From patchwork Mon Sep 28 12:36:29 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taylor Simpson X-Patchwork-Id: 1372605 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=quicinc.com Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=quicinc.com header.i=@quicinc.com header.a=rsa-sha256 header.s=qcdkim header.b=gjkTTKS2; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4C0Mdq2bj1z9sSC for ; Mon, 28 Sep 2020 22:43:59 +1000 (AEST) Received: from localhost ([::1]:42886 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kMsVZ-0002WR-6b for incoming@patchwork.ozlabs.org; Mon, 28 Sep 2020 08:43:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49738) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kMsOs-00040r-V1 for qemu-devel@nongnu.org; Mon, 28 Sep 2020 08:37:02 -0400 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:39958) by eggs.gnu.org with esmtps (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kMsOn-0005ej-8P for qemu-devel@nongnu.org; Mon, 28 Sep 2020 08:37:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1601296617; x=1632832617; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AeWNPnD8Ws4V82nyUVwdy/8dg209/+fEngliZUkYbZ4=; b=gjkTTKS2pvxRxXQBnzljaUOSqOUOOoy9YdMWPrXp5MI5NKpoSvZkrVRD hi0wOk2/S8DCUdAN0ct49bztIRqVlyISSNXkxtteFe+r1hbBDB6FFt9ft T2VyEZzKunexJcFPVA2QjbP26c/iEyaYGeei8SJLCFTAxXr1LCNOMp2wS 4=; Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-02.qualcomm.com with ESMTP; 28 Sep 2020 05:36:52 -0700 X-QCInternal: smtphost Received: from vu-tsimpson-aus.qualcomm.com (HELO vu-tsimpson1-aus.qualcomm.com) ([10.222.150.1]) by ironmsg04-sd.qualcomm.com with ESMTP; 28 Sep 2020 05:36:52 -0700 Received: by vu-tsimpson1-aus.qualcomm.com (Postfix, from userid 47164) id 2171D11E9; Mon, 28 Sep 2020 07:36:52 -0500 (CDT) From: Taylor Simpson To: tsimpson@quicinc.com Subject: [RFC PATCH v4 10/29] Hexagon (target/hexagon) instruction and packet types Date: Mon, 28 Sep 2020 07:36:29 -0500 Message-Id: <1601296608-29390-11-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1601296608-29390-1-git-send-email-tsimpson@quicinc.com> References: <1601296608-29390-1-git-send-email-tsimpson@quicinc.com> MIME-Version: 1.0 Received-SPF: pass client-ip=199.106.114.39; envelope-from=tsimpson@qualcomm.com; helo=alexa-out-sd-02.qualcomm.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/28 08:36:52 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -40 X-Spam_score: -4.1 X-Spam_bar: ---- X-Spam_report: (-4.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.199, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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: "open list:All patches CC here" Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" The insn_t and packet_t are the interface between instruction decoding and TCG code generation Signed-off-by: Taylor Simpson --- target/hexagon/insn.h | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 target/hexagon/insn.h diff --git a/target/hexagon/insn.h b/target/hexagon/insn.h new file mode 100644 index 0000000..087cc6e --- /dev/null +++ b/target/hexagon/insn.h @@ -0,0 +1,74 @@ +/* + * Copyright(c) 2019-2020 Qualcomm Innovation Center, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + */ + +#ifndef HEXAGON_INSN_H +#define HEXAGON_INSN_H + +#include "cpu.h" + +#define INSTRUCTIONS_MAX 7 /* 2 pairs + loopend */ +#define REG_OPERANDS_MAX 5 +#define IMMEDS_MAX 2 + +struct Instruction; +struct Packet; +struct DisasContext; + +typedef void (*semantic_insn_t)(CPUHexagonState *env, + struct DisasContext *ctx, + struct Instruction *insn, + struct Packet *pkt); + +struct Instruction { + semantic_insn_t generate; /* pointer to genptr routine */ + uint8_t regno[REG_OPERANDS_MAX]; /* reg operands including predicates */ + uint16_t opcode; + + uint32_t iclass:6; + uint32_t slot:3; + uint32_t part1:1; /* + * cmp-jumps are split into two insns. + * set for the compare and clear for the jump + */ + uint32_t extension_valid:1; /* Has a constant extender attached */ + uint32_t which_extended:1; /* If has an extender, which immediate */ + uint32_t is_endloop:1; /* This is an end of loop */ + uint32_t new_value_producer_slot:4; + int32_t immed[IMMEDS_MAX]; /* immediate field */ +}; + +typedef struct Instruction insn_t; + +struct Packet { + uint16_t num_insns; + uint16_t encod_pkt_size_in_bytes; + + /* Pre-decodes about COF */ + uint32_t pkt_has_cof:1; /* Has any change-of-flow */ + uint32_t pkt_has_endloop:1; + + uint32_t pkt_has_dczeroa:1; + + uint32_t pkt_has_store_s0:1; + uint32_t pkt_has_store_s1:1; + + insn_t insn[INSTRUCTIONS_MAX]; +}; + +typedef struct Packet packet_t; + +#endif