removed unnecessary header

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1835 c046a42c-6fe2-441c-8c8c-71466251a162

target-mips/op_helper.c

@@ -17,7 +17,6 @@
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-#include <math.h>
 #include "exec.h"
 
 #define MIPS_DEBUG_DISAS

target-ppc/op_helper.c

@@ -17,7 +17,6 @@
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
-#include <math.h>
 #include "exec.h"
 
 #define MEMSUFFIX _raw