[PATCH] aarch64: Run SUBTARGET_INIT_BUILTINS if it exists

[Richard Sandiford]

Maya Rashish via Gcc-patches <gcc-patches@gcc.gnu.org> writes:
> Some subtargets don't provide the canonical function names as
> the symbol name in C libraries, and libcalls will only work if
> the builtins are patched to emit the correct library name.
>
> For example, on NetBSD, cabsl has the symbol name __c99_cabsl,
> and the patching is done via netbsd_patch_builtin.
>
> With this change, libgfortran.so is correctly built with a
> reference to __c99_cabsl, instead of "cabsl" which is not defined.
>
> gcc/ChangeLog:
> 	* config/aarch64/aarch64.c (aarch64_init_builtins):
> 	Call SUBTARGET_INIT_BUILTINS.

Pushed to trunk, thanks.

Richard

> ---
>  gcc/config/aarch64/aarch64.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
> index 146ed8c1b69..6fda6bca2a5 100644
> --- a/gcc/config/aarch64/aarch64.c
> +++ b/gcc/config/aarch64/aarch64.c
> @@ -13492,6 +13492,9 @@ aarch64_init_builtins ()
>  {
>    aarch64_general_init_builtins ();
>    aarch64_sve::init_builtins ();
> +#ifdef SUBTARGET_INIT_BUILTINS
> +  SUBTARGET_INIT_BUILTINS;
> +#endif
>  }
>  
>  /* Implement TARGET_FOLD_BUILTIN.  */