| // Auto-generated file. Do not edit! |
| // Template: src/f32-spmm/sse.c.in |
| // Generator: tools/xngen |
| // |
| // Copyright 2019 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 <xmmintrin.h> |
| |
| #include <xnnpack/spmm.h> |
| |
| |
| void xnn_f32_spmm_ukernel_4x1__sse( |
| uint32_t m, |
| uint32_t n, |
| const float*restrict a, |
| const float*restrict weights, |
| const int32_t*restrict widx_dmap, |
| const uint32_t*restrict nidx_nnzmap, |
| float*restrict c, |
| const union xnn_f32_minmax_params params[restrict static 1]) |
| { |
| assert(m != 0); |
| |
| const __m128 vmin = _mm_load_ps(params->sse.min); |
| const __m128 vmax = _mm_load_ps(params->sse.max); |
| size_t i = m; |
| while XNN_LIKELY(i >= 4) { |
| const float*restrict w = weights; |
| const int32_t* dmap = widx_dmap; |
| const uint32_t* nnzmap = nidx_nnzmap; |
| size_t j = n; |
| do { |
| uint32_t nnz = *nnzmap++; |
| __m128 vacc0123 = _mm_load1_ps(w); w += 1; |
| if XNN_LIKELY(nnz != 0) { |
| do { |
| const intptr_t diff = *dmap++; |
| const __m128 va0123 = _mm_loadu_ps(a); |
| a = (const float*restrict) ((uintptr_t) a + (uintptr_t) diff); |
| const __m128 vb = _mm_load1_ps(w); w += 1; |
| vacc0123 = _mm_add_ps(vacc0123, _mm_mul_ps(va0123, vb)); |
| } while (--nnz != 0); |
| } |
| __m128 vout0123 = _mm_min_ps(vacc0123, vmax); |
| vout0123 = _mm_max_ps(vout0123, vmin); |
| _mm_storeu_ps(c, vout0123); |
| c += 1 * m; |
| } while (--j != 0); |
| c -= m * n; |
| c += 4; |
| a += 4; |
| i -= 4; |
| } |
| if XNN_UNLIKELY(i != 0) { |
| if (i & 2) { |
| const float*restrict w = weights; |
| const int32_t* dmap = widx_dmap; |
| const uint32_t* nnzmap = nidx_nnzmap; |
| size_t j = n; |
| do { |
| uint32_t nnz = *nnzmap++; |
| __m128 vacc01 = _mm_load_ss(w); w += 1; |
| vacc01 = _mm_unpacklo_ps(vacc01, vacc01); |
| if XNN_LIKELY(nnz != 0) { |
| do { |
| const intptr_t diff = *dmap++; |
| const __m128 va01 = _mm_loadl_pi(_mm_undefined_ps(), (const __m64*) a); |
| a = (const float*restrict) ((uintptr_t) a + (uintptr_t) diff); |
| __m128 vb = _mm_load_ss(w); w += 1; |
| vb = _mm_unpacklo_ps(vb, vb); |
| vacc01 = _mm_add_ps(vacc01, _mm_mul_ps(va01, vb)); |
| } while (--nnz != 0); |
| } |
| __m128 vout01 = _mm_min_ps(vacc01, vmax); |
| vout01 = _mm_max_ps(vout01, vmin); |
| _mm_storel_pi((__m64*) c, vout01); |
| c += 1 * m; |
| } while (--j != 0); |
| c -= m * n; |
| c += 2; |
| a += 2; |
| } |
| if (i & 1) { |
| const float*restrict w = weights; |
| const int32_t* dmap = widx_dmap; |
| const uint32_t* nnzmap = nidx_nnzmap; |
| size_t j = n; |
| do { |
| uint32_t nnz = *nnzmap++; |
| __m128 vacc0 = _mm_load_ss(w); w += 1; |
| if XNN_LIKELY(nnz != 0) { |
| do { |
| const intptr_t diff = *dmap++; |
| const __m128 va0 = _mm_load_ss(a); |
| a = (const float*restrict) ((uintptr_t) a + (uintptr_t) diff); |
| const __m128 vb = _mm_load_ss(w); w += 1; |
| vacc0 = _mm_add_ss(vacc0, _mm_mul_ss(va0, vb)); |
| } while (--nnz != 0); |
| } |
| __m128 vout0 = _mm_min_ss(vacc0, vmax); |
| vout0 = _mm_max_ss(vout0, vmin); |
| _mm_store_ss(c, vout0); |
| c += 1 * m; |
| } while (--j != 0); |
| c -= m * n; |
| c += 1; |
| a += 1; |
| } |
| } |
| } |