[LLVMdev] builtin naming

[Eli Friedman]

On Thu, May 27, 2010 at 4:40 PM, shreyas krishnan <shreyas76 at gmail.com> wrote:
> Hi
>   Sorry ...I know I should be mailing to the clang list but I am
> waiting for my subscription.

You can send mail to cfe-dev without a subscription; it'll just be
delayed until it goes through moderation.

> My question is on how to name my builtin in source if i have a
> intrinsic definition like
>
> def  int_mytarget_get_id :  : Intrinsic<[llvm_i32_ty], [llvm_i32_ty]>;
>
>
> I tried
> __builtin_mytarget_get_id and clang still didnt generate my intrinsic.

You have to explicitly add builtins to clang; see
clang/include/clang/Basic/Builtins.def.  Also, you need to mark the
builtin as with "GCCBuiltin".

-Eli