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Devirtualizing Value destructor (PR889). Patch by Pawel Kunio!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44747 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Gordon Henriksen
2007-12-09 22:46:10 +00:00
parent 46a6e79e60
commit ed455c8fa2
22 changed files with 752 additions and 228 deletions
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135
include/llvm/Instructions.h
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@ -47,9 +47,6 @@ 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.
///
@ -190,6 +187,11 @@ 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);
@ -230,6 +232,11 @@ 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);
@ -305,6 +312,11 @@ 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);
@ -443,6 +455,9 @@ 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
@ -477,7 +492,6 @@ public:
const std::string &Name = "", Instruction *InsertBefore =0);
GetElementPtrInst(Value *Ptr, Value *Idx,
const std::string &Name, BasicBlock *InsertAtEnd);
~GetElementPtrInst();
virtual GetElementPtrInst *clone() const;
@ -556,6 +570,11 @@ 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
@ -712,6 +731,11 @@ 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.
@ -857,6 +881,9 @@ 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
@ -897,7 +924,6 @@ 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;
@ -989,6 +1015,11 @@ 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)
@ -1044,6 +1075,11 @@ 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)
@ -1083,6 +1119,11 @@ 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);
@ -1130,6 +1171,11 @@ 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);
@ -1184,6 +1230,11 @@ 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);
@ -1238,6 +1289,9 @@ 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)
@ -1252,8 +1306,6 @@ 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,
@ -1522,6 +1574,9 @@ 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
@ -1536,7 +1591,6 @@ 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
@ -1664,6 +1718,9 @@ 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
@ -1701,8 +1758,6 @@ public:
typename std::iterator_traits<InputIterator>::iterator_category());
}
~InvokeInst();
virtual InvokeInst *clone() const;
/// getCallingConv/setCallingConv - Get or set the calling convention of this
@ -1872,6 +1927,11 @@ 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(
@ -1912,6 +1972,11 @@ 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(
@ -1952,6 +2017,11 @@ 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(
@ -1991,6 +2061,11 @@ 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(
@ -2030,6 +2105,11 @@ 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(
@ -2069,6 +2149,11 @@ 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(
@ -2108,6 +2193,11 @@ 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(
@ -2147,6 +2237,11 @@ 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(
@ -2186,6 +2281,11 @@ 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(
@ -2225,6 +2325,11 @@ 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(
@ -2264,6 +2369,11 @@ 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(
@ -2303,6 +2413,11 @@ 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(