1*c217d954SCole Faust /*
2*c217d954SCole Faust  * Copyright (c) 2022 Arm Limited.
3*c217d954SCole Faust  *
4*c217d954SCole Faust  * SPDX-License-Identifier: MIT
5*c217d954SCole Faust  *
6*c217d954SCole Faust  * Permission is hereby granted, free of charge, to any person obtaining a copy
7*c217d954SCole Faust  * of this software and associated documentation files (the "Software"), to
8*c217d954SCole Faust  * deal in the Software without restriction, including without limitation the
9*c217d954SCole Faust  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10*c217d954SCole Faust  * sell copies of the Software, and to permit persons to whom the Software is
11*c217d954SCole Faust  * furnished to do so, subject to the following conditions:
12*c217d954SCole Faust  *
13*c217d954SCole Faust  * The above copyright notice and this permission notice shall be included in all
14*c217d954SCole Faust  * copies or substantial portions of the Software.
15*c217d954SCole Faust  *
16*c217d954SCole Faust  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17*c217d954SCole Faust  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18*c217d954SCole Faust  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19*c217d954SCole Faust  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20*c217d954SCole Faust  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21*c217d954SCole Faust  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22*c217d954SCole Faust  * SOFTWARE.
23*c217d954SCole Faust  */
24*c217d954SCole Faust #include "IndirectConv2dAddressPrecalculation.h"
25*c217d954SCole Faust 
26*c217d954SCole Faust #include "arm_compute/core/Types.h"
27*c217d954SCole Faust 
28*c217d954SCole Faust #include "tests/validation/Helpers.h"
29*c217d954SCole Faust 
30*c217d954SCole Faust namespace arm_compute
31*c217d954SCole Faust {
32*c217d954SCole Faust namespace test
33*c217d954SCole Faust {
34*c217d954SCole Faust namespace validation
35*c217d954SCole Faust {
36*c217d954SCole Faust namespace reference
37*c217d954SCole Faust {
indirect_conv2d_addr_precalculation(const TensorShape & shape_conv_src,const TensorShape & shape_conv_wei,const TensorShape & shape_conv_dst,const TensorShape & shape_dst,const PadStrideInfo & conv_info)38*c217d954SCole Faust SimpleTensor<int32_t> indirect_conv2d_addr_precalculation(const TensorShape &shape_conv_src, const TensorShape &shape_conv_wei, const TensorShape &shape_conv_dst, const TensorShape &shape_dst,
39*c217d954SCole Faust                                                           const PadStrideInfo &conv_info)
40*c217d954SCole Faust {
41*c217d954SCole Faust     SimpleTensor<int32_t> out{ shape_dst, DataType::S32 };
42*c217d954SCole Faust 
43*c217d954SCole Faust     constexpr unsigned int width_idx = 1;
44*c217d954SCole Faust     constexpr unsigned int heigh_idx = 2;
45*c217d954SCole Faust 
46*c217d954SCole Faust     const int src_conv_width  = static_cast<int32_t>(shape_conv_src[width_idx]); // NHWC
47*c217d954SCole Faust     const int src_conv_height = static_cast<int32_t>(shape_conv_src[heigh_idx]); // NHWC
48*c217d954SCole Faust     const int dst_conv_width  = static_cast<int32_t>(shape_conv_dst[width_idx]); // NHWC
49*c217d954SCole Faust     const int wei_conv_width  = static_cast<int32_t>(shape_conv_wei[width_idx]); // NHWC
50*c217d954SCole Faust     const int wei_conv_height = static_cast<int32_t>(shape_conv_wei[heigh_idx]); // NHWC
51*c217d954SCole Faust     const int dst_width       = static_cast<int32_t>(shape_dst[0]);
52*c217d954SCole Faust     const int dst_height      = static_cast<int32_t>(shape_dst[1]);
53*c217d954SCole Faust     const int dst_batch       = static_cast<int32_t>(shape_dst[2]);
54*c217d954SCole Faust     const int ks              = wei_conv_width * wei_conv_height;
55*c217d954SCole Faust     const int stride_x        = static_cast<int32_t>(conv_info.stride().first);
56*c217d954SCole Faust     const int stride_y        = static_cast<int32_t>(conv_info.stride().second);
57*c217d954SCole Faust     const int pad_left        = static_cast<int32_t>(conv_info.pad_left());
58*c217d954SCole Faust     const int pad_top         = static_cast<int32_t>(conv_info.pad_top());
59*c217d954SCole Faust 
60*c217d954SCole Faust     const int m0 = dst_width / ks;
61*c217d954SCole Faust 
62*c217d954SCole Faust     for(int z = 0; z < dst_batch; ++z)
63*c217d954SCole Faust     {
64*c217d954SCole Faust         for(int y = 0; y < dst_height; ++y)
65*c217d954SCole Faust         {
66*c217d954SCole Faust             const int mout = y * m0;
67*c217d954SCole Faust             for(int ki = 0; ki < ks; ++ki)
68*c217d954SCole Faust             {
69*c217d954SCole Faust                 const int xk = ki % wei_conv_width;
70*c217d954SCole Faust                 const int yk = ki / wei_conv_width;
71*c217d954SCole Faust                 for(int mi = 0; mi < m0; ++mi)
72*c217d954SCole Faust                 {
73*c217d954SCole Faust                     int xi = ((mout + mi) % dst_conv_width) * stride_x;
74*c217d954SCole Faust                     int yi = ((mout + mi) / dst_conv_width) * stride_y;
75*c217d954SCole Faust                     xi -= pad_left;
76*c217d954SCole Faust                     yi -= pad_top;
77*c217d954SCole Faust                     const int x_s = xi + xk;
78*c217d954SCole Faust                     const int y_s = yi + yk;
79*c217d954SCole Faust                     int       my  = x_s + y_s * src_conv_width;
80*c217d954SCole Faust                     my            = my + z * src_conv_width * src_conv_height;
81*c217d954SCole Faust                     my            = x_s >= 0 ? my : -1;
82*c217d954SCole Faust                     my            = x_s < src_conv_width ? my : -1;
83*c217d954SCole Faust                     my            = y_s >= 0 ? my : -1;
84*c217d954SCole Faust                     my            = y_s < src_conv_height ? my : -1;
85*c217d954SCole Faust 
86*c217d954SCole Faust                     const unsigned int addr_out = mi + ki * m0 + y * (dst_width) + z * (dst_width * dst_height);
87*c217d954SCole Faust                     out[addr_out]               = my;
88*c217d954SCole Faust                 }
89*c217d954SCole Faust             }
90*c217d954SCole Faust         }
91*c217d954SCole Faust     }
92*c217d954SCole Faust 
93*c217d954SCole Faust     return out;
94*c217d954SCole Faust }
95*c217d954SCole Faust } // namespace reference
96*c217d954SCole Faust } // namespace validation
97*c217d954SCole Faust } // namespace test
98*c217d954SCole Faust } // namespace arm_compute