/// function known by LLVM. The enum values are returned by
/// Function::getIntrinsicID().
namespace Intrinsic {
- enum ID {
+ enum ID : unsigned {
not_intrinsic = 0, // Must be zero
// Get the intrinsic enums generated from Intrinsics.td
#undef GET_INTRINSIC_ENUM_VALUES
, num_intrinsics
};
-
+
/// Return the LLVM name for an intrinsic, such as "llvm.ppc.altivec.lvx".
std::string getName(ID id, ArrayRef<Type*> Tys = None);
/// Returns true if the intrinsic can be overloaded.
bool isOverloaded(ID id);
+ /// Returns true if the intrinsic is a leaf, i.e. it does not make any calls
+ /// itself. Most intrinsics are leafs, the exceptions being the patchpoint
+ /// and statepoint intrinsics. These call (or invoke) their "target" argument.
+ bool isLeaf(ID id);
+
/// Return the attributes for an intrinsic.
AttributeSet getAttributes(LLVMContext &C, ID id);
/// Map a MS builtin name to an intrinsic ID.
ID getIntrinsicForMSBuiltin(const char *Prefix, const char *BuiltinName);
-
+
/// This is a type descriptor which explains the type requirements of an
/// intrinsic. This is returned by getIntrinsicInfoTableEntries.
struct IITDescriptor {
enum IITDescriptorKind {
- Void, VarArg, MMX, Metadata, Half, Float, Double,
+ Void, VarArg, MMX, Token, Metadata, Half, Float, Double,
Integer, Vector, Pointer, Struct,
Argument, ExtendArgument, TruncArgument, HalfVecArgument,
- SameVecWidthArgument, PtrToArgument
+ SameVecWidthArgument, PtrToArgument, VecOfPtrsToElt
} Kind;
-
+
union {
unsigned Integer_Width;
unsigned Float_Width;
unsigned Struct_NumElements;
unsigned Argument_Info;
};
-
+
enum ArgKind {
+ AK_Any,
AK_AnyInteger,
AK_AnyFloat,
AK_AnyVector,
unsigned getArgumentNumber() const {
assert(Kind == Argument || Kind == ExtendArgument ||
Kind == TruncArgument || Kind == HalfVecArgument ||
- Kind == SameVecWidthArgument || Kind == PtrToArgument);
- return Argument_Info >> 2;
+ Kind == SameVecWidthArgument || Kind == PtrToArgument ||
+ Kind == VecOfPtrsToElt);
+ return Argument_Info >> 3;
}
ArgKind getArgumentKind() const {
assert(Kind == Argument || Kind == ExtendArgument ||
Kind == TruncArgument || Kind == HalfVecArgument ||
- Kind == SameVecWidthArgument || Kind == PtrToArgument);
- return (ArgKind)(Argument_Info & 3);
+ Kind == SameVecWidthArgument || Kind == PtrToArgument ||
+ Kind == VecOfPtrsToElt);
+ return (ArgKind)(Argument_Info & 7);
}
-
+
static IITDescriptor get(IITDescriptorKind K, unsigned Field) {
IITDescriptor Result = { K, { Field } };
return Result;
}
};
-
+
/// Return the IIT table descriptor for the specified intrinsic into an array
/// of IITDescriptors.
void getIntrinsicInfoTableEntries(ID id, SmallVectorImpl<IITDescriptor> &T);
-
+
} // End Intrinsic namespace
} // End llvm namespace