def visit_Assign(self, node):
if isinstance(node.nodes[0], AssAttr):
# explicate the expression on the assign
expr = self.visit(node.expr)
# explicate the expression on assignment attribute
attrexpr = self.visit(node.nodes[0].expr)
return Discard(CallFunc(Name('set_attr'),[attrexpr, Const(node.nodes[0].attrname), expr]))
else:
return P2Explicate.visit_Assign(self, node)
def visit_Assign(self, node):
if isinstance(node.nodes[0], AssAttr):
# explicate the expression on the assign
expr = self.visit(node.expr)
# explicate the expression on assignment attribute
attrexpr = self.visit(node.nodes[0].expr)
return Discard(
CallFunc(
Name('set_attr'),
[attrexpr, Const(node.nodes[0].attrname), expr]))
else:
return P2Explicate.visit_Assign(self, node)
def __init__(self, varalloc, handleLambdas=True):
P2Explicate.__init__(self, varalloc, handleLambdas)
def __init__(self, explicate):
self.log = logging.getLogger('compiler.heapify')
self.explicate = P2Explicate(explicate.varalloc, False)
self.freevars = P2FreeVars()
self.heapvarset = set([])
v = self.visit(node.code)
# Return our new lambda with the new set of argument names, and paramAllocs, paramInits, and localAllocs
# prepended to the list of statements.
return Lambda(argnames, node.defaults, node.flags,
Stmt(paramAllocs + paramInits + localAllocs + v.nodes))
def visit_CallFuncIndirect(self, node):
return CallFuncIndirect(self.visit(node.node),
[self.visit(x) for x in node.args])
if __name__ == "__main__":
import sys, compiler
import logging.config
if len(sys.argv) < 2:
sys.exit(1)
# configure logging
logging.config.fileConfig('logging.cfg')
testcases = sys.argv[1:]
for testcase in testcases:
p2unique = P2UniquifyVars()
p2explicator = P2Explicate(VariableAllocator())
p2heap = P2Heapify(p2explicator)
ast = compiler.parseFile(testcase)
unique = p2unique.transform(ast)
explicated = p2explicator.explicate(unique)
ast = p2heap.transform(explicated)
print prettyAST(ast)
#print ast
import sys, compiler
from p2uniquifyvars import P2UniquifyVars
from p2explicate import P2Explicate
from p2heapify import P2Heapify
from p2closureconvert import P2ClosureConversion
from p2flattener import P2Flattener
from p2insselector import P2InstructionSelector
from p2regallocator import P2RegAllocator
from p2ifinsselector import P2IfInstructionSelector
if len(sys.argv) < 2:
sys.exit(1)
testcases = sys.argv[1:]
for testcase in testcases:
varalloc = VariableAllocator()
p2unique = P2UniquifyVars()
p2explicator = P2Explicate(varalloc)
p2heap = P2Heapify(p2explicator)
p2closure = P2ClosureConversion(p2explicator, varalloc)
p2flatten = P2Flattener(varalloc)
p2insselector = P2InstructionSelector(varalloc)
ifinsselector = P2IfInstructionSelector(varalloc,
p2insselector.labelalloc)
ast = compiler.parseFile(testcase)
unique = p2unique.transform(ast)
explicated = p2explicator.explicate(unique)
heaped = p2heap.transform(explicated)
astlist = p2closure.transform(heaped)
for ast in astlist:
ast = p2flatten.flatten(ast)
program = p2insselector.transform(ast)
def __init__(self, varalloc, handleLambdas=True):
P2Explicate.__init__(self, varalloc, handleLambdas)