def structureSingleLoop(self, n):
'''
@return: True, if loop was structured, False otherwise.
'''
(loope, ALe) = self.findLoopALEdge(n)
(loop, AL) = (self.nodes[loope.toNode], self.nodes[ALe.toNode])
if loop.forloop:
(forloope, AFe) = self.findForAFEdge(loop)
forloop = self.nodes[forloope.toNode]
AF = self.nodes[AFe.toNode]
if len(forloop.outgoing) == 1 and \
forloop.outgoing[0].toNode == AF.name and \
len(AF.outgoing) == 1 and AF.outgoing[0].toNode == AL.name:
forloop.code = indentForText(forloop.code)
if AF.code != '':
AF.code = 'else:\n' + indentText(AF.code, 1)
self.removeEdge(loop, AF)
self.removeEdge(n, AL)
return True
elif len(forloop.outgoing) == 1 and \
forloop.outgoing[0].toNode == AF.name and \
AF.name == AL.name:
forloop.code = indentForText(forloop.code)
self.removeEdge(loop, AF)
self.removeEdge(n, AL)
return True
else:
(te, fe) = self.findTrueFalseEdge(loop)
(tn, fn) = (self.nodes[te.toNode], self.nodes[fe.toNode])
if len(tn.outgoing) == 1 and tn.outgoing[0].toNode == fn.name and \
len(fn.outgoing) == 1 and fn.outgoing[0].toNode == AL.name:
loop.code = 'while ' + str(loop.condition) + ':\n'
if tn.code == '': tn.code = 'pass\n'
tn.code = indentText(tn.code, 1)
if fn.code != '':
fn.code = 'else:\n' + indentText(fn.code, 1)
self.removeEdge(loop, fn)
self.removeEdge(n, AL)
return True
elif len(tn.outgoing) == 1 and tn.outgoing[0].toNode == fn.name and \
fn.name == AL.name:
loop.code = 'while ' + str(loop.condition) + ':\n'
if tn.code == '': tn.code = 'pass\n'
tn.code = indentText(tn.code, 1)
self.removeEdge(loop, fn)
self.removeEdge(n, AL)
return True
def structureSingleLoop(self, n):
'''
@return: True, if loop was structured, False otherwise.
'''
#THIS ONLY WORKS IF optimizeJumps = True
self.extra.append(n)
#print "N: ",n
(loope, ALe) = self.findLoopALEdge(n)
#print "LOOPE: %s"%(loope)
#print "ALe: %s"%(ALe)
(loop, AL) = (self.nodes[loope.toNode], self.nodes[ALe.toNode])
#print "LOOP: %s"%(loop)
#print "AL: %s"%(AL)
#Rich mod change test condition to look for t/f edges not loop property
if loop.forloop:
(forloope, AFe) = self.findForAFEdge(loop)
forloop = self.nodes[forloope.toNode]
AF = self.nodes[AFe.toNode]
#if len(forloop.outgoing) == 1 and \
# forloop.outgoing[0].toNode == AF.name and \
# len(AF.outgoing) == 1 and AF.outgoing[0].toNode == AL.name:
if 1:
forloop.code = indentForText(forloop.code)
if AF.code != '':
AF.code = 'else:\n' + indentText(AF.code, 1)
self.removeEdge(loop, AF)
self.removeEdge(n, AL)
return True
else:
try:
(te, fe) = self.findTrueFalseEdge(loop)
(tn, fn) = (self.nodes[te.toNode], self.nodes[fe.toNode])
if len(tn.outgoing) == 1 and tn.outgoing[0].toNode == fn.name and \
len(fn.outgoing) == 1 and fn.outgoing[0].toNode == AL.name:
loop.code = 'while ' + str(loop.condition) + ':\n'
if tn.code == '': tn.code = 'pass\n'
tn.code = indentText(tn.code, 1)
if fn.code != '':
fn.code = 'else:\n' + indentText(fn.code, 1)
self.removeEdge(loop, fn)
self.removeEdge(n, AL)
return True
except Exception, err:
print "[X] Rich exception caught", err
traceback.print_exc()
return False
def structureSingleLoop(self, n):
'''
@return: True, if loop was structured, False otherwise.
'''
#THIS ONLY WORKS IF optimizeJumps = True
self.extra.append(n)
#print "N: ",n
(loope, ALe) = self.findLoopALEdge(n)
#print "LOOPE: %s"%(loope)
#print "ALe: %s"%(ALe)
(loop, AL) = (self.nodes[loope.toNode], self.nodes[ALe.toNode])
#print "LOOP: %s"%(loop)
#print "AL: %s"%(AL)
#Rich mod change test condition to look for t/f edges not loop property
if loop.forloop:
(forloope, AFe) = self.findForAFEdge(loop)
forloop = self.nodes[forloope.toNode]
AF = self.nodes[AFe.toNode]
#if len(forloop.outgoing) == 1 and \
# forloop.outgoing[0].toNode == AF.name and \
# len(AF.outgoing) == 1 and AF.outgoing[0].toNode == AL.name:
if 1:
forloop.code = indentForText(forloop.code)
if AF.code != '':
AF.code = 'else:\n' + indentText(AF.code, 1)
self.removeEdge(loop, AF)
self.removeEdge(n, AL)
return True
else:
try:
(te, fe) = self.findTrueFalseEdge(loop)
(tn, fn) = (self.nodes[te.toNode], self.nodes[fe.toNode])
if len(tn.outgoing) == 1 and tn.outgoing[0].toNode == fn.name and \
len(fn.outgoing) == 1 and fn.outgoing[0].toNode == AL.name:
loop.code = 'while ' + str(loop.condition) + ':\n'
if tn.code == '': tn.code = 'pass\n'
tn.code = indentText(tn.code, 1)
if fn.code != '':
fn.code = 'else:\n' + indentText(fn.code, 1)
self.removeEdge(loop, fn)
self.removeEdge(n, AL)
return True
except Exception, err:
print "[X] Rich exception caught", err
traceback.print_exc()
return False
