mirror of
https://github.com/SatDump/SatDump
synced 2026-08-13 17:47:30 -04:00
68 lines
No EOL
2.3 KiB
C++
68 lines
No EOL
2.3 KiB
C++
#include "cpu_features.h"
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#include <volk/volk.h>
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#include <string>
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namespace cpu_features
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{
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cpu_features_t get_cpu_features()
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{
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std::string machine_string(volk_get_machine());
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cpu_features_t f;
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// X86 SSE
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if (machine_string.find("sse2") != std::string::npos)
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f.CPU_X86_SSE2 = true;
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if (machine_string.find("sse3") != std::string::npos)
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f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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if (machine_string.find("sse4_a") != std::string::npos)
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f.CPU_X86_SSE4A = f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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if (machine_string.find("sse4_1") != std::string::npos)
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f.CPU_X86_SSE41 = f.CPU_X86_SSE4A = f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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if (machine_string.find("sse4_2") != std::string::npos)
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f.CPU_X86_SSE42 = f.CPU_X86_SSE41 = f.CPU_X86_SSE4A = f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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// X86 AVX
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if (machine_string.find("avx") != std::string::npos)
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f.CPU_X86_AVX = f.CPU_X86_SSE42 = f.CPU_X86_SSE41 = f.CPU_X86_SSE4A = f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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if (machine_string.find("avx2") != std::string::npos)
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f.CPU_X86_AVX2 = f.CPU_X86_AVX = f.CPU_X86_SSE42 = f.CPU_X86_SSE41 = f.CPU_X86_SSE4A = f.CPU_X86_SSE3 = f.CPU_X86_SSE2 = true;
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// ARM NEON
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if (machine_string.find("neon") != std::string::npos)
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f.CPU_ARM_NEON = true;
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if (machine_string.find("neonv7") != std::string::npos)
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f.CPU_ARM_NEON7 = f.CPU_ARM_NEON = true;
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if (machine_string.find("neonv8") != std::string::npos)
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f.CPU_ARM_NEON8 = f.CPU_ARM_NEON = true;
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return f;
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}
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void print_features(cpu_features_t f)
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{
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printf("Found CPU Features :\n");
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if (f.CPU_X86_SSE2)
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printf("- SSE2\n");
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if (f.CPU_X86_SSE3)
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printf("- SSE3\n");
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if (f.CPU_X86_SSE4A)
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printf("- SSE4_A\n");
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if (f.CPU_X86_SSE41)
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printf("- SSE4_1\n");
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if (f.CPU_X86_SSE42)
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printf("- SSE4_2\n");
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if (f.CPU_X86_AVX)
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printf("- AVX\n");
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if (f.CPU_X86_AVX2)
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printf("- AVX2\n");
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if (f.CPU_ARM_NEON)
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printf("- NEON\n");
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if (f.CPU_ARM_NEON7)
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printf("- NEONv7\n");
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if (f.CPU_ARM_NEON8)
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printf("- NEONv8\n");
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}
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} |