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=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,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 E5624C433F5 for ; Wed, 22 Sep 2021 18:16:26 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 6E8856127B for ; Wed, 22 Sep 2021 18:16:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 6E8856127B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=xen0n.name Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:36216 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mT6nB-0006f1-LO for qemu-devel@archiver.kernel.org; Wed, 22 Sep 2021 14:16:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43660) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mT6gs-0006Ep-HE for qemu-devel@nongnu.org; Wed, 22 Sep 2021 14:09:54 -0400 Received: from [115.28.160.31] (port=40334 helo=mailbox.box.xen0n.name) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mT6gq-0007Am-LL for qemu-devel@nongnu.org; Wed, 22 Sep 2021 14:09:54 -0400 Received: from ld50.lan (unknown [101.88.29.172]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) by mailbox.box.xen0n.name (Postfix) with ESMTPSA id 5EA12633FA; Thu, 23 Sep 2021 02:09:42 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=xen0n.name; s=mail; t=1632334182; bh=Skjw9mZG0LIkXhJFmf2xdYa1NSGQSngJCT610KH4YTM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eGwar5i8KLbc3Mwh4j6u6Yhm3Peb3XlysISfgcWDrXyBOQSMv/buneEQAK1XogaIo 9t16Z3SGa4IK9SUvVos1OxBejvynaHvrVRKYZlxwPtvptiGDc6KeOHCUAGh0889EZJ 4jDF6NNpiBi3zfwXyRLbctfFBa9paoYXAvxie5BQ= From: WANG Xuerui To: qemu-devel@nongnu.org Subject: [PATCH v3 08/30] tcg/loongarch64: Implement the memory barrier op Date: Thu, 23 Sep 2021 02:09:05 +0800 Message-Id: <20210922180927.666273-9-git@xen0n.name> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20210922180927.666273-1-git@xen0n.name> References: <20210922180927.666273-1-git@xen0n.name> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Host-Lookup-Failed: Reverse DNS lookup failed for 115.28.160.31 (failed) Received-SPF: pass client-ip=115.28.160.31; envelope-from=git@xen0n.name; helo=mailbox.box.xen0n.name X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: WANG Xuerui , Peter Maydell , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Laurent Vivier Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: WANG Xuerui Reviewed-by: Richard Henderson --- tcg/loongarch64/tcg-target.c.inc | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc index 69e882ba5d..338b772732 100644 --- a/tcg/loongarch64/tcg-target.c.inc +++ b/tcg/loongarch64/tcg-target.c.inc @@ -234,3 +234,35 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type, g_assert_not_reached(); } } + +#include "tcg-insn-defs.c.inc" + +/* + * TCG intrinsics + */ + +static void tcg_out_mb(TCGContext *s, TCGArg a0) +{ + /* Baseline LoongArch only has the full barrier, unfortunately. */ + tcg_out_opc_dbar(s, 0); +} + +/* + * Entry-points + */ + +static void tcg_out_op(TCGContext *s, TCGOpcode opc, + const TCGArg args[TCG_MAX_OP_ARGS], + const int const_args[TCG_MAX_OP_ARGS]) +{ + TCGArg a0 = args[0]; + + switch (opc) { + case INDEX_op_mb: + tcg_out_mb(s, a0); + break; + + default: + g_assert_not_reached(); + } +} -- 2.33.0