Messages in this thread | | | Date | Sun, 29 Jan 2006 20:03:35 -0800 (PST) | Subject | Re: [parisc-linux] Re: [PATCH 3/6] C-language equivalents of include/asm-*/bitops.h | From | "David S. Miller" <> |
| |
From: Stuart Brady <sdbrady@ntlworld.com> Date: Sun, 29 Jan 2006 07:12:42 +0000
> There are versions of hweight*() for sparc64 which use POPC when > ULTRA_HAS_POPULATION_COUNT is defined, but AFAICS, it's never defined.
That's right, the problem here is that no chips actually implement the instruction in hardware, it is software emulated, ie. useless :-) - 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/
| |