[PATCH] RISC-V: Ssnpm, smnpm and smmpm imply zicsr.

[Nelson Chu]

Committed, thanks for this ;)

Nelson

On Thu, Mar 20, 2025 at 12:51 PM Dongyan Chen <chendongyan@isrc.iscas.ac.cn>
wrote:

> According to the spec[1], imply zicsr for ssnpm, smnpm and smmpm.
>
> [1]
> https://github.com/riscv/riscv-j-extension/blob/master/zjpm/instructions.adoc
>
> bfd/ChangeLog:
>
>         * elfxx-riscv.c: imply zicsr.
>
> ---
>  bfd/elfxx-riscv.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
> index 481bac91d73..92e024bbe35 100644
> --- a/bfd/elfxx-riscv.c
> +++ b/bfd/elfxx-riscv.c
> @@ -1266,6 +1266,8 @@ static struct riscv_implicit_subset
> riscv_implicit_subsets[] =
>    {"smstateen", "+ssstateen", check_implicit_always},
>    {"smepmp", "+zicsr", check_implicit_always},
>    {"smdbltrp", "+zicsr", check_implicit_always},
> +  {"smnpm", "+zicsr", check_implicit_always},
> +  {"smmpm", "+zicsr", check_implicit_always},
>
>    {"ssaia", "+zicsr", check_implicit_always},
>    {"sscsrind", "+zicsr", check_implicit_always},
> @@ -1278,6 +1280,7 @@ static struct riscv_implicit_subset
> riscv_implicit_subsets[] =
>    {"sstvecd", "+zicsr", check_implicit_always},
>    {"ssu64xl", "+zicsr", check_implicit_always},
>    {"ssdbltrp", "+zicsr", check_implicit_always},
> +  {"ssnpm", "+zicsr", check_implicit_always},
>
>    {"svade", "+zicsr", check_implicit_always},
>    {"svadu", "+zicsr", check_implicit_always},
> --
> 2.43.0
>
>
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