Removed broken return stack restore implementation.

[scheme.forth.jl.git] / src / scheme.4th

diff --git a/src/scheme.4th b/src/scheme.4th
index 2edd16d..135bdab 100644 (file)
--- a/src/scheme.4th
+++ b/src/scheme.4th
@@ -564,8 +564,7 @@ global-env obj!
 : continuation->rstack-list
   drop pair-type cdr ;
 
-: restore-param-stack ( continuation -- obj_stack continuation )
-
+: restore-param-stack ( continuation -- obj_stack )
   continuation->pstack-list
   2dup >R >R
 
@@ -587,12 +586,31 @@ global-env obj!
   -2 +loop
 
   2drop
+;
+
+: restore-return-stack ( continuation -- )
+
+    R> -rot \ store top of return stack on PS
+    continuation->rstack-list
+    2dup print 2dup
+
+    \ TODO: Implement body of return stack restoration
 
+    >R \ restore original top of return stack
 ;
 
-: restore-continuation
+: restore-continuation ( continuation -- )
   \ TODO: replace current parameter and return stacks with
   \ contents of continuation object.
+
+    2dup >R >R
+    restore-param-stack
+
+    ." ====== PARAM STACK RESTORED ======" cr
+    trace
+    
+    R> R>
+    restore-return-stack
 ;
 
 \ }}}
@@ -2125,6 +2143,7 @@ parse-idx-stack parse-idx-sp !
 
 \ }}}
 
+\ DEBUGGING
 xxxx
 
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