From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id C0698A04DC; Sat, 31 Oct 2020 19:17:39 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 0347D4C7A; Sat, 31 Oct 2020 19:16:29 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 2361A2E1E for ; Sat, 31 Oct 2020 19:16:20 +0100 (CET) IronPort-SDR: XWZW7qXJNS9CG4B88kYJLBPU1g1f2CnXwhgdjFA6NfMm8qXJlKXe0EAwSusJnPDhaXNZNO+yP1 PcgT3DLAVZyw== X-IronPort-AV: E=McAfee;i="6000,8403,9791"; a="165244449" X-IronPort-AV: E=Sophos;i="5.77,438,1596524400"; d="scan'208";a="165244449" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Oct 2020 11:16:19 -0700 IronPort-SDR: jPrSb31N/9zYm9hVTkFsRGagJFwrtVImeAd6SEBfYEs1CyaKCnO5bct6YorKgc9PTRMQj+BIGq TARzz1n9+rBA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,438,1596524400"; d="scan'208";a="324404242" Received: from txasoft-yocto.an.intel.com ([10.123.72.192]) by orsmga006.jf.intel.com with ESMTP; 31 Oct 2020 11:16:19 -0700 From: Timothy McDaniel To: Cc: dev@dpdk.org, erik.g.carrillo@intel.com, gage.eads@intel.com, harry.van.haaren@intel.com, jerinj@marvell.com, thomas@monjalon.net Date: Sat, 31 Oct 2020 13:17:43 -0500 Message-Id: <1604168282-30079-6-git-send-email-timothy.mcdaniel@intel.com> X-Mailer: git-send-email 1.7.10 In-Reply-To: <1604168282-30079-1-git-send-email-timothy.mcdaniel@intel.com> References: <20200612212434.6852-2-timothy.mcdaniel@intel.com> <1604168282-30079-1-git-send-email-timothy.mcdaniel@intel.com> Subject: [dpdk-dev] [PATCH v14 05/23] event/dlb: add inline functions X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Add miscellaneous inline functions that may be called from multiple files. These functions include inline assembly of new x86 instructions, such as movdir64b, since they are not available as builtin functions in the minimum supported GCC version. Signed-off-by: Timothy McDaniel Reviewed-by: Gage Eads --- drivers/event/dlb/dlb_inline_fns.h | 40 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 drivers/event/dlb/dlb_inline_fns.h diff --git a/drivers/event/dlb/dlb_inline_fns.h b/drivers/event/dlb/dlb_inline_fns.h new file mode 100644 index 0000000..1ecddb7 --- /dev/null +++ b/drivers/event/dlb/dlb_inline_fns.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2016-2020 Intel Corporation + */ + +#include "rte_memcpy.h" +#include "rte_io.h" + +/* Inline functions required in more than one source file. */ + +static inline struct dlb_eventdev * +dlb_pmd_priv(const struct rte_eventdev *eventdev) +{ + return eventdev->data->dev_private; +} + +static inline void +dlb_movntdq_single(void *dest, void *src) +{ + long long *_src = (long long *)src; + __m128i src_data0 = (__m128i){_src[0], _src[1]}; + + _mm_stream_si128(dest, src_data0); +} + +static inline void +dlb_cldemote(void *addr) +{ + /* Load addr into RSI, then demote the cache line of the address + * contained in that register. + */ + asm volatile(".byte 0x0f, 0x1c, 0x06" :: "S" (addr)); +} + +static inline void +dlb_movdir64b(void *dest, void *src) +{ + asm volatile(".byte 0x66, 0x0f, 0x38, 0xf8, 0x02" + : + : "a" (dest), "d" (src)); +} -- 2.6.4