1 // Auto-generated file. Do not edit!
2 // Template: src/qs8-vadd/sse-mul32-ld32.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 <immintrin.h>
13
14 #include <xnnpack/intrinsics-polyfill.h>
15 #include <xnnpack/unaligned.h>
16 #include <xnnpack/vadd.h>
17
18
xnn_qs8_vadd_minmax_ukernel__sse41_mul32_ld32_x8(size_t n,const int8_t * input_a,const int8_t * input_b,int8_t * output,const union xnn_qs8_add_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])19 void xnn_qs8_vadd_minmax_ukernel__sse41_mul32_ld32_x8(
20 size_t n,
21 const int8_t* input_a,
22 const int8_t* input_b,
23 int8_t* output,
24 const union xnn_qs8_add_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
25 {
26 const __m128i vbias = _mm_load_si128((const __m128i*) params->sse4_mul32.bias);
27 const __m128i va_multiplier = _mm_load_si128((const __m128i*) params->sse4_mul32.a_multiplier);
28 const __m128i vb_multiplier = _mm_load_si128((const __m128i*) params->sse4_mul32.b_multiplier);
29 const __m128i vshift = _mm_load_si128((const __m128i*) params->sse4_mul32.shift);
30 const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse4_mul32.output_zero_point);
31 const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse4_mul32.output_min);
32 const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse4_mul32.output_max);
33
34 for (; n >= 8 * sizeof(int8_t); n -= 8 * sizeof(int8_t)) {
35 const __m128i va0123 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_a)));
36 const __m128i vb0123 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_b)));
37 const __m128i va4567 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_a + 4)));
38 const __m128i vb4567 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_b + 4)));
39 input_a += 8;
40 input_b += 8;
41
42 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_mullo_epi32(va0123, va_multiplier));
43 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_mullo_epi32(va4567, va_multiplier));
44
45 vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vb0123, vb_multiplier));
46 vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vb4567, vb_multiplier));
47
48 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
49 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
50
51 const __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
52
53 __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
54
55 vout0123456701234567 = _mm_max_epi8(vout0123456701234567, voutput_min);
56
57 vout0123456701234567 = _mm_min_epi8(vout0123456701234567, voutput_max);
58
59 _mm_storel_epi64((__m128i*) output, vout0123456701234567);
60 output += 8;
61 }
62 if XNN_UNLIKELY(n != 0) {
63 {
64 const __m128i va0123 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_a)));
65 const __m128i vb0123 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_b)));
66 const __m128i va4567 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_a + 4)));
67 const __m128i vb4567 = _mm_cvtepi8_epi32(_mm_cvtsi32_si128((int) unaligned_load_s32(input_b + 4)));
68
69 __m128i vacc0123 = _mm_add_epi32(vbias, _mm_mullo_epi32(va0123, va_multiplier));
70 __m128i vacc4567 = _mm_add_epi32(vbias, _mm_mullo_epi32(va4567, va_multiplier));
71
72 vacc0123 = _mm_add_epi32(vacc0123, _mm_mullo_epi32(vb0123, vb_multiplier));
73 vacc4567 = _mm_add_epi32(vacc4567, _mm_mullo_epi32(vb4567, vb_multiplier));
74
75 vacc0123 = _mm_sra_epi32(vacc0123, vshift);
76 vacc4567 = _mm_sra_epi32(vacc4567, vshift);
77
78 const __m128i vout01234567 = _mm_adds_epi16(_mm_packs_epi32(vacc0123, vacc4567), voutput_zero_point);
79
80 __m128i vout0123456701234567 = _mm_packs_epi16(vout01234567, vout01234567);
81 vout0123456701234567 = _mm_max_epi8(vout0123456701234567, voutput_min);
82 vout0123456701234567 = _mm_min_epi8(vout0123456701234567, voutput_max);
83
84 if (n & (4 * sizeof(int8_t))) {
85 unaligned_store_u32(output, (uint32_t) _mm_cvtsi128_si32(vout0123456701234567));
86 vout0123456701234567 = _mm_srli_epi64(vout0123456701234567, 32);
87 output += 4;
88 }
89 if (n & (2 * sizeof(int8_t))) {
90 unaligned_store_u16(output, (uint16_t) _mm_extract_epi16(vout0123456701234567, 0));
91 vout0123456701234567 = _mm_srli_epi32(vout0123456701234567, 16);
92 output += 2;
93 }
94 if (n & (1 * sizeof(int8_t))) {
95 *output = (int8_t) _mm_extract_epi8(vout0123456701234567, 0);
96 }
97 }
98 }
99 }
100