xref: /aosp_15_r20/external/XNNPACK/src/f32-vbinary/gen/vsub-minmax-sse-x4.c (revision 4bdc94577ba0e567308109d787f7fec7b531ce36)
1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vbinary/vop-sse.c.in
3 //   Generator: tools/xngen
4 //
5 // Copyright 2019 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 <xmmintrin.h>
13 
14 #include <xnnpack/common.h>
15 #include <xnnpack/intrinsics-polyfill.h>
16 #include <xnnpack/vbinary.h>
17 
18 
xnn_f32_vsub_minmax_ukernel__sse_x4(size_t n,const float * a,const float * b,float * y,const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS (1)])19 void xnn_f32_vsub_minmax_ukernel__sse_x4(
20     size_t n,
21     const float* a,
22     const float* b,
23     float* y,
24     const union xnn_f32_minmax_params params[restrict XNN_MIN_ELEMENTS(1)]) XNN_OOB_READS
25 {
26   assert(n != 0);
27   assert(n % sizeof(float) == 0);
28   assert(a != NULL);
29   assert(b != NULL);
30   assert(y != NULL);
31 
32   const __m128 vy_min = _mm_load_ps(params->sse.min);
33   const __m128 vy_max = _mm_load_ps(params->sse.max);
34 
35   for (; n >= 4 * sizeof(float); n -= 4 * sizeof(float)) {
36     const __m128 va0123 = _mm_loadu_ps(a);
37     a += 4;
38 
39     const __m128 vb0123 = _mm_loadu_ps(b);
40     b += 4;
41 
42     __m128 vy0123 = _mm_sub_ps(va0123, vb0123);
43 
44 
45     vy0123 = _mm_max_ps(vy0123, vy_min);
46 
47     vy0123 = _mm_min_ps(vy0123, vy_max);
48 
49     _mm_storeu_ps(y, vy0123);
50     y += 4;
51   }
52   if XNN_UNLIKELY(n != 0) {
53     const __m128 va0123 = _mm_loadu_ps(a);
54     const __m128 vb0123 = _mm_loadu_ps(b);
55 
56     __m128 vy0123 = _mm_sub_ps(va0123, vb0123);
57     vy0123 = _mm_max_ps(vy0123, vy_min);
58     vy0123 = _mm_min_ps(vy0123, vy_max);
59     if (n & (2 * sizeof(float))) {
60       _mm_storel_pi((__m64*) y, vy0123);
61       vy0123 = _mm_movehl_ps(vy0123, vy0123);
62       y += 2;
63     }
64     if (n & (1 * sizeof(float))) {
65       _mm_store_ss(y, vy0123);
66     }
67   }
68 }
69