| // Auto-generated file. Do not edit! |
| // Template: src/f32-igemm/MRx2c4-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/igemm.h> |
| |
| |
| void xnn_f32_igemm_ukernel_4x2c4__sse( |
| size_t mr, |
| size_t nc, |
| size_t kc, |
| size_t ks, |
| const float**restrict a, |
| const float*restrict w, |
| float*restrict c, |
| size_t cm_stride, |
| size_t cn_stride, |
| size_t a_offset, |
| const float* zero, |
| const union xnn_f32_minmax_params params[restrict static 1]) |
| { |
| assert(mr != 0); |
| assert(mr <= 4); |
| assert(nc != 0); |
| assert(kc != 0); |
| assert(kc % sizeof(float) == 0); |
| assert(ks != 0); |
| assert(ks % (4 * sizeof(void*)) == 0); |
| assert(a_offset % sizeof(float) == 0); |
| assert(a != NULL); |
| assert(w != NULL); |
| assert(c != NULL); |
| |
| float* c0 = c; |
| float* c1 = (float*) ((uintptr_t) c0 + cm_stride); |
| if XNN_UNPREDICTABLE(mr < 2) { |
| c1 = c0; |
| } |
| float* c2 = (float*) ((uintptr_t) c1 + cm_stride); |
| if XNN_UNPREDICTABLE(mr <= 2) { |
| c2 = c1; |
| } |
| float* c3 = (float*) ((uintptr_t) c2 + cm_stride); |
| if XNN_UNPREDICTABLE(mr != 4) { |
| c3 = c2; |
| } |
| |
| do { |
| __m128 vacc0x0c4 = _mm_load_ss(w); |
| __m128 vacc0x1c4 = _mm_load_ss(w + 1); |
| __m128 vacc1x0c4 = vacc0x0c4; |
| __m128 vacc1x1c4 = vacc0x1c4; |
| __m128 vacc2x0c4 = vacc0x0c4; |
| __m128 vacc2x1c4 = vacc0x1c4; |
| __m128 vacc3x0c4 = vacc0x0c4; |
| __m128 vacc3x1c4 = vacc0x1c4; |
| w += 2; |
| |
| size_t p = ks; |
| do { |
| const float* restrict a0 = a[0]; |
| assert(a0 != NULL); |
| if XNN_UNPREDICTABLE(a0 != zero) { |
| a0 = (const float*) ((uintptr_t) a0 + a_offset); |
| } |
| const float* restrict a1 = a[1]; |
| assert(a1 != NULL); |
| if XNN_UNPREDICTABLE(a1 != zero) { |
| a1 = (const float*) ((uintptr_t) a1 + a_offset); |
| } |
| const float* restrict a2 = a[2]; |
| assert(a2 != NULL); |
| if XNN_UNPREDICTABLE(a2 != zero) { |
| a2 = (const float*) ((uintptr_t) a2 + a_offset); |
| } |
| const float* restrict a3 = a[3]; |
| assert(a3 != NULL); |
| if XNN_UNPREDICTABLE(a3 != zero) { |
| a3 = (const float*) ((uintptr_t) a3 + a_offset); |
| } |
| a += 4; |
| |
| size_t k = kc; |
| for (; k >= 4 * sizeof(float); k -= 4 * sizeof(float)) { |
| const __m128 va0 = _mm_loadu_ps(a0); |
| a0 += 4; |
| const __m128 va1 = _mm_loadu_ps(a1); |
| a1 += 4; |
| const __m128 va2 = _mm_loadu_ps(a2); |
| a2 += 4; |
| const __m128 va3 = _mm_loadu_ps(a3); |
| a3 += 4; |
| |
| const __m128 vb0 = _mm_loadu_ps(w); |
| const __m128 vb1 = _mm_loadu_ps(w + 4); |
| w += 8; |
| |
| vacc0x0c4 = _mm_add_ps(vacc0x0c4, _mm_mul_ps(va0, vb0)); |
| vacc0x1c4 = _mm_add_ps(vacc0x1c4, _mm_mul_ps(va0, vb1)); |
| vacc1x0c4 = _mm_add_ps(vacc1x0c4, _mm_mul_ps(va1, vb0)); |
| vacc1x1c4 = _mm_add_ps(vacc1x1c4, _mm_mul_ps(va1, vb1)); |
| vacc2x0c4 = _mm_add_ps(vacc2x0c4, _mm_mul_ps(va2, vb0)); |
| vacc2x1c4 = _mm_add_ps(vacc2x1c4, _mm_mul_ps(va2, vb1)); |
| vacc3x0c4 = _mm_add_ps(vacc3x0c4, _mm_mul_ps(va3, vb0)); |
