From nobody Thu Nov 6 10:31:26 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 1540389049469828.3677116883171; Wed, 24 Oct 2018 06:50:49 -0700 (PDT) Received: from localhost ([::1]:48564 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFJYc-0005HZ-39 for importer@patchew.org; Wed, 24 Oct 2018 09:50:46 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60005) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gFJQO-0004wZ-WA for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:17 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gFJQJ-0001qv-Tn for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:16 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:49894 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 1gFJQI-0001m1-0F for qemu-devel@nongnu.org; Wed, 24 Oct 2018 09:42:10 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 722071A455E; Wed, 24 Oct 2018 15:40:54 +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 488AE1A4578; Wed, 24 Oct 2018 15:40:54 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Wed, 24 Oct 2018 15:40:25 +0200 Message-Id: <1540388447-27062-12-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1540388447-27062-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1540388447-27062-1-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] [PULL v2 11/33] target/mips: Add a placeholder for R5900 MMI instruction class 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, amarkovic@wavecomp.com 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: Fredrik Noring Add a placeholder for MMI class. This is the main palceholder for MMI ASE. Reviewed-by: Aleksandar Markovic Signed-off-by: Fredrik Noring Signed-off-by: Aleksandar Markovic --- target/mips/translate.c | 45 ++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 44 insertions(+), 1 deletion(-) diff --git a/target/mips/translate.c b/target/mips/translate.c index 2318116..6cb6966 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -24420,6 +24420,45 @@ static void decode_opc_special3_legacy(CPUMIPSStat= e *env, DisasContext *ctx) } } =20 +static void decode_tx79_mmi(CPUMIPSState *env, DisasContext *ctx) +{ + uint32_t opc =3D MASK_TX79_MMI(ctx->opcode); + + switch (opc) { + case TX79_MMI_MADD: /* TODO: TX79_MMI_MADD */ + case TX79_MMI_MADDU: /* TODO: TX79_MMI_MADDU */ + case TX79_MMI_PLZCW: /* TODO: TX79_MMI_PLZCW */ + case TX79_MMI_CLASS_MMI0: /* TODO: TX79_MMI_CLASS_MMI0 */ + case TX79_MMI_CLASS_MMI2: /* TODO: TX79_MMI_CLASS_MMI2 */ + case TX79_MMI_MFHI1: /* TODO: TX79_MMI_MFHI1 */ + case TX79_MMI_MTHI1: /* TODO: TX79_MMI_MTHI1 */ + case TX79_MMI_MFLO1: /* TODO: TX79_MMI_MFLO1 */ + case TX79_MMI_MTLO1: /* TODO: TX79_MMI_MTLO1 */ + case TX79_MMI_MULT1: /* TODO: TX79_MMI_MULT1 */ + case TX79_MMI_MULTU1: /* TODO: TX79_MMI_MULTU1 */ + case TX79_MMI_DIV1: /* TODO: TX79_MMI_DIV1 */ + case TX79_MMI_DIVU1: /* TODO: TX79_MMI_DIVU1 */ + case TX79_MMI_MADD1: /* TODO: TX79_MMI_MADD1 */ + case TX79_MMI_MADDU1: /* TODO: TX79_MMI_MADDU1 */ + case TX79_MMI_CLASS_MMI1: /* TODO: TX79_MMI_CLASS_MMI1 */ + case TX79_MMI_CLASS_MMI3: /* TODO: TX79_MMI_CLASS_MMI3 */ + case TX79_MMI_PMFHL: /* TODO: TX79_MMI_PMFHL */ + case TX79_MMI_PMTHL: /* TODO: TX79_MMI_PMTHL */ + case TX79_MMI_PSLLH: /* TODO: TX79_MMI_PSLLH */ + case TX79_MMI_PSRLH: /* TODO: TX79_MMI_PSRLH */ + case TX79_MMI_PSRAH: /* TODO: TX79_MMI_PSRAH */ + case TX79_MMI_PSLLW: /* TODO: TX79_MMI_PSLLW */ + case TX79_MMI_PSRLW: /* TODO: TX79_MMI_PSRLW */ + case TX79_MMI_PSRAW: /* TODO: TX79_MMI_PSRAW */ + generate_exception_end(ctx, EXCP_RI); /* TODO: TX79_CLASS_MMI */ + break; + default: + MIPS_INVAL("TX79 MMI class"); + generate_exception_end(ctx, EXCP_RI); + break; + } +} + static void decode_tx79_lq(CPUMIPSState *env, DisasContext *ctx) { generate_exception_end(ctx, EXCP_RI); /* TODO: TX79_LQ */ @@ -25769,7 +25808,11 @@ static void decode_opc(CPUMIPSState *env, DisasCon= text *ctx) decode_opc_special(env, ctx); break; case OPC_SPECIAL2: - decode_opc_special2_legacy(env, ctx); + if ((ctx->insn_flags & INSN_R5900) && (ctx->insn_flags & ASE_MMI))= { + decode_tx79_mmi(env, ctx); + } else { + decode_opc_special2_legacy(env, ctx); + } break; case OPC_SPECIAL3: if (ctx->insn_flags & INSN_R5900) { --=20 2.7.4