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[8.43.85.97]) by mx.google.com with ESMTPS id j13-20020aa7c0cd000000b0051e226c1141si5936690edp.333.2023.07.23.22.39.56 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 23 Jul 2023 22:39:56 -0700 (PDT) Received-SPF: pass (google.com: domain of binutils-bounces+ouuuleilei=gmail.com@sourceware.org designates 8.43.85.97 as permitted sender) client-ip=8.43.85.97; Authentication-Results: mx.google.com; dkim=pass header.i=@sourceware.org header.s=default header.b=a0LFrGxd; spf=pass (google.com: domain of binutils-bounces+ouuuleilei=gmail.com@sourceware.org designates 8.43.85.97 as permitted sender) smtp.mailfrom="binutils-bounces+ouuuleilei=gmail.com@sourceware.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 7C0EA385AF9A for ; Mon, 24 Jul 2023 05:39:48 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 7C0EA385AF9A DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1690177188; bh=I1wcz81IzyuxYC+gFMEL+ilQ0NS/BwBiXEq4yO5Dx+k=; h=To:Cc:Subject:Date:In-Reply-To:References:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=a0LFrGxdlsQfFab0CC1YEJiEN/kjg1YmVjeqL5ejhjyFzy3HW8M7IaT+1xIcE8QE0 xEKUrSzv+9Daxb/yllsPRqSc5H2wIQafCiAdP3ZF5S3VuPJIU6Kx5vfUfhz909hU7z EwILMH/sKCcUzdIhsfnTGNshzd3avRGXFXTmd3p0= X-Original-To: binutils@sourceware.org Delivered-To: binutils@sourceware.org Received: from mail-sender-0.a4lg.com (mail-sender-0.a4lg.com [IPv6:2401:2500:203:30b:4000:6bfe:4757:0]) by sourceware.org (Postfix) with ESMTPS id 59F84385AF97 for ; Mon, 24 Jul 2023 05:39:40 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 59F84385AF97 Received: from [127.0.0.1] (localhost [127.0.0.1]) by mail-sender-0.a4lg.com (Postfix) with ESMTPSA id 5863F300089; Mon, 24 Jul 2023 05:39:38 +0000 (UTC) To: Tsukasa OI , Nelson Chu , Kito Cheng , Palmer Dabbelt Cc: binutils@sourceware.org Subject: [PATCH 2/2] RISC-V: Implications from 'Zc[fd]' extensions Date: Mon, 24 Jul 2023 05:38:52 +0000 Message-ID: <78042a623fd4f5da8aab0cb0cad4a6c04c5529b6.1690177089.git.research_trasio@irq.a4lg.com> In-Reply-To: References: Mime-Version: 1.0 X-Spam-Status: No, score=-12.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, GIT_PATCH_0, SPF_HELO_NONE, SPF_PASS, TXREP, 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 server2.sourceware.org X-BeenThere: binutils@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Binutils mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Tsukasa OI via Binutils From: Tsukasa OI Reply-To: Tsukasa OI Errors-To: binutils-bounces+ouuuleilei=gmail.com@sourceware.org Sender: "Binutils" X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1772279244052311604 X-GMAIL-MSGID: 1772279244052311604 From: Tsukasa OI The version 1.0.4-1 of the code size reduction specification clarifies that 'Zcf' implies 'F' and 'Zcd' implies 'D'. cf: This commit adds those implications. bfd/ChangeLog: * elfxx-riscv.c (riscv_implicit_subsets): Add two implications, 'Zcf' -> 'F' and 'Zcd' -> 'D'. gas/ChangeLog: * testsuite/gas/riscv/march-imply-zcd.d: New test. * testsuite/gas/riscv/march-imply-zcf.d: New test. --- bfd/elfxx-riscv.c | 2 ++ gas/testsuite/gas/riscv/march-imply-zcd.d | 6 ++++++ gas/testsuite/gas/riscv/march-imply-zcf.d | 6 ++++++ 3 files changed, 14 insertions(+) create mode 100644 gas/testsuite/gas/riscv/march-imply-zcd.d create mode 100644 gas/testsuite/gas/riscv/march-imply-zcf.d diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c index eaf496649db1..b43d2cfa0fab 100644 --- a/bfd/elfxx-riscv.c +++ b/bfd/elfxx-riscv.c @@ -1132,6 +1132,8 @@ static struct riscv_implicit_subset riscv_implicit_subsets[] = {"zvl256b", "zvl128b", check_implicit_always}, {"zvl128b", "zvl64b", check_implicit_always}, {"zvl64b", "zvl32b", check_implicit_always}, + {"zcd", "d", check_implicit_always}, + {"zcf", "f", check_implicit_always}, {"zfa", "f", check_implicit_always}, {"d", "f", check_implicit_always}, {"zfh", "zfhmin", check_implicit_always}, diff --git a/gas/testsuite/gas/riscv/march-imply-zcd.d b/gas/testsuite/gas/riscv/march-imply-zcd.d new file mode 100644 index 000000000000..e7c75f649a8b --- /dev/null +++ b/gas/testsuite/gas/riscv/march-imply-zcd.d @@ -0,0 +1,6 @@ +#as: -march=rv32i_zcd -march-attr -misa-spec=20191213 +#readelf: -A +#source: empty.s +Attribute Section: riscv +File Attributes + Tag_RISCV_arch: "rv32i2p1_f2p2_d2p2_zicsr2p0_zca1p0_zcd1p0" diff --git a/gas/testsuite/gas/riscv/march-imply-zcf.d b/gas/testsuite/gas/riscv/march-imply-zcf.d new file mode 100644 index 000000000000..3829637a16fa --- /dev/null +++ b/gas/testsuite/gas/riscv/march-imply-zcf.d @@ -0,0 +1,6 @@ +#as: -march=rv32i_zcf -march-attr -misa-spec=20191213 +#readelf: -A +#source: empty.s +Attribute Section: riscv +File Attributes + Tag_RISCV_arch: "rv32i2p1_f2p2_zicsr2p0_zca1p0_zcf1p0"