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Minor changes to cloning interface

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4770 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-11-19 22:54:01 +00:00
parent 6c2e2e5287
commit d18015599c
3 changed files with 38 additions and 19 deletions
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25
include/llvm/Transforms/Utils/Cloning.h
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@@ -12,6 +12,7 @@
#define LLVM_TRANSFORMS_UTIlS_CLONING_H
#include <vector>
#include <map>
class Module;
class Function;
class BasicBlock;
@@ -19,6 +20,28 @@ class Value;
class CallInst;
class ReturnInst;
/// CloneModule - Return an exact copy of the specified module
///
Module *CloneModule(Module *M);
/// CloneFunction - Return a copy of the specified function, but without
/// embedding the function into another module. Also, any references specified
/// in the ValueMap are changed to refer to their mapped value instead of the
/// original one. If any of the arguments to the function are in the ValueMap,
/// the arguments are deleted from the resultant function. The ValueMap is
/// updated to include mappings from all of the instructions and basicblocks in
/// the function from their old to new values.
///
Function *CloneFunction(const Function *F,
std::map<const Value*, Value*> &ValueMap);
/// CloneFunction - Version of the function that doesn't need the ValueMap.
///
inline Function *CloneFunction(const Function *F) {
std::map<const Value*, Value*> ValueMap;
return CloneFunction(F, ValueMap);
}
// Clone OldFunc into NewFunc, transforming the old arguments into references to
// ArgMap values. Note that if NewFunc already has basic blocks, the ones
// cloned into it will be added to the end of the function. This function fills
@@ -26,7 +49,7 @@ class ReturnInst;
// suffix to all values cloned.
//
void CloneFunctionInto(Function *NewFunc, const Function *OldFunc,
const std::vector<Value*> &ArgMap,
std::map<const Value*, Value*> &ValueMap,
std::vector<ReturnInst*> &Returns,
const char *NameSuffix = "");