/* Machine_code.wren */

class C {
    // pass the machine code in string form to the host
    foreign static runMachineCode(s, a, b)
}

var a = 7
var b = 12

// x64 opcodes for this task
var m = [
    0x55, 0x48, 0x89, 0xe5, 0x89, 0x7d,
    0xfc, 0x89, 0x75, 0xf8, 0x8b, 0x75,
    0xfc, 0x03, 0x75, 0xf8, 0x89, 0x75,
    0xf4, 0x8b, 0x45, 0xf4, 0x5d, 0xc3
]

var s = m.map { |byte| String.fromByte(byte) }.join()
System.print("%(a) + %(b) = %(C.runMachineCode(s, a, b))")