This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
Re: Serious code size regression from 3.0.2 to now
- From: tm <tm at mail dot kloo dot net>
- To: Joern Rennecke <joern dot rennecke at superh dot com>
- Cc: gcc-bugs at gcc dot gnu dot org, stephen dot clarke at superh dot com,shumpei dot kawasaki at hsa dot hitachi dot com
- Date: Mon, 22 Jul 2002 16:43:38 -0700 (PDT)
- Subject: Re: Serious code size regression from 3.0.2 to now
On Thu, 18 Jul 2002, Joern Rennecke wrote:
> tm wrote:
> > Basically, GCC is now generating HUGE groups of jump instructions which
> > are aligned to 32-byte boundaries.
>
> Was it not generating these lone jump instructions before,
> or did it align them less?
I'm guessing these are helper branches created by split_branches() ?
Can we flag helper branches generated by split_branches as unaligned
or only aligned on 4 byte boundaries?
Toshi