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-rw-r--r--example/expression/manip_expression3.py20
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diff --git a/example/expression/manip_expression3.py b/example/expression/manip_expression3.py
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+++ b/example/expression/manip_expression3.py
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+from miasm2.expression.expression import *
+from miasm2.expression.simplifications import expr_simp
+
+print """
+Simple expression simplification demo
+"""
+
+
+a = ExprId('eax')
+b = ExprId('ebx')
+
+exprs = [a + b - a,
+         ExprInt32(0x12) + ExprInt32(0x30) - a,
+         ExprCompose([(a[:8], 0, 8),
+                      (a[8:16], 8, 16)])]
+
+for e in exprs:
+    print '*' * 40
+    print 'original expression:', e
+    print "simplified:", expr_simp(e)