# HG changeset patch
# User ikkun
# Date 1474887264 -32400
# Node ID 32773f506410087e38ab184ffd8058e96e79ccc7
# Parent  a574ba0da60f556c66c8f76ef254b20d76e04073
remove code stack, add continuation of rotateL/totateR

diff -r a574ba0da60f -r 32773f506410 src/parallel_execution/rb_tree.c
--- a/src/parallel_execution/rb_tree.c	Wed Sep 14 20:43:37 2016 +0900
+++ b/src/parallel_execution/rb_tree.c	Mon Sep 26 19:54:24 2016 +0900
@@ -170,14 +170,10 @@
     traverse->current = parent;
 
     if ((current == parent->right) && (parent == grandparent->left)) {
-        context->next = InsertCase4_1;
-
-        stack_push(context->code_stack, &context->next);
+        traverse->next = InsertCase4_1;
         goto meta(context, RotateL);
     } else if ((current == parent->left) && (parent == grandparent->right)) {
-        context->next = InsertCase4_2;
-        
-        stack_push(context->code_stack, &context->next);
+        traverse->next = InsertCase4_2;
         goto meta(context, RotateR);
     }
 
@@ -221,7 +217,7 @@
     grandparent->color = Red;
 
     traverse->current = grandparent;
-
+    traverse->next = context->next;
     if ((current == parent->left) && (parent == grandparent->left))
         goto meta(context, RotateR);
     else
@@ -255,8 +251,7 @@
     tmp->left = node;
     traverse->current = tmp;
     
-    stack_pop(context->code_stack, &context->next);
-    goto meta(context, context->next);
+    goto meta(context, traverse->next);
 }
     
 __code rotateLeft_stub(struct Context* context) {
@@ -287,8 +282,7 @@
     tmp->right = node;
     traverse->current = tmp;
     
-    stack_pop(context->code_stack, &context->next);
-    goto meta(context, context->next);
+    goto meta(context, traverse->next);
 }
 
 __code rotateRight_stub(struct Context* context) {