From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 782 invoked by alias); 29 Jun 2010 00:49:27 -0000 Received: (qmail 731 invoked by uid 48); 29 Jun 2010 00:49:14 -0000 Date: Tue, 29 Jun 2010 00:49:00 -0000 Message-ID: <20100629004914.730.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/44576] [4.5/4.6 Regression] testsuite/gfortran.dg/zero_sized_1.f90 with huge compile time on prefetching + peeling In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "changpeng dot fang at amd dot com" 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: 2010-06/txt/msg02763.txt.bz2 ------- Comment #12 from changpeng dot fang at amd dot com 2010-06-29 00:49 ------- Created an attachment (id=21034) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21034&action=view) Early return in miss rate computation The attached patch improves the computation of miss rate. We can stop computing if the total misses has always exceeds the given acceptable threshold. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44576