1 // Auto-generated file. Do not edit!
2 // Template: src/f32-raddstoreexpminusmax/avx512f-rr1-p5-scalef.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2019 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/intrinsics-polyfill.h>
15 #include <xnnpack/raddstoreexpminusmax.h>
16
17
xnn_f32_raddstoreexpminusmax_ukernel__avx512f_rr1_p5_scalef_x160_acc2(size_t elements,const float * input,const float * max,float * output,float * sum,const union xnn_f32_expminus_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_f32_raddstoreexpminusmax_ukernel__avx512f_rr1_p5_scalef_x160_acc2(
19 size_t elements,
20 const float* input,
21 const float* max,
22 float* output,
23 float* sum,
24 const union xnn_f32_expminus_params params[restrict XNN_MIN_ELEMENTS(1)])
25 {
26 assert(elements % sizeof(float) == 0);
27
28 const __m512 vi_max = _mm512_set1_ps(*max);
29 const __m512 vlog2e = _mm512_set1_ps(params->avx512_rr1_p5.log2e);
30 const __m512 vminus_ln2 = _mm512_set1_ps(params->avx512_rr1_p5.minus_ln2);
31 const __m512 vc5 = _mm512_set1_ps(params->avx512_rr1_p5.c5);
32 const __m512 vc4 = _mm512_set1_ps(params->avx512_rr1_p5.c4);
33 const __m512 vc3 = _mm512_set1_ps(params->avx512_rr1_p5.c3);
34 const __m512 vc2 = _mm512_set1_ps(params->avx512_rr1_p5.c2);
35 const __m512 vc1 = _mm512_set1_ps(params->avx512_rr1_p5.c1);
36 const __m512 vc0 = _mm512_set1_ps(params->avx512_rr1_p5.c0);
37
38 __m512 vacc0 = _mm512_setzero_ps();
39 __m512 vacc1 = _mm512_setzero_ps();
40 for (; elements >= 160 * sizeof(float); elements -= 160 * sizeof(float)) {
41 const __m512 vi0 = _mm512_loadu_ps(input);
42 const __m512 vi1 = _mm512_loadu_ps(input + 16);
43 const __m512 vi2 = _mm512_loadu_ps(input + 32);
44 const __m512 vi3 = _mm512_loadu_ps(input + 48);
45 const __m512 vi4 = _mm512_loadu_ps(input + 64);
46 const __m512 vi5 = _mm512_loadu_ps(input + 80);
47 const __m512 vi6 = _mm512_loadu_ps(input + 96);
48 const __m512 vi7 = _mm512_loadu_ps(input + 112);
49 const __m512 vi8 = _mm512_loadu_ps(input + 128);
50 const __m512 vi9 = _mm512_loadu_ps(input + 144);
51 input += 160;
52
53 const __m512 vx0 = _mm512_sub_ps(vi0, vi_max);
54 const __m512 vx1 = _mm512_sub_ps(vi1, vi_max);
55 const __m512 vx2 = _mm512_sub_ps(vi2, vi_max);
56 const __m512 vx3 = _mm512_sub_ps(vi3, vi_max);
57 const __m512 vx4 = _mm512_sub_ps(vi4, vi_max);
58 const __m512 vx5 = _mm512_sub_ps(vi5, vi_max);
59 const __m512 vx6 = _mm512_sub_ps(vi6, vi_max);
60 const __m512 vx7 = _mm512_sub_ps(vi7, vi_max);
61 const __m512 vx8 = _mm512_sub_ps(vi8, vi_max);
62 const __m512 vx9 = _mm512_sub_ps(vi9, vi_max);
63
64 const __m512 vn0 = _mm512_roundscale_ps(_mm512_mul_ps(vx0, vlog2e), 0);
65 const __m512 vn1 = _mm512_roundscale_ps(_mm512_mul_ps(vx1, vlog2e), 0);
66 const __m512 vn2 = _mm512_roundscale_ps(_mm512_mul_ps(vx2, vlog2e), 0);
67 const __m512 vn3 = _mm512_roundscale_ps(_mm512_mul_ps(vx3, vlog2e), 0);
68 const __m512 vn4 = _mm512_roundscale_ps(_mm512_mul_ps(vx4, vlog2e), 0);
69 const __m512 vn5 = _mm512_roundscale_ps(_mm512_mul_ps(vx5, vlog2e), 0);
