xref: /aosp_15_r20/external/skia/src/core/SkMemset_opts.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2023 Google LLC
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #include "include/private/base/SkFeatures.h"
9 #include "src/core/SkCpu.h"
10 #include "src/core/SkMemset.h"
11 
12 #define SK_OPTS_TARGET SK_OPTS_TARGET_DEFAULT
13 #include "src/opts/SkOpts_SetTarget.h"
14 
15 #include "src/opts/SkMemset_opts.h"  // IWYU pragma: keep
16 
17 #include "src/opts/SkOpts_RestoreTarget.h"
18 
19 namespace SkOpts {
20     DEFINE_DEFAULT(memset16);
21     DEFINE_DEFAULT(memset32);
22     DEFINE_DEFAULT(memset64);
23 
24     DEFINE_DEFAULT(rect_memset16);
25     DEFINE_DEFAULT(rect_memset32);
26     DEFINE_DEFAULT(rect_memset64);
27 
28     void Init_Memset_avx();
29     void Init_Memset_erms();
30 
init()31     static bool init() {
32     #if defined(SK_ENABLE_OPTIMIZE_SIZE)
33         // All Init_foo functions are omitted when optimizing for size
34     #elif defined(SK_CPU_X86)
35         #if SK_CPU_SSE_LEVEL < SK_CPU_SSE_LEVEL_AVX
36             if (SkCpu::Supports(SkCpu::AVX)) { Init_Memset_avx(); }
37         #endif
38 
39         if (SkCpu::Supports(SkCpu::ERMS)) { Init_Memset_erms(); }
40     #endif
41       return true;
42     }
43 
Init_Memset()44     void Init_Memset() {
45         [[maybe_unused]] static bool gInitialized = init();
46     }
47 }  // namespace SkOpts
48