| // Auto-generated file. Do not edit! |
| // Template: src/qs8-gemm/MRx4c8-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 <smmintrin.h> |
| |
| #include <xnnpack/gemm.h> |
| #include <xnnpack/math.h> |
| |
| |
| void xnn_qc8_gemm_minmax_fp32_ukernel_3x4c8__sse41_ld128( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| const int8_t* restrict a, |
| size_t a_stride, |
| const void* restrict w, |
| int8_t* restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| const union xnn_qs8_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN XNN_DISABLE_MSAN |
| { |
| assert(mr != 0); |
| assert(mr <= 3); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(kc % sizeof(int8_t) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| kc = round_up_po2(kc, 8); |
| const int8_t* a0 = a; |
| int8_t* c0 = c; |
| const int8_t* a1 = (const int8_t*) ((uintptr_t) a0 + a_stride); |
| int8_t* c1 = (int8_t*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr < 2) { |
| a1 = a0; |
| c1 = c0; |
| } |
| const int8_t* a2 = (const int8_t*) ((uintptr_t) a1 + a_stride); |
| int8_t* c2 = (int8_t*) ((uintptr_t) c1 + cm_stride); |
| if XNN_UNPREDICTABLE(mr <= 2) { |
| a2 = a1; |
| c2 = c1; |
| } |
| |
| do { |
| __m128i vacc0x0 = _mm_cvtsi32_si128((int) ((const int32_t*) w)[0]); |
| __m128i vacc0x1 = _mm_cvtsi32_si128((int) ((const int32_t*) w)[1]); |
| __m128i vacc0x2 = _mm_cvtsi32_si128((int) ((const int32_t*) w)[2]); |
| __m128i vacc0x3 = _mm_cvtsi32_si128((int) ((const int32_t*) w)[3]); |
| __m128i vacc1x0 = vacc0x0; |
| __m128i vacc1x1 = vacc0x1; |
| __m128i vacc1x2 = vacc0x2; |
| __m128i vacc1x3 = vacc0x3; |
| __m128i vacc2x0 = vacc0x0; |
| __m128i vacc2x1 = vacc0x1; |
| __m128i vacc2x2 = vacc0x2; |
| __m128i vacc2x3 = vacc0x3; |
| w = (const void*) ((uintptr_t) w + 4 * sizeof(int32_t)); |
| |
| size_t k = 0; |
| while (k < kc) { |
| const __m128i va0 = _mm_loadl_epi64((const __m128i*) a0); |
| const __m128i vxa0 = _mm_cvtepi8_epi16(va0); |
| a0 += 8; |
| const __m128i va1 = _mm_loadl_epi64((const __m128i*) a1); |
| const __m128i vxa1 = _mm_cvtepi8_epi16(va1); |
| a1 += 8; |
| const __m128i va2 = _mm_loadl_epi64((const __m128i*) a2); |
| const __m128i vxa2 = _mm_cvtepi8_epi16(va2); |
| a2 += 8; |
| |
| const __m128i vb01 = _mm_load_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); |
| |
| vacc0x0 = _mm_add_epi32(vacc0x0, _mm_madd_epi16(vxa0, vxb0)); |
| vacc0x1 = _mm_add_epi32(vacc0x1, _mm_madd_epi16(vxa0, vxb1)); |
| vacc1x0 = _mm_add_epi32(vacc1x0, _mm_madd_epi16(vxa1, vxb0)); |
| vacc1x1 = _mm_add_epi32(vacc1x1, _mm_madd_epi16(vxa1, vxb1)); |
| vacc2x0 = _mm_add_epi32(vacc2x0, _mm_madd_epi16(vxa2, vxb0)); |
| vacc2x1 = _mm_add_epi32(vacc2x1, _mm_madd_epi16(vxa2, vxb1)); |
| const __m128i vb23 = _mm_load_si128((const __m128i*) ((uintptr_t) w + 16 * sizeof(int8_t))); |
| 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); |
| |
| vacc0x2 = _mm_add_epi32(vacc0x2, _mm_madd_epi16(vxa0, vxb2)); |
| vacc0x3 = _mm_add_epi32(vacc0x3, _mm_madd_epi16(vxa0, vxb3)); |
| vacc1x2 = _mm_add_epi32(vacc1x2, _mm_madd_epi16(vxa1, vxb2)); |
| vacc1x3 = _mm_add_epi32(vacc1x3, _mm_madd_epi16(vxa1, vxb3)); |
