#ifndef LLVM_SUPPORT_CALLSITE_H
#define LLVM_SUPPORT_CALLSITE_H
-#include "llvm/Attributes.h"
#include "llvm/ADT/PointerIntPair.h"
-#include "llvm/BasicBlock.h"
-#include "llvm/CallingConv.h"
-#include "llvm/Instructions.h"
+#include "llvm/IR/Attributes.h"
+#include "llvm/IR/BasicBlock.h"
+#include "llvm/IR/CallingConv.h"
+#include "llvm/IR/Instructions.h"
namespace llvm {
CallSiteBase(CallTy *CI) : I(CI, true) { assert(CI); }
CallSiteBase(InvokeTy *II) : I(II, false) { assert(II); }
CallSiteBase(ValTy *II) { *this = get(II); }
- CallSiteBase(InstrTy *II) {
- assert(II && "Null instruction given?");
- *this = get(II);
- assert(I.getPointer() && "Not a call?");
- }
-
+protected:
/// CallSiteBase::get - This static method is sort of like a constructor. It
/// will create an appropriate call site for a Call or Invoke instruction, but
/// it can also create a null initialized CallSiteBase object for something
}
return CallSiteBase();
}
-
+public:
/// isCall - true if a CallInst is enclosed.
/// Note that !isCall() does not mean it is an InvokeInst enclosed,
/// it also could signify a NULL Instruction pointer.
InstrTy *operator->() const { return I.getPointer(); }
operator bool() const { return I.getPointer(); }
- /// getCalledValue - Return the pointer to function that is being called...
+ /// getCalledValue - Return the pointer to function that is being called.
///
ValTy *getCalledValue() const {
assert(getInstruction() && "Not a call or invoke instruction!");
return dyn_cast<FunTy>(getCalledValue());
}
- /// setCalledFunction - Set the callee to the specified value...
+ /// setCalledFunction - Set the callee to the specified value.
///
void setCalledFunction(Value *V) {
assert(getInstruction() && "Not a call or invoke instruction!");
}
/// arg_iterator - The type of iterator to use when looping over actual
- /// arguments at this call site...
+ /// arguments at this call site.
typedef IterTy arg_iterator;
/// arg_begin/arg_end - Return iterators corresponding to the actual argument
/// getType - Return the type of the instruction that generated this call site
///
- const Type *getType() const { return (*this)->getType(); }
+ Type *getType() const { return (*this)->getType(); }
/// getCaller - Return the caller function for this call site
///
/// getAttributes/setAttributes - get or set the parameter attributes of
/// the call.
- const AttrListPtr &getAttributes() const {
+ const AttributeSet &getAttributes() const {
CALLSITE_DELEGATE_GETTER(getAttributes());
}
- void setAttributes(const AttrListPtr &PAL) {
+ void setAttributes(const AttributeSet &PAL) {
CALLSITE_DELEGATE_SETTER(setAttributes(PAL));
}
- /// paramHasAttr - whether the call or the callee has the given attribute.
- bool paramHasAttr(uint16_t i, Attributes attr) const {
- CALLSITE_DELEGATE_GETTER(paramHasAttr(i, attr));
+ /// \brief Return true if this function has the given attribute.
+ bool hasFnAttr(Attribute::AttrKind A) const {
+ CALLSITE_DELEGATE_GETTER(hasFnAttr(A));
+ }
+
+ /// \brief Return true if the call or the callee has the given attribute.
+ bool paramHasAttr(unsigned i, Attribute::AttrKind A) const {
+ CALLSITE_DELEGATE_GETTER(paramHasAttr(i, A));
}
/// @brief Extract the alignment for a call or parameter (0=unknown).
bool doesNotAccessMemory() const {
CALLSITE_DELEGATE_GETTER(doesNotAccessMemory());
}
- void setDoesNotAccessMemory(bool doesNotAccessMemory = true) {
- CALLSITE_DELEGATE_SETTER(setDoesNotAccessMemory(doesNotAccessMemory));
+ void setDoesNotAccessMemory() {
+ CALLSITE_DELEGATE_SETTER(setDoesNotAccessMemory());
}
/// @brief Determine if the call does not access or only reads memory.
bool onlyReadsMemory() const {
CALLSITE_DELEGATE_GETTER(onlyReadsMemory());
}
- void setOnlyReadsMemory(bool onlyReadsMemory = true) {
- CALLSITE_DELEGATE_SETTER(setOnlyReadsMemory(onlyReadsMemory));
+ void setOnlyReadsMemory() {
+ CALLSITE_DELEGATE_SETTER(setOnlyReadsMemory());
}
/// @brief Determine if the call cannot return.
bool doesNotReturn() const {
CALLSITE_DELEGATE_GETTER(doesNotReturn());
}
- void setDoesNotReturn(bool doesNotReturn = true) {
- CALLSITE_DELEGATE_SETTER(setDoesNotReturn(doesNotReturn));
+ void setDoesNotReturn() {
+ CALLSITE_DELEGATE_SETTER(setDoesNotReturn());
}
/// @brief Determine if the call cannot unwind.
bool doesNotThrow() const {
CALLSITE_DELEGATE_GETTER(doesNotThrow());
}
- void setDoesNotThrow(bool doesNotThrow = true) {
- CALLSITE_DELEGATE_SETTER(setDoesNotThrow(doesNotThrow));
+ void setDoesNotThrow() {
+ CALLSITE_DELEGATE_SETTER(setDoesNotThrow());
}
#undef CALLSITE_DELEGATE_GETTER
#undef CALLSITE_DELEGATE_SETTER
+ /// @brief Determine whether this argument is not captured.
+ bool doesNotCapture(unsigned ArgNo) const {
+ return paramHasAttr(ArgNo + 1, Attribute::NoCapture);
+ }
+
+ /// @brief Determine whether this argument is passed by value.
+ bool isByValArgument(unsigned ArgNo) const {
+ return paramHasAttr(ArgNo + 1, Attribute::ByVal);
+ }
+
/// hasArgument - Returns true if this CallSite passes the given Value* as an
/// argument to the called function.
bool hasArgument(const Value *Arg) const {
}
IterTy getCallee() const {
- // FIXME: this is slow, since we do not have the fast versions
- // of the op_*() functions here. See CallSite::getCallee.
- //
- if (isCall())
- return getInstruction()->op_end() - 1; // Skip Callee
- else
- return getInstruction()->op_end() - 3; // Skip BB, BB, Callee
+ if (isCall()) // Skip Callee
+ return cast<CallInst>(getInstruction())->op_end() - 1;
+ else // Skip BB, BB, Callee
+ return cast<InvokeInst>(getInstruction())->op_end() - 3;
}
};
bool operator==(const CallSite &CS) const { return I == CS.I; }
bool operator!=(const CallSite &CS) const { return I != CS.I; }
-
- /// CallSite::get - This static method is sort of like a constructor. It will
- /// create an appropriate call site for a Call or Invoke instruction, but it
- /// can also create a null initialized CallSite object for something which is
- /// NOT a call site.
- ///
- static CallSite get(Value *V) {
- return Base::get(V);
- }
-
bool operator<(const CallSite &CS) const {
return getInstruction() < CS.getInstruction();
}