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Fix a problem where primitive types lose their name after llvm_shutdown is called.

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This also reduces the amount of work done at static construction time.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36285 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-04-20 22:33:47 +00:00
parent 19b6dcdfa9
commit a5f5a9c8e2
2 changed files with 16 additions and 13 deletions
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1
include/llvm/Type.h
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@ -107,7 +107,6 @@ private:
void destroy() const; // const is a lie, this does "delete this"!
protected:
Type(const char *Name, TypeID id);
explicit Type(TypeID id) : ID(id), Abstract(false), SubclassData(0),
RefCount(0), ForwardType(0), NumContainedTys(0),
ContainedTys(0) {}

28
lib/VMCore/Type.cpp
View File

@ -63,13 +63,6 @@ static ManagedStatic<std::map<const Type*,
static ManagedStatic<std::map<const Type*,
std::string> > AbstractTypeDescriptions;
Type::Type(const char *Name, TypeID id)
: ID(id), Abstract(false), SubclassData(0), RefCount(0), ForwardType(0),
NumContainedTys(0), ContainedTys(0) {
assert(Name && Name[0] && "Should use other ctor if no name!");
(*ConcreteTypeDescriptions)[this] = Name;
}
/// Because of the way Type subclasses are allocated, this function is necessary
/// to use the correct kind of "delete" operator to deallocate the Type object.
/// Some type objects (FunctionTy, StructTy) allocate additional space after
@ -250,7 +243,18 @@ static std::string getTypeDescription(const Type *Ty,
if (!Ty->isAbstract()) { // Base case for the recursion
std::map<const Type*, std::string>::iterator I =
ConcreteTypeDescriptions->find(Ty);
if (I != ConcreteTypeDescriptions->end()) return I->second;
if (I != ConcreteTypeDescriptions->end())
return I->second;
if (Ty->isPrimitiveType()) {
switch (Ty->getTypeID()) {
default: assert(0 && "Unknown prim type!");
case Type::VoidTyID: return (*ConcreteTypeDescriptions)[Ty] = "void";
case Type::FloatTyID: return (*ConcreteTypeDescriptions)[Ty] = "float";
case Type::DoubleTyID: return (*ConcreteTypeDescriptions)[Ty] = "double";
case Type::LabelTyID: return (*ConcreteTypeDescriptions)[Ty] = "label";
}
}
}
// Check to see if the Type is already on the stack...
@ -391,10 +395,10 @@ const Type *StructType::getTypeAtIndex(const Value *V) const {
// Primitive 'Type' data
//===----------------------------------------------------------------------===//
const Type *Type::VoidTy = new Type("void", Type::VoidTyID);
const Type *Type::FloatTy = new Type("float", Type::FloatTyID);
const Type *Type::DoubleTy = new Type("double", Type::DoubleTyID);
const Type *Type::LabelTy = new Type("label", Type::LabelTyID);
const Type *Type::VoidTy = new Type(Type::VoidTyID);
const Type *Type::FloatTy = new Type(Type::FloatTyID);
const Type *Type::DoubleTy = new Type(Type::DoubleTyID);
const Type *Type::LabelTy = new Type(Type::LabelTyID);
namespace {
struct BuiltinIntegerType : public IntegerType {