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Packed types, brought to you by Brad Jones

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15938 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Brian Gaeke
2004-08-20 06:00:58 +00:00
parent 4e5b9e136f
commit 715c90ba52
15 changed files with 460 additions and 17 deletions
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lib/Bytecode/Reader/Analyzer.cpp
+21
View File
@@ -387,6 +387,27 @@ public:
bca.numValues++;
}
virtual void handleConstantPacked(
const PackedType* PT,
std::vector<Constant*>& Elements,
unsigned TypeSlot,
Constant* PackedVal)
{
dump << " PACKD: " << PT->getDescription()
<< " TypeSlot=" << TypeSlot << "\n";
for ( unsigned i = 0; i < Elements.size(); ++i ) {
dump << " #" << i;
Elements[i]->print(dump);
dump << "\n";
}
dump << " Value=";
PackedVal->print(dump);
dump << "\n";
bca.numConstants++;
bca.numValues++;
}
virtual void handleConstantPointer( const PointerType* PT,
unsigned Slot, GlobalValue* GV ) {
dump << " PNTR: " << PT->getDescription()
lib/Bytecode/Reader/Reader.cpp
+20
View File
@@ -1170,6 +1170,12 @@ const Type *BytecodeReader::ParseType() {
Result = ArrayType::get(ElementType, NumElements);
break;
}
case Type::PackedTyID: {
const Type *ElementType = readSanitizedType();
unsigned NumElements = read_vbr_uint();
Result = PackedType::get(ElementType, NumElements);
break;
}
case Type::StructTyID: {
std::vector<const Type*> Elements;
unsigned Typ = 0;
@@ -1396,6 +1402,20 @@ Constant *BytecodeReader::ParseConstantValue(unsigned TypeID) {
return Result;
}
case Type::PackedTyID: {
const PackedType *PT = cast<PackedType>(Ty);
unsigned NumElements = PT->getNumElements();
unsigned TypeSlot = getTypeSlot(PT->getElementType());
std::vector<Constant*> Elements;
Elements.reserve(NumElements);
while (NumElements--) // Read all of the elements of the constant.
Elements.push_back(getConstantValue(TypeSlot,
read_vbr_uint()));
Constant* Result = ConstantPacked::get(PT, Elements);
if (Handler) Handler->handleConstantPacked(PT, Elements, TypeSlot, Result);
return Result;
}
case Type::PointerTyID: { // ConstantPointerRef value...
const PointerType *PT = cast<PointerType>(Ty);
unsigned Slot = read_vbr_uint();