xref: /aosp_15_r20/external/XNNPACK/src/qu8-vaddc/gen/minmax-avx512skx-mul32-ld128-x32.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/qs8-vaddc/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_vaddc_minmax_ukernel__avx512skx_mul32_ld128_x32(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_vaddc_minmax_ukernel__avx512skx_mul32_ld128_x32(
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 va_multiplier = _mm512_load_si512(params->avx512.a_multiplier);
26   const __m128i vshift = _mm_load_si128((const __m128i*) params->avx512.shift);
27   const __m512i voutput_zero_point = _mm512_load_si512(params->avx512.output_zero_point);
28   const __m256i voutput_min = _mm256_load_si256((const __m256i*) params->avx512.output_min);
29   const __m256i voutput_max = _mm256_load_si256((const __m256i*) params->avx512.output_max);
30 
31   const __m512i vbias = _mm512_add_epi32(
32     _mm512_broadcastd_epi32(_mm_cvtsi32_si128(params->avx512.b_multiplier[0] * (int32_t) *input_b)),
33     _mm512_load_si512(params->avx512.bias));
34   for (; n >= 32 * sizeof(uint8_t); n -= 32 * sizeof(uint8_t)) {
35     const __m512i va0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_loadu_si128((const __m128i*) input_a));
36     const __m512i vaGHIJKLMNOPQRSTUV = _mm512_cvtepu8_epi32(_mm_loadu_si128((const __m128i*) (input_a + 16)));
37     input_a += 32;
38 
39     __m512i vacc0123456789ABCDEF = _mm512_add_epi32(vbias, _mm512_mullo_epi32(va0123456789ABCDEF, va_multiplier));
40     __m512i vaccGHIJKLMNOPQRSTUV = _mm512_add_epi32(vbias, _mm512_mullo_epi32(vaGHIJKLMNOPQRSTUV, va_multiplier));
41 
42     vacc0123456789ABCDEF = _mm512_sra_epi32(vacc0123456789ABCDEF, vshift);
43     vaccGHIJKLMNOPQRSTUV = _mm512_sra_epi32(vaccGHIJKLMNOPQRSTUV, vshift);
44 
45     __m512i vout0123GHIJ4567KLMN89ABOPQRCDEFSTUV = _mm512_adds_epi16(_mm512_packs_epi32(vacc0123456789ABCDEF, vaccGHIJKLMNOPQRSTUV), voutput_zero_point);
46 
47     __m256i vout0123456789ABCDEFGHIJKLMNOPQRSTUV = _mm256_permutevar8x32_epi32(_mm256_packus_epi16(_mm512_castsi512_si256(vout0123GHIJ4567KLMN89ABOPQRCDEFSTUV), _mm512_extracti32x8_epi32(vout0123GHIJ4567KLMN89ABOPQRCDEFSTUV, 1)), _mm256_set_epi32(7, 3, 5, 1, 6, 2, 4, 0));
48 
49     vout0123456789ABCDEFGHIJKLMNOPQRSTUV = _mm256_max_epu8(vout0123456789ABCDEFGHIJKLMNOPQRSTUV, voutput_min);
50 
51     vout0123456789ABCDEFGHIJKLMNOPQRSTUV = _mm256_min_epu8(vout0123456789ABCDEFGHIJKLMNOPQRSTUV, voutput_max);
52 
53     _mm256_storeu_si256((__m256i*) output, vout0123456789ABCDEFGHIJKLMNOPQRSTUV);
54     output += 32;
55   }
56   if XNN_UNLIKELY(n != 0) {
57     do {
58       const __m512i va0123456789ABCDEF = _mm512_cvtepu8_epi32(_mm_loadu_si128((const __m128i*) input_a));
59       input_a += 16;
60 
61       __m512i vacc0123456789ABCDEF = _mm512_add_epi32(vbias, _mm512_mullo_epi32(va0123456789ABCDEF, va_multiplier));
62 
63       vacc0123456789ABCDEF = _mm512_sra_epi32(vacc0123456789ABCDEF, vshift);
64 
65       __m256i vout012389AB4567CDEF = _mm256_adds_epi16(_mm256_packs_epi32(_mm512_castsi512_si256(vacc0123456789ABCDEF), _mm512_extracti32x8_epi32(vacc0123456789ABCDEF, 1)), _mm512_castsi512_si256(voutput_zero_point));
66       __m128i vout0123456789ABCDEF = _mm_shuffle_epi32(_mm_packus_epi16(_mm256_castsi256_si128(vout012389AB4567CDEF), _mm256_extracti128_si256(vout012389AB4567CDEF, 1)), _MM_SHUFFLE(3, 1, 2, 0));
67       vout0123456789ABCDEF = _mm_max_epu8(vout0123456789ABCDEF, _mm256_castsi256_si128(voutput_min));
68       vout0123456789ABCDEF = _mm_min_epu8(vout0123456789ABCDEF, _mm256_castsi256_si128(voutput_max));
69 
70       if XNN_LIKELY(n >= (16 * sizeof(uint8_t))) {
71         _mm_storeu_si128((__m128i*) output, vout0123456789ABCDEF);
72         output += 16;
73         n -= 16 * sizeof(uint8_t);
74       } else {
75         const __mmask16 vmask = _cvtu32_mask16((uint32_t) ((UINT32_C(1) << n) - UINT32_C(1)));
76         _mm_mask_storeu_epi8(output, vmask, vout0123456789ABCDEF);
77         n = 0;
78       }
79     } while (n != 0);
80   }
81 }
82