}
static bool isIntegerValue(const std::pair<const Value*, unsigned> &V) {
- return isa<IntegerType>(V.first->getType());
+ return V.first->getType()->isIntegerTy();
}
static bool CompareByFrequency(const std::pair<const llvm::Type*,
/// ValueEnumerator - Enumerate module-level information.
ValueEnumerator::ValueEnumerator(const Module *M) {
- InstructionCount = 0;
-
// Enumerate the global variables.
for (Module::const_global_iterator I = M->global_begin(),
E = M->global_end(); I != E; ++I)
// Enumerate types used by the type symbol table.
EnumerateTypeSymbolTable(M->getTypeSymbolTable());
- // Insert constants and metadata that are named at module level into the slot
+ // Insert constants and metadata that are named at module level into the slot
// pool so that the module symbol table can refer to them...
EnumerateValueSymbolTable(M->getValueSymbolTable());
- EnumerateMDSymbolTable(M->getMDSymbolTable());
+ EnumerateNamedMetadata(M);
SmallVector<std::pair<unsigned, MDNode*>, 8> MDs;
for (Function::const_iterator BB = F->begin(), E = F->end(); BB != E; ++BB)
for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I!=E;++I){
for (User::const_op_iterator OI = I->op_begin(), E = I->op_end();
- OI != E; ++OI)
+ OI != E; ++OI) {
+ if (MDNode *MD = dyn_cast<MDNode>(*OI))
+ if (MD->isFunctionLocal() && MD->getFunction())
+ // These will get enumerated during function-incorporation.
+ continue;
EnumerateOperandType(*OI);
+ }
EnumerateType(I->getType());
if (const CallInst *CI = dyn_cast<CallInst>(I))
EnumerateAttributes(CI->getAttributes());
// Enumerate metadata attached with this instruction.
MDs.clear();
- I->getAllMetadata(MDs);
+ I->getAllMetadataOtherThanDebugLoc(MDs);
for (unsigned i = 0, e = MDs.size(); i != e; ++i)
EnumerateMetadata(MDs[i].second);
+
+ if (!I->getDebugLoc().isUnknown()) {
+ MDNode *Scope, *IA;
+ I->getDebugLoc().getScopeAndInlinedAt(Scope, IA, I->getContext());
+ if (Scope) EnumerateMetadata(Scope);
+ if (IA) EnumerateMetadata(IA);
+ }
}
}
}
unsigned ValueEnumerator::getValueID(const Value *V) const {
- if (isa<MetadataBase>(V)) {
+ if (isa<MDNode>(V) || isa<MDString>(V)) {
ValueMapType::const_iterator I = MDValueMap.find(V);
assert(I != MDValueMap.end() && "Value not in slotcalculator!");
return I->second-1;
EnumerateValue(VI->getValue());
}
-/// EnumerateMDSymbolTable - Insert all of the values in the specified metadata
-/// table.
-void ValueEnumerator::EnumerateMDSymbolTable(const MDSymbolTable &MST) {
- for (MDSymbolTable::const_iterator MI = MST.begin(), ME = MST.end();
- MI != ME; ++MI)
- EnumerateValue(MI->getValue());
+/// EnumerateNamedMetadata - Insert all of the values referenced by
+/// named metadata in the specified module.
+void ValueEnumerator::EnumerateNamedMetadata(const Module *M) {
+ for (Module::const_named_metadata_iterator I = M->named_metadata_begin(),
+ E = M->named_metadata_end(); I != E; ++I)
+ EnumerateNamedMDNode(I);
+}
+
+void ValueEnumerator::EnumerateNamedMDNode(const NamedMDNode *MD) {
+ for (unsigned i = 0, e = MD->getNumOperands(); i != e; ++i)
+ if (MDNode *E = MD->getOperand(i))
+ EnumerateValue(E);
}
-void ValueEnumerator::EnumerateMetadata(const MetadataBase *MD) {
+void ValueEnumerator::EnumerateMetadata(const Value *MD) {
+ assert((isa<MDNode>(MD) || isa<MDString>(MD)) && "Invalid metadata kind");
// Check to see if it's already in!
unsigned &MDValueID = MDValueMap[MD];
if (MDValueID) {
MDValues.push_back(std::make_pair(MD, 1U));
MDValueMap[MD] = MDValues.size();
MDValueID = MDValues.size();
- for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
+ for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) {
if (Value *V = N->getOperand(i))
EnumerateValue(V);
else
EnumerateType(Type::getVoidTy(MD->getContext()));
}
+ if (N->isFunctionLocal() && N->getFunction())
+ FunctionLocalMDs.push_back(N);
return;
}
- if (const NamedMDNode *N = dyn_cast<NamedMDNode>(MD)) {
- for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i)
- if (MDNode *E = N->getOperand(i))
- EnumerateValue(E);
- MDValues.push_back(std::make_pair(MD, 1U));
- MDValueMap[MD] = Values.size();
- return;
- }
-
// Add the value.
assert(isa<MDString>(MD) && "Unknown metadata kind");
MDValues.push_back(std::make_pair(MD, 1U));
void ValueEnumerator::EnumerateValue(const Value *V) {
assert(!V->getType()->isVoidTy() && "Can't insert void values!");
- if (const MetadataBase *MB = dyn_cast<MetadataBase>(V))
- return EnumerateMetadata(MB);
+ if (isa<MDNode>(V) || isa<MDString>(V))
+ return EnumerateMetadata(V);
// Check to see if it's already in!
unsigned &ValueID = ValueMap[V];
// walk through it, enumerating the types of the constant.
void ValueEnumerator::EnumerateOperandType(const Value *V) {
EnumerateType(V->getType());
+
if (const Constant *C = dyn_cast<Constant>(V)) {
// If this constant is already enumerated, ignore it, we know its type must
// be enumerated.
void ValueEnumerator::incorporateFunction(const Function &F) {
+ InstructionCount = 0;
NumModuleValues = Values.size();
// Adding function arguments to the value table.
- for(Function::const_arg_iterator I = F.arg_begin(), E = F.arg_end();
- I != E; ++I)
+ for (Function::const_arg_iterator I = F.arg_begin(), E = F.arg_end();
+ I != E; ++I)
EnumerateValue(I);
FirstFuncConstantID = Values.size();
FirstInstID = Values.size();
+ FunctionLocalMDs.clear();
+ SmallVector<MDNode *, 8> FnLocalMDVector;
// Add all of the instructions.
for (Function::const_iterator BB = F.begin(), E = F.end(); BB != E; ++BB) {
for (BasicBlock::const_iterator I = BB->begin(), E = BB->end(); I!=E; ++I) {
+ for (User::const_op_iterator OI = I->op_begin(), E = I->op_end();
+ OI != E; ++OI) {
+ if (MDNode *MD = dyn_cast<MDNode>(*OI))
+ if (MD->isFunctionLocal() && MD->getFunction())
+ // Enumerate metadata after the instructions they might refer to.
+ FnLocalMDVector.push_back(MD);
+ }
if (!I->getType()->isVoidTy())
EnumerateValue(I);
}
}
+
+ // Add all of the function-local metadata.
+ for (unsigned i = 0, e = FnLocalMDVector.size(); i != e; ++i)
+ EnumerateOperandType(FnLocalMDVector[i]);
}
void ValueEnumerator::purgeFunction() {
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