From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 30640 invoked by alias); 1 Aug 2008 12:54:26 -0000 Received: (qmail 30259 invoked by uid 48); 1 Aug 2008 12:53:10 -0000 Date: Fri, 01 Aug 2008 12:54:00 -0000 Message-ID: <20080801125310.30258.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/36992] Very stange code for _mm_move_epi64 In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "hjl dot tools at gmail 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: 2008-08/txt/msg00036.txt.bz2 ------- Comment #4 from hjl dot tools at gmail dot com 2008-08-01 12:53 ------- (In reply to comment #2) > Google leads me to VC++ reference which says "Moves the lower 64 bits of the > lower 64 bits of the result, zeroing the upper bits. > > I guess inlining and type fixing messes this up very early. > Please download Intel64/IA32 SDM from: http://developer.intel.com/products/processor/manuals/index.htm _mm_move_epi64 is an intrinsic for "movq". -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36992