-//===-- llvm/InstrinsicInst.h - Intrinsic Instruction Wrappers --*- C++ -*-===//
+//===-- llvm/IntrinsicInst.h - Intrinsic Instruction Wrappers ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include "llvm/Intrinsics.h"
namespace llvm {
+ /// IntrinsicInst - A useful wrapper class for inspecting calls to intrinsic
+ /// functions. This allows the standard isa/dyncast/cast functionality to
+ /// work with calls to intrinsic functions.
class IntrinsicInst : public CallInst {
IntrinsicInst(); // DO NOT IMPLEMENT
IntrinsicInst(const IntrinsicInst&); // DO NOT IMPLEMENT
void operator=(const IntrinsicInst&); // DO NOT IMPLEMENT
public:
-
- /// StripPointerCasts - This static method strips off any unneeded pointer
- /// casts from the specified value, returning the original uncasted value.
- /// Note that the returned value is guaranteed to have pointer type.
- static Value *StripPointerCasts(Value *Ptr);
+ /// getIntrinsicID - Return the intrinsic ID of this intrinsic.
+ ///
+ Intrinsic::ID getIntrinsicID() const {
+ return (Intrinsic::ID)getCalledFunction()->getIntrinsicID();
+ }
+
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const IntrinsicInst *) { return true; }
+ static inline bool classof(const CallInst *I) {
+ if (const Function *CF = I->getCalledFunction())
+ return CF->getIntrinsicID() != 0;
+ return false;
+ }
+ static inline bool classof(const Value *V) {
+ return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ }
};
/// DbgInfoIntrinsic - This is the common base class for debug info intrinsics
///
- struct DbgInfoIntrinsic : public IntrinsicInst {
-
- Value *getChain() const { return const_cast<Value*>(getOperand(1)); }
+ class DbgInfoIntrinsic : public IntrinsicInst {
+ public:
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const DbgInfoIntrinsic *) { return true; }
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- switch (CF->getIntrinsicID()) {
- case Intrinsic::dbg_stoppoint:
- case Intrinsic::dbg_region_start:
- case Intrinsic::dbg_region_end:
- case Intrinsic::dbg_func_start:
- case Intrinsic::dbg_declare:
- return true;
- default: break;
- }
- return false;
+ static inline bool classof(const IntrinsicInst *I) {
+ switch (I->getIntrinsicID()) {
+ case Intrinsic::dbg_declare:
+ case Intrinsic::dbg_value:
+ return true;
+ default: return false;
+ }
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
+
+ static Value *StripCast(Value *C);
};
-
- /// DbgStopPointInst - This represent llvm.dbg.stoppoint instructions.
+ /// DbgDeclareInst - This represents the llvm.dbg.declare instruction.
///
- struct DbgStopPointInst : public DbgInfoIntrinsic {
+ class DbgDeclareInst : public DbgInfoIntrinsic {
+ public:
+ Value *getAddress() const;
+ MDNode *getVariable() const { return cast<MDNode>(getOperand(2)); }
- unsigned getLineNo() const {
- return unsigned(cast<ConstantInt>(getOperand(2))->getRawValue());
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const DbgDeclareInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::dbg_declare;
}
- unsigned getColNo() const {
- return unsigned(cast<ConstantInt>(getOperand(3))->getRawValue());
+ static inline bool classof(const Value *V) {
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
- Value *getContext() const { return const_cast<Value*>(getOperand(4)); }
+ };
+ /// DbgValueInst - This represents the llvm.dbg.value instruction.
+ ///
+ class DbgValueInst : public DbgInfoIntrinsic {
+ public:
+ const Value *getValue() const;
+ Value *getValue();
+ uint64_t getOffset() const {
+ return cast<ConstantInt>(
+ const_cast<Value*>(getOperand(2)))->getZExtValue();
+ }
+ const MDNode *getVariable() const { return cast<MDNode>(getOperand(3)); }
+ MDNode *getVariable() { return cast<MDNode>(getOperand(3)); }
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const DbgStopPointInst *) { return true; }
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- return CF->getIntrinsicID() == Intrinsic::dbg_stoppoint;
- return false;
+ static inline bool classof(const DbgValueInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::dbg_value;
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
};
/// MemIntrinsic - This is the common base class for memset/memcpy/memmove.
///
- struct MemIntrinsic : public IntrinsicInst {
+ class MemIntrinsic : public IntrinsicInst {
+ public:
Value *getRawDest() const { return const_cast<Value*>(getOperand(1)); }
Value *getLength() const { return const_cast<Value*>(getOperand(3)); }
- ConstantInt *getAlignment() const {
+ ConstantInt *getAlignmentCst() const {
return cast<ConstantInt>(const_cast<Value*>(getOperand(4)));
}
+
+ unsigned getAlignment() const {
+ return getAlignmentCst()->getZExtValue();
+ }
/// getDest - This is just like getRawDest, but it strips off any cast
/// instructions that feed it, giving the original input. The returned
/// value is guaranteed to be a pointer.
- Value *getDest() const { return StripPointerCasts(getRawDest()); }
+ Value *getDest() const { return getRawDest()->stripPointerCasts(); }
/// set* - Set the specified arguments of the instruction.
///
"setLength called with value of wrong type!");
setOperand(3, L);
}
- void setAlignment(ConstantInt *A) {
- assert(getAlignment()->getType() == A->getType() &&
- "setAlignment called with value of wrong type!");
+
+ void setAlignment(Constant* A) {
setOperand(4, A);
}
-
+
+ const Type *getAlignmentType() const {
+ return getOperand(4)->getType();
+ }
+
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const MemIntrinsic *) { return true; }
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- switch (CF->getIntrinsicID()) {
- case Intrinsic::memcpy:
- case Intrinsic::memmove:
- case Intrinsic::memset:
- return true;
- default: break;
- }
- return false;
+ static inline bool classof(const IntrinsicInst *I) {
+ switch (I->getIntrinsicID()) {
+ case Intrinsic::memcpy:
+ case Intrinsic::memmove:
+ case Intrinsic::memset:
+ return true;
+ default: return false;
+ }
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
};
-
- /// MemCpyInst - This class wraps the llvm.memcpy intrinsic.
