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Re: [Qemu-devel] [PATCH 8/8] tcg/i386: Add vector operations
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] [PATCH 8/8] tcg/i386: Add vector operations |
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Date: |
Sat, 9 Sep 2017 19:44:07 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
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.
r~