[llvm-commits] CVS: llvm/include/llvm/Function.h
Chris Lattner
lattner at cs.uiuc.edu
Tue Sep 16 23:59:01 PDT 2003
Changes in directory llvm/include/llvm:
Function.h updated: 1.43 -> 1.44
---
Log message:
Add new deleteBody method
---
Diffs of the changes:
Index: llvm/include/llvm/Function.h
diff -u llvm/include/llvm/Function.h:1.43 llvm/include/llvm/Function.h:1.44
--- llvm/include/llvm/Function.h:1.43 Fri May 9 17:16:18 2003
+++ llvm/include/llvm/Function.h Tue Sep 16 23:58:43 2003
@@ -97,6 +97,13 @@
unsigned getIntrinsicID() const;
bool isIntrinsic() const { return getIntrinsicID() != 0; }
+ /// deleteBody - This method deletes the body of the function, and converts
+ /// the linkage to external.
+ void deleteBody() {
+ dropAllReferences();
+ setLinkage(ExternalLinkage);
+ }
+
// getNext/Prev - Return the next or previous function in the list. These
// methods should never be used directly, and are only used to implement the
// function list as part of the module.
@@ -175,13 +182,17 @@
return V->getValueType() == Value::FunctionVal;
}
- /// dropAllReferences() - This function causes all the subinstructions to "let
+ /// dropAllReferences() - This method causes all the subinstructions to "let
/// go" of all references that they are maintaining. This allows one to
- /// 'delete' a whole class at a time, even though there may be circular
+ /// 'delete' a whole module at a time, even though there may be circular
/// references... first all references are dropped, and all use counts go to
/// zero. Then everything is delete'd for real. Note that no operations are
/// valid on an object that has "dropped all references", except operator
/// delete.
+ ///
+ /// Since no other object in the module can have references into the body of a
+ /// function, dropping all references deletes the entire body of the function,
+ /// including any contained basic blocks.
///
void dropAllReferences();
};
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