PERFORCE change 41509 for review
Peter Wemm
peter at FreeBSD.org
Wed Nov 5 17:28:22 PST 2003
http://perforce.freebsd.org/chv.cgi?CH=41509
Change 41509 by peter at peter_daintree on 2003/11/05 17:27:32
IFC @41508
Affected files ...
.. //depot/projects/hammer/sys/i386/i386/mp_machdep.c#18 integrate
Differences ...
==== //depot/projects/hammer/sys/i386/i386/mp_machdep.c#18 (text+ko) ====
@@ -24,7 +24,7 @@
*/
#include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/i386/i386/mp_machdep.c,v 1.220 2003/11/03 22:32:03 jhb Exp $");
+__FBSDID("$FreeBSD: src/sys/i386/i386/mp_machdep.c,v 1.221 2003/11/06 01:24:25 peter Exp $");
#include "opt_apic.h"
#include "opt_cpu.h"
@@ -917,10 +917,10 @@
* it appears slightly slower.
*
* Another variant (also from fortune):
- * #define BITCOUNT(x) (((BX_(x)+(BX_(x)>>4)) & 0x0F0F0F0F) % 255)
- * #define BX_(x) ((x) - (((x)>>1)&0x77777777) \
- * - (((x)>>2)&0x33333333) \
- * - (((x)>>3)&0x11111111))
+ * #define BITCOUNT(x) (((BX_(x)+(BX_(x)>>4)) & 0x0F0F0F0F) % 255)
+ * #define BX_(x) ((x) - (((x)>>1)&0x77777777) \
+ * - (((x)>>2)&0x33333333) \
+ * - (((x)>>3)&0x11111111))
*/
static __inline u_int32_t
popcnt(u_int32_t m)
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