目录

◆ AKSIMD_LOAD_SS_V4F32

#define AKSIMD_LOAD_SS_V4F32 (   __addr__ )    vld1q_lane_f32( (float32_t*)(__addr__), AKSIMD_SETZERO_V4F32(), 0 );

Loads a single-precision, floating-point value into the low word and clears the upper three words. r0 := *p; r1 := 0.0 ; r2 := 0.0 ; r3 := 0.0 (see _mm_load_ss)

在文件 AkSimd.h 第 120 行定义.