Re: [PATCH v4 00/11] target/riscv: Support zimop/zcmop/zama16b/zabha

[Alistair Francis]

On Tue, Jul 9, 2024 at 9:41 PM LIU Zhiwei <zhiwei_liu@linux.alibaba.com> wrote:
>
> I once used a wrong major opcode for zimop. It should use 0x73 as major 
> opcode.
> This was detected after I got a toolchain with zimop support. Before that, I 
> tested
> this implementation with hardwire code instruction instead of assemble code.
>
> This patch set has been queued to alistair/riscv-to-apply.next, but it is 
> still not
> merged by the master branch. I think we had better fix it before merging into 
> the
> master.
>
> v3->v4:
>     1. Fix zimop opcode and disassemble
>
> v2->v3:
>     1. Add review tags.
>     2. Reword the patch 10 in commit log
>
> v1->v2:
>     1. Fix the isa orders.
>     2. Make zimop/zcmop/zama16b/zabha depend on priviledged 1.13
>     3. Add review tags.
>
> The v2 patch set is here
> https://mail.gnu.org/archive/html/qemu-riscv/2024-06/msg00489.html
>
> The v1 patch set is here
>     1. zimop/zcmop
>         https://mail.gnu.org/archive/html/qemu-riscv/2024-05/msg00207.html
>     2. zama16b
>         https://mail.gnu.org/archive/html/qemu-riscv/2024-05/msg00212.html
>     3. zabha
>         https://mail.gnu.org/archive/html/qemu-riscv/2024-05/msg00214.html
>
> LIU Zhiwei (11):
>   target/riscv: Add zimop extension
>   disas/riscv: Support zimop disassemble
>   target/riscv: Add zcmop extension
>   disas/riscv: Support zcmop disassemble
>   target/riscv: Support Zama16b extension
>   target/riscv: Move gen_amo before implement Zabha
>   target/riscv: Add AMO instructions for Zabha
>   target/riscv: Move gen_cmpxchg before adding amocas.[b|h]
>   target/riscv: Add amocas.[b|h] for Zabha
>   target/riscv: Expose zabha extension as a cpu property
>   disas/riscv: Support zabha disassemble

Thanks!

Applied to riscv-to-apply.next

Alistair

>
>  disas/riscv.c                               | 181 ++++++++++++++++++++
>  target/riscv/cpu.c                          |   8 +
>  target/riscv/cpu_cfg.h                      |   4 +
>  target/riscv/insn16.decode                  |   1 +
>  target/riscv/insn32.decode                  |  33 ++++
>  target/riscv/insn_trans/trans_rva.c.inc     |  51 ++----
>  target/riscv/insn_trans/trans_rvd.c.inc     |  14 +-
>  target/riscv/insn_trans/trans_rvf.c.inc     |  14 +-
>  target/riscv/insn_trans/trans_rvi.c.inc     |   6 +
>  target/riscv/insn_trans/trans_rvzabha.c.inc | 145 ++++++++++++++++
>  target/riscv/insn_trans/trans_rvzacas.c.inc |  13 --
>  target/riscv/insn_trans/trans_rvzcmop.c.inc |  29 ++++
>  target/riscv/insn_trans/trans_rvzimop.c.inc |  37 ++++
>  target/riscv/tcg/tcg-cpu.c                  |   5 +
>  target/riscv/translate.c                    |  38 ++++
>  15 files changed, 529 insertions(+), 50 deletions(-)
>  create mode 100644 target/riscv/insn_trans/trans_rvzabha.c.inc
>  create mode 100644 target/riscv/insn_trans/trans_rvzcmop.c.inc
>  create mode 100644 target/riscv/insn_trans/trans_rvzimop.c.inc
>
> --
> 2.25.1
>
>