Chromium Code Reviews Chromium Code Reviews
Issue 79283002:
crypto: disable NSS AES-NI support when AVX is disabled by OS. (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 28 matching lines...) Expand all Loading... | |
| 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 // 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 | |
| 51 // operating system support needed to actually call AVX instuctions. | |
| 52 bool has_avx_hardware() const { return has_avx_hardware_; } | |
|
wtc
2013/11/21 21:03:44
I don't think has_avx_hardware() will be useful, e
agl
2013/11/22 16:22:35
Done.
| |
| 49 bool has_non_stop_time_stamp_counter() const { | 53 bool has_non_stop_time_stamp_counter() const { |
| 50 return has_non_stop_time_stamp_counter_; | 54 return has_non_stop_time_stamp_counter_; |
| 51 } | 55 } |
| 52 IntelMicroArchitecture GetIntelMicroArchitecture() const; | 56 IntelMicroArchitecture GetIntelMicroArchitecture() const; |
| 53 const std::string& cpu_brand() const { return cpu_brand_; } | 57 const std::string& cpu_brand() const { return cpu_brand_; } |
| 54 | 58 |
| 55 private: | 59 private: |
| 56 // Query the processor for CPUID information. | 60 // Query the processor for CPUID information. |
| 57 void Initialize(); | 61 void Initialize(); |
| 58 | 62 |
| 59 int signature_; // raw form of type, family, model, and stepping | 63 int signature_; // raw form of type, family, model, and stepping |
| 60 int type_; // process type | 64 int type_; // process type |
| 61 int family_; // family of the processor | 65 int family_; // family of the processor |
| 62 int model_; // model of processor | 66 int model_; // model of processor |
| 63 int stepping_; // processor revision number | 67 int stepping_; // processor revision number |
| 64 int ext_model_; | 68 int ext_model_; |
| 65 int ext_family_; | 69 int ext_family_; |
| 66 bool has_mmx_; | 70 bool has_mmx_; |
| 67 bool has_sse_; | 71 bool has_sse_; |
| 68 bool has_sse2_; | 72 bool has_sse2_; |
| 69 bool has_sse3_; | 73 bool has_sse3_; |
| 70 bool has_ssse3_; | 74 bool has_ssse3_; |
| 71 bool has_sse41_; | 75 bool has_sse41_; |
| 72 bool has_sse42_; | 76 bool has_sse42_; |
| 73 bool has_avx_; | 77 bool has_avx_; |
| 78 bool has_avx_hardware_; | |
| 74 bool has_non_stop_time_stamp_counter_; | 79 bool has_non_stop_time_stamp_counter_; |
| 75 std::string cpu_vendor_; | 80 std::string cpu_vendor_; |
| 76 std::string cpu_brand_; | 81 std::string cpu_brand_; |
| 77 }; | 82 }; |
| 78 | 83 |
| 79 } // namespace base | 84 } // namespace base |
| 80 | 85 |
| 81 #endif // BASE_CPU_H_ | 86 #endif // BASE_CPU_H_ |
| OLD | NEW |
