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Re: [tcb] Incremental SSA updates

From: Daniel Berlin <dberlin at dberlin dot org>
To: Kazu Hirata <kazu at cs dot umass dot edu>
Cc: dnovillo at redhat dot com, gcc-patches at gcc dot gnu dot org
Date: Sun, 27 Mar 2005 22:11:38 -0500
Subject: Re: [tcb] Incremental SSA updates
References: <20050318164509.GA18415@topo.toronto.redhat.com> <20050318.130330.74751478.kazu@cs.umass.edu> <20050328011002.GA17251@topo.toronto.redhat.com> <20050327.220043.68034790.kazu@cs.umass.edu>

> Note that we always go to "there" if we get to the second "if"
> statement (assuming there is no other incoming edge to <L1>), but
> AFAIK, TCB doesn't have a replacement for this functionality.  (FRE
> doesn't eliminate redundant loads, does it?)

It does, but it could do a *lot* better.
It's on my todo list, somewhere :)

References:
- [tcb] Incremental SSA updates
  - From: Diego Novillo
- Re: [tcb] Incremental SSA updates
  - From: Kazu Hirata
- Re: [tcb] Incremental SSA updates
  - From: Diego Novillo
- Re: [tcb] Incremental SSA updates
  - From: Kazu Hirata

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