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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 // Class for intrinsifying functions. | 4 // Class for intrinsifying functions. |
5 | 5 |
6 #include "vm/assembler.h" | 6 #include "vm/assembler.h" |
7 #include "vm/compiler.h" | 7 #include "vm/compiler.h" |
8 #include "vm/cpu.h" | 8 #include "vm/cpu.h" |
9 #include "vm/flags.h" | 9 #include "vm/flags.h" |
10 #include "vm/flow_graph.h" | 10 #include "vm/flow_graph.h" |
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652 kTypedDataFloat64ArrayCid, | 652 kTypedDataFloat64ArrayCid, |
653 Thread::kNoDeoptId, | 653 Thread::kNoDeoptId, |
654 builder.TokenPos())); | 654 builder.TokenPos())); |
655 Definition* result = builder.AddDefinition( | 655 Definition* result = builder.AddDefinition( |
656 BoxInstr::Create(kUnboxedDouble, new Value(unboxed_value))); | 656 BoxInstr::Create(kUnboxedDouble, new Value(unboxed_value))); |
657 builder.AddIntrinsicReturn(new Value(result)); | 657 builder.AddIntrinsicReturn(new Value(result)); |
658 return true; | 658 return true; |
659 } | 659 } |
660 | 660 |
661 | 661 |
| 662 static bool BuildCodeUnitAt(FlowGraph* flow_graph, intptr_t cid) { |
| 663 GraphEntryInstr* graph_entry = flow_graph->graph_entry(); |
| 664 TargetEntryInstr* normal_entry = graph_entry->normal_entry(); |
| 665 BlockBuilder builder(flow_graph, normal_entry); |
| 666 |
| 667 Definition* index = builder.AddParameter(1); |
| 668 Definition* str = builder.AddParameter(2); |
| 669 PrepareIndexedOp(&builder, str, index, String::length_offset()); |
| 670 |
| 671 // For external strings: Load external data. |
| 672 if (cid == kExternalOneByteStringCid) { |
| 673 str = builder.AddDefinition( |
| 674 new LoadUntaggedInstr(new Value(str), |
| 675 ExternalOneByteString::external_data_offset())); |
| 676 str = builder.AddDefinition( |
| 677 new LoadUntaggedInstr( |
| 678 new Value(str), |
| 679 RawExternalOneByteString::ExternalData::data_offset())); |
| 680 } else if (cid == kExternalTwoByteStringCid) { |
| 681 str = builder.AddDefinition( |
| 682 new LoadUntaggedInstr(new Value(str), |
| 683 ExternalTwoByteString::external_data_offset())); |
| 684 str = builder.AddDefinition( |
| 685 new LoadUntaggedInstr( |
| 686 new Value(str), |
| 687 RawExternalTwoByteString::ExternalData::data_offset())); |
| 688 } |
| 689 |
| 690 Definition* result = builder.AddDefinition( |
| 691 new LoadIndexedInstr(new Value(str), |
| 692 new Value(index), |
| 693 Instance::ElementSizeFor(cid), |
| 694 cid, |
| 695 Thread::kNoDeoptId, |
| 696 builder.TokenPos())); |
| 697 builder.AddIntrinsicReturn(new Value(result)); |
| 698 return true; |
| 699 } |
| 700 |
| 701 |
| 702 bool Intrinsifier::Build_OneByteStringCodeUnitAt(FlowGraph* flow_graph) { |
| 703 return BuildCodeUnitAt(flow_graph, kOneByteStringCid); |
| 704 } |
| 705 |
| 706 |
| 707 bool Intrinsifier::Build_TwoByteStringCodeUnitAt(FlowGraph* flow_graph) { |
| 708 return BuildCodeUnitAt(flow_graph, kTwoByteStringCid); |
| 709 } |
| 710 |
| 711 |
| 712 bool Intrinsifier::Build_ExternalOneByteStringCodeUnitAt( |
| 713 FlowGraph* flow_graph) { |
| 714 return BuildCodeUnitAt(flow_graph, kExternalOneByteStringCid); |
| 715 } |
| 716 |
| 717 |
| 718 bool Intrinsifier::Build_ExternalTwoByteStringCodeUnitAt( |
| 719 FlowGraph* flow_graph) { |
| 720 return BuildCodeUnitAt(flow_graph, kExternalTwoByteStringCid); |
| 721 } |
| 722 |
| 723 |
662 static bool BuildBinaryFloat32x4Op(FlowGraph* flow_graph, Token::Kind kind) { | 724 static bool BuildBinaryFloat32x4Op(FlowGraph* flow_graph, Token::Kind kind) { |
663 if (!FlowGraphCompiler::SupportsUnboxedSimd128()) return false; | 725 if (!FlowGraphCompiler::SupportsUnboxedSimd128()) return false; |
664 | 726 |
665 GraphEntryInstr* graph_entry = flow_graph->graph_entry(); | 727 GraphEntryInstr* graph_entry = flow_graph->graph_entry(); |
666 TargetEntryInstr* normal_entry = graph_entry->normal_entry(); | 728 TargetEntryInstr* normal_entry = graph_entry->normal_entry(); |
667 BlockBuilder builder(flow_graph, normal_entry); | 729 BlockBuilder builder(flow_graph, normal_entry); |
668 | 730 |
669 Definition* right = builder.AddParameter(1); | 731 Definition* right = builder.AddParameter(1); |
670 Definition* left = builder.AddParameter(2); | 732 Definition* left = builder.AddParameter(2); |
671 | 733 |
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1155 TargetEntryInstr* normal_entry = graph_entry->normal_entry(); | 1217 TargetEntryInstr* normal_entry = graph_entry->normal_entry(); |
1156 BlockBuilder builder(flow_graph, normal_entry); | 1218 BlockBuilder builder(flow_graph, normal_entry); |
1157 | 1219 |
1158 return BuildInvokeMathCFunction(&builder, | 1220 return BuildInvokeMathCFunction(&builder, |
1159 MethodRecognizer::kDoubleRound); | 1221 MethodRecognizer::kDoubleRound); |
1160 } | 1222 } |
1161 #endif // !defined(TARGET_ARCH_DBC) | 1223 #endif // !defined(TARGET_ARCH_DBC) |
1162 | 1224 |
1163 | 1225 |
1164 } // namespace dart | 1226 } // namespace dart |
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