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Re: [PATCH] target/arm: Fix SMLAD incorrect setting of Q bit
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH] target/arm: Fix SMLAD incorrect setting of Q bit |
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Date: |
Fri, 9 Oct 2020 17:36:33 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 10/9/20 1:48 PM, Peter Maydell wrote:
> On Fri, 9 Oct 2020 at 15:47, Peter Maydell <peter.maydell@linaro.org> wrote:
>> + tcg_gen_extr_i64_i32(t1, t2, p64);
>
> Oh, I forgot to mention, but it looks like extr_i64_i32
> isn't documented in tcg/README. Is that because it isn't
> really a TCG IR op, or just an omission?
Because it's not an IR op. It's the combo of extrl and extrh.
r~