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=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,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 7688EC43334 for ; Mon, 27 Aug 2018 01:08:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D0D72174A for ; Mon, 27 Aug 2018 01:08:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3D0D72174A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=andestech.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727124AbeH0Ewn (ORCPT ); Mon, 27 Aug 2018 00:52:43 -0400 Received: from exmail.andestech.com ([59.124.169.137]:16302 "EHLO ATCSQR.andestech.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726825AbeH0Ewn (ORCPT ); Mon, 27 Aug 2018 00:52:43 -0400 Received: from mail.andestech.com (atcpcs16.andestech.com [10.0.1.222]) by ATCSQR.andestech.com with ESMTP id w7R15sm6025343; Mon, 27 Aug 2018 09:05:54 +0800 (GMT-8) (envelope-from alankao@andestech.com) Received: from atcsqa06.andestech.com (10.0.1.85) by ATCPCS16.andestech.com (10.0.1.222) with Microsoft SMTP Server id 14.3.123.3; Mon, 27 Aug 2018 09:08:14 +0800 From: Alan Kao To: , , "Palmer Dabbelt" , Albert Ou , Christoph Hellwig , Andrew Waterman , Arnd Bergmann , Darius Rad CC: , , , , Alan Kao Subject: [PATCH 3/5] Cleanup ISA string setting Date: Mon, 27 Aug 2018 09:07:53 +0800 Message-ID: <1535332075-5727-4-git-send-email-alankao@andestech.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1535332075-5727-1-git-send-email-alankao@andestech.com> References: <1535332075-5727-1-git-send-email-alankao@andestech.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.0.1.85] X-DNSRBL: X-MAIL: ATCSQR.andestech.com w7R15sm6025343 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch cleanup the MARCH string passing to both compiler and assembler. Note that the CFLAGS should not contain "fd" before we have mechnisms like kernel_fpu_begin/end in other architectures. Signed-off-by: Alan Kao Cc: Greentime Hu Cc: Vincent Chen Cc: Zong Li Cc: Nick Hu --- arch/riscv/Makefile | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index 1f536a7784aa..33bd3b4dd926 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -29,7 +29,6 @@ ifeq ($(CONFIG_ARCH_RV64I),y) KBUILD_CFLAGS += $(call cc-ifversion, -ge, 0500, -DCONFIG_ARCH_SUPPORTS_INT128) - KBUILD_MARCH = rv64im LDFLAGS += -melf64lriscv else BITS := 32 @@ -37,22 +36,20 @@ else KBUILD_CFLAGS += -mabi=ilp32 KBUILD_AFLAGS += -mabi=ilp32 - KBUILD_MARCH = rv32im LDFLAGS += -melf32lriscv endif KBUILD_CFLAGS += -Wall -ifeq ($(CONFIG_RISCV_ISA_A),y) - KBUILD_ARCH_A = a -endif -ifeq ($(CONFIG_RISCV_ISA_C),y) - KBUILD_ARCH_C = c -endif - -KBUILD_AFLAGS += -march=$(KBUILD_MARCH)$(KBUILD_ARCH_A)fd$(KBUILD_ARCH_C) +# ISA string setting +riscv-march-$(CONFIG_ARCH_RV32I) := rv32im +riscv-march-$(CONFIG_ARCH_RV64I) := rv64im +riscv-march-$(CONFIG_RISCV_ISA_A) := $(riscv-march-y)a +riscv-march-y := fd +riscv-march-$(CONFIG_RISCV_ISA_C) := $(riscv-march-y)c +KBUILD_CFLAGS += -march=$(subst fd,,$(riscv-march-y)) +KBUILD_AFLAGS += -march=$(riscv-march-y) -KBUILD_CFLAGS += -march=$(KBUILD_MARCH)$(KBUILD_ARCH_A)$(KBUILD_ARCH_C) KBUILD_CFLAGS += -mno-save-restore KBUILD_CFLAGS += -DCONFIG_PAGE_OFFSET=$(CONFIG_PAGE_OFFSET) -- 2.18.0