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Re: [PATCH v10 06/16] target/riscv: Remove the W-form instructions from
From: |
Bin Meng |
Subject: |
Re: [PATCH v10 06/16] target/riscv: Remove the W-form instructions from Zbs |
Date: |
Wed, 8 Sep 2021 13:19:17 +0800 |
On Sun, Sep 5, 2021 at 4:49 AM Philipp Tomsich <philipp.tomsich@vrull.eu> wrote:
>
> Zbs 1.0.0 (just as the 0.93 draft-B before) does no provide for W-form
does not
> instructions for Zbs (single-bit instructions). Remove them.
>
> Note that these instructions had already been removed for the 0.93
> version of the draft-B extenstion and have not been present in the
extension
> binutils patches circulating in January 2021.
>
> Signed-off-by: Philipp Tomsich <philipp.tomsich@vrull.eu>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> ---
>
> (no changes since v3)
>
> Changes in v3:
> - Remove the W-form instructions from Zbs in a separate commit.
>
> target/riscv/insn32.decode | 7 ----
> target/riscv/insn_trans/trans_rvb.c.inc | 56 -------------------------
> 2 files changed, 63 deletions(-)
>
Otherwise,
Acked-by: Bin Meng <bmeng.cn@gmail.com>
- Re: [PATCH v10 03/16] target/riscv: clwz must ignore high bits (use shift-left & changed logic), (continued)
- [PATCH v10 15/16] target/riscv: Remove RVB (replaced by Zb[abcs]), Philipp Tomsich, 2021/09/04
- [PATCH v10 16/16] disas/riscv: Add Zb[abcs] instructions, Philipp Tomsich, 2021/09/04
- [PATCH v10 13/16] target/riscv: Add rev8 instruction, removing grev/grevi, Philipp Tomsich, 2021/09/04
- [PATCH v10 01/16] target/riscv: Introduce temporary in gen_add_uw(), Philipp Tomsich, 2021/09/04
- [PATCH v10 06/16] target/riscv: Remove the W-form instructions from Zbs, Philipp Tomsich, 2021/09/04
- Re: [PATCH v10 06/16] target/riscv: Remove the W-form instructions from Zbs,
Bin Meng <=
- [PATCH v10 07/16] target/riscv: Remove shift-one instructions (proposed Zbo in pre-0.93 draft-B), Philipp Tomsich, 2021/09/04
- [PATCH v10 14/16] target/riscv: Add zext.h instructions to Zbb, removing pack/packu/packh, Philipp Tomsich, 2021/09/04