[PATCH] RISC-V: Add support for RISC-V Profiles.

[Jan Beulich]

On 02.08.2024 10:52, Jiawei wrote:
> Supports RISC-V profiles[1] in -march option.
> 
> Default input set the profile before other formal extensions.
> 
> [1]https://github.com/riscv/riscv-profiles/blob/main/profiles.adoc
> 
> bfd/ChangeLog:
> 
> 	* elfxx-riscv.c (struct riscv_profiles): New struct.
> 	(riscv_handle_profiles): New handle function.
> 	(riscv_parse_subset): Add Profiles parse.
> 	* elfxx-riscv.h (riscv_handle_profiles): New prototype.
> 
> gas/ChangeLog:
> 	
> 	* NEWS:
> 	* testsuite/gas/riscv/attribute-15.d: New test.
> 	* testsuite/gas/riscv/attribute-16.d: New test.

Surely also wants a gas/doc/ change?

> --- a/gas/NEWS
> +++ b/gas/NEWS
> @@ -42,6 +42,8 @@ Changes in 2.43:
>  * Remove support for RISC-V privileged spec 1.9.1, but linker can still
>    recognize it in case of linking old objects.
>  
> +* Add support for RISC-V Profiles RV20/22.
> +
>  * Add support for RISC-V Zacas extension with version 1.0.
>  
>  * Add support for RISC-V Zcmp extension with version 1.0.

Is this really intended to still go onto the 2.43 branch? I think this needs
to move further up in the file, into the new section that's going to become
2.44's at some point.

Jan