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Re: [CFG] Unrolling fixes

From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
To: Jan Hubicka <jh at suse dot cz>
Cc: gcc-pdo at atrey dot karlin dot mff dot cuni dot cz, gcc-patches at gcc dot gnu dot org
Date: Tue, 14 May 2002 19:31:15 +0200
Subject: Re: [CFG] Unrolling fixes
References: <20020513230343.GA14825@atrey.karlin.mff.cuni.cz> <20020514114103.GA21176@atrey.karlin.mff.cuni.cz>

Hello.

> I've applied everything except the superblock bits I don't understand.
> They appears to be unused anyway.

They are used to avoid problem when force_operand emits jumps in the middle
of basic block (have happened to me after some of my changes; it is possible
it cannot just now, but I would not swear on this).

Zdenek

References:
- [CFG] Unrolling fixes
  - From: Zdenek Dvorak
- Re: [CFG] Unrolling fixes
  - From: Jan Hubicka

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