Index: libffi/ChangeLog
===================================================================
--- libffi.orig/ChangeLog
+++ libffi/ChangeLog
@@ -33,6 +33,19 @@
 
 	* configure: Regenerate.
 
+2011-02-11  Anthony Green  <green@moxielogic.com>
+
+	From Tom Honermann <tom.honermann@oracle.com>:
+	* src/powerpc/aix.S (ffi_call_AIX): Support for xlc toolchain on
+	AIX.  Declare .ffi_prep_args.  Insert nops after branch
+	instructions so that the AIX linker can insert TOC reload
+	instructions.
+	* src/powerpc/aix_closure.S: Declare .ffi_closure_helper_DARWIN.
+
+2011-02-08  Uli Link  <ul.mcamafia@linkitup.de>
+
+	* include/ffi.h.in (FFI_64_BIT_MAX): Define and use.
+
 2011-02-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	PR libffi/46661
@@ -43,7 +56,7 @@
 2011-02-08  Rafael Avila de Espindola  <respindola@mozilla.com>
 
 	* configure.ac: Fix x86 test for pc related relocs.
-	* confifure: Rebuilt.
+	* configure: Rebuilt.
 
 2011-02-07  Joel Sherrill <joel.sherrill@oarcorp.com>
 
Index: libffi/include/ffi.h.in
===================================================================
--- libffi.orig/include/ffi.h.in
+++ libffi/include/ffi.h.in
@@ -1,16 +1,17 @@
 /* -----------------------------------------------------------------*-C-*-
-   libffi @VERSION@ - Copyright (c) 1996-2003, 2007, 2008  Red Hat, Inc.
+   libffi @VERSION@ - Copyright (c) 2011 Anthony Green
+                    - Copyright (c) 1996-2003, 2007, 2008 Red Hat, Inc.
 
-   Permission is hereby granted, free of charge, to any person obtaining
-   a copy of this software and associated documentation files (the
-   ``Software''), to deal in the Software without restriction, including
-   without limitation the rights to use, copy, modify, merge, publish,
-   distribute, sublicense, and/or sell copies of the Software, and to
-   permit persons to whom the Software is furnished to do so, subject to
-   the following conditions:
+   Permission is hereby granted, free of charge, to any person
+   obtaining a copy of this software and associated documentation
+   files (the ``Software''), to deal in the Software without
+   restriction, including without limitation the rights to use, copy,
+   modify, merge, publish, distribute, sublicense, and/or sell copies
+   of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
 
-   The above copyright notice and this permission notice shall be included
-   in all copies or substantial portions of the Software.
+   The above copyright notice and this permission notice shall be
+   included in all copies or substantial portions of the Software.
 
    THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND,
    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
@@ -77,15 +78,31 @@ extern "C" {
 /* LONG_LONG_MAX is not always defined (not if STRICT_ANSI, for example).
    But we can find it either under the correct ANSI name, or under GNU
    C's internal name.  */
+
+#define FFI_64_BIT_MAX 9223372036854775807
+
 #ifdef LONG_LONG_MAX
 # define FFI_LONG_LONG_MAX LONG_LONG_MAX
 #else
 # ifdef LLONG_MAX
 #  define FFI_LONG_LONG_MAX LLONG_MAX
+#  ifdef _AIX52 /* or newer has C99 LLONG_MAX */
+#   undef FFI_64_BIT_MAX
+#   define FFI_64_BIT_MAX 9223372036854775807LL
+#  endif /* _AIX52 or newer */
 # else
 #  ifdef __GNUC__
 #   define FFI_LONG_LONG_MAX __LONG_LONG_MAX__
 #  endif
+#  ifdef _AIX /* AIX 5.1 and earlier have LONGLONG_MAX */
+#   ifndef __PPC64__
+#    if defined (__IBMC__) || defined (__IBMCPP__)
+#     define FFI_LONG_LONG_MAX LONGLONG_MAX
+#    endif
+#   endif /* __PPC64__ */
+#   undef  FFI_64_BIT_MAX
+#   define FFI_64_BIT_MAX 9223372036854775807LL
+#  endif
 # endif
 #endif
 
@@ -132,17 +149,17 @@ typedef struct _ffi_type
 #endif
 
 #if LONG_MAX == 2147483647
-# if FFI_LONG_LONG_MAX != 9223372036854775807
+# if FFI_LONG_LONG_MAX != FFI_64_BIT_MAX
  #error "no 64-bit data type supported"
 # endif
-#elif LONG_MAX != 9223372036854775807
+#elif LONG_MAX != FFI_64_BIT_MAX
  #error "long size not supported"
 #endif
 
