From patchwork Wed Jul 3 01:46:33 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 13720533 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2F543C3065C for ; Wed, 3 Jul 2024 01:53:24 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sOpB7-00013o-QT; Tue, 02 Jul 2024 21:53:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOpAz-000118-Hg; Tue, 02 Jul 2024 21:52:53 -0400 Received: from out30-110.freemail.mail.aliyun.com ([115.124.30.110]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sOpAv-0000ID-Oo; Tue, 02 Jul 2024 21:52:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1719971565; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=lb8nPC3guShQriWC6z1jk+f/5hN4YT+Hh7z+UKZLabI=; b=Uslzd7ReMB74kJQQRsvxVxoVp8G8efJDWAFKnT2nGG4/cI8druncB+aYQzjKNv8j+kb3CMowaLqyc69Oesj3T0BiwrVdYaLk7CgGbeVcMfXCL5f0r6dH9mZrCUU5c/vsmCyNdKhu7RtIAhW74ejgNhXyiuMZT0OLop2Nq3t3tF8= X-Alimail-AntiSpam: AC=PASS; BC=-1|-1; BR=01201311R201e4; CH=green; DM=||false|; DS=||; FP=0|-1|-1|-1|0|-1|-1|-1; HT=maildocker-contentspam033037067109; MF=zhiwei_liu@linux.alibaba.com; NM=1; PH=DS; RN=8; SR=0; TI=SMTPD_---0W9k7fEu_1719971563; Received: from L-PF1D6DP4-1208.hz.ali.com(mailfrom:zhiwei_liu@linux.alibaba.com fp:SMTPD_---0W9k7fEu_1719971563) by smtp.aliyun-inc.com; Wed, 03 Jul 2024 09:52:44 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, palmer@dabbelt.com, alistair.francis@wdc.com, dbarboza@ventanamicro.com, liwei1518@gmail.com, bmeng.cn@gmail.com, LIU Zhiwei Subject: [PATCH v3 09/11] target/riscv: Add amocas.[b|h] for Zabha Date: Wed, 3 Jul 2024 09:46:33 +0800 Message-Id: <20240703014635.1020-10-zhiwei_liu@linux.alibaba.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20240703014635.1020-1-zhiwei_liu@linux.alibaba.com> References: <20240703014635.1020-1-zhiwei_liu@linux.alibaba.com> MIME-Version: 1.0 Received-SPF: pass client-ip=115.124.30.110; envelope-from=zhiwei_liu@linux.alibaba.com; helo=out30-110.freemail.mail.aliyun.com X-Spam_score_int: -174 X-Spam_score: -17.5 X-Spam_bar: ----------------- X-Spam_report: (-17.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001, USER_IN_DEF_DKIM_WL=-7.5, USER_IN_DEF_SPF_WL=-7.5 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: LIU Zhiwei Reviewed-by: Alistair Francis --- target/riscv/insn32.decode | 2 ++ target/riscv/insn_trans/trans_rvzabha.c.inc | 14 ++++++++++++++ 2 files changed, 16 insertions(+) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index 8a4801d442..eee48f92d3 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -1041,3 +1041,5 @@ amomin_h 10000 . . ..... ..... 001 ..... 0101111 @atom_st amomax_h 10100 . . ..... ..... 001 ..... 0101111 @atom_st amominu_h 11000 . . ..... ..... 001 ..... 0101111 @atom_st amomaxu_h 11100 . . ..... ..... 001 ..... 0101111 @atom_st +amocas_b 00101 . . ..... ..... 000 ..... 0101111 @atom_st +amocas_h 00101 . . ..... ..... 001 ..... 0101111 @atom_st diff --git a/target/riscv/insn_trans/trans_rvzabha.c.inc b/target/riscv/insn_trans/trans_rvzabha.c.inc index 9093a1cfc1..ce8edcba62 100644 --- a/target/riscv/insn_trans/trans_rvzabha.c.inc +++ b/target/riscv/insn_trans/trans_rvzabha.c.inc @@ -129,3 +129,17 @@ static bool trans_amomaxu_h(DisasContext *ctx, arg_amomaxu_h *a) REQUIRE_ZABHA(ctx); return gen_amo(ctx, a, &tcg_gen_atomic_fetch_umax_tl, MO_TESW); } + +static bool trans_amocas_b(DisasContext *ctx, arg_amocas_b *a) +{ + REQUIRE_ZACAS(ctx); + REQUIRE_ZABHA(ctx); + return gen_cmpxchg(ctx, a, MO_SB); +} + +static bool trans_amocas_h(DisasContext *ctx, arg_amocas_h *a) +{ + REQUIRE_ZACAS(ctx); + REQUIRE_ZABHA(ctx); + return gen_cmpxchg(ctx, a, MO_ALIGN | MO_TESW); +}