xref: /aosp_15_r20/external/XNNPACK/src/qu8-vadd/gen/minmax-avx512skx-mul32-ld128-x16.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-vadd/avx512skx-mul32-ld128.c.in
3 //   Generator: tools/xngen
4 //
5 // Copyright 2021 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/vadd.h>
16 
17 
xnn_qu8_vadd_minmax_ukernel__avx512skx_mul32_ld128_x16(size_t n,const uint8_t * input_a,const uint8_t * input_b,uint8_t * output,const union xnn_qu8_add_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_qu8_vadd_minmax_ukernel__avx512skx_mul32_ld128_x16(
19     size_t n,
20     const uint8_t* input_a,
21     const uint8_t* input_b,
22     uint8_t* output,
23     const union xnn_qu8_add_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
24 {
25   const __m512i vbias = _mm512_load_si512(params->avx512.bias);
26   const __m512i va_multiplier = _mm512_load_si512(params->avx512.a_multiplier);
27   const __m512i vb_multiplier = _mm512_load_si512(params->avx512.b_multiplier);
28   const __m128i vshift = _mm_load_si128((const __m128i*) params->avx512.shift);
29   const __m256i voutput_zero_point = _mm256_load_si256((const __m256i*) params->avx512.output_zero_point);
30   const __m128i voutput_min = _mm_load_si128((const __m128i*) params->avx512.output_min);
31   const __m128i voutput_max = _mm_load_si128((const __m128i*) params->avx512.output_max);
32 
33   for (; n >= 16 * sizeof(uint8_t); n -= 16 * sizeof(uint8_t)) {
34     const __m512i va0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_loadu_si128((const __m128i*) input_a));
35     const __m512i vb0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_loadu_si128((const __m128i*) input_b));
36     input_a += 16;
37     input_b += 16;
38 
39     __m512i vacc0123456789ABCDEF = _mm512_add_epi32(vbias, _mm512_mullo_epi32(va0123456789ABCDEF, va_multiplier));
40 
41     vacc0123456789ABCDEF = _mm512_add_epi32(vacc0123456789ABCDEF, _mm512_mullo_epi32(vb0123456789ABCDEF, vb_multiplier));
42 
43     vacc0123456789ABCDEF = _mm512_sra_epi32(vacc0123456789ABCDEF, vshift);
44 
45     __m256i vout012389AB4567CDEF = _mm256_adds_epi16(_mm256_packs_epi32(_mm512_castsi512_si256(vacc0123456789ABCDEF), _mm512_extracti32x8_epi32(vacc0123456789ABCDEF, 1)), voutput_zero_point);
46 
47     __m128i vout0123456789ABCDEF = _mm_shuffle_epi32(_mm_packus_epi16(_mm256_castsi256_si128(vout012389AB4567CDEF), _mm256_extracti128_si256(vout012389AB4567CDEF, 1)), _MM_SHUFFLE(3, 1, 2, 0));
48 
49     vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
50 
51     vout0123456789ABCDEF = _mm_min_epu8(vout0123456789ABCDEF, voutput_max);
52 
53     _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
54     output += 16;
55   }
56   if XNN_UNLIKELY(n != 0) {
57     {
58       const __mmask16 vmask = _cvtu32_mask16((uint32_t) ((UINT32_C(1) << n) - UINT32_C(1)));
59       const __m512i va0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_maskz_loadu_epi8(vmask, input_a));
60       const __m512i vb0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_maskz_loadu_epi8(vmask, input_b));
61 
62       __m512i vacc0123456789ABCDEF = _mm512_add_epi32(vbias, _mm512_mullo_epi32(va0123456789ABCDEF, va_multiplier));
63 
64       vacc0123456789ABCDEF = _mm512_add_epi32(vacc0123456789ABCDEF, _mm512_mullo_epi32(vb0123456789ABCDEF, vb_multiplier));
65 
66       vacc0123456789ABCDEF = _mm512_sra_epi32(vacc0123456789ABCDEF, vshift);
67 
68       __m256i vout012389AB4567CDEF = _mm256_adds_epi16(_mm256_packs_epi32(_mm512_castsi512_si256(vacc0123456789ABCDEF), _mm512_extracti32x8_epi32(vacc0123456789ABCDEF, 1)), voutput_zero_point);
69       __m128i vout0123456789ABCDEF = _mm_shuffle_epi32(_mm_packus_epi16(_mm256_castsi256_si128(vout012389AB4567CDEF), _mm256_extracti128_si256(vout012389AB4567CDEF, 1)), _MM_SHUFFLE(3, 1, 2, 0));
70       vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, voutput_min);
71       vout0123456789ABCDEF = _mm_min_epu8(vout0123456789ABCDEF, voutput_max);
72 
73       _mm_mask_storeu_epi8(output, vmask, vout0123456789ABCDEF);
74     }
75   }
76 }
77