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Re: [PATCH 2/3] target/arm: Implement v8.3-RCPC
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH 2/3] target/arm: Implement v8.3-RCPC |
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Date: |
Mon, 24 Feb 2020 10:31:18 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 |
On 2/24/20 9:28 AM, Peter Maydell wrote:
> The v8.3-RCPC extension implements three new load instructions
> which provide slightly weaker consistency guarantees than the
> existing load-acquire operations. For QEMU we choose to simply
> implement them with a full LDAQ barrier.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> target/arm/cpu.h | 5 +++++
> linux-user/elfload.c | 1 +
> target/arm/cpu64.c | 1 +
> target/arm/translate-a64.c | 24 ++++++++++++++++++++++++
> 4 files changed, 31 insertions(+)
Reviewed-by: Richard Henderson <address@hidden>
r~