| vacc3x1c4 = _mm_add_ps(vacc3x1c4, _mm_mul_ps(va3, vb1)); |
| } |
| if XNN_UNLIKELY(k != 0) { |
| const __m128 va0 = _mm_loadu_ps(a0); |
| const __m128 va1 = _mm_loadu_ps(a1); |
| const __m128 va2 = _mm_loadu_ps(a2); |
| const __m128 va3 = _mm_loadu_ps(a3); |
| |
| const __m128 vb0 = _mm_loadu_ps(w); |
| const __m128 vb1 = _mm_loadu_ps(w + 4); |
| w += 8; |
| |
| const __m128 vmask0 = _mm_cmpeq_ps(_mm_setzero_ps(), vb0); |
| const __m128 vmask1 = _mm_cmpeq_ps(_mm_setzero_ps(), vb1); |
| |
| vacc0x0c4 = _mm_add_ps(vacc0x0c4, _mm_mul_ps(_mm_andnot_ps(vmask0, va0), vb0)); |
| vacc0x1c4 = _mm_add_ps(vacc0x1c4, _mm_mul_ps(_mm_andnot_ps(vmask1, va0), vb1)); |
| vacc1x0c4 = _mm_add_ps(vacc1x0c4, _mm_mul_ps(_mm_andnot_ps(vmask0, va1), vb0)); |
| vacc1x1c4 = _mm_add_ps(vacc1x1c4, _mm_mul_ps(_mm_andnot_ps(vmask1, va1), vb1)); |
| vacc2x0c4 = _mm_add_ps(vacc2x0c4, _mm_mul_ps(_mm_andnot_ps(vmask0, va2), vb0)); |
| vacc2x1c4 = _mm_add_ps(vacc2x1c4, _mm_mul_ps(_mm_andnot_ps(vmask1, va2), vb1)); |
| vacc3x0c4 = _mm_add_ps(vacc3x0c4, _mm_mul_ps(_mm_andnot_ps(vmask0, va3), vb0)); |
| vacc3x1c4 = _mm_add_ps(vacc3x1c4, _mm_mul_ps(_mm_andnot_ps(vmask1, va3), vb1)); |
| } |
| p -= 4 * sizeof(void*); |
| } while (p != 0); |
| |
| const __m128 vacc0x01c2 = _mm_add_ps(_mm_unpacklo_ps(vacc0x0c4, vacc0x1c4), _mm_unpackhi_ps(vacc0x0c4, vacc0x1c4)); |
| const __m128 vacc1x01c2 = _mm_add_ps(_mm_unpacklo_ps(vacc1x0c4, vacc1x1c4), _mm_unpackhi_ps(vacc1x0c4, vacc1x1c4)); |
| const __m128 vacc2x01c2 = _mm_add_ps(_mm_unpacklo_ps(vacc2x0c4, vacc2x1c4), _mm_unpackhi_ps(vacc2x0c4, vacc2x1c4)); |
| const __m128 vacc3x01c2 = _mm_add_ps(_mm_unpacklo_ps(vacc3x0c4, vacc3x1c4), _mm_unpackhi_ps(vacc3x0c4, vacc3x1c4)); |
| |
| __m128 vacc01x01 = _mm_add_ps(_mm_movelh_ps(vacc0x01c2, vacc1x01c2), _mm_movehl_ps(vacc1x01c2, vacc0x01c2)); |
| __m128 vacc23x01 = _mm_add_ps(_mm_movelh_ps(vacc2x01c2, vacc3x01c2), _mm_movehl_ps(vacc3x01c2, vacc2x01c2)); |
| |
| const __m128 vmax = _mm_load_ps(params->sse.max); |
| vacc01x01 = _mm_min_ps(vacc01x01, vmax); |
| vacc23x01 = _mm_min_ps(vacc23x01, vmax); |
| |
| const __m128 vmin = _mm_load_ps(params->sse.min); |
| vacc01x01 = _mm_max_ps(vacc01x01, vmin); |
| vacc23x01 = _mm_max_ps(vacc23x01, vmin); |
| |
| if XNN_LIKELY(nc >= 2) { |
| _mm_storeh_pi((__m64*) c3, vacc23x01); |
| c3 = (float*) ((uintptr_t) c3 + cn_stride); |
| _mm_storel_pi((__m64*) c2, vacc23x01); |
| c2 = (float*) ((uintptr_t) c2 + cn_stride); |
| _mm_storeh_pi((__m64*) c1, vacc01x01); |
| c1 = (float*) ((uintptr_t) c1 + cn_stride); |
| _mm_storel_pi((__m64*) c0, vacc01x01); |
| c0 = (float*) ((uintptr_t) c0 + cn_stride); |
| |
| a = (const float**restrict) ((uintptr_t) a - ks); |
| nc -= 2; |
| } else { |
| assert(nc == 1); |
| _mm_store_ss(c3, _mm_movehl_ps(vacc23x01, vacc23x01)); |
| _mm_store_ss(c2, vacc23x01); |
| _mm_store_ss(c1, _mm_movehl_ps(vacc01x01, vacc01x01)); |
| _mm_store_ss(c0, vacc01x01); |
| |
| nc = 0; |
| } |
| } while (nc != 0); |
| } |