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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-dsp-lib
* Created on: 31 мар. 2020 г.
*
* lsp-dsp-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-dsp-lib 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-dsp-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef PRIVATE_DSP_ARCH_X86_FEATURES_H_
#define PRIVATE_DSP_ARCH_X86_FEATURES_H_
#include <lsp-plug.in/common/types.h>
#ifdef ARCH_X86
namespace lsp
{
namespace x86
{
enum cpu_features_enum
{
// Different legacy feature set
CPU_OPTION_FPU = 1 << 0,
CPU_OPTION_CMOV = 1 << 1,
CPU_OPTION_MMX = 1 << 2,
// SSE feature set
CPU_OPTION_FXSAVE = 1 << 3,
CPU_OPTION_SSE = 1 << 4,
CPU_OPTION_SSE2 = 1 << 5,
CPU_OPTION_SSE3 = 1 << 6,
CPU_OPTION_SSSE3 = 1 << 7,
CPU_OPTION_SSE4_1 = 1 << 8,
CPU_OPTION_SSE4_2 = 1 << 9,
CPU_OPTION_SSE4A = 1 << 10,
// AVX and FMA feature set
CPU_OPTION_OSXSAVE = 1 << 11,
CPU_OPTION_FMA3 = 1 << 12,
CPU_OPTION_FMA4 = 1 << 13,
CPU_OPTION_AVX = 1 << 14,
CPU_OPTION_AVX2 = 1 << 15,
// AVX-512 feature set
CPU_OPTION_AVX512F = 1 << 16,
CPU_OPTION_AVX512DQ = 1 << 17,
CPU_OPTION_AVX512IFMA = 1 << 18,
CPU_OPTION_AVX512PF = 1 << 19,
CPU_OPTION_AVX512ER = 1 << 20,
CPU_OPTION_AVX512CD = 1 << 21,
CPU_OPTION_AVX512BW = 1 << 22,
CPU_OPTION_AVX512VL = 1 << 23,
CPU_OPTION_AVX512VBMI = 1 << 24
};
enum cpu_vendor_enum
{
CPU_VENDOR_UNKNOWN,
CPU_VENDOR_AMD,
CPU_VENDOR_HYGON,
CPU_VENDOR_INTEL,
CPU_VENDOR_NSC,
CPU_VENDOR_TRANSMETA,
CPU_VENDOR_VIA
};
typedef struct cpu_features_t
{
uint32_t vendor;
uint32_t family;
uint32_t model;
uint32_t features;
char brand[56];
} cpu_features_t;
enum feature_t
{
FEAT_FAST_MOVS, // Processor implements optimized MOVS instruction
FEAT_FAST_AVX, // Fast AVX implementation
FEAT_FAST_FMA3 // Fast FMA3 implementation
};
/**
* Check only one feature from feature_t at one time
* @param f detected CPU features
* @param ops feature to check
* @return true if feature is supported
*/
bool feature_check(const cpu_features_t *f, feature_t ops);
/**
* Detect the CPU features
* @param f structure to store the features
*/
void detect_cpu_features(cpu_features_t *f);
void dsp_init(const cpu_features_t *f);
} /* namespace x86 */
} /* namespace lsp */
#define LSP_DSP_CPU_NAMESPACE x86
#endif /* ARCH_X86 */
#endif /* PRIVATE_DSP_ARCH_X86_FEATURES_H_ */
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