1 // Auto-generated file. Do not edit!
2 // Template: src/f32-spmm/wasmsimd.c.in
3 // Generator: tools/xngen
4 //
5 // Copyright 2020 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 <wasm_simd128.h>
13
14 #include <xnnpack/spmm.h>
15
16
xnn_f32_spmm_minmax_ukernel_4x1__wasmsimd_x86(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__wasmsimd_x86(
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 v128_t vmin = wasm_v128_load64_splat(params->wasmsimd.min);
33 const v128_t vmax = wasm_v128_load64_splat(params->wasmsimd.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 v128_t vacc0123 = wasm_v128_load32_splat(w); w += 1;
43 if XNN_LIKELY(nnz != 0) {
44 do {
45 const intptr_t diff = *dmap++;
46 const v128_t vi0123 = wasm_v128_load(input);
47 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
48 const v128_t vw = wasm_v128_load32_splat(w); w += 1;
49 vacc0123 = wasm_f32x4_add(vacc0123, wasm_f32x4_mul(vi0123, vw));
50 } while (--nnz != 0);
51 }
52 v128_t vout0123 = wasm_f32x4_pmin(vmax, vacc0123);
53 vout0123 = wasm_f32x4_pmax(vmin, vout0123);
54 wasm_v128_store(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 v128_t vacc01 = wasm_v128_load32_splat(w); w += 1;
71 if XNN_LIKELY(nnz != 0) {
72 do {
73 const intptr_t diff = *dmap++;
74 const v128_t vi01 = wasm_v128_load64_splat(input);
75 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
76 const v128_t vw = wasm_v128_load32_splat(w); w += 1;
77 vacc01 = wasm_f32x4_add(vacc01, wasm_f32x4_mul(vi01, vw));
78 } while (--nnz != 0);
79 }
80 v128_t vout01 = wasm_f32x4_pmin(vmax, vacc01);
81 vout01 = wasm_f32x4_pmax(vmin, vout01);
82 *((double*) output) = wasm_f64x2_extract_lane(vout01, 0);
83
84 output = (float*restrict) ((uintptr_t) output + output_stride);
85 } while (--n != 0);
86 output = (float*restrict) ((uintptr_t) output - output_decrement);
87 input += 2;
88 }
89 output_decrement += 1 * sizeof(float);
90 if (mc & (1 * sizeof(float))) {
91 const float*restrict w = weights;
92 const int32_t* dmap = widx_dmap;
93 const uint32_t* nnzmap = nidx_nnzmap;
94 size_t n = nc;
95 do {
96 uint32_t nnz = *nnzmap++;
97 v128_t vacc0 = wasm_v128_load32_splat(w); w += 1;
98 if XNN_LIKELY(nnz != 0) {
99 do {
100 const intptr_t diff = *dmap++;
101 const v128_t vi0 = wasm_v128_load32_splat(input);
102 input = (const float*restrict) ((uintptr_t) input + (uintptr_t) diff);
103 const v128_t vw = wasm_v128_load32_splat(w); w += 1;
104 vacc0 = wasm_f32x4_add(vacc0, wasm_f32x4_mul(vi0, vw));
105 } while (--nnz != 0);
106 }
107 v128_t vout0 = wasm_f32x4_pmin(vmax, vacc0);
108 vout0 = wasm_f32x4_pmax(vmin, vout0);
109 *output = wasm_f32x4_extract_lane(vout0, 0);
110
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