From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: 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 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=irq.a4lg.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=irq.a4lg.com 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) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=irq.a4lg.com; s=2017s01; t=1690177178; bh=I1wcz81IzyuxYC+gFMEL+ilQ0NS/BwBiXEq4yO5Dx+k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: Mime-Version:Content-Transfer-Encoding; b=grPDu+BEuQSw2Z9t3XcJs+HYyxnn1FPUzkKsBL0eLGjmL73rN5lOzDzEOoWMxTI1d O7WM6R2piEqd78MFgW/tHvEHqdpHTAl3BMTOqhyOrnjVSgYgbgNBhY7bUWnxkBEWuQ 89ti1sbsreqj+idtHABFD46J0Xpz0f8GUsn95hjU= From: Tsukasa OI 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 Content-Transfer-Encoding: 8bit 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 List-Id: 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" -- 2.41.0