From patchwork Fri Oct 30 00:08:17 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taylor Simpson X-Patchwork-Id: 316556 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFA22C2D0A3 for ; Fri, 30 Oct 2020 00:55:22 +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 22C072071A for ; Fri, 30 Oct 2020 00:55:22 +0000 (UTC) Authentication-Results: mail.kernel.org; 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envelope-from=tsimpson@qualcomm.com; helo=alexa-out-sd-02.qualcomm.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/29 19:58:53 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=0.249, 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: ale@rev.ng, bcain@quicinc.com, richard.henderson@linaro.org, at.org@qualcomm.com, laurent@vivier.eu, tsimpson@quicinc.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Declare bitfields within registers such as user status register (USR) Signed-off-by: Taylor Simpson --- target/hexagon/reg_fields.h | 36 ++++++++++++++++++++++++++++++++++++ target/hexagon/reg_fields_def.h | 41 +++++++++++++++++++++++++++++++++++++++++ target/hexagon/reg_fields.c | 27 +++++++++++++++++++++++++++ 3 files changed, 104 insertions(+) create mode 100644 target/hexagon/reg_fields.h create mode 100644 target/hexagon/reg_fields_def.h create mode 100644 target/hexagon/reg_fields.c diff --git a/target/hexagon/reg_fields.h b/target/hexagon/reg_fields.h new file mode 100644 index 0000000..4ec7d7c --- /dev/null +++ b/target/hexagon/reg_fields.h @@ -0,0 +1,36 @@ +/* + * 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_REG_FIELDS_H +#define HEXAGON_REG_FIELDS_H + +typedef struct { + int offset; + int width; +} RegField; + +extern const RegField reg_field_info[]; + +enum { +#define DEF_REG_FIELD(TAG, START, WIDTH) \ + TAG, +#include "reg_fields_def.h" + NUM_REG_FIELDS +#undef DEF_REG_FIELD +}; + +#endif diff --git a/target/hexagon/reg_fields_def.h b/target/hexagon/reg_fields_def.h new file mode 100644 index 0000000..27b2231 --- /dev/null +++ b/target/hexagon/reg_fields_def.h @@ -0,0 +1,41 @@ +/* + * 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 . + */ + +/* + * For registers that have individual fields, explain them here + * DEF_REG_FIELD(tag, + * bit start offset, + * width + */ + +/* USR fields */ +DEF_REG_FIELD(USR_OVF, 0, 1) +DEF_REG_FIELD(USR_FPINVF, 1, 1) +DEF_REG_FIELD(USR_FPDBZF, 2, 1) +DEF_REG_FIELD(USR_FPOVFF, 3, 1) +DEF_REG_FIELD(USR_FPUNFF, 4, 1) +DEF_REG_FIELD(USR_FPINPF, 5, 1) + +DEF_REG_FIELD(USR_LPCFG, 8, 2) + +DEF_REG_FIELD(USR_FPRND, 22, 2) + +DEF_REG_FIELD(USR_FPINVE, 25, 1) +DEF_REG_FIELD(USR_FPDBZE, 26, 1) +DEF_REG_FIELD(USR_FPOVFE, 27, 1) +DEF_REG_FIELD(USR_FPUNFE, 28, 1) +DEF_REG_FIELD(USR_FPINPE, 29, 1) diff --git a/target/hexagon/reg_fields.c b/target/hexagon/reg_fields.c new file mode 100644 index 0000000..65905d5 --- /dev/null +++ b/target/hexagon/reg_fields.c @@ -0,0 +1,27 @@ +/* + * 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 . + */ + +#include "qemu/osdep.h" +#include "reg_fields.h" + +const RegField reg_field_info[] = { +#define DEF_REG_FIELD(TAG, START, WIDTH) \ + { START, WIDTH }, +#include "reg_fields_def.h" + { 0, 0 } +#undef DEF_REG_FIELD +};