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1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-gavgpool/unipass-sse4.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 <smmintrin.h>
13 
14 #include <xnnpack/gavgpool.h>
15 
16 
xnn_qu8_gavgpool_minmax_fp32_ukernel_7x__sse41_c16(size_t rows,size_t channels,const uint8_t * input,size_t input_stride,const uint8_t * zero,uint8_t * output,const union xnn_qu8_avgpool_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_qu8_gavgpool_minmax_fp32_ukernel_7x__sse41_c16(
18     size_t rows,
19     size_t channels,
20     const uint8_t* input,
21     size_t input_stride,
22     const uint8_t* zero,
23     uint8_t* output,
24     const union xnn_qu8_avgpool_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
25 {
26   assert(rows != 0);
27   assert(rows <= 7);
28   assert(channels != 0);
29 
30   const uint8_t* i0 = input;
31   const uint8_t* i1 = (const uint8_t*) ((uintptr_t) i0 + input_stride);
32   if XNN_UNPREDICTABLE(rows < 2) {
33     i1 = zero;
34   }
35   const uint8_t* i2 = (const uint8_t*) ((uintptr_t) i1 + input_stride);
36   if XNN_UNPREDICTABLE(rows <= 2) {
37     i2 = zero;
38   }
39   const uint8_t* i3 = (const uint8_t*) ((uintptr_t) i2 + input_stride);
40   if XNN_UNPREDICTABLE(rows < 4) {
41     i3 = zero;
42   }
43   const uint8_t* i4 = (const uint8_t*) ((uintptr_t) i3 + input_stride);
44   if XNN_UNPREDICTABLE(rows <= 4) {
45     i4 = zero;
46   }
47   const uint8_t* i5 = (const uint8_t*) ((uintptr_t) i4 + input_stride);
48   if XNN_UNPREDICTABLE(rows < 6) {
49     i5 = zero;
50   }
51   const uint8_t* i6 = (const uint8_t*) ((uintptr_t) i5 + input_stride);
52   if XNN_UNPREDICTABLE(rows <= 6) {
53     i6 = zero;
54   }
55 
56   const __m128i vinit_bias = _mm_load_si128((const __m128i*) params->fp32_sse4.init_bias);
57   const __m128 vscale = _mm_load_ps(params->fp32_sse4.scale);
58   const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse4.output_max_less_zero_point);
59   const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
60   const __m128i voutput_min = _mm_load_si128((const __m128i*) params->fp32_sse4.output_min);
61   for (; channels >= 16; channels -= 16) {
62     const __m128i vxi0x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i0));
63     const __m128i vxi0x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i0 + 8)));
64     i0 += 16;
65     const __m128i vxi1x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i1));
66     const __m128i vxi1x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i1 + 8)));
67     i1 += 16;
68 
69     __m128i vacc01234567 = _mm_add_epi16(vxi0x01234567, vxi1x01234567);
70     const __m128i vxi2x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i2));
71     __m128i vacc89ABCDEF = _mm_add_epi16(vxi0x89ABCDEF, vxi1x89ABCDEF);
72     const __m128i vxi2x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i2 + 8)));
73     i2 += 16;
74 
75     vacc01234567 = _mm_add_epi16(vacc01234567, vxi2x01234567);
76     const __m128i vxi3x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i3));
77     vacc89ABCDEF = _mm_add_epi16(vacc89ABCDEF, vxi2x89ABCDEF);
78     const __m128i vxi3x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i3 + 8)));
79     i3 += 16;
80     vacc01234567 = _mm_add_epi16(vacc01234567, vxi3x01234567);
81     const __m128i vxi4x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i4));
82     vacc89ABCDEF = _mm_add_epi16(vacc89ABCDEF, vxi3x89ABCDEF);
83     const __m128i vxi4x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i4 + 8)));
84     i4 += 16;
85     vacc01234567 = _mm_add_epi16(vacc01234567, vxi4x01234567);
86     const __m128i vxi5x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i5));
87     vacc89ABCDEF = _mm_add_epi16(vacc89ABCDEF, vxi4x89ABCDEF);
88     const __m128i vxi5x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i5 + 8)));
89     i5 += 16;
90     vacc01234567 = _mm_add_epi16(vacc01234567, vxi5x01234567);
91     const __m128i vxi6x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i6));
92     vacc89ABCDEF = _mm_add_epi16(vacc89ABCDEF, vxi5x89ABCDEF);
93     const __m128i vxi6x89ABCDEF = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) (i6 + 8)));
94     i6 += 16;
95 
96     vacc01234567 = _mm_add_epi16(vacc01234567, vxi6x01234567);
97     vacc89ABCDEF = _mm_add_epi16(vacc89ABCDEF, vxi6x89ABCDEF);
98 
99     const __m128i vzero = _mm_setzero_si128();
100     __m128i vacc0123 = _mm_cvtepu16_epi32(vacc01234567);
101     __m128i vacc4567 = _mm_unpackhi_epi16(vacc01234567, vzero);
102     __m128i vacc89AB = _mm_cvtepu16_epi32(vacc89ABCDEF);
103     __m128i vaccCDEF = _mm_unpackhi_epi16(vacc89ABCDEF, vzero);
104 
105     vacc0123 = _mm_add_epi32(vacc0123, vinit_bias);