 #if LONG_MAX == 2147483647
 # define ffi_type_ulong        ffi_type_uint32
 # define ffi_type_slong        ffi_type_sint32
-#elif LONG_MAX == 9223372036854775807
+#elif LONG_MAX == FFI_64_BIT_MAX
 # define ffi_type_ulong        ffi_type_uint64
 # define ffi_type_slong        ffi_type_sint64
 #else
@@ -195,7 +212,7 @@ typedef struct {
 #ifndef FFI_SIZEOF_ARG
 # if LONG_MAX == 2147483647
 #  define FFI_SIZEOF_ARG        4
-# elif LONG_MAX == 9223372036854775807
+# elif LONG_MAX == FFI_64_BIT_MAX
 #  define FFI_SIZEOF_ARG        8
 # endif
 #endif
Index: libffi/src/powerpc/aix.S
===================================================================
--- libffi.orig/src/powerpc/aix.S
+++ libffi/src/powerpc/aix.S
@@ -1,5 +1,5 @@
 /* -----------------------------------------------------------------------
-   aix.S - Copyright (c) 2002,2009 Free Software Foundation, Inc.
+   aix.S - Copyright (c) 2002, 2009 Free Software Foundation, Inc.
    based on darwin.S by John Hornkvist
 
    PowerPC Assembly glue.
@@ -79,6 +79,8 @@
 	.set f20,20
 	.set f21,21
 
+	.extern .ffi_prep_args
+
 #define LIBFFI_ASM
 #include <fficonfig.h>
 #include <ffi.h>
@@ -125,6 +127,7 @@ ffi_call_AIX:
 	/* Call ffi_prep_args.  */
 	mr	r4, r1
 	bl	.ffi_prep_args
+	nop
 
 	/* Now do the call.  */
 	ld	r0, 0(r29)
@@ -226,6 +229,7 @@ L(float_return_value):
 	/* Call ffi_prep_args.  */
 	mr	r4, r1
 	bl	.ffi_prep_args
+	nop
 
 	/* Now do the call.  */
 	lwz	r0, 0(r29)
Index: libffi/src/powerpc/aix_closure.S
===================================================================
--- libffi.orig/src/powerpc/aix_closure.S
+++ libffi/src/powerpc/aix_closure.S
@@ -79,6 +79,8 @@
 	.set f20,20
 	.set f21,21
 
+	.extern .ffi_closure_helper_DARWIN
+
 #define LIBFFI_ASM
 #define JUMPTARGET(name) name
 #define L(x) x
Index: libffi/configure
===================================================================
--- libffi.orig/configure
+++ libffi/configure
@@ -13313,67 +13313,69 @@ $as_echo "#define HAVE_AS_X86_64_UNWIND_
     fi
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether .eh_frame section should be read-only" >&5
+if test "x$GCC" = "xyes"; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether .eh_frame section should be read-only" >&5
 $as_echo_n "checking whether .eh_frame section should be read-only... " >&6; }
 if ${libffi_cv_ro_eh_frame+:} false; then :
   $as_echo_n "(cached) " >&6
 else
 
-	libffi_cv_ro_eh_frame=no
-	echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
-	if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
-	    if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
-		libffi_cv_ro_eh_frame=yes
-	    elif grep '.section.*eh_frame.*#alloc' conftest.c \
-		 | grep -v '#write' > /dev/null; then
-		libffi_cv_ro_eh_frame=yes
-	    fi
-	fi
-	rm -f conftest.*
+  	libffi_cv_ro_eh_frame=no
+  	echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
+  	if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
+  	    if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
+  		libffi_cv_ro_eh_frame=yes
+  	    elif grep '.section.*eh_frame.*#alloc' conftest.c \
+  		 | grep -v '#write' > /dev/null; then
+  		libffi_cv_ro_eh_frame=yes
+  	    fi
+  	fi
+  	rm -f conftest.*
 
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libffi_cv_ro_eh_frame" >&5
 $as_echo "$libffi_cv_ro_eh_frame" >&6; }
-if test "x$libffi_cv_ro_eh_frame" = xyes; then
+  if test "x$libffi_cv_ro_eh_frame" = xyes; then
 
 $as_echo "#define HAVE_RO_EH_FRAME 1" >>confdefs.h
 
 
 $as_echo "#define EH_FRAME_FLAGS \"a\"" >>confdefs.h
 
-else
+  else
 
 $as_echo "#define EH_FRAME_FLAGS \"aw\"" >>confdefs.h
 
-fi
+  fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __attribute__((visibility(\"hidden\")))" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __attribute__((visibility(\"hidden\")))" >&5
 $as_echo_n "checking for __attribute__((visibility(\"hidden\")))... " >&6; }
 if ${libffi_cv_hidden_visibility_attribute+:} false; then :
   $as_echo_n "(cached) " >&6
 else
 
-	echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1; }' > conftest.c
-	libffi_cv_hidden_visibility_attribute=no
-	if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
+  	echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1  ; }' > conftest.c
+  	libffi_cv_hidden_visibility_attribute=no
+  	if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
   { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
   (eval $ac_try) 2>&5
   ac_status=$?
   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
   test $ac_status = 0; }; }; then
-	    if grep '\.hidden.*foo' conftest.s >/dev/null; then
-		libffi_cv_hidden_visibility_attribute=yes
-	    fi
-	fi
-	rm -f conftest.*
+  	    if grep '\.hidden.*foo' conftest.s >/dev/null; then
+  		libffi_cv_hidden_visibility_attribute=yes
+  	    fi
+  	fi
+  	rm -f conftest.*
 
