1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-gemm/MRx4c2s4-sse.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2022 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 #if defined(__GNUC__) || defined(__clang__)
13 #include <x86intrin.h>
14 #else
15 #include <immintrin.h>
16 #include <ammintrin.h>
17 #endif
18
19 #include <xnnpack/gemm.h>
20 #include <xnnpack/math.h>
21 #include <xnnpack/unaligned.h>
22
23
24
xnn_qu8_gemm_minmax_fp32_ukernel_4x4c2s4__xop_ld128(size_t mr,size_t nc,size_t kc,const uint8_t * restrict a,size_t a_stride,const void * restrict w,uint8_t * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])25 void xnn_qu8_gemm_minmax_fp32_ukernel_4x4c2s4__xop_ld128(
26 size_t mr,
27 size_t nc,
28 size_t kc,
29 const uint8_t* restrict a,
30 size_t a_stride,
31 const void* restrict w,
32 uint8_t* restrict c,
33 size_t cm_stride,
34 size_t cn_stride,
35 const union xnn_qu8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
36 {
37 assert(mr != 0);
38 assert(mr <= 4);
39 assert(nc != 0);
40 assert(kc != 0);
41 assert(kc % sizeof(uint8_t) == 0);
42 assert(a != NULL);
43 assert(w != NULL);
44 assert(c != NULL);
45
46 kc = round_up_po2(kc, 8 * sizeof(uint8_t));
47 const uint8_t* a0 = a;
48 uint8_t* c0 = c;
49 const uint8_t* a1 = (const uint8_t*) ((uintptr_t) a0 + a_stride);
50 uint8_t* c1 = (uint8_t*) ((uintptr_t) c0 + cm_stride);
51 if XNN_UNPREDICTABLE(mr < 2) {
52 a1 = a0;
53 c1 = c0;
54 }
55 const uint8_t* a2 = (const uint8_t*) ((uintptr_t) a1 + a_stride);
56 uint8_t* c2 = (uint8_t*) ((uintptr_t) c1 + cm_stride);
57 if XNN_UNPREDICTABLE(mr <= 2) {
58 a2 = a1;
59 c2 = c1;
60 }
61 const uint8_t* a3 = (const uint8_t*) ((uintptr_t) a2 + a_stride);
62 uint8_t* c3 = (uint8_t*) ((uintptr_t) c2 + cm_stride);
63 if XNN_UNPREDICTABLE(mr != 4) {
64 a3 = a2;
65 c3 = c2;
66 }
67
68 do {
69 __m128i vacc0x0123 = _mm_loadu_si128((const __m128i*) w);
70 __m128i vacc1x0123 = vacc0x0123;
71 __m128i vacc2x0123 = vacc0x0123;
72 __m128i vacc3x0123 = vacc0x0123;
73 w = (const void*) ((const int32_t*) w + 4);
74
75 size_t k = kc;
76 const __m128i vb_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.kernel_zero_point);
77 const __m128i vzero = _mm_setzero_si128();
78 do {
79 const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
80 __m128i vxa0 = _mm_cvtepu8_epi16(va0);
81 a0 += 8;
82 const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
83 __m128i vxa1 = _mm_cvtepu8_epi16(va1);
84 a1 += 8;
85 const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
86 __m128i vxa2 = _mm_cvtepu8_epi16(va2);
87 a2 += 8;
88 const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
89 __m128i vxa3 = _mm_cvtepu8_epi16(va3);
90 a3 += 8;
91
92 const __m128i vb01 = _mm_loadu_si128((const __m128i*) w);
93 const __m128i vxb0 = _mm_sub_epi16(_mm_unpacklo_epi8(vb01, vzero), vb_zero_point);
94 const __m128i vxb1 = _mm_sub_epi16(_mm_unpackhi_epi8(vb01, vzero), vb_zero_point);
95
96 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb0, vacc0x0123);
97 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
98 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb0, vacc1x0123);
99 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
100 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb0, vacc2x0123);
101 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
102 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb0, vacc3x0123);
103 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
104
105 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb1, vacc0x0123);
106 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
107 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb1, vacc1x0123);
108 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
109 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb1, vacc2x0123);
110 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
111 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb1, vacc3x0123);
112 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
113 const __m128i vb23 = _mm_loadu_si128((const __m128i*) ((const uint8_t*) w + 16));
