From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31394 invoked by alias); 4 Jun 2006 19:55:01 -0000 Received: (qmail 31320 invoked by uid 48); 4 Jun 2006 19:54:51 -0000 Date: Sun, 04 Jun 2006 19:56:00 -0000 Message-ID: <20060604195451.31319.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/26658] [4.0/4.1/4.2 Regression] perfomance regression between gcc 3.4.5 and 4.* In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "pinskia at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2006-06/txt/msg00426.txt.bz2 List-Id: ------- Comment #6 from pinskia at gcc dot gnu dot org 2006-06-04 19:54 ------- for(uint32_t i = 0; i < Loops; i+=1) { #define T memcpy(mb1, mb2, Block_Size); memset(mb2, i, Block_Size); T T T T T T T T T T #undef T } That should just reduce to memcpy(mb1, mb2, Block_Size); memset(mb2, i, Block_Size); -- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Component|regression |target GCC target triplet| |i686-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26658