1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-dwconv/unipass-scalar.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2021 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 #include <math.h>
12
13 #include <xnnpack/dwconv.h>
14 #include <xnnpack/math.h>
15 #include <xnnpack/unaligned.h>
16
17
xnn_qc8_dwconv_minmax_fp32_ukernel_up1x9__scalar_lrintf(size_t channels,size_t output_width,const int8_t ** input,const void * weights,int8_t * output,size_t input_stride,size_t output_increment,size_t input_offset,const int8_t * zero,const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qc8_dwconv_minmax_fp32_ukernel_up1x9__scalar_lrintf(
19 size_t channels,
20 size_t output_width,
21 const int8_t** input,
22 const void* weights,
23 int8_t* output,
24 size_t input_stride,
25 size_t output_increment,
26 size_t input_offset,
27 const int8_t* zero,
28 const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
29 {
30 assert(channels != 0);
31 assert(output_width != 0);
32
33 const float voutput_min_less_zero_point = params->fp32_scalar_lrintf.output_min_less_zero_point;
34 const float voutput_max_less_zero_point = params->fp32_scalar_lrintf.output_max_less_zero_point;
35 const int32_t voutput_zero_point = params->fp32_scalar_lrintf.output_zero_point;
36 do {
37 const int8_t* i0 = input[0];
38 assert(i0 != NULL);
39 if XNN_UNPREDICTABLE(i0 != zero) {
40 i0 = (const int8_t*) ((uintptr_t) i0 + input_offset);
41 }
42 const int8_t* i1 = input[1];
43 assert(i1 != NULL);
44 if XNN_UNPREDICTABLE(i1 != zero) {
45 i1 = (const int8_t*) ((uintptr_t) i1 + input_offset);
46 }
47 const int8_t* i2 = input[2];
48 assert(i2 != NULL);
49 if XNN_UNPREDICTABLE(i2 != zero) {
50 i2 = (const int8_t*) ((uintptr_t) i2 + input_offset);
51 }
52 const int8_t* i3 = input[3];
53 assert(i3 != NULL);
54 if XNN_UNPREDICTABLE(i3 != zero) {
55 i3 = (const int8_t*) ((uintptr_t) i3 + input_offset);
56 }
57 const int8_t* i4 = input[4];
58 assert(i4 != NULL);
59 if XNN_UNPREDICTABLE(i4 != zero) {
60 i4 = (const int8_t*) ((uintptr_t) i4 + input_offset);
61 }
62 const int8_t* i5 = input[5];
63 assert(i5 != NULL);
64 if XNN_UNPREDICTABLE(i5 != zero) {
65 i5 = (const int8_t*) ((uintptr_t) i5 + input_offset);
66 }
67 const int8_t* i6 = input[6];
68 assert(i6 != NULL);
69 if XNN_UNPREDICTABLE(i6 != zero) {
70 i6 = (const int8_t*) ((uintptr_t) i6 + input_offset);
71 }
72 const int8_t* i7 = input[7];
73 assert(i7 != NULL);
74 if XNN_UNPREDICTABLE(i7 != zero) {
75 i7 = (const int8_t*) ((uintptr_t) i7 + input_offset);
76 }
77 const int8_t* i8 = input[8];
78 assert(i8 != NULL);
79 if XNN_UNPREDICTABLE(i8 != zero) {
80 i8 = (const int8_t*) ((uintptr_t) i8 + input_offset);
81 }
82 input = (const int8_t**) ((uintptr_t) input + input_stride);
83
84 size_t c = channels;
85 const void* w = weights;
86 do {
87 int32_t vacc = unaligned_load_s32(w);
88
89 const int32_t vi0 = (int32_t) *i0++;
90 const int32_t vk0 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[0];
91 vacc += vi0 * vk0;
92 const int32_t vi1 = (int32_t) *i1++;
93 const int32_t vk1 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[1];
94 vacc += vi1 * vk1;
95 const int32_t vi2 = (int32_t) *i2++;
96 const int32_t vk2 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[2];
97 vacc += vi2 * vk2;
98 const int32_t vi3 = (int32_t) *i3++;
99 const int32_t vk3 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[3];
100 vacc += vi3 * vk3;
101 const int32_t vi4 = (int32_t) *i4++;
102 const int32_t vk4 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[4];
103 vacc += vi4 * vk4;
104 const int32_t vi5 = (int32_t) *i5++;
105 const int32_t vk5 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[5];
106 vacc += vi5 * vk5;
107 const int32_t vi6 = (int32_t) *i6++;
108 const int32_t vk6 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[6];
109 vacc += vi6 * vk6;
110 const int32_t vi7 = (int32_t) *i7++;
111 const int32_t vk7 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[7];
112 vacc += vi7 * vk7;
113 const int32_t vi8 = (int32_t) *i8++;
114 const int32_t vk8 = ((const int8_t*) ((uintptr_t) w + sizeof(int32_t)))[8];
115 vacc += vi8 * vk8;
116
117 w = (const void*) ((uintptr_t) w + sizeof(int32_t) + 9 * sizeof(int8_t));
118
119 const float vscale = unaligned_load_f32(w);
120 w = (const void*) ((const float*) w + 1);
121 float vfpacc = (float) vacc * vscale;
122
123 vfpacc = math_max_f32(vfpacc, voutput_min_less_zero_point);
124 vfpacc = math_min_f32(vfpacc, voutput_max_less_zero_point);
125 const int32_t vrndacc = (int32_t) lrintf(vfpacc);
126 int32_t vout = vrndacc + voutput_zero_point;
127
128 *output++ = (int8_t) vout;
129 } while (--c != 0);
130
131 output = (int8_t*) ((uintptr_t) output + output_increment);
132 } while (--output_width != 0);
133 }
134