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Re: Seeking suggestion


> From: Eric Botcazou <ebotcazou@adacore.com>
> To: Jamie Prescott <jpresss@yahoo.com>
> Cc: gcc@gcc.gnu.org; Jim Wilson <wilson@codesourcery.com>; Georg-Johann Lay <avr@gjlay.de>; Ian Lance Taylor <iant@google.com>
> Sent: Wednesday, May 27, 2009 10:37:24 AM
> Subject: Re: Seeking suggestion
> 
> > Thanks for the explanation. I somehow thought that every insn spit out by a
> > define_insn was automatically turned into a parallel.
> 
> That's true, the template of a define_insn is automatically wrapped up in a 
> PARALLEL.  But your addsi3 is a define_expand and this works differently.

Oh, OK. Thanks. So in case of a define_expand I have to manually pack the
multiple insns into a parallel, if I want them to stick together, right?


- Jamie


      


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