1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-dwconv/unipass-neon-mul8.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 <arm_neon.h>
13
14 #include <xnnpack/dwconv.h>
15 #include <xnnpack/intrinsics-polyfill.h>
16
17
xnn_qc8_dwconv_minmax_fp32_ukernel_up8x3__neonv8_mla8_ld64(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_up8x3__neonv8_mla8_ld64(
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)]) XNN_OOB_READS
29 {
30 assert(channels != 0);
31 assert(output_width != 0);
32
33 const int16x8_t voutput_zero_point = vld1q_dup_s16(¶ms->fp32_neonv8.output_zero_point);
34 const int8x8_t voutput_min = vld1_dup_s8(¶ms->fp32_neonv8.output_min);
35 const int8x8_t voutput_max = vld1_dup_s8(¶ms->fp32_neonv8.output_max);
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 input = (const int8_t**) ((uintptr_t) input + input_stride);
53
54 size_t c = channels;
55 const void* w = weights;
56 for (; c >= 8; c -= 8) {
57 int32x4_t vacc0123 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4);
58 int32x4_t vacc4567 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4);
59
60 const int8x8_t vi0x01234567 = vld1_s8(i0); i0 += 8;
61 const int8x8_t vk0x01234567 = vld1_s8(w); w = (const void*) ((const int8_t*) w + 8);
62
63 int16x8_t vprod01234567 = vmull_s8(vi0x01234567, vk0x01234567);
64
65 const int8x8_t vi1x01234567 = vld1_s8(i1); i1 += 8;
66 const int8x8_t vk1x01234567 = vld1_s8(w); w = (const void*) ((const int8_t*) w + 8);
67
68 vprod01234567 = vmlal_s8(vprod01234567, vi1x01234567, vk1x01234567);
69
70 vacc0123 = vaddw_s16(vacc0123, vget_low_s16(vprod01234567));
71 vacc4567 = vaddw_s16(vacc4567, vget_high_s16(vprod01234567));
72 const int8x8_t vi2x01234567 = vld1_s8(i2); i2 += 8;
73 const int8x8_t vk2x01234567 = vld1_s8(w); w = (const void*) ((const int8_t*) w + 8);
74
75 vprod01234567 = vmull_s8(vi2x01234567, vk2x01234567);
76
77 vacc0123 = vaddw_s16(vacc0123, vget_low_s16(vprod01234567));
78 vacc4567 = vaddw_s16(vacc4567, vget_high_s16(vprod01234567));
79
80 float32x4_t vfpacc0123 = vcvtq_f32_s32(vacc0123);
81 float32x4_t vfpacc4567 = vcvtq_f32_s32(vacc4567);
82
83 const float32x4_t vscale0123 = vld1q_f32((const float*) w); w = (const void*) ((const float*) w + 4);
84 const float32x4_t vscale4567 = vld1q_f32((const float*) w); w = (const void*) ((const float*) w + 4);
85
86 vfpacc0123 = vmulq_f32(vfpacc0123, vscale0123);
87 vfpacc4567 = vmulq_f32(vfpacc4567, vscale4567);
88
89 vacc0123 = vcvtnq_s32_f32(vfpacc0123);
90 vacc4567 = vcvtnq_s32_f32(vfpacc4567);
91
92 #if XNN_ARCH_ARM64
93 int16x8_t vacc01234567 = vqmovn_high_s32(vqmovn_s32(vacc0123), vacc4567);
94
95 vacc01234567 = vqaddq_s16(vacc01234567, voutput_zero_point);
96
97 int8x8_t vout01234567 = vqmovn_s16(vacc01234567);
98 #else // !XNN_ARCH_ARM64
99 int16x8_t vacc01234567 = vcombine_s16(vqmovn_s32(vacc0123), vqmovn_s32(vacc4567));
100
101 vacc01234567 = vqaddq_s16(vacc01234567, voutput_zero_point);
