SetMaxCPU

std.SetMaxCPU(string cpu)

This function is only intended for testing and debugging purposes and sets the maximum used instruction set for optimized functions.

Possible values for x86: “avx512”, “avx2”, “sse2”, “none”

Possible values for ARM64: “neon”, “none”

Other platforms: “none”

By default all supported cpu features are used, and an empty string restores that default. Any other value is an error.

Returns the level that was set before the call, as one of the strings above, or an empty string if it was the default.