1 // Auto-generated file. Do not edit!
2 // Template: src/f16-gemm/avx2-broadcast.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 #include <immintrin.h>
13
14 #include <xnnpack/gemm.h>
15 #include <xnnpack/intrinsics-polyfill.h>
16
17
xnn_f16_gemm_minmax_ukernel_4x8__avx2_broadcast(size_t mr,size_t nc,size_t kc,const void * restrict a,size_t a_stride,const void * restrict w,void * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_f16_gemm_minmax_ukernel_4x8__avx2_broadcast(
19 size_t mr,
20 size_t nc,
21 size_t kc,
22 const void*restrict a,
23 size_t a_stride,
24 const void*restrict w,
25 void*restrict c,
26 size_t cm_stride,
27 size_t cn_stride,
28 const union xnn_f16_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
29 {
30 assert(mr != 0);
31 assert(mr <= 4);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(uint16_t) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38
39 const uint16_t* a0 = a;
40 uint16_t* c0 = c;
41 const uint16_t* a1 = (const uint16_t*) ((uintptr_t) a0 + a_stride);
42 uint16_t* c1 = (uint16_t*) ((uintptr_t) c0 + cm_stride);
43 if XNN_UNPREDICTABLE(mr < 2) {
44 a1 = a0;
45 c1 = c0;
46 }
47 const uint16_t* a2 = (const uint16_t*) ((uintptr_t) a1 + a_stride);
48 uint16_t* c2 = (uint16_t*) ((uintptr_t) c1 + cm_stride);
49 if XNN_UNPREDICTABLE(mr <= 2) {
50 a2 = a1;
51 c2 = c1;
52 }
53 const uint16_t* a3 = (const uint16_t*) ((uintptr_t) a2 + a_stride);
54 uint16_t* c3 = (uint16_t*) ((uintptr_t) c2 + cm_stride);
55 if XNN_UNPREDICTABLE(mr != 4) {
56 a3 = a2;
57 c3 = c2;
58 }
59
60 do {
61 __m256 vacc0x01234567 = _mm256_cvtph_ps(_mm_load_si128((const __m128i*) w));
62 __m256 vacc1x01234567 = vacc0x01234567;
63 __m256 vacc2x01234567 = vacc0x01234567;
64 __m256 vacc3x01234567 = vacc0x01234567;
65 w = (const uint16_t*) w + 8;
66
67 size_t k = kc;
68 do {
69 const __m256 va0 = _mm256_cvtph_ps(_mm_set1_epi16((short) *a0));
70 a0 += 1;
71 const __m256 va1 = _mm256_cvtph_ps(_mm_set1_epi16((short) *a1));
72 a1 += 1;
73 const __m256 va2 = _mm256_cvtph_ps(_mm_set1_epi16((short) *a2));
74 a2 += 1;
75 const __m256 va3 = _mm256_cvtph_ps(_mm_set1_epi16((short) *a3));
76 a3 += 1;
77
78 const __m256 vb01234567 = _mm256_cvtph_ps(_mm_load_si128((const __m128i*) w));
79 w = (const uint16_t*) w + 8;
80
81 vacc0x01234567 = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_fmadd_ps(va0, vb01234567, vacc0x01234567), _MM_FROUND_NO_EXC));
82 vacc1x01234567 = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_fmadd_ps(va1, vb01234567, vacc1x01234567), _MM_FROUND_NO_EXC));
83 vacc2x01234567 = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_fmadd_ps(va2, vb01234567, vacc2x01234567), _MM_FROUND_NO_EXC));
84 vacc3x01234567 = _mm256_cvtph_ps(_mm256_cvtps_ph(_mm256_fmadd_ps(va3, vb01234567, vacc3x01234567), _MM_FROUND_NO_EXC));
85
86 k -= sizeof(uint16_t);
87 } while (k != 0);
88
89 const __m256 vmin = _mm256_load_ps(params->avx.min);
90 vacc0x01234567 = _mm256_max_ps(vacc0x01234567, vmin);
