dd0c565adc Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@×××××.com>
Date: Wed, 19 Jan 2011 15:32:35 -0500
Subject: [PATCH] Fix ordering of DSO constructors and destructors.

---
 ChangeLog             |   27 +++++++++
 elf/Makefile          |   24 +++++++-
 elf/dl-deps.c         |   86 ++++++++++++++++------------
 elf/dl-fini.c         |  151 ++++++++++++++++++++++++-------------------------
 elf/tst-initorder.c   |    7 ++
 elf/tst-initorder.exp |   13 ++++
 elf/tst-initordera1.c |   16 +++++
 elf/tst-initordera2.c |   16 +++++
 elf/tst-initordera3.c |   16 +++++
 elf/tst-initordera4.c |   16 +++++
 elf/tst-initorderb1.c |   16 +++++
 elf/tst-initorderb2.c |   16 +++++
 elf/tst-order-a1.c    |   16 +++++
 elf/tst-order-a2.c    |   16 +++++
 elf/tst-order-a3.c    |   16 +++++
 elf/tst-order-a4.c    |   16 +++++
 elf/tst-order-b1.c    |   16 +++++
 elf/tst-order-b2.c    |   16 +++++
 elf/tst-order-main.c  |   10 +++
 19 files changed, 394 insertions(+), 116 deletions(-)
 create mode 100644 elf/tst-initorder.c
 create mode 100644 elf/tst-initorder.exp
 create mode 100644 elf/tst-initordera1.c
 create mode 100644 elf/tst-initordera2.c
 create mode 100644 elf/tst-initordera3.c
 create mode 100644 elf/tst-initordera4.c
 create mode 100644 elf/tst-initorderb1.c
 create mode 100644 elf/tst-initorderb2.c
 create mode 100644 elf/tst-order-a1.c
 create mode 100644 elf/tst-order-a2.c
 create mode 100644 elf/tst-order-a3.c
 create mode 100644 elf/tst-order-a4.c
 create mode 100644 elf/tst-order-b1.c
 create mode 100644 elf/tst-order-b2.c
 create mode 100644 elf/tst-order-main.c

2011-01-19  Ulrich Drepper  <drepper@×××××.com>

	[BZ #11724]
	* elf/dl-deps.c (_dl_map_object_deps): Rewrite sorting determining order
	of constructors.
	* elf/dl-fini.c (_dl_sort_fini): Rewrite sorting determining order
	of destructors.
	(_dl_fini): Don't call _dl_sort_fini if there is only one object.

	[BZ #11724]
	* elf/Makefile: Add rules to build and run new test.
	* elf/tst-initorder.c: New file.
	* elf/tst-initorder.exp: New file.
	* elf/tst-initordera1.c: New file.
	* elf/tst-initordera2.c: New file.
	* elf/tst-initordera3.c: New file.
	* elf/tst-initordera4.c: New file.
	* elf/tst-initorderb1.c: New file.
	* elf/tst-initorderb2.c: New file.
	* elf/tst-order-a1.c: New file.
	* elf/tst-order-a2.c: New file.
	* elf/tst-order-a3.c: New file.
	* elf/tst-order-a4.c: New file.
	* elf/tst-order-b1.c: New file.
	* elf/tst-order-b2.c: New file.
	* elf/tst-order-main.c: New file.
	New test case by George Gensure <werkt0@×××××.com>.

diff --git a/elf/Makefile b/elf/Makefile
index 3c79fcf..0f37804 100644
--- a/elf/Makefile
+++ b/elf/Makefile
@@ -118,7 +118,10 @@ distribute	:= rtld-Rules \
 		   ifuncmain7.c ifuncmain7pic.c ifuncmain7picstatic.c \
 		   ifuncmain7pie.c ifuncmain7static.c \
 		   tst-unique1.c tst-unique1mod1.c tst-unique1mod2.c \
-		   tst-unique2.c tst-unique2mod1.c tst-unique2mod2.c
+		   tst-unique2.c tst-unique2mod1.c tst-unique2mod2.c \
+			 tst-initordera1.c tst-initordera2.c tst-initorderb1.c \
+			 tst-initorderb2.c tst-initordera3.c tst-initordera4.c \
+			 tst-initorder.c
 
