[pypy-commit] pypy jit-short_from_state: No point in emitting here, all we need is to make the boxes equal. Besides, it might mess up the values we use later

[hakanardo]

Author: Hakan Ardo <ha...@debian.org>
Branch: jit-short_from_state
Changeset: r45985:23033be41f5e
Date: 2011-07-25 16:03 +0200
http://bitbucket.org/pypy/pypy/changeset/23033be41f5e/

Log:    No point in emitting here, all we need is to make the boxes equal.
        Besides, it might mess up the values we use later

diff --git a/pypy/jit/metainterp/optimizeopt/unroll.py 
b/pypy/jit/metainterp/optimizeopt/unroll.py
--- a/pypy/jit/metainterp/optimizeopt/unroll.py
+++ b/pypy/jit/metainterp/optimizeopt/unroll.py
@@ -185,6 +185,7 @@
 
             modifier = VirtualStateAdder(self.optimizer)
             virtual_state = modifier.get_virtual_state(jump_args)
+            
             values = [self.getvalue(arg) for arg in jump_args]
             inputargs = virtual_state.make_inputargs(values)
             short_inputargs = virtual_state.make_inputargs(values, 
keyboxes=True)
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
@@ -496,12 +496,8 @@
             self.duplicates[op.result].append(newop.result)
         else:
             self.duplicates[op.result] = [newop.result]
-        self.optimizer.send_extra_operation(newop)
-        if newop.is_ovf():
-            guard = ResOperation(rop.GUARD_NO_OVERFLOW, [], None)
-            self.optimizer.send_extra_operation(guard)
+        self.optimizer.make_equal_to(newop.result, 
self.optimizer.getvalue(op.result))
         return newop
-        
 
     def debug_print(self, logops):
         debug_start('jit-short-boxes')
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