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https://github.com/moparisthebest/mailiverse
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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
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/*
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* (C) 2009 Jack Lloyd
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*
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* Distributed under the terms of the Botan license
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*/
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#include <iostream>
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#include <string>
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#include <botan/cpuid.h>
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using namespace Botan;
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namespace {
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void print_if_feature(const std::string& feature_name, bool exists)
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{
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std::cout << (exists ? '+' : '-') << " " << feature_name << "\n";
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}
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void print_header(const std::string& descr)
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{
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std::cout << "\n" << descr << "\n-----\n";
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}
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}
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int main()
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{
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CPUID::initialize();
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std::cout << "Cache line size = " << CPUID::cache_line_size() << "\n";
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print_header("SIMD instruction sets");
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print_if_feature("SSE2", CPUID::has_sse2());
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print_if_feature("SSSE3", CPUID::has_ssse3());
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print_if_feature("SSE4.1", CPUID::has_sse41());
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print_if_feature("SSE4.2", CPUID::has_sse42());
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print_if_feature("AVX", CPUID::has_avx());
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print_if_feature("AltiVec", CPUID::has_altivec());
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print_header("Other extensions");
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print_if_feature("RDTSC", CPUID::has_rdtsc());
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print_if_feature("PCMUL", CPUID::has_pcmuludq());
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print_if_feature("AES-NI", CPUID::has_aes_ni());
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print_if_feature("RDRND", CPUID::has_rdrand());
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print_if_feature("MOVBE", CPUID::has_movbe());
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}
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