 CFLAGS-dl-runtime.c = -fexceptions -fasynchronous-unwind-tables
 CFLAGS-dl-lookup.c = -fexceptions -fasynchronous-unwind-tables
@@ -198,7 +201,8 @@ tests += loadtest restest1 preloadtest loadfail multiload origtest resolvfail \
 	 unload3 unload4 unload5 unload6 unload7 tst-global1 order2 \
 	 tst-audit1 tst-audit2 \
 	 tst-stackguard1 tst-addr1 tst-thrlock \
-	 tst-unique1 tst-unique2
+	 tst-unique1 tst-unique2 \
+	 tst-initorder
 #	 reldep9
 test-srcs = tst-pathopt
 tests-execstack-yes = tst-execstack tst-execstack-needed tst-execstack-prog
@@ -250,7 +254,10 @@ modules-names = testobj1 testobj2 testobj3 testobj4 testobj5 testobj6 \
 		unload7mod1 unload7mod2 \
 		order2mod1 order2mod2 order2mod3 order2mod4 \
 		tst-unique1mod1 tst-unique1mod2 \
-		tst-unique2mod1 tst-unique2mod2
+		tst-unique2mod1 tst-unique2mod2 \
+		tst-initordera1 tst-initorderb1 \
+		tst-initordera2 tst-initorderb2 \
+		tst-initordera3 tst-initordera4
 ifeq (yes,$(have-initfini-array))
 modules-names += tst-array2dep tst-array5dep
 endif
@@ -531,6 +538,11 @@ $(objpfx)unload6mod2.so: $(libdl)
 $(objpfx)unload6mod3.so: $(libdl)
 $(objpfx)unload7mod1.so: $(libdl)
 $(objpfx)unload7mod2.so: $(objpfx)unload7mod1.so
+$(objpfx)tst-initordera2.so: $(objpfx)tst-initordera1.so
+$(objpfx)tst-initorderb2.so: $(objpfx)tst-initorderb1.so $(objpfx)tst-initordera2.so
+$(objpfx)tst-initordera3.so: $(objpfx)tst-initorderb2.so $(objpfx)tst-initorderb1.so
+$(objpfx)tst-initordera4.so: $(objpfx)tst-initordera3.so
+$(objpfx)tst-initorder: $(objpfx)tst-initordera4.so $(objpfx)tst-initordera1.so $(objpfx)tst-initorderb2.so
 
 LDFLAGS-tst-tlsmod5.so = -nostdlib
 LDFLAGS-tst-tlsmod6.so = -nostdlib
@@ -1162,6 +1174,12 @@ $(objpfx)tst-unique1.out: $(objpfx)tst-unique1mod1.so \
 $(objpfx)tst-unique2: $(libdl) $(objpfx)tst-unique2mod1.so
 $(objpfx)tst-unique2.out: $(objpfx)tst-unique2mod2.so
 
