lkml.org 
[lkml]   [2011]   [Aug]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: RFD: x32 ABI system call numbers
On 08/29/2011 07:16 PM, Kyle Moffett wrote:
>
> The goal of x32 as I understand it is to allow 32-bit x86 programs to
> use all the nifty extra registers and faster instructions (IE: syscall)
> without needing to deal with the 2x memory overhead of 64-bit
> pointers.
>

That is the major goal. A minor goal is to bring x86-64 goodness to
those who have an (irrational) fear of 64 bits thinking it is a major
porting effort. Thus, *source-level* porting effort matters, but it is
completely subordinate to the major goal.

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



\
 
 \ /
  Last update: 2011-08-30 06:49    [W:0.101 / U:0.288 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site