diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 74591f5a20f..ed1834f23d5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* doc/extend.texi (X86 Built-in Functions): Update pause
+	intrinsic.
+
 2011-05-25  Bernd Schmidt  <bernds@codesourcery.com>
 
 	PR bootstrap/49160
diff --git a/gcc/doc/extend.texi b/gcc/doc/extend.texi
index bd2f08023ea..41c326b7b3a 100644
--- a/gcc/doc/extend.texi
+++ b/gcc/doc/extend.texi
@@ -8699,7 +8699,8 @@ The following built-in function is always available.
 
 @table @code
 @item void __builtin_ia32_pause (void)
-Generates the @code{pause} machine instruction with full memory barrier.
+Generates the @code{pause} machine instruction with a compiler memory
+barrier.
 @end table
 
 The following floating point built-in functions are made available in the