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Re: 19980707 built on win95/i686-pc-cygwin32
- To: law at cygnus dot com
- Subject: Re: 19980707 built on win95/i686-pc-cygwin32
- From: N8TM at aol dot com
- Date: Sun, 12 Jul 1998 12:18:05 EDT
- Cc: amylaar at cygnus dot co dot uk, egcs at cygnus dot com
In a message dated 7/12/98 12:44:04 AM Pacific Daylight Time,
law@hurl.cygnus.com writes:
> Look for this code in gcse.c:
>
> if (optimize_size)
> changed |= one_classic_gcse_pass (f, pass + 1);
> else
> changed |= one_pre_gcse_pass (f, pass + 1);
>
> Change "optimize_size" to "1" to try running the classic gcse pass
> instead of the pre based gcse pass.
This cures those performance deficits on Livermore Kernels 9,11, and 16,
without any significant effects on the other Kernels.