예제 #1
0
extern "C" closure builtin_function_reapply(OperationArgs& Args)
{
  int index1 = Args.reference(0).as_index_var();
  int R1 = Args.current_closure().lookup_in_env( index1 );

  int index2 = Args.reference(1).as_index_var();
  int R2 = Args.current_closure().lookup_in_env( index2 );

  expression_ref apply_E;
  {
    expression_ref fE = index_var(1);
    expression_ref argE = index_var(0);
    apply_E = (fE, argE);
  }

  // %1 %0 {R1,R2}
  int apply_reg = Args.allocate({apply_E,{R1, R2}});

  // FIXME - aren't we trying to eliminate general evaluation of regs that aren't children?  See below:

  // Evaluate the newly create application reg - and depend upon it!
  if (Args.evaluate_changeables())
    Args.evaluate_reg_to_object(apply_reg);

  return {index_var(0),{apply_reg}};
}
예제 #2
0
extern "C" closure builtin_function_seq(OperationArgs& Args)
{
  Args.evaluate_slot_no_record(0);

  int index = Args.reference(1).as_index_var();
  int R = Args.current_closure().lookup_in_env( index);

  return {index_var(0),{R}};
}