Re: 64bit (or better) memory reads in i386

2011-06-16 Thread Theo de Raadt
>On 06/12/11 02:49, Giridhari wrote: >> Your criticism is welcome- it gives me perspective of what I am >> looking at, and how to tackle this. You've told me to think and what >> to think about. I am not trying to get out of work I will have to do >> anyway, I just wasn't sure where to look at t

Re: 64bit (or better) memory reads in i386

2011-06-12 Thread Ingo Schwarze
Hi Mehma, Mehma Sarja wrote on Sun, Jun 12, 2011 at 04:58:11AM -0700: > "From: Giridhari > Sent: Thursday, February 04, 2010 7:28 AM > To:dera...@theos.com > Subject: pico and/or nano in the releases and snapshots > > Hare Krsna Mr. DeRaadt. > > I am trying to write

Re: 64bit (or better) memory reads in i386

2011-06-12 Thread Mehma Sarja
On 6/12/11 12:28 AM, Otto Moerbeek wrote: > On Sun, Jun 12, 2011 at 04:19:01PM +0930, Giridhari wrote: > >> Your criticism is welcome- it gives me perspective of what I am >> looking at, and how to tackle this. You've told me to think and what >> to think about. I am not trying to get out of work I

Re: 64bit (or better) memory reads in i386

2011-06-12 Thread STeve Andre'
On 06/12/11 02:49, Giridhari wrote: Your criticism is welcome- it gives me perspective of what I am looking at, and how to tackle this. You've told me to think and what to think about. I am not trying to get out of work I will have to do anyway, I just wasn't sure where to look at this from, an

Re: 64bit (or better) memory reads in i386

2011-06-12 Thread Otto Moerbeek
On Sun, Jun 12, 2011 at 04:19:01PM +0930, Giridhari wrote: > Your criticism is welcome- it gives me perspective of what I am > looking at, and how to tackle this. You've told me to think and what > to think about. I am not trying to get out of work I will have to do > anyway, I just wasn't sure wh

Re: 64bit (or better) memory reads in i386

2011-06-12 Thread Giridhari
Your criticism is welcome- it gives me perspective of what I am looking at, and how to tackle this. You've told me to think and what to think about. I am not trying to get out of work I will have to do anyway, I just wasn't sure where to look at this from, and you've given me exactly that. I do

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Abel Abraham Camarillo Ojeda
ge- From: Otto Moerbeek > Sent: Sunday, June 12, 2011 3:37 PM > To: Giridhari > Cc: misc@openbsd.org > Subject: Re: 64bit (or better) memory reads in i386 > > On Sun, Jun 12, 2011 at 03:35:00PM +0930, Giridhari wrote: > >> Thankyou for the prompt reply. >> >>

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Otto Moerbeek
wer. Much too vague. Make yourself a test setup and do measurements. -Otto > > -Original Message- From: Otto Moerbeek > Sent: Sunday, June 12, 2011 3:37 PM > To: Giridhari > Cc: misc@openbsd.org > Subject: Re: 64bit (or better) memory reads in i386 > > O

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Giridhari
, 2011 3:25 PM To: Giridhari Cc: misc@openbsd.org Subject: Re: 64bit (or better) memory reads in i386 On Sat, Jun 11, 2011 at 10:55 PM, Giridhari wrote: >Is there much activity in porting OpenBSD to x64 architecture? http://www.openbsd.org/amd64.html

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Matthew Dempsky
On Sat, Jun 11, 2011 at 11:05 PM, Giridhari wrote: > Excuse me please, I made a mistake. I meant 64bit Intel hardware. Intel has multiple 64-bit architectures. If you don't know which one you're asking about, then you most likely want http://www.openbsd.org/amd64.html.

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Otto Moerbeek
June > 12, 2011 3:25 PM To: Giridhari Cc: misc@openbsd.org Subject: Re: > 64bit (or better) memory reads in i386 > > On Sat, Jun 11, 2011 at 10:55 PM, Giridhari wrote: > >Is there much activity in porting OpenBSD to x64 architecture? > > http://www.openbsd.org/amd64.html

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Giridhari
Thankyou for the prompt reply. Excuse me please, I made a mistake. I meant 64bit Intel hardware. -Original Message- From: Matthew Dempsky Sent: Sunday, June 12, 2011 3:25 PM To: Giridhari Cc: misc@openbsd.org Subject: Re: 64bit (or better) memory reads in i386 On Sat, Jun 11

Re: 64bit (or better) memory reads in i386

2011-06-11 Thread Matthew Dempsky
On Sat, Jun 11, 2011 at 10:55 PM, Giridhari wrote: > Is there much activity in porting OpenBSD to x64 architecture? http://www.openbsd.org/amd64.html

64bit (or better) memory reads in i386

2011-06-11 Thread Giridhari
Hare Krsna I am developing an OpenBSD build for which will be critically sensitive to memory copy speed. Can someone fill me in on the status of memory copy in OpenBSD on i386? Is it possible to avail oneself of SSE or similar? Is memory copy on i386 only 32 bit? Is there much activity in porting