From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27065 invoked by alias); 4 Jan 2006 12:29:20 -0000 Received: (qmail 27046 invoked by alias); 4 Jan 2006 12:29:18 -0000 Date: Wed, 04 Jan 2006 12:29:00 -0000 Message-ID: <20060104122918.27045.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/25554] [3.4/4.0/4.1/4.2 Regression] unrecognizable insn on x86_64 with -O2 -ftracer ( -fno-tree-dominator-opts on the mainline) In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jakub 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: 2006-01/txt/msg00399.txt.bz2 List-Id: ------- Comment #4 from jakub at gcc dot gnu dot org 2006-01-04 12:29 ------- Subject: Bug 25554 Author: jakub Date: Wed Jan 4 12:29:14 2006 New Revision: 109327 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=109327 Log: PR target/25554 * config/i386/i386.md (testqi_ext_3): Ensure len is positive and pos non-negative and pos + len <= 32. (testqi_ext_3_rex64): Ensure len is positive and pos non-negative, drop pos + len < HOST_BITS_PER_WIDE_INT test. (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT. * gcc.c-torture/compile/20051228-1.c: New test. Added: branches/gcc-4_0-branch/gcc/testsuite/gcc.c-torture/compile/20051228-1.c Modified: branches/gcc-4_0-branch/gcc/ChangeLog branches/gcc-4_0-branch/gcc/config/i386/i386.md branches/gcc-4_0-branch/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25554