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Access to MetaData operands

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This is not available in the C API, so add functions to extra.cpp:

- `LLVMMetaDataGetOperand` wraps MDNode::getOperand
- `LLVMMetaDataGetNumOperands` wraps MDNode::getNumOperands
This commit is contained in:
Wladimir J. van der Laan 2012-09-12 20:58:53 +02:00
commit 7f69beb258
5 changed files with 40 additions and 1 deletions
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5
llvm/test_llvmpy.py
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@ -394,10 +394,13 @@ class TestMetaData(unittest.TestCase):
# test module metadata
def test_metadata(self):
m = Module.new('a')
metadata = MetaData.get(m, []) # empty metadata node
t = Type.int()
metadata = MetaData.get(m, [Constant.int(t, 100)])
MetaData.add_named_operand(m, 'foo', metadata)
self.assertEqual(MetaData.get_named_operands(m, 'foo'), [metadata])
self.assertEqual(MetaData.get_named_operands(m, 'bar'), [])
self.assertEqual(len(metadata.operands), 1)
self.assertEqual(metadata.operands[0].z_ext_value, 100)
tests.append(TestMetaData)