From bad72d7a827a7cacab829c49f578bf4caa374add Mon Sep 17 00:00:00 2001
From: Richard Henderson <rth@gcc.gnu.org>
Date: Mon, 12 Oct 2009 14:29:10 -0700
Subject: [PATCH] Rebuild config.in, configure.

From-SVN: r152687
---
 gcc/config.in |  6 ++++++
 gcc/configure | 31 +++++++++++++++++++++++++++++++
 2 files changed, 37 insertions(+)

diff --git a/gcc/config.in b/gcc/config.in
index 4c3da5baed7..a3e9069e129 100644
--- a/gcc/config.in
+++ b/gcc/config.in
@@ -315,6 +315,12 @@
 #endif
 
 
+/* Define if your assembler supports the swap suffix. */
+#ifndef USED_FOR_TARGET
+#undef HAVE_AS_IX86_SWAP
+#endif
+
+
 /* Define if your assembler supports the lituse_jsrdirect relocation. */
 #ifndef USED_FOR_TARGET
 #undef HAVE_AS_JSRDIRECT_RELOCS
diff --git a/gcc/configure b/gcc/configure
index 66b38ec99a1..292b3dca631 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -22915,6 +22915,37 @@ if test $gcc_cv_as_ix86_sahf = yes; then
 
 $as_echo "#define HAVE_AS_IX86_SAHF 1" >>confdefs.h
 
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for swap suffix" >&5
+$as_echo_n "checking assembler for swap suffix... " >&6; }
+if test "${gcc_cv_as_ix86_swap+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  gcc_cv_as_ix86_swap=no
+  if test x$gcc_cv_as != x; then
+    echo 'movl.s %esp, %ebp' > conftest.s
+    if { ac_try='$gcc_cv_as  -o conftest.o conftest.s >&5'
+  { { eval echo "\"\$as_me\":${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
+	gcc_cv_as_ix86_swap=yes
+    else
+      echo "configure: failed program was" >&5
+      cat conftest.s >&5
+    fi
+    rm -f conftest.o conftest.s
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_ix86_swap" >&5
+$as_echo "$gcc_cv_as_ix86_swap" >&6; }
+if test $gcc_cv_as_ix86_swap = yes; then
+
+$as_echo "#define HAVE_AS_IX86_SWAP 1" >>confdefs.h
+
 fi
 
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for different section symbol subtraction" >&5