std::string Name; // The name of the LLVM function "llvm.bswap.i32"
std::string EnumName; // The name of the enum "bswap_i32"
std::string GCCBuiltinName;// Name of the corresponding GCC builtin, or "".
+ std::string TargetPrefix; // Target prefix, e.g. "ppc" for t-s intrinsics.
/// ArgTypes - The type primitive enum value for the return value and all
/// of the arguments. These are things like Type::UIntTyID.