| vacc2x2 = _mm_add_epi32(vacc2x2, _mm_madd_epi16(vxa2, vxb2)); |
| vacc2x3 = _mm_add_epi32(vacc2x3, _mm_madd_epi16(vxa2, vxb3)); |
| |
| w = (const void*) ((uintptr_t) w + 32 * sizeof(int8_t)); |
| k += 8 * sizeof(int8_t); |
| } |
| |
| const __m128i vacc0x01 = _mm_hadd_epi32(vacc0x0, vacc0x1); |
| const __m128i vacc0x23 = _mm_hadd_epi32(vacc0x2, vacc0x3); |
| const __m128i vacc1x01 = _mm_hadd_epi32(vacc1x0, vacc1x1); |
| const __m128i vacc1x23 = _mm_hadd_epi32(vacc1x2, vacc1x3); |
| const __m128i vacc2x01 = _mm_hadd_epi32(vacc2x0, vacc2x1); |
| const __m128i vacc2x23 = _mm_hadd_epi32(vacc2x2, vacc2x3); |
| |
| __m128i vacc0x0123 = _mm_hadd_epi32(vacc0x01, vacc0x23); |
| __m128i vacc1x0123 = _mm_hadd_epi32(vacc1x01, vacc1x23); |
| __m128i vacc2x0123 = _mm_hadd_epi32(vacc2x01, vacc2x23); |
| |
| __m128 vscaled0x0123 = _mm_cvtepi32_ps(vacc0x0123); |
| __m128 vscaled1x0123 = _mm_cvtepi32_ps(vacc1x0123); |
| __m128 vscaled2x0123 = _mm_cvtepi32_ps(vacc2x0123); |
| |
| const __m128 vscale0123 = _mm_load_ps((const float*) w); |
| w = (const void*) ((uintptr_t) w + 4 * sizeof(float)); |
| vscaled0x0123 = _mm_mul_ps(vscaled0x0123, vscale0123); |
| vscaled1x0123 = _mm_mul_ps(vscaled1x0123, vscale0123); |
| vscaled2x0123 = _mm_mul_ps(vscaled2x0123, vscale0123); |
| |
| vacc0x0123 = _mm_cvtps_epi32(vscaled0x0123); |
| vacc1x0123 = _mm_cvtps_epi32(vscaled1x0123); |
| vacc2x0123 = _mm_cvtps_epi32(vscaled2x0123); |
| |
| const __m128i voutput_zero_point = _mm_load_si128((const __m128i*) params->sse4.output_zero_point); |
| __m128i vacc01x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc0x0123, vacc1x0123), voutput_zero_point); |
| __m128i vacc22x0123 = _mm_adds_epi16(_mm_packs_epi32(vacc2x0123, vacc2x0123), voutput_zero_point); |
| |
| |
| __m128i vout = _mm_packs_epi16(vacc01x0123, vacc22x0123); |
| |
| vout = _mm_max_epi8(vout, _mm_load_si128((const __m128i*) params->sse4.output_min)); |
| vout = _mm_min_epi8(vout, _mm_load_si128((const __m128i*) params->sse4.output_max)); |
| |
| if (nc >= 4) { |
| *((uint32_t*) c0) = (uint32_t) _mm_cvtsi128_si32(vout); |
| *((uint32_t*) c1) = (uint32_t) _mm_extract_epi32(vout, 1); |
| *((uint32_t*) c2) = (uint32_t) _mm_extract_epi32(vout, 2); |
| |
| c0 = (int8_t*) ((uintptr_t) c0 + cn_stride); |
| c1 = (int8_t*) ((uintptr_t) c1 + cn_stride); |
| c2 = (int8_t*) ((uintptr_t) c2 + cn_stride); |
| |
| a0 = (const int8_t*) ((uintptr_t) a0 - kc); |
| a1 = (const int8_t*) ((uintptr_t) a1 - kc); |
| a2 = (const int8_t*) ((uintptr_t) a2 - kc); |
| |
| nc -= 4; |
| } else { |
| if (nc & 2) { |
| *((uint16_t*) c0) = (uint16_t) _mm_extract_epi16(vout, 0); |
| c0 += 2; |
| *((uint16_t*) c1) = (uint16_t) _mm_extract_epi16(vout, 2); |
| c1 += 2; |
| *((uint16_t*) c2) = (uint16_t) _mm_extract_epi16(vout, 4); |
| c2 += 2; |
| vout = _mm_srli_epi32(vout, 16); |
| } |
| if (nc & 1) { |
| *((int8_t*) c0) = (int8_t) _mm_extract_epi8(vout, 0); |
| *((int8_t*) c1) = (int8_t) _mm_extract_epi8(vout, 4); |
| *((int8_t*) c2) = (int8_t) _mm_extract_epi8(vout, 8); |
| } |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |