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From: Alex =?utf-8?Q?Benn=C3=A9e?= <alex.bennee@linaro.org>
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Date: Mon, 11 Sep 2017 10:07:30 +0100
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Subject: Re: [Qemu-devel] [PATCH 8/8] tcg/i386: Add vector operations
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To: Richard Henderson <richard.henderson@linaro.org>
Cc: qemu-devel@nongnu.org, qemu-arm@nongnu.org


Richard Henderson <richard.henderson@linaro.org> writes:

> On 09/08/2017 06:10 AM, Alex Bennée wrote:
>> Also this commit breaks RISU:
>>
>>  qemu-aarch64 build/aarch64-linux-gnu/risu
>>     testcases.aarch64/insn_ANDSi_RES8_ANDS_RES_ANDv_ASRV__INC.risu.bin \
>>     -t testcases.aarch64/insn_ANDSi_RES8_ANDS_RES_ANDv_ASRV__INC.risu.bin.trace
>>
>> Gives:
>>
>> mismatch detail (master : apprentice):
>>   V29   : 000000000000000005388083c1444242 vs 00000000000000002a000e0416a30018
>>
>> The insn is:
>>
>>   37c:       6f56a29d        umull2  v29.4s, v20.8h, v6.h[1]
>>
>> Which is odd because I didn't think we'd touched that.
>
> Indeed we didn't.  Still, I'll check it out next week.

OK it would help if I had objdumped the right file:

     36c:       0e781fdd        bic     v29.8b, v30.8b, v24.8b
     370:       00005af0        .inst   0x00005af0 ; undefined

--
Alex Bennée