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_gemminc_minmax_ukernel_1x8__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 float * restrict acc,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])17 void xnn_f32_gemminc_minmax_ukernel_1x8__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 float*restrict acc,
28 const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)])
29 {
30 assert(mr != 0);
31 assert(mr <= 1);
32 assert(nc != 0);
33 assert(kc != 0);
34 assert(kc % sizeof(float) == 0);
35 assert(a != NULL);
36 assert(w != NULL);
37 assert(c != NULL);
38 assert(acc != NULL);
39
40 const float* a0 = a;
41 float* c0 = c;
42
43 do {
44 v128_t vacc0x0123 = wasm_v128_load(acc + 0);
45 v128_t vacc0x4567 = wasm_v128_load(acc + 4);
46 acc += 8;
47
48 size_t k = kc;
49 do {
50 const v128_t va0 = wasm_v32x4_load_splat(a0);
51 a0 += 1;
52
53 const v128_t vb0123 = wasm_v128_load(w);
54 const v128_t vb4567 = wasm_v128_load(w + 4);
55 w += 8;
56
57 vacc0x0123 = wasm_f32x4_add(vacc0x0123, wasm_f32x4_mul(va0, vb0123));
58 vacc0x4567 = wasm_f32x4_add(vacc0x4567, wasm_f32x4_mul(va0, vb4567));
59
60 k -= sizeof(float);
61 } while (k != 0);
62
63 const v128_t vmin = wasm_v32x4_load_splat(¶ms->scalar.min);
64 vacc0x0123 = wasm_v128_bitselect(vmin, vacc0x0123, wasm_f32x4_lt(vacc0x0123, vmin));
65 vacc0x4567 = wasm_v128_bitselect(vmin, vacc0x4567, wasm_f32x4_lt(vacc0x4567, vmin));
66
67 const v128_t vmax = wasm_v32x4_load_splat(¶ms->scalar.max);
68 vacc0x0123 = wasm_v128_bitselect(vacc0x0123, vmax, wasm_f32x4_le(vacc0x0123, vmax));
69 vacc0x4567 = wasm_v128_bitselect(vacc0x4567, vmax, wasm_f32x4_le(vacc0x4567, vmax));
70
71 if XNN_LIKELY(nc >= 8) {
72 wasm_v128_store(c0, vacc0x0123);
73 wasm_v128_store(c0 + 4, vacc0x4567);
74 c0 = (float*) ((uintptr_t) c0 + cn_stride);
75
76 a0 = (const float*) ((uintptr_t) a0 - kc);
77
78 nc -= 8;
79 } else {
80 if (nc & 4) {
81 wasm_v128_store(c0, vacc0x0123);
82
83 vacc0x0123 = vacc0x4567;
84
85 c0 += 4;
86 }
87 if (nc & 2) {
88 *((double*) c0) = wasm_f64x2_extract_lane(vacc0x0123, 0);
89
90 vacc0x0123 = wasm_v32x4_shuffle(vacc0x0123, vacc0x0123, 2, 3, 2, 3);
91
92 c0 += 2;
93 }
94 if (nc & 1) {
95 *c0 = wasm_f32x4_extract_lane(vacc0x0123, 0);
96 }
97
98 nc = 0;
99 }
100 } while (nc != 0);
101 }
102