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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_X64_LITHIUM_CODEGEN_X64_H_ | 5 #ifndef V8_X64_LITHIUM_CODEGEN_X64_H_ |
6 #define V8_X64_LITHIUM_CODEGEN_X64_H_ | 6 #define V8_X64_LITHIUM_CODEGEN_X64_H_ |
7 | 7 |
8 #include "src/x64/lithium-x64.h" | 8 #include "src/x64/lithium-x64.h" |
9 | 9 |
10 #include "src/base/logging.h" | 10 #include "src/base/logging.h" |
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338 | 338 |
339 // Compiler from a set of parallel moves to a sequential list of moves. | 339 // Compiler from a set of parallel moves to a sequential list of moves. |
340 LGapResolver resolver_; | 340 LGapResolver resolver_; |
341 | 341 |
342 Safepoint::Kind expected_safepoint_kind_; | 342 Safepoint::Kind expected_safepoint_kind_; |
343 | 343 |
344 class PushSafepointRegistersScope V8_FINAL BASE_EMBEDDED { | 344 class PushSafepointRegistersScope V8_FINAL BASE_EMBEDDED { |
345 public: | 345 public: |
346 explicit PushSafepointRegistersScope(LCodeGen* codegen) | 346 explicit PushSafepointRegistersScope(LCodeGen* codegen) |
347 : codegen_(codegen) { | 347 : codegen_(codegen) { |
348 ASSERT(codegen_->info()->is_calling()); | 348 DCHECK(codegen_->info()->is_calling()); |
349 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); | 349 DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kSimple); |
350 codegen_->masm_->PushSafepointRegisters(); | 350 codegen_->masm_->PushSafepointRegisters(); |
351 codegen_->expected_safepoint_kind_ = Safepoint::kWithRegisters; | 351 codegen_->expected_safepoint_kind_ = Safepoint::kWithRegisters; |
352 } | 352 } |
353 | 353 |
354 ~PushSafepointRegistersScope() { | 354 ~PushSafepointRegistersScope() { |
355 ASSERT(codegen_->expected_safepoint_kind_ == Safepoint::kWithRegisters); | 355 DCHECK(codegen_->expected_safepoint_kind_ == Safepoint::kWithRegisters); |
356 codegen_->masm_->PopSafepointRegisters(); | 356 codegen_->masm_->PopSafepointRegisters(); |
357 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; | 357 codegen_->expected_safepoint_kind_ = Safepoint::kSimple; |
358 } | 358 } |
359 | 359 |
360 private: | 360 private: |
361 LCodeGen* codegen_; | 361 LCodeGen* codegen_; |
362 }; | 362 }; |
363 | 363 |
364 friend class LDeferredCode; | 364 friend class LDeferredCode; |
365 friend class LEnvironment; | 365 friend class LEnvironment; |
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396 Label entry_; | 396 Label entry_; |
397 Label exit_; | 397 Label exit_; |
398 Label done_; | 398 Label done_; |
399 Label* external_exit_; | 399 Label* external_exit_; |
400 int instruction_index_; | 400 int instruction_index_; |
401 }; | 401 }; |
402 | 402 |
403 } } // namespace v8::internal | 403 } } // namespace v8::internal |
404 | 404 |
405 #endif // V8_X64_LITHIUM_CODEGEN_X64_H_ | 405 #endif // V8_X64_LITHIUM_CODEGEN_X64_H_ |
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