errant/tacit

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src/Instruction/Branch/Jeq.php

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<?php 
namespace Tacit\Instruction\Branch;
/**
 * Jump if Equal to
 *
 * @author Tom Morton
 */
class Jeq extends \Tacit\Instruction\Branch\Jmp {

    public $command = 'JEQ';

    public function execute($vm)
    {
        $left = $vm->stack->pop();
        $right = $vm->stack->pop();
        $vm->pointer++;
        if($left == $right) {
            $vm->pointer = $vm->getByte();
        }
    }

}