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simplify code.

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llvm-svn: 34123
This commit is contained in:
Chris Lattner 2007-02-10 04:47:51 +00:00
parent 8e07ddf937
commit fea071b3c8
2 changed files with 13 additions and 33 deletions
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40
lib/Bytecode/Writer/SlotCalculator.cpp
View File

@ -64,12 +64,11 @@ void SlotCalculator::insertPrimitives() {
}
SlotCalculator::SlotCalculator(const Module *M) {
assert(M);
ModuleTypeLevel = 0;
TheModule = M;
insertPrimitives();
if (M == 0) return; // Empty table...
processModule();
}
@ -324,19 +323,7 @@ int SlotCalculator::getOrCreateSlot(const Value *V) {
}
}
unsigned TyPlane;
if (Ty->isDerivedType()) {
int ValSlot = getTypeSlot(Ty);
if (ValSlot == -1) { // Have we already entered this type?
// Nope, this is the first we have seen the type, process it.
ValSlot = insertType(Ty);
assert(ValSlot != -1 && "ProcessType returned -1 for a type?");
}
TyPlane = (unsigned)ValSlot;
} else {
TyPlane = Ty->getTypeID();
}
unsigned TyPlane = getOrCreateTypeSlot(Ty);
if (Table.size() <= TyPlane) // Make sure we have the type plane allocated.
Table.resize(TyPlane+1, TypePlane());
@ -369,13 +356,13 @@ int SlotCalculator::getOrCreateSlot(const Value *V) {
}
int SlotCalculator::getOrCreateTypeSlot(const Type* T) {
unsigned SlotCalculator::getOrCreateTypeSlot(const Type* T) {
int SlotNo = getTypeSlot(T); // Check to see if it's already in!
if (SlotNo != -1) return SlotNo;
if (SlotNo != -1) return (unsigned)SlotNo;
return insertType(T);
}
int SlotCalculator::insertType(const Type *Ty) {
unsigned SlotCalculator::insertType(const Type *Ty) {
assert(Ty && "Can't insert a null type!");
assert(getTypeSlot(Ty) == -1 && "Type is already in the table!");
@ -385,7 +372,7 @@ int SlotCalculator::insertType(const Type *Ty) {
//
// global { \2 * } { { \2 }* null }
//
int ResultSlot = doInsertType(Ty);
unsigned ResultSlot = doInsertType(Ty);
SC_DEBUG(" Inserted type: " << Ty->getDescription() << " slot=" <<
ResultSlot << "\n");
@ -394,13 +381,8 @@ int SlotCalculator::insertType(const Type *Ty) {
for (po_iterator<const Type*> I = po_begin(Ty), E = po_end(Ty);
I != E; ++I) {
if (*I != Ty) {
const Type *SubTy = *I;
// If we haven't seen this sub type before, add it to our type table!
if (getTypeSlot(SubTy) == -1) {
SC_DEBUG(" Inserting subtype: " << SubTy->getDescription() << "\n");
doInsertType(SubTy);
SC_DEBUG(" Inserted subtype: " << SubTy->getDescription() << "\n");
}
getOrCreateTypeSlot(*I);
}
}
return ResultSlot;
@ -410,12 +392,10 @@ int SlotCalculator::insertType(const Type *Ty) {
// doInsertType - This is a small helper function to be called only
// be insertType.
//
int SlotCalculator::doInsertType(const Type *Ty) {
// Insert node into table and NodeMap...
unsigned SlotCalculator::doInsertType(const Type *Ty) {
// Insert into TypeMap.
unsigned DestSlot = TypeMap[Ty] = Types.size();
Types.push_back(Ty);
SC_DEBUG(" Inserting type [" << DestSlot << "] = " << *Ty << "\n" );
return (int)DestSlot;
return DestSlot;
}

6
lib/Bytecode/Writer/SlotCalculator.h
View File

@ -109,16 +109,16 @@ private:
// they are ignored.
//
int getOrCreateSlot(const Value *V);
int getOrCreateTypeSlot(const Type *T);
unsigned getOrCreateTypeSlot(const Type *T);
// insertValue - Insert a value into the value table... Return the
// slot that it occupies, or -1 if the declaration is to be ignored
// because of the IgnoreNamedNodes flag.
//
int insertType(const Type *T);
unsigned insertType(const Type *T);
// doInsertValue - Small helper function to be called only be insertVal.
int doInsertType(const Type *T);
unsigned doInsertType(const Type *T);
// processModule - Process all of the module level function declarations and
// types that are available.