From: Jan Hubicka <jh@suse.cz>
To: Jie Zhang <zhangjie@magima.com.cn>
Cc: Jan Hubicka <jh@suse.cz>,
Nathan Sidwell <nathan@codesourcery.com>,
gcc@gcc.gnu.org, Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
Subject: Re: [PATCH] Re: Option -fprofile-arcs fails for target avr and fr30
Date: Tue, 20 May 2003 09:24:00 -0000 [thread overview]
Message-ID: <20030520085747.GC1375@kam.mff.cuni.cz> (raw)
In-Reply-To: <3EC98E5A.7050008@magima.com.cn>
> Jan Hubicka wrote:
>
> >There is code to set the JUMP_LABEL properly in the code to emit insn on
> >the edges:
> > insert_insn_on_edge (edge_profile, e);
> > rebuild_jump_labels (e->insns);
> >rebuild_jump_labels is supposed to update JUMP_LABEL accordingly.
> >In case the profiling code somewhere does not update labels correctly it
> >is the bug on place where code is emit. I will try to figure out what
> >happens tomorrow. At the time the basic blocks are split, all
> >JUMP_LABELs are supposed to be up-to-date.
> >
> >Honza
> >
> >
> >
> >
> Sorry, I didn't see that rebuild_jump_labels was added into HEAD of cvs
> on Mar 30, 2003, I'm only tracking 3.3 branch now, which had been
> branched before it was added. Now how do we fix this bug on 3.3 branch?
Bacporting that patch I guess. It should be safe.
Honza
>
> - Jie
>
next prev parent reply other threads:[~2003-05-20 9:15 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-05-16 9:53 Jie Zhang
2003-05-19 2:55 ` [PATCH] " Jie Zhang
2003-05-19 9:20 ` Nathan Sidwell
2003-05-19 14:25 ` Jan Hubicka
2003-05-20 2:59 ` Jie Zhang
2003-05-20 9:24 ` Jan Hubicka [this message]
2003-05-20 3:03 ` DJ Delorie
2003-05-19 16:38 ` Zdenek Dvorak
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