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Execution engine and passes work. Documentation and tests updated.

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git-svn-id: http://llvm-py.googlecode.com/svn/trunk@4 8d1e9007-1d4e-0410-b67e-1979fd6579aa
This commit is contained in:
mdevan.foobar 2008-06-07 13:44:25 +00:00
commit 2255a7e5dd
15 changed files with 559 additions and 396 deletions
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29
llvm/passes.py
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@ -1,6 +1,11 @@
"""Pass managers and passes.
"""
import ee # target data
import _core # C wrappers
from _util import * # utility functions
from _util import *
import _core
# passes
PASS_CONSTANT_PROPAGATION = 1
@ -43,9 +48,19 @@ class PassManager(object):
def __del__(self):
_core.LLVMDisposePassManager(self.ptr)
def add(self, pass_id):
assert pass_id in _pass_creator, 'Invalid pass_id ("' + str(pass_id) + '")'
cfn = _pass_creator[pass_id] # KeyError => pass_id is invalid
def add(self, tgt_data_or_pass_id):
if isinstance(tgt_data_or_pass_id, ee.TargetData):
self._add_target_data(tgt_data_or_pass_id)
elif tgt_data_or_pass_id in _pass_creator:
self._add_pass(tgt_data_or_pass_id)
else:
raise LLVMException, "invalid pass_id"
def _add_target_data(self, tgt):
_core.LLVMAddTargetData(tgt.ptr, self.ptr)
def _add_pass(self, pass_id):
cfn = _pass_creator[pass_id]
cfn(self.ptr)
def run(self, module):
@ -70,8 +85,8 @@ class FunctionPassManager(PassManager):
_core.LLVMInitializeFunctionPassManager(self.ptr)
def run(self, fn):
_check_is_function(fn)
return _core.LLVMRunFunctionPassManager(fn.ptr)
check_is_function(fn)
return _core.LLVMRunFunctionPassManager(self.ptr, fn.ptr)
def finalize(self):
_core.LLVMFinalizeFunctionPassManager(self.ptr)