From: Andrew Pinski <pinskia@physics.uc.edu>
To: Daniel Berlin <dberlin@dberlin.org>
Cc: dnovillo@redhat.com, gcc-patches@gcc.gnu.org, amacleod@redhat.com
Subject: Re: [PATCH]: Implement must-def kill operand
Date: Wed, 20 Oct 2004 22:23:00 -0000 [thread overview]
Message-ID: <3CE2FCAE-22E6-11D9-8879-000A95D692F4@physics.uc.edu> (raw)
In-Reply-To: <Pine.LNX.4.60.0410172146490.5720@dberlin.org>
On Oct 17, 2004, at 10:00 PM, Daniel Berlin wrote:
> [Diego, if this isn't accepted for mainline, i'd still like to put it
> on TCB, so if you could take a look at it, i'd appreciate it]
>
> This large but mostly mechnanical patch implements a RHS for must-defs
> so that we know what they are killing.
> These operands are renamed just like any other ssa operand.
> This is necessary for sinking type optimizations (including store
> motion) to work properly in a safe and efficient manner.
> In particular, it fixes PR 17133
I would like this to go in rather soon because not only fixes a bug
but it also allows us to stabilize part of the aliasing of the
infrastructure.
-- Pinski
next prev parent reply other threads:[~2004-10-20 22:20 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-10-18 2:29 Daniel Berlin
2004-10-20 17:41 ` Diego Novillo
2004-10-20 17:56 ` Daniel Berlin
2004-10-20 18:08 ` Diego Novillo
2004-10-20 18:28 ` Daniel Berlin
2004-10-20 20:36 ` Diego Novillo
2004-10-20 20:49 ` Daniel Berlin
2004-10-20 20:57 ` Diego Novillo
2004-10-20 21:01 ` Daniel Berlin
[not found] ` <531813B6-22DA-11D9-B310-000D93B1B044@dberlin.org>
2004-10-20 21:04 ` Diego Novillo
2004-10-20 21:27 ` Daniel Berlin
2004-10-20 22:23 ` Andrew Pinski [this message]
2004-10-23 5:02 ` Mark Mitchell
2004-10-23 12:56 ` Diego Novillo
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