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Re: [patch] Enable -fweb and -frename-registers when unrolling

From: Paolo Bonzini <paolo dot bonzini at lu dot unisi dot ch>
To: Steven Bosscher <stevenb at suse dot de>
Cc: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>, GCC Patches <gcc-patches at gcc dot gnu dot org>
Date: Tue, 12 Jul 2005 14:31:22 +0200
Subject: Re: [patch] Enable -fweb and -frename-registers when unrolling
References: <20050712120135.GA16268@atrey.karlin.mff.cuni.cz> <42D3B52E.60101@lu.unisi.ch> <200507121429.58919.stevenb@suse.de>

It is more like 2-4% but it is definitely slow. Target bugs, yes, well, fix them ;-) The last time this came up, only ia64 had bugs, and those are fixed.

I think at least one of arm and x86_64 used to ICE in libstdc++-v3.

Paolo

Follow-Ups:
- Re: [patch] Enable -fweb and -frename-registers when unrolling
  - From: Steven Bosscher

References:
- [patch] Enable -fweb and -frename-registers when unrolling
  - From: Zdenek Dvorak
- Re: [patch] Enable -fweb and -frename-registers when unrolling
  - From: Paolo Bonzini
- Re: [patch] Enable -fweb and -frename-registers when unrolling
  - From: Steven Bosscher

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