remove the "rule execution" feature, probably not needed for generic LR parser

python_arborist.py

@@ -185,19 +185,21 @@ class Cirno(Elaboratable):
 
         def extractor(x): return (x & 0x00ff)
         execute_rules = [
-        (3, (lambda stackview: EXPRESSION + (extractor(stackview[0]) + extractor(stackview[2])))),
+        (3, (lambda stackview: EXPRESSION )), #+ (extractor(stackview[0]) + extractor(stackview[2])))),
 
-        (1, (lambda stackview: EXPRESSION + extractor(stackview[0]))),
+        (1, (lambda stackview: EXPRESSION)), # + extractor(stackview[0]))),
 
-        (3, (lambda stackview: TERM + (extractor(stackview[0]) * extractor(stackview[2])))),
+        (3, (lambda stackview: TERM )), #+ (extractor(stackview[0]) * extractor(stackview[2])))),
 
-        (1, (lambda stackview: TERM + extractor(stackview[0]))),
+        (1, (lambda stackview: TERM )),# + extractor(stackview[0]))),
 
-        (3, (lambda stackview: FACTOR + extractor(stackview[1]))),
+        (3, (lambda stackview: FACTOR )), #+ extractor(stackview[1]))),
 
-        (1, (lambda stackview: FACTOR + extractor(stackview[0])))
+        (1, (lambda stackview: FACTOR ))#+ extractor(stackview[0])))
         ]
 
+
+
         msm = MasterStateMachine(item_width=16, indices_width=16, stack_depth=16,
             validitem_ruleset = validitem_ruleset,
             pairwise_priority_ruleset = pairwise_priority_ruleset,