| … | |
… | |
| 692 | { |
692 | { |
| 693 | stack_put (prev_stack); |
693 | stack_put (prev_stack); |
| 694 | prev->stack = 0; |
694 | prev->stack = 0; |
| 695 | } |
695 | } |
| 696 | |
696 | |
| 697 | if (!next->mainstack) |
697 | if (next->mainstack) |
| 698 | { |
698 | { |
|
|
699 | /* coroutine already started */ |
|
|
700 | SAVE (prev, flags); |
|
|
701 | LOAD (next); |
|
|
702 | } |
|
|
703 | else |
|
|
704 | { |
|
|
705 | /* need to start coroutine */ |
| 699 | /* first get rid of the old state */ |
706 | /* first get rid of the old state */ |
| 700 | SAVE (prev, -1); |
707 | SAVE (prev, -1); |
| 701 | /* setup coroutine call */ |
708 | /* setup coroutine call */ |
| 702 | setup_coro (next); |
709 | setup_coro (next); |
|
|
710 | /* need to change stack from main_stack to real one */ |
| 703 | next->stack = 0; |
711 | next->stack = 0; |
| 704 | } |
|
|
| 705 | else |
|
|
| 706 | { |
|
|
| 707 | SAVE (prev, flags); |
|
|
| 708 | LOAD (next); |
|
|
| 709 | } |
712 | } |
| 710 | |
713 | |
| 711 | if (!next->stack) |
714 | if (!next->stack) |
| 712 | stack_get (next); |
715 | stack_get (next); |
| 713 | |
716 | |
