1 // Auto-generated file. Do not edit!
2 // Template: src/f32-gemm/wasmsimd-loadsplat.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/gemm.h>
15
16
xnn_f32_gemm_minmax_ukernel_4x8__wasmsimd_x86_loadsplat(size_t mr,size_t nc,size_t kc,const float * restrict a,size_t a_stride,const float * restrict w,float * restrict c,size_t cm_stride,size_t cn_stride,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_gemm_minmax_ukernel_4x8__wasmsimd_x86_loadsplat(
18 size_t mr,
19 size_t nc,
20 size_t kc,
21 const float*restrict a,
22 size_t a_stride,
23 const float*restrict w,
24 float*restrict c,
25 size_t cm_stride,
26 size_t cn_stride,
27 const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
28 {
29 assert(mr != 0);
30 assert(mr <= 4);
31 assert(nc != 0);
32 assert(kc != 0);
33 assert(kc % sizeof(float) == 0);
34 assert(a != NULL);
35 assert(w != NULL);
36 assert(c != NULL);
37
38 const float* a0 = a;
39 float* c0 = c;
40 const float* a1 = (const float*) ((uintptr_t) a0 + a_stride);
41 float* c1 = (float*) ((uintptr_t) c0 + cm_stride);
42 if XNN_UNPREDICTABLE(mr < 2) {
43 a1 = a0;
44 c1 = c0;
45 }
46 const float* a2 = (const float*) ((uintptr_t) a1 + a_stride);
47 float* c2 = (float*) ((uintptr_t) c1 + cm_stride);
48 if XNN_UNPREDICTABLE(mr <= 2) {
49 a2 = a1;
50 c2 = c1;
51 }
52 const float* a3 = (const float*) ((uintptr_t) a2 + a_stride);
53 float* c3 = (float*) ((uintptr_t) c2 + cm_stride);
54 if XNN_UNPREDICTABLE(mr != 4) {
55 a3 = a2;
56 c3 = c2;
57 }
58
59 const v128_t vmin = wasm_v128_load64_splat(params->wasmsimd.min);
60 const v128_t vmax = wasm_v128_load64_splat(params->wasmsimd.max);
61 do {
62 v128_t vacc0x0123 = wasm_v128_load(w + 0);
63 v128_t vacc0x4567 = wasm_v128_load(w + 4);
64 v128_t vacc1x0123 = vacc0x0123;
65 v128_t vacc1x4567 = vacc0x4567;
66 v128_t vacc2x0123 = vacc0x0123;
67 v128_t vacc2x4567 = vacc0x4567;
68 v128_t vacc3x0123 = vacc0x0123;
69 v128_t vacc3x4567 = vacc0x4567;
70 w += 8;
71
72 size_t k = kc;
73 do {
74 const v128_t va0 = wasm_v128_load32_splat(a0);
75 a0 += 1;
76 const v128_t va1 = wasm_v128_load32_splat(a1);
77 a1 += 1;
78 const v128_t va2 = wasm_v128_load32_splat(a2);
79 a2 += 1;
80 const v128_t va3 = wasm_v128_load32_splat(a3);
81 a3 += 1;
82
83 const v128_t vb0123 = wasm_v128_load(w);
84 const v128_t vb4567 = wasm_v128_load(w + 4);
85 w += 8;
86
87 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123));
88 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123));
89 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123));
90 vacc3x0123 = wasm_f32x4_add(vacc3x0123, wasm_f32x4_mul(va3, vb0123));
91 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567));
92 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567));
93 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567));
94 vacc3x4567 = wasm_f32x4_add(vacc3x4567, wasm_f32x4_mul(va3, vb4567));
95
96 k -= sizeof(float);
