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Re: Patch to move superblock formation to Tree-SSA

From: Daniel Berlin <dberlin at dberlin dot org>
To: Robert Kidd <rkidd at crhc dot uiuc dot edu>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 23 Sep 2005 16:18:00 -0400 (EDT)
Subject: Re: Patch to move superblock formation to Tree-SSA
References: <7ACADB6A-5F81-46E6-9BAB-8F83CF1CEB5D@crhc.uiuc.edu>

layout_superblocks function).

This patch adds a tree_bb_info struct to basic-block.h, which is analogous to rtl_bb_info.

Why?

You seem to have only added a visited flag.

You could have simply used a bitmap indexed by bb->index to track what was visited, or any other number of ways to keep tracking of whether a block has been visited or not.

Attachment: ssa-tracer.patch
Description: Binary data

References:
- Patch to move superblock formation to Tree-SSA
  - From: Robert Kidd

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