FFmpeg coverage

Directory: ../../../ffmpeg/
File: src/libavutil/x86/float_dsp_init.c
Date: 2025-11-10 16:28:23
Exec Total Coverage
Lines: 33 33 100.0%
Functions: 1 1 100.0%
Branches: 13 16 81.2%
Line Branch Exec Source
1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 #include "libavutil/attributes.h"
20 #include "libavutil/cpu.h"
21 #include "libavutil/float_dsp.h"
22 #include "cpu.h"
23
24 void ff_vector_fmul_sse(float *dst, const float *src0, const float *src1,
25 int len);
26 void ff_vector_fmul_avx(float *dst, const float *src0, const float *src1,
27 int len);
28
29 void ff_vector_dmul_sse2(double *dst, const double *src0, const double *src1,
30 int len);
31 void ff_vector_dmul_avx(double *dst, const double *src0, const double *src1,
32 int len);
33
34 void ff_vector_fmac_scalar_sse(float *dst, const float *src, float mul,
35 int len);
36 void ff_vector_fmac_scalar_avx(float *dst, const float *src, float mul,
37 int len);
38 void ff_vector_fmac_scalar_fma3(float *dst, const float *src, float mul,
39 int len);
40
41 void ff_vector_fmul_scalar_sse(float *dst, const float *src, float mul,
42 int len);
43
44 void ff_vector_dmac_scalar_sse2(double *dst, const double *src, double mul,
45 int len);
46 void ff_vector_dmac_scalar_avx(double *dst, const double *src, double mul,
47 int len);
48 void ff_vector_dmac_scalar_fma3(double *dst, const double *src, double mul,
49 int len);
50
51 void ff_vector_dmul_scalar_sse2(double *dst, const double *src,
52 double mul, int len);
53 void ff_vector_dmul_scalar_avx(double *dst, const double *src,
54 double mul, int len);
55
56 void ff_vector_fmul_window_sse(float *dst, const float *src0,
57 const float *src1, const float *win, int len);
58
59 void ff_vector_fmul_add_sse(float *dst, const float *src0, const float *src1,
60 const float *src2, int len);
61 void ff_vector_fmul_add_avx(float *dst, const float *src0, const float *src1,
62 const float *src2, int len);
63 void ff_vector_fmul_add_fma3(float *dst, const float *src0, const float *src1,
64 const float *src2, int len);
65
66 void ff_vector_fmul_reverse_sse(float *dst, const float *src0,
67 const float *src1, int len);
68 void ff_vector_fmul_reverse_avx(float *dst, const float *src0,
69 const float *src1, int len);
70 void ff_vector_fmul_reverse_avx2(float *dst, const float *src0,
71 const float *src1, int len);
72
73 float ff_scalarproduct_float_sse(const float *v1, const float *v2, int order);
74 float ff_scalarproduct_float_fma3(const float *v1, const float *v2, int order);
75
76 double ff_scalarproduct_double_sse2(const double *v1, const double *v2, size_t order);
77 double ff_scalarproduct_double_avx(const double *v1, const double *v2, size_t order);
78
79 void ff_butterflies_float_sse(float *restrict src0, float *restrict src1, int len);
80
81 1035 av_cold void ff_float_dsp_init_x86(AVFloatDSPContext *fdsp)
82 {
83 1035 int cpu_flags = av_get_cpu_flags();
84
85
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 1035 if (EXTERNAL_SSE(cpu_flags)) {
86 210 fdsp->vector_fmul = ff_vector_fmul_sse;
87 210 fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_sse;
88 210 fdsp->vector_fmul_scalar = ff_vector_fmul_scalar_sse;
89 210 fdsp->vector_fmul_window = ff_vector_fmul_window_sse;
90 210 fdsp->vector_fmul_add = ff_vector_fmul_add_sse;
91 210 fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_sse;
92 210 fdsp->scalarproduct_float = ff_scalarproduct_float_sse;
93 210 fdsp->butterflies_float = ff_butterflies_float_sse;
94 }
95
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 1035 if (EXTERNAL_SSE2(cpu_flags)) {
96 209 fdsp->vector_dmul = ff_vector_dmul_sse2;
97 209 fdsp->vector_dmac_scalar = ff_vector_dmac_scalar_sse2;
98 209 fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_sse2;
99 209 fdsp->scalarproduct_double = ff_scalarproduct_double_sse2;
100 }
101
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 1035 if (EXTERNAL_AVX_FAST(cpu_flags)) {
102 203 fdsp->vector_fmul = ff_vector_fmul_avx;
103 203 fdsp->vector_dmul = ff_vector_dmul_avx;
104 203 fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_avx;
105 203 fdsp->vector_dmul_scalar = ff_vector_dmul_scalar_avx;
106 203 fdsp->vector_dmac_scalar = ff_vector_dmac_scalar_avx;
107 203 fdsp->vector_fmul_add = ff_vector_fmul_add_avx;
108 203 fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_avx;
109 203 fdsp->scalarproduct_double = ff_scalarproduct_double_avx;
110 }
111
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 1035 if (EXTERNAL_AVX2_FAST(cpu_flags)) {
112 201 fdsp->vector_fmul_reverse = ff_vector_fmul_reverse_avx2;
113 }
114
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 1035 if (EXTERNAL_FMA3_FAST(cpu_flags)) {
115 202 fdsp->vector_fmac_scalar = ff_vector_fmac_scalar_fma3;
116 202 fdsp->vector_fmul_add = ff_vector_fmul_add_fma3;
117 202 fdsp->vector_dmac_scalar = ff_vector_dmac_scalar_fma3;
118 202 fdsp->scalarproduct_float = ff_scalarproduct_float_fma3;
119 }
120 1035 }
121