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_qc8_gemm_minmax_fp32_ukernel_4x4c2s4__xop_ld64(size_t mr,size_t nc,size_t kc,const int8_t * restrict a,size_t a_stride,const void * restrict w,int8_t * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_qc8_conv_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])25 void xnn_qc8_gemm_minmax_fp32_ukernel_4x4c2s4__xop_ld64(
26 size_t mr,
27 size_t nc,
28 size_t kc,
29 const int8_t* restrict a,
30 size_t a_stride,
31 const void* restrict w,
32 int8_t* restrict c,
33 size_t cm_stride,
34 size_t cn_stride,
35 const union xnn_qc8_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(int8_t) == 0);
42 assert(a != NULL);
43 assert(w != NULL);
44 assert(c != NULL);
45
46 kc = round_up_po2(kc, 8 * sizeof(int8_t));
47 const int8_t* a0 = a;
48 int8_t* c0 = c;
49 const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride);
50 int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
51 if XNN_UNPREDICTABLE(mr < 2) {
52 a1 = a0;
53 c1 = c0;
54 }
55 const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride);
56 int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
57 if XNN_UNPREDICTABLE(mr <= 2) {
58 a2 = a1;
59 c2 = c1;
60 }
61 const int8_t* a3 = (const int8_t*) ((uintptr_t) a2 + a_stride);
62 int8_t* c3 = (int8_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 do {
77 const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
78 __m128i vxa0 = _mm_cvtepi8_epi16(va0);
79 a0 += 8;
80 const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
81 __m128i vxa1 = _mm_cvtepi8_epi16(va1);
82 a1 += 8;
83 const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
84 __m128i vxa2 = _mm_cvtepi8_epi16(va2);
85 a2 += 8;
86 const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
87 __m128i vxa3 = _mm_cvtepi8_epi16(va3);
88 a3 += 8;
89
90 const __m128i vb0 = _mm_loadl_epi64((const __m128i*) w);
91 const __m128i vxb0 = _mm_cvtepi8_epi16(vb0);
92
93 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb0, vacc0x0123);
94 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
95 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb0, vacc1x0123);
96 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
97 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb0, vacc2x0123);
98 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
99 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb0, vacc3x0123);
100 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
101 const __m128i vb1 = _mm_loadl_epi64((const __m128i*) ((const int8_t*) w + 8));
102 const __m128i vxb1 = _mm_cvtepi8_epi16(vb1);
103
104 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb1, vacc0x0123);
105 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
106 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb1, vacc1x0123);
107 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
108 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb1, vacc2x0123);
109 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
110 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb1, vacc3x0123);
111 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
112 const __m128i vb2 = _mm_loadl_epi64((const __m128i*) ((const int8_t*) w + 16));
113 const __m128i vxb2 = _mm_cvtepi8_epi16(vb2);
114
115 vacc0x0123 = _mm_maddd_epi16(vxa0, vxb2, vacc0x0123);
116 vxa0 = _mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 3, 2, 1));
117 vacc1x0123 = _mm_maddd_epi16(vxa1, vxb2, vacc1x0123);
118 vxa1 = _mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 3, 2, 1));
119 vacc2x0123 = _mm_maddd_epi16(vxa2, vxb2, vacc2x0123);
120 vxa2 = _mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 3, 2, 1));
121 vacc3x0123 = _mm_maddd_epi16(vxa3, vxb2, vacc3x0123);
122 vxa3 = _mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 3, 2, 1));
123 const __m128i vb3 = _mm_loadl_epi64((const __m128i*) ((const int8_t*) w + 24));
124 const __m128i vxb3 = _mm_cvtepi8_epi16(vb3);
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 int8_t*) w + 32);
132 k -= 8 * sizeof(int8_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 vscale0123 = _mm_loadu_ps((const float*) w);
141 w = (const void*) ((const float*) w + 4);
142 vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale0123);
143 vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale0123);
144 vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale0123);
145 vscaled3x0123 = _mm_mul_ps(vscaled3x0123, vscale0123);
146
147 const __m128 voutput_max_less_zero_point = _mm_load_ps(params->fp32_sse4.output_max_less_zero_point);
148 vscaled0x0123 = _mm_min_ps(vscaled0x0123, voutput_max_less_zero_point);
149 vscaled1x0123 = _mm_min_ps(vscaled1x0123, voutput_max_less_zero_point);
150 vscaled2x0123 = _mm_min_ps(vscaled2x0123, voutput_max_less_zero_point);
151 vscaled3x0123 = _mm_min_ps(vscaled3x0123, voutput_max_less_zero_point);
152
153 vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123);
154 vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123);
155 vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123);
156 vacc3x0123 = _mm_cvtps_epi32(vscaled3x0123);
157
158 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->fp32_sse4.output_zero_point);
159 __m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point);
160 __m128i vacc23x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc3x0123), voutput_zero_point);
161
162
163 __m128i vout = _mm_packs_epi16(vacc01x0123, vacc23x0123);
164
165 vout = _mm_max_epi8(vout, _mm_load_si128((const __m128i*) params->fp32_sse4.output_min));
166
167 if (nc >= 4) {
168 unaligned_store_u32(c0, (uint32_t) _mm_cvtsi128_si32(vout));
169 unaligned_store_u32(c1, (uint32_t) _mm_extract_epi32(vout, 1));
170 unaligned_store_u32(c2, (uint32_t) _mm_extract_epi32(vout, 2));
171 unaligned_store_u32(c3, (uint32_t) _mm_extract_epi32(vout, 3));
172
173 c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
174 c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
175 c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
176 c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
177
178 a0 = (const int8_t*) ((uintptr_t) a0 - kc);
179 a1 = (const int8_t*) ((uintptr_t) a1 - kc);
180 a2 = (const int8_t*) ((uintptr_t) a2 - kc);
181 a3 = (const int8_t*) ((uintptr_t) a3 - kc);
182
183 nc -= 4;
184 } else {
185 if (nc & 2) {
186 unaligned_store_u16(c0, (uint16_t) _mm_extract_epi16(vout, 0));
187 c0 += 2;
188 unaligned_store_u16(c1, (uint16_t) _mm_extract_epi16(vout, 2));
189 c1 += 2;
190 unaligned_store_u16(c2, (uint16_t) _mm_extract_epi16(vout, 4));
191 c2 += 2;
192 unaligned_store_u16(c3, (uint16_t) _mm_extract_epi16(vout, 6));
193 c3 += 2;
194 vout = _mm_srli_epi32(vout, 16);
195 }
196 if (nc & 1) {
197 *c0 = (int8_t) _mm_extract_epi8(vout, 0);
198 *c1 = (int8_t) _mm_extract_epi8(vout, 4);
199 *c2 = (int8_t) _mm_extract_epi8(vout, 8);
200 *c3 = (int8_t) _mm_extract_epi8(vout, 12);
201 }
202
203 nc = 0;
204 }
205 } while (nc != 0);
206 }
207