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Rename ConstPool* -> Constant* Rename ConstPoolVals.h -> ConstantVals.h git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1407 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
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#include "llvm/Analysis/LiveVar/ValueSet.h"
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#include "llvm/ConstantVals.h"
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void printValue( const Value *const v) // func to print a Value
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{
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if (v->hasName())
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cerr << v << "(" << ((*v).getName()) << ") ";
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else if (Constant *C = dyn_cast<Constant>(v))
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cerr << v << "(" << C->getStrValue() << ") ";
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else
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cerr << v << " ";
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}
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//---------------- Method implementations --------------------------
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ValueSet:: ValueSet() : hash_set<const Value *, hashFuncValue> () { }
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// for performing two set unions
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bool ValueSet::setUnion( const ValueSet *const set1) {
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const_iterator set1it;
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pair<iterator, bool> result;
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bool changed = false;
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for( set1it = set1->begin() ; set1it != set1->end(); set1it++) {
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// for all all elements in set1
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result = insert( *set1it ); // insert to this set
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if( result.second == true) changed = true;
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}
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return changed;
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}
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// for performing set difference
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void ValueSet::setDifference( const ValueSet *const set1,
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const ValueSet *const set2) {
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const_iterator set1it, set2it;
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for( set1it = set1->begin() ; set1it != set1->end(); set1it++) {
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// for all elements in set1
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iterator set2it = set2->find( *set1it ); // find wether the elem is in set2
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if( set2it == set2->end() ) // if the element is not in set2
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insert( *set1it ); // insert to this set
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}
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}
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// for performing set subtraction
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void ValueSet::setSubtract( const ValueSet *const set1) {
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const_iterator set1it;
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for( set1it = set1->begin() ; set1it != set1->end(); set1it++)
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// for all elements in set1
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erase( *set1it ); // erase that element from this set
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}
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void ValueSet::printSet() const { // for printing a live variable set
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const_iterator it;
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for( it = begin() ; it != end(); it++)
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printValue( *it );
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}
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