[v2 PATCH 2/2] RISC-V: Add support for RISC-V Profiles 23.

[Nelson Chu]

LGTM, this is the expected way to expand the new profiles when we have a
good framework.

Thanks
Nelson

On Thu, Jan 23, 2025 at 1:30 PM Jiawei <jiawei@iscas.ac.cn> wrote:

> This patch adds support for RISC-V RVA23 and RVB23 Profiles[1].
>
> [1]
> https://github.com/riscv/riscv-profiles/releases/tag/rva23-rvb23-v0.7-ratification-vote
>
> bfd/ChangeLog:
>
>         * elfxx-riscv.c: New profiles.
>
> gas/ChangeLog:
>
>         * testsuite/gas/riscv/attribute-17.d: New test.
>         * testsuite/gas/riscv/attribute-18.d: New test.
>
> ---
>  bfd/elfxx-riscv.c                      | 16 ++++++++++++++++
>  gas/testsuite/gas/riscv/attribute-17.d |  6 ++++++
>  gas/testsuite/gas/riscv/attribute-18.d |  6 ++++++
>  3 files changed, 28 insertions(+)
>  create mode 100644 gas/testsuite/gas/riscv/attribute-17.d
>  create mode 100644 gas/testsuite/gas/riscv/attribute-18.d
>
> diff --git a/bfd/elfxx-riscv.c b/bfd/elfxx-riscv.c
> index fb98ef86f78..1d850724b5b 100644
> --- a/bfd/elfxx-riscv.c
> +++ b/bfd/elfxx-riscv.c
> @@ -1310,6 +1310,22 @@ static struct riscv_profiles riscv_profiles_table[]
> =
>     "_zicclsm_zic64b_za64rs_zihintpause_zba_zbb_zbs_zicbom_zicbop"
>     "_zicboz_zfhmin_zkt"},
>
> +  /* RVA23 contains all mandatory base ISA for RVA22U64 and the new
> extension
> +     'v,zihintntl,zvfhmin,zvbb,zvkt,zicond,zimop,zcmop,zfa,zawrs' as
> mandatory
> +     extensions.  */
> +  {"rva23u64", "rv64imafdcv_zicsr_zicntr_zihpm_ziccif_ziccrse_ziccamoa"
> +   "_zicclsm_zic64b_za64rs_zihintpause_zba_zbb_zbs_zicbom_zicbop"
> +   "_zicboz_zfhmin_zkt_zvfhmin_zvbb_zvkt_zihintntl_zicond_zimop_zcmop_zcb"
> +   "_zfa_zawrs"},
> +
> +  /* RVB23 contains all mandatory base ISA for RVA22U64 and the new
> extension
> +     'zihintntl,zicond,zimop,zcmop,zfa,zawrs' as mandatory
> +     extensions.  */
> +  {"rvb23u64", "rv64imafdc_zicsr_zicntr_zihpm_ziccif_ziccrse_ziccamoa"
> +   "_zicclsm_zic64b_za64rs_zihintpause_zba_zbb_zbs_zicbom_zicbop"
> +   "_zicboz_zfhmin_zkt_zihintntl_zicond_zimop_zcmop_zcb"
> +   "_zfa_zawrs"},
> +
>    /* Currently we do not define S/M mode Profiles.  */
>
>    /* Terminate the list.  */
> diff --git a/gas/testsuite/gas/riscv/attribute-17.d
> b/gas/testsuite/gas/riscv/attribute-17.d
> new file mode 100644
> index 00000000000..69c1211cef7
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/attribute-17.d
> @@ -0,0 +1,6 @@
> +#as: -march=rva23u64
> +#readelf: -A
> +#source: empty.s
> +Attribute Section: riscv
> +File Attributes
> +  Tag_RISCV_arch:
> "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_v1p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_zmmul1p0_za64rs1p0_zaamo1p0_zalrsc1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0_zvbb1p0_zve32f1p0_zve32x1p0_zve64d1p0_zve64f1p0_zve64x1p0_zvfhmin1p0_zvkb1p0_zvkt1p0_zvl128b1p0_zvl32b1p0_zvl64b1p0"
> diff --git a/gas/testsuite/gas/riscv/attribute-18.d
> b/gas/testsuite/gas/riscv/attribute-18.d
> new file mode 100644
> index 00000000000..592e2610b82
> --- /dev/null
> +++ b/gas/testsuite/gas/riscv/attribute-18.d
> @@ -0,0 +1,6 @@
> +#as: -march=rvb23u64
> +#readelf: -A
> +#source: empty.s
> +Attribute Section: riscv
> +File Attributes
> +  Tag_RISCV_arch:
> "rv64i2p1_m2p0_a2p1_f2p2_d2p2_c2p0_zic64b1p0_zicbom1p0_zicbop1p0_zicboz1p0_ziccamoa1p0_ziccif1p0_zicclsm1p0_ziccrse1p0_zicntr2p0_zicond1p0_zicsr2p0_zihintntl1p0_zihintpause2p0_zihpm2p0_zimop1p0_zmmul1p0_za64rs1p0_zaamo1p0_zalrsc1p0_zawrs1p0_zfa1p0_zfhmin1p0_zca1p0_zcb1p0_zcmop1p0_zba1p0_zbb1p0_zbs1p0_zkt1p0"
> --
> 2.43.0
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://sourceware.org/pipermail/binutils/attachments/20250218/dc5cf277/attachment-0001.htm>