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Re: [PATCH 08/71] target/arm: Hoist arm_is_el2_enabled check in sve_exce
From: |
Peter Maydell |
Subject: |
Re: [PATCH 08/71] target/arm: Hoist arm_is_el2_enabled check in sve_exception_el |
Date: |
Mon, 6 Jun 2022 13:27:21 +0100 |
On Thu, 2 Jun 2022 at 22:56, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> This check is buried within arm_hcr_el2_eff(), but since we
> have to have the explicit check for CPTR_EL2.TZ, we might as
> well just check it once at the beginning of the block.
>
> Once this is done, we can test HCR_EL2.{E2H,TGE} directly,
> rather than going through arm_hcr_el2_eff().
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH 00/71] target/arm: Scalable Matrix Extension, Richard Henderson, 2022/06/02
- [PATCH 02/71] linux-user/aarch64: Introduce sve_vq_cached, Richard Henderson, 2022/06/02
- [PATCH 01/71] target/arm: Rename TBFLAG_A64 ZCR_LEN to VL, Richard Henderson, 2022/06/02
- [PATCH 04/71] target/arm: Remove fp checks from sve_exception_el, Richard Henderson, 2022/06/02
- [PATCH 06/71] target/arm: Use el_is_in_host for sve_zcr_len_for_el, Richard Henderson, 2022/06/02
- [PATCH 03/71] target/arm: Remove route_to_el2 check from sve_exception_el, Richard Henderson, 2022/06/02
- [PATCH 08/71] target/arm: Hoist arm_is_el2_enabled check in sve_exception_el, Richard Henderson, 2022/06/02
- Re: [PATCH 08/71] target/arm: Hoist arm_is_el2_enabled check in sve_exception_el,
Peter Maydell <=
- [PATCH 09/71] target/arm: Do not use aarch64_sve_zcr_get_valid_len in reset, Richard Henderson, 2022/06/02
- [PATCH 07/71] target/arm: Use el_is_in_host for sve_exception_el, Richard Henderson, 2022/06/02
- [PATCH 05/71] target/arm: Add el_is_in_host, Richard Henderson, 2022/06/02
- [PATCH 10/71] target/arm: Merge aarch64_sve_zcr_get_valid_len into caller, Richard Henderson, 2022/06/02
- [PATCH 12/71] target/arm: Rename sve_zcr_len_for_el to sve_vqm1_for_el, Richard Henderson, 2022/06/02
- [PATCH 11/71] target/arm: Use uint32_t instead of bitmap for sve vq's, Richard Henderson, 2022/06/02
- [PATCH 13/71] target/arm: Split out load/store primitives to sve_ldst_internal.h, Richard Henderson, 2022/06/02