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Reverting dtor devirtualization patch.

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_sabre_: it has a major problem: by the time ~Value is run, all of the "parts" of the derived classes have been destroyed
_sabre_: the vtable lives to fight another day

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44760 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen
2007-12-10 02:14:30 +00:00
parent 65b211807d
commit afba8fe662
21 changed files with 228 additions and 663 deletions
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135
include/llvm/Instructions.h
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@ -47,6 +47,9 @@ protected:
AllocationInst(const Type *Ty, Value *ArraySize, unsigned iTy, unsigned Align,
const std::string &Name, BasicBlock *InsertAtEnd);
public:
// Out of line virtual method, so the vtable, etc has a home.
virtual ~AllocationInst();
/// isArrayAllocation - Return true if there is an allocation size parameter
/// to the allocation instruction that is not 1.
///
@ -187,11 +190,6 @@ public:
///
class FreeInst : public UnaryInstruction {
void AssertOK();
protected:
static void destroyThis(FreeInst* v) {
UnaryInstruction::destroyThis(v);
}
friend class Value;
public:
explicit FreeInst(Value *Ptr, Instruction *InsertBefore = 0);
FreeInst(Value *Ptr, BasicBlock *InsertAfter);
@ -232,11 +230,6 @@ class LoadInst : public UnaryInstruction {
#endif
}
void AssertOK();
protected:
static void destroyThis(LoadInst* v) {
UnaryInstruction::destroyThis(v);
}
friend class Value;
public:
LoadInst(Value *Ptr, const std::string &Name, Instruction *InsertBefore);
LoadInst(Value *Ptr, const std::string &Name, BasicBlock *InsertAtEnd);
@ -312,11 +305,6 @@ class StoreInst : public Instruction {
#endif
}
void AssertOK();
protected:
static void destroyThis(StoreInst* v) {
Instruction::destroyThis(v);
}
friend class Value;
public:
StoreInst(Value *Val, Value *Ptr, Instruction *InsertBefore);
StoreInst(Value *Val, Value *Ptr, BasicBlock *InsertAtEnd);
@ -455,9 +443,6 @@ class GetElementPtrInst : public Instruction {
}
}
protected:
static void destroyThis(GetElementPtrInst*v);
friend class Value;
public:
/// Constructors - Create a getelementptr instruction with a base pointer an
/// list of indices. The first ctor can optionally insert before an existing
@ -492,6 +477,7 @@ public:
const std::string &Name = "", Instruction *InsertBefore =0);
GetElementPtrInst(Value *Ptr, Value *Idx,
const std::string &Name, BasicBlock *InsertAtEnd);
~GetElementPtrInst();
virtual GetElementPtrInst *clone() const;
@ -570,11 +556,6 @@ public:
/// vectors of integrals. The two operands must be the same type.
/// @brief Represent an integer comparison operator.
class ICmpInst: public CmpInst {
protected:
static void destroyThis(ICmpInst* v) {
CmpInst::destroyThis(v);
}
friend class Value;
public:
/// This enumeration lists the possible predicates for the ICmpInst. The
/// values in the range 0-31 are reserved for FCmpInst while values in the
@ -731,11 +712,6 @@ public:
/// vectors of floating point values. The operands must be identical types.
/// @brief Represents a floating point comparison operator.
class FCmpInst: public CmpInst {
protected:
static void destroyThis(FCmpInst* v) {
CmpInst::destroyThis(v);
}
friend class Value;
public:
/// This enumeration lists the possible predicates for the FCmpInst. Values
/// in the range 0-31 are reserved for FCmpInst.
