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Re: [PATCH] target/arm: Fix decode of {LD,ST}RA[AB] instructions
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH] target/arm: Fix decode of {LD,ST}RA[AB] instructions |
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Date: |
Tue, 4 Aug 2020 08:41:10 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 8/3/20 5:21 PM, Peter Collingbourne wrote:
> On Mon, Aug 3, 2020 at 3:27 PM Peter Collingbourne <pcc@google.com> wrote:
>>
>> These instructions use zero as the discriminator, not SP.
>
> Oh, there is no such thing as STRAA/STRAB. I must have been confused
> by the name of the function, disas_ldst_pac. I will send a v2 with a
> fixed commit message, and another patch to rename the function to
> disas_ld_pac.
It's called decode_ldst_pac because the Arm ARM section is called "Load/store
register (pac)". Page C4-311 in the F.a revision.
But yes, there are only loads defined in the section.
r~