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Introduce finalizer module to manage finalization of C resources.

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This commit is contained in:
Siu Kwan Lam 2013-01-03 13:58:08 -06:00
commit bc20661343
7 changed files with 110 additions and 40 deletions
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16
llvm/passes.py
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@ -45,16 +45,15 @@ import warnings
# Pass manager builder
#===----------------------------------------------------------------------===
class PassManagerBuilder(object):
class PassManagerBuilder(llvm.Handle):
@staticmethod
def new():
return PassManagerBuilder(_core.LLVMPassManagerBuilderCreate())
def __init__(self, ptr):
self.ptr = ptr
llvm.Handle.__init__(self, ptr)
def __del__(self):
_core.LLVMPassManagerBuilderDispose(self.ptr)
_finalizer = _core.LLVMPassManagerBuilderDispose
def populate(self, pm):
if isinstance(pm, FunctionPassManager):
@ -142,7 +141,7 @@ class PassManagerBuilder(object):
# Pass manager
#===----------------------------------------------------------------------===
class PassManager(object):
class PassManager(llvm.Handle):
@staticmethod
def new():
@ -151,8 +150,7 @@ class PassManager(object):
def __init__(self, ptr):
self.ptr = ptr
def __del__(self):
_core.LLVMDisposePassManager(self.ptr)
_finalizer = _core.LLVMDisposePassManager
def add(self, pass_obj):
'''Add a pass to the pass manager.
@ -208,9 +206,11 @@ class Pass(llvm.Ownable):
'''Pass Inferface
'''
def __init__(self, ptr):
llvm.Ownable.__init__(self, ptr, _core.LLVMDisposePass)
llvm.Ownable.__init__(self, ptr)
self.__name = ''
_finalizer = _core.LLVMDisposePass
@staticmethod
def new(name):
'''Create a new pass by name.