+ /// MemSetInst - This class wraps the llvm.memset intrinsic.
///
- struct MemCpyInst : public MemIntrinsic {
+ class MemSetInst : public MemIntrinsic {
+ public:
/// get* - Return the arguments to the instruction.
///
- Value *getRawSource() const { return const_cast<Value*>(getOperand(2)); }
-
- /// getSource - This is just like getRawSource, but it strips off any cast
- /// instructions that feed it, giving the original input. The returned
- /// value is guaranteed to be a pointer.
- Value *getSource() const { return StripPointerCasts(getRawSource()); }
-
-
- void setSource(Value *Ptr) {
- assert(getRawSource()->getType() == Ptr->getType() &&
+ Value *getValue() const { return const_cast<Value*>(getOperand(2)); }
+
+ void setValue(Value *Val) {
+ assert(getValue()->getType() == Val->getType() &&
"setSource called with pointer of wrong type!");
- setOperand(2, Ptr);
+ setOperand(2, Val);
}
-
+
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const MemCpyInst *) { return true; }
- static inline bool classof(const MemIntrinsic *I) {
- return I->getCalledFunction()->getIntrinsicID() == Intrinsic::memcpy;
- }
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- if (CF->getIntrinsicID() == Intrinsic::memcpy)
- return true;
- return false;
+ static inline bool classof(const MemSetInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::memset;
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
};
-
- /// MemMoveInst - This class wraps the llvm.memmove intrinsic.
+
+ /// MemTransferInst - This class wraps the llvm.memcpy/memmove intrinsics.
///
- struct MemMoveInst : public MemIntrinsic {
+ class MemTransferInst : public MemIntrinsic {
+ public:
/// get* - Return the arguments to the instruction.
///
Value *getRawSource() const { return const_cast<Value*>(getOperand(2)); }
-
+
/// getSource - This is just like getRawSource, but it strips off any cast
/// instructions that feed it, giving the original input. The returned
/// value is guaranteed to be a pointer.
- Value *getSource() const { return StripPointerCasts(getRawSource()); }
-
+ Value *getSource() const { return getRawSource()->stripPointerCasts(); }
+
void setSource(Value *Ptr) {
assert(getRawSource()->getType() == Ptr->getType() &&
"setSource called with pointer of wrong type!");
setOperand(2, Ptr);
}
-
+
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const MemMoveInst *) { return true; }
- static inline bool classof(const MemIntrinsic *I) {
- return I->getCalledFunction()->getIntrinsicID() == Intrinsic::memmove;
+ static inline bool classof(const MemTransferInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::memcpy ||
+ I->getIntrinsicID() == Intrinsic::memmove;
}
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- if (CF->getIntrinsicID() == Intrinsic::memmove)
- return true;
- return false;
+ static inline bool classof(const Value *V) {
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
+ }
+ };
+
+
+ /// MemCpyInst - This class wraps the llvm.memcpy intrinsic.
+ ///
+ class MemCpyInst : public MemTransferInst {
+ public:
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const MemCpyInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::memcpy;
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
};
- /// MemSetInst - This class wraps the llvm.memcpy intrinsic.
+ /// MemMoveInst - This class wraps the llvm.memmove intrinsic.
///
- struct MemSetInst : public MemIntrinsic {
- /// get* - Return the arguments to the instruction.
- ///
- Value *getValue() const { return const_cast<Value*>(getOperand(2)); }
-
- void setValue(Value *Val) {
- assert(getValue()->getType() == Val->getType() &&
- "setSource called with pointer of wrong type!");
- setOperand(2, Val);
+ class MemMoveInst : public MemTransferInst {
+ public:
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const MemMoveInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::memmove;
+ }
+ static inline bool classof(const Value *V) {
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
+ };
+ /// EHSelectorInst - This represents the llvm.eh.selector instruction.
+ ///
+ class EHSelectorInst : public IntrinsicInst {
+ public:
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const MemSetInst *) { return true; }
- static inline bool classof(const MemIntrinsic *I) {
- return I->getCalledFunction()->getIntrinsicID() == Intrinsic::memset;
+ static inline bool classof(const EHSelectorInst *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ return I->getIntrinsicID() == Intrinsic::eh_selector;
}
- static inline bool classof(const CallInst *I) {
- if (const Function *CF = I->getCalledFunction())
- if (CF->getIntrinsicID() == Intrinsic::memset)
- return true;
- return false;
+ static inline bool classof(const Value *V) {
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
+ }
+ };
+
+ /// MemoryUseIntrinsic - This is the common base class for the memory use
+ /// marker intrinsics.
+ ///
+ class MemoryUseIntrinsic : public IntrinsicInst {
+ public:
+
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const MemoryUseIntrinsic *) { return true; }
+ static inline bool classof(const IntrinsicInst *I) {
+ switch (I->getIntrinsicID()) {
+ case Intrinsic::lifetime_start:
+ case Intrinsic::lifetime_end:
+ case Intrinsic::invariant_start:
+ case Intrinsic::invariant_end:
+ return true;
+ default: return false;
+ }
}
static inline bool classof(const Value *V) {
- return isa<CallInst>(V) && classof(cast<CallInst>(V));
+ return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
};
+
}
#endif