From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 22089 invoked by alias); 25 Oct 2008 20:58:47 -0000 Received: (qmail 21990 invoked by uid 48); 25 Oct 2008 20:57:27 -0000 Date: Sat, 25 Oct 2008 20:58:00 -0000 Message-ID: <20081025205727.21989.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/37916] [4.0 Regression] SSA names causing register pressure; unnecessarily many simultaneously "live" names. In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "hp 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: 2008-10/txt/msg01647.txt.bz2 ------- Comment #3 from hp at gcc dot gnu dot org 2008-10-25 20:57 ------- Created an attachment (id=16543) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16543&action=view) Assembly output corresponding to gcc-4.4.0 (trunk at 141361) For cris-axis-elf, with -O2 -march=v10 -mno-mul-bug-workaround -fno-ivopts -fno-reorder-blocks -fno-gcse (Shutting off ivopts has a proven overall positive effect on this port.) -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37916