Usage

Unsigned Absolute difference and Accumulate. This instruction subtracts the elements of the vector of the second source SIMD and FP register from the corresponding elements of the first source SIMD and FP register, and accumulates the absolute values of the results into the elements of the vector of the destination SIMD and FP register.

Depending on the settings in the CPACR_EL1, CPTR_EL2, and CPTR_EL3 registers, and the current Security state and Exception level, an attempt to execute the instruction might be trapped.