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75ffca7eef
This specialization handles the case where filtersize is 4 mod 8, e.g. 12, 20, etc. Aarch64 was previously using the c function for this case. This implementation speeds up that case significantly. hscale_8_to_15__fs_12_dstW_512_c: 6234.1 hscale_8_to_15__fs_12_dstW_512_neon: 1505.6 Signed-off-by: Jonathan Swinney <jswinney@amazon.com> Signed-off-by: Martin Storsjö <martin@martin.st>