1 // Auto-generated file. Do not edit!
2 // Template: src/f32-spmm/sse.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2019 Google LLC
6 //
7 // This source code is licensed under the BSD-style license found in the
8 // LICENSE file in the root directory of this source tree.
9
10 #include <assert.h>
11
12 #include <immintrin.h>
13
14 #include <xnnpack/spmm.h>
15
16
xnn_f32_spmm_minmax_ukernel_4x1__sse(size_t mc,size_t nc,const float * restrict input,const float * restrict weights,const int32_t * restrict widx_dmap,const uint32_t * restrict nidx_nnzmap,float * restrict output,size_t output_stride,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_spmm_minmax_ukernel_4x1__sse(
18 size_t mc,
19 size_t nc,
20 const float*restrict input,
21 const float*restrict weights,
22 const int32_t*restrict widx_dmap,
23 const uint32_t*restrict nidx_nnzmap,
24 float*restrict output,
25 size_t output_stride,
26 const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
27 {
28 assert(mc != 0);
29 assert(mc % sizeof(float) == 0);
30 assert(nc != 0);
31
32 const __m128 vmin = _mm_load_ps(params->sse.min);
33 const __m128 vmax = _mm_load_ps(params->sse.max);
34 size_t output_decrement = output_stride * nc - 4 * sizeof(float);
35 while XNN_LIKELY(mc >= 4 * sizeof(float)) {
36 const float*restrict w = weights;
37 const int32_t* dmap = widx_dmap;
38 const uint32_t* nnzmap = nidx_nnzmap;
39 size_t n = nc;
40 do {
41 uint32_t nnz = *nnzmap++;
42 __m128 vacc0123 = _mm_load1_ps(w); w += 1;
43 if XNN_LIKELY(nnz != 0) {
44 do {
45 const intptr_t diff = *dmap++;
46 const __m128 vi0123 = _mm_loadu_ps(input);
47 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
48 const __m128 vw = _mm_load1_ps(w); w += 1;
49 vacc0123 = _mm_add_ps(vacc0123, _mm_mul_ps(vi0123, vw));
50 } while (--nnz != 0);
51 }
52 __m128 vout0123 = _mm_min_ps(vacc0123, vmax);
53 vout0123 = _mm_max_ps(vout0123, vmin);
54 _mm_storeu_ps(output, vout0123);
55 output = (float*restrict) ((uintptr_t) output + output_stride);
56 } while (--n != 0);
57 output = (float*restrict) ((uintptr_t) output - output_decrement);
58 input += 4;
59 mc -= 4 * sizeof(float);
60 }
61 if XNN_UNLIKELY(mc != 0) {
62 output_decrement += 2 * sizeof(float);
63 if (mc & (2 * sizeof(float))) {
64 const float*restrict w = weights;
65 const int32_t* dmap = widx_dmap;
66 const uint32_t* nnzmap = nidx_nnzmap;
67 size_t n = nc;
68 do {
69 uint32_t nnz = *nnzmap++;
70 __m128 vacc01 = _mm_load_ss(w); w += 1;
71 vacc01 = _mm_unpacklo_ps(vacc01, vacc01);
72 if XNN_LIKELY(nnz != 0) {
73 do {
74 const intptr_t diff = *dmap++;
75 const __m128 vi01 = _mm_loadl_pi(_mm_undefined_ps(), (const __m64*) input);
76 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
77 __m128 vw = _mm_load_ss(w); w += 1;
78 vw = _mm_unpacklo_ps(vw, vw);
79 vacc01 = _mm_add_ps(vacc01, _mm_mul_ps(vi01, vw));
80 } while (--nnz != 0);
81 }
82 __m128 vout01 = _mm_min_ps(vacc01, vmax);
83 vout01 = _mm_max_ps(vout01, vmin);
84 _mm_storel_pi((__m64*) output, vout01);
85 output = (float*restrict) ((uintptr_t) output + output_stride);
86 } while (--n != 0);
87 output = (float*restrict) ((uintptr_t) output - output_decrement);
88 input += 2;
89 }
90 output_decrement += 1 * sizeof(float);
91 if (mc & (1 * sizeof(float))) {
92 const float*restrict w = weights;
93 const int32_t* dmap = widx_dmap;
94 const uint32_t* nnzmap = nidx_nnzmap;
95 size_t n = nc;
96 do {
97 uint32_t nnz = *nnzmap++;
98 __m128 vacc0 = _mm_load_ss(w); w += 1;
99 if XNN_LIKELY(nnz != 0) {
100 do {
101 const intptr_t diff = *dmap++;
102 const __m128 vi0 = _mm_load_ss(input);
103 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
104 const __m128 vw = _mm_load_ss(w); w += 1;
105 vacc0 = _mm_add_ss(vacc0, _mm_mul_ss(vi0, vw));
106 } while (--nnz != 0);
107 }
108 __m128 vout0 = _mm_min_ss(vacc0, vmax);
109 vout0 = _mm_max_ss(vout0, vmin);
110 _mm_store_ss(output, vout0);
111 output = (float*restrict) ((uintptr_t) output + output_stride);
112 } while (--n != 0);
113 output = (float*restrict) ((uintptr_t) output - output_decrement);
114 input += 1;
115 }
116 }
117 }
118