From nobody Mon Feb 9 23:45:22 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail header.i=@wdc.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=wdc.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 15805203831422.3932832566728166; Fri, 31 Jan 2020 17:26:23 -0800 (PST) Received: from localhost ([::1]:34704 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixhYE-0002Qb-1B for importer@patchew.org; Fri, 31 Jan 2020 20:26:22 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:57197) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixhIM-00044p-LX for qemu-devel@nongnu.org; Fri, 31 Jan 2020 20:09:59 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ixhIL-0006h8-JR for qemu-devel@nongnu.org; Fri, 31 Jan 2020 20:09:58 -0500 Received: from esa4.hgst.iphmx.com ([216.71.154.42]:17177) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ixhIL-0006JU-AS; Fri, 31 Jan 2020 20:09:57 -0500 Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 01 Feb 2020 09:09:15 +0800 Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jan 2020 17:02:24 -0800 Received: from risc6-mainframe.sdcorp.global.sandisk.com (HELO risc6-mainframe.int.fusionio.com) ([10.196.158.235]) by uls-op-cesaip02.wdc.com with ESMTP; 31 Jan 2020 17:09:15 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1580519396; x=1612055396; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=BKj4+XG8YW0q5cgQbIAIcsOQyLvJBI4Rl5XMrfwJLkE=; b=hqdULqlLHlArIwkFYVAk57O6GURLR+4TsbUWpK43CzQk0bvoOlkzKrwT o3mVsdIwdZDVPO+URAf9+WOeUY//WyDQ3Rl5KVUIFgBVzdHUXdz9lnOOF X0t1UhDULzTaU7qY9rHnKU24LnvKTIWN+otLKagSZmbS/8mH/KTzIbmYI N3NdGoi+YxBp7JIXh7kCN09wDRH7lM5v5TrF4WMp3fUmz0lRlilamIaqw Gik+ngOoSGEmjc4nQLo9LfA6yI1cgEUFF6GBiprNM3q6yDZ8i0V9l4cNa vgfJ6/vjpxxiRDRjstXLQK5bDAM1P3prbthO0kONStAw8Q7C24/b5dMEW w==; IronPort-SDR: a/S5ajjofxy+CZ8PZt1cm6SB6I4hXmRPszn3JRGS+iWba8JgzDGa+hS3cSI/RFG8gUcSt/9Fhm iHIusxzdB2h2WbfGT/56MNaprhofd7WF+fKpu8T4gv2FLOusjjXMeTR9G7IZBs5gj7cugDdx3Z 41qjpIGdYAOD+QumHQ//86bzN4vl/JexGamHEuAXYBalu4NcAd2aFZ5Hl0L5HVdwLB2U+sEy9y 6ynfDhDaDlo7uGKXt9hIS2ulMBYPyx2nY9P4u3GZ2lhLf8CHWvOZLHdXg2BQGffZRPfoJCxwT5 lMU= X-IronPort-AV: E=Sophos;i="5.70,388,1574092800"; d="scan'208";a="128872483" IronPort-SDR: 78vd74HWmLlC8o1jerZJhtFBYA2TOA3POhLV3bm4Jr5rnzx+RjRUIxMXMagbPhtOSvoi6SHQ5L 9aB1ckefT/sl3qBGwtbVy5zDByodJZWKBzWR60zNxJh49AJyfLgCd0+ALbq2pntQr2sHa/+IQe DRYJzTS20ZO0nXm7mmeUuOut5ZXnQLU4QtT1h5HiN0GQLp8uYHCiDxYBh+3UJozH6qe9b/hnUE HbFgdn0yyYfAFdkYM6tVLi7gXIv7g42C3A5D23TLzZ44TdBDp0HYUuYuWXwrNoizjtNqbLebjA N1LHB9d6dL0ZcMCAKLfF90wG IronPort-SDR: rUmK1oE+zeiXw6gyVE7UZwWLDTywwi7lC0pm07A78awcq5d+9K8Rykx7uqvY6nKrVwUffzQFU0 /qLMC+TC6skaAD7+46TJVNsXnqC6Y+pDKk4NgRAI9Hw3CZuFOV7AHT3ovdx02+GrPUWyy7VfJq 3AnVu7X4PnLJOlQnWhvOF0S9beHII39Py/HVyiwQahqUNQYURa6FOloMzbQCn5U7ZHft5ZCUPM JZx5rDZ54kmd1SegkL/W2taAfEgmuGosecU2Oydr8+PuX9jYSQdD3iLtZoRlN0VgyAsMcmqT/W VP0= WDCIronportException: Internal From: Alistair Francis To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v2 24/35] target/riscv: Remove the hret instruction Date: Fri, 31 Jan 2020 17:02:38 -0800 Message-Id: <39083deec532135287402aab20ab370f4cad68e3.1580518859.git.alistair.francis@wdc.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x [fuzzy] X-Received-From: 216.71.154.42 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: alistair.francis@wdc.com, palmer@dabbelt.com, alistair23@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" The hret instruction does not exist in the new spec versions, so remove it from QEMU. Signed-off-by: Alistair Francis Reviewed-by: Palmer Dabbelt --- target/riscv/insn32.decode | 1 - target/riscv/insn_trans/trans_privileged.inc.c | 5 ----- 2 files changed, 6 deletions(-) diff --git a/target/riscv/insn32.decode b/target/riscv/insn32.decode index cfd9ca6d2b..b883672e63 100644 --- a/target/riscv/insn32.decode +++ b/target/riscv/insn32.decode @@ -75,7 +75,6 @@ ecall 000000000000 00000 000 00000 1110011 ebreak 000000000001 00000 000 00000 1110011 uret 0000000 00010 00000 000 00000 1110011 sret 0001000 00010 00000 000 00000 1110011 -hret 0010000 00010 00000 000 00000 1110011 mret 0011000 00010 00000 000 00000 1110011 wfi 0001000 00101 00000 000 00000 1110011 hfence_gvma 0110001 ..... ..... 000 00000 1110011 @hfence_gvma diff --git a/target/riscv/insn_trans/trans_privileged.inc.c b/target/riscv/= insn_trans/trans_privileged.inc.c index b9b5a89b52..76c2fad71c 100644 --- a/target/riscv/insn_trans/trans_privileged.inc.c +++ b/target/riscv/insn_trans/trans_privileged.inc.c @@ -58,11 +58,6 @@ static bool trans_sret(DisasContext *ctx, arg_sret *a) #endif } =20 -static bool trans_hret(DisasContext *ctx, arg_hret *a) -{ - return false; -} - static bool trans_mret(DisasContext *ctx, arg_mret *a) { #ifndef CONFIG_USER_ONLY --=20 2.25.0