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Re: egcs produces slow code on HPUX 10.20
- To: N8TM at aol dot com
- Subject: Re: egcs produces slow code on HPUX 10.20
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Sat, 26 Sep 1998 22:22:05 -0600
- cc: Jerry dot Quinn dot jquinn at nt dot com, egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <c4b48993.3607a123@aol.com>you write:
> In a message dated 9/21/98 10:14:32 PM Pacific Daylight Time,
> Jerry.Quinn.jquinn@nt.com writes:
>
> > code that is
> > significantly slower for egcs 1.1a on an HPUX 10.20 pa-risc 2.0
> > machine
> You might be interested in the current main line snapshots. I've seen
> improvements up to 50% from egcs-1.1.
Note egcs doesn't optimize specifically for pa2.0 machines. Certain opts
which improve code for pa1.1 (fmpyadd/fmpysub generation) are terrible for
performance on pa2.0 machines.
Jeff