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Editing: cpu_asimd.c
#ifdef _MSC_VER #include <Intrin.h> #endif #include <arm_neon.h> int main(int argc, char **argv) { float *src = (float*)argv[argc-1]; float32x4_t v1 = vdupq_n_f32(src[0]), v2 = vdupq_n_f32(src[1]); /* MAXMIN */ int ret = (int)vgetq_lane_f32(vmaxnmq_f32(v1, v2), 0); ret += (int)vgetq_lane_f32(vminnmq_f32(v1, v2), 0); /* ROUNDING */ ret += (int)vgetq_lane_f32(vrndq_f32(v1), 0); #ifdef __aarch64__ { double *src2 = (double*)argv[argc-1]; float64x2_t vd1 = vdupq_n_f64(src2[0]), vd2 = vdupq_n_f64(src2[1]); /* MAXMIN */ ret += (int)vgetq_lane_f64(vmaxnmq_f64(vd1, vd2), 0); ret += (int)vgetq_lane_f64(vminnmq_f64(vd1, vd2), 0); /* ROUNDING */ ret += (int)vgetq_lane_f64(vrndq_f64(vd1), 0); } #endif return ret; }
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