chromium/third_party/flac/src/libFLAC/include/private/cpu.h

/* libFLAC - Free Lossless Audio Codec library
 * Copyright (C) 2001-2009  Josh Coalson
 * Copyright (C) 2011-2022  Xiph.Org Foundation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * - Neither the name of the Xiph.org Foundation nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef FLAC__PRIVATE__CPU_H
#define FLAC__PRIVATE__CPU_H

#include "FLAC/ordinals.h"

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#ifndef FLAC__CPU_X86_64

#if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || \
    defined(__x86_64) || defined(_M_X64) || defined(_M_AMD64)
#define FLAC__CPU_X86_64
#endif

#endif

#ifndef FLAC__CPU_IA32

#if defined(__i386__) || defined(__i486__) || defined(__i586__) || \
    defined(__i686__) || defined(__i386) || defined(_M_IX86)
#define FLAC__CPU_IA32
#endif

#endif

#ifndef __has_attribute
#define __has_attribute …
#endif

#if FLAC__HAS_X86INTRIN
/* SSE intrinsics support by ICC/MSVC/GCC */
#if defined __INTEL_COMPILER
  #define FLAC__SSE_TARGET …
  #define FLAC__SSE_SUPPORTED …
  #define FLAC__SSE2_SUPPORTED …
  #if (__INTEL_COMPILER >= 1000) /* Intel C++ Compiler 10.0 */
    #define FLAC__SSSE3_SUPPORTED …
    #define FLAC__SSE4_1_SUPPORTED …
  #endif
#ifdef FLAC__USE_AVX
#if (__INTEL_COMPILER >= 1110) /* Intel C++ Compiler 11.1 */
#define FLAC__AVX_SUPPORTED …
#endif
#if (__INTEL_COMPILER >= 1300) /* Intel C++ Compiler 13.0 */
#define FLAC__AVX2_SUPPORTED …
#define FLAC__FMA_SUPPORTED …
#endif
#endif
#elif defined __clang__ && __has_attribute(__target__) /* clang */
#define FLAC__SSE_TARGET …
#define FLAC__SSE_SUPPORTED …
#define FLAC__SSE2_SUPPORTED …
#define FLAC__SSSE3_SUPPORTED …
#define FLAC__SSE4_1_SUPPORTED …
#ifdef FLAC__USE_AVX
#define FLAC__AVX_SUPPORTED …
#define FLAC__AVX2_SUPPORTED …
#define FLAC__FMA_SUPPORTED …
#endif
#elif defined __GNUC__ && !defined __clang__ && \
    (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9)) /* GCC 4.9+ */
#define FLAC__SSE_TARGET …
#define FLAC__SSE_SUPPORTED …
#define FLAC__SSE2_SUPPORTED …
#define FLAC__SSSE3_SUPPORTED …
#define FLAC__SSE4_1_SUPPORTED …
#ifdef FLAC__USE_AVX
#define FLAC__AVX_SUPPORTED …
#define FLAC__AVX2_SUPPORTED …
#define FLAC__FMA_SUPPORTED …
#endif
#elif defined _MSC_VER
  #define FLAC__SSE_TARGET …
  #define FLAC__SSE_SUPPORTED …
  #define FLAC__SSE2_SUPPORTED …
  #if (_MSC_VER >= 1500) /* MS Visual Studio 2008 */
    #define FLAC__SSSE3_SUPPORTED …
    #define FLAC__SSE4_1_SUPPORTED …
  #endif
#ifdef FLAC__USE_AVX
#if (_MSC_FULL_VER >= 160040219) /* MS Visual Studio 2010 SP1 */
#define FLAC__AVX_SUPPORTED …
#endif
#if (_MSC_VER >= 1700) /* MS Visual Studio 2012 */
#define FLAC__AVX2_SUPPORTED …
#define FLAC__FMA_SUPPORTED …
#endif
#endif
#else
#define FLAC__SSE_TARGET …
#ifdef __SSE__
#define FLAC__SSE_SUPPORTED …
#endif
#ifdef __SSE2__
#define FLAC__SSE2_SUPPORTED …
#endif
#ifdef __SSSE3__
#define FLAC__SSSE3_SUPPORTED …
#endif
#ifdef __SSE4_1__
#define FLAC__SSE4_1_SUPPORTED …
#endif
#ifdef FLAC__USE_AVX
#ifdef __AVX__
#define FLAC__AVX_SUPPORTED …
#endif
#ifdef __AVX2__
#define FLAC__AVX2_SUPPORTED …
#endif
#ifdef __FMA__
#define FLAC__FMA_SUPPORTED …
#endif
#endif
#endif /* compiler version */
#endif /* intrinsics support */

#ifndef FLAC__AVX_SUPPORTED
#define FLAC__AVX_SUPPORTED …
#endif

FLAC__CPUInfo_Type;

FLAC__CPUInfo_x86;

FLAC__CPUInfo_ppc;

FLAC__CPUInfo;

void FLAC__cpu_info(FLAC__CPUInfo *info);

FLAC__uint32 FLAC__cpu_have_cpuid_asm_ia32(void);

void FLAC__cpu_info_asm_ia32(FLAC__uint32 level,
                             FLAC__uint32* eax,
                             FLAC__uint32* ebx,
                             FLAC__uint32* ecx,
                             FLAC__uint32* edx);

#endif