+$(objpfx)tst-initorder.out: $(objpfx)tst-initorder
+	$(elf-objpfx)${rtld-installed-name} \
+	  --library-path $(rpath-link)$(patsubst %,:%,$(sysdep-library-path)) \
+	  $< > $@
+	cmp $@ tst-initorder.exp > /dev/null
+
 ifeq (yes,$(config-cflags-avx))
 CFLAGS-tst-audit4.c += -mavx
 CFLAGS-tst-auditmod4a.c += -mavx
diff --git a/elf/dl-deps.c b/elf/dl-deps.c
index a51fb6e..440fb56 100644
--- a/elf/dl-deps.c
+++ b/elf/dl-deps.c
@@ -1,5 +1,5 @@
 /* Load the dependencies of a mapped object.
-   Copyright (C) 1996-2003, 2004, 2005, 2006, 2007, 2010
+   Copyright (C) 1996-2003, 2004, 2005, 2006, 2007, 2010, 2011
    Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -591,7 +591,7 @@ Filters not supported with LD_TRACE_PRELINKING"));
 	    /* Need to allocate new array of relocation dependencies.  */
 	    struct link_map_reldeps *l_reldeps;
 	    l_reldeps = malloc (sizeof (*l_reldeps)
-	    			+ map->l_reldepsmax
+				+ map->l_reldepsmax
 				  * sizeof (struct link_map *));
 	    if (l_reldeps == NULL)
 	      /* Bad luck, keep the reldeps duplicated between
@@ -616,48 +616,60 @@ Filters not supported with LD_TRACE_PRELINKING"));
   /* Now determine the order in which the initialization has to happen.  */
   memcpy (l_initfini, map->l_searchlist.r_list,
 	  nlist * sizeof (struct link_map *));
+
   /* We can skip looking for the binary itself which is at the front
-     of the search list.  Look through the list backward so that circular
-     dependencies are not changing the order.  */
-  for (i = 1; i < nlist; ++i)
+     of the search list.  */
+  assert (nlist > 1);
+  i = 1;
+  bool seen[nlist];
+  memset (seen, false, nlist * sizeof (seen[0]));
+  while (1)
     {
-      struct link_map *l = map->l_searchlist.r_list[i];
-      unsigned int j;
-      unsigned int k;
-
-      /* Find the place in the initfini list where the map is currently
-	 located.  */
-      for (j = 1; l_initfini[j] != l; ++j)
-	;
-
-      /* Find all object for which the current one is a dependency and
-	 move the found object (if necessary) in front.  */
-      for (k = j + 1; k < nlist; ++k)
+      /* Keep track of which object we looked at this round.  */
+      seen[i] = true;
+      struct link_map *thisp = l_initfini[i];
+
+      /* Find the last object in the list for which the current one is
+	 a dependency and move the current object behind the object
+	 with the dependency.  */
+      unsigned int k = nlist - 1;
+      while (k > i)
 	{
-	  struct link_map **runp;
-
-	  runp = l_initfini[k]->l_initfini;
+	  struct link_map **runp = l_initfini[k]->l_initfini;
 	  if (runp != NULL)
-	    {
-	      while (*runp != NULL)
-		if (__builtin_expect (*runp++ == l, 0))
-		  {
-		    struct link_map *here = l_initfini[k];
-
-		    /* Move it now.  */
-		    memmove (&l_initfini[j] + 1, &l_initfini[j],
-			     (k - j) * sizeof (struct link_map *));
-		    l_initfini[j] = here;
+	    /* Look through the dependencies of the object.  */
+	    while (*runp != NULL)
+	      if (__builtin_expect (*runp++ == thisp, 0))
+		{
+		  /* Move the current object to the back past the last
+		     object with it as the dependency.  */
+		  memmove (&l_initfini[i], &l_initfini[i + 1],
+			   (k - i) * sizeof (l_initfini[0]));
+		  l_initfini[k] = thisp;
+
+		  if (seen[i + 1])
+		    {
+		      ++i;
+		      goto next_clear;
+		    }
+
+		  memmove (&seen[i], &seen[i + 1], (k - i) * sizeof (seen[0]));
+		  seen[k] = true;
+
+		  goto next;
+		}
+
+	  --k;
+	}
 
-		    /* Don't insert further matches before the last
-		       entry moved to the front.  */
-		    ++j;
+      if (++i == nlist)
+	break;
+    next_clear:
+      memset (&seen[i], false, (nlist - i) * sizeof (seen[0]));
 
