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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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429 | 429 |
430 // A special case for printing target and features, which we want to do | 430 // A special case for printing target and features, which we want to do |
431 // before initializing the isolate | 431 // before initializing the isolate |
432 | 432 |
433 // Check whether a feature is supported by the target CPU. | 433 // Check whether a feature is supported by the target CPU. |
434 static bool IsSupported(CpuFeature f) { | 434 static bool IsSupported(CpuFeature f) { |
435 ASSERT(initialized_); | 435 ASSERT(initialized_); |
436 return Check(f, supported_); | 436 return Check(f, supported_); |
437 } | 437 } |
438 | 438 |
439 static bool IsFoundByRuntimeProbingOnly(CpuFeature f) { | |
440 ASSERT(initialized_); | |
441 return Check(f, found_by_runtime_probing_only_); | |
442 } | |
443 | |
444 static bool IsSafeForSnapshot(Isolate* isolate, CpuFeature f) { | 439 static bool IsSafeForSnapshot(Isolate* isolate, CpuFeature f) { |
445 return Check(f, cross_compile_) || | 440 return Check(f, cross_compile_) || |
446 (IsSupported(f) && | 441 (IsSupported(f) && |
447 (!Serializer::enabled(isolate) || !IsFoundByRuntimeProbingOnly(f))); | 442 !(Serializer::enabled(isolate) && |
| 443 Check(f, found_by_runtime_probing_only_))); |
448 } | 444 } |
449 | 445 |
450 static bool VerifyCrossCompiling() { | 446 static bool VerifyCrossCompiling() { |
451 return cross_compile_ == 0; | 447 return cross_compile_ == 0; |
452 } | 448 } |
453 | 449 |
454 static bool VerifyCrossCompiling(CpuFeature f) { | 450 static bool VerifyCrossCompiling(CpuFeature f) { |
455 unsigned mask = flag2set(f); | 451 unsigned mask = flag2set(f); |
456 return cross_compile_ == 0 || | 452 return cross_compile_ == 0 || |
457 (cross_compile_ & mask) == mask; | 453 (cross_compile_ & mask) == mask; |
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1290 class EnsureSpace BASE_EMBEDDED { | 1286 class EnsureSpace BASE_EMBEDDED { |
1291 public: | 1287 public: |
1292 explicit EnsureSpace(Assembler* assembler) { | 1288 explicit EnsureSpace(Assembler* assembler) { |
1293 assembler->CheckBuffer(); | 1289 assembler->CheckBuffer(); |
1294 } | 1290 } |
1295 }; | 1291 }; |
1296 | 1292 |
1297 } } // namespace v8::internal | 1293 } } // namespace v8::internal |
1298 | 1294 |
1299 #endif // V8_ARM_ASSEMBLER_MIPS_H_ | 1295 #endif // V8_ARM_ASSEMBLER_MIPS_H_ |
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