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Re: [PATCH] Improve scheduling at the end of basic blocks
- From: Pat Haugen <pthaugen at us dot ibm dot com>
- To: Maxim Kuvyrkov <maxim at codesourcery dot com>
- Cc: gcc-patches <gcc-patches at gcc dot gnu dot org>, Vladimir Makarov <vmakarov at redhat dot com>
- Date: Tue, 7 Jul 2009 12:57:50 -0500
- Subject: Re: [PATCH] Improve scheduling at the end of basic blocks
- References: <4A3E6C14.8050705@codesourcery.com> <4A53732A.7000506@redhat.com> <4A538512.4070008@codesourcery.com>
> Returning to PPC, I wonder why issue_rate was set to 1 for the first
> scheduling pass. Heck, maybe it was [at least in part] due to this very
> issue. If anyone having a benchmark PPC box is interested, it may be
> educating to remove the setting of issue rate to 1 before reload and run
> some tests with this patch applied.
>
I will give things a try and let you know.
-Pat