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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_minmax_ukernel__wasmsimd_x86_x4(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_vdivc_minmax_ukernel__wasmsimd_x86_x4(
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_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 vy_min = wasm_v32x4_load_splat(&params->scalar.min);
32   const v128_t vy_max = wasm_v32x4_load_splat(&params->scalar.max);
33   const v128_t vb = wasm_v32x4_load_splat(b);
34   for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) {
35     const v128_t va0123 = wasm_v128_load(a);
36     a += 4;
37 
38     v128_t vy0123 = wasm_f32x4_div(va0123, vb);
39 
40 
41     const v128_t vltmask0123 = wasm_f32x4_lt(vy0123, vy_min);
42 
43     const v128_t vngtmask0123 = wasm_f32x4_le(vy0123, vy_max);
44     vy0123 = wasm_v128_bitselect(vy_min, vy0123, vltmask0123);
45 
46     vy0123 = wasm_v128_bitselect(vy0123, vy_max, vngtmask0123);
47 
48     wasm_v128_store(y, vy0123);
49     y += 4;
50   }
51   if XNN_UNLIKELY(n != 0) {
52     const v128_t va = wasm_v128_load(a);
53 
54     v128_t vy = wasm_f32x4_div(va, vb);
55 
56     const v128_t vltmask = wasm_f32x4_lt(vy, vy_min);
57     const v128_t vngtmask = wasm_f32x4_le(vy, vy_max);
58     vy = wasm_v128_bitselect(vy_min, vy, vltmask);
59     vy = wasm_v128_bitselect(vy, vy_max, vngtmask);
60 
61     if (n & (2 * sizeof(float))) {
62       *((double*) y) = wasm_f64x2_extract_lane(vy, 0);
63       vy = wasm_v32x4_shuffle(vy, vy, 2, 3, 2, 3);
64       y += 2;
65     }
66     if (n & (1 * sizeof(float))) {
67       *y = wasm_f32x4_extract_lane(vy, 0);
68     }
69   }
70 }
71