70 const __m512 vn6 = _mm512_roundscale_ps(_mm512_mul_ps(vx6, vlog2e), 0);
71 const __m512 vn7 = _mm512_roundscale_ps(_mm512_mul_ps(vx7, vlog2e), 0);
72 const __m512 vn8 = _mm512_roundscale_ps(_mm512_mul_ps(vx8, vlog2e), 0);
73 const __m512 vn9 = _mm512_roundscale_ps(_mm512_mul_ps(vx9, vlog2e), 0);
74
75 const __m512 vt0 = _mm512_fmadd_ps(vn0, vminus_ln2, vx0);
76 const __m512 vt1 = _mm512_fmadd_ps(vn1, vminus_ln2, vx1);
77 const __m512 vt2 = _mm512_fmadd_ps(vn2, vminus_ln2, vx2);
78 const __m512 vt3 = _mm512_fmadd_ps(vn3, vminus_ln2, vx3);
79 const __m512 vt4 = _mm512_fmadd_ps(vn4, vminus_ln2, vx4);
80 const __m512 vt5 = _mm512_fmadd_ps(vn5, vminus_ln2, vx5);
81 const __m512 vt6 = _mm512_fmadd_ps(vn6, vminus_ln2, vx6);
82 const __m512 vt7 = _mm512_fmadd_ps(vn7, vminus_ln2, vx7);
83 const __m512 vt8 = _mm512_fmadd_ps(vn8, vminus_ln2, vx8);
84 const __m512 vt9 = _mm512_fmadd_ps(vn9, vminus_ln2, vx9);
85
86 __m512 vp0 = _mm512_fmadd_ps(vc5, vt0, vc4);
87 __m512 vp1 = _mm512_fmadd_ps(vc5, vt1, vc4);
88 __m512 vp2 = _mm512_fmadd_ps(vc5, vt2, vc4);
89 __m512 vp3 = _mm512_fmadd_ps(vc5, vt3, vc4);
90 __m512 vp4 = _mm512_fmadd_ps(vc5, vt4, vc4);
91 __m512 vp5 = _mm512_fmadd_ps(vc5, vt5, vc4);
92 __m512 vp6 = _mm512_fmadd_ps(vc5, vt6, vc4);
93 __m512 vp7 = _mm512_fmadd_ps(vc5, vt7, vc4);
94 __m512 vp8 = _mm512_fmadd_ps(vc5, vt8, vc4);
95 __m512 vp9 = _mm512_fmadd_ps(vc5, vt9, vc4);
96
97 vp0 = _mm512_fmadd_ps(vp0, vt0, vc3);
98 vp1 = _mm512_fmadd_ps(vp1, vt1, vc3);
99 vp2 = _mm512_fmadd_ps(vp2, vt2, vc3);
100 vp3 = _mm512_fmadd_ps(vp3, vt3, vc3);
101 vp4 = _mm512_fmadd_ps(vp4, vt4, vc3);
102 vp5 = _mm512_fmadd_ps(vp5, vt5, vc3);
103 vp6 = _mm512_fmadd_ps(vp6, vt6, vc3);
104 vp7 = _mm512_fmadd_ps(vp7, vt7, vc3);
105 vp8 = _mm512_fmadd_ps(vp8, vt8, vc3);
106 vp9 = _mm512_fmadd_ps(vp9, vt9, vc3);
107
108 vp0 = _mm512_fmadd_ps(vp0, vt0, vc2);
109 vp1 = _mm512_fmadd_ps(vp1, vt1, vc2);
110 vp2 = _mm512_fmadd_ps(vp2, vt2, vc2);
111 vp3 = _mm512_fmadd_ps(vp3, vt3, vc2);
112 vp4 = _mm512_fmadd_ps(vp4, vt4, vc2);
113 vp5 = _mm512_fmadd_ps(vp5, vt5, vc2);
114 vp6 = _mm512_fmadd_ps(vp6, vt6, vc2);
115 vp7 = _mm512_fmadd_ps(vp7, vt7, vc2);
116 vp8 = _mm512_fmadd_ps(vp8, vt8, vc2);
117 vp9 = _mm512_fmadd_ps(vp9, vt9, vc2);
118
119 vp0 = _mm512_fmadd_ps(vp0, vt0, vc1);
120 vp1 = _mm512_fmadd_ps(vp1, vt1, vc1);
121 vp2 = _mm512_fmadd_ps(vp2, vt2, vc1);
122 vp3 = _mm512_fmadd_ps(vp3, vt3, vc1);
123 vp4 = _mm512_fmadd_ps(vp4, vt4, vc1);
124 vp5 = _mm512_fmadd_ps(vp5, vt5, vc1);
125 vp6 = _mm512_fmadd_ps(vp6, vt6, vc1);
126 vp7 = _mm512_fmadd_ps(vp7, vt7, vc1);
127 vp8 = _mm512_fmadd_ps(vp8, vt8, vc1);
128 vp9 = _mm512_fmadd_ps(vp9, vt9, vc1);
129
130 vp0 = _mm512_fmadd_ps(vp0, vt0, vc0);
131 vp1 = _mm512_fmadd_ps(vp1, vt1, vc0);
132 vp2 = _mm512_fmadd_ps(vp2, vt2, vc0);
133 vp3 = _mm512_fmadd_ps(vp3, vt3, vc0);
134 vp4 = _mm512_fmadd_ps(vp4, vt4, vc0);
135 vp5 = _mm512_fmadd_ps(vp5, vt5, vc0);
136 vp6 = _mm512_fmadd_ps(vp6, vt6, vc0);
137 vp7 = _mm512_fmadd_ps(vp7, vt7, vc0);
138 vp8 = _mm512_fmadd_ps(vp8, vt8, vc0);
