}
static use_iterator use_end() { return use_iterator(0); }
+ /// use_empty - Return true if there are no instructions using the specified
+ /// register.
+ bool use_empty(unsigned RegNo) const { return use_begin(RegNo) == use_end(); }
+
/// replaceRegWith - Replace all instances of FromReg with ToReg in the
/// machine function. This is like llvm-level X->replaceAllUsesWith(Y),