106     vacc4567 = _mm_add_epi32(vacc4567, vinit_bias);
107     vacc89AB = _mm_add_epi32(vacc89AB, vinit_bias);
108     vaccCDEF = _mm_add_epi32(vaccCDEF, vinit_bias);
109 
110     __m128 vfpacc0123 = _mm_cvtepi32_ps(vacc0123);
111     __m128 vfpacc4567 = _mm_cvtepi32_ps(vacc4567);
112     __m128 vfpacc89AB = _mm_cvtepi32_ps(vacc89AB);
113     __m128 vfpaccCDEF = _mm_cvtepi32_ps(vaccCDEF);
114 
115     vfpacc0123 = _mm_mul_ps(vfpacc0123, vscale);
116     vfpacc4567 = _mm_mul_ps(vfpacc4567, vscale);
117     vfpacc89AB = _mm_mul_ps(vfpacc89AB, vscale);
118     vfpaccCDEF = _mm_mul_ps(vfpaccCDEF, vscale);
119 
120     vfpacc0123 = _mm_min_ps(vfpacc0123, voutput_max_less_zero_point);
121     vfpacc4567 = _mm_min_ps(vfpacc4567, voutput_max_less_zero_point);
122     vfpacc89AB = _mm_min_ps(vfpacc89AB, voutput_max_less_zero_point);
123     vfpaccCDEF = _mm_min_ps(vfpaccCDEF, voutput_max_less_zero_point);
124 
125     vacc0123 = _mm_cvtps_epi32(vfpacc0123);
126     vacc4567 = _mm_cvtps_epi32(vfpacc4567);
127     vacc89AB = _mm_cvtps_epi32(vfpacc89AB);
128     vaccCDEF = _mm_cvtps_epi32(vfpaccCDEF);
129 
130     __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
131     __m128i vout89ABCDEF = _mm_adds_epi16(_mm_packs_epi32(vacc89AB, vaccCDEF), voutput_zero_point);
132 
133     __m128i vout0123456789ABCDEF = _mm_packus_epi16(vout01234567, vout89ABCDEF);
134 
135     vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
136 
137     _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
138     output += 16;
139   }
140   if XNN_UNLIKELY(channels != 0) {
141     do {
142       const __m128i vxi0x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i0));
143       i0 += 8;
144       const __m128i vxi1x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i1));
145       i1 += 8;
146 
147       __m128i vacc01234567 = _mm_add_epi16(vxi0x01234567, vxi1x01234567);
148       const __m128i vxi2x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i2));
149       i2 += 8;
150 
151       vacc01234567 = _mm_add_epi16(vacc01234567, vxi2x01234567);
152       const __m128i vxi3x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i3));
153       i3 += 8;
154       vacc01234567 = _mm_add_epi16(vacc01234567, vxi3x01234567);
155       const __m128i vxi4x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i4));
156       i4 += 8;
157       vacc01234567 = _mm_add_epi16(vacc01234567, vxi4x01234567);
158       const __m128i vxi5x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i5));
159       i5 += 8;
160       vacc01234567 = _mm_add_epi16(vacc01234567, vxi5x01234567);
161       const __m128i vxi6x01234567 = _mm_cvtepu8_epi16(_mm_loadl_epi64((const __m128i*) i6));
162       i6 += 8;
163 
164       vacc01234567 = _mm_add_epi16(vacc01234567, vxi6x01234567);
165 
166       __m128i vacc0123 = _mm_cvtepu16_epi32(vacc01234567);
167       __m128i vacc4567 = _mm_unpackhi_epi16(vacc01234567, _mm_setzero_si128());
168 
169       vacc0123 = _mm_add_epi32(vacc0123, vinit_bias);
170       vacc4567 = _mm_add_epi32(vacc4567, vinit_bias);
171 
172       __m128 vfpacc0123 = _mm_cvtepi32_ps(vacc0123);
173       __m128 vfpacc4567 = _mm_cvtepi32_ps(vacc4567);
174 
175       vfpacc0123 = _mm_mul_ps(vfpacc0123, vscale);
176       vfpacc4567 = _mm_mul_ps(vfpacc4567, vscale);
177 
178       vfpacc0123 = _mm_min_ps(vfpacc0123, voutput_max_less_zero_point);
179       vfpacc4567 = _mm_min_ps(vfpacc4567, voutput_max_less_zero_point);
180 
181       vacc0123 = _mm_cvtps_epi32(vfpacc0123);
182       vacc4567 = _mm_cvtps_epi32(vfpacc4567);
183 
184       __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
185 
186       __m128i vout0123456701234567 = _mm_packus_epi16(vout01234567, vout01234567);
187       vout0123456701234567 = _mm_max_epu8(vout0123456701234567, voutput_min);
188 
189       if XNN_LIKELY(channels >= 8) {
190         _mm_storel_epi64((__m128i*) output, vout0123456701234567);
191         output += 8;
192         channels -= 8;
193       } else {
194         if (channels & 4) {
195           *((uint32_t*) output) = (uint32_t) _mm_cvtsi128_si32(vout0123456701234567);
196           vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
197           output += 4;
198         }
199         if (channels & 2) {
200           *((uint16_t*) output) = (uint16_t) _mm_extract_epi16(vout0123456701234567, 0);
201           vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
202           output += 2;
203         }
204         if (channels & 1) {
205           *output = (uint8_t) _mm_extract_epi8(vout0123456701234567, 0);
206           output += 1;
207         }
208         channels = 0;
209       }
210     } while (channels != 0);
211   }
212 }
213