SIMD ISAReturn TypeNameArgumentsInstruction Group
Neonint8_tvaddvq_s8(int8x16_t a)Vector arithmetic / Across vector arithmetic / Addition across vector
Description
Add across Vector. This instruction adds every vector element in the source SIMD&FP register together, and writes the scalar result to the destination SIMD&FP register.
Results
Bd result
This intrinsic compiles to the following instructions:

ADDV Bd,Vn.16B

Argument Preparation
a register: Vn.16B
Architectures
A64

Operation

CheckFPAdvSIMDEnabled64();
bits(datasize) operand = V[n];
V[d] = Reduce(op, operand, esize);