From: "H.J. Lu" <hjl.tools@gmail.com>
To: Jan Hubicka <hubicka@ucw.cz>
Cc: Jakub Jelinek <jakub@redhat.com>,
Jan Beulich <JBeulich@novell.com>,
"H. Peter Anvin" <hpa@zytor.com>,
GCC Development <gcc@gcc.gnu.org>,
x32-abi@googlegroups.com, Binutils <binutils@sourceware.org>,
GNU C Library <libc-alpha@sourceware.org>
Subject: Re: x32 psABI draft version 0.2
Date: Thu, 17 Feb 2011 15:49:00 -0000 [thread overview]
Message-ID: <AANLkTikQVMrwcKJ0Z+whJMBBMGqRsJ8VVVUWBa=c2Opm@mail.gmail.com> (raw)
In-Reply-To: <20110217154452.GA18799@kam.mff.cuni.cz>
On Thu, Feb 17, 2011 at 7:44 AM, Jan Hubicka <hubicka@ucw.cz> wrote:
>> > According to Mozilla folks however REL+RELA scheme used by EABI leads
>> > to significandly smaller libxul.so size
>> >
>> > According to http://glandium.org/blog/?p=1177 the difference is about 4-5MB
>> > (out of approximately 20-30MB shared lib)
>>
>> This is orthogonal to x32 psABI.
>
> Understood. I am just pointing out that x86-64 Mozilla suffers from startup
> problems (extra 5MB of disk read needed) compared to both x86 and ARM EABI
> because x86-64 ABI is RELA only. If x86-64 ABI was REL+RELA like EABI is, we
> would not have this problem here.
>
If people want to see REL+RELA in x32, they have to contribute codes.
--
H.J.
next prev parent reply other threads:[~2011-02-17 15:49 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-16 19:22 H.J. Lu
2011-02-16 20:04 ` H. Peter Anvin
2011-02-16 20:29 ` Roland McGrath
2011-02-16 20:35 ` Chris Metcalf
2011-02-16 20:39 ` Andrew Pinski
2011-02-16 20:46 ` H.J. Lu
2011-02-16 22:13 ` Chris Metcalf
2011-02-17 8:35 ` Jan Beulich
2011-02-17 12:14 ` H.J. Lu
2011-02-17 16:14 ` John Reiser
2011-02-17 17:59 ` Jakub Jelinek
2011-02-17 14:29 ` Jakub Jelinek
2011-02-17 15:22 ` Jan Hubicka
2011-02-17 15:30 ` H.J. Lu
2011-02-17 15:45 ` Jan Hubicka
2011-02-17 15:49 ` H.J. Lu [this message]
2011-02-17 16:10 ` Jan Beulich
2011-02-17 17:59 ` H.J. Lu
2011-02-18 8:10 ` Jan Beulich
2011-02-18 17:53 ` H.J. Lu
2011-02-18 20:32 ` Jan Hubicka
2011-02-21 8:04 ` Jan Beulich
2011-02-17 18:07 ` Jakub Jelinek
2011-02-17 19:56 ` H. Peter Anvin
2011-02-17 22:50 ` Jan Hubicka
2011-02-17 23:00 ` H. Peter Anvin
2011-02-17 23:07 ` Jakub Jelinek
2011-02-18 8:49 ` Jan Beulich
2011-02-17 18:14 ` Joseph S. Myers
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