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Re: [PATCH] Fix PR tree-opt/16808, Vops are not being renamed
- From: Diego Novillo <dnovillo at redhat dot com>
- To: Andrew Pinski <pinskia at physics dot uc dot edu>
- Cc: "gcc-patches at gcc dot gnu dot org Patches" <gcc-patches at gcc dot gnu dot org>
- Date: Mon, 01 Nov 2004 11:28:39 -0500
- Subject: Re: [PATCH] Fix PR tree-opt/16808, Vops are not being renamed
- Organization: Red Hat Canada
- References: <117384CA-2B60-11D9-A2F5-000A95D692F4@physics.uc.edu>
On Sun, 2004-10-31 at 12:12, Andrew Pinski wrote:
> * tree-ssa.c (mark_all_v_defs): New function.
> (replace_immediate_uses): Call the new function.
> (pass_redundant_phi): Add TODO_fix_def_def_chains.
>
This is wrong. TODO_rename_vars and TODO_fix_def_def_chains do
essentially the same thing. If we have disappearing operands, you
should call mark_new_vars_to_rename.
Diego.