From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A3FE0C10DCE for ; Sun, 8 Mar 2020 09:53:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 66ADA2084E for ; Sun, 8 Mar 2020 09:53:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583661203; bh=a+fEawxUrmRXxmSzSy/C7nojpkQvXf9neNEOdNooh+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=TycEY5Ka4oxhv3UWmfCOeCDAXYEnfT+O6BwWAv+Zfr5DHeyPS8ojGLEr1uvvckA4s 3wRU9W2KrWSKrGszySG1ygrzIQ4OqtpxakbbmQt+kIJHjKQ0faSVVfkM4I77CXqJnN Fhw2kekMIzwzm1yYidnVSq7SAy600D6q5vMJE/Zk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726260AbgCHJxX (ORCPT ); Sun, 8 Mar 2020 05:53:23 -0400 Received: from mail.kernel.org ([198.145.29.99]:37156 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725306AbgCHJxW (ORCPT ); Sun, 8 Mar 2020 05:53:22 -0400 Received: from localhost.localdomain (unknown [89.208.247.74]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id B3A3220828; Sun, 8 Mar 2020 09:53:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583661202; bh=a+fEawxUrmRXxmSzSy/C7nojpkQvXf9neNEOdNooh+Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eowOCkteI7Hf21jyWkewxxreP87MDWIRPPkAP3C2tqj0EycanQMnp9TkLmAWqCEd+ cD8rWoNCZh+kj2Z6JktJW/B08sqaeCspHXpHIFhdK+sm8zgMF0mNSqO81Mdk4vswHQ TLTKMuNiSgGkvBNzRu5YPu1lQEC7MnJ6t4JCP+D4= From: guoren@kernel.org To: paul.walmsley@sifive.com, palmer@dabbelt.com, Anup.Patel@wdc.com, greentime.hu@sifive.com Cc: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, arnd@arndb.de, linux-csky@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren , Dave Martin Subject: [RFC PATCH V3 01/11] riscv: Separate patch for cflags and aflags Date: Sun, 8 Mar 2020 17:49:44 +0800 Message-Id: <20200308094954.13258-2-guoren@kernel.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20200308094954.13258-1-guoren@kernel.org> References: <20200308094954.13258-1-guoren@kernel.org> Sender: linux-csky-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-csky@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 b9009a2fbaf5..6d09b53cf106 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -35,12 +35,18 @@ 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) -- 2.17.0