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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #ifndef V8_V8GLOBALS_H_ | 5 #ifndef V8_V8GLOBALS_H_ |
6 #define V8_V8GLOBALS_H_ | 6 #define V8_V8GLOBALS_H_ |
7 | 7 |
8 #include "globals.h" | 8 #include "globals.h" |
9 #include "checks.h" | 9 #include "checks.h" |
10 | 10 |
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396 } | 396 } |
397 #else | 397 #else |
398 #define TRACK_MEMORY(name) | 398 #define TRACK_MEMORY(name) |
399 #endif | 399 #endif |
400 | 400 |
401 | 401 |
402 // Feature flags bit positions. They are mostly based on the CPUID spec. | 402 // Feature flags bit positions. They are mostly based on the CPUID spec. |
403 // On X86/X64, values below 32 are bits in EDX, values above 32 are bits in ECX. | 403 // On X86/X64, values below 32 are bits in EDX, values above 32 are bits in ECX. |
404 enum CpuFeature { SSE4_1 = 32 + 19, // x86 | 404 enum CpuFeature { SSE4_1 = 32 + 19, // x86 |
405 SSE3 = 32 + 0, // x86 | 405 SSE3 = 32 + 0, // x86 |
406 SSE2 = 26, // x86 | |
407 CMOV = 15, // x86 | 406 CMOV = 15, // x86 |
408 VFP3 = 1, // ARM | 407 VFP3 = 1, // ARM |
409 ARMv7 = 2, // ARM | 408 ARMv7 = 2, // ARM |
410 SUDIV = 3, // ARM | 409 SUDIV = 3, // ARM |
411 UNALIGNED_ACCESSES = 4, // ARM | 410 UNALIGNED_ACCESSES = 4, // ARM |
412 MOVW_MOVT_IMMEDIATE_LOADS = 5, // ARM | 411 MOVW_MOVT_IMMEDIATE_LOADS = 5, // ARM |
413 VFP32DREGS = 6, // ARM | 412 VFP32DREGS = 6, // ARM |
414 NEON = 7, // ARM | 413 NEON = 7, // ARM |
415 SAHF = 0, // x86 | 414 SAHF = 0, // x86 |
416 FPU = 1}; // MIPS | 415 FPU = 1}; // MIPS |
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545 enum MinusZeroMode { | 544 enum MinusZeroMode { |
546 TREAT_MINUS_ZERO_AS_ZERO, | 545 TREAT_MINUS_ZERO_AS_ZERO, |
547 FAIL_ON_MINUS_ZERO | 546 FAIL_ON_MINUS_ZERO |
548 }; | 547 }; |
549 | 548 |
550 } } // namespace v8::internal | 549 } } // namespace v8::internal |
551 | 550 |
552 namespace i = v8::internal; | 551 namespace i = v8::internal; |
553 | 552 |
554 #endif // V8_V8GLOBALS_H_ | 553 #endif // V8_V8GLOBALS_H_ |
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