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common/cpu_detect: Add AVX512 detection
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2 changed files with 6 additions and 0 deletions
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@ -110,6 +110,11 @@ static CPUCaps Detect() {
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caps.bmi1 = true;
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if ((cpu_id[1] >> 8) & 1)
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caps.bmi2 = true;
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// Checks for AVX512F, AVX512CD, AVX512VL, AVX512DQ, AVX512BW (Intel Skylake-X/SP)
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if ((cpu_id[1] >> 16) & 1 && (cpu_id[1] >> 28) & 1 && (cpu_id[1] >> 31) & 1 &&
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(cpu_id[1] >> 17) & 1 && (cpu_id[1] >> 30) & 1) {
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caps.avx512 = caps.avx2;
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}
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}
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}
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@ -19,6 +19,7 @@ struct CPUCaps {
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bool lzcnt;
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bool avx;
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bool avx2;
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bool avx512;
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bool bmi1;
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bool bmi2;
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bool fma;
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