void test_vshls64 (void) { int64x1_t out_int64x1_t; int64x1_t arg0_int64x1_t; int64x1_t arg1_int64x1_t; out_int64x1_t = vshl_s64 (arg0_int64x1_t, arg1_int64x1_t); }
static inline void DotProductWithScaleNeon(int32_t* cross_correlation, const int16_t* vector1, const int16_t* vector2, size_t length, int scaling) { size_t i = 0; size_t len1 = length >> 3; size_t len2 = length & 7; int64x2_t sum0 = vdupq_n_s64(0); int64x2_t sum1 = vdupq_n_s64(0); for (i = len1; i > 0; i -= 1) { int16x8_t seq1_16x8 = vld1q_s16(vector1); int16x8_t seq2_16x8 = vld1q_s16(vector2); #if defined(WEBRTC_ARCH_ARM64) int32x4_t tmp0 = vmull_s16(vget_low_s16(seq1_16x8), vget_low_s16(seq2_16x8)); int32x4_t tmp1 = vmull_high_s16(seq1_16x8, seq2_16x8); #else int32x4_t tmp0 = vmull_s16(vget_low_s16(seq1_16x8), vget_low_s16(seq2_16x8)); int32x4_t tmp1 = vmull_s16(vget_high_s16(seq1_16x8), vget_high_s16(seq2_16x8)); #endif sum0 = vpadalq_s32(sum0, tmp0); sum1 = vpadalq_s32(sum1, tmp1); vector1 += 8; vector2 += 8; } // Calculate the rest of the samples. int64_t sum_res = 0; for (i = len2; i > 0; i -= 1) { sum_res += WEBRTC_SPL_MUL_16_16(*vector1, *vector2); vector1++; vector2++; } sum0 = vaddq_s64(sum0, sum1); #if defined(WEBRTC_ARCH_ARM64) int64_t sum2 = vaddvq_s64(sum0); *cross_correlation = (int32_t)((sum2 + sum_res) >> scaling); #else int64x1_t shift = vdup_n_s64(-scaling); int64x1_t sum2 = vadd_s64(vget_low_s64(sum0), vget_high_s64(sum0)); sum2 = vadd_s64(sum2, vdup_n_s64(sum_res)); sum2 = vshl_s64(sum2, shift); vst1_lane_s32(cross_correlation, vreinterpret_s32_s64(sum2), 0); #endif }
int64x1_t test_vshl_s64 (int64x1_t a, int64x1_t b) { return vshl_s64 (a, b); }