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Re: Register Allocation Pref. in 3.3.3

From: Dave Korn <dave dot korn dot cygwin at googlemail dot com>
To: "Paulo J. Matos" <pocmatos at gmail dot com>
Cc: Joern Rennecke <joern dot rennecke at embecosm dot com>, gcc at gcc dot gnu dot org
Date: Tue, 23 Feb 2010 14:26:50 +0000
Subject: Re: Register Allocation Pref. in 3.3.3
References: <11b141711002220245g4f0d7c2bu2af9955efb1c0070@mail.gmail.com> <20100222091215.7dt16p57w4oo8c00-nzlynne@webmail.spamcop.net> <11b141711002230523r1a246702i29d2a4e89f2d98f5@mail.gmail.com>

On 23/02/2010 13:23, Paulo J. Matos wrote:

> That would make sense if the rtx is a set but in this case it is not.
> local-alloc.c:set_preference, line 1612 in particular, is called with:
> CALL set_preference
> dest:
> (reg/f:QI 31)
> src:
> (plus:QI (reg/f:QI 6 Y)
>             (reg:QI 215))

  So precisely what are those the "src" and "dest" of, then, if not a set rtx?

    cheers,
      DaveK

Follow-Ups:
- Re: Register Allocation Pref. in 3.3.3
  - From: Paulo J. Matos

References:
- Register Allocation Pref. in 3.3.3
  - From: Paulo J. Matos
- Re: Register Allocation Pref. in 3.3.3
  - From: Joern Rennecke
- Re: Register Allocation Pref. in 3.3.3
  - From: Paulo J. Matos

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