References: math/big.support

var math/big.support_adx

one use

	math/big (current package)
		arith_amd64.go#L12: var support_adx = cpu.X86.HasADX && cpu.X86.HasBMI2

The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)