import ast

def process(node):
  dest = ast.nextPRegister()
  #ast.outputInBlock( "shl %s, %s, %s" % ( dest, ast.evaluate(node.left), ast.evaluate(node.right) ) )
  #ast.outputInBlock( "lsl %s, %s, %s" % ( dest, ast.evaluate(node.left), ast.evaluate(node.right) ) )
  ast.outputInBlock( "%s = %s.__lshift__(%s)" % ( dest, ast.evaluate(node.left), ast.evaluate(node.right) ) )
  return dest