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Re: Non-representable subregs of subword pseudoregs
- From: Richard Sandiford <rsandifo at redhat dot com>
- To: Eric Botcazou <ebotcazou at libertysurf dot fr>
- Cc: gcc at gcc dot gnu dot org, Jan Hubicka <jh at suse dot cz>
- Date: Sat, 13 Nov 2004 21:05:16 +0000
- Subject: Re: Non-representable subregs of subword pseudoregs
- References: <200411120930.37626.ebotcazou@libertysurf.fr>
Eric Botcazou <ebotcazou@libertysurf.fr> writes:
> I've run into a surprising (to me) behavior of the reload pass: it
> apparently doesn't know how to reload non-representable subregs of
> subword pseudoregs.
ISTR this is the reason why 20020227-1.c is XFAILed for 64-bit targets
(aka. PR 6221, and perhaps others).
Richard