Retire platform specifics include in misc.cpp

Now that platform.h is included in types.h we
don't need this stuff anymore.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

src/misc.cpp

@@ -17,24 +17,6 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#if defined(_WIN32) || defined(_WIN64)
-
-#define NOMINMAX // disable macros min() and max()
-#include <windows.h>
-
-#else
-
-#  include <unistd.h>
-#  if defined(__hpux)
-#     include <sys/pstat.h>
-#  endif
-
-#endif
-
-#if !defined(NO_PREFETCH)
-#  include <xmmintrin.h>
-#endif
-
 #include <iomanip>
 #include <iostream>
 #include <sstream>
@@ -42,6 +24,10 @@
 #include "misc.h"
 #include "thread.h"
 
+#if defined(__hpux)
+#    include <sys/pstat.h>
+#endif
+
 using namespace std;
 
 /// Version number. If Version is left empty, then Tag plus current
@@ -219,6 +205,8 @@ void prefetch(char*) {}
 
 #else
 
+#   include <xmmintrin.h>
+
 void prefetch(char* addr) {
 
 #  if defined(__INTEL_COMPILER) || defined(__ICL)