-		    break;
-		  }
-	    }
-	}
+    next:;
     }
+
   /* Terminate the list of dependencies.  */
   l_initfini[nlist] = NULL;
   atomic_write_barrier ();
diff --git a/elf/dl-fini.c b/elf/dl-fini.c
index ff4c33e..ba6c62a 100644
--- a/elf/dl-fini.c
+++ b/elf/dl-fini.c
@@ -1,5 +1,6 @@
 /* Call the termination functions of loaded shared objects.
-   Copyright (C) 1995,96,1998-2002,2004-2005,2009 Free Software Foundation, Inc.
+   Copyright (C) 1995,96,1998-2002,2004-2005,2009,2011
+   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
@@ -32,86 +33,84 @@ internal_function
 _dl_sort_fini (struct link_map *l, struct link_map **maps, size_t nmaps,
 	       char *used, Lmid_t ns)
 {
-  if (ns == LM_ID_BASE)
-    /* The main executable always comes first.  */
-    l = l->l_next;
-
-  for (; l != NULL; l = l->l_next)
-    /* Do not handle ld.so in secondary namespaces and object which
-       are not removed.  */
-    if (l == l->l_real && l->l_idx != -1)
-      {
-	/* Find the place in the 'maps' array.  */
-	unsigned int j;
-	for (j = ns == LM_ID_BASE ? 1 : 0; maps[j] != l; ++j)
-	  assert (j < nmaps);
-
-	/* Find all object for which the current one is a dependency
-	   and move the found object (if necessary) in front.  */
-	for (unsigned int k = j + 1; k < nmaps; ++k)
-	  {
-	    struct link_map **runp = maps[k]->l_initfini;
-	    if (runp != NULL)
-	      {
-		while (*runp != NULL)
-		  if (*runp == l)
+  /* We can skip looking for the binary itself which is at the front
+     of the search list for the main namespace.  */
+  assert (nmaps > 1);
+  unsigned int i = ns == LM_ID_BASE;
+  bool seen[nmaps];
+  memset (seen, false, nmaps * sizeof (seen[0]));
+  while (1)
+    {
+      /* Keep track of which object we looked at this round.  */
+      seen[i] = true;
+      struct link_map *thisp = maps[i];
+
+      /* Do not handle ld.so in secondary namespaces and object which
+	 are not removed.  */
+      if (thisp != thisp->l_real || thisp->l_idx == -1)
+	goto skip;
+
+      /* Find the last object in the list for which the current one is
+	 a dependency and move the current object behind the object
+	 with the dependency.  */
+      unsigned int k = nmaps - 1;
+      while (k > i)
+	{
+	  struct link_map **runp = maps[k]->l_initfini;
+	  if (runp != NULL)
+	    /* Look through the dependencies of the object.  */
+	    while (*runp != NULL)
+	      if (__builtin_expect (*runp++ == thisp, 0))
+		{
+		move:
+		  /* Move the current object to the back past the last
+		     object with it as the dependency.  */
+		  memmove (&maps[i], &maps[i + 1],
+			   (k - i) * sizeof (maps[0]));
+		  maps[k] = thisp;
+
+		  if (used != NULL)
 		    {
-		      struct link_map *here = maps[k];
+		      char here_used = used[i];
+		      memmove (&used[i], &used[i + 1],
+			       (k - i) * sizeof (used[0]));
+		      used[k] = here_used;
+		    }
 
-		      /* Move it now.  */
-		      memmove (&maps[j] + 1,
-			       &maps[j], (k - j) * sizeof (struct link_map *));
-		      maps[j] = here;
+		  if (seen[i + 1])
+		    {
+		      ++i;
+		      goto next_clear;
+		    }
 
-		      if (used != NULL)
-			{
-			  char here_used = used[k];
+		  memmove (&seen[i], &seen[i + 1], (k - i) * sizeof (seen[0]));
+		  seen[k] = true;
 
-			  memmove (&used[j] + 1,
-				   &used[j], (k - j) * sizeof (char));
-			  used[j] = here_used;
-			}
+		  goto next;
+		}
 
-		      ++j;
+	  if (__builtin_expect (maps[k]->l_reldeps != NULL, 0))
+	    {
+	      unsigned int m = maps[k]->l_reldeps->act;
+	      struct link_map **relmaps = &maps[k]->l_reldeps->list[0];
 
-		      break;
-		    }
-		  else
-		    ++runp;
-	      }
-
-	    if (__builtin_expect (maps[k]->l_reldeps != NULL, 0))
-	      {
-		unsigned int m = maps[k]->l_reldeps->act;
-		struct link_map **relmaps = &maps[k]->l_reldeps->list[0];
-
-		while (m-- > 0)
-		  {
-		    if (relmaps[m] == l)
-		      {
-			struct link_map *here = maps[k];
-
-			/* Move it now.  */
-			memmove (&maps[j] + 1,
-				 &maps[j],
-				 (k - j) * sizeof (struct link_map *));
-			maps[j] = here;
-
-			if (used != NULL)
-			  {
-			    char here_used = used[k];
-
-			    memmove (&used[j] + 1,
-				     &used[j], (k - j) * sizeof (char));
-			    used[j] = here_used;
-			  }
-
-			break;
-		      }
-		  }
-	      }
-	  }
-      }
+	    /* Look through the relocation dependencies of the object.  */
+	      while (m-- > 0)
+		if (__builtin_expect (relmaps[m] == thisp, 0))
+		  goto move;
+	    }
+
+	  --k;
+	}
+
+    skip:
+      if (++i == nmaps)
+	break;
+    next_clear:
+      memset (&seen[i], false, (nmaps - i) * sizeof (seen[0]));
+
+    next:;
+    }
 }
 
