[pypy-commit] pypy dynamic-specialized-tuple: failing test for cast_adr_to_ptr

[alex_gaynor]

Author: Alex Gaynor <alex.gaynor at gmail.com>
Branch: dynamic-specialized-tuple
Changeset: r53542:1d3197b20988
Date: 2012-03-14 01:25 -0700
http://bitbucket.org/pypy/pypy/changeset/1d3197b20988/

Log:	failing test for cast_adr_to_ptr

diff --git a/pypy/jit/codewriter/test/test_jtransform.py b/pypy/jit/codewriter/test/test_jtransform.py
--- a/pypy/jit/codewriter/test/test_jtransform.py
+++ b/pypy/jit/codewriter/test/test_jtransform.py
@@ -1239,4 +1239,23 @@
     )
     op1 = Transformer(FakeCPU()).rewrite_operation(op)
     assert op1.opname == "getinteriorfield_gc_i"
-    assert op1.args == [v, const(0), ('interiorfielddescr', S, "data")]
\ No newline at end of file
+    assert op1.args == [v, const(0), ('interiorfielddescr', S, "data")]
+
+def test_cast_adr_to_ptr():
+    S = lltype.GcStruct("S",
+        ("data", lltype.Array(llmemory.Address)),
+    )
+    v0 = varoftype(lltype.Ptr(S))
+    v1 = varoftype(llmemory.Address)
+    v2 = varoftype(lltype.Ptr(S))
+    ops = [
+        SpaceOperation("getinteriorfield",
+            [v0, Constant("data", lltype.Void), const(0)], v1
+        ),
+        SpaceOperation("cast_adr_to_ptr", [v1], v2)
+    ]
+
+    op1 = Transformer(FakeCPU()).rewrite_operation(ops)
+    assert op1.opname == "getinteriorfield_gc_r"
+    assert op1.args == [v, const(0), ('interiorfielddescr', S, 'data')]
+    assert op1.result == v2