Date: Mon, 03 Mar 1997 16:09:20 +1200 From: Bill Currie Subject: Re: Netlib code [was Re: flops...] To: Leath Muller Cc: jbennett AT ti DOT com, djgpp AT delorie DOT com Reply-to: billc AT blackmagic DOT tait DOT co DOT nz Message-id: <331A4EF0.7CF0@blackmagic.tait.co.nz> Organization: Tait Electronics NZ MIME-version: 1.0 Content-type: text/plain; charset=us-ascii Content-transfer-encoding: 7bit References: <199703030209 DOT MAA08035 AT solwarra DOT gbrmpa DOT gov DOT au> Leath Muller wrote: > etc etc, only with a _lot_ more crap in the middle. Basically, I want > to inform DJGPP _not_ to load and store the FPU control word information > as there is no need! Especially when I am doing a lot of fistp's, as this > just kills performance... have you tried -ffast-math ? I don't know if this will help, as I don't do alot of fp code, but it might help as the gcc docs say the compiler will violate a lot of ieee and ansi rules/assumptions (which could include type conversion). Bill -- Leave others their otherness.