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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 // 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 // This module contains the architecture-specific code. This make the rest of | 5 // This module contains the architecture-specific code. This make the rest of |
6 // the code less dependent on differences between different processor | 6 // the code less dependent on differences between different processor |
7 // architecture. | 7 // architecture. |
8 // The classes have the same definition for all architectures. The | 8 // The classes have the same definition for all architectures. The |
9 // implementation for a particular architecture is put in cpu_<arch>.cc. | 9 // implementation for a particular architecture is put in cpu_<arch>.cc. |
10 // The build system then uses the implementation for the target architecture. | 10 // The build system then uses the implementation for the target architecture. |
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70 bool has_sse42() const { return has_sse42_; } | 70 bool has_sse42() const { return has_sse42_; } |
71 | 71 |
72 // arm features | 72 // arm features |
73 bool has_idiva() const { return has_idiva_; } | 73 bool has_idiva() const { return has_idiva_; } |
74 bool has_neon() const { return has_neon_; } | 74 bool has_neon() const { return has_neon_; } |
75 bool has_thumb2() const { return has_thumb2_; } | 75 bool has_thumb2() const { return has_thumb2_; } |
76 bool has_vfp() const { return has_vfp_; } | 76 bool has_vfp() const { return has_vfp_; } |
77 bool has_vfp3() const { return has_vfp3_; } | 77 bool has_vfp3() const { return has_vfp3_; } |
78 bool has_vfp3_d32() const { return has_vfp3_d32_; } | 78 bool has_vfp3_d32() const { return has_vfp3_d32_; } |
79 | 79 |
| 80 // mips features |
| 81 bool is_fp64_mode() const { return is_fp64_mode_; } |
| 82 |
80 private: | 83 private: |
81 char vendor_[13]; | 84 char vendor_[13]; |
82 int stepping_; | 85 int stepping_; |
83 int model_; | 86 int model_; |
84 int ext_model_; | 87 int ext_model_; |
85 int family_; | 88 int family_; |
86 int ext_family_; | 89 int ext_family_; |
87 int type_; | 90 int type_; |
88 int implementer_; | 91 int implementer_; |
89 int architecture_; | 92 int architecture_; |
90 int part_; | 93 int part_; |
91 bool has_fpu_; | 94 bool has_fpu_; |
92 bool has_cmov_; | 95 bool has_cmov_; |
93 bool has_sahf_; | 96 bool has_sahf_; |
94 bool has_mmx_; | 97 bool has_mmx_; |
95 bool has_sse_; | 98 bool has_sse_; |
96 bool has_sse2_; | 99 bool has_sse2_; |
97 bool has_sse3_; | 100 bool has_sse3_; |
98 bool has_ssse3_; | 101 bool has_ssse3_; |
99 bool has_sse41_; | 102 bool has_sse41_; |
100 bool has_sse42_; | 103 bool has_sse42_; |
101 bool has_idiva_; | 104 bool has_idiva_; |
102 bool has_neon_; | 105 bool has_neon_; |
103 bool has_thumb2_; | 106 bool has_thumb2_; |
104 bool has_vfp_; | 107 bool has_vfp_; |
105 bool has_vfp3_; | 108 bool has_vfp3_; |
106 bool has_vfp3_d32_; | 109 bool has_vfp3_d32_; |
| 110 bool is_fp64_mode_; |
107 }; | 111 }; |
108 | 112 |
109 } } // namespace v8::base | 113 } } // namespace v8::base |
110 | 114 |
111 #endif // V8_BASE_CPU_H_ | 115 #endif // V8_BASE_CPU_H_ |
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