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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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/crankshaft/hydrogen.h" | 5 #include "src/crankshaft/hydrogen.h" |
6 | 6 |
7 #include <sstream> | 7 #include <sstream> |
8 | 8 |
9 #include "src/allocation-site-scopes.h" | 9 #include "src/allocation-site-scopes.h" |
10 #include "src/ast/ast-numbering.h" | 10 #include "src/ast/ast-numbering.h" |
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12610 { | 12610 { |
12611 // If the object is not a value return the object. | 12611 // If the object is not a value return the object. |
12612 Push(object); | 12612 Push(object); |
12613 Add<HSimulate>(call->id(), FIXED_SIMULATE); | 12613 Add<HSimulate>(call->id(), FIXED_SIMULATE); |
12614 } | 12614 } |
12615 if_objectisvalue.End(); | 12615 if_objectisvalue.End(); |
12616 return ast_context()->ReturnValue(Pop()); | 12616 return ast_context()->ReturnValue(Pop()); |
12617 } | 12617 } |
12618 | 12618 |
12619 | 12619 |
12620 void HOptimizedGraphBuilder::GenerateOneByteSeqStringSetChar( | |
12621 CallRuntime* call) { | |
12622 DCHECK(call->arguments()->length() == 3); | |
12623 CHECK_ALIVE(VisitForValue(call->arguments()->at(0))); | |
12624 CHECK_ALIVE(VisitForValue(call->arguments()->at(1))); | |
12625 CHECK_ALIVE(VisitForValue(call->arguments()->at(2))); | |
12626 HValue* string = Pop(); | |
12627 HValue* value = Pop(); | |
12628 HValue* index = Pop(); | |
12629 Add<HSeqStringSetChar>(String::ONE_BYTE_ENCODING, string, | |
12630 index, value); | |
12631 Add<HSimulate>(call->id(), FIXED_SIMULATE); | |
12632 return ast_context()->ReturnValue(graph()->GetConstantUndefined()); | |
12633 } | |
12634 | |
12635 | |
12636 void HOptimizedGraphBuilder::GenerateTwoByteSeqStringSetChar( | |
12637 CallRuntime* call) { | |
12638 DCHECK(call->arguments()->length() == 3); | |
12639 CHECK_ALIVE(VisitForValue(call->arguments()->at(0))); | |
12640 CHECK_ALIVE(VisitForValue(call->arguments()->at(1))); | |
12641 CHECK_ALIVE(VisitForValue(call->arguments()->at(2))); | |
12642 HValue* string = Pop(); | |
12643 HValue* value = Pop(); | |
12644 HValue* index = Pop(); | |
12645 Add<HSeqStringSetChar>(String::TWO_BYTE_ENCODING, string, | |
12646 index, value); | |
12647 Add<HSimulate>(call->id(), FIXED_SIMULATE); | |
12648 return ast_context()->ReturnValue(graph()->GetConstantUndefined()); | |
12649 } | |
12650 | |
12651 | |
12652 // Fast support for charCodeAt(n). | 12620 // Fast support for charCodeAt(n). |
12653 void HOptimizedGraphBuilder::GenerateStringCharCodeAt(CallRuntime* call) { | 12621 void HOptimizedGraphBuilder::GenerateStringCharCodeAt(CallRuntime* call) { |
12654 DCHECK(call->arguments()->length() == 2); | 12622 DCHECK(call->arguments()->length() == 2); |
12655 CHECK_ALIVE(VisitForValue(call->arguments()->at(0))); | 12623 CHECK_ALIVE(VisitForValue(call->arguments()->at(0))); |
12656 CHECK_ALIVE(VisitForValue(call->arguments()->at(1))); | 12624 CHECK_ALIVE(VisitForValue(call->arguments()->at(1))); |
12657 HValue* index = Pop(); | 12625 HValue* index = Pop(); |
12658 HValue* string = Pop(); | 12626 HValue* string = Pop(); |
12659 HInstruction* result = BuildStringCharCodeAt(string, index); | 12627 HInstruction* result = BuildStringCharCodeAt(string, index); |
12660 return ast_context()->ReturnInstruction(result, call->id()); | 12628 return ast_context()->ReturnInstruction(result, call->id()); |
12661 } | 12629 } |
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13687 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 13655 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); |
13688 } | 13656 } |
13689 | 13657 |
13690 #ifdef DEBUG | 13658 #ifdef DEBUG |
13691 graph_->Verify(false); // No full verify. | 13659 graph_->Verify(false); // No full verify. |
13692 #endif | 13660 #endif |
13693 } | 13661 } |
13694 | 13662 |
13695 } // namespace internal | 13663 } // namespace internal |
13696 } // namespace v8 | 13664 } // namespace v8 |
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