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Re: [PATCH 2/2] target/riscv: csr: Remove redundant check in fp csr read
From: |
Alistair Francis |
Subject: |
Re: [PATCH 2/2] target/riscv: csr: Remove redundant check in fp csr read/write routines |
Date: |
Tue, 15 Jun 2021 20:42:40 +1000 |
On Tue, Jun 15, 2021 at 7:07 PM Bin Meng <bmeng.cn@gmail.com> wrote:
>
> Hi Alistair,
>
> On Wed, Mar 31, 2021 at 11:53 PM Alistair Francis <alistair23@gmail.com>
> wrote:
> >
> > On Tue, Mar 30, 2021 at 10:18 PM Bin Meng <bmeng.cn@gmail.com> wrote:
> > >
> > > The following check:
> > >
> > > if (!env->debugger && !riscv_cpu_fp_enabled(env)) {
> > > return -RISCV_EXCP_ILLEGAL_INST;
> > > }
> > >
> > > is redundant in fflags/frm/fcsr read/write routines, as the check was
> > > already done in fs().
> > >
> > > Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
> >
> > Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
> >
>
> It looks like this patch was not applied anywhere?
Nope, it doesn't appear to have been. Do you mind re-sending it?
Alistair
>
> Regards,
> Bin