Author: Hakan Ardo <[email protected]>
Branch: jit-usable_retrace_3
Changeset: r58382:d57bced28c45
Date: 2012-10-23 14:46 +0200
http://bitbucket.org/pypy/pypy/changeset/d57bced28c45/
Log: only clone Const's
diff --git a/pypy/jit/metainterp/optimizeopt/virtualstate.py
b/pypy/jit/metainterp/optimizeopt/virtualstate.py
--- a/pypy/jit/metainterp/optimizeopt/virtualstate.py
+++ b/pypy/jit/metainterp/optimizeopt/virtualstate.py
@@ -382,14 +382,11 @@
return # It is enough if we can generate guards to make states
compatibe, FIXME: rename method
except InvalidLoop:
pass
- if value.is_constant():
- op = ResOperation(rop.SAME_AS, [box], box.clonebox())
- #optimizer._newoperations.append(op) FIXME
- return optimizer.getvalue(op.result)
- else:
- v = OptValue(box)
- optimizer.make_equal_to(box, v, True)
- return v
+ if isinstance(box, Const):
+ box = box.clonebox()
+ v = OptValue(box)
+ optimizer.make_equal_to(box, v, True)
+ return v
def _generate_guards(self, other, box, cpu, extra_guards):
if not isinstance(other, NotVirtualStateInfo):
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