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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_MIPS_LITHIUM_CODEGEN_MIPS_H_ | 5 #ifndef V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ |
6 #define V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ | 6 #define V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ |
7 | 7 |
8 #include "src/deoptimizer.h" | 8 #include "src/deoptimizer.h" |
9 #include "src/lithium-codegen.h" | 9 #include "src/lithium-codegen.h" |
10 #include "src/mips/lithium-gap-resolver-mips.h" | 10 #include "src/mips/lithium-gap-resolver-mips.h" |
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380 | 380 |
381 // Compiler from a set of parallel moves to a sequential list of moves. | 381 // Compiler from a set of parallel moves to a sequential list of moves. |
382 LGapResolver resolver_; | 382 LGapResolver resolver_; |
383 | 383 |
384 Safepoint::Kind expected_safepoint_kind_; | 384 Safepoint::Kind expected_safepoint_kind_; |
385 | 385 |
386 class PushSafepointRegistersScope V8_FINAL BASE_EMBEDDED { | 386 class PushSafepointRegistersScope V8_FINAL BASE_EMBEDDED { |
387 public: | 387 public: |
388 explicit PushSafepointRegistersScope(LCodeGen* codegen) | 388 explicit PushSafepointRegistersScope(LCodeGen* codegen) |
389 : codegen_(codegen) { | 389 : codegen_(codegen) { |
390 ASSERT(codegen_->info()->is_calling()); | 390 DCHECK(codegen_->info()->is_calling()); |
391 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); | 391 DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); |
392 codegen_->expected_safepoint_kind_ = Safepoint::kWithRegisters; | 392 codegen_->expected_safepoint_kind_ = Safepoint::kWithRegisters; |
393 | 393 |
394 StoreRegistersStateStub stub(codegen_->isolate()); | 394 StoreRegistersStateStub stub(codegen_->isolate()); |
395 codegen_->masm_->push(ra); | 395 codegen_->masm_->push(ra); |
396 codegen_->masm_->CallStub(&stub); | 396 codegen_->masm_->CallStub(&stub); |
397 } | 397 } |
398 | 398 |
399 ~PushSafepointRegistersScope() { | 399 ~PushSafepointRegistersScope() { |
400 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kWithRegisters); | 400 DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kWithRegisters); |
401 RestoreRegistersStateStub stub(codegen_->isolate()); | 401 RestoreRegistersStateStub stub(codegen_->isolate()); |
402 codegen_->masm_->push(ra); | 402 codegen_->masm_->push(ra); |
403 codegen_->masm_->CallStub(&stub); | 403 codegen_->masm_->CallStub(&stub); |
404 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; | 404 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; |
405 } | 405 } |
406 | 406 |
407 private: | 407 private: |
408 LCodeGen* codegen_; | 408 LCodeGen* codegen_; |
409 }; | 409 }; |
410 | 410 |
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441 LCodeGen* codegen_; | 441 LCodeGen* codegen_; |
442 Label entry_; | 442 Label entry_; |
443 Label exit_; | 443 Label exit_; |
444 Label* external_exit_; | 444 Label* external_exit_; |
445 int instruction_index_; | 445 int instruction_index_; |
446 }; | 446 }; |
447 | 447 |
448 } } // namespace v8::internal | 448 } } // namespace v8::internal |
449 | 449 |
450 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ | 450 #endif // V8_MIPS_LITHIUM_CODEGEN_MIPS_H_ |
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