AI Engine Intrinsics User Guide  (AIE) v(2024.1)
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512 bits Vectors

512-bit vector types are vectors of 8-bit, 16-bit, 32-bit, 64-bit vector elements. These vectors have 4, 8, 16, 32 or 64 lanes.

Note
Vectors with 64-bit elementes are only used for upshift/srs operations found here: Upshift and Shift-Round-Saturate