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1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vbinary/vop-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/common.h>
15 #include <xnnpack/vbinary.h>
16 
17 
xnn_f32_vdiv_minmax_ukernel__wasmsimd_x86_x16(size_t n,const float * a,const float * b,float * y,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_f32_vdiv_minmax_ukernel__wasmsimd_x86_x16(
19     size_t n,
20     const float* a,
21     const float* b,
22     float* y,
23     const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
24 {
25   assert(n != 0);
26   assert(n % sizeof(float) == 0);
27   assert(a != NULL);
28   assert(b != NULL);
29   assert(y != NULL);
30 
31   const v128_t vy_min = wasm_v128_load64_splat(params->wasmsimd.min);
32   const v128_t vy_max = wasm_v128_load64_splat(params->wasmsimd.max);
33 
34   for (; n >= 16 * sizeof(float); n -= 16 * sizeof(float)) {
35     const v128_t va0123 = wasm_v128_load(a);
36     const v128_t va4567 = wasm_v128_load(a + 4);
37     const v128_t va89AB = wasm_v128_load(a + 8);
38     const v128_t vaCDEF = wasm_v128_load(a + 12);
39     a += 16;
40 
41     const v128_t vb0123 = wasm_v128_load(b);
42     const v128_t vb4567 = wasm_v128_load(b + 4);
43     const v128_t vb89AB = wasm_v128_load(b + 8);
44     const v128_t vbCDEF = wasm_v128_load(b + 12);
45     b += 16;
46 
47     v128_t vy0123 = wasm_f32x4_div(va0123, vb0123);
48     v128_t vy4567 = wasm_f32x4_div(va4567, vb4567);
49     v128_t vy89AB = wasm_f32x4_div(va89AB, vb89AB);
50     v128_t vyCDEF = wasm_f32x4_div(vaCDEF, vbCDEF);
51 
52 
53     vy0123 = wasm_f32x4_pmax(vy_min, vy0123);
54     vy4567 = wasm_f32x4_pmax(vy_min, vy4567);
55     vy89AB = wasm_f32x4_pmax(vy_min, vy89AB);
56     vyCDEF = wasm_f32x4_pmax(vy_min, vyCDEF);
57 
58     vy0123 = wasm_f32x4_pmin(vy_max, vy0123);
59     vy4567 = wasm_f32x4_pmin(vy_max, vy4567);
60     vy89AB = wasm_f32x4_pmin(vy_max, vy89AB);
61     vyCDEF = wasm_f32x4_pmin(vy_max, vyCDEF);
62 
63     wasm_v128_store(y, vy0123);
64     wasm_v128_store(y + 4, vy4567);
65     wasm_v128_store(y + 8, vy89AB);
66     wasm_v128_store(y + 12, vyCDEF);
67     y += 16;
68   }
69   for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) {
70     const v128_t va = wasm_v128_load(a);
71     a += 4;
72 
73     const v128_t vb = wasm_v128_load(b);
74     b += 4;
75 
76     v128_t vy = wasm_f32x4_div(va, vb);
77 
78     vy = wasm_f32x4_pmax(vy_min, vy);
79     vy = wasm_f32x4_pmin(vy_max, vy);
80 
81     wasm_v128_store(y, vy);
82     y += 4;
83   }
84   if XNN_UNLIKELY(n != 0) {
85     const v128_t va = wasm_v128_load(a);
86     const v128_t vb = wasm_v128_load(b);
87 
88     v128_t vy = wasm_f32x4_div(va, vb);
89 
90     vy = wasm_f32x4_pmax(vy_min, vy);
91     vy = wasm_f32x4_pmin(vy_max, vy);
92 
93     if (n & (2 * sizeof(float))) {
94       *((double*) y) = wasm_f64x2_extract_lane(vy, 0);
95       vy = wasm_v32x4_shuffle(vy, vy, 2, 3, 2, 3);
96       y += 2;
97     }
98     if (n & (1 * sizeof(float))) {
99       *y = wasm_f32x4_extract_lane(vy, 0);
100     }
101   }
102 }
103