 
@@ -196,7 +195,7 @@ _dl_fini (void)
       assert (ns == LM_ID_BASE || i == nloaded || i == nloaded - 1);
       nmaps = i;
 
-      if (nmaps != 0)
+      if (nmaps > 1)
 	/* Now we have to do the sorting.  */
 	_dl_sort_fini (GL(dl_ns)[ns]._ns_loaded, maps, nmaps, NULL, ns);
 
diff --git a/elf/tst-initorder.c b/elf/tst-initorder.c
new file mode 100644
index 0000000..9638382
--- /dev/null
+++ b/elf/tst-initorder.c
@@ -0,0 +1,7 @@
+#include <stdio.h>
+
+int
+main( int argc, char *argv[] )
+{
+  printf( "main\n" );
+}
diff --git a/elf/tst-initorder.exp b/elf/tst-initorder.exp
new file mode 100644
index 0000000..8718f65
--- /dev/null
+++ b/elf/tst-initorder.exp
@@ -0,0 +1,13 @@
+start_a1
+start_a2
+start_b1
+start_b2
+start_a3
+start_a4
+main
+finish_a4
+finish_a3
+finish_b2
+finish_b1
+finish_a2
+finish_a1
diff --git a/elf/tst-initordera1.c b/elf/tst-initordera1.c
new file mode 100644
index 0000000..f161257
--- /dev/null
+++ b/elf/tst-initordera1.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a1( void ) __attribute__((constructor));
+extern void finish_a1( void ) __attribute__((destructor));
+
+void
+start_a1( void )
+{
+  printf( "start_a1\n" );
+}
+
+void
+finish_a1( void )
+{
+  printf( "finish_a1\n" );
+}
diff --git a/elf/tst-initordera2.c b/elf/tst-initordera2.c
new file mode 100644
index 0000000..a5a9b42
--- /dev/null
+++ b/elf/tst-initordera2.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a2( void ) __attribute__((constructor));
+extern void finish_a2( void ) __attribute__((destructor));
+
+void
+start_a2( void )
+{
+  printf( "start_a2\n" );
+}
+
+void
+finish_a2( void )
+{
+  printf( "finish_a2\n" );
+}
diff --git a/elf/tst-initordera3.c b/elf/tst-initordera3.c
new file mode 100644
index 0000000..1c7f496
--- /dev/null
+++ b/elf/tst-initordera3.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a3( void ) __attribute__((constructor));
+extern void finish_a3( void ) __attribute__((destructor));
+
+void
+start_a3( void )
+{
+  printf( "start_a3\n" );
+}
+
+void
+finish_a3( void )
+{
+  printf( "finish_a3\n" );
+}
diff --git a/elf/tst-initordera4.c b/elf/tst-initordera4.c
new file mode 100644
index 0000000..70b9f5e
--- /dev/null
+++ b/elf/tst-initordera4.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a4( void ) __attribute__((constructor));
+extern void finish_a4( void ) __attribute__((destructor));
+
+void
+start_a4( void )
+{
+  printf( "start_a4\n" );
+}
+
+void
+finish_a4( void )
+{
+  printf( "finish_a4\n" );
+}
diff --git a/elf/tst-initorderb1.c b/elf/tst-initorderb1.c
new file mode 100644
index 0000000..993ea3f
--- /dev/null
+++ b/elf/tst-initorderb1.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_b1( void ) __attribute__((constructor));
+extern void finish_b1( void ) __attribute__((destructor));
+
+void
+start_b1( void )
+{
+  printf( "start_b1\n" );
+}
+
+void
+finish_b1( void )
+{
+  printf( "finish_b1\n" );
+}
diff --git a/elf/tst-initorderb2.c b/elf/tst-initorderb2.c
new file mode 100644
index 0000000..3334dda
--- /dev/null
+++ b/elf/tst-initorderb2.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_b2( void ) __attribute__((constructor));
+extern void finish_b2( void ) __attribute__((destructor));
+
+void
