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Re: [Qemu-arm] [PATCH 8/8] tcg/i386: Add vector operations
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From: |
Alex Bennée |
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Subject: |
Re: [Qemu-arm] [PATCH 8/8] tcg/i386: Add vector operations |
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Date: |
Mon, 11 Sep 2017 10:07:30 +0100 |
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User-agent: |
mu4e 0.9.19; emacs 25.2.50.3 |
Richard Henderson <address@hidden> 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