From patchwork Tue Aug 18 15:50:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taylor Simpson X-Patchwork-Id: 11721839 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 6C1E01392 for ; Tue, 18 Aug 2020 15:51:58 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 4307B2080C for ; Tue, 18 Aug 2020 15:51:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="D+pPwVCx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4307B2080C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=quicinc.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:60232 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1k83u1-0008BX-GK for patchwork-qemu-devel@patchwork.kernel.org; Tue, 18 Aug 2020 11:51:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60522) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1k83tB-0006ML-Bv for qemu-devel@nongnu.org; Tue, 18 Aug 2020 11:51:05 -0400 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:12941) by eggs.gnu.org with esmtps (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1k83t7-0005sP-Bu for qemu-devel@nongnu.org; Tue, 18 Aug 2020 11:51:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=quicinc.com; i=@quicinc.com; q=dns/txt; s=qcdkim; t=1597765861; x=1629301861; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=bQRPWfsKM9qpLNg89vDVScDdwjLkWk2uKejns4QrTCk=; b=D+pPwVCxVU+te8wXJR4QbjQKbHJTbZHKBREYo3ruOhWMqGbrlezzNAAo nWPS3iAiTsvO13wenjp8SD47nUzAawyvbKDMOkeCe/Evb1HzcH2ukRsWX nkqDq/yBDPCPGk0NuLg+FeUwY8EzsIMu+GuOJBxZWwHeZDbpdQ08JOWec o=; Received: from unknown (HELO ironmsg04-sd.qualcomm.com) ([10.53.140.144]) by alexa-out-sd-02.qualcomm.com with ESMTP; 18 Aug 2020 08:50:57 -0700 Received: from vu-tsimpson-aus.qualcomm.com (HELO vu-tsimpson1-aus.qualcomm.com) ([10.222.150.1]) by ironmsg04-sd.qualcomm.com with ESMTP; 18 Aug 2020 08:50:56 -0700 Received: by vu-tsimpson1-aus.qualcomm.com (Postfix, from userid 47164) id 21B447BD; Tue, 18 Aug 2020 10:50:56 -0500 (CDT) From: Taylor Simpson To: qemu-devel@nongnu.org Subject: [RFC PATCH v3 10/34] Hexagon (target/hexagon) instruction and packet types Date: Tue, 18 Aug 2020 10:50:23 -0500 Message-Id: <1597765847-16637-11-git-send-email-tsimpson@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1597765847-16637-1-git-send-email-tsimpson@quicinc.com> References: <1597765847-16637-1-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 = 2020/08/18 11:50:57 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -32 X-Spam_score: -3.3 X-Spam_bar: --- X-Spam_report: (-3.3 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HEADER_FROM_DIFFERENT_DOMAINS=1, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=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: ale@rev.ng, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, tsimpson@quicinc.com, philmd@redhat.com, aleksandar.m.mail@gmail.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.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 | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 75 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..aa2d1dd --- /dev/null +++ b/target/hexagon/insn.h @@ -0,0 +1,75 @@ +/* + * 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" +#include "hex_arch_types.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 */ + size1u_t regno[REG_OPERANDS_MAX]; /* reg operands including predicates */ + size2u_t opcode; + + size4u_t iclass:6; + size4u_t slot:3; + size4u_t part1:1; /* + * cmp-jumps are split into two insns. + * set for the compare and clear for the jump + */ + size4u_t extension_valid:1; /* Has a constant extender attached */ + size4u_t which_extended:1; /* If has an extender, which immediate */ + size4u_t is_endloop:1; /* This is an end of loop */ + size4u_t new_value_producer_slot:4; + size4s_t immed[IMMEDS_MAX]; /* immediate field */ +}; + +typedef struct Instruction insn_t; + +struct Packet { + size2u_t num_insns; + size2u_t encod_pkt_size_in_bytes; + + /* Pre-decodes about COF */ + size8u_t pkt_has_cof:1; /* Has any change-of-flow */ + size8u_t pkt_has_endloop:1; + + size8u_t pkt_has_dczeroa:1; + + size8u_t pkt_has_store_s0:1; + size8u_t pkt_has_store_s1:1; + + insn_t insn[INSTRUCTIONS_MAX]; +}; + +typedef struct Packet packet_t; + +#endif