Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread David Miller
From: Stephen Hemminger <[EMAIL PROTECTED]> Date: Fri, 17 Aug 2007 20:31:39 -0700 > On Fri, 17 Aug 2007 18:57:00 -0700 > Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > > > > On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: > > > On Fri, 17 Aug 2007 18:49:34 -0700 > > > Arjan van de

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Stephen Hemminger
On Fri, 17 Aug 2007 18:57:00 -0700 Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: > > On Fri, 17 Aug 2007 18:49:34 -0700 > > Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > > > > > > > On Fri, 2007-08-17 at 16:50 -0700, Stephen

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Arjan van de Ven
On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: > On Fri, 17 Aug 2007 18:49:34 -0700 > Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > > > > On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: > > > Tne network code does memset for 6 and 8 byte values, that can easily > > >

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Stephen Hemminger
On Fri, 17 Aug 2007 18:49:34 -0700 Arjan van de Ven <[EMAIL PROTECTED]> wrote: > > On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: > > Tne network code does memset for 6 and 8 byte values, that can easily > > be optimized into simple assignments without string instructions. > > >

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Arjan van de Ven
On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: > Tne network code does memset for 6 and 8 byte values, that can easily > be optimized into simple assignments without string instructions. so... question. Why are we doing this by hand? Wouldn't gcc just generate this code in the

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Arjan van de Ven
On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: Tne network code does memset for 6 and 8 byte values, that can easily be optimized into simple assignments without string instructions. so... question. Why are we doing this by hand? Wouldn't gcc just generate this code in the first

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Stephen Hemminger
On Fri, 17 Aug 2007 18:49:34 -0700 Arjan van de Ven [EMAIL PROTECTED] wrote: On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: Tne network code does memset for 6 and 8 byte values, that can easily be optimized into simple assignments without string instructions. so...

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Arjan van de Ven
On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: On Fri, 17 Aug 2007 18:49:34 -0700 Arjan van de Ven [EMAIL PROTECTED] wrote: On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote: Tne network code does memset for 6 and 8 byte values, that can easily be optimized

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread Stephen Hemminger
On Fri, 17 Aug 2007 18:57:00 -0700 Arjan van de Ven [EMAIL PROTECTED] wrote: On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: On Fri, 17 Aug 2007 18:49:34 -0700 Arjan van de Ven [EMAIL PROTECTED] wrote: On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote:

Re: [PATCH] i386: optimize memset of 6 and 8 bytes

2007-08-17 Thread David Miller
From: Stephen Hemminger [EMAIL PROTECTED] Date: Fri, 17 Aug 2007 20:31:39 -0700 On Fri, 17 Aug 2007 18:57:00 -0700 Arjan van de Ven [EMAIL PROTECTED] wrote: On Fri, 2007-08-17 at 18:54 -0700, Stephen Hemminger wrote: On Fri, 17 Aug 2007 18:49:34 -0700 Arjan van de Ven [EMAIL