Messages in this thread | | | Date | Tue, 24 Apr 2001 12:46:21 +0200 | From | Andrea Arcangeli <> | Subject | Re: rwsem benchmark [was Re: [PATCH] rw_semaphores, optimisations try #3] |
| |
On Tue, Apr 24, 2001 at 11:33:13AM +0100, David Howells wrote: > *grin* Fun ain't it... Try it on a dual athlon or P4 and the answer may come > out differently.
compile with -mathlon and the compiler then should generate (%%eax) if that's faster even if the sem is a constant, that's a compiler issue IMHO, I just give the compiler the flexibility to do the right choice.
Andrea - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |