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Change over to use new style pass mechanism, now passes only expose small

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creation functions in their public header file, unless they can help it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1816 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-02-26 21:46:54 +00:00
parent 3b2541424f
commit bd0ef77cde
32 changed files with 528 additions and 512 deletions
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47
lib/Transforms/IPO/SimpleStructMutation.cpp
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@ -19,6 +19,37 @@ using std::pair;
#include "llvm/Assembly/Writer.h"
namespace {
class SimpleStructMutation : public MutateStructTypes {
public:
enum Transform { SwapElements, SortElements } CurrentXForm;
SimpleStructMutation(enum Transform XForm) : CurrentXForm(XForm) {}
virtual bool run(Module *M) {
setTransforms(getTransforms(M, CurrentXForm));
bool Changed = MutateStructTypes::run(M);
clearTransforms();
return Changed;
}
// getAnalysisUsageInfo - This function needs the results of the
// FindUsedTypes and FindUnsafePointerTypes analysis passes...
//
virtual void getAnalysisUsageInfo(Pass::AnalysisSet &Required,
Pass::AnalysisSet &Destroyed,
Pass::AnalysisSet &Provided) {
Required.push_back(FindUsedTypes::ID);
Required.push_back(FindUnsafePointerTypes::ID);
MutateStructTypes::getAnalysisUsageInfo(Required, Destroyed, Provided);
}
private:
TransformsType getTransforms(Module *M, enum Transform);
};
} // end anonymous namespace
// PruneTypes - Given a type Ty, make sure that neither it, or one of its
// subtypes, occur in TypesToModify.
@ -87,6 +118,7 @@ static inline void GetTransformation(const StructType *ST,
}
}
SimpleStructMutation::TransformsType
SimpleStructMutation::getTransforms(Module *M, enum Transform XForm) {
// We need to know which types to modify, and which types we CAN'T modify
@ -137,13 +169,10 @@ SimpleStructMutation::TransformsType
}
// getAnalysisUsageInfo - This function needs the results of the
// FindUsedTypes and FindUnsafePointerTypes analysis passes...
//
void SimpleStructMutation::getAnalysisUsageInfo(Pass::AnalysisSet &Required,
Pass::AnalysisSet &Destroyed,
Pass::AnalysisSet &Provided){
Required.push_back(FindUsedTypes::ID);
Required.push_back(FindUnsafePointerTypes::ID);
MutateStructTypes::getAnalysisUsageInfo(Required, Destroyed, Provided);
Pass *createSwapElementsPass() {
return new SimpleStructMutation(SimpleStructMutation::SwapElements);
}
Pass *createSortElementsPass() {
return new SimpleStructMutation(SimpleStructMutation::SortElements);
}