[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Image scaling performance

From: Michael Zimmermann
Subject: Re: Image scaling performance
Date: Wed, 25 Feb 2015 21:54:42 +0100

the latest patch works just fine. even bi-linear scaling is fast :D

On Wed, Feb 25, 2015 at 9:48 PM, Vladimir 'φ-coder/phcoder' Serbinenko
<address@hidden> wrote:
> On 25.02.2015 19:46, Michael Zimmermann wrote:
>> oh ok so linux's div/mod/... assembler is as slow/fast as grub's code?
>> Linux uses armv5>= ifdefs. Maybe we could optimized things a little :)
> maintaining optimised asm routines is a lot of burden. You'll get more bugs
> than speedup. It's possible to use sdiv/udiv after checking CPU model
> properly but it doesn't cover 64-bit division and usable only on few cpus
> anyway.
> _______________________________________________
> Grub-devel mailing list
> address@hidden

reply via email to

[Prev in Thread] Current Thread [Next in Thread]