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// Auto-generated file. Do not edit!
// Template: src/qs8-igemm/MRx4c2-sse.c.in
// Generator: tools/xngen
//
// Copyright 2020 Google LLC
//
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree.
#include <assert.h>
#include <emmintrin.h>
#include <xnnpack/igemm.h>
#include <xnnpack/math.h>
void xnn_qc8_igemm_minmax_fp32_ukernel_4x4c2__sse2_ld128(
size_t mr,
size_t nc,
size_t kc,
size_t ks,
const int8_t** restrict a,
const void* restrict w,
int8_t* restrict c,
size_t cm_stride,
size_t cn_stride,
size_t a_offset,
const int8_t* zero,
const union xnn_qs8_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN XNN_DISABLE_MSAN
{
assert(mr != 0);
assert(mr <= 4);
assert(nc != 0);
assert(kc != 0);
assert(ks != 0);
assert(ks % (4 * sizeof(void*)) == 0);
assert(a_offset % sizeof(int8_t) == 0);
assert(a != NULL);
assert(w != NULL);
assert(c != NULL);
kc = round_up_po2(kc, 2);
int8_t* c0 = c;
int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride);
if XNN_UNPREDICTABLE(mr < 2) {
c1 = c0;
}
int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride);
if XNN_UNPREDICTABLE(mr <= 2) {
c2 = c1;
}
int8_t* c3 = (int8_t*) ((uintptr_t) c2 + cm_stride);
if XNN_UNPREDICTABLE(mr != 4) {
c3 = c2;
}
do {
__m128i vacc0x0123 = _mm_loadu_si128((const __m128i*) w);
__m128i vacc1x0123 = vacc0x0123;
__m128i vacc2x0123 = vacc0x0123;
__m128i vacc3x0123 = vacc0x0123;
w = (const void*) ((const int32_t*) w + 4);
size_t p = ks;
do {
const int8_t* restrict a0 = a[0];
if XNN_UNPREDICTABLE(a0 != zero) {
a0 = (const int8_t*) ((uintptr_t) a0 + a_offset);
}
const int8_t* restrict a1 = a[1];
if XNN_UNPREDICTABLE(a1 != zero) {
a1 = (const int8_t*) ((uintptr_t) a1 + a_offset);
}
const int8_t* restrict a2 = a[2];
if XNN_UNPREDICTABLE(a2 != zero) {
a2 = (const int8_t*) ((uintptr_t) a2 + a_offset);
}
const int8_t* restrict a3 = a[3];
if XNN_UNPREDICTABLE(a3 != zero) {
a3 = (const int8_t*) ((uintptr_t) a3 + a_offset);
}
a += 4;
size_t k = kc;
while (k >= 8 * sizeof(int8_t)) {
const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
const __m128i vxa0 = _mm_srai_epi16(_mm_unpacklo_epi8(va0, va0), 8);
a0 += 8;
const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
const __m128i vxa1 = _mm_srai_epi16(_mm_unpacklo_epi8(va1, va1), 8);
a1 += 8;
const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
const __m128i vxa2 = _mm_srai_epi16(_mm_unpacklo_epi8(va2, va2), 8);
a2 += 8;
const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
const __m128i vxa3 = _mm_srai_epi16(_mm_unpacklo_epi8(va3, va3), 8);
a3 += 8;
const __m128i vb01 = _mm_loadu_si128((const __m128i*) w);
const __m128i vsb01 = _mm_cmpgt_epi8(_mm_setzero_si128(), vb01);
const __m128i vxb0 = _mm_unpacklo_epi8(vb01, vsb01);
const __m128i vxb1 = _mm_unpackhi_epi8(vb01, vsb01);
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
const __m128i vb23 = _mm_loadu_si128((const __m128i*) ((const int8_t*) w + 16));
const __m128i vsb23 = _mm_cmpgt_epi8(_mm_setzero_si128(), vb23);
const __m128i vxb2 = _mm_unpacklo_epi8(vb23, vsb23);
const __m128i vxb3 = _mm_unpackhi_epi8(vb23, vsb23);
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(3, 3, 3, 3)), vxb3));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(3, 3, 3, 3)), vxb3));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(3, 3, 3, 3)), vxb3));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(3, 3, 3, 3)), vxb3));
w = (const void*) ((const int8_t*) w + 32);
k -= 8 * sizeof(int8_t);
}
if (k != 0) {
const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0);
const __m128i vxa0 = _mm_srai_epi16(_mm_unpacklo_epi8(va0, va0), 8);
a0 = (const int8_t*) ((uintptr_t) a0 + k);
const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1);
const __m128i vxa1 = _mm_srai_epi16(_mm_unpacklo_epi8(va1, va1), 8);
a1 = (const int8_t*) ((uintptr_t) a1 + k);
const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2);
const __m128i vxa2 = _mm_srai_epi16(_mm_unpacklo_epi8(va2, va2), 8);
a2 = (const int8_t*) ((uintptr_t) a2 + k);
