This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: PATCH RFA: Change MIPS ffs<mode>2 from define_insn to define_expand


On Mon, 10 Jul 2005, Ian Lance Taylor wrote:

> So I think either this patch or the previous one is an improvement,
> and I think you and Eric should pick one, or should describe a
> reasonable alternative.

 Hmm, how about using "clz" for MIPS32/MIPS64?

 Also have I missed anything or is the current implementation O(n)?  If 
so, that's rather poor.

  Maciej


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]