LKML Archive on
help / color / mirror / Atom feed
From: Steven Rostedt <>
To: Josh Triplett <>
Subject: Re: [RFC 0/4] tracing,x86_64 - function/graph trace without mcount/-pg/framepointer
Date: Mon, 07 Feb 2011 16:32:47 -0500	[thread overview]
Message-ID: <> (raw)
In-Reply-To: <20110207212220.GA30070@feather>

On Mon, 2011-02-07 at 13:22 -0800, Josh Triplett wrote:

> GCC 4.6 may help here.  According to
> "Support for emitting profiler counter calls before function prologues.
> This is enabled via a new command-line option -mfentry."
> Looks like that option might only support x86 (32-bit and 64-bit) at the
> moment, but it still seems like an improvement over the current
> mechanism to work around GCC's placement of mcount.

I may need to download this and try it out.

Thanks for the reference!

-- Steve

  reply	other threads:[~2011-02-07 21:32 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-07 21:22 Josh Triplett
2011-02-07 21:32 ` Steven Rostedt [this message]
  -- strict thread matches above, loose matches on Subject: below --
2011-02-03 15:42 Jiri Olsa
2011-02-03 16:33 ` Steven Rostedt
2011-02-03 17:35   ` Frederic Weisbecker
2011-02-03 19:00     ` Steven Rostedt
2011-02-04  6:03 ` Masami Hiramatsu

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:

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \ \ \ \ \
    --subject='Re: [RFC 0/4] tracing,x86_64 - function/graph trace without mcount/-pg/framepointer' \

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).