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11 lines
540 B
Bash
11 lines
540 B
Bash
#!/usr/bin/awk -f
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BEGIN {
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while (!/flags/) if (getline < "/proc/cpuinfo" != 1) exit 1
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if (/lm/&&/cmov/&&/cx8/&&/fpu/&&/fxsr/&&/mmx/&&/syscall/&&/sse2/) level = 1
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if (level == 1 && /cx16/&&/lahf/&&/popcnt/&&/sse4_1/&&/sse4_2/&&/ssse3/) level = 2
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if (level == 2 && /avx/&&/avx2/&&/bmi1/&&/bmi2/&&/f16c/&&/fma/&&/abm/&&/movbe/&&/xsave/) level = 3
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if (level == 3 && /avx512f/&&/avx512bw/&&/avx512cd/&&/avx512dq/&&/avx512vl/) level = 3
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if (level > 0) { print "CPU supports x86-64-v" level; exit level + 1 }
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exit 1
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}
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