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Issue 2304573004: Port FastCloneShallowArrayStub to Turbofan (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: cleanup mode a bit Created 4 years, 3 months ago
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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 #if V8_TARGET_ARCH_IA32 5 #if V8_TARGET_ARCH_IA32
6 6
7 #include "src/full-codegen/full-codegen.h" 7 #include "src/full-codegen/full-codegen.h"
8 #include "src/ast/compile-time-value.h" 8 #include "src/ast/compile-time-value.h"
9 #include "src/ast/scopes.h" 9 #include "src/ast/scopes.h"
10 #include "src/code-factory.h" 10 #include "src/code-factory.h"
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1493 __ push(Immediate(Smi::FromInt(expr->literal_index()))); 1493 __ push(Immediate(Smi::FromInt(expr->literal_index())));
1494 __ push(Immediate(constant_elements)); 1494 __ push(Immediate(constant_elements));
1495 __ push(Immediate(Smi::FromInt(expr->ComputeFlags()))); 1495 __ push(Immediate(Smi::FromInt(expr->ComputeFlags())));
1496 __ CallRuntime(Runtime::kCreateArrayLiteral); 1496 __ CallRuntime(Runtime::kCreateArrayLiteral);
1497 } else { 1497 } else {
1498 __ mov(eax, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset)); 1498 __ mov(eax, Operand(ebp, JavaScriptFrameConstants::kFunctionOffset));
1499 __ mov(ebx, Immediate(Smi::FromInt(expr->literal_index()))); 1499 __ mov(ebx, Immediate(Smi::FromInt(expr->literal_index())));
1500 __ mov(ecx, Immediate(constant_elements)); 1500 __ mov(ecx, Immediate(constant_elements));
1501 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); 1501 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode);
1502 __ CallStub(&stub); 1502 __ CallStub(&stub);
1503 RestoreContext();
1503 } 1504 }
1504 PrepareForBailoutForId(expr->CreateLiteralId(), BailoutState::TOS_REGISTER); 1505 PrepareForBailoutForId(expr->CreateLiteralId(), BailoutState::TOS_REGISTER);
1505 1506
1506 bool result_saved = false; // Is the result saved to the stack? 1507 bool result_saved = false; // Is the result saved to the stack?
1507 ZoneList<Expression*>* subexprs = expr->values(); 1508 ZoneList<Expression*>* subexprs = expr->values();
1508 int length = subexprs->length(); 1509 int length = subexprs->length();
1509 1510
1510 // Emit code to evaluate all the non-constant subexpressions and to store 1511 // Emit code to evaluate all the non-constant subexpressions and to store
1511 // them into the newly cloned array. 1512 // them into the newly cloned array.
1512 for (int array_index = 0; array_index < length; array_index++) { 1513 for (int array_index = 0; array_index < length; array_index++) {
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3605 isolate->builtins()->OnStackReplacement()->entry(), 3606 isolate->builtins()->OnStackReplacement()->entry(),
3606 Assembler::target_address_at(call_target_address, unoptimized_code)); 3607 Assembler::target_address_at(call_target_address, unoptimized_code));
3607 return ON_STACK_REPLACEMENT; 3608 return ON_STACK_REPLACEMENT;
3608 } 3609 }
3609 3610
3610 3611
3611 } // namespace internal 3612 } // namespace internal
3612 } // namespace v8 3613 } // namespace v8
3613 3614
3614 #endif // V8_TARGET_ARCH_IA32 3615 #endif // V8_TARGET_ARCH_IA32
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