| // Auto-generated file. Do not edit! |
| // Template: src/f32-bilinear/scalar.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2019 Google LLC |
| // |
| // This source code is licensed under the BSD-style license found in the |
| // LICENSE file in the root directory of this source tree. |
| |
| #include <assert.h> |
| |
| #include <xnnpack/bilinear.h> |
| |
| |
| void xnn_f32_bilinear_ukernel__scalar_c1( |
| size_t output_pixels, |
| size_t channels, |
| const float**restrict input, |
| size_t input_offset, |
| const float*restrict weights, |
| float*restrict output, |
| size_t output_increment) |
| { |
| assert(output_pixels != 0); |
| assert(channels != 0); |
| assert(channels % sizeof(float) == 0); |
| |
| do { |
| const float* i0 = (const float*) ((uintptr_t) input[0] + input_offset); |
| const float* i1 = (const float*) ((uintptr_t) input[1] + input_offset); |
| const float* i2 = (const float*) ((uintptr_t) input[2] + input_offset); |
| const float* i3 = (const float*) ((uintptr_t) input[3] + input_offset); |
| input += 4; |
| |
| const float valphah = weights[0]; |
| const float valphav = weights[1]; |
| weights += 2; |
| |
| size_t c = channels; |
| do { |
| const float vtl = *i0++; |
| const float vtr = *i1++; |
| const float vbl = *i2++; |
| const float vbr = *i3++; |
| |
| const float vtd = vtr - vtl; |
| const float vbd = vbr - vbl; |
| |
| const float vt = vtl + vtd * valphah; |
| const float vb = vbl + vbd * valphah; |
| |
| const float vd = vb - vt; |
| |
| const float vo = vt + vd * valphav; |
| |
| *output++ = vo; |
| |
| c -= sizeof(float); |
| } while (c != 0); |
| |
| output = (float*) ((uintptr_t) output + output_increment); |
| } while (--output_pixels != 0); |
| } |