* Remove support for unsized arrays.

* Free instruction does not accept a name
* MemAccessInst can now be used with cast/isa/dyn_cast/...


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1455 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-12-14 16:22:56 +00:00
parent 389e1118a7
commit a1c7df8286

View File

@ -26,20 +26,11 @@ public:
assert(Ty->isPointerType() && "Can't allocate a non pointer type!");
if (ArraySize) {
// Make sure they didn't try to specify a size for !(unsized array) type
assert(getType()->getElementType()->isArrayType() &&
cast<ArrayType>(getType()->getElementType())->isUnsized() &&
"Trying to allocate something other than unsized array, with size!");
assert(ArraySize->getType() == Type::UIntTy &&
"Malloc/Allocation array size != UIntTy!");
Operands.reserve(1);
Operands.push_back(Use(ArraySize, this));
} else {
// Make sure that the pointer is not to an unsized array!
assert(!getType()->getElementType()->isArrayType() ||
cast<const ArrayType>(getType()->getElementType())->isSized() &&
"Trying to allocate unsized array without size!");
}
}
@ -130,8 +121,7 @@ public:
class FreeInst : public Instruction {
public:
FreeInst(Value *Ptr, const string &Name = "")
: Instruction(Type::VoidTy, Free, Name) {
FreeInst(Value *Ptr) : Instruction(Type::VoidTy, Free, "") {
assert(Ptr->getType()->isPointerType() && "Can't free nonpointer!");
Operands.reserve(1);
Operands.push_back(Use(Ptr, this));
@ -206,6 +196,16 @@ public:
inline bool hasIndices() const {
return getNumOperands() > getFirstIndexOperandNumber();
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const MemAccessInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->getOpcode() == Load || I->getOpcode() == Store ||
I->getOpcode() == GetElementPtr;
}
static inline bool classof(const Value *V) {
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
};