From e5696dd8eedbcb72d66cd1431076ad26c8378436 Mon Sep 17 00:00:00 2001
From: Kia <kia@special-circumstanc.es>
Date: Wed, 19 Aug 2020 11:38:02 -0600
Subject: [PATCH] we can successfully generate a string and parse it
---
python_arborist.py | 25 +++++++++++++++++++++++--
1 file changed, 23 insertions(+), 2 deletions(-)
diff --git a/python_arborist.py b/python_arborist.py
index b73cbdd..9ac7e97 100644
--- a/python_arborist.py
+++ b/python_arborist.py
@@ -261,6 +261,28 @@ MULTOP = 0xAB00
STDMASK = 0xff00
+rules = [
+ (EXPRESSION, [EXPRESSION, ADDOP, TERM ]),
+ (EXPRESSION, [TERM ]),
+ (TERM, [TERM, MULTOP, FACTOR ]),
+ (TERM, [FACTOR ]),
+ (FACTOR, [OPENPAREN, EXPRESSION, CLOSEPAREN]),
+ (FACTOR, [INTEGER ])
+ ]
+
+list_of_nonterminals = [EXPRESSION, TERM, FACTOR]
+
+list_of_terminals = [INTEGER, ADDOP, MULTOP, OPENPAREN, CLOSEPAREN]
+
+z = CFGBoltzmann.CFGBoltzmann(rules, list_of_nonterminals, list_of_terminals)
+cooked_rules = z.preprocessor()
+parse_me = z.Gzero_shimmed(EXPRESSION, 7)
+parse_me.append(ENDOFPARSE)
+
+print("XXXXXXXXXXXXXXX",parse_me)
+
+
+
class TreeNode:
def __init__(self, language_element, subnodes):
self.language_element = language_element
@@ -302,10 +324,9 @@ if __name__ == '__main__':
break
- init_data = [0XE104, ENDOFPARSE]
with m.Switch(nine.input_memory_addr):
- for addr,data in enumerate(init_data):
+ for addr,data in enumerate(parse_me):
with m.Case(addr):
#print(addr,data)
m.d.sync += nine.input_memory_data.eq(data)
--
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