: continuation->rstack-list
drop pair-type cdr ;
-: restore-param-stack ( continuation -- obj_stack continuation )
+: stack-list-len ( stack-list -- n )
+ car drop
+;
+: restore-param-stack ( continuation -- obj_stack )
continuation->pstack-list
2dup >R >R
-2 +loop
2drop
+;
+
+: list->pad ( list n -- )
+
+ pad + 1- \ final dest addr
+ pad \ initial dest addr
+ swap
+ do
+ 2dup cdr 2swap car
+ drop i !
+ -1 +loop
+ 2drop
;
-: restore-continuation
+: restore-return-stack ( continuation -- )
+
+ continuation->rstack-list
+
+ 2dup stack-list-len -rot ( n stack-list )
+ 2dup cdr 2swap stack-list-len ( n list n )
+
+ list->pad ( n )
+
+ dup RSP0 + RSP! \ expand return stack to accommodate entries
+
+ ( n )
+ 0 \ initial offset
+ do
+ pad i + @ RSP0 i 1+ + !
+ loop
+;
+
+: restore-continuation ( continuation -- )
\ TODO: replace current parameter and return stacks with
\ contents of continuation object.
+
+ 2dup >R >R
+
+ restore-param-stack
+
+ R> R>
+
+ restore-return-stack
;
\ }}}
\ }}}
+\ DEBUGGING
xxxx
\ ---- Loading files ---- {{{