From patchwork Fri Apr 8 21:48:53 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xi Ruoyao X-Patchwork-Id: 1615079 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=HL9JQORb; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4KZsMz5bp7z9s09 for ; Sat, 9 Apr 2022 07:49:18 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 6DAA9385803D for ; Fri, 8 Apr 2022 21:49:16 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6DAA9385803D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1649454556; bh=TvPH94yjDtTV6yGIoSbBFbjL4960leJJ6zUmXKzIEvI=; h=Subject:To:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:Cc:From; b=HL9JQORbfRuPRcr848epOs2MMjDsO23ts5Y0xjpqz1kCsvbZ5nMz+tzTfq4gG173h Lv2WJdp1cksSVa1bZdSCR8jGzxsmFavl26evjDJoeyXAmmx4ZpYKJPcYfUBNfQXfEC abrOhuCCzN6WFj3m9cJRE2GbFeqHLAhF3DeL0r3c= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mengyan1223.wang (mengyan1223.wang [89.208.246.23]) by sourceware.org (Postfix) with ESMTPS id DE1AF3858D28 for ; Fri, 8 Apr 2022 21:48:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org DE1AF3858D28 Received: from localhost.localdomain (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-384)) (Client did not present a certificate) (Authenticated sender: xry111@mengyan1223.wang) by mengyan1223.wang (Postfix) with ESMTPSA id B89CC664E0; Fri, 8 Apr 2022 17:48:54 -0400 (EDT) Message-ID: <016a28a2d5787915c2ca25c808c20ac36f41beda.camel@mengyan1223.wang> Subject: [PATCH] loongarch: testsuite: adapt stack-usage-1.c for LP64 To: gcc-patches@gcc.gnu.org Date: Sat, 09 Apr 2022 05:48:53 +0800 User-Agent: Evolution 3.44.0 MIME-Version: 1.0 X-Spam-Status: No, score=-3037.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, JMQ_SPF_NEUTRAL, KAM_NUMSUBJECT, SPF_HELO_PASS, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Xi Ruoyao via Gcc-patches From: Xi Ruoyao Reply-To: Xi Ruoyao Cc: Chenghua Xu , Lulu Cheng Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" Another simple testcase change for LoongArch. Ok for trunk? --- LoongArch backend allocates two additional 8-byte stack slots for LP64, one for saving $fp and another for saving the temporary value "1". Ideally they are both unneeded, but (1) we're using -O0 so the code is suboptimized by the nature; (2) any improvement (if possible) should be deferred to GCC 13. So for now simply adjust the test to make it pass. gcc/testsuite/ * gcc.dg/stack-usage-1.c: Adjust for LoongArch LP64. --- gcc/testsuite/gcc.dg/stack-usage-1.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gcc/testsuite/gcc.dg/stack-usage-1.c b/gcc/testsuite/gcc.dg/stack-usage-1.c index 1d7d1fee435..21cce0f440c 100644 --- a/gcc/testsuite/gcc.dg/stack-usage-1.c +++ b/gcc/testsuite/gcc.dg/stack-usage-1.c @@ -105,6 +105,8 @@ # define SIZE 252 #elif defined (__CRIS__) # define SIZE 252 +#elif defined (__loongarch_lp64) +# define SIZE 240 /* 256 - 8 bytes for $fp, and 8 bytes for a temp value */ #else # define SIZE 256 #endif