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Re: [PATCH] target/riscv: Fix implementation of HLVX.WU instruction


From: Alistair Francis
Subject: Re: [PATCH] target/riscv: Fix implementation of HLVX.WU instruction
Date: Wed, 14 Oct 2020 12:41:15 -0700

On Tue, Oct 13, 2020 at 10:23 AM Georg Kotheimer
<georg.kotheimer@kernkonzept.com> wrote:
>
> The HLVX.WU instruction is supposed to read a machine word,
> but prior to this change it read a byte instead.
>
> Signed-off-by: Georg Kotheimer <georg.kotheimer@kernkonzept.com>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Thanks!

Applied to riscv-to-apply.next

Alistair

> ---
>  target/riscv/op_helper.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/target/riscv/op_helper.c b/target/riscv/op_helper.c
> index 9b9ada45a9..3b7bd6ee88 100644
> --- a/target/riscv/op_helper.c
> +++ b/target/riscv/op_helper.c
> @@ -334,12 +334,12 @@ target_ulong helper_hyp_x_load(CPURISCVState *env, 
> target_ulong address,
>          riscv_cpu_set_two_stage_lookup(env, true);
>
>          switch (memop) {
> -        case MO_TEUL:
> -            pte = cpu_ldub_data_ra(env, address, GETPC());
> -            break;
>          case MO_TEUW:
>              pte = cpu_lduw_data_ra(env, address, GETPC());
>              break;
> +        case MO_TEUL:
> +            pte = cpu_ldl_data_ra(env, address, GETPC());
> +            break;
>          default:
>              g_assert_not_reached();
>          }
> --
> 2.25.1
>
>



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