+start_b2( void )
+{
+  printf( "start_b2\n" );
+}
+
+void
+finish_b2( void )
+{
+  printf( "finish_b2\n" );
+}
diff --git a/elf/tst-order-a1.c b/elf/tst-order-a1.c
new file mode 100644
index 0000000..f161257
--- /dev/null
+++ b/elf/tst-order-a1.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a1( void ) __attribute__((constructor));
+extern void finish_a1( void ) __attribute__((destructor));
+
+void
+start_a1( void )
+{
+  printf( "start_a1\n" );
+}
+
+void
+finish_a1( void )
+{
+  printf( "finish_a1\n" );
+}
diff --git a/elf/tst-order-a2.c b/elf/tst-order-a2.c
new file mode 100644
index 0000000..a5a9b42
--- /dev/null
+++ b/elf/tst-order-a2.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a2( void ) __attribute__((constructor));
+extern void finish_a2( void ) __attribute__((destructor));
+
+void
+start_a2( void )
+{
+  printf( "start_a2\n" );
+}
+
+void
+finish_a2( void )
+{
+  printf( "finish_a2\n" );
+}
diff --git a/elf/tst-order-a3.c b/elf/tst-order-a3.c
new file mode 100644
index 0000000..1c7f496
--- /dev/null
+++ b/elf/tst-order-a3.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a3( void ) __attribute__((constructor));
+extern void finish_a3( void ) __attribute__((destructor));
+
+void
+start_a3( void )
+{
+  printf( "start_a3\n" );
+}
+
+void
+finish_a3( void )
+{
+  printf( "finish_a3\n" );
+}
diff --git a/elf/tst-order-a4.c b/elf/tst-order-a4.c
new file mode 100644
index 0000000..70b9f5e
--- /dev/null
+++ b/elf/tst-order-a4.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_a4( void ) __attribute__((constructor));
+extern void finish_a4( void ) __attribute__((destructor));
+
+void
+start_a4( void )
+{
+  printf( "start_a4\n" );
+}
+
+void
+finish_a4( void )
+{
+  printf( "finish_a4\n" );
+}
diff --git a/elf/tst-order-b1.c b/elf/tst-order-b1.c
new file mode 100644
index 0000000..993ea3f
--- /dev/null
+++ b/elf/tst-order-b1.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_b1( void ) __attribute__((constructor));
+extern void finish_b1( void ) __attribute__((destructor));
+
+void
+start_b1( void )
+{
+  printf( "start_b1\n" );
+}
+
+void
+finish_b1( void )
+{
+  printf( "finish_b1\n" );
+}
diff --git a/elf/tst-order-b2.c b/elf/tst-order-b2.c
new file mode 100644
index 0000000..3334dda
--- /dev/null
+++ b/elf/tst-order-b2.c
@@ -0,0 +1,16 @@
+#include <stdio.h>
+
+extern void start_b2( void ) __attribute__((constructor));
+extern void finish_b2( void ) __attribute__((destructor));
+
+void
+start_b2( void )
+{
+  printf( "start_b2\n" );
+}
+
+void
+finish_b2( void )
+{
+  printf( "finish_b2\n" );
+}
diff --git a/elf/tst-order-main.c b/elf/tst-order-main.c
new file mode 100644
index 0000000..80f4f6b
--- /dev/null
+++ b/elf/tst-order-main.c
@@ -0,0 +1,10 @@
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+int
+main( int argc, char *argv[] )
+{
+  printf( "main\n" );
+  exit(EXIT_SUCCESS);
+}
-- 
1.7.5.rc3




1.1                  src/patchsets/glibc/2.13/6145_all_powerpc64-glibc-2.13-syscall.patch

file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/6145_all_powerpc64-glibc-2.13-syscall.patch?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/6145_all_powerpc64-glibc-2.13-syscall.patch?rev=1.1&content-type=text/plain

