diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 197ebd4266f..91244517419 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-11-12  Oleg Endo  <olegendo@gcc.gnu.org>
+
+	* doc/md.texi (Standard Pattern Names For Generation): Fix swapped
+	sine and cosine operands in the sincos description.
+
 2012-11-12  Oleg Endo  <olegendo@gcc.gnu.org>
 
 	PR target/53512
diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi
index 68b530dd33b..eb6ba9130d0 100644
--- a/gcc/doc/md.texi
+++ b/gcc/doc/md.texi
@@ -4884,7 +4884,7 @@ type @code{float}.
 
 @cindex @code{sincos@var{m}3} instruction pattern
 @item @samp{sincos@var{m}3}
-Store the sine of operand 2 into operand 0 and the cosine of
+Store the cosine of operand 2 into operand 0 and the sine of
 operand 2 into operand 1.
 
 The @code{sin} and @code{cos} built-in functions of C always use the