| // 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); |
| } |