From patchwork Fri Jun 10 12:16:43 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Biener X-Patchwork-Id: 99886 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) by ozlabs.org (Postfix) with SMTP id C005FB7014 for ; Fri, 10 Jun 2011 22:17:03 +1000 (EST) Received: (qmail 8068 invoked by alias); 10 Jun 2011 12:17:01 -0000 Received: (qmail 8058 invoked by uid 22791); 10 Jun 2011 12:16:59 -0000 X-SWARE-Spam-Status: No, hits=-5.8 required=5.0 tests=AWL, BAYES_00, RCVD_IN_DNSWL_HI, T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from cantor.suse.de (HELO mx1.suse.de) (195.135.220.2) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 10 Jun 2011 12:16:44 +0000 Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.221.2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.suse.de (Postfix) with ESMTP id 6AFEB6CB00 for ; Fri, 10 Jun 2011 14:16:43 +0200 (CEST) Date: Fri, 10 Jun 2011 14:16:43 +0200 (CEST) From: Richard Guenther To: gcc-patches@gcc.gnu.org Subject: [PATCH] Fix PR49344 Message-ID: User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org This allegedly fixes PR49344. Bootstrapped and tested on x86_64-unknown-linux-gnu, applied. Richard. 2011-06-10 Richard Guenther PR bootstrap/49344 * tree-ssa-math-opts.c (convert_mult_to_fma): Use FOR_EACH_PHI_OR_STMT_USE. Index: gcc/tree-ssa-math-opts.c =================================================================== --- gcc/tree-ssa-math-opts.c (revision 174891) +++ gcc/tree-ssa-math-opts.c (working copy) @@ -2174,7 +2174,7 @@ convert_mult_to_fma (gimple mul_stmt, tr if (use_code == NEGATE_EXPR) { ssa_op_iter iter; - tree use; + use_operand_p usep; result = gimple_assign_lhs (use_stmt); @@ -2185,8 +2185,8 @@ convert_mult_to_fma (gimple mul_stmt, tr return false; /* Make sure the multiplication isn't also used on that stmt. */ - FOR_EACH_SSA_TREE_OPERAND (use, neguse_stmt, iter, SSA_OP_USE) - if (use == mul_result) + FOR_EACH_PHI_OR_STMT_USE (usep, neguse_stmt, iter, SSA_OP_USE) + if (USE_FROM_PTR (usep) == mul_result) return false; /* Re-validate. */