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author | Chris Lattner <sabre@nondot.org> | 2003-09-17 04:58:43 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2003-09-17 04:58:43 +0000 |
commit | 0c448e58d346201d91767ee27423931101132c9d (patch) | |
tree | 473fcb4dcab5aa11ce33c8abe37862dd8a1ec167 /include/llvm/Function.h | |
parent | dabaf7de39cd42f9a249ec094349fb58ee7b4377 (diff) | |
download | external_llvm-0c448e58d346201d91767ee27423931101132c9d.zip external_llvm-0c448e58d346201d91767ee27423931101132c9d.tar.gz external_llvm-0c448e58d346201d91767ee27423931101132c9d.tar.bz2 |
Add new deleteBody method
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8571 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Function.h')
-rw-r--r-- | include/llvm/Function.h | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/include/llvm/Function.h b/include/llvm/Function.h index abf3819..5c466e1 100644 --- a/include/llvm/Function.h +++ b/include/llvm/Function.h @@ -97,6 +97,13 @@ public: 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. @@ -175,14 +182,18 @@ public: 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(); }; |