Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 1 | // Auto-generated file. Do not edit! |
| 2 | // Template: src/f32-vunary/scalar.c.in |
| 3 | // Generator: tools/xngen |
| 4 | // |
| 5 | // Copyright 2020 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/vunary.h> |
| 15 | |
| 16 | |
| 17 | void xnn_f32_vsqr_ukernel__scalar_x4( |
| 18 | size_t n, |
| 19 | const float* x, |
| 20 | float* y, |
| 21 | const void* params) |
| 22 | { |
| 23 | assert(n != 0); |
| 24 | assert(n % sizeof(float) == 0); |
Frank Barchard | 0822dde | 2020-07-04 12:47:24 -0700 | [diff] [blame] | 25 | assert(x != NULL); |
| 26 | assert(y != NULL); |
Marat Dukhan | 2b9efd8 | 2020-06-08 01:09:31 -0700 | [diff] [blame] | 27 | |
| 28 | for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) { |
| 29 | const float vx0 = x[0]; |
| 30 | const float vx1 = x[1]; |
| 31 | const float vx2 = x[2]; |
| 32 | const float vx3 = x[3]; |
| 33 | x += 4; |
| 34 | |
| 35 | const float vy0 = vx0 * vx0; |
| 36 | const float vy1 = vx1 * vx1; |
| 37 | const float vy2 = vx2 * vx2; |
| 38 | const float vy3 = vx3 * vx3; |
| 39 | |
| 40 | y[0] = vy0; |
| 41 | y[1] = vy1; |
| 42 | y[2] = vy2; |
| 43 | y[3] = vy3; |
| 44 | y += 4; |
| 45 | } |
| 46 | if XNN_UNLIKELY(n != 0) { |
| 47 | do { |
| 48 | const float vx = *x++; |
| 49 | const float vy = vx * vx; |
| 50 | *y++ = vy; |
| 51 | n -= sizeof(float); |
| 52 | } while (n != 0); |
| 53 | } |
| 54 | } |