[PATCH PR96366][AARCH64] Add support for unpacked vector sub

Richard Sandiford richard.sandiford@arm.com
Mon Aug 3 15:39:49 GMT 2020

bule <bule1@huawei.com> writes:
> Hi, 
> The test case bb-slp-20.c in the gcc testsuit will cause an ICE in the expand pass due to the lack of a pattern for subtraction of the VNx2SI mode. I think the problem has been fully discussed on PR 96366.
> The attached file is the patch to solve this problem. Bootstrapped and tested on aarch64-linux-gnu. Ok for trunk?

Thanks, pushed to trunk.


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