From patchwork Thu May 18 13:10:07 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 95866 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp485244vqo; Thu, 18 May 2023 06:16:46 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ4eWW/MvGvbmJJOnNB5X1j0NUUvVFh+8+6ee6xVJQUbFXJvK2ea8gWRcUSeHw4CnIDDCzLw X-Received: by 2002:a05:6a20:9597:b0:104:1428:8d36 with SMTP id iu23-20020a056a20959700b0010414288d36mr1995145pzb.35.1684415806573; Thu, 18 May 2023 06:16:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1684415806; cv=none; d=google.com; s=arc-20160816; b=IY1vIIoj6NenRZumAYudE8CEodk2ScuPNX1+wQs2D+h9982mY4UTddJWBcxbWvql0+ qZEtsYwGkwtWgX2wLPOMcn1cn5g8CHzRhDEZu+pIpM6VsVIaqonxGXvq8ktXkquBnkcx 9u1b0jbdOYB9wUd43mAEX4ntcH0tirTK1N5729ECVlw/k3kNgSrkrQKmxYczU/2CRe3o i6QWmTkzLxHJKkrga7mddcKvRHsnEoncQs9OX2ucShw1qnKnlGtGRtbSX7jCdYKdcSiJ wj0pZulpeuo3Wf4IJBLF+t6PRZlf2H1qnqFnKcRcKRjgBRRa2ksn5dMKcrWoSlPjACtF 8FgQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=jiBLSaBTH2zBCfsr5+uLTxx1yV6J54FIuBjZi0qPCww=; b=dv3E5Owm9L5NbF6Xjcqen4iKp4zX7LgVD+NBmuA39jEdLZGGFO7cO+o6WhyZlhnf0O uyUGnlMfn4BUoqPYGp991Mm7IsUm+TnHqsBD1pp9+/YDuObCb3QZvqRNngSKTgzPZFoF NqwxkgZurJoMbom+eFA2VWXyoo3jhDVxdtShbPyQ80RJqME4fGGHvcmeW9rGsSOO0s/s s2k+2pCA5Hs2Wq0yHX9cjFK6mbAH4AvCwigZLVObfnsI8bcdkxYIEibNLElhTr82vkX3 /sznzbai+aPC4N99wSO5N5eTx+s9fxuuQxwJuEErTczWN0lMd51V+EJ4a1XMJDOzmO4b OhPQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=FXqmOW0K; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id a27-20020aa795bb000000b0063286f81d35si1673198pfk.262.2023.05.18.06.16.28; Thu, 18 May 2023 06:16:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=FXqmOW0K; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231483AbjERNPZ (ORCPT + 99 others); Thu, 18 May 2023 09:15:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45226 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231245AbjERNOh (ORCPT ); Thu, 18 May 2023 09:14:37 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C8E2A1991; Thu, 18 May 2023 06:13:50 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 9942364F3A; Thu, 18 May 2023 13:13:50 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 566E6C433A1; Thu, 18 May 2023 13:13:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1684415630; bh=8Y/3tw7LBtz2gYHWlOFw83dhZ7e45+M8w9YD/Nh3m5E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FXqmOW0KY+kh3dWehn3iktiaucY523D75j1oLEu2DkJNTYeHrG0CTGeI+pQW5p9WT 1VhHU8LKJg4V8guunv0uOqgA/bIkKJOerF+5A4BtxBY2lyKbPLXTc5wPcJSH9FXtjt syM7rD68B1355HMu7rGTlmhLpynWC52buCnMOTkGGe24fYGTyiauFRixNFibs0613T 5ys81zV8nXJbNU1Ypt5BY/i8IHnPTJypnlsgdrIQfEjxBD7huYczviHNM8U0bA2pR5 ydMN/D5jsIdvQ6d45fn5yx6DatgXTxVkPS5HyWR//xLGcPvG0FgCgCrPzlS3aFR0aD TvLYgcecSet9A== From: guoren@kernel.org To: arnd@arndb.de, guoren@kernel.org, palmer@rivosinc.com, tglx@linutronix.de, peterz@infradead.org, luto@kernel.org, conor.dooley@microchip.com, heiko@sntech.de, jszhang@kernel.org, chenhuacai@kernel.org, apatel@ventanamicro.com, atishp@atishpatra.org, mark.rutland@arm.com, bjorn@kernel.org, paul.walmsley@sifive.com, catalin.marinas@arm.com, will@kernel.org, rppt@kernel.org, anup@brainfault.org, shihua@iscas.ac.cn, jiawei@iscas.ac.cn, liweiwei@iscas.ac.cn, luxufan@iscas.ac.cn, chunyu@iscas.ac.cn, tsu.yubo@gmail.com, wefu@redhat.com, wangjunqiang@iscas.ac.cn, kito.cheng@sifive.com, andy.chiu@sifive.com, vincent.chen@sifive.com, greentime.hu@sifive.com, corbet@lwn.net, wuwei2016@iscas.ac.cn, jrtc27@jrtc27.com Cc: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren Subject: [RFC PATCH 16/22] riscv: s64ilp32: Add TImode (128 int) support Date: Thu, 18 May 2023 09:10:07 -0400 Message-Id: <20230518131013.3366406-17-guoren@kernel.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20230518131013.3366406-1-guoren@kernel.org> References: <20230518131013.3366406-1-guoren@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1766237989200678001?= X-GMAIL-MSGID: =?utf-8?q?1766237989200678001?= From: Guo Ren The s64ilp32 uses 64bit compiler, so it could support “Tetra Integer” mode, which represents a sixteen-byte (128) integer. It's the first 32BIT linux support TImode :) Signed-off-by: Guo Ren Signed-off-by: Guo Ren --- arch/riscv/Kconfig | 1 + arch/riscv/lib/Makefile | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 33fe624ef6d3..e0c3dee68510 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -305,6 +305,7 @@ config ARCH_RV64I config ARCH_RV64ILP32 bool "RV64ILP32" depends on NONPORTABLE + select ARCH_SUPPORTS_INT128 if !$(cc-option,$(m64-flag) -D__SIZEOF_INT128__=0) select 32BIT select MMU diff --git a/arch/riscv/lib/Makefile b/arch/riscv/lib/Makefile index 26cb2502ecf8..68af463795e1 100644 --- a/arch/riscv/lib/Makefile +++ b/arch/riscv/lib/Makefile @@ -9,5 +9,6 @@ lib-y += strncmp.o lib-$(CONFIG_MMU) += uaccess.o lib-$(CONFIG_64BIT) += tishift.o lib-$(CONFIG_RISCV_ISA_ZICBOZ) += clear_page.o +lib-$(CONFIG_ARCH_RV64ILP32) += tishift.o obj-$(CONFIG_FUNCTION_ERROR_INJECTION) += error-inject.o