From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4851 invoked by alias); 3 Dec 2009 17:48:09 -0000 Received: (qmail 4635 invoked by uid 48); 3 Dec 2009 17:47:55 -0000 Date: Thu, 03 Dec 2009 17:48:00 -0000 Message-ID: <20091203174755.4634.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/38474] [Meta] slow compilation at -O0 (callgraph optimization, inline heuristics, expand ) In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jv244 at cam dot ac dot uk" 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: 2009-12/txt/msg00292.txt.bz2 ------- Comment #43 from jv244 at cam dot ac dot uk 2009-12-03 17:47 ------- (In reply to comment #42) > Subject: Bug 38474 > > Author: matz > Date: Thu Dec 3 13:36:32 2009 > New Revision: 154945 looks like the initial testcase now runs with 1.3Gb, and with the following timings (so mem/time both better by a factor of two): expand : 386.46 (89%) usr 0.81 (48%) sys 387.21 (89%) wall 309554 kB (56%) ggc integrated RA : 17.97 ( 4%) usr 0.26 (15%) sys 18.28 ( 4%) wall 8696 kB ( 2%) ggc reload : 7.78 ( 2%) usr 0.25 (15%) sys 8.07 ( 2%) wall 123546 kB (22%) ggc thread pro- & epilogue: 0.74 ( 0%) usr 0.00 ( 0%) sys 0.76 ( 0%) wall 239 kB ( 0%) ggc final : 2.84 ( 1%) usr 0.12 ( 7%) sys 2.95 ( 1%) wall 20 kB ( 0%) ggc TOTAL : 434.29 1.70 436.00 553866 kB -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38474