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Re: [Qemu-devel] [PATCH v3] s390x: Add interlocked access facility 1 ins
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] [PATCH v3] s390x: Add interlocked access facility 1 instructions |
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Date: |
Tue, 12 May 2015 18:28:39 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 |
On 05/12/2015 02:50 PM, Alexander Graf wrote:
> We're currently missing all instructions defined by the "interlocked-access
> facility 1" which is part of zEC12. This patch implements all of them except
> for LPD and LPDG.
>
> Signed-off-by: Alexander Graf <address@hidden>
>
> ---
>
> v1 -> v2:
>
> - move atomic specific bits into load/store helpers, leave actual op
> as normal op we can reuse
>
> v2 -> v3:
>
> - use addr1 to save a2, remove get_a2 again
> - implement the other instructions as well
Reviewed-by: Richard Henderson <address@hidden>
r~