@ -881,9 +857,6 @@ class CallInst : public Instruction {
setName(Name);
}
protected:
static void destroyThis(CallInst*v);
friend class Value;
public:
/// Construct a CallInst given a range of arguments. InputIterator
/// must be a random-access iterator pointing to contiguous storage
@ -924,6 +897,7 @@ public:
explicit CallInst(Value *F, const std::string &Name = "",
Instruction *InsertBefore = 0);
CallInst(Value *F, const std::string &Name, BasicBlock *InsertAtEnd);
~CallInst();
virtual CallInst *clone() const;
@ -1015,11 +989,6 @@ class SelectInst : public Instruction {
: Instruction(SI.getType(), SI.getOpcode(), Ops, 3) {
init(SI.Ops[0], SI.Ops[1], SI.Ops[2]);
}
protected:
static void destroyThis(SelectInst* v) {
Instruction::destroyThis(v);
}
friend class Value;
public:
SelectInst(Value *C, Value *S1, Value *S2, const std::string &Name = "",
Instruction *InsertBefore = 0)
@ -1075,11 +1044,6 @@ public:
class VAArgInst : public UnaryInstruction {
VAArgInst(const VAArgInst &VAA)
: UnaryInstruction(VAA.getType(), VAArg, VAA.getOperand(0)) {}
protected:
static void destroyThis(VAArgInst* v) {
UnaryInstruction::destroyThis(v);
}
friend class Value;
public:
VAArgInst(Value *List, const Type *Ty, const std::string &Name = "",
Instruction *InsertBefore = 0)
@ -1119,11 +1083,6 @@ class ExtractElementInst : public Instruction {
Ops[1].init(EE.Ops[1], this);
}
protected:
static void destroyThis(ExtractElementInst* v) {
Instruction::destroyThis(v);
}
friend class Value;
public:
ExtractElementInst(Value *Vec, Value *Idx, const std::string &Name = "",
Instruction *InsertBefore = 0);
@ -1171,11 +1130,6 @@ public:
class InsertElementInst : public Instruction {
Use Ops[3];
InsertElementInst(const InsertElementInst &IE);
protected:
static void destroyThis(InsertElementInst* v) {
Instruction::destroyThis(v);
}
friend class Value;
public:
InsertElementInst(Value *Vec, Value *NewElt, Value *Idx,
const std::string &Name = "",Instruction *InsertBefore = 0);
@ -1230,11 +1184,6 @@ public:
class ShuffleVectorInst : public Instruction {
Use Ops[3];
ShuffleVectorInst(const ShuffleVectorInst &IE);
protected:
static void destroyThis(ShuffleVectorInst* v) {
Instruction::destroyThis(v);
}
friend class Value;
public:
ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const std::string &Name = "", Instruction *InsertBefor = 0);
@ -1289,9 +1238,6 @@ class PHINode : public Instruction {
/// the number actually in use.
unsigned ReservedSpace;
PHINode(const PHINode &PN);
protected:
static void destroyThis(PHINode*);
friend class Value;
public:
explicit PHINode(const Type *Ty, const std::string &Name = "",
Instruction *InsertBefore = 0)
@ -1306,6 +1252,8 @@ public:
setName(Name);
}
~PHINode();
/// reserveOperandSpace - This method can be used to avoid repeated
/// reallocation of PHI operand lists by reserving space for the correct
/// number of operands before adding them. Unlike normal vector reserves,
@ -1574,9 +1522,6 @@ class SwitchInst : public TerminatorInst {
SwitchInst(const SwitchInst &RI);
void init(Value *Value, BasicBlock *Default, unsigned NumCases);
void resizeOperands(unsigned No);
protected:
static void destroyThis(SwitchInst*v);
friend class Value;
public:
/// SwitchInst ctor - Create a new switch instruction, specifying a value to
/// switch on and a default destination. The number of additional cases can
@ -1591,6 +1536,7 @@ public:
/// constructor also autoinserts at the end of the specified BasicBlock.
SwitchInst(Value *Value, BasicBlock *Default, unsigned NumCases,
BasicBlock *InsertAtEnd);
~SwitchInst();
// Accessor Methods for Switch stmt
@ -1718,9 +1664,6 @@ class InvokeInst : public TerminatorInst {
setName(Name);
}
protected:
static void destroyThis(InvokeInst*v);
friend class Value;
public:
/// Construct an InvokeInst given a range of arguments.
