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Wwise SDK 2023.1.2
IAkProcessorFeatures.h
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1 /*******************************************************************************
2 The content of this file includes portions of the AUDIOKINETIC Wwise Technology
3 released in source code form as part of the SDK installer package.
4 
5 Commercial License Usage
6 
7 Licensees holding valid commercial licenses to the AUDIOKINETIC Wwise Technology
8 may use this file in accordance with the end user license agreement provided
9 with the software or, alternatively, in accordance with the terms contained in a
10 written agreement between you and Audiokinetic Inc.
11 
12 Apache License Usage
13 
14 Alternatively, this file may be used under the Apache License, Version 2.0 (the
15 "Apache License"); you may not use this file except in compliance with the
16 Apache License. You may obtain a copy of the Apache License at
17 http://www.apache.org/licenses/LICENSE-2.0.
18 
19 Unless required by applicable law or agreed to in writing, software distributed
20 under the Apache License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
21 OR CONDITIONS OF ANY KIND, either express or implied. See the Apache License for
22 the specific language governing permissions and limitations under the License.
23 
24  Copyright (c) 2024 Audiokinetic Inc.
25 *******************************************************************************/
26 
27 /// \file
28 /// Runtime processor supported features detection interface.
29 
30 #pragma once
31 
33 
34 namespace AK
35 {
36  /// SIMD instruction sets.
38  {
39  #if (defined(AK_CPU_X86_64) || defined(AK_CPU_X86) || defined(AK_CPU_WASM))
40  AK_SIMD_SSE = 1<<0, ///< SSE support.
41  AK_SIMD_SSE2 = 1<<1, ///< SSE2 support.
42  AK_SIMD_SSE3 = 1<<2, ///< SSE3 support.
43  AK_SIMD_SSSE3 = 1<<3, ///< SSSE3 support.
44  AK_SIMD_SSE41 = 1<<4, ///< SSE 4.1 support.
45  AK_SIMD_AVX = 1<<5, ///< AVX support.
46  AK_SIMD_F16C = 1<<6, ///< F16C support.
47  AK_SIMD_AVX2 = 1<<7 ///< AVX2 support.
48  #endif
49  };
50 
51  /// Runtime processor supported features detection interface. Allows to query specific processor features
52  /// to chose optimal implementation.
53  /// \akwarning
54  /// The functions in this interface are not thread-safe, unless stated otherwise.
55  /// \endakwarning
57  {
58  protected:
59  /// Virtual destructor on interface to avoid warnings.
61 
62  public:
63  /// Query for specific SIMD instruction set support. See AkSIMDProcessorSupport for options.
64  virtual bool GetSIMDSupport(AkSIMDProcessorSupport in_eSIMD) = 0;
65  /// Query L2 cache size to optimize prefetching techniques where necessary.
66  virtual AkUInt32 GetCacheSize() = 0;
67  /// Query cache line size to optimize prefetching techniques where necessary.
68  virtual AkUInt32 GetCacheLineSize() = 0;
69  };
70 }
virtual AkUInt32 GetCacheSize()=0
Query L2 cache size to optimize prefetching techniques where necessary.
Audiokinetic namespace
@ AK_SIMD_SSSE3
SSSE3 support.
virtual bool GetSIMDSupport(AkSIMDProcessorSupport in_eSIMD)=0
Query for specific SIMD instruction set support. See AkSIMDProcessorSupport for options.
virtual AkUInt32 GetCacheLineSize()=0
Query cache line size to optimize prefetching techniques where necessary.
virtual ~IAkProcessorFeatures()
Virtual destructor on interface to avoid warnings.
@ AK_SIMD_AVX2
AVX2 support.
@ AK_SIMD_SSE3
SSE3 support.
@ AK_SIMD_F16C
F16C support.
@ AK_SIMD_SSE41
SSE 4.1 support.
@ AK_SIMD_SSE
SSE support.
uint32_t AkUInt32
Unsigned 32-bit integer
@ AK_SIMD_SSE2
SSE2 support.
@ AK_SIMD_AVX
AVX support.
AkSIMDProcessorSupport
SIMD instruction sets.

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