• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vbinary/vopc-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_vdivc_ukernel__wasmsimd_x16(size_t n,const float * a,const float * b,float * y,const union xnn_f32_default_params params[restrict XNN_MIN_ELEMENTS (1)])18 void xnn_f32_vdivc_ukernel__wasmsimd_x16(
19     size_t n,
20     const float* a,
21     const float* b,
22     float* y,
23     const union xnn_f32_default_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_DISABLE_TSAN
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 vb = wasm_v32x4_load_splat(b);
32   for (; n >= 16 * sizeof(float); n -= 16 * sizeof(float)) {
33     const v128_t va0123 = wasm_v128_load(a);
34     const v128_t va4567 = wasm_v128_load(a + 4);
35     const v128_t va89AB = wasm_v128_load(a + 8);
36     const v128_t vaCDEF = wasm_v128_load(a + 12);
37     a += 16;
38 
39     v128_t vy0123 = wasm_f32x4_div(va0123, vb);
40     v128_t vy4567 = wasm_f32x4_div(va4567, vb);
41     v128_t vy89AB = wasm_f32x4_div(va89AB, vb);
42     v128_t vyCDEF = wasm_f32x4_div(vaCDEF, vb);
43 
44 
45 
46     wasm_v128_store(y, vy0123);
47     wasm_v128_store(y + 4, vy4567);
48     wasm_v128_store(y + 8, vy89AB);
49     wasm_v128_store(y + 12, vyCDEF);
50     y += 16;
51   }
52   for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) {
53     const v128_t va = wasm_v128_load(a);
54     a += 4;
55 
56     v128_t vy = wasm_f32x4_div(va, vb);
57 
58 
59     wasm_v128_store(y, vy);
60     y += 4;
61   }
62   if XNN_UNLIKELY(n != 0) {
63     const v128_t va = wasm_v128_load(a);
64 
65     v128_t vy = wasm_f32x4_div(va, vb);
66 
67 
68     if (n & (2 * sizeof(float))) {
69       *((double*) y) = wasm_f64x2_extract_lane(vy, 0);
70       vy = wasm_v32x4_shuffle(vy, vy, 2, 3, 2, 3);
71       y += 2;
72     }
73     if (n & (1 * sizeof(float))) {
74       *y = wasm_f32x4_extract_lane(vy, 0);
75     }
76   }
77 }
78