[pypy-svn] r62443 - pypy/branch/pyjitpl5/pypy/jit/metainterp

[fijal at codespeak.net]

Author: fijal
Date: Tue Mar  3 10:33:17 2009
New Revision: 62443

Modified:
   pypy/branch/pyjitpl5/pypy/jit/metainterp/resoperation.py
Log:
Add a marker for ovf ops


Modified: pypy/branch/pyjitpl5/pypy/jit/metainterp/resoperation.py
==============================================================================
--- pypy/branch/pyjitpl5/pypy/jit/metainterp/resoperation.py	(original)
+++ pypy/branch/pyjitpl5/pypy/jit/metainterp/resoperation.py	Tue Mar  3 10:33:17 2009
@@ -56,6 +56,9 @@
     def can_raise(self):
         return rop._CANRAISE_FIRST <= self.opnum <= rop._CANRAISE_LAST
 
+    def is_ovf(self):
+        return rop._OVF_FIRST <= self.opnum <= rop._OVF_LAST
+
 # ____________________________________________________________
 
 
@@ -154,10 +157,12 @@
     CALL_PTR               = _CALL + typ.PTR
     CALL_VOID              = _CALL + typ.VOID
     #
+    _OVF_FIRST             = 109
     INT_ADD_OVF            = 110
     INT_SUB_OVF            = 111
     INT_MUL_OVF            = 112
     INT_NEG_OVF            = 113
+    _OVF_LAST              = 114
     _CANRAISE_LAST = 119 # ----- end of can_raise operations -----
     _LAST = 119     # for the backend to add more internal operations