base/cpu.h - Issue 75663004: net: boost AES-GCM ciphers if the machine has AES-NI.

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Issue 75663004: net: boost AES-GCM ciphers if the machine has AES-NI. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: ... Created 7 years, 1 month ago

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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #ifndef BASE_CPU_H_	5 #ifndef BASE_CPU_H_

6 #define BASE_CPU_H_	6 #define BASE_CPU_H_

7	7

8 #include <string>	8 #include <string>

9	9

10 #include "base/base_export.h"	10 #include "base/base_export.h"

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39 int extended_model() const { return ext_model_; }	39 int extended_model() const { return ext_model_; }

40 int extended_family() const { return ext_family_; }	40 int extended_family() const { return ext_family_; }

41 bool has_mmx() const { return has_mmx_; }	41 bool has_mmx() const { return has_mmx_; }

42 bool has_sse() const { return has_sse_; }	42 bool has_sse() const { return has_sse_; }

43 bool has_sse2() const { return has_sse2_; }	43 bool has_sse2() const { return has_sse2_; }

44 bool has_sse3() const { return has_sse3_; }	44 bool has_sse3() const { return has_sse3_; }

45 bool has_ssse3() const { return has_ssse3_; }	45 bool has_ssse3() const { return has_ssse3_; }

46 bool has_sse41() const { return has_sse41_; }	46 bool has_sse41() const { return has_sse41_; }

47 bool has_sse42() const { return has_sse42_; }	47 bool has_sse42() const { return has_sse42_; }

48 bool has_avx() const { return has_avx_; }	48 bool has_avx() const { return has_avx_; }

	49 bool has_aesni() const { return has_aesni_; }

49 bool has_non_stop_time_stamp_counter() const {	50 bool has_non_stop_time_stamp_counter() const {

50 return has_non_stop_time_stamp_counter_;	51 return has_non_stop_time_stamp_counter_;

51 }	52 }

52 IntelMicroArchitecture GetIntelMicroArchitecture() const;	53 IntelMicroArchitecture GetIntelMicroArchitecture() const;

53 const std::string& cpu_brand() const { return cpu_brand_; }	54 const std::string& cpu_brand() const { return cpu_brand_; }

54	55

55 private:	56 private:

56 // Query the processor for CPUID information.	57 // Query the processor for CPUID information.

57 void Initialize();	58 void Initialize();

58	59

59 int signature_; // raw form of type, family, model, and stepping	60 int signature_; // raw form of type, family, model, and stepping

60 int type_; // process type	61 int type_; // process type

61 int family_; // family of the processor	62 int family_; // family of the processor

62 int model_; // model of processor	63 int model_; // model of processor

63 int stepping_; // processor revision number	64 int stepping_; // processor revision number

64 int ext_model_;	65 int ext_model_;

65 int ext_family_;	66 int ext_family_;

66 bool has_mmx_;	67 bool has_mmx_;

67 bool has_sse_;	68 bool has_sse_;

68 bool has_sse2_;	69 bool has_sse2_;

69 bool has_sse3_;	70 bool has_sse3_;

70 bool has_ssse3_;	71 bool has_ssse3_;

71 bool has_sse41_;	72 bool has_sse41_;

72 bool has_sse42_;	73 bool has_sse42_;

73 bool has_avx_;	74 bool has_avx_;

	75 bool has_aesni_;

74 bool has_non_stop_time_stamp_counter_;	76 bool has_non_stop_time_stamp_counter_;

75 std::string cpu_vendor_;	77 std::string cpu_vendor_;

76 std::string cpu_brand_;	78 std::string cpu_brand_;

77 };	79 };

78	80

79 } // namespace base	81 } // namespace base

80	82

81 #endif // BASE_CPU_H_	83 #endif // BASE_CPU_H_

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