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_relu_ukernel_3x8__wasmsimd_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_relu_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_gemm_relu_ukernel_3x8__wasmsimd_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_relu_params params[restrict XNN_MIN_ELEMENTS(1)])
28 {
29 assert(mr != 0);
30 assert(mr <= 3);
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
53 do {
54 v128_t vacc0x0123 = wasm_v128_load(w + 0);
55 v128_t vacc0x4567 = wasm_v128_load(w + 4);
56 v128_t vacc1x0123 = vacc0x0123;
57 v128_t vacc1x4567 = vacc0x4567;
58 v128_t vacc2x0123 = vacc0x0123;
59 v128_t vacc2x4567 = vacc0x4567;
60 w += 8;
61
62 size_t k = kc;
63 do {
64 const v128_t va0 = wasm_v128_load32_splat(a0);
65 a0 += 1;
66 const v128_t va1 = wasm_v128_load32_splat(a1);
67 a1 += 1;
68 const v128_t va2 = wasm_v128_load32_splat(a2);
69 a2 += 1;
70
71 const v128_t vb0123 = wasm_v128_load(w);
72 const v128_t vb4567 = wasm_v128_load(w + 4);
73 w += 8;
74
75 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123));
76 vacc1x0123 = wasm_f32x4_add(vacc1x0123, wasm_f32x4_mul(va1, vb0123));
77 vacc2x0123 = wasm_f32x4_add(vacc2x0123, wasm_f32x4_mul(va2, vb0123));
78 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567));
79 vacc1x4567 = wasm_f32x4_add(vacc1x4567, wasm_f32x4_mul(va1, vb4567));
80 vacc2x4567 = wasm_f32x4_add(vacc2x4567, wasm_f32x4_mul(va2, vb4567));
81
82 k -= sizeof(float);
83 } while (k != 0);
84
85 const v128_t vzero = wasm_i32x4_const_splat(0);
86 vacc0x0123 = wasm_i32x4_max(vacc0x0123, vzero);
87 vacc1x0123 = wasm_i32x4_max(vacc1x0123, vzero);
88 vacc2x0123 = wasm_i32x4_max(vacc2x0123, vzero);
89 vacc0x4567 = wasm_i32x4_max(vacc0x4567, vzero);
90 vacc1x4567 = wasm_i32x4_max(vacc1x4567, vzero);
91 vacc2x4567 = wasm_i32x4_max(vacc2x4567, vzero);
92
93 if XNN_LIKELY(nc >= 8) {
94 wasm_v128_store(c2, vacc2x0123);
95 wasm_v128_store(c2 + 4, vacc2x4567);
96 c2 = (float*) ((uintptr_t) c2 + cn_stride);
97 wasm_v128_store(c1, vacc1x0123);
98 wasm_v128_store(c1 + 4, vacc1x4567);
99 c1 = (float*) ((uintptr_t) c1 + cn_stride);
100 wasm_v128_store(c0, vacc0x0123);
101 wasm_v128_store(c0 + 4, vacc0x4567);
102 c0 = (float*) ((uintptr_t) c0 + cn_stride);
103
104 a2 = (const float*) ((uintptr_t) a2 - kc);
105 a1 = (const float*) ((uintptr_t) a1 - kc);
106 a0 = (const float*) ((uintptr_t) a0 - kc);
107
108 nc -= 8;
109 } else {
110 if (nc & 4) {
111 wasm_v128_store(c2, vacc2x0123);
112 wasm_v128_store(c1, vacc1x0123);
113 wasm_v128_store(c0, vacc0x0123);
114
115 vacc2x0123 = vacc2x4567;
116 vacc1x0123 = vacc1x4567;
117 vacc0x0123 = vacc0x4567;
118
119 c2 += 4;
120 c1 += 4;
121 c0 += 4;
122 }
123 if (nc & 2) {
124 *((double*) c2) = wasm_f64x2_extract_lane(vacc2x0123, 0);
125 *((double*) c1) = wasm_f64x2_extract_lane(vacc1x0123, 0);
126 *((double*) c0) = wasm_f64x2_extract_lane(vacc0x0123, 0);
127
128 vacc2x0123 = wasm_v32x4_shuffle(vacc2x0123, vacc2x0123, 2, 3, 2, 3);
129 vacc1x0123 = wasm_v32x4_shuffle(vacc1x0123, vacc1x0123, 2, 3, 2, 3);
130 vacc0x0123 = wasm_v32x4_shuffle(vacc0x0123, vacc0x0123, 2, 3, 2, 3);
131
132 c2 += 2;
133 c1 += 2;
134 c0 += 2;
135 }
136 if (nc & 1) {
137 *c2 = wasm_f32x4_extract_lane(vacc2x0123, 0);
138 *c1 = wasm_f32x4_extract_lane(vacc1x0123, 0);
139 *c0 = wasm_f32x4_extract_lane(vacc0x0123, 0);
140 }
141
142 nc = 0;
143 }
144 } while (nc != 0);
145 }
146