carry // chains in the flags in parallel across the whole operation, and aggressively // unrolls loops. arm64 processes four words at a time. // // It's unclear why the assembly for all other architectures, as well as for // amd64 without ADX, perform better than the compiler output. // TODO(filippo): file cmd/compile performance issue. var supportADX = cpu.X86HasADX && cpu.X86HasBMI2 func init() { if cpu.AMD64 { impl.Register("aes", "ADX", &supportADX) } } //go:noescape func addMulVVW1024(z, x *uint,...