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From: "bergner at gcc dot gnu dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/26854] [4.3/4.4/4.5/4.6 Regression] Inordinate compile times on large routines
Date: Thu, 29 Apr 2010 14:35:00 -0000 [thread overview]
Message-ID: <20100429143501.28990.qmail@sourceware.org> (raw)
In-Reply-To: <bug-26854-271@http.gcc.gnu.org/bugzilla/>
------- Comment #119 from bergner at gcc dot gnu dot org 2010-04-29 14:34 -------
Subject: Bug 26854
Author: bergner
Date: Thu Apr 29 14:34:35 2010
New Revision: 158902
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=158902
Log:
Backport from mainline.
2009-08-30 Alan Modra <amodra@bigpond.net.au>
PR target/41081
* fwprop.c (get_reg_use_in): Delete.
(free_load_extend): New function.
(forward_propagate_subreg): Use it.
2009-08-23 Alan Modra <amodra@bigpond.net.au>
PR target/41081
* fwprop.c (try_fwprop_subst): Allow multiple sets.
(get_reg_use_in): New function.
(forward_propagate_subreg): Propagate through subreg of zero_extend
or sign_extend.
2009-05-08 Paolo Bonzini <bonzini@gnu.org>
PR rtl-optimization/33928
PR 26854
* fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
process_uses, build_single_def_use_links): New.
(update_df): Update use_def_ref.
(forward_propagate_into): Use get_def_for_use instead of use-def
chains.
(fwprop_init): Call build_single_def_use_links and let it initialize
dataflow.
(fwprop_done): Free use_def_ref.
(fwprop_addr): Eliminate duplicate call to df_set_flags.
* df-problems.c (df_rd_simulate_artificial_defs_at_top,
df_rd_simulate_one_insn): New.
(df_rd_bb_local_compute_process_def): Update head comment.
(df_chain_create_bb): Use the new RD simulation functions.
* df.h (df_rd_simulate_artificial_defs_at_top,
df_rd_simulate_one_insn): New.
* opts.c (decode_options): Enable fwprop at -O1.
* doc/invoke.texi (-fforward-propagate): Document this.
Modified:
branches/ibm/gcc-4_4-branch/gcc/ChangeLog.ibm
branches/ibm/gcc-4_4-branch/gcc/df-problems.c
branches/ibm/gcc-4_4-branch/gcc/df.h
branches/ibm/gcc-4_4-branch/gcc/doc/invoke.texi
branches/ibm/gcc-4_4-branch/gcc/fwprop.c
branches/ibm/gcc-4_4-branch/gcc/opts.c
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26854
next prev parent reply other threads:[~2010-04-29 14:35 UTC|newest]
Thread overview: 122+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-24 20:25 [Bug c/26854] New: " lucier at math dot purdue dot edu
2006-03-25 16:21 ` [Bug tree-optimization/26854] " rguenth at gcc dot gnu dot org
2006-03-25 22:22 ` lucier at math dot purdue dot edu
2006-04-19 6:43 ` law at redhat dot com
2006-04-19 15:32 ` law at redhat dot com
2006-04-19 22:34 ` law at gcc dot gnu dot org
2006-04-20 3:18 ` lucier at math dot purdue dot edu
2006-04-20 3:28 ` law at redhat dot com
2006-04-20 3:39 ` lucier at math dot purdue dot edu
2006-04-20 16:13 ` law at gcc dot gnu dot org
2006-04-20 16:17 ` law at redhat dot com
2006-04-20 16:21 ` dberlin at gcc dot gnu dot org
2006-04-26 18:59 ` amacleod at redhat dot com
2006-04-27 2:29 ` amacleod at redhat dot com
2006-04-27 2:30 ` amacleod at redhat dot com
2006-04-27 20:22 ` amacleod at gcc dot gnu dot org
2006-11-30 4:36 ` lucier at math dot purdue dot edu
2006-11-30 4:54 ` dberlin at dberlin dot org
2006-12-07 17:33 ` lucier at math dot purdue dot edu
2006-12-07 17:54 ` dberlin at dberlin dot org
2006-12-07 17:54 ` dberlin at dberlin dot org
2006-12-07 21:51 ` lucier at math dot purdue dot edu
2006-12-08 1:24 ` lucier at math dot purdue dot edu
2006-12-11 6:28 ` lucier at math dot purdue dot edu
2007-01-10 18:49 ` lucier at math dot purdue dot edu
2007-01-10 19:48 ` amacleod at redhat dot com
2007-11-14 9:56 ` steven at gcc dot gnu dot org
2007-11-14 10:07 ` rguenth at gcc dot gnu dot org
2007-11-14 12:04 ` steven at gcc dot gnu dot org
2007-11-14 12:40 ` lucier at math dot purdue dot edu
2007-11-14 13:14 ` rguenth at gcc dot gnu dot org
2007-11-14 13:38 ` lucier at math dot purdue dot edu
2007-11-14 14:08 ` rguenth at gcc dot gnu dot org
2007-11-14 16:57 ` dberlin at dberlin dot org
2007-11-14 19:05 ` lucier at math dot purdue dot edu
2007-11-14 19:06 ` lucier at math dot purdue dot edu
2007-12-19 21:49 ` lucier at math dot purdue dot edu
2007-12-19 22:13 ` steven at gcc dot gnu dot org
2007-12-19 23:31 ` lucier at math dot purdue dot edu
2007-12-20 0:02 ` steven at gcc dot gnu dot org
