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Re: List of simplifications we should perform
Diego Novillo <email@example.com> writes:
> On Fri, 11 May 2001, DJ Delorie wrote:
> > > But, can you describe GCSE with this? Or an SSA based PRE?
> > No, you can't, but Dan's list was chock full of things that could be
> > described by RTL.
> Yup, and it looks like we could get rid of quite a bit of
> convoluted C code if we were to automate this.
As I mentioned, I've just finished gensimplify.
Wow, this is so much easier than writing the darn code in
I dunno if it's faster or slower yet, however.
It currently calls itself recursively on rtx operands we don't
specifically have a match for that are > length 2 (by rtx length,
which includes the op for the current rtx in the length)).
"I decided to leave and go to California, so I packed up my
Salvador Dali print of two blindfolded dental hygienists trying
to make a circle on an Etch-a-Sketch, and I headed for the
highway and began hitching. Within three minutes I got picked
up by one of those huge trailer trucks carrying 20 brand new
cars. I climbed up the side of the cab and opened the door.
The guy said, "I don't have much room up here, why don't you get
into one of the cars out back." So I did. And he was really
into picking people up because he picked up 19 more. We all had
our own cars. Then he went 90 miles per hour and we all got