From patchwork Tue Feb 22 15:00:11 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Lyon X-Patchwork-Id: 51291 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 52F6C3899016 for ; Tue, 22 Feb 2022 15:00:56 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 52F6C3899016 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1645542056; bh=gA8AAsrjZ5Ec9EIZxd9/NH4GwkwrHUAaIPjX7o8ykXE=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=p/AhLm1UYRl6+wX0MuTDQ9Vh1WEp9tHXTYTqNjNoxDeUVTSdQuvQLU+KQnVK6snmE GPL7dpbT/2v7zHc+egI5d0M2HbVB0uXjjMZdaGtJeA/JrneEz9pD4382ff20Qt2gih dWDvfPfLlF9N6TQGf/fUInzr1EQs5D8WHNbsY/pg= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by sourceware.org (Postfix) with ESMTPS id 68E21383643B for ; Tue, 22 Feb 2022 15:00:27 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 68E21383643B Received: by mail-wr1-x433.google.com with SMTP id d28so6082684wra.4 for ; Tue, 22 Feb 2022 07:00:27 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=gA8AAsrjZ5Ec9EIZxd9/NH4GwkwrHUAaIPjX7o8ykXE=; b=UV+LapG54qPk1b1Vp0VJ4V/242QFJM3umDqTXeeksPI5hM6ZHlXUKwEcfMAvi96pyL OvjiLi7LPDIQvV1mvDtJCYr2OfTun/e/3NhBrnGKnYE2nrPbUADgrYCZ+h50AzN34Rqi /Iwu9mmqIQcsk7Hxs7E68oGO8oKi8Ym0EOBiW08QeOcWFAFImPCs2fz/JNj4yqe9gVP/ ujDrjNUWSAnzMDxujZFSBcxNGSlzadPeoMf/F24CoI9gXnTe54wjMqHf4yymiDEa045F dqyWURRNAn/17PWFq0MTSePqKHYlwoFQWOVSS9EZJimmiLeiSmQN1tn1+LJaDDCxLMFn wCpQ== X-Gm-Message-State: AOAM533Aibz/XFHkrSNbtpHSrBpq2EpVULNOh++dlQQFax2E5iZ9sQJo 5Qe59Th9rCDHK3py5Fi1FPdDXr8oeJeQFg== X-Google-Smtp-Source: ABdhPJwZVMtsLDL1YGPixd10ZgCYaWnPaxzC12fWF706alf9o8TW64GfJ3miEYlDW0d5VFsja6ZH0w== X-Received: by 2002:a5d:5265:0:b0:1ed:9df7:a09 with SMTP id l5-20020a5d5265000000b001ed9df70a09mr514025wrc.614.1645542026448; Tue, 22 Feb 2022 07:00:26 -0800 (PST) Received: from babel.clyon.hd.free.fr ([2a01:e0a:203:b210:afd3:bde6:6149:fc73]) by smtp.gmail.com with ESMTPSA id w8sm53845941wre.83.2022.02.22.07.00.25 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Feb 2022 07:00:25 -0800 (PST) X-Google-Original-From: Christophe Lyon To: gcc-patches@gcc.gnu.org Subject: [PATCH v4 03/12] arm: Add support for VPR_REG in arm_class_likely_spilled_p Date: Tue, 22 Feb 2022 16:00:11 +0100 Message-Id: <20220222150020.22852-4-christophe.lyon@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220222150020.22852-1-christophe.lyon@linaro.org> References: <20220222150020.22852-1-christophe.lyon@linaro.org> MIME-Version: 1.0 X-Spam-Status: No, score=-10.8 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, 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: Christophe Lyon via Gcc-patches From: Christophe Lyon Reply-To: Christophe Lyon Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" From: Christophe Lyon VPR_REG is the only register in its class, so it should be handled by TARGET_CLASS_LIKELY_SPILLED_P, which is achieved by calling default_class_likely_spilled_p. No test fails without this patch, but it seems it should be implemented. Most of the work of this patch series was carried out while I was working at STMicroelectronics as a Linaro assignee. 2022-02-22 Christophe Lyon gcc/ * config/arm/arm.cc (arm_class_likely_spilled_p): Handle VPR_REG. diff --git a/gcc/config/arm/arm.cc b/gcc/config/arm/arm.cc index 9c19589186f..8d7f095b59b 100644 --- a/gcc/config/arm/arm.cc +++ b/gcc/config/arm/arm.cc @@ -29369,7 +29369,7 @@ arm_class_likely_spilled_p (reg_class_t rclass) || rclass == CC_REG) return true; - return false; + return default_class_likely_spilled_p (rclass); } /* Implements target hook small_register_classes_for_mode_p. */