Index: 6145_all_powerpc64-glibc-2.13-syscall.patch
===================================================================
From fbd64d7ff21658ab754db8faa796f5ce5d388e7c Mon Sep 17 00:00:00 2001
From: Ryan S. Arnold <rsa@××××××.com>
Date: Thu, 17 Feb 2011 01:21:08 -0500
Subject: [PATCH] Fix INTERNAL_[V]SYSCALL_NCS macros to not cast return val to
 int. (cherry picked from commit
 d55fd7a5573ea7c7c14af95bc37618469cde8a5f)

---
 ChangeLog                                          |    9 ++
 sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h |    4 +-
 sysdeps/wordsize-64/Makefile                       |    6 +
 sysdeps/wordsize-64/tst-writev.c                   |  107 ++++++++++++++++++++
 4 files changed, 124 insertions(+), 2 deletions(-)
 create mode 100644 sysdeps/wordsize-64/Makefile
 create mode 100644 sysdeps/wordsize-64/tst-writev.c

2011-02-16  Ryan S. Arnold  <rsa@××××××.com>

	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h:
	(INTERNAL_VSYSCALL_NCS INTERNAL_SYSCALL_NCS): Remove erroneous (int)
	cast from r3.
	* sysdeps/wordsize-64/Makefile: New file.  Add tst-writev to
	'tests' variable.
	* sysdeps/wordsize-64/tst-writev.c: New file.

diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
index aab4b72..e714c4c 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
@@ -172,7 +172,7 @@
        : "r9", "r10", "r11", "r12",					\
          "cr0", "ctr", "lr", "memory");					\
 	  err = (long int) r0;						\
-    (int) r3;								\
+    r3;								\
   })
 
 #undef INLINE_SYSCALL
@@ -219,7 +219,7 @@
        : "r9", "r10", "r11", "r12",					\
          "cr0", "ctr", "memory");					\
 	  err = r0;  \
-    (int) r3;  \
+    r3;  \
   })
 #define INTERNAL_SYSCALL(name, err, nr, args...)			\
   INTERNAL_SYSCALL_NCS (__NR_##name, err, nr, args)
diff --git a/sysdeps/wordsize-64/Makefile b/sysdeps/wordsize-64/Makefile
new file mode 100644
index 0000000..9903f51
--- /dev/null
+++ b/sysdeps/wordsize-64/Makefile
@@ -0,0 +1,6 @@
+ifeq ($(subdir),misc)
+tests += tst-writev
+
+# Time enough for a large writev syscall to complete.
+tst-writev-ENV = TIMEOUTFACTOR="10"
+endif
diff --git a/sysdeps/wordsize-64/tst-writev.c b/sysdeps/wordsize-64/tst-writev.c
new file mode 100644
index 0000000..6e47886
--- /dev/null
+++ b/sysdeps/wordsize-64/tst-writev.c
@@ -0,0 +1,107 @@
+/* Copyright (C) 2011 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ryan S. Arnold <rsa@××××××.com>, 2011.
+
+   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 <fcntl.h>
+#include <paths.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/uio.h>
+
+
+/* The purpose of this test is to verify that the INTERNAL_[V]SYSCALL_NCS
+   macros on 64-bit platforms don't cast the return type to (int) which would
+   erroneously sign extend the return value should the high bit of the bottom
+   half of the word be '1'.  */
+
+#if 0
+/* Used to test the non power-of-2 code path.  */
+#undef IOV_MAX
+#define IOV_MAX 1000
+#endif
+
+/* writev() should report that it has written EXPECTED number of bytes.  */
+#define EXPECTED ((size_t) INT32_MAX + 1)
+
+static int
+do_test (void)
+{
+  struct iovec iv[IOV_MAX];
+  /* POSIX doesn't guarantee that IOV_MAX is pow of 2 but we're optimistic.  */
+  size_t bufsz = EXPECTED / IOV_MAX;
+  size_t bufrem = EXPECTED % IOV_MAX;
+
+  /* If there's a remainder then IOV_MAX probably isn't a power of 2 and we
+     need to make bufsz bigger so that the last iovec, iv[IOV_MAX-1], is free
+     for the remainder.  */
+  if (bufrem)
+    {
+      bufsz = bufsz + 1;
+      bufrem = EXPECTED - (bufsz * (IOV_MAX - 1));
+    }
+
+  /* We writev to /dev/null since we're just testing writev's return value.  */
+  int fd = open (_PATH_DEVNULL, O_WRONLY);
+  if (fd == -1)
+    {
+      printf ("Unable to open /dev/null for writing.\n");
+      return -1;
+    }
+
+  iv[0].iov_base = malloc (bufsz);
+  if (iv[0].iov_base == NULL)
+    {
+      printf ("malloc (%zu) failed.\n", bufsz);
+      close (fd);
+      return -1;
+    }
+  iv[0].iov_len = bufsz;
+
+  /* We optimistically presume that there isn't a remainder and set all iovec
+     instances to the same base and len as the first instance.  */
+  for (int i = 1; i < IOV_MAX; i++)
+    {
+      /* We don't care what the data is so reuse the allocation from iv[0];  */
+      iv[i].iov_base = iv[0].iov_base;
+      iv[i].iov_len = iv[0].iov_len;
+    }
+
+  /* If there is a remainder then we correct the last iov_len.  */
+  if (bufrem)
+    iv[IOV_MAX - 1].iov_len = bufrem;
+
+  /* Write junk to /dev/null with the writev syscall in order to get a return
+     of INT32_MAX+1 bytes to verify that the INTERNAL_SYSCALL wrappers aren't
+     mangling the result if the signbit of a 32-bit number is set.  */
+  ssize_t ret = writev (fd, iv, IOV_MAX);
+
+  free (iv[0].iov_base);
+  close (fd);
+
+  if (ret != (ssize_t) EXPECTED)
+    {
+      printf ("writev() return value: %zd != EXPECTED: %zd\n", ret, EXPECTED);
+      return 1;
+    }
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
-- 
1.7.5.rc3




