84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
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// SPDX-FileCopyrightText: Copyright 2013 Dolphin Emulator Project / 2015 Citra Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <optional>
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#include <string_view>
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#include "common/common_types.h"
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namespace Common {
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/// x86/x64 CPU capabilities that may be detected by this module
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struct CPUCaps {
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enum class Manufacturer : u8 {
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Unknown = 0,
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Intel = 1,
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AMD = 2,
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Hygon = 3,
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};
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static Manufacturer ParseManufacturer(std::string_view brand_string);
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Manufacturer manufacturer;
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char brand_string[13];
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char cpu_string[48];
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u32 base_frequency;
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u32 max_frequency;
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u32 bus_frequency;
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u32 tsc_crystal_ratio_denominator;
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u32 tsc_crystal_ratio_numerator;
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u32 crystal_frequency;
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u64 tsc_frequency; // Derived from the above three values
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bool sse : 1;
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bool sse2 : 1;
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bool sse3 : 1;
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bool ssse3 : 1;
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bool sse4_1 : 1;
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bool sse4_2 : 1;
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bool avx : 1;
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bool avx_vnni : 1;
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bool avx2 : 1;
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bool avx512f : 1;
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bool avx512dq : 1;
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bool avx512cd : 1;
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bool avx512bw : 1;
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bool avx512vl : 1;
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bool avx512vbmi : 1;
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bool avx512bitalg : 1;
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bool aes : 1;
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bool bmi1 : 1;
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bool bmi2 : 1;
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bool f16c : 1;
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bool fma : 1;
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bool fma4 : 1;
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bool gfni : 1;
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bool invariant_tsc : 1;
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bool lzcnt : 1;
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bool monitorx : 1;
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bool movbe : 1;
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bool pclmulqdq : 1;
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bool popcnt : 1;
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bool sha : 1;
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bool waitpkg : 1;
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};
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/**
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* Gets the supported capabilities of the host CPU
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* @return Reference to a CPUCaps struct with the detected host CPU capabilities
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*/
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const CPUCaps& GetCPUCaps();
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/// Detects CPU core count
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std::optional<int> GetProcessorCount();
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} // namespace Common
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