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Get rid of the EquivClassGraphArgsInfo class, and the map that held it.

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We only need one instance of the vector that it contains at a time.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17407 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-11-01 20:37:00 +00:00
parent 7cc372bfc3
commit 77408b8987
2 changed files with 8 additions and 33 deletions
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15
lib/Analysis/DataStructure/EquivClassGraphs.cpp
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@ -115,7 +115,7 @@ bool PA::EquivClassGraphs::runOnModule(Module &M) {
//
void PA::EquivClassGraphs::buildIndirectFunctionSets(Module &M) {
const ActualCalleesTy& AC = CBU->getActualCallees();
// Loop over all of the indirect calls in the program. If a call site can
// call multiple different functions, we need to unify all of the callees into
// the same equivalence class.
@ -196,11 +196,12 @@ void PA::EquivClassGraphs::buildIndirectFunctionSets(Module &M) {
// equivalence graph.
DSGraph *mergedG = &getOrCreateGraph(*LF);
// Record the argument nodes for use in merging later below
EquivClassGraphArgsInfo& GraphInfo = getECGraphInfo(mergedG);
// Record the argument nodes for use in merging later below.
std::vector<DSNodeHandle> ArgNodes;
for (Function::aiterator AI1 = LF->abegin(); AI1 != LF->aend(); ++AI1)
if (DS::isPointerType(AI1->getType()))
GraphInfo.argNodes.push_back(mergedG->getNodeForValue(AI1));
ArgNodes.push_back(mergedG->getNodeForValue(AI1));
// Merge in the graphs of all other functions in this equiv. class. Note
// that two or more functions may have the same graph, and it only needs
@ -234,14 +235,14 @@ void PA::EquivClassGraphs::buildIndirectFunctionSets(Module &M) {
// Merge the function arguments with all argument nodes found so far.
// If there are extra function args, add them to the vector of argNodes
Function::aiterator AI2 = F->abegin(), AI2end = F->aend();
for (unsigned arg=0, numArgs=GraphInfo.argNodes.size();
for (unsigned arg=0, numArgs = ArgNodes.size();
arg != numArgs && AI2 != AI2end; ++AI2, ++arg)
if (DS::isPointerType(AI2->getType()))
GraphInfo.argNodes[arg].mergeWith(mergedG->getNodeForValue(AI2));
ArgNodes[arg].mergeWith(mergedG->getNodeForValue(AI2));
for ( ; AI2 != AI2end; ++AI2)
if (DS::isPointerType(AI2->getType()))
GraphInfo.argNodes.push_back(mergedG->getNodeForValue(AI2));
ArgNodes.push_back(mergedG->getNodeForValue(AI2));
DEBUG(mergedG->AssertGraphOK());
}
}