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Re: forward from linux-kernel
- To: Marc Lehmann <pcg at goof dot com>
- Subject: Re: forward from linux-kernel
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Wed, 18 Feb 1998 18:17:00 -0700
- cc: egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <19980218020930.56829@cerebro.laendle>you write:
>
> this is a recent post by linus torvalds, in a discussion about
> bad long long performance in gcc. (part of linus wishlist):
We need to be *very* careful about trying to optimize long long
stuff on the x86. The register pressure & reloading issues are
extremely tricky.
In fact, I would recommend that we start thinking about fixing
register allocators & reload before we start thinking about
optimizing long long stuff.
jeff