From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13020 invoked by alias); 6 Jun 2008 20:27:05 -0000 Received: (qmail 12251 invoked by uid 48); 6 Jun 2008 20:26:19 -0000 Date: Fri, 06 Jun 2008 20:27:00 -0000 Message-ID: <20080606202619.12250.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/36291] [4.3/4.4 Regression] GCC is slow and memory-hungry building sipQtGuipart.cpp In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth 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: 2008-06/txt/msg00363.txt.bz2 ------- Comment #13 from rguenth at gcc dot gnu dot org 2008-06-06 20:26 ------- Fixed. The remaining slowness is a dup of PR33237. Memory usage on the branch is now down to ~700MB peak VM usage on a 3GB machine at -O on x86_64. Compile time is down to tree find ref. vars : 12.26 (10%) usr 0.27 ( 4%) sys 12.44 (10%) wall 199898 kB (18%) ggc tree alias analysis : 5.04 ( 4%) usr 0.10 ( 2%) sys 5.15 ( 4%) wall 1716 kB ( 0%) ggc tree call clobbering : 12.50 (10%) usr 0.05 ( 1%) sys 12.54 (10%) wall 592 kB ( 0%) ggc tree memory partitioning: 32.74 (26%) usr 0.23 ( 4%) sys 32.94 (25%) wall 880 kB ( 0%) ggc tree SSA incremental : 3.29 ( 3%) usr 0.04 ( 1%) sys 3.25 ( 3%) wall 3714 kB ( 0%) ggc tree operand scan : 8.62 ( 7%) usr 0.17 ( 3%) sys 8.59 ( 7%) wall 59455 kB ( 5%) ggc TOTAL : 121.52 6.89 128.51 1141231 kB of course 4.1 took 34s and only 600MB. -- rguenth at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Known to fail| |4.3.1 Known to work| |4.1.3 Resolution| |FIXED Summary|GCC is slow and memory- |[4.3/4.4 Regression] GCC is |hungry building |slow and memory-hungry |sipQtGuipart.cpp |building sipQtGuipart.cpp Target Milestone|--- |4.3.2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36291