Author: Hakan Ardo <[email protected]>
Branch: jit-short_from_state
Changeset: r46284:7c3564c26a63
Date: 2011-08-04 19:18 +0200
http://bitbucket.org/pypy/pypy/changeset/7c3564c26a63/
Log: test setarrayitem results in array bound guards
diff --git a/pypy/jit/metainterp/test/test_virtualstate.py
b/pypy/jit/metainterp/test/test_virtualstate.py
--- a/pypy/jit/metainterp/test/test_virtualstate.py
+++ b/pypy/jit/metainterp/test/test_virtualstate.py
@@ -585,6 +585,33 @@
"""
self.optimize_bridge(loop, bridge, expected, p0=self.myptr)
+ def test_cached_setarrayitem_gc(self):
+ loop = """
+ [p0, p1]
+ p2 = getfield_gc(p0, descr=nextdescr)
+ pp = getarrayitem_gc(p2, 0, descr=arraydescr)
+ call(pp, descr=nonwritedescr)
+ p3 = getfield_gc(p1, descr=nextdescr)
+ setarrayitem_gc(p2, 0, p3, descr=arraydescr)
+ jump(p0, p3)
+ """
+ bridge = """
+ [p0, p1]
+ jump(p0, p1)
+ """
+ expected = """
+ [p0, p1]
+ guard_nonnull(p0) []
+ p2 = getfield_gc(p0, descr=nextdescr)
+ guard_nonnull(p2) []
+ i5 = arraylen_gc(p2, descr=arraydescr)
+ i6 = int_ge(i5, 1)
+ guard_true(i6) []
+ jump(p0, p1, p2)
+ """
+ self.optimize_bridge(loop, bridge, expected, p0=self.myptr)
+
+
class TestLLtypeGuards(BaseTestGenerateGuards, LLtypeMixin):
pass
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