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| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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| 186 const int KB = 1024; | 186 const int KB = 1024; |
| 187 const int MB = KB * KB; | 187 const int MB = KB * KB; |
| 188 const int GB = KB * KB * KB; | 188 const int GB = KB * KB * KB; |
| 189 const int kMaxInt = 0x7FFFFFFF; | 189 const int kMaxInt = 0x7FFFFFFF; |
| 190 const int kMinInt = -kMaxInt - 1; | 190 const int kMinInt = -kMaxInt - 1; |
| 191 | 191 |
| 192 const uint32_t kMaxUInt32 = 0xFFFFFFFFu; | 192 const uint32_t kMaxUInt32 = 0xFFFFFFFFu; |
| 193 | 193 |
| 194 const int kCharSize = sizeof(char); // NOLINT | 194 const int kCharSize = sizeof(char); // NOLINT |
| 195 const int kShortSize = sizeof(short); // NOLINT | 195 const int kShortSize = sizeof(short); // NOLINT |
| 196 const int kIntSize = sizeof(int); // NOLINT | |
| 197 const int kDoubleSize = sizeof(double); // NOLINT | 196 const int kDoubleSize = sizeof(double); // NOLINT |
| 198 const int kPointerSize = sizeof(void*); // NOLINT | |
| 199 const int kIntptrSize = sizeof(intptr_t); // NOLINT | 197 const int kIntptrSize = sizeof(intptr_t); // NOLINT |
| 198 // kIntSize and kPointerSize are defined in include/v8.h. |
| 200 | 199 |
| 201 #if V8_HOST_ARCH_64_BIT | 200 #if V8_HOST_ARCH_64_BIT |
| 202 const int kPointerSizeLog2 = 3; | 201 const int kPointerSizeLog2 = 3; |
| 203 const intptr_t kIntptrSignBit = V8_INT64_C(0x8000000000000000); | 202 const intptr_t kIntptrSignBit = V8_INT64_C(0x8000000000000000); |
| 204 const uintptr_t kUintptrAllBitsSet = V8_UINT64_C(0xFFFFFFFFFFFFFFFF); | 203 const uintptr_t kUintptrAllBitsSet = V8_UINT64_C(0xFFFFFFFFFFFFFFFF); |
| 205 #else | 204 #else |
| 206 const int kPointerSizeLog2 = 2; | 205 const int kPointerSizeLog2 = 2; |
| 207 const intptr_t kIntptrSignBit = 0x80000000; | 206 const intptr_t kIntptrSignBit = 0x80000000; |
| 208 const uintptr_t kUintptrAllBitsSet = 0xFFFFFFFFu; | 207 const uintptr_t kUintptrAllBitsSet = 0xFFFFFFFFu; |
| 209 #endif | 208 #endif |
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| 723 CMOV = 15, // x86 | 722 CMOV = 15, // x86 |
| 724 RDTSC = 4, // x86 | 723 RDTSC = 4, // x86 |
| 725 CPUID = 10, // x86 | 724 CPUID = 10, // x86 |
| 726 VFP3 = 1, // ARM | 725 VFP3 = 1, // ARM |
| 727 ARMv7 = 2, // ARM | 726 ARMv7 = 2, // ARM |
| 728 SAHF = 0}; // x86 | 727 SAHF = 0}; // x86 |
| 729 | 728 |
| 730 } } // namespace v8::internal | 729 } } // namespace v8::internal |
| 731 | 730 |
| 732 #endif // V8_GLOBALS_H_ | 731 #endif // V8_GLOBALS_H_ |
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