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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_XXX. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_XXX. |
6 | 6 |
7 #include "vm/flow_graph_compiler.h" | 7 #include "vm/flow_graph_compiler.h" |
8 | 8 |
9 #include "vm/bit_vector.h" | 9 #include "vm/bit_vector.h" |
10 #include "vm/cha.h" | 10 #include "vm/cha.h" |
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881 code.set_stackmaps(Object::null_array()); | 881 code.set_stackmaps(Object::null_array()); |
882 } else { | 882 } else { |
883 // Finalize the stack map array and add it to the code object. | 883 // Finalize the stack map array and add it to the code object. |
884 code.set_stackmaps( | 884 code.set_stackmaps( |
885 Array::Handle(stackmap_table_builder_->FinalizeStackmaps(code))); | 885 Array::Handle(stackmap_table_builder_->FinalizeStackmaps(code))); |
886 } | 886 } |
887 } | 887 } |
888 | 888 |
889 | 889 |
890 void FlowGraphCompiler::FinalizeVarDescriptors(const Code& code) { | 890 void FlowGraphCompiler::FinalizeVarDescriptors(const Code& code) { |
| 891 if (code.is_optimized()) { |
| 892 // Optimized code does not need variable descriptors. They are |
| 893 // only stored in the unoptimized version. |
| 894 code.set_var_descriptors(Object::empty_var_descriptors()); |
| 895 return; |
| 896 } |
891 LocalVarDescriptors& var_descs = LocalVarDescriptors::Handle(); | 897 LocalVarDescriptors& var_descs = LocalVarDescriptors::Handle(); |
892 if (parsed_function().node_sequence() == NULL) { | 898 if (parsed_function().node_sequence() == NULL) { |
893 ASSERT(flow_graph().IsIrregexpFunction()); | 899 ASSERT(flow_graph().IsIrregexpFunction()); |
894 var_descs = LocalVarDescriptors::New(1); | 900 var_descs = LocalVarDescriptors::New(1); |
895 RawLocalVarDescriptors::VarInfo info; | 901 RawLocalVarDescriptors::VarInfo info; |
896 info.set_kind(RawLocalVarDescriptors::kSavedCurrentContext); | 902 info.set_kind(RawLocalVarDescriptors::kSavedCurrentContext); |
897 info.scope_id = 0; | 903 info.scope_id = 0; |
898 info.begin_pos = 0; | 904 info.begin_pos = 0; |
899 info.end_pos = 0; | 905 info.end_pos = 0; |
900 info.set_index(parsed_function().current_context_var()->index()); | 906 info.set_index(parsed_function().current_context_var()->index()); |
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1674 | 1680 |
1675 | 1681 |
1676 void FlowGraphCompiler::FrameStateClear() { | 1682 void FlowGraphCompiler::FrameStateClear() { |
1677 ASSERT(!is_optimizing()); | 1683 ASSERT(!is_optimizing()); |
1678 frame_state_.TruncateTo(0); | 1684 frame_state_.TruncateTo(0); |
1679 } | 1685 } |
1680 #endif | 1686 #endif |
1681 | 1687 |
1682 | 1688 |
1683 } // namespace dart | 1689 } // namespace dart |
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