From nobody Wed Nov 5 08:20:08 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 1533221046537879.1579132894409; Thu, 2 Aug 2018 07:44:06 -0700 (PDT) Received: from localhost ([::1]:46025 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1flEpc-0005sf-Dw for importer@patchew.org; Thu, 02 Aug 2018 10:44:00 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57931) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1flEab-0000vg-Tm for qemu-devel@nongnu.org; Thu, 02 Aug 2018 10:28:30 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1flEaX-00034T-W0 for qemu-devel@nongnu.org; Thu, 02 Aug 2018 10:28:29 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:57056 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 1flEaX-000341-OR for qemu-devel@nongnu.org; Thu, 02 Aug 2018 10:28:25 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 82B0C1A1FB4; Thu, 2 Aug 2018 16:28:24 +0200 (CEST) Received: from smarkovic.domain.local (smarkovic.domain.local [10.10.14.46]) by mail.rt-rk.com (Postfix) with ESMTPSA id 65ADE1A1162; Thu, 2 Aug 2018 16:28:24 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Stefan Markovic To: qemu-devel@nongnu.org Date: Thu, 2 Aug 2018 16:16:14 +0200 Message-Id: <1533219424-7627-28-git-send-email-stefan.markovic@rt-rk.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1533219424-7627-1-git-send-email-stefan.markovic@rt-rk.com> References: <1533219424-7627-1-git-send-email-stefan.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v6 27/77] target/mips: Add emulation of nanoMIPS instructions MOVE.P and MOVE.PREV 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: pburton@wavecomp.com, smarkovic@wavecomp.com, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, arikalo@wavecomp.com, 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 instructions MOVE.P and MOVE.PREV. Reviewed-by: Richard Henderson Signed-off-by: Yongbok Kim Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic --- target/mips/translate.c | 33 ++++++++++++++++++++++++++++++++- 1 file changed, 32 insertions(+), 1 deletion(-) diff --git a/target/mips/translate.c b/target/mips/translate.c index e320a4c..65af99f 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -17177,8 +17177,39 @@ static int decode_nanomips_opc(CPUMIPSState *env, = DisasContext *ctx) } break; case NM_MOVEP: - break; case NM_MOVEPREV: + { + static const int gpr2reg1[] =3D {4, 5, 6, 7}; + static const int gpr2reg2[] =3D {5, 6, 7, 8}; + int re; + int rd2 =3D extract32(ctx->opcode, 3, 1) << 1 | + extract32(ctx->opcode, 8, 1); + int r1 =3D gpr2reg1[rd2]; + int r2 =3D gpr2reg2[rd2]; + int r3 =3D extract32(ctx->opcode, 4, 1) << 3 | + extract32(ctx->opcode, 0, 3); + int r4 =3D extract32(ctx->opcode, 9, 1) << 3 | + extract32(ctx->opcode, 5, 3); + TCGv t0 =3D tcg_temp_new(); + TCGv t1 =3D tcg_temp_new(); + if (op =3D=3D NM_MOVEP) { + rd =3D r1; + re =3D r2; + rs =3D decode_gpr_gpr4_zero(r3); + rt =3D decode_gpr_gpr4_zero(r4); + } else { + rd =3D decode_gpr_gpr4(r3); + re =3D decode_gpr_gpr4(r4); + rs =3D r1; + rt =3D r2; + } + gen_load_gpr(t0, rs); + gen_load_gpr(t1, rt); + tcg_gen_mov_tl(cpu_gpr[rd], t0); + tcg_gen_mov_tl(cpu_gpr[re], t1); + tcg_temp_free(t0); + tcg_temp_free(t1); + } break; default: return decode_nanomips_32_48_opc(env, ctx); --=20 1.9.1