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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 // 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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416 public: | 416 public: |
417 PushSafepointRegistersScope(LCodeGen* codegen, | 417 PushSafepointRegistersScope(LCodeGen* codegen, |
418 Safepoint::Kind kind) | 418 Safepoint::Kind kind) |
419 : codegen_(codegen) { | 419 : codegen_(codegen) { |
420 ASSERT(codegen_->info()->is_calling()); | 420 ASSERT(codegen_->info()->is_calling()); |
421 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); | 421 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); |
422 codegen_->expected_safepoint_kind_ = kind; | 422 codegen_->expected_safepoint_kind_ = kind; |
423 | 423 |
424 switch (codegen_->expected_safepoint_kind_) { | 424 switch (codegen_->expected_safepoint_kind_) { |
425 case Safepoint::kWithRegisters: { | 425 case Safepoint::kWithRegisters: { |
426 StoreRegistersStateStub stub1(kDontSaveFPRegs); | 426 StoreRegistersStateStub stub1(codegen_->masm_->isolate(), |
| 427 kDontSaveFPRegs); |
427 codegen_->masm_->push(ra); | 428 codegen_->masm_->push(ra); |
428 codegen_->masm_->CallStub(&stub1); | 429 codegen_->masm_->CallStub(&stub1); |
429 break; | 430 break; |
430 } | 431 } |
431 case Safepoint::kWithRegistersAndDoubles: { | 432 case Safepoint::kWithRegistersAndDoubles: { |
432 StoreRegistersStateStub stub2(kSaveFPRegs); | 433 StoreRegistersStateStub stub2(codegen_->masm_->isolate(), |
| 434 kSaveFPRegs); |
433 codegen_->masm_->push(ra); | 435 codegen_->masm_->push(ra); |
434 codegen_->masm_->CallStub(&stub2); | 436 codegen_->masm_->CallStub(&stub2); |
435 break; | 437 break; |
436 } | 438 } |
437 default: | 439 default: |
438 UNREACHABLE(); | 440 UNREACHABLE(); |
439 } | 441 } |
440 } | 442 } |
441 | 443 |
442 ~PushSafepointRegistersScope() { | 444 ~PushSafepointRegistersScope() { |
443 Safepoint::Kind kind = codegen_->expected_safepoint_kind_; | 445 Safepoint::Kind kind = codegen_->expected_safepoint_kind_; |
444 ASSERT((kind & Safepoint::kWithRegisters) != 0); | 446 ASSERT((kind & Safepoint::kWithRegisters) != 0); |
445 switch (kind) { | 447 switch (kind) { |
446 case Safepoint::kWithRegisters: { | 448 case Safepoint::kWithRegisters: { |
447 RestoreRegistersStateStub stub1(kDontSaveFPRegs); | 449 RestoreRegistersStateStub stub1(codegen_->masm_->isolate(), |
| 450 kDontSaveFPRegs); |
448 codegen_->masm_->push(ra); | 451 codegen_->masm_->push(ra); |
449 codegen_->masm_->CallStub(&stub1); | 452 codegen_->masm_->CallStub(&stub1); |
450 break; | 453 break; |
451 } | 454 } |
452 case Safepoint::kWithRegistersAndDoubles: { | 455 case Safepoint::kWithRegistersAndDoubles: { |
453 RestoreRegistersStateStub stub2(kSaveFPRegs); | 456 RestoreRegistersStateStub stub2(codegen_->masm_->isolate(), |
| 457 kSaveFPRegs); |
454 codegen_->masm_->push(ra); | 458 codegen_->masm_->push(ra); |
455 codegen_->masm_->CallStub(&stub2); | 459 codegen_->masm_->CallStub(&stub2); |
456 break; | 460 break; |
457 } | 461 } |
458 default: | 462 default: |
459 UNREACHABLE(); | 463 UNREACHABLE(); |
460 } | 464 } |
461 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; | 465 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; |
462 } | 466 } |
463 | 467 |
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498 LCodeGen* codegen_; | 502 LCodeGen* codegen_; |
499 Label entry_; | 503 Label entry_; |
500 Label exit_; | 504 Label exit_; |
501 Label* external_exit_; | 505 Label* external_exit_; |
502 int instruction_index_; | 506 int instruction_index_; |
503 }; | 507 }; |
504 | 508 |
505 } } // namespace v8::internal | 509 } } // namespace v8::internal |
506 | 510 |
507 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ | 511 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ |
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