const __m128i va3 = _mm_loadl_epi64((const __m128i*) a3);
const __m128i vxa3 = _mm_srai_epi16(_mm_unpacklo_epi8(va3, va3), 8);
a3 = (const int8_t*) ((uintptr_t) a3 + k);
const __m128i vb0 = _mm_loadl_epi64((const __m128i*) w);
w = (const void*) ((const int8_t*) w + 8);
const __m128i vxb0 = _mm_srai_epi16(_mm_unpacklo_epi8(vb0, vb0), 8);
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(0, 0, 0, 0)), vxb0));
if (k > 2 * sizeof(int8_t)) {
const __m128i vb1 = _mm_loadl_epi64((const __m128i*) w);
w = (const void*) ((const int8_t*) w + 8);
const __m128i vxb1 = _mm_srai_epi16(_mm_unpacklo_epi8(vb1, vb1), 8);
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(1, 1, 1, 1)), vxb1));
if (k > 4 * sizeof(int8_t)) {
const __m128i vb2 = _mm_loadl_epi64((const __m128i*) w);
w = (const void*) ((const int8_t*) w + 8);
const __m128i vxb2 = _mm_srai_epi16(_mm_unpacklo_epi8(vb2, vb2), 8);
vacc0x0123 = _mm_add_epi32(vacc0x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa0, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc1x0123 = _mm_add_epi32(vacc1x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa1, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc2x0123 = _mm_add_epi32(vacc2x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa2, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
vacc3x0123 = _mm_add_epi32(vacc3x0123,
_mm_madd_epi16(_mm_shuffle_epi32(vxa3, _MM_SHUFFLE(2, 2, 2, 2)), vxb2));
}
}
}
p -= 4 * sizeof(void*);
} while (p != 0);
__m128 vscaled0x0123 = _mm_cvtepi32_ps(vacc0x0123);
__m128 vscaled1x0123 = _mm_cvtepi32_ps(vacc1x0123);
__m128 vscaled2x0123 = _mm_cvtepi32_ps(vacc2x0123);
__m128 vscaled3x0123 = _mm_cvtepi32_ps(vacc3x0123);
const __m128 vscale0123 = _mm_loadu_ps((const float*) w);
w = (const void*) ((const float*) w + 4);
vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale0123);
vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale0123);
vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale0123);
vscaled3x0123 = _mm_mul_ps(vscaled3x0123, vscale0123);
vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123);
vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123);
vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123);
vacc3x0123 = _mm_cvtps_epi32(vscaled3x0123);
const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse2.output_zero_point);
__m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point);
__m128i vacc23x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc3x0123), voutput_zero_point);
const __m128i voutput_min = _mm_load_si128((const __m128i*) params->sse2.output_min);
const __m128i voutput_max = _mm_load_si128((const __m128i*) params->sse2.output_max);
vacc01x0123 = _mm_min_epi16(_mm_max_epi16(vacc01x0123, voutput_min), voutput_max);
vacc23x0123 = _mm_min_epi16(_mm_max_epi16(vacc23x0123, voutput_min), voutput_max);
__m128i vout = _mm_packs_epi16(vacc01x0123, vacc23x0123);
if (nc >= 4) {
*((uint32_t*) c3) = (uint32_t) _mm_cvtsi128_si32(_mm_shuffle_epi32(vout, _MM_SHUFFLE(3, 3, 3, 3)));
c3 = (int8_t*) ((uintptr_t) c3 + cn_stride);
*((uint32_t*) c2) = (uint32_t) _mm_cvtsi128_si32(_mm_shuffle_epi32(vout, _MM_SHUFFLE(2, 2, 2, 2)));
c2 = (int8_t*) ((uintptr_t) c2 + cn_stride);
*((uint32_t*) c1) = (uint32_t) _mm_cvtsi128_si32(_mm_shuffle_epi32(vout, _MM_SHUFFLE(1, 1, 1, 1)));
c1 = (int8_t*) ((uintptr_t) c1 + cn_stride);
*((uint32_t*) c0) = (uint32_t) _mm_cvtsi128_si32(vout);
c0 = (int8_t*) ((uintptr_t) c0 + cn_stride);
a = (const int8_t**restrict) ((uintptr_t) a - ks);
nc -= 4;
} else {
if (nc & 2) {
*((uint16_t*) c3) = (uint16_t) _mm_extract_epi16(vout, 6);
c3 += 2;
*((uint16_t*) c2) = (uint16_t) _mm_extract_epi16(vout, 4);
c2 += 2;
*((uint16_t*) c1) = (uint16_t) _mm_extract_epi16(vout, 2);
c1 += 2;
*((uint16_t*) c0) = (uint16_t) _mm_extract_epi16(vout, 0);
c0 += 2;
vout = _mm_srli_epi32(vout, 16);
}
if (nc & 1) {
*c3 = (int8_t) _mm_extract_epi16(vout, 6);
*c2 = (int8_t) _mm_extract_epi16(vout, 4);
*c1 = (int8_t) _mm_extract_epi16(vout, 2);
*c0 = (int8_t) _mm_cvtsi128_si32(vout);
}
nc = 0;
}
} while (nc != 0);
}