139 vp9 = _mm512_fmadd_ps(vp9, vt9, vc0);
140
141 const __m512 vf0 = _mm512_scalef_ps(vp0, vn0);
142 const __m512 vf1 = _mm512_scalef_ps(vp1, vn1);
143 const __m512 vf2 = _mm512_scalef_ps(vp2, vn2);
144 const __m512 vf3 = _mm512_scalef_ps(vp3, vn3);
145 const __m512 vf4 = _mm512_scalef_ps(vp4, vn4);
146 const __m512 vf5 = _mm512_scalef_ps(vp5, vn5);
147 const __m512 vf6 = _mm512_scalef_ps(vp6, vn6);
148 const __m512 vf7 = _mm512_scalef_ps(vp7, vn7);
149 const __m512 vf8 = _mm512_scalef_ps(vp8, vn8);
150 const __m512 vf9 = _mm512_scalef_ps(vp9, vn9);
151
152 _mm512_storeu_ps(output, vf0);
153 _mm512_storeu_ps(output + 16, vf1);
154 _mm512_storeu_ps(output + 32, vf2);
155 _mm512_storeu_ps(output + 48, vf3);
156 _mm512_storeu_ps(output + 64, vf4);
157 _mm512_storeu_ps(output + 80, vf5);
158 _mm512_storeu_ps(output + 96, vf6);
159 _mm512_storeu_ps(output + 112, vf7);
160 _mm512_storeu_ps(output + 128, vf8);
161 _mm512_storeu_ps(output + 144, vf9);
162 output += 160;
163
164 vacc0 = _mm512_add_ps(vacc0, vf0);
165 vacc1 = _mm512_add_ps(vacc1, vf1);
166 vacc0 = _mm512_add_ps(vacc0, vf2);
167 vacc1 = _mm512_add_ps(vacc1, vf3);
168 vacc0 = _mm512_add_ps(vacc0, vf4);
169 vacc1 = _mm512_add_ps(vacc1, vf5);
170 vacc0 = _mm512_add_ps(vacc0, vf6);
171 vacc1 = _mm512_add_ps(vacc1, vf7);
172 vacc0 = _mm512_add_ps(vacc0, vf8);
173 vacc1 = _mm512_add_ps(vacc1, vf9);
174 }
175 vacc0 = _mm512_add_ps(vacc0, vacc1);
176
177 __m512 vacc = vacc0;
178 for (; elements >= 16 * sizeof(float); elements -= 16 * sizeof(float)) {
179 const __m512 vi = _mm512_loadu_ps(input);
180 input += 16;
181
182 const __m512 vx = _mm512_sub_ps(vi, vi_max);
183
184 const __m512 vn = _mm512_roundscale_ps(_mm512_mul_ps(vx, vlog2e), 0);
185
186 const __m512 vt = _mm512_fmadd_ps(vn, vminus_ln2, vx);
187
188 __m512 vp = _mm512_fmadd_ps(vc5, vt, vc4);
189 vp = _mm512_fmadd_ps(vp, vt, vc3);
190 vp = _mm512_fmadd_ps(vp, vt, vc2);
191 vp = _mm512_fmadd_ps(vp, vt, vc1);
192 vp = _mm512_fmadd_ps(vp, vt, vc0);
193
194 const __m512 vf = _mm512_scalef_ps(vp, vn);
195
196 _mm512_storeu_ps(output, vf);
197 output += 16;
198
199 vacc = _mm512_add_ps(vacc, vf);
200 }
201 if (elements != 0) {
202 // Prepare mask for valid 32-bit elements (depends on elements).
203 elements >>= 2 /* log2(sizeof(float)) */;
204 const __mmask16 vmask = _cvtu32_mask16((uint16_t) ((uint32_t) (UINT32_C(1) << elements) - UINT32_C(1)));
205
206 const __m512 vi = _mm512_maskz_loadu_ps(vmask, input);
207
208 const __m512 vx = _mm512_sub_ps(vi, vi_max);
209
210 const __m512 vn = _mm512_roundscale_ps(_mm512_mul_ps(vx, vlog2e), 0);
211
212 const __m512 vt = _mm512_fmadd_ps(vn, vminus_ln2, vx);
213
214 __m512 vp = _mm512_fmadd_ps(vc5, vt, vc4);
215 vp = _mm512_fmadd_ps(vp, vt, vc3);
216 vp = _mm512_fmadd_ps(vp, vt, vc2);
217 vp = _mm512_fmadd_ps(vp, vt, vc1);
218 vp = _mm512_fmadd_ps(vp, vt, vc0);
219
220 const __m512 vf = _mm512_scalef_ps(vp, vn);
221
222 _mm512_mask_storeu_ps(output, vmask, vf);
223
224 vacc = _mm512_mask_add_ps(vacc, vmask, vacc, vf);
225 }
226 *sum = _mm512_reduce_add_ps(vacc);
227 }
228