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Re: Extending constraints using register subclasses

From: Andrew Pinski <pinskia at gmail dot com>
To: Jamie Prescott <jpresss at yahoo dot com>
Cc: gcc at gcc dot gnu dot org
Date: Sat, 16 May 2009 08:04:59 -0700
Subject: Re: Extending constraints using register subclasses
References: <775343.60798.qm@web111618.mail.gq1.yahoo.com> <de8d50360905111647n5ab593a4p763fed884df3c5a3@mail.gmail.com> <982376.15533.qm@web111604.mail.gq1.yahoo.com>

On Sat, May 16, 2009 at 7:57 AM, Jamie Prescott <jpresss@yahoo.com> wrote:
> Now I managed to have the approach based on register subclasses working. The above
> works too, but I somehow found it less clear and more "global" than inline assembly
> constraints.

It is not global as the register variables don't escape out of the
scope.  If you use them in inline functions, it makes them less global
and also easier to read too.

Thanks,
Andrew Pinski

Follow-Ups:
- Re: Extending constraints using register subclasses
  - From: Jamie Prescott

References:
- Extending constraints using register subclasses
  - From: Jamie Prescott
- Re: Extending constraints using register subclasses
  - From: Andrew Pinski
- Re: Extending constraints using register subclasses
  - From: Jamie Prescott

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