From nobody Wed Nov 5 13:13:25 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1534433465235689.049459547116; Thu, 16 Aug 2018 08:31:05 -0700 (PDT) Received: from localhost ([::1]:56361 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqKEq-0002Gd-5U for importer@patchew.org; Thu, 16 Aug 2018 11:31:04 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56138) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqJl8-0005SP-0c for qemu-devel@nongnu.org; Thu, 16 Aug 2018 11:00:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fqJku-0000eu-At for qemu-devel@nongnu.org; Thu, 16 Aug 2018 11:00:17 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:43445 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fqJkt-0000d2-Vh for qemu-devel@nongnu.org; Thu, 16 Aug 2018 11:00:08 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id A715B1A23CE; Thu, 16 Aug 2018 16:58:59 +0200 (CEST) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 8418A1A23D4; Thu, 16 Aug 2018 16:58:59 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Thu, 16 Aug 2018 16:57:16 +0200 Message-Id: <1534431497-1385-24-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1534431497-1385-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1534431497-1385-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v9 23/84] target/mips: Add emulation of nanoMIPS 16-bit shift instructions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, pburton@wavecomp.com, smarkovic@wavecomp.com, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, philippe.mathieu.daude@gmail.com, amarkovic@wavecomp.com, pjovanovic@wavecomp.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Yongbok Kim Add emulation of nanoMIPS 16-bit shift instructions. Reviewed-by: Richard Henderson Signed-off-by: Yongbok Kim Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic --- target/mips/translate.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/target/mips/translate.c b/target/mips/translate.c index 05c8b8f..855802d 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -16660,6 +16660,21 @@ static int decode_nanomips_opc(CPUMIPSState *env, = DisasContext *ctx) case NM_P16_MV: break; case NM_P16_SHIFT: + { + int shift =3D extract32(ctx->opcode, 0, 3); + uint32_t opc =3D 0; + shift =3D (shift =3D=3D 0) ? 8 : shift; + + switch (extract32(ctx->opcode, 3, 1)) { + case NM_SLL16: + opc =3D OPC_SLL; + break; + case NM_SRL16: + opc =3D OPC_SRL; + break; + } + gen_shift_imm(ctx, opc, rt, rs, shift); + } break; case NM_P16C: break; --=20 2.7.4