91 vacc1x01234567 = _mm256_max_ps(vacc1x01234567, vmin);
92 vacc2x01234567 = _mm256_max_ps(vacc2x01234567, vmin);
93 vacc3x01234567 = _mm256_max_ps(vacc3x01234567, vmin);
94
95 const __m256 vmax = _mm256_load_ps(params->avx.max);
96 vacc0x01234567 = _mm256_min_ps(vacc0x01234567, vmax);
97 vacc1x01234567 = _mm256_min_ps(vacc1x01234567, vmax);
98 vacc2x01234567 = _mm256_min_ps(vacc2x01234567, vmax);
99 vacc3x01234567 = _mm256_min_ps(vacc3x01234567, vmax);
100
101 if XNN_LIKELY(nc >= 8) {
102 _mm_storeu_si128((__m128i*) c0, _mm256_cvtps_ph(vacc0x01234567, _MM_FROUND_NO_EXC));
103 c0 = (uint16_t*) ((uintptr_t) c0 + cn_stride);
104 _mm_storeu_si128((__m128i*) c1, _mm256_cvtps_ph(vacc1x01234567, _MM_FROUND_NO_EXC));
105 c1 = (uint16_t*) ((uintptr_t) c1 + cn_stride);
106 _mm_storeu_si128((__m128i*) c2, _mm256_cvtps_ph(vacc2x01234567, _MM_FROUND_NO_EXC));
107 c2 = (uint16_t*) ((uintptr_t) c2 + cn_stride);
108 _mm_storeu_si128((__m128i*) c3, _mm256_cvtps_ph(vacc3x01234567, _MM_FROUND_NO_EXC));
109 c3 = (uint16_t*) ((uintptr_t) c3 + cn_stride);
110
111 a0 = (const uint16_t*) ((uintptr_t) a0 - kc);
112 a1 = (const uint16_t*) ((uintptr_t) a1 - kc);
113 a2 = (const uint16_t*) ((uintptr_t) a2 - kc);
114 a3 = (const uint16_t*) ((uintptr_t) a3 - kc);
115
116 nc -= 8;
117 } else {
118 __m128i vh0x01234567 = _mm256_cvtps_ph(vacc0x01234567, _MM_FROUND_NO_EXC);
119 __m128i vh1x01234567 = _mm256_cvtps_ph(vacc1x01234567, _MM_FROUND_NO_EXC);
120 __m128i vh2x01234567 = _mm256_cvtps_ph(vacc2x01234567, _MM_FROUND_NO_EXC);
121 __m128i vh3x01234567 = _mm256_cvtps_ph(vacc3x01234567, _MM_FROUND_NO_EXC);
122 if (nc & 4) {
123 _mm_storel_epi64((__m128i*) c0, vh0x01234567);
124 _mm_storel_epi64((__m128i*) c1, vh1x01234567);
125 _mm_storel_epi64((__m128i*) c2, vh2x01234567);
126 _mm_storel_epi64((__m128i*) c3, vh3x01234567);
127
128 vh0x01234567 = _mm_unpackhi_epi64(vh0x01234567, vh0x01234567);
129 vh1x01234567 = _mm_unpackhi_epi64(vh1x01234567, vh1x01234567);
130 vh2x01234567 = _mm_unpackhi_epi64(vh2x01234567, vh2x01234567);
131 vh3x01234567 = _mm_unpackhi_epi64(vh3x01234567, vh3x01234567);
132
133 c0 += 4;
134 c1 += 4;
135 c2 += 4;
136 c3 += 4;
137 }
138 if (nc & 2) {
139 _mm_storeu_si32(c0, vh0x01234567);
140 _mm_storeu_si32(c1, vh1x01234567);
141 _mm_storeu_si32(c2, vh2x01234567);
142 _mm_storeu_si32(c3, vh3x01234567);
143
144 vh0x01234567 = _mm_srli_epi64(vh0x01234567, 32);
145 vh1x01234567 = _mm_srli_epi64(vh1x01234567, 32);
146 vh2x01234567 = _mm_srli_epi64(vh2x01234567, 32);
147 vh3x01234567 = _mm_srli_epi64(vh3x01234567, 32);
148
149 c0 += 2;
150 c1 += 2;
151 c2 += 2;
152 c3 += 2;
153 }
154 if (nc & 1) {
155 *c0 = (uint16_t) _mm_extract_epi16(vh0x01234567, 0);
156 *c1 = (uint16_t) _mm_extract_epi16(vh1x01234567, 0);
157 *c2 = (uint16_t) _mm_extract_epi16(vh2x01234567, 0);
158 *c3 = (uint16_t) _mm_extract_epi16(vh3x01234567, 0);
159 }
160
161 nc = 0;
162 }
163 } while (nc != 0);
164 }
165