va_start, va_end, va_copy: InstrinsicInst subclasses and InstVisitor support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166916 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evgeniy Stepanov 2012-10-29 09:39:03 +00:00
parent e49816076c
commit 976f770e2d
2 changed files with 49 additions and 0 deletions

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@ -268,6 +268,49 @@ namespace llvm {
}
};
/// VAStartInst - This represents the llvm.va_start intrinsic.
///
class VAStartInst : public IntrinsicInst {
public:
static inline bool classof(const IntrinsicInst *I) {
return I->getIntrinsicID() == Intrinsic::vastart;
}
static inline bool classof(const Value *V) {
return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
Value *getArgList() const { return const_cast<Value*>(getArgOperand(0)); }
};
/// VAEndInst - This represents the llvm.va_end intrinsic.
///
class VAEndInst : public IntrinsicInst {
public:
static inline bool classof(const IntrinsicInst *I) {
return I->getIntrinsicID() == Intrinsic::vaend;
}
static inline bool classof(const Value *V) {
return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
Value *getArgList() const { return const_cast<Value*>(getArgOperand(0)); }
};
/// VACopyInst - This represents the llvm.va_copy intrinsic.
///
class VACopyInst : public IntrinsicInst {
public:
static inline bool classof(const IntrinsicInst *I) {
return I->getIntrinsicID() == Intrinsic::vacopy;
}
static inline bool classof(const Value *V) {
return isa<IntrinsicInst>(V) && classof(cast<IntrinsicInst>(V));
}
Value *getDest() const { return const_cast<Value*>(getArgOperand(0)); }
Value *getSrc() const { return const_cast<Value*>(getArgOperand(1)); }
};
}
#endif

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@ -209,6 +209,9 @@ public:
RetTy visitMemMoveInst(MemMoveInst &I) { DELEGATE(MemTransferInst); }
RetTy visitMemTransferInst(MemTransferInst &I) { DELEGATE(MemIntrinsic); }
RetTy visitMemIntrinsic(MemIntrinsic &I) { DELEGATE(IntrinsicInst); }
RetTy visitVAStartInst(VAStartInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitVAEndInst(VAEndInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitVACopyInst(VACopyInst &I) { DELEGATE(IntrinsicInst); }
RetTy visitIntrinsicInst(IntrinsicInst &I) { DELEGATE(CallInst); }
// Call and Invoke are slightly different as they delegate first through
@ -262,6 +265,9 @@ private:
case Intrinsic::memcpy: DELEGATE(MemCpyInst);
case Intrinsic::memmove: DELEGATE(MemMoveInst);
case Intrinsic::memset: DELEGATE(MemSetInst);
case Intrinsic::vastart: DELEGATE(VAStartInst);
case Intrinsic::vaend: DELEGATE(VAEndInst);
case Intrinsic::vacopy: DELEGATE(VACopyInst);
case Intrinsic::not_intrinsic: break;
}
}