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Issue 2304573004: Port FastCloneShallowArrayStub to Turbofan (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: comments from Ross Created 4 years, 3 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 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_PPC 5 #if V8_TARGET_ARCH_PPC
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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1537 __ LoadP(r6, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset)); 1537 __ LoadP(r6, MemOperand(fp, JavaScriptFrameConstants::kFunctionOffset));
1538 __ LoadSmiLiteral(r5, Smi::FromInt(expr->literal_index())); 1538 __ LoadSmiLiteral(r5, Smi::FromInt(expr->literal_index()));
1539 __ mov(r4, Operand(constant_elements)); 1539 __ mov(r4, Operand(constant_elements));
1540 if (MustCreateArrayLiteralWithRuntime(expr)) { 1540 if (MustCreateArrayLiteralWithRuntime(expr)) {
1541 __ LoadSmiLiteral(r3, Smi::FromInt(expr->ComputeFlags())); 1541 __ LoadSmiLiteral(r3, Smi::FromInt(expr->ComputeFlags()));
1542 __ Push(r6, r5, r4, r3); 1542 __ Push(r6, r5, r4, r3);
1543 __ CallRuntime(Runtime::kCreateArrayLiteral); 1543 __ CallRuntime(Runtime::kCreateArrayLiteral);
1544 } else { 1544 } else {
1545 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode); 1545 FastCloneShallowArrayStub stub(isolate(), allocation_site_mode);
1546 __ CallStub(&stub); 1546 __ CallStub(&stub);
1547 RestoreContext();
1547 } 1548 }
1548 PrepareForBailoutForId(expr->CreateLiteralId(), BailoutState::TOS_REGISTER); 1549 PrepareForBailoutForId(expr->CreateLiteralId(), BailoutState::TOS_REGISTER);
1549 1550
1550 bool result_saved = false; // Is the result saved to the stack? 1551 bool result_saved = false; // Is the result saved to the stack?
1551 ZoneList<Expression*>* subexprs = expr->values(); 1552 ZoneList<Expression*>* subexprs = expr->values();
1552 int length = subexprs->length(); 1553 int length = subexprs->length();
1553 1554
1554 // Emit code to evaluate all the non-constant subexpressions and to store 1555 // Emit code to evaluate all the non-constant subexpressions and to store
1555 // them into the newly cloned array. 1556 // them into the newly cloned array.
1556 for (int array_index = 0; array_index < length; array_index++) { 1557 for (int array_index = 0; array_index < length; array_index++) {
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3697 3698
3698 DCHECK(Assembler::IsCrSet(Assembler::instr_at(cmp_address))); 3699 DCHECK(Assembler::IsCrSet(Assembler::instr_at(cmp_address)));
3699 3700
3700 DCHECK(interrupt_address == 3701 DCHECK(interrupt_address ==
3701 isolate->builtins()->OnStackReplacement()->entry()); 3702 isolate->builtins()->OnStackReplacement()->entry());
3702 return ON_STACK_REPLACEMENT; 3703 return ON_STACK_REPLACEMENT;
3703 } 3704 }
3704 } // namespace internal 3705 } // namespace internal
3705 } // namespace v8 3706 } // namespace v8
3706 #endif // V8_TARGET_ARCH_PPC 3707 #endif // V8_TARGET_ARCH_PPC
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