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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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_ARM | 7 #if V8_TARGET_ARCH_ARM |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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341 if (scope()->HasIllegalRedeclaration()) { | 341 if (scope()->HasIllegalRedeclaration()) { |
342 Comment cmnt(masm_, "[ Declarations"); | 342 Comment cmnt(masm_, "[ Declarations"); |
343 scope()->VisitIllegalRedeclaration(this); | 343 scope()->VisitIllegalRedeclaration(this); |
344 | 344 |
345 } else { | 345 } else { |
346 PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS); | 346 PrepareForBailoutForId(BailoutId::FunctionEntry(), NO_REGISTERS); |
347 { Comment cmnt(masm_, "[ Declarations"); | 347 { Comment cmnt(masm_, "[ Declarations"); |
348 VisitDeclarations(scope()->declarations()); | 348 VisitDeclarations(scope()->declarations()); |
349 } | 349 } |
350 | 350 |
| 351 // Assert that the declarations do not use ICs. Otherwise the debugger |
| 352 // won't be able to redirect a PC at an IC to the correct IC in newly |
| 353 // recompiled code. |
| 354 DCHECK_EQ(0, ic_total_count_); |
| 355 |
351 { Comment cmnt(masm_, "[ Stack check"); | 356 { Comment cmnt(masm_, "[ Stack check"); |
352 PrepareForBailoutForId(BailoutId::Declarations(), NO_REGISTERS); | 357 PrepareForBailoutForId(BailoutId::Declarations(), NO_REGISTERS); |
353 Label ok; | 358 Label ok; |
354 __ LoadRoot(ip, Heap::kStackLimitRootIndex); | 359 __ LoadRoot(ip, Heap::kStackLimitRootIndex); |
355 __ cmp(sp, Operand(ip)); | 360 __ cmp(sp, Operand(ip)); |
356 __ b(hs, &ok); | 361 __ b(hs, &ok); |
357 Handle<Code> stack_check = isolate()->builtins()->StackCheck(); | 362 Handle<Code> stack_check = isolate()->builtins()->StackCheck(); |
358 PredictableCodeSizeScope predictable(masm_); | 363 PredictableCodeSizeScope predictable(masm_); |
359 predictable.ExpectSize( | 364 predictable.ExpectSize( |
360 masm_->CallSize(stack_check, RelocInfo::CODE_TARGET)); | 365 masm_->CallSize(stack_check, RelocInfo::CODE_TARGET)); |
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5469 DCHECK(interrupt_address == | 5474 DCHECK(interrupt_address == |
5470 isolate->builtins()->OsrAfterStackCheck()->entry()); | 5475 isolate->builtins()->OsrAfterStackCheck()->entry()); |
5471 return OSR_AFTER_STACK_CHECK; | 5476 return OSR_AFTER_STACK_CHECK; |
5472 } | 5477 } |
5473 | 5478 |
5474 | 5479 |
5475 } // namespace internal | 5480 } // namespace internal |
5476 } // namespace v8 | 5481 } // namespace v8 |
5477 | 5482 |
5478 #endif // V8_TARGET_ARCH_ARM | 5483 #endif // V8_TARGET_ARCH_ARM |
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