This is the mail archive of the
libc-alpha@sourceware.org
mailing list for the glibc project.
Re: x32 psABI status update
On Fri, Feb 18, 2011 at 8:28 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> On Wed, Feb 16, 2011 at 9:45 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
>> On Wed, Feb 16, 2011 at 11:22 AM, H.J. Lu <hjl.tools@gmail.com> wrote:
>>> Hi,
>>>
>>> I updated ?x32 psABI draft to version 0.2 to change x32 library path
>>> from lib32 to libx32 since lib32 is used for ia32 libraries on Debian,
>>> Ubuntu and other derivative distributions. The new x32 psABI is
>>> available from:
>>>
>>> https://sites.google.com/site/x32abi/home
>>>
>>
>> Initial kernel, glibc and gcc port for x32 psABI draft version 0.2 ?is done:
>>
>> 1. Kernel should be very stable. ?Fedora 14 kernel patch is also available.
>> 2. Need to fix GCC run-time libraries.
>> 3. Need to fix glibc tests.
>>
>> Please check them out and provide feed backs.
>
> I updated x32 website:
>
> https://sites.google.com/site/x32abi/
>
> with "get started" instructions.
>
I update the x32 website
https://sites.google.com/site/x32abi/
with data on mcf in SPEC CPU 2K:
* 181.mcf from SPEC CPU 2000:
o Intel Core i7
+ ~32% faster than x86-64.
+ ~1% slower than ia32.
+ Sizes in bytes:
text data bss dec
hex filename
12155 336 7036 19527
4c47 mcf.32
12421 664 13568 26653
681d mcf.64
11583 412 7040 19035
4a5b mcf.x32
o Intel Atom
+ ~28% faster than x86-64.
+ ~0.5% slower than ia32.
+ Sizes in bytes:
text data bss dec
hex filename
12059 336 7036 19431
4be7 mcf.32
12341 664 13568 26573
67cd mcf.64
11411 412 7040 18863
49af mcf.x32
--
H.J.