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[PATCH] PR middle-end/20177 Fix

From: Mostafa Hagog <MUSTAFA at il dot ibm dot com>
To: gcc-patches at gcc dot gnu dot org
Cc: roger at eyesopen dot com
Date: Mon, 21 Mar 2005 15:15:37 +0200
Subject: [PATCH] PR middle-end/20177 Fix




Following, http://gcc.gnu.org/ml/gcc-patches/2005-03/msg01886.html
I am going to commit the following patch to mainline today
if there is no objection.

2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>

      PR middle-end/20177
      * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
      * modulo-sched.c (const_iteration_count): Return on NULL
      pre-header.
      (print_node_sched_params): Return on NULL dump_file.
      (generate_reg_moves): Handle reg-anti dependencies and disregard
      closing branch when generating register moves.
      (sms_schedule): Mark the SMSed block dirty.
      * passes.c (rest_of_handle_sms): Call update_life_info for all
      basic-blocks.
      * testsuite/gcc.dg/20050321-1.c: New test.

(See attached file: 20177_fix_mainline2.patch)

Attachment: 20177_fix_mainline2.patch
Description: Binary data

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