From owner-svn-src-all@freebsd.org Tue Aug 22 11:09:17 2017 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 8E03CDE2311; Tue, 22 Aug 2017 11:09:17 +0000 (UTC) (envelope-from bapt@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 68ADF80D1F; Tue, 22 Aug 2017 11:09:17 +0000 (UTC) (envelope-from bapt@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v7MB9Gup051407; Tue, 22 Aug 2017 11:09:16 GMT (envelope-from bapt@FreeBSD.org) Received: (from bapt@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v7MB9GF1051406; Tue, 22 Aug 2017 11:09:16 GMT (envelope-from bapt@FreeBSD.org) Message-Id: <201708221109.v7MB9GF1051406@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: bapt set sender to bapt@FreeBSD.org using -f From: Baptiste Daroussin Date: Tue, 22 Aug 2017 11:09:16 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-vendor@freebsd.org Subject: svn commit: r322781 - vendor/zstd/dist/lib/common X-SVN-Group: vendor X-SVN-Commit-Author: bapt X-SVN-Commit-Paths: vendor/zstd/dist/lib/common X-SVN-Commit-Revision: 322781 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Aug 2017 11:09:17 -0000 Author: bapt Date: Tue Aug 22 11:09:16 2017 New Revision: 322781 URL: https://svnweb.freebsd.org/changeset/base/322781 Log: Add missing compiler.h Added: vendor/zstd/dist/lib/common/compiler.h (contents, props changed) Added: vendor/zstd/dist/lib/common/compiler.h ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ vendor/zstd/dist/lib/common/compiler.h Tue Aug 22 11:09:16 2017 (r322781) @@ -0,0 +1,85 @@ +/* + * Copyright (c) 2016-present, Yann Collet, Facebook, Inc. + * All rights reserved. + * + * This source code is licensed under both the BSD-style license (found in the + * LICENSE file in the root directory of this source tree) and the GPLv2 (found + * in the COPYING file in the root directory of this source tree). + */ + +#ifndef ZSTD_COMPILER_H +#define ZSTD_COMPILER_H + +/*-******************************************************* +* Compiler specifics +*********************************************************/ +/* force inlining */ +#if defined (__GNUC__) || defined(__cplusplus) || defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L /* C99 */ +# define INLINE_KEYWORD inline +#else +# define INLINE_KEYWORD +#endif + +#if defined(__GNUC__) +# define FORCE_INLINE_ATTR __attribute__((always_inline)) +#elif defined(_MSC_VER) +# define FORCE_INLINE_ATTR __forceinline +#else +# define FORCE_INLINE_ATTR +#endif + +/** + * FORCE_INLINE_TEMPLATE is used to define C "templates", which take constant + * parameters. They must be inlined for the compiler to elimininate the constant + * branches. + */ +#define FORCE_INLINE_TEMPLATE static INLINE_KEYWORD FORCE_INLINE_ATTR +/** + * HINT_INLINE is used to help the compiler generate better code. It is *not* + * used for "templates", so it can be tweaked based on the compilers + * performance. + * + * gcc-4.8 and gcc-4.9 have been shown to benefit from leaving off the + * always_inline attribute. + * + * clang up to 5.0.0 (trunk) benefit tremendously from the always_inline + * attribute. + */ +#if !defined(__clang__) && defined(__GNUC__) && __GNUC__ >= 4 && __GNUC_MINOR__ >= 8 && __GNUC__ < 5 +# define HINT_INLINE static INLINE_KEYWORD +#else +# define HINT_INLINE static INLINE_KEYWORD FORCE_INLINE_ATTR +#endif + +/* force no inlining */ +#ifdef _MSC_VER +# define FORCE_NOINLINE static __declspec(noinline) +#else +# ifdef __GNUC__ +# define FORCE_NOINLINE static __attribute__((__noinline__)) +# else +# define FORCE_NOINLINE static +# endif +#endif + +/* prefetch */ +#if defined(_MSC_VER) && (defined(_M_X64) || defined(_M_I86)) /* _mm_prefetch() is not defined outside of x86/x64 */ +# include /* https://msdn.microsoft.com/fr-fr/library/84szxsww(v=vs.90).aspx */ +# define PREFETCH(ptr) _mm_prefetch((const char*)ptr, _MM_HINT_T0) +#elif defined(__GNUC__) +# define PREFETCH(ptr) __builtin_prefetch(ptr, 0, 0) +#else +# define PREFETCH(ptr) /* disabled */ +#endif + +/* disable warnings */ +#ifdef _MSC_VER /* Visual Studio */ +# include /* For Visual 2005 */ +# pragma warning(disable : 4100) /* disable: C4100: unreferenced formal parameter */ +# pragma warning(disable : 4127) /* disable: C4127: conditional expression is constant */ +# pragma warning(disable : 4204) /* disable: C4204: non-constant aggregate initializer */ +# pragma warning(disable : 4214) /* disable: C4214: non-int bitfields */ +# pragma warning(disable : 4324) /* disable: C4324: padded structure */ +#endif + +#endif /* ZSTD_COMPILER_H */