class Module;
class AttributeSet;
-/// Intrinsic Namespace - This namespace contains an enum with a value for
-/// every intrinsic/builtin function known by LLVM. These enum values are
-/// returned by Function::getIntrinsicID().
-///
+/// This namespace contains an enum with a value for every intrinsic/builtin
+/// function known by LLVM. The enum values are returned by
+/// Function::getIntrinsicID().
namespace Intrinsic {
enum ID {
not_intrinsic = 0, // Must be zero
#undef GET_INTRINSIC_ENUM_VALUES
, num_intrinsics
};
-
- /// Intrinsic::getName(ID) - Return the LLVM name for an intrinsic, such as
- /// "llvm.ppc.altivec.lvx".
- std::string getName(ID id, ArrayRef<Type*> Tys = ArrayRef<Type*>());
-
- /// Intrinsic::getType(ID) - Return the function type for an intrinsic.
- ///
+
+ /// Return the LLVM name for an intrinsic, such as "llvm.ppc.altivec.lvx".
+ std::string getName(ID id, ArrayRef<Type*> Tys = None);
+
+ /// Return the function type for an intrinsic.
FunctionType *getType(LLVMContext &Context, ID id,
- ArrayRef<Type*> Tys = ArrayRef<Type*>());
+ ArrayRef<Type*> Tys = None);
- /// Intrinsic::isOverloaded(ID) - Returns true if the intrinsic can be
- /// overloaded.
+ /// Returns true if the intrinsic can be overloaded.
bool isOverloaded(ID id);
- /// Intrinsic::getAttributes(ID) - Return the attributes for an intrinsic.
- ///
+ /// Return the attributes for an intrinsic.
AttributeSet getAttributes(LLVMContext &C, ID id);
- /// Intrinsic::getDeclaration(M, ID) - Create or insert an LLVM Function
- /// declaration for an intrinsic, and return it.
+ /// Create or insert an LLVM Function declaration for an intrinsic, and return
+ /// it.
///
- /// The Tys and numTys parameters are for intrinsics with overloaded types
- /// (e.g., those using iAny, fAny, vAny, or iPTRAny). For a declaration for an
- /// overloaded intrinsic, Tys should point to an array of numTys pointers to
- /// Type, and must provide exactly one type for each overloaded type in the
- /// intrinsic.
- Function *getDeclaration(Module *M, ID id,
- ArrayRef<Type*> Tys = ArrayRef<Type*>());
-
+ /// The Tys parameter is for intrinsics with overloaded types (e.g., those
+ /// using iAny, fAny, vAny, or iPTRAny). For a declaration of an overloaded
+ /// intrinsic, Tys must provide exactly one type for each overloaded type in
+ /// the intrinsic.
+ Function *getDeclaration(Module *M, ID id, ArrayRef<Type*> Tys = None);
+
/// Map a GCC builtin name to an intrinsic ID.
ID getIntrinsicForGCCBuiltin(const char *Prefix, const char *BuiltinName);
-
- /// IITDescriptor - This is a type descriptor which explains the type
- /// requirements of an intrinsic. This is returned by
- /// getIntrinsicInfoTableEntries.
+
+ /// 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, MMX, Metadata, Half, Float, Double,
+ Void, VarArg, MMX, Metadata, Half, Float, Double,
Integer, Vector, Pointer, Struct,
- Argument, ExtendVecArgument, TruncVecArgument
+ Argument, ExtendArgument, TruncArgument, HalfVecArgument,
+ 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,
AK_AnyPointer
};
unsigned getArgumentNumber() const {
- assert(Kind == Argument || Kind == ExtendVecArgument ||
- Kind == TruncVecArgument);
- return Argument_Info >> 2;
+ assert(Kind == Argument || Kind == ExtendArgument ||
+ Kind == TruncArgument || Kind == HalfVecArgument ||
+ Kind == SameVecWidthArgument || Kind == PtrToArgument ||
+ Kind == VecOfPtrsToElt);
+ return Argument_Info >> 3;
}
ArgKind getArgumentKind() const {
- assert(Kind == Argument || Kind == ExtendVecArgument ||
- Kind == TruncVecArgument);
- return (ArgKind)(Argument_Info&3);
+ assert(Kind == Argument || Kind == ExtendArgument ||
+ Kind == TruncArgument || Kind == HalfVecArgument ||
+ Kind == SameVecWidthArgument || Kind == PtrToArgument ||
+ Kind == VecOfPtrsToElt);
+ return (ArgKind)(Argument_Info & 7);
}
-
+
static IITDescriptor get(IITDescriptorKind K, unsigned Field) {
IITDescriptor Result = { K, { Field } };
return Result;
}
};
-
- /// getIntrinsicInfoTableEntries - Return the IIT table descriptor for the
- /// specified intrinsic into an array of IITDescriptors.
- ///
+
+ /// 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