From: Richard Henderson <rth@redhat.com>
To: Mike Laman <mlaman@cox.net>
Cc: GCC <gcc@gcc.gnu.org>
Subject: Re: FIRST_PARM_OFFSET() depending on "frame_pointer_needed" and "regs_ever_live[]". Can it?
Date: Tue, 03 Sep 2002 02:23:00 -0000 [thread overview]
Message-ID: <20020903092331.GB8737@redhat.com> (raw)
In-Reply-To: <002d01c25171$e09216e0$5aa80844@fed1.sdca.home.com>
On Sat, Aug 31, 2002 at 09:41:42PM -0700, Mike Laman wrote:
> Am I even allowed to use the
> "frame_pointer_needed" and "regs_ever_live[]" in FIRST_PARM_OFFSET()?
No.
> I will be very disappointed if I am required to define/use an argument
> register...
The argument register can be fake. This is how most targets work,
actually. You use INITIAL_ELIMINATION_OFFSET to remove it during
register allocation.
r~
prev parent reply other threads:[~2002-09-03 9:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-08-31 21:40 Mike Laman
2002-09-03 2:23 ` Richard Henderson [this message]
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