97 } while (k != 0);
98
99 vacc0x0123 = wasm_f32x4_pmax(vmin, vacc0x0123);
100 vacc1x0123 = wasm_f32x4_pmax(vmin, vacc1x0123);
101 vacc2x0123 = wasm_f32x4_pmax(vmin, vacc2x0123);
102 vacc3x0123 = wasm_f32x4_pmax(vmin, vacc3x0123);
103 vacc0x4567 = wasm_f32x4_pmax(vmin, vacc0x4567);
104 vacc1x4567 = wasm_f32x4_pmax(vmin, vacc1x4567);
105 vacc2x4567 = wasm_f32x4_pmax(vmin, vacc2x4567);
106 vacc3x4567 = wasm_f32x4_pmax(vmin, vacc3x4567);
107
108 vacc0x0123 = wasm_f32x4_pmin(vmax, vacc0x0123);
109 vacc1x0123 = wasm_f32x4_pmin(vmax, vacc1x0123);
110 vacc2x0123 = wasm_f32x4_pmin(vmax, vacc2x0123);
111 vacc3x0123 = wasm_f32x4_pmin(vmax, vacc3x0123);
112 vacc0x4567 = wasm_f32x4_pmin(vmax, vacc0x4567);
113 vacc1x4567 = wasm_f32x4_pmin(vmax, vacc1x4567);
114 vacc2x4567 = wasm_f32x4_pmin(vmax, vacc2x4567);
115 vacc3x4567 = wasm_f32x4_pmin(vmax, vacc3x4567);
116
117 if XNN_LIKELY(nc >= 8) {
118 wasm_v128_store(c3, vacc3x0123);
119 wasm_v128_store(c3 + 4, vacc3x4567);
120 c3 = (float*) ((uintptr_t) c3 + cn_stride);
121 wasm_v128_store(c2, vacc2x0123);
122 wasm_v128_store(c2 + 4, vacc2x4567);
123 c2 = (float*) ((uintptr_t) c2 + cn_stride);
124 wasm_v128_store(c1, vacc1x0123);
125 wasm_v128_store(c1 + 4, vacc1x4567);
126 c1 = (float*) ((uintptr_t) c1 + cn_stride);
127 wasm_v128_store(c0, vacc0x0123);
128 wasm_v128_store(c0 + 4, vacc0x4567);
129 c0 = (float*) ((uintptr_t) c0 + cn_stride);
130
131 a3 = (const float*) ((uintptr_t) a3 - kc);
132 a2 = (const float*) ((uintptr_t) a2 - kc);
133 a1 = (const float*) ((uintptr_t) a1 - kc);
134 a0 = (const float*) ((uintptr_t) a0 - kc);
135
136 nc -= 8;
137 } else {
138 if (nc & 4) {
139 wasm_v128_store(c3, vacc3x0123);
140 wasm_v128_store(c2, vacc2x0123);
141 wasm_v128_store(c1, vacc1x0123);
142 wasm_v128_store(c0, vacc0x0123);
143
144 vacc3x0123 = vacc3x4567;
145 vacc2x0123 = vacc2x4567;
146 vacc1x0123 = vacc1x4567;
147 vacc0x0123 = vacc0x4567;
148
149 c3 += 4;
150 c2 += 4;
151 c1 += 4;
152 c0 += 4;
153 }
154 if (nc & 2) {
155 *((double*) c3) = wasm_f64x2_extract_lane(vacc3x0123, 0);
156 *((double*) c2) = wasm_f64x2_extract_lane(vacc2x0123, 0);
157 *((double*) c1) = wasm_f64x2_extract_lane(vacc1x0123, 0);
158 *((double*) c0) = wasm_f64x2_extract_lane(vacc0x0123, 0);
159
160 vacc3x0123 = wasm_v32x4_shuffle(vacc3x0123, vacc3x0123, 2, 3, 2, 3);
161 vacc2x0123 = wasm_v32x4_shuffle(vacc2x0123, vacc2x0123, 2, 3, 2, 3);
162 vacc1x0123 = wasm_v32x4_shuffle(vacc1x0123, vacc1x0123, 2, 3, 2, 3);
163 vacc0x0123 = wasm_v32x4_shuffle(vacc0x0123, vacc0x0123, 2, 3, 2, 3);
164
165 c3 += 2;
166 c2 += 2;
167 c1 += 2;
168 c0 += 2;
169 }
170 if (nc & 1) {
171 *c3 = wasm_f32x4_extract_lane(vacc3x0123, 0);
172 *c2 = wasm_f32x4_extract_lane(vacc2x0123, 0);
173 *c1 = wasm_f32x4_extract_lane(vacc1x0123, 0);
174 *c0 = wasm_f32x4_extract_lane(vacc0x0123, 0);
175 }
176
177 nc = 0;
178 }
179 } while (nc != 0);
180 }
181