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Issue 932983002: To satisfy ASAN, use stub instead of & operator to get C++ stack pointer. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 5 years, 10 months ago
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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/code_generator.h" 5 #include "vm/code_generator.h"
6 6
7 #include "vm/assembler.h" 7 #include "vm/assembler.h"
8 #include "vm/ast.h" 8 #include "vm/ast.h"
9 #include "vm/code_patcher.h" 9 #include "vm/code_patcher.h"
10 #include "vm/compiler.h" 10 #include "vm/compiler.h"
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1105 return false; 1105 return false;
1106 } 1106 }
1107 return true; 1107 return true;
1108 } 1108 }
1109 1109
1110 1110
1111 DEFINE_RUNTIME_ENTRY(StackOverflow, 0) { 1111 DEFINE_RUNTIME_ENTRY(StackOverflow, 0) {
1112 #if defined(USING_SIMULATOR) 1112 #if defined(USING_SIMULATOR)
1113 uword stack_pos = Simulator::Current()->get_register(SPREG); 1113 uword stack_pos = Simulator::Current()->get_register(SPREG);
1114 #else 1114 #else
1115 uword stack_pos = reinterpret_cast<uword>(&arguments); 1115 uword stack_pos = Isolate::GetCurrentStackPointer();
1116 #endif 1116 #endif
1117 // Always clear the stack overflow flags. They are meant for this 1117 // Always clear the stack overflow flags. They are meant for this
1118 // particular stack overflow runtime call and are not meant to 1118 // particular stack overflow runtime call and are not meant to
1119 // persist. 1119 // persist.
1120 uword stack_overflow_flags = isolate->GetAndClearStackOverflowFlags(); 1120 uword stack_overflow_flags = isolate->GetAndClearStackOverflowFlags();
1121 1121
1122 // If an interrupt happens at the same time as a stack overflow, we 1122 // If an interrupt happens at the same time as a stack overflow, we
1123 // process the stack overflow now and leave the interrupt for next 1123 // process the stack overflow now and leave the interrupt for next
1124 // time. 1124 // time.
1125 if (stack_pos < isolate->saved_stack_limit()) { 1125 if (stack_pos < isolate->saved_stack_limit()) {
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1679 const intptr_t elm_size = old_data.ElementSizeInBytes(); 1679 const intptr_t elm_size = old_data.ElementSizeInBytes();
1680 const TypedData& new_data = 1680 const TypedData& new_data =
1681 TypedData::Handle(TypedData::New(cid, new_size, Heap::kOld)); 1681 TypedData::Handle(TypedData::New(cid, new_size, Heap::kOld));
1682 TypedData::Copy(new_data, 0, old_data, 0, old_size * elm_size); 1682 TypedData::Copy(new_data, 0, old_data, 0, old_size * elm_size);
1683 typed_data_cell.SetAt(0, new_data); 1683 typed_data_cell.SetAt(0, new_data);
1684 arguments.SetReturn(new_data); 1684 arguments.SetReturn(new_data);
1685 } 1685 }
1686 1686
1687 1687
1688 } // namespace dart 1688 } // namespace dart
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