From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 7861) id 2B7063858022; Fri, 10 Dec 2021 01:40:47 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2B7063858022 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Hongyu Wang To: gcc-cvs@gcc.gnu.org Subject: [gcc r12-5885] x86: Update -mtune=tremont X-Act-Checkin: gcc X-Git-Author: Cui,Lili X-Git-Refname: refs/heads/master X-Git-Oldrev: 213b7d9cf76d73f7b716a6f9119971cb65bd85e2 X-Git-Newrev: 35a4fe8091896529a19a7c2c2a32e69f3b5efddb Message-Id: <20211210014047.2B7063858022@sourceware.org> Date: Fri, 10 Dec 2021 01:40:47 +0000 (GMT) X-BeenThere: gcc-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Dec 2021 01:40:47 -0000 https://gcc.gnu.org/g:35a4fe8091896529a19a7c2c2a32e69f3b5efddb commit r12-5885-g35a4fe8091896529a19a7c2c2a32e69f3b5efddb Author: Cui,Lili Date: Fri Nov 26 11:16:43 2021 +0800 x86: Update -mtune=tremont Silvermont has a special handle in add_stmt_cost function, because it has in order SIMD pipeline. But for Tremont, its SIMD pipeline is out of order, remove Tremont from this special handle. gcc/ChangeLog * config/i386/i386.c (ix86_vector_costs::add_stmt_cost): Remove Tremont. Diff: --- gcc/config/i386/i386.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index f1e41fd55f9..9f4ed34ffd5 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -23144,8 +23144,7 @@ ix86_vector_costs::add_stmt_cost (int count, vect_cost_for_stmt kind, for Silvermont as it has out of order integer pipeline and can execute 2 scalar instruction per tick, but has in order SIMD pipeline. */ if ((TARGET_CPU_P (SILVERMONT) || TARGET_CPU_P (GOLDMONT) - || TARGET_CPU_P (GOLDMONT_PLUS) || TARGET_CPU_P (TREMONT) - || TARGET_CPU_P (INTEL)) + || TARGET_CPU_P (GOLDMONT_PLUS) || TARGET_CPU_P (INTEL)) && stmt_info && stmt_info->stmt) { tree lhs_op = gimple_get_lhs (stmt_info->stmt);