SIMD : VEXT -32-q1-q1-q1-3-slow

Hi, i have some issue on an inplace vetx.32 instructions. I post it on the Cortex A forum.  Who has a tip or workaround as it is too slow on A7,A8,A9, etc... ? thanks

vetx-32-q1-q1-q1-3-slow

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