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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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/compiler/interpreter-assembler.h" | 5 #include "src/compiler/interpreter-assembler.h" |
6 | 6 |
7 #include <ostream> | 7 #include <ostream> |
8 | 8 |
9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
10 #include "src/compiler/graph.h" | 10 #include "src/compiler/graph.h" |
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310 kMachAnyTagged, RegisterFileRawPointer(), | 310 kMachAnyTagged, RegisterFileRawPointer(), |
311 IntPtrConstant(InterpreterFrameConstants::kFunctionFromRegisterPointer)); | 311 IntPtrConstant(InterpreterFrameConstants::kFunctionFromRegisterPointer)); |
312 Node* shared_info = | 312 Node* shared_info = |
313 LoadObjectField(function, JSFunction::kSharedFunctionInfoOffset); | 313 LoadObjectField(function, JSFunction::kSharedFunctionInfoOffset); |
314 Node* vector = | 314 Node* vector = |
315 LoadObjectField(shared_info, SharedFunctionInfo::kFeedbackVectorOffset); | 315 LoadObjectField(shared_info, SharedFunctionInfo::kFeedbackVectorOffset); |
316 return vector; | 316 return vector; |
317 } | 317 } |
318 | 318 |
319 | 319 |
320 Node* InterpreterAssembler::CallConstruct(Node* original_constructor, | |
321 Node* constructor, Node* first_arg, | |
322 Node* arg_count) { | |
323 Callable callable = CodeFactory::InterpreterPushArgsAndConstruct(isolate()); | |
324 CallDescriptor* descriptor = Linkage::GetStubCallDescriptor( | |
325 isolate(), zone(), callable.descriptor(), 0, CallDescriptor::kNoFlags); | |
326 | |
327 Node* code_target = HeapConstant(callable.code()); | |
328 | |
329 Node** args = zone()->NewArray<Node*>(5); | |
330 args[0] = arg_count; | |
331 args[1] = original_constructor; | |
332 args[2] = constructor; | |
333 args[3] = first_arg; | |
334 args[4] = GetContext(); | |
335 | |
336 return CallN(descriptor, code_target, args); | |
337 } | |
338 | |
339 | |
340 Node* InterpreterAssembler::CallN(CallDescriptor* descriptor, Node* code_target, | 320 Node* InterpreterAssembler::CallN(CallDescriptor* descriptor, Node* code_target, |
341 Node** args) { | 321 Node** args) { |
342 Node* stack_pointer_before_call = nullptr; | 322 Node* stack_pointer_before_call = nullptr; |
343 if (FLAG_debug_code) { | 323 if (FLAG_debug_code) { |
344 stack_pointer_before_call = raw_assembler_->LoadStackPointer(); | 324 stack_pointer_before_call = raw_assembler_->LoadStackPointer(); |
345 } | 325 } |
346 Node* return_val = raw_assembler_->CallN(descriptor, code_target, args); | 326 Node* return_val = raw_assembler_->CallN(descriptor, code_target, args); |
347 if (FLAG_debug_code) { | 327 if (FLAG_debug_code) { |
348 Node* stack_pointer_after_call = raw_assembler_->LoadStackPointer(); | 328 Node* stack_pointer_after_call = raw_assembler_->LoadStackPointer(); |
349 AbortIfWordNotEqual(stack_pointer_before_call, stack_pointer_after_call, | 329 AbortIfWordNotEqual(stack_pointer_before_call, stack_pointer_after_call, |
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606 return raw_assembler_->schedule(); | 586 return raw_assembler_->schedule(); |
607 } | 587 } |
608 | 588 |
609 | 589 |
610 Zone* InterpreterAssembler::zone() { return raw_assembler_->zone(); } | 590 Zone* InterpreterAssembler::zone() { return raw_assembler_->zone(); } |
611 | 591 |
612 | 592 |
613 } // namespace compiler | 593 } // namespace compiler |
614 } // namespace internal | 594 } // namespace internal |
615 } // namespace v8 | 595 } // namespace v8 |
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