From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 6473 invoked by alias); 20 Jan 2008 01:50:01 -0000 Received: (qmail 30114 invoked by alias); 20 Jan 2008 01:49:15 -0000 Date: Sun, 20 Jan 2008 02:21:00 -0000 Message-ID: <20080120014915.30110.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/26854] Inordinate compile times on large routines In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "zadeck at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-01/txt/msg02138.txt.bz2 ------- Comment #59 from zadeck at gcc dot gnu dot org 2008-01-20 01:49 ------- Subject: Bug 26854 Author: zadeck Date: Sun Jan 20 01:48:25 2008 New Revision: 131670 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131670 Log: 2008-01-19 Kenneth Zadeck PR rtl-optimization/26854 PR rtl-optimization/34400 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use DF_RD->gen. * df.h (df_changeable_flags.DF_RD_NO_TRIM): New. (df_rd_bb_info.expanded_lr_out): New. * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag. * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n, df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free): Added code to allocate, initialize or free expanded_lr_out. (df_rd_bb_local_compute_process_def): Restructured to make more understandable. (df_rd_confluence_n): Add code to do nothing with fake edges and code to no apply invalidate_by_call sets if the sets are being trimmed. (df_lr_local_finalize): Renamed to df_lr_finalize. (df_live_local_finalize): Renamed to df_live_finalize. Modified: trunk/gcc/ChangeLog trunk/gcc/ddg.c trunk/gcc/df-problems.c trunk/gcc/df.h trunk/gcc/loop-invariant.c trunk/gcc/loop-iv.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26854