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Re: ping ancient MIPS: missed optimization patch
- From: Andrew Pinski <pinskia at gmail dot com>
- To: Sandra Loosemore <sandra at codesourcery dot com>
- Cc: Richard Sandiford <rdsandiford at googlemail dot com>, gcc-patches at gcc dot gnu dot org
- Date: Fri, 27 Jul 2012 14:31:52 -0700
- Subject: Re: ping ancient MIPS: missed optimization patch
- References: <5012E8B5.2060001@codesourcery.com>
On Fri, Jul 27, 2012 at 12:15 PM, Sandra Loosemore
<sandra@codesourcery.com> wrote:
> Richard,
>
> This ancient patch to tweak mips_legitimize_address
>
> http://gcc.gnu.org/ml/gcc/2008-11/msg00294.html
>
> seems to never have been applied. Do you have any idea whether this is
> still a useful change? The test case given in the first message in that
> thread no longer reproduces with a recent mainline build
I think http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33699#c9 was the
change which fixes the original testcase.
See that full bug report for more testcases and more information on
what is going on.
Thanks,
Andrew Pinski