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Re: Basic block profiling (-a) does produce wrong code for insn prologues

To: Richard Henderson <rth at redhat dot com>, Scott A Crosby <crosby at qwes dot math dot cmu dot edu>, Hartmut Penner <HPENNER at de dot ibm dot com>, gcc at gcc dot gnu dot org
Subject: Re: Basic block profiling (-a) does produce wrong code for insn prologues
From: Jan Hubicka <jh at suse dot cz>
Date: Tue, 13 Nov 2001 12:11:53 +0100
References: <20011104234143.A18001@redhat.com> <Pine.LNX.4.33.0111122045250.26734-100000@qwe3.math.cmu.edu> <20011112185743.B15637@redhat.com>

> On Mon, Nov 12, 2001 at 08:56:59PM -0500, Scott A Crosby wrote:
> > Or, are you proposing to depreciate '-a' and instead move to using
> > '-fprofile-arcs'
> 
> Yes.
Hmm, this rings the bell, I wanted to do that for a while.
Would be OK if I just prepare patch to remove the -a?

Honza
> 
> > and get gprof to understand that output format?
> 
> No, gcov does just fine.
> 
> 
> r~

Follow-Ups:
- Re: Basic block profiling (-a) does produce wrong code for insn prologues
  - From: Jan Hubicka

References:
- Re: Basic block profiling (-a) does produce wrong code for insn prologues
  - From: Richard Henderson
- Re: Basic block profiling (-a) does produce wrong code for insnprologues
  - From: Scott A Crosby
- Re: Basic block profiling (-a) does produce wrong code for insn prologues
  - From: Richard Henderson

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