Chromium Code Reviews Chromium Code Reviews
Issue 91913002:
net: boost AES-GCM ciphers if the machine has AES-NI. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src| OLD | NEW |
|---|---|
| 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" |
| (...skipping 34 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 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 // has_avx_hardware returns true when AVX is present in the CPU. This might | 49 // has_avx_hardware returns true when AVX is present in the CPU. This might |
| 50 // differ from the value of |has_avx()| because |has_avx()| also tests for | 50 // differ from the value of |has_avx()| because |has_avx()| also tests for |
| 51 // operating system support needed to actually call AVX instuctions. | 51 // operating system support needed to actually call AVX instuctions. |
| 52 // Note: you should never need to call this function. It was added in order | 52 // Note: you should never need to call this function. It was added in order |
| 53 // to workaround a bug in NSS but |has_avx()| is what you want. | 53 // to workaround a bug in NSS but |has_avx()| is what you want. |
| 54 bool has_avx_hardware() const { return has_avx_hardware_; } | 54 bool has_avx_hardware() const { return has_avx_hardware_; } |
| 55 bool has_aesni() const { return has_aesni_; } | |
| 55 bool has_non_stop_time_stamp_counter() const { | 56 bool has_non_stop_time_stamp_counter() const { |
| 56 return has_non_stop_time_stamp_counter_; | 57 return has_non_stop_time_stamp_counter_; |
| 57 } | 58 } |
| 58 IntelMicroArchitecture GetIntelMicroArchitecture() const; | 59 IntelMicroArchitecture GetIntelMicroArchitecture() const; |
| 59 const std::string& cpu_brand() const { return cpu_brand_; } | 60 const std::string& cpu_brand() const { return cpu_brand_; } |
| 60 | 61 |
| 61 private: | 62 private: |
| 62 // Query the processor for CPUID information. | 63 // Query the processor for CPUID information. |
| 63 void Initialize(); | 64 void Initialize(); |
| 64 | 65 |
| 65 int signature_; // raw form of type, family, model, and stepping | 66 int signature_; // raw form of type, family, model, and stepping |
| 66 int type_; // process type | 67 int type_; // process type |
| 67 int family_; // family of the processor | 68 int family_; // family of the processor |
| 68 int model_; // model of processor | 69 int model_; // model of processor |
| 69 int stepping_; // processor revision number | 70 int stepping_; // processor revision number |
| 70 int ext_model_; | 71 int ext_model_; |
| 71 int ext_family_; | 72 int ext_family_; |
| 72 bool has_mmx_; | 73 bool has_mmx_; |
| 73 bool has_sse_; | 74 bool has_sse_; |
| 74 bool has_sse2_; | 75 bool has_sse2_; |
| 75 bool has_sse3_; | 76 bool has_sse3_; |
| 76 bool has_ssse3_; | 77 bool has_ssse3_; |
| 77 bool has_sse41_; | 78 bool has_sse41_; |
| 78 bool has_sse42_; | 79 bool has_sse42_; |
| 79 bool has_avx_; | 80 bool has_avx_; |
| 80 bool has_avx_hardware_; | 81 bool has_avx_hardware_; |
| 81 bool has_non_stop_time_stamp_counter_; | 82 bool has_non_stop_time_stamp_counter_; |
| 83 bool has_aesni_; | |
|
wtc
2013/11/27 18:01:51
Nit: move this member up, to be right after has_av
agl
2013/11/27 20:50:57
Done.
| |
| 82 std::string cpu_vendor_; | 84 std::string cpu_vendor_; |
| 83 std::string cpu_brand_; | 85 std::string cpu_brand_; |
| 84 }; | 86 }; |
| 85 | 87 |
| 86 } // namespace base | 88 } // namespace base |
| 87 | 89 |
| 88 #endif // BASE_CPU_H_ | 90 #endif // BASE_CPU_H_ |
| OLD | NEW |
