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] Add vcond_gen_code optab and expand VEC_COND_EXPR


On Sep 24, 2004, at 2:13 PM, Richard Henderson wrote:

On Thu, Sep 23, 2004 at 02:47:18PM -0700, Devang Patel wrote: 
I think, checking existance vcond insn for
given mode is not sufficient...


Under the assumption that a target may not implement the full
compliment of comparisons, or what?  I suppose someone could
only be able to do signed and not unsigned or something...

Yes.

I guess we could have different patterns for signed, unsigned,
and floating-point, and require that all comparisons for that
type be implemented.

Sounds good to me.

Thanks,
-
Devang

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