From: Eric Botcazou <ebotcazou@adacore.com>
To: Steve Ellcey <sje@cup.hp.com>
Cc: gcc@gcc.gnu.org, wilson@specifixinc.com
Subject: Re: MEMBER_TYPE_FORCES_BLK on IA-64/HP-UX
Date: Sun, 03 Jul 2005 16:32:00 -0000 [thread overview]
Message-ID: <200507031832.40371.ebotcazou@adacore.com> (raw)
In-Reply-To: <200507031613.JAA20867@hpsje.cup.hp.com>
> I am concerned about the use of MEMBER_TYPE_FORCES_BLK in stor-layout.c.
> I believe that, if MEMBER_TYPE_FORCES_BLK is not defined, this code will
> change the mode of a structure containing a single field from BLKmode
> into the mode of the field.
Right, that's precisely what we would need for Ada.
> I think this might mess up the parameter passing of structures that contain
> a single field, particularly when that field is smaller than 64 bits, like a
> single char, an int, or a float.
Running the 2 compat testsuites shows that this actually doesn't happen.
--
Eric Botcazou
next prev parent reply other threads:[~2005-07-03 16:32 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-08 10:27 Eric Botcazou
2005-07-01 22:45 ` James E Wilson
2005-07-02 10:04 ` Eric Botcazou
2005-07-03 16:13 ` Steve Ellcey
2005-07-03 16:32 ` Eric Botcazou [this message]
2005-07-06 1:09 ` James E Wilson
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