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1 // Auto-generated file. Do not edit!
2 //   Template: src/f32-vbinary/vop-avx512f.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 <immintrin.h>
13 
14 #include <xnnpack/common.h>
15 #include <xnnpack/intrinsics-polyfill.h>
16 #include <xnnpack/vbinary.h>
17 
18 
xnn_f32_vmul_minmax_ukernel__avx512f_x16(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_vmul_minmax_ukernel__avx512f_x16(
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)])
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 __m512 vy_min = _mm512_broadcast_f32x4(_mm_load_ps(params->sse.min));
33   const __m512 vy_max = _mm512_broadcast_f32x4(_mm_load_ps(params->sse.max));
34 
35   for (; n >= 16 * sizeof(float); n -= 16 * sizeof(float)) {
36     const __m512 va0123456789ABCDEF = _mm512_loadu_ps(a);
37     a += 16;
38 
39     const __m512 vb0123456789ABCDEF = _mm512_loadu_ps(b);
40     b += 16;
41 
42     __m512 vy0123456789ABCDEF = _mm512_mul_ps(va0123456789ABCDEF, vb0123456789ABCDEF);
43 
44 
45     vy0123456789ABCDEF = _mm512_max_ps(vy0123456789ABCDEF, vy_min);
46 
47     vy0123456789ABCDEF = _mm512_min_ps(vy0123456789ABCDEF, vy_max);
48 
49     _mm512_storeu_ps(y, vy0123456789ABCDEF);
50     y += 16;
51   }
52   if XNN_UNLIKELY(n != 0) {
53     assert(n >= 1 * sizeof(float));
54     assert(n <= 15 * sizeof(float));
55     // Prepare mask for valid 32-bit elements (depends on n).
56     n >>= 2 /* log2(sizeof(float)) */;
57     const __mmask16 vmask = _cvtu32_mask16((uint16_t) ((uint32_t) (UINT32_C(1) << n) - UINT32_C(1)));
58 
59     const __m512 va = _mm512_maskz_loadu_ps(vmask, a);
60     const __m512 vb = _mm512_maskz_loadu_ps(vmask, b);
61 
62     __m512 vy = _mm512_mul_ps(va, vb);
63     vy = _mm512_max_ps(vy, vy_min);
64     vy = _mm512_min_ps(vy, vy_max);
65     _mm512_mask_storeu_ps(y, vmask, vy);
66   }
67 }
68