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Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.

From: Alan Modra <amodra at gmail dot com>
To: Ian Lance Taylor <iant at google dot com>
Cc: Sriraman Tallam <tmsriram at google dot com>, binutils <binutils at sourceware dot org>, Cary Coutant <ccoutant at google dot com>
Date: Tue, 20 Nov 2012 12:33:52 +1030
Subject: Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
References: <CAAs8HmygtSkVh3v4dz2hBTzS1AH-rLbBkTDJ-hVkzENC2sqQZg@mail.gmail.com> <mcrlitsdqf3.fsf@coign.corp.google.com> <CAAs8HmxS9v50Bzw1srgUaC+8dCekCjv_H5_kyAi3Z5TDB8TkGg@mail.gmail.com> <CAKOQZ8zm-uHvKBm-DaSA99TTuzob0+XV8NkLM82BJ4VdS7aYHw@mail.gmail.com> <20121119225222.GK3056@bubble.grove.modra.org> <CAKOQZ8zoxKijcBbM583845u4vtW29dxFZVyZt1U+f_p1B6GJWg@mail.gmail.com>

On Mon, Nov 19, 2012 at 04:52:16PM -0800, Ian Lance Taylor wrote:
> Unfortunately it leaves us adding more special cases for section
> names, which I really dislike.  Is there any happy medium?

I understand the dislike, but I don't see an alternative.  We should
have spoken up before the hot/cold support was added to gcc.  I also
dislike the fact that -ffunction-sections can generate section names
that match the names chosen for hot/cold sections.

-- 
Alan Modra
Australia Development Lab, IBM

Follow-Ups:
- Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
  - From: H.J. Lu

References:
- Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
  - From: Sriraman Tallam
- Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
  - From: Ian Lance Taylor
- Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
  - From: Alan Modra
- Re: Map ".text.hot" and ".text.unlikely" input section prefixes to separate output sections.
  - From: Ian Lance Taylor

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