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Use std::map to map AnalysisID and Pass.

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llvm-svn: 31720
This commit is contained in:
Devang Patel 2006-11-14 01:59:59 +00:00
parent 8913d79def
commit 2b9bd4aa34
1 changed files with 28 additions and 15 deletions
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43
lib/VMCore/PassManager.cpp
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@ -15,7 +15,7 @@
#include "llvm/PassManager.h"
#include "llvm/Module.h"
#include <vector>
#include <set>
#include <map>
using namespace llvm;
@ -32,9 +32,15 @@ public:
/// manager.
bool manageablePass(Pass *P);
/// Return true IFF AnalysisID AID is currently available.
bool isAnalysisAvailable(AnalysisID AID) {
return (AvailableAnalysis.count(AID) != 0);
Pass *getAnalysisPass(AnalysisID AID) const {
std::map<AnalysisID, Pass*>::const_iterator I =
AvailableAnalysis.find(AID);
if (I != AvailableAnalysis.end())
return NULL;
else
return I->second;
}
/// Augment RequiredAnalysis by adding analysis required by pass P.
@ -60,6 +66,13 @@ public:
AvailableAnalysis.clear();
}
// All Required analyses should be available to the pass as it runs! Here
// we fill in the AnalysisImpls member of the pass so that it can
// successfully use the getAnalysis() method to retrieve the
// implementations it needs.
//
inline void initializeAnalysisImpl(Pass *P) { /* TODO : Implement */ }
inline std::vector<Pass *>::iterator passVectorBegin() {
return PassVector.begin();
}
@ -79,7 +92,7 @@ private:
// pass. If a pass requires an analysis which is not not available then
// equired analysis pass is scheduled to run before the pass itself is
// scheduled to run.
std::set<AnalysisID> AvailableAnalysis;
std::map<AnalysisID, Pass*> AvailableAnalysis;
// Collection of pass that are managed by this manager
std::vector<Pass *> PassVector;
@ -242,9 +255,9 @@ void CommonPassManagerImpl::noteDownRequiredAnalysis(Pass *P) {
/// Augement AvailableAnalysis by adding analysis made available by pass P.
void CommonPassManagerImpl::noteDownAvailableAnalysis(Pass *P) {
if (const PassInfo *PI = P->getPassInfo()) {
AvailableAnalysis.insert(PI);
AvailableAnalysis[PI] = P;
//TODO This pass is the current implementation of all of the interfaces it
//TODO implements as well.
@ -261,12 +274,12 @@ void CommonPassManagerImpl::removeNotPreservedAnalysis(Pass *P) {
P->getAnalysisUsage(AnUsage);
const std::vector<AnalysisID> &PreservedSet = AnUsage.getPreservedSet();
for (std::set<AnalysisID>::iterator I = AvailableAnalysis.begin(),
for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(),
E = AvailableAnalysis.end(); I != E; ++I ) {
if (std::find(PreservedSet.begin(), PreservedSet.end(), *I) ==
if (std::find(PreservedSet.begin(), PreservedSet.end(), I->first) ==
PreservedSet.end()) {
// Remove this analysis
std::set<AnalysisID>::iterator J = I++;
std::map<AnalysisID, Pass*>::iterator J = I++;
AvailableAnalysis.erase(J);
}
}
@ -336,7 +349,7 @@ BasicBlockPassManager_New::runOnFunction(Function &F) {
/// Return true IFF AnalysisID AID is currently available.
bool BasicBlockPassManager_New::analysisCurrentlyAvailable(AnalysisID AID) {
return isAnalysisAvailable(AID);
return (getAnalysisPass(AID) != 0);
}
// FunctionPassManager_New implementation
@ -427,11 +440,11 @@ FunctionPassManagerImpl_New::runOnModule(Module &M) {
/// Return true IFF AnalysisID AID is currently available.
bool FunctionPassManagerImpl_New::analysisCurrentlyAvailable(AnalysisID AID) {
if (isAnalysisAvailable(AID))
if (getAnalysisPass(AID) != 0)
return true;
if (activeBBPassManager &&
activeBBPassManager->isAnalysisAvailable(AID))
activeBBPassManager->getAnalysisPass(AID) != 0)
return true;
// TODO : Check inactive managers
@ -501,11 +514,11 @@ ModulePassManager_New::runOnModule(Module &M) {
/// Return true IFF AnalysisID AID is currently available.
bool ModulePassManager_New::analysisCurrentlyAvailable(AnalysisID AID) {
if (isAnalysisAvailable(AID))
if (getAnalysisPass(AID) != 0)
return true;
if (activeFunctionPassManager &&
activeFunctionPassManager->isAnalysisAvailable(AID))
activeFunctionPassManager->getAnalysisPass(AID) != 0)
return true;
// TODO : Check inactive managers