2007-12-20 2:29 ` lucier at math dot purdue dot edu
2007-12-20 3:07 ` zadeck at naturalbridge dot com
2007-12-20 3:52 ` lucier at math dot purdue dot edu
2007-12-20 14:49 ` zadeck at naturalbridge dot com
2007-12-20 15:08 ` stevenb dot gcc at gmail dot com
2007-12-20 15:31 ` zadeck at naturalbridge dot com
2007-12-20 16:06 ` zadeck at naturalbridge dot com
2007-12-20 16:11 ` lucier at math dot purdue dot edu
2007-12-20 17:28 ` zadeck at naturalbridge dot com
2007-12-20 18:56 ` lucier at math dot purdue dot edu
2008-01-17 21:41 ` zadeck at naturalbridge dot com
2008-01-17 21:55 ` rguenth at gcc dot gnu dot org
2008-01-17 22:07 ` zadeck at naturalbridge dot com
2008-01-17 22:20 ` lucier at math dot purdue dot edu
2008-01-17 22:54 ` lucier at math dot purdue dot edu
2008-01-17 23:58 ` zadeck at naturalbridge dot com
2008-01-18 1:46 ` lucier at math dot purdue dot edu
2008-01-18 2:18 ` zadeck at naturalbridge dot com
2008-01-19 0:51 ` zadeck at gcc dot gnu dot org
2008-01-20 2:21 ` zadeck at gcc dot gnu dot org
2008-01-22 13:59 ` zadeck at gcc dot gnu dot org
2008-01-23 15:45 ` lucier at math dot purdue dot edu
2008-05-15 2:49 ` lucier at math dot purdue dot edu
2008-05-15 2:51 ` lucier at math dot purdue dot edu
2008-05-15 2:52 ` lucier at math dot purdue dot edu
2008-05-15 5:59 ` steven at gcc dot gnu dot org
2008-05-19 2:00 ` vmakarov at redhat dot com
2008-05-19 2:04 ` vmakarov at gcc dot gnu dot org
2008-05-19 2:09 ` vmakarov at redhat dot com
2008-05-19 17:55 ` lucier at math dot purdue dot edu
2008-07-10 17:37 ` lucier at math dot purdue dot edu
2008-07-10 17:45 ` lucier at math dot purdue dot edu
2008-07-10 19:38 ` rguenth at gcc dot gnu dot org
2008-07-10 19:40 ` zadeck at naturalbridge dot com
2008-09-10 13:40 ` lucier at math dot purdue dot edu
2008-09-17 19:39 ` [Bug tree-optimization/26854] [4.3/4.4 Regression] " rguenth at gcc dot gnu dot org
2008-09-18 1:20 ` lucier at math dot purdue dot edu
2008-09-26 15:45 ` lucier at math dot purdue dot edu
2008-09-26 15:45 ` lucier at math dot purdue dot edu
2008-09-26 15:47 ` lucier at math dot purdue dot edu
2009-01-24 10:28 ` rguenth at gcc dot gnu dot org
2009-02-04 12:45 ` bonzini at gnu dot org
2009-02-04 17:27 ` lucier at math dot purdue dot edu
2009-02-04 17:28 ` lucier at math dot purdue dot edu
2009-02-04 18:24 ` dberlin at dberlin dot org
2009-02-11 13:22 ` rguenth at gcc dot gnu dot org
2009-02-13 11:08 ` rguenth at gcc dot gnu dot org
2009-02-13 15:40 ` lucier at math dot purdue dot edu
2009-02-13 16:55 ` bonzini at gnu dot org
2009-02-13 17:06 ` jakub at gcc dot gnu dot org
2009-02-13 17:30 ` lucier at math dot purdue dot edu
2009-02-13 17:37 ` lucier at math dot purdue dot edu
2009-02-13 17:44 ` lucier at math dot purdue dot edu
2009-02-14 14:42 ` stevenb dot gcc at gmail dot com
2009-02-14 21:58 ` lucier at math dot purdue dot edu
2009-02-14 23:07 ` dberlin at dberlin dot org
2009-02-15 11:26 ` stevenb dot gcc at gmail dot com
2009-02-16 2:08 ` dberlin at dberlin dot org
2009-02-20 13:03 ` jakub at gcc dot gnu dot org
2009-02-20 19:52 ` lucier at math dot purdue dot edu
2009-02-20 19:54 ` lucier at math dot purdue dot edu
2009-02-20 19:56 ` lucier at math dot purdue dot edu
2009-02-21 4:14 ` dberlin at dberlin dot org
2009-02-21 18:31 ` lucier at math dot purdue dot edu
2009-02-21 18:42 ` rguenther at suse dot de
2009-02-21 18:56 ` lucier at math dot purdue dot edu
2009-02-21 19:04 ` steven at gcc dot gnu dot org
2009-02-21 22:35 ` dberlin at dberlin dot org
2009-05-08 12:23 ` [Bug tree-optimization/26854] [4.3/4.4/4.5 " bonzini at gcc dot gnu dot org
2009-06-15 16:30 ` bonzini at gnu dot org
2009-06-27 14:49 ` bonzini at gcc dot gnu dot org
2009-08-04 12:33 ` rguenth at gcc dot gnu dot org
2009-10-03 1:39 ` bergner at gcc dot gnu dot org
2010-03-26 17:44 ` howarth at nitro dot med dot uc dot edu
2010-03-27 4:28 ` lucier at math dot purdue dot edu
2010-03-27 4:59 ` lucier at math dot purdue dot edu
2010-03-27 5:20 ` lucier at math dot purdue dot edu
2010-03-27 11:15 ` rguenth at gcc dot gnu dot org
2010-03-27 16:38 ` lucier at math dot purdue dot edu
2010-03-27 16:45 ` lucier at math dot purdue dot edu
2010-04-29 14:35 ` bergner at gcc dot gnu dot org [this message]
2010-05-22 18:16 ` [Bug tree-optimization/26854] [4.3/4.4/4.5/4.6 " rguenth at gcc dot gnu dot org
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