[Bug rtl-optimization/39871] [4.3/4.4/4.5 regression] Code size increase on ARM due to poor register allocation
bonzini at gnu dot org
gcc-bugzilla@gcc.gnu.org
Wed Feb 10 23:11:00 GMT 2010
------- Comment #17 from bonzini at gnu dot org 2010-02-10 23:11 -------
Subject: Re: [4.3/4.4/4.5 regression] Code size
increase on ARM due to poor register allocation
> Perhaps we should prefer addresses based on the frame pointer over other
> addresses?
Yes, that's definitely better from a register pressure point of view.
(That's however not why CSE was doing that---probably that was just
hashing luck).
Paolo
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39871
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