Received: by 2002:a25:2c96:0:0:0:0:0 with SMTP id s144csp90220ybs; Tue, 26 May 2020 04:32:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyYMvI1eZJhfHTvY3c3cxKdccqTZ3DeckWbcz02dOV8LZPV73DUvRVjzI4M8k9KnHiAnXBG X-Received: by 2002:a17:906:c112:: with SMTP id do18mr624601ejc.231.1590492747747; Tue, 26 May 2020 04:32:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590492747; cv=none; d=google.com; s=arc-20160816; b=yI+7yBWHGller/NMP0LGFCDtRQF1JS3FRrX8vzTOZ+6b3bYhpckLBQkT7Uoy40PP3/ BCmEQb6nV8e60XVm3XNds9YhgPhfrplENqR/mJQZT5qu1XnK2pqBm/L+aWIjselV34Mp lu0eTapON0byaiYZnX31TrV332xlyHx7Z8WA+4HAr2HEZ2NizFNX8oiiKG0H3u3o6qq7 LeiaPtKCfJ7EXsrH8Iygv5pvk0ZghMd1jQZ8XLI+hC2EE9wd8CTYdrd7x69z+NpitL11 xsCi1Az+/7sHjDKYVmEyIHsbJMeMr2ewuNBElpj6H2GAQc1GU7OpeyCPfcqWfDkdtE6q Qtow== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:to:from :dkim-signature; bh=82NB9lCPMwXynDeXK6u4yXJsBZGIDVjhoL3cA6mdRsQ=; b=jC5b7LdI3gmEqYALnLNJ17LZeaIB08P2/nSe0ZyIiJCmtBaxb+cPfdbq+klbcHp3Ti nMCT19xmradI9qKh41bqqiuv2Aob6TozDV9M8ypLLKkpH7YoFCp2JaT6yPONh97/z7ld PV5pxLU58ZzJkQrMrjVZMmz5cdG829TxvY2Y/LtdWCJDu0c81za9PvZZyB0OGwecnW3G 916FyGrxfjjXvWRN4vce+TnFUmw33ivlo3WTwvXcMMbow0CxvQRcJMiBw9OlNcWhgSdp dzvy3Pk7IYOzY85mwKs+QBpSHRudmn2a2lvARCWq+gPuiGSI/WPqtnM5rW4kfHEcqSA7 XXVQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@sifive.com header.s=google header.b=FaftoKe+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y18si10308804ejf.113.2020.05.26.04.32.04; Tue, 26 May 2020 04:32:27 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@sifive.com header.s=google header.b=FaftoKe+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731426AbgEZHC4 (ORCPT + 99 others); Tue, 26 May 2020 03:02:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33850 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727873AbgEZHCy (ORCPT ); Tue, 26 May 2020 03:02:54 -0400 Received: from mail-pl1-x644.google.com (mail-pl1-x644.google.com [IPv6:2607:f8b0:4864:20::644]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8457DC061A0E for ; Tue, 26 May 2020 00:02:54 -0700 (PDT) Received: by mail-pl1-x644.google.com with SMTP id u22so8263074plq.12 for ; Tue, 26 May 2020 00:02:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=82NB9lCPMwXynDeXK6u4yXJsBZGIDVjhoL3cA6mdRsQ=; b=FaftoKe+0VZVQZfx6UqrMrjEGKXsDAMQES+qIZJ2/T5sVpacKZTqHEKzYwPkn8u3Yn JKthoGXIp3ZuFeRPBM6tCVTFE1pvm/klC/QDuGmact9URjVXCTDaRzHQzGbV3nBoqTD+ 3Afh4Z2yD7rE+JgNq6Gkeqa1IW5gxkucbB+RIhQihixaToLipBJVA/OeTmsRhrehKSRN dGkDv15x2U1w9i9skTs3zr0XY28wbuxQy7ttu0tHLi6Ltu0Hu6kPXzOYpNRi71p44whN 03MbhRIsC1i9Ha6mwACeLPzjD2RXAAN2ZJUvJeIhRpsNjl85Pq4LwXZlGmEJkjOt5bn6 mkzA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=82NB9lCPMwXynDeXK6u4yXJsBZGIDVjhoL3cA6mdRsQ=; b=Yi/6N8KpiYNNW9kSCjlfGzo/xVAqdZih07j169SxjwlGoJsNqNVkhKj7uFWX+wUcz1 