Re: [02/32] Add a target hook for getting an ABI from a function type

[Jeff Law]

On 9/11/19 1:03 PM, Richard Sandiford wrote:
> This patch adds a target hook that allows targets to return
> the ABI associated with a particular function type.  Generally,
> when multiple ABIs are in use, it must be possible to tell from
> a function type and its attributes which ABI it is using.
> 
> 
> 2019-09-11  Richard Sandiford  <richard.sandif...@arm.com>
> 
> gcc/
>       * target.def (fntype_abi): New target hook.
>       * doc/tm.texi.in (TARGET_FNTYPE_ABI): Likewise.
>       * doc/tm.texi: Regenerate.
>       * target.h (predefined_function_abi): Declare.
>       * function-abi.cc (fntype_abi): Call targetm.calls.fntype_abi,
>       if defined.
>       * config/aarch64/aarch64.h (ARM_PCS_SIMD): New arm_pcs value.
>       * config/aarch64/aarch64.c: Include function-abi.h.
>       (aarch64_simd_abi, aarch64_fntype_abi): New functions.
>       (TARGET_FNTYPE_ABI): Define.
> 
OK
jeff