From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30435 invoked by alias); 14 Mar 2003 15:12:09 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 30358 invoked by uid 48); 14 Mar 2003 15:12:08 -0000 Date: Fri, 14 Mar 2003 15:12:00 -0000 Message-ID: <20030314151208.30354.qmail@sources.redhat.com> To: douze@enseeiht.fr, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, hubicka@gcc.gnu.org From: bangerth@dealii.org Reply-To: bangerth@dealii.org, douze@enseeiht.fr, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, hubicka@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: target/10077: gcc -msse2 generates movd to move dwords between xmm regs X-SW-Source: 2003-03/txt/msg00858.txt.bz2 List-Id: Synopsis: gcc -msse2 generates movd to move dwords between xmm regs State-Changed-From-To: open->analyzed State-Changed-By: bangerth State-Changed-When: Fri Mar 14 15:12:08 2003 State-Changed-Why: I can confirm this: it leads to an assembler error with 3.2.2 and 3.3, but not with 3.4: g/x> /home/bangerth/bin/gcc-3.3-pre/bin/gcc -c gcc_bug.i -msse2 -O3 /tmp/ccn5g6XV.s: Assembler messages: /tmp/ccn5g6XV.s:127: Error: suffix or operands invalid for `movd' I leave it to others to find out where this problem comes from. Since mainline compiles and assembles this file just fine, this seems indeed like a problem in the compiler. The instruction in question is this one: movd %xmm7, %xmm3 W. http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=10077