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Re: Sharing hard registers

From: "David S. Miller" <davem at redhat dot com>
To: jh at suse dot cz
Cc: apl at alum dot mit dot edu, law at redhat dot com, echristo at redhat dot com, gcc at gcc dot gnu dot org, gcc-patches at gcc dot gnu dot org
Date: Fri, 14 Jun 2002 03:06:03 -0700 (PDT)
Subject: Re: Sharing hard registers
References: <2387.1024007246@porcupine.cygnus.com><a05111a12b92efbc4965c@[63.214.71.88]><20020614095916.GM10446@atrey.karlin.mff.cuni.cz>

   From: Jan Hubicka <jh@suse.cz>
   Date: Fri, 14 Jun 2002 11:59:16 +0200
   
   Pseudo registers are always shared.

I thought reload rewrites individual pseudo REG rtx expressions as it
performs spills/reloads, and therefore each pseudo instance must be
unique and not shared.

Follow-Ups:
- Re: Sharing hard registers
  - From: Jan Hubicka
- Re: Sharing hard registers
  - From: law

References:
- Re: Sharing hard registers
  - From: law
- Re: Sharing hard registers
  - From: Alan Lehotsky
- Re: Sharing hard registers
  - From: Jan Hubicka

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