/// InputIterator must be a random-access iterator pointing to
@ -1758,6 +1701,8 @@ public:
typename std::iterator_traits<InputIterator>::iterator_category());
}
~InvokeInst();
virtual InvokeInst *clone() const;
/// getCallingConv/setCallingConv - Get or set the calling convention of this
@ -1927,11 +1872,6 @@ class TruncInst : public CastInst {
TruncInst(const TruncInst &CI)
: CastInst(CI.getType(), Trunc, CI.getOperand(0)) {
}
protected:
static void destroyThis(TruncInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
TruncInst(
@ -1972,11 +1912,6 @@ class ZExtInst : public CastInst {
ZExtInst(const ZExtInst &CI)
: CastInst(CI.getType(), ZExt, CI.getOperand(0)) {
}
protected:
static void destroyThis(ZExtInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
ZExtInst(
@ -2017,11 +1952,6 @@ class SExtInst : public CastInst {
SExtInst(const SExtInst &CI)
: CastInst(CI.getType(), SExt, CI.getOperand(0)) {
}
protected:
static void destroyThis(SExtInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
SExtInst(
@ -2061,11 +1991,6 @@ class FPTruncInst : public CastInst {
FPTruncInst(const FPTruncInst &CI)
: CastInst(CI.getType(), FPTrunc, CI.getOperand(0)) {
}
protected:
static void destroyThis(FPTruncInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
FPTruncInst(
@ -2105,11 +2030,6 @@ class FPExtInst : public CastInst {
FPExtInst(const FPExtInst &CI)
: CastInst(CI.getType(), FPExt, CI.getOperand(0)) {
}
protected:
static void destroyThis(FPExtInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
FPExtInst(
@ -2149,11 +2069,6 @@ class UIToFPInst : public CastInst {
UIToFPInst(const UIToFPInst &CI)
: CastInst(CI.getType(), UIToFP, CI.getOperand(0)) {
}
protected:
static void destroyThis(UIToFPInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
UIToFPInst(
@ -2193,11 +2108,6 @@ class SIToFPInst : public CastInst {
SIToFPInst(const SIToFPInst &CI)
: CastInst(CI.getType(), SIToFP, CI.getOperand(0)) {
}
protected:
static void destroyThis(SIToFPInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
SIToFPInst(
@ -2237,11 +2147,6 @@ class FPToUIInst : public CastInst {
FPToUIInst(const FPToUIInst &CI)
: CastInst(CI.getType(), FPToUI, CI.getOperand(0)) {
}
protected:
static void destroyThis(FPToUIInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
FPToUIInst(
@ -2281,11 +2186,6 @@ class FPToSIInst : public CastInst {
FPToSIInst(const FPToSIInst &CI)
: CastInst(CI.getType(), FPToSI, CI.getOperand(0)) {
}
protected:
static void destroyThis(FPToSIInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
FPToSIInst(
@ -2325,11 +2225,6 @@ class IntToPtrInst : public CastInst {
IntToPtrInst(const IntToPtrInst &CI)
: CastInst(CI.getType(), IntToPtr, CI.getOperand(0)) {
}
protected:
static void destroyThis(IntToPtrInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
IntToPtrInst(
@ -2369,11 +2264,6 @@ class PtrToIntInst : public CastInst {
PtrToIntInst(const PtrToIntInst &CI)
: CastInst(CI.getType(), PtrToInt, CI.getOperand(0)) {
}
protected:
static void destroyThis(PtrToIntInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
PtrToIntInst(
@ -2413,11 +2303,6 @@ class BitCastInst : public CastInst {
BitCastInst(const BitCastInst &CI)
: CastInst(CI.getType(), BitCast, CI.getOperand(0)) {
}
protected:
static void destroyThis(BitCastInst* v) {
CastInst::destroyThis(v);
}
friend class Value;
public:
/// @brief Constructor with insert-before-instruction semantics
BitCastInst(