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libffi_cv_hidden_visibility_attribute" >&5
 $as_echo "$libffi_cv_hidden_visibility_attribute" >&6; }
-if test $libffi_cv_hidden_visibility_attribute = yes; then
+  if test $libffi_cv_hidden_visibility_attribute = yes; then
 
 $as_echo "#define HAVE_HIDDEN_VISIBILITY_ATTRIBUTE 1" >>confdefs.h
 
+  fi
 fi
 
 
Index: libffi/configure.ac
===================================================================
--- libffi.orig/configure.ac
+++ libffi/configure.ac
@@ -351,44 +351,46 @@ if test x$TARGET = xX86_64; then
     fi
 fi
 
-AC_CACHE_CHECK([whether .eh_frame section should be read-only],
-    libffi_cv_ro_eh_frame, [
-	libffi_cv_ro_eh_frame=no
-	echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
-	if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
-	    if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
-		libffi_cv_ro_eh_frame=yes
-	    elif grep '.section.*eh_frame.*#alloc' conftest.c \
-		 | grep -v '#write' > /dev/null; then
-		libffi_cv_ro_eh_frame=yes
-	    fi
-	fi
-	rm -f conftest.*
-    ])
-if test "x$libffi_cv_ro_eh_frame" = xyes; then
-    AC_DEFINE(HAVE_RO_EH_FRAME, 1,
-	      [Define if .eh_frame sections should be read-only.])
-    AC_DEFINE(EH_FRAME_FLAGS, "a",
-	      [Define to the flags needed for the .section .eh_frame directive.])
-else
-    AC_DEFINE(EH_FRAME_FLAGS, "aw",
-	      [Define to the flags needed for the .section .eh_frame directive.])
-fi
+if test "x$GCC" = "xyes"; then
+  AC_CACHE_CHECK([whether .eh_frame section should be read-only],
+      libffi_cv_ro_eh_frame, [
+  	libffi_cv_ro_eh_frame=no
+  	echo 'extern void foo (void); void bar (void) { foo (); foo (); }' > conftest.c
+  	if $CC $CFLAGS -S -fpic -fexceptions -o conftest.s conftest.c > /dev/null 2>&1; then
+  	    if grep '.section.*eh_frame.*"a"' conftest.s > /dev/null; then
+  		libffi_cv_ro_eh_frame=yes
+  	    elif grep '.section.*eh_frame.*#alloc' conftest.c \
+  		 | grep -v '#write' > /dev/null; then
+  		libffi_cv_ro_eh_frame=yes
+  	    fi
+  	fi
+  	rm -f conftest.*
+      ])
+  if test "x$libffi_cv_ro_eh_frame" = xyes; then
+      AC_DEFINE(HAVE_RO_EH_FRAME, 1,
+  	      [Define if .eh_frame sections should be read-only.])
+      AC_DEFINE(EH_FRAME_FLAGS, "a",
+  	      [Define to the flags needed for the .section .eh_frame directive.  ])
+  else
+      AC_DEFINE(EH_FRAME_FLAGS, "aw",
+  	      [Define to the flags needed for the .section .eh_frame directive.  ])
+  fi
 
-AC_CACHE_CHECK([for __attribute__((visibility("hidden")))],
-    libffi_cv_hidden_visibility_attribute, [
-	echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1; }' > conftest.c
-	libffi_cv_hidden_visibility_attribute=no
-	if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
-	    if grep '\.hidden.*foo' conftest.s >/dev/null; then
-		libffi_cv_hidden_visibility_attribute=yes
-	    fi
-	fi
-	rm -f conftest.*
-    ])
-if test $libffi_cv_hidden_visibility_attribute = yes; then
-    AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
-	      [Define if __attribute__((visibility("hidden"))) is supported.])
+  AC_CACHE_CHECK([for __attribute__((visibility("hidden")))],
+      libffi_cv_hidden_visibility_attribute, [
+  	echo 'int __attribute__ ((visibility ("hidden"))) foo (void) { return 1  ; }' > conftest.c
+  	libffi_cv_hidden_visibility_attribute=no
+  	if AC_TRY_COMMAND(${CC-cc} -Werror -S conftest.c -o conftest.s 1>&AS_MESSAGE_LOG_FD); then
+  	    if grep '\.hidden.*foo' conftest.s >/dev/null; then
+  		libffi_cv_hidden_visibility_attribute=yes
+  	    fi
+  	fi
+  	rm -f conftest.*
+      ])
+  if test $libffi_cv_hidden_visibility_attribute = yes; then
+      AC_DEFINE(HAVE_HIDDEN_VISIBILITY_ATTRIBUTE, 1,
+  	      [Define if __attribute__((visibility("hidden"))) is supported.])
+  fi
 fi
 
 AH_BOTTOM([