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Re: Routine to compute dfs back edges
- To: Jan Hubicka <jh at suse dot cz>
- Subject: Re: Routine to compute dfs back edges
- From: Richard Henderson <rth at redhat dot com>
- Date: Mon, 30 Jul 2001 11:01:08 -0700
- Cc: gcc-patches at gcc dot gnu dot org, patches at x86-64 dot org
- References: <20010730124855.J5820@atrey.karlin.mff.cuni.cz>
On Mon, Jul 30, 2001 at 12:48:55PM +0200, Jan Hubicka wrote:
> * flow.c (mark_dfs_back_edges): Move here from .... ; mark back
> edges by EDGE_DFS_BACK flag.
> (dump_edge_info): Add dfs_back flag.
> * basic-block.h (EDGE_DFS_BACK): New constant.
> (mark_dfs_back_edges): Declare.
> * alias.c (loop_p): Here.
> (mark_constant_function): Use mark_dfs_back_edges.
Ok.
Don't use "..." "here" unless the two are adjacent. So write
(mark_dfs_back_edges): Move from loop_p;
[...]
(loop_p): Remove.
r~