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Re: if-conversion pass....

From: Jan Hubicka <jh at suse dot cz>
To: Ritu Sabharwal <ritu at csa dot iisc dot ernet dot in>
Cc: gcc at gcc dot gnu dot org
Date: Sat, 5 Oct 2002 12:09:46 +0200
Subject: Re: if-conversion pass....
References: <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.
>

References:
- if-conversion pass....
  - From: Ritu Sabharwal

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