102
103 int8x8_t vout01234567 = vqmovn_s16(vacc01234567);
104 #endif // !XNN_ARCH_ARM64
105
106 vout01234567 = vmax_s8(vout01234567, voutput_min);
107
108 vout01234567 = vmin_s8(vout01234567, voutput_max);
109
110 vst1_s8(output, vout01234567); output += 8;
111 }
112 if XNN_UNLIKELY(c != 0) {
113 {
114 int32x4_t vacc0123 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4);
115 int32x4_t vacc4567 = vld1q_s32(w); w = (const void*) ((const int32_t*) w + 4);
116
117 const int8x8_t vi0x01234567 = vld1_s8(i0);
118 const int8x8_t vk0x01234567 = vld1_s8(w);
119
120 int16x8_t vprod01234567 = vmull_s8(vi0x01234567, vk0x01234567);
121
122 const int8x8_t vi1x01234567 = vld1_s8(i1);
123 const int8x8_t vk1x01234567 = vld1_s8((const void*) ((const int8_t*) w + 8));
124
125 vprod01234567 = vmlal_s8(vprod01234567, vi1x01234567, vk1x01234567);
126
127 vacc0123 = vaddw_s16(vacc0123, vget_low_s16(vprod01234567));
128 vacc4567 = vaddw_s16(vacc4567, vget_high_s16(vprod01234567));
129 const int8x8_t vi2x01234567 = vld1_s8(i2);
130 const int8x8_t vk2x01234567 = vld1_s8((const void*) ((const int8_t*) w + 16));
131
132 vprod01234567 = vmull_s8(vi2x01234567, vk2x01234567);
133
134 vacc0123 = vaddw_s16(vacc0123, vget_low_s16(vprod01234567));
135 vacc4567 = vaddw_s16(vacc4567, vget_high_s16(vprod01234567));
136
137 float32x4_t vfpacc0123 = vcvtq_f32_s32(vacc0123);
138 float32x4_t vfpacc4567 = vcvtq_f32_s32(vacc4567);
139
140 const float32x4_t vscale0123 = vld1q_f32((const float*) ((uintptr_t) w + 0 * sizeof(int32_t) + 24 * sizeof(int8_t)));
141 const float32x4_t vscale4567 = vld1q_f32((const float*) ((uintptr_t) w + 0 * sizeof(int32_t) + 24 * sizeof(int8_t) + 4 * sizeof(float)));
142 vfpacc0123 = vmulq_f32(vfpacc0123, vscale0123);
143 vfpacc4567 = vmulq_f32(vfpacc4567, vscale4567);
144
145 vacc0123 = vcvtnq_s32_f32(vfpacc0123);
146 vacc4567 = vcvtnq_s32_f32(vfpacc4567);
147
148 #if XNN_ARCH_ARM64
149 int16x8_t vacc01234567 = vqmovn_high_s32(vqmovn_s32(vacc0123), vacc4567);
150 #else
151 int16x8_t vacc01234567 = vcombine_s16(vqmovn_s32(vacc0123), vqmovn_s32(vacc4567));
152 #endif
153 vacc01234567 = vqaddq_s16(vacc01234567, voutput_zero_point);
154
155 int8x8_t vout01234567 = vqmovn_s16(vacc01234567);
156 vout01234567 = vmax_s8(vout01234567, voutput_min);
157 vout01234567 = vmin_s8(vout01234567, voutput_max);
158
159 if (c & 4) {
160 vst1_lane_u32((void*) output, vreinterpret_u32_s8(vout01234567), 0); output += 4;
161 vout01234567 = vext_s8(vout01234567, vout01234567, 4);
162 }
163 if (c & 2) {
164 vst1_lane_u16((void*) output, vreinterpret_u16_s8(vout01234567), 0); output += 2;
165 vout01234567 = vext_s8(vout01234567, vout01234567, 2);
166 }
167 if (c & 1) {
168 vst1_lane_s8(output, vout01234567, 0); output += 1;
169 }
170 }
171 }
172
173 output = (int8_t*) ((uintptr_t) output + output_increment);
174 } while (--output_width != 0);
175 }
176