1.1                  src/patchsets/glibc/2.13/6146_all_ppc-glibc-2.13-vsx-toc-O3.patch

file : http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/6146_all_ppc-glibc-2.13-vsx-toc-O3.patch?rev=1.1&view=markup
plain: http://sources.gentoo.org/viewvc.cgi/gentoo/src/patchsets/glibc/2.13/6146_all_ppc-glibc-2.13-vsx-toc-O3.patch?rev=1.1&content-type=text/plain

Index: 6146_all_ppc-glibc-2.13-vsx-toc-O3.patch
===================================================================
From 21afa712db5ecfc4d847fc36d0eedf173212a15a Mon Sep 17 00:00:00 2001
From: Ryan S. Arnold <rsa@××××××.com>
Date: Thu, 17 Feb 2011 00:59:15 -0500
Subject: [PATCH] Disable VSX usage in rtld.c to prevent TOC ref before relocs
 are resolved. (cherry picked from commit
 2206397e1c46f69fb20eeb3de1920d3a7014c325)

---
 ChangeLog                                 |    7 +++++++
 sysdeps/powerpc/powerpc64/power7/Makefile |    5 +++++
 2 files changed, 12 insertions(+), 0 deletions(-)
 create mode 100644 sysdeps/powerpc/powerpc64/power7/Makefile

2011-02-15  Ryan S. Arnold  <rsa@××××××.com>

	* sysdeps/powerpc/powerpc64/power7/Makefile: New file which adds
	-mno-vsx to the CFLAGS-rtld.c variable to avoid using VSX registers and
	insns in _dl_start to prevent a TOC reference before relocs are
	resolved.

diff --git a/sysdeps/powerpc/powerpc64/power7/Makefile b/sysdeps/powerpc/powerpc64/power7/Makefile
new file mode 100644
index 0000000..b0f4520
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/power7/Makefile
@@ -0,0 +1,5 @@
+ifeq ($(subdir),elf)
+# Prevent the use of VSX registers and insns in _dl_start, which under -O3
+# optimization may require a TOC reference before relocations are resolved.
+CFLAGS-rtld.c += -mno-vsx
+endif
-- 
1.7.5.rc3