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* Code Cleanups

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* Introduce RAV to allow stream I/O instead of using printValue


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1710 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-02-05 01:43:49 +00:00
parent f39f379f9e
commit 0665a5f1f5
16 changed files with 300 additions and 462 deletions
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68
lib/Analysis/LiveVar/ValueSet.cpp
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@ -1,64 +1,42 @@
#include "llvm/Analysis/LiveVar/ValueSet.h"
#include "llvm/ConstantVals.h"
#include <algorithm>
#include <iostream>
using std::cerr;
using std::endl;
using std::pair;
using std::hash_set;
void printValue(const Value *v) { // func to print a Value
ostream &operator<<(ostream &O, RAV V) { // func to print a Value
const Value *v = V.V;
if (v->hasName())
cerr << v << "(" << v->getName() << ") ";
return O << v << "(" << v->getName() << ") ";
else if (Constant *C = dyn_cast<Constant>(v))
cerr << v << "(" << C->getStrValue() << ") ";
return O << v << "(" << C->getStrValue() << ") ";
else
cerr << v << " ";
return O << v << " ";
}
bool ValueSet::setUnion( const ValueSet *S) {
bool Changed = false;
//---------------- Method implementations --------------------------
// for performing two set unions
bool ValueSet::setUnion( const ValueSet *set1) {
pair<iterator, bool> result;
bool changed = false;
for (const_iterator SI = S->begin(), SE = S->end(); SI != SE; ++SI)
if (insert(*SI).second)
Changed = true;
for(const_iterator set1it = set1->begin() ; set1it != set1->end(); ++set1it) {
// for all all elements in set1
result = insert(*set1it); // insert to this set
if(result.second == true) changed = true;
}
return changed;
return Changed;
}
// for performing set difference
void ValueSet::setDifference( const ValueSet *const set1,
const ValueSet *const set2) {
const_iterator set1it, set2it;
for( set1it = set1->begin() ; set1it != set1->end(); ++set1it) {
// for all elements in set1
iterator set2it = set2->find( *set1it ); // find wether the elem is in set2
if( set2it == set2->end() ) // if the element is not in set2
insert( *set1it ); // insert to this set
}
void ValueSet::setDifference(const ValueSet *S1, const ValueSet *S2) {
for (const_iterator SI = S1->begin(), SE = S1->end() ; SI != SE; ++SI)
if (S2->find(*SI) == S2->end()) // if the element is not in set2
insert(*SI);
}
// for performing set subtraction
void ValueSet::setSubtract( const ValueSet *const set1) {
const_iterator set1it;
for( set1it = set1->begin() ; set1it != set1->end(); ++set1it)
// for all elements in set1
erase( *set1it ); // erase that element from this set
void ValueSet::setSubtract(const ValueSet *S) {
for (const_iterator SI = S->begin() ; SI != S->end(); ++SI)
erase(*SI);
}
void ValueSet::printSet() const { // for printing a live variable set
for_each(begin(), end(), printValue);
void ValueSet::printSet() const {
for (const_iterator I = begin(), E = end(); I != E; ++I)
std::cerr << RAV(*I);
}