y4b/hug01/4Tl8WbHDIDce1cQCIFjl6NF9x+GKTqdA4xnhwEvdn6leNv3yUBkbwE12Mz u3zoGyiwMAAzjSngiHHB3FX1g3w1V57kzViQ0XybA1GZYjuipVThcXjuGiYh0BkbM0LA iBpWVa0FJ+ZTVkaPSDNoufJ7/sKSPXwxNdpRUA5GSNpjGR69VDJAK7UjyxL5hXx/el5x i6WtfirRfi7KIXyxNKBujySKTzKK9q5af3oSBkcArVzIUlGvnonN0ifknx2wiUVqhgQg 5Y3w== X-Gm-Message-State: AOAM531FYpLfCXCRi65nDw3dKSvsNc10qmrFIdpKBbOR05FNx+veqHfv y7CiJWrf4kS4+skbQF0dvChPASMw13v0Mg== X-Received: by 2002:a17:902:bb86:: with SMTP id m6mr31111794pls.341.1590476574044; Tue, 26 May 2020 00:02:54 -0700 (PDT) Received: from hsinchu02.internal.sifive.com (114-34-229-221.HINET-IP.hinet.net. [114.34.229.221]) by smtp.gmail.com with ESMTPSA id q34sm15167431pja.22.2020.05.26.00.02.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 May 2020 00:02:53 -0700 (PDT) From: Greentime Hu To: greentime.hu@sifive.com, guoren@linux.alibaba.com, vincent.chen@sifive.com, paul.walmsley@sifive.com, palmerdabbelt@google.com, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, oleg@redhat.com Subject: [RFC PATCH v4 02/13] riscv: Separate patch for cflags and aflags Date: Tue, 26 May 2020 15:02:31 +0800 Message-Id: <0c949212bff708dcbd530bfd7c13a04a2ca2bbd8.1590474856.git.greentime.hu@sifive.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Guo Ren From: Guo Ren Use "subst fd" in Makefile is a hack way and it's not convenient to add new ISA feature. Just separate them into riscv-march-cflags and riscv-march-aflags. Signed-off-by: Guo Ren --- arch/riscv/Makefile | 18 ++++++++++++------ 1 file changed, 12 insertions(+), 6 deletions(-) diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index fb6e37db836d..957d064bead0 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -37,12 +37,18 @@ else endif # ISA string setting -riscv-march-$(CONFIG_ARCH_RV32I) := rv32ima -riscv-march-$(CONFIG_ARCH_RV64I) := rv64ima -riscv-march-$(CONFIG_FPU) := $(riscv-march-y)fd -riscv-march-$(CONFIG_RISCV_ISA_C) := $(riscv-march-y)c -KBUILD_CFLAGS += -march=$(subst fd,,$(riscv-march-y)) -KBUILD_AFLAGS += -march=$(riscv-march-y) +riscv-march-cflags-$(CONFIG_ARCH_RV32I) := rv32ima +riscv-march-cflags-$(CONFIG_ARCH_RV64I) := rv64ima +riscv-march-$(CONFIG_FPU) := $(riscv-march-y)fd +riscv-march-cflags-$(CONFIG_RISCV_ISA_C) := $(riscv-march-cflags-y)c + +riscv-march-aflags-$(CONFIG_ARCH_RV32I) := rv32ima +riscv-march-aflags-$(CONFIG_ARCH_RV64I) := rv64ima +riscv-march-aflags-$(CONFIG_FPU) := $(riscv-march-aflags-y)fd +riscv-march-aflags-$(CONFIG_RISCV_ISA_C) := $(riscv-march-aflags-y)c + +KBUILD_CFLAGS += -march=$(riscv-march-cflags-y) +KBUILD_AFLAGS += -march=$(riscv-march-aflags-y) KBUILD_CFLAGS += -mno-save-restore KBUILD_CFLAGS += -DCONFIG_PAGE_OFFSET=$(CONFIG_PAGE_OFFSET) -- 2.26.2