[aarch64-port-dev ] RFR: 8169697: aarch64: vectorized MLA instruction not generated for some test cases
vladimir.kozlov at oracle.com
Fri Dec 9 19:30:20 UTC 2016
On 12/8/16 5:56 PM, Ningsheng Jian wrote:
> Hi Roland,
> Thanks for the review.
>>> NEON vector MLA instructions can not be generated in some simple
>>> multiply-add cases.
>> This is a bug fix and bug fixes can still be pushed without restrictions
>> so I see no reason to not go with this:
>>> In the mean time, Yang also has a more generic fix for this issue,
>>> which patches share code and could also fix this issue:
>> That looks good to me. Anyone on the compiler side can take a look (and
> Compared to aarch64 only version, I also prefer this patch.
What about SubV* and MulV* nodes?
I prefer shared code change but we would need to test on all platforms
which support vectors.
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