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Re: [RFC] Remove -frtl-abstract-sequences in 4.5

From: Arnaud Charlet <charlet at adacore dot com>
To: Nils Pipenbrinck <n dot pipenbrinck at cubic dot org>
Cc: David Edelsohn <dje dot gcc at gmail dot com>, gcc at gcc dot gnu dot org
Date: Wed, 26 Nov 2008 09:09:14 +0100
Subject: Re: [RFC] Remove -frtl-abstract-sequences in 4.5
References: <b798aad50811200456h12e67ff9q3dc624434b2c3775@mail.gmail.com> <303e1d290811200535x2157385er2f4c45646a5c8dad@mail.gmail.com> <492AE30D.2090706@codesourcery.com> <b798aad50811240959u38bf8285y368d6c34ab2a9963@mail.gmail.com> <492C5BE8.1010808@cubic.org>

> For critical things I did just what -frtl-abstract-sequences did (along 
> with some hand optimizing) and I've seen performance improvements of 50% 
> and more just by getting my working set of code to fit into the cache-size.
> 
> Once the feature is removed: Will there ever be any chance that the feature 
> will be re-implemented?

OK course, it's always possible to implement something (even from scratch)
at any point. If there's enough interest in this feature, then someone will
implement it "right" at some point, and keeping a broken version around
won't really help.

Arno

References:
- [RFC] Remove -frtl-abstract-sequences in 4.5
  - From: Diego Novillo
- Re: [RFC] Remove -frtl-abstract-sequences in 4.5
  - From: David Edelsohn
- Re: [RFC] Remove -frtl-abstract-sequences in 4.5
  - From: Mark Mitchell
- Re: [RFC] Remove -frtl-abstract-sequences in 4.5
  - From: Diego Novillo
- Re: [RFC] Remove -frtl-abstract-sequences in 4.5
  - From: Nils Pipenbrinck

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