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| 1 // Copyright 2006-2013 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2013 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
| 4 // met: | 4 // met: |
| 5 // | 5 // |
| 6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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| 95 bool has_idiva() const { return has_idiva_; } | 95 bool has_idiva() const { return has_idiva_; } |
| 96 bool has_neon() const { return has_neon_; } | 96 bool has_neon() const { return has_neon_; } |
| 97 bool has_thumbee() const { return has_thumbee_; } | 97 bool has_thumbee() const { return has_thumbee_; } |
| 98 bool has_vfp() const { return has_vfp_; } | 98 bool has_vfp() const { return has_vfp_; } |
| 99 bool has_vfp3() const { return has_vfp3_; } | 99 bool has_vfp3() const { return has_vfp3_; } |
| 100 bool has_vfp3_d32() const { return has_vfp3_d32_; } | 100 bool has_vfp3_d32() const { return has_vfp3_d32_; } |
| 101 | 101 |
| 102 // Returns the number of processors online. | 102 // Returns the number of processors online. |
| 103 static int NumberOfProcessorsOnline(); | 103 static int NumberOfProcessorsOnline(); |
| 104 | 104 |
| 105 // Initializes the cpu architecture support. Called once at VM startup. | |
| 106 static void SetUp(); | |
| 107 | |
| 108 static bool SupportsCrankshaft(); | |
| 109 | |
| 110 // Flush instruction cache. | 105 // Flush instruction cache. |
| 111 static void FlushICache(void* start, size_t size); | 106 static void FlushICache(void* start, size_t size); |
| 112 | 107 |
| 113 private: | 108 private: |
| 114 char vendor_[13]; | 109 char vendor_[13]; |
| 115 int stepping_; | 110 int stepping_; |
| 116 int model_; | 111 int model_; |
| 117 int ext_model_; | 112 int ext_model_; |
| 118 int family_; | 113 int family_; |
| 119 int ext_family_; | 114 int ext_family_; |
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| 135 bool has_neon_; | 130 bool has_neon_; |
| 136 bool has_thumbee_; | 131 bool has_thumbee_; |
| 137 bool has_vfp_; | 132 bool has_vfp_; |
| 138 bool has_vfp3_; | 133 bool has_vfp3_; |
| 139 bool has_vfp3_d32_; | 134 bool has_vfp3_d32_; |
| 140 }; | 135 }; |
| 141 | 136 |
| 142 } } // namespace v8::internal | 137 } } // namespace v8::internal |
| 143 | 138 |
| 144 #endif // V8_CPU_H_ | 139 #endif // V8_CPU_H_ |
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Chromium Code Reviews
Issue 258993002:
Simplified CPU/CpuFeatures a bit. (Closed)
Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge