extern hTab *liveRanges;
extern hTab *iCodehTab;
+extern hTab *iCodeSeqhTab;
+int notUsedInBlock (symbol *, eBBlock *, iCode *);
+bool allDefsOutOfRange (bitVect *, int, int);
void computeLiveRanges (eBBlock **, int);
+void recomputeLiveRanges (eBBlock **, int);
+
+void setFromRange (operand *, int);
+void setToRange (operand *, int, bool);
+void hashiCodeKeys (eBBlock **, int);
#endif