2 /* ----------------------------------------------------------------------
10  * Target Processor: Cortex-M and Cortex-A cores
11  * -------------------------------------------------------------------- */
13  * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
15  * SPDX-License-Identifier: Apache-2.0
19  * You may obtain a copy of the License at
21  * www.apache.org/licenses/LICENSE-2.0
64     f32x4_t         a, b, c, accumV;  in arm_canberra_distance_f32()  local
70         a = vld1q(pA);  in arm_canberra_distance_f32()
73         c = vabdq(a, b);  in arm_canberra_distance_f32()
75         a = vabsq(a);  in arm_canberra_distance_f32()
77         a = vaddq(a, b);  in arm_canberra_distance_f32()
80          * May divide by zero when a and b have both the same lane at zero.  in arm_canberra_distance_f32()
82         a = vrecip_medprec_f32(a);  in arm_canberra_distance_f32()
85          * Force result of a division by 0 to 0. It the behavior of the  in arm_canberra_distance_f32()
88         a = vdupq_m_n_f32(a, 0.0f, vcmpeqq(a, 0.0f));  in arm_canberra_distance_f32()
89         c = vmulq(c, a);  in arm_canberra_distance_f32()
94         blkCnt--;  in arm_canberra_distance_f32()
101         a = vldrwq_z_f32(pA, p0);  in arm_canberra_distance_f32()
104         c = vabdq(a, b);  in arm_canberra_distance_f32()
106         a = vabsq(a);  in arm_canberra_distance_f32()
108         a = vaddq(a, b);  in arm_canberra_distance_f32()
111          * May divide by zero when a and b have both the same lane at zero.  in arm_canberra_distance_f32()
113         a = vrecip_medprec_f32(a);  in arm_canberra_distance_f32()
116          * Force result of a division by 0 to 0. It the behavior of the  in arm_canberra_distance_f32()
119         a = vdupq_m_n_f32(a, 0.0f, vcmpeqq(a, 0.0f));  in arm_canberra_distance_f32()
120         c = vmulq(c, a);  in arm_canberra_distance_f32()
138    float32x4_t a,b,c,accumV;  in arm_canberra_distance_f32()  local
148         a = vld1q_f32(pA);  in arm_canberra_distance_f32()
151         c = vabdq_f32(a,b);  in arm_canberra_distance_f32()
153         a = vabsq_f32(a);  in arm_canberra_distance_f32()
155         a = vaddq_f32(a,b);  in arm_canberra_distance_f32()
156         isZeroV = vceqq_f32(a,zeroV);  in arm_canberra_distance_f32()
159          * May divide by zero when a and b have both the same lane at zero.  in arm_canberra_distance_f32()
161         a = vinvq_f32(a);  in arm_canberra_distance_f32()
164          * Force result of a division by 0 to 0. It the behavior of the  in arm_canberra_distance_f32()
167 …     a = vreinterpretq_f32_s32(vbicq_s32(vreinterpretq_s32_f32(a),vreinterpretq_s32_u32(isZeroV)));  in arm_canberra_distance_f32()
168         c = vmulq_f32(c,a);  in arm_canberra_distance_f32()
173         blkCnt --;  in arm_canberra_distance_f32()
185       diff = fabsf(tmpA - tmpB);  in arm_canberra_distance_f32()
191       blkCnt --;  in arm_canberra_distance_f32()
206       diff = fabsf(tmpA - tmpB);  in arm_canberra_distance_f32()
212       blockSize --;  in arm_canberra_distance_f32()