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Re: [PATCH] H8300 Shift Optimization
- From: Jeff Law <law at porcupine dot slc dot redhat dot com>
- To: "Dhananjay R. Deshpande" <dhananjayd at kpit dot com>
- Cc: "Kazu Hirata" <kazu at cs dot umass dot edu>, gcc-patches at gcc dot gnu dot org
- Date: Thu, 29 Aug 2002 15:24:06 -0600
- Subject: Re: [PATCH] H8300 Shift Optimization
- Reply-to: law at redhat dot com
In message <69595093233BB547BB70CF5E492B63F2563649@sohm.kpit.com>, "Dhananjay R
. Deshpande" writes:
>
>Hi Kazu,
>
>Based on the analysis given below, some of the HImode Shifts currently implem
>ented as Loop could be optimized for speed.
[ ... ]
Thanks. I've installed your patch.
If you wanted to take this a step further, you could have the
shift_alg_XXX tables be initialized at startup time. Then you could
change how their initialized based on things like -Os.
jeff