52 lines
1.1 KiB
C++
52 lines
1.1 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* Copyright 2018 Danny Robson <danny@nerdcruft.net>
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*/
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#pragma once
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#include "../platform.hpp"
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#if !defined(PROCESSOR_AMD64)
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#error "Wrong architecture"
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#endif
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#include <array>
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#include <iosfwd>
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namespace cruft::cpu {
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/// Queries x86 CPU features using the CPUID instruction.
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struct x86 {
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x86 ();
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struct {
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int logical;
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// currently unused because we lack APIC enumeration code
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// required for physical:logical mappings.
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int physical = 0;
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bool hyper_threading;
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} cores;
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struct {
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bool sse;
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bool sse2;
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bool sse3;
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bool ssse3;
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bool sse41;
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bool sse42;
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bool avx;
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} simd;
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std::array<char,12> vendor_name;
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std::array<char,48> product_name;
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};
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std::ostream&
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operator<< (std::ostream&, const cruft::cpu::x86&);
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};
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