Author: Antonio Cuni <anto.c...@gmail.com>
Branch: identity-dict-strategy
Changeset: r45803:2171351a31a8
Date: 2011-07-21 11:29 +0200
http://bitbucket.org/pypy/pypy/changeset/2171351a31a8/
Log: write a test_pypy_c test
diff --git a/pypy/module/pypyjit/test_pypy_c/test_containers.py
b/pypy/module/pypyjit/test_pypy_c/test_containers.py
--- a/pypy/module/pypyjit/test_pypy_c/test_containers.py
+++ b/pypy/module/pypyjit/test_pypy_c/test_containers.py
@@ -23,3 +23,29 @@
ops = loop.ops_by_id('look')
assert log.opnames(ops) == ['setfield_gc',
'guard_not_invalidated']
+
+ def test_identitydict(self):
+ def fn(n):
+ class X(object):
+ pass
+ x = X()
+ d = {}
+ d[x] = 1
+ res = 0
+ for i in range(300):
+ value = d[x] # ID: getitem
+ res += value
+ return res
+ #
+ log = self.run(fn, [1000])
+ assert log.result == 300
+ loop, = log.loops_by_filename(self.filepath)
+ # check that the call to ll_dict_lookup is not a call_may_force
+ assert loop.match_by_id("getitem", """
+ i25 = call(ConstClass(_ll_1_gc_identityhash__objectPtr), p6,
descr=...)
+ ...
+ i28 =
call(ConstClass(ll_dict_lookup__dicttablePtr_objectPtr_Signed), p18, p6, i25,
descr=...)
+ ...
+ p33 = call(ConstClass(ll_get_value__dicttablePtr_Signed), p18,
i28, descr=...)
+ ...
+ """)
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