114 const __m128i vxb2 = _mm_sub_epi16(_mm_unpacklo_epi8(vb23, vzero), vb_zero_point);
115 const __m128i vxb3 = _mm_sub_epi16(_mm_unpackhi_epi8(vb23, vzero), vb_zero_point);
116
117 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb2, vacc0x0123);
118 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
119 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb2, vacc1x0123);
120 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
121 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb2, vacc2x0123);
122 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
123 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb2, vacc3x0123);
124 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
125
126 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb3, vacc0x0123);
127 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb3, vacc1x0123);
128 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb3, vacc2x0123);
129 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb3, vacc3x0123);
130
131 w = (const void*) ((const uint8_t*) w + 32);
132 k -= 8 * sizeof(uint8_t);
133 } while (k != 0);
134
135 __m128 vscaled0x0123 = _mm_cvtepi32_ps(vacc0x0123);
136 __m128 vscaled1x0123 = _mm_cvtepi32_ps(vacc1x0123);
137 __m128 vscaled2x0123 = _mm_cvtepi32_ps(vacc2x0123);
138 __m128 vscaled3x0123 = _mm_cvtepi32_ps(vacc3x0123);
139
140 const __m128 vscale = _mm_load_ps(params->fp32_sse2.scale);
141 vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale);
142 vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale);
143 vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale);
144 vscaled3x0123 = _mm_mul_ps(vscaled3x0123, vscale);
145
146 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse2.output_max_less_zero_point);
147 vscaled0x0123 = _mm_min_ps(vscaled0x0123, voutput_max_less_zero_point);
148 vscaled1x0123 = _mm_min_ps(vscaled1x0123, voutput_max_less_zero_point);
149 vscaled2x0123 = _mm_min_ps(vscaled2x0123, voutput_max_less_zero_point);
150 vscaled3x0123 = _mm_min_ps(vscaled3x0123, voutput_max_less_zero_point);
151
152 vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123);
153 vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123);
154 vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123);
155 vacc3x0123 = _mm_cvtps_epi32(vscaled3x0123);
156
157 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse2.output_zero_point);
158 __m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point);
159 __m128i vacc23x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc3x0123), voutput_zero_point);
160
161 __m128i vout = _mm_packus_epi16(vacc01x0123, vacc23x0123);
162
163 vout = _mm_max_epu8(vout, _mm_load_si128((const __m128i*) params->fp32_sse2.output_min));
164
165 if (nc >= 4) {
166 unaligned_store_u32(c0, (uint32_t) _mm_cvtsi128_si32(vout));
167 unaligned_store_u32(c1, (uint32_t) _mm_extract_epi32(vout, 1));
168 unaligned_store_u32(c2, (uint32_t) _mm_extract_epi32(vout, 2));
169 unaligned_store_u32(c3, (uint32_t) _mm_extract_epi32(vout, 3));
170
171 c0 = (uint8_t*) ((uintptr_t) c0 + cn_stride);
172 c1 = (uint8_t*) ((uintptr_t) c1 + cn_stride);
173 c2 = (uint8_t*) ((uintptr_t) c2 + cn_stride);
174 c3 = (uint8_t*) ((uintptr_t) c3 + cn_stride);
175
176 a0 = (const uint8_t*) ((uintptr_t) a0 - kc);
177 a1 = (const uint8_t*) ((uintptr_t) a1 - kc);
178 a2 = (const uint8_t*) ((uintptr_t) a2 - kc);
179 a3 = (const uint8_t*) ((uintptr_t) a3 - kc);
180
181 nc -= 4;
182 } else {
183 if (nc & 2) {
184 unaligned_store_u16(c0, (uint16_t) _mm_extract_epi16(vout, 0));
185 c0 += 2;
186 unaligned_store_u16(c1, (uint16_t) _mm_extract_epi16(vout, 2));
187 c1 += 2;
188 unaligned_store_u16(c2, (uint16_t) _mm_extract_epi16(vout, 4));
189 c2 += 2;
190 unaligned_store_u16(c3, (uint16_t) _mm_extract_epi16(vout, 6));
191 c3 += 2;
192 vout = _mm_srli_epi32(vout, 16);
193 }
194 if (nc & 1) {
195 *c0 = (uint8_t) _mm_extract_epi8(vout, 0);
196 *c1 = (uint8_t) _mm_extract_epi8(vout, 4);
197 *c2 = (uint8_t) _mm_extract_epi8(vout, 8);
198 *c3 = (uint8_t) _mm_extract_epi8(vout, 12);
199 }
200
201 nc = 0;
202 }
203 } while (nc != 0);
204 }
205