1 // Auto-generated file. Do not edit! 2 // Template: src/f32-vbinary/vopc-scalar.c.in 3 // Generator: tools/xngen 4 // 5 // Copyright 2019 Google LLC 6 // 7 // This source code is licensed under the BSD-style license found in the 8 // LICENSE file in the root directory of this source tree. 9 10 #include <assert.h> 11 12 #include <xnnpack/common.h> 13 #include <xnnpack/math.h> 14 #include <xnnpack/vbinary.h> 15 16 xnn_f32_vsqrdiffc_ukernel__scalar_x4(size_t n,const float * a,const float * b,float * y,const union xnn_f32_default_params params[restrict XNN_MIN_ELEMENTS (1)])17void xnn_f32_vsqrdiffc_ukernel__scalar_x4( 18 size_t n, 19 const float* a, 20 const float* b, 21 float* y, 22 const union xnn_f32_default_params params[restrict XNN_MIN_ELEMENTS(1)]) 23 { 24 assert(n != 0); 25 assert(n % sizeof(float) == 0); 26 assert(a != NULL); 27 assert(b != NULL); 28 assert(y != NULL); 29 30 31 const float vb = *b; 32 for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) { 33 const float va0 = a[0]; 34 const float va1 = a[1]; 35 const float va2 = a[2]; 36 const float va3 = a[3]; 37 a += 4; 38 39 float vy0 = va0 - vb; 40 float vy1 = va1 - vb; 41 float vy2 = va2 - vb; 42 float vy3 = va3 - vb; 43 44 vy0 = vy0 * vy0; 45 vy1 = vy1 * vy1; 46 vy2 = vy2 * vy2; 47 vy3 = vy3 * vy3; 48 49 50 y[0] = vy0; 51 y[1] = vy1; 52 y[2] = vy2; 53 y[3] = vy3; 54 y += 4; 55 } 56 if XNN_UNLIKELY(n != 0) { 57 do { 58 const float va = *a++; 59 float vy = va - vb; 60 vy = vy * vy; 61 *y++ = vy; 62 n -= sizeof(float); 63 } while (n != 0); 64 } 65 } 66