From: Ralf Baechle <ralf@linux-mips.org>
To: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Cc: linux-mips@linux-mips.org
Subject: Re: [PATCH] Make __declare_dbe_table() static
Date: Sun, 18 Feb 2007 16:13:52 +0000 [thread overview]
Message-ID: <20070218161352.GC24660@linux-mips.org> (raw)
In-Reply-To: <20070219.005850.96686775.anemo@mba.ocn.ne.jp>
On Mon, Feb 19, 2007 at 12:58:50AM +0900, Atsushi Nemoto wrote:
> On Sun, 18 Feb 2007 15:54:08 +0000, Ralf Baechle <ralf@linux-mips.org> wrote:
> > > Make __declare_dbe_table() static and call it explicitly to ensure not
> > > optimized out.
> >
> > That's what __attribute_used__ was meant to be used for.
>
> But we do not need empty __declare_dbe_table() function body (jr ra +
> nop) at all. If we called it explicitly, compiler will optimized it
> out. Saves two instructions ;)
_asm__(
" .section __dbe_table, \"a\"\n"
" .previous \n");
is even simpler :-)
Ralf
next prev parent reply other threads:[~2007-02-18 16:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-18 15:44 [PATCH] Make __declare_dbe_table() static Atsushi Nemoto
2007-02-18 15:54 ` Ralf Baechle
2007-02-18 15:58 ` Atsushi Nemoto
2007-02-18 16:13 ` Ralf Baechle [this message]
2007-02-18 16:20 ` Atsushi Nemoto
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20070218161352.GC24660@linux-mips.org \
--to=ralf@linux-mips.org \
--cc=anemo@mba.ocn.ne.jp \
--cc=linux-mips@linux-mips.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.