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◆ AKSIMD_SHIFTRIGHTARITH_V4I32

#define AKSIMD_SHIFTRIGHTARITH_V4I32 (   __vec__,
  __shiftBy__ 
)    vrshrq_n_s32( (__vec__), (__shiftBy__) )

Shifts the 4 signed 32-bit integers in a right by in_shiftBy bits while shifting in the sign bit (see _mm_srai_epi32)

在文件 AkSimd.h 第 261 行定义.