From: Jan Hubicka <jh@suse.cz>
To: Ritu Sabharwal <ritu@csa.iisc.ernet.in>
Cc: gcc@gcc.gnu.org
Subject: Re: if-conversion pass....
Date: Sat, 05 Oct 2002 05:05:00 -0000 [thread overview]
Message-ID: <20021005100946.GB2951@kam.mff.cuni.cz> (raw)
In-Reply-To: <Pine.LNX.4.44.0210050555060.26937-100000@ruby.csa.iisc.ernet.in>
>
> The if-conversion is done twice , the first before reload and second
> after it. The fisrt time it is not activated since the register allocator
> does not supports predicated instructions. We are working to do
> modulo-scheduling for loops, for this we need to activate the first
> call .How can this be done??
First update regalloc and other passes to support predicated execution
(this is nontrivial to do) and then you can enable it. There is no way
around.
Honza
>
> regards,
> Ritu.
>
next prev parent reply other threads:[~2002-10-05 10:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-04 18:17 Ritu Sabharwal
2002-10-05 5:05 ` Jan Hubicka [this message]
2002-10-07 13:33 ` Jim Wilson
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