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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/deferred_objects.h" | 5 #include "vm/deferred_objects.h" |
6 | 6 |
7 #include "vm/code_patcher.h" | 7 #include "vm/code_patcher.h" |
8 #include "vm/compiler.h" | 8 #include "vm/compiler.h" |
9 #include "vm/deopt_instructions.h" | 9 #include "vm/deopt_instructions.h" |
10 #include "vm/flags.h" | 10 #include "vm/flags.h" |
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167 return; | 167 return; |
168 } | 168 } |
169 const Error& error = Error::Handle(zone, | 169 const Error& error = Error::Handle(zone, |
170 Compiler::EnsureUnoptimizedCode(thread, function)); | 170 Compiler::EnsureUnoptimizedCode(thread, function)); |
171 if (!error.IsNull()) { | 171 if (!error.IsNull()) { |
172 Exceptions::PropagateError(error); | 172 Exceptions::PropagateError(error); |
173 } | 173 } |
174 const Code& code = Code::Handle(zone, function.unoptimized_code()); | 174 const Code& code = Code::Handle(zone, function.unoptimized_code()); |
175 ASSERT(!code.IsNull()); | 175 ASSERT(!code.IsNull()); |
176 ASSERT(function.HasCode()); | 176 ASSERT(function.HasCode()); |
177 const intptr_t pc_marker = | 177 *reinterpret_cast<RawObject**>(dest_addr) = code.raw(); |
178 code.EntryPoint() + Assembler::EntryPointToPcMarkerOffset(); | |
179 *dest_addr = pc_marker; | |
180 | 178 |
181 if (FLAG_trace_deoptimization_verbose) { | 179 if (FLAG_trace_deoptimization_verbose) { |
182 OS::PrintErr("materializing pc marker at 0x%" Px ": %s, %s\n", | 180 OS::PrintErr("materializing pc marker at 0x%" Px ": %s, %s\n", |
183 reinterpret_cast<uword>(slot()), code.ToCString(), | 181 reinterpret_cast<uword>(slot()), code.ToCString(), |
184 function.ToCString()); | 182 function.ToCString()); |
185 } | 183 } |
186 | 184 |
187 // Increment the deoptimization counter. This effectively increments each | 185 // Increment the deoptimization counter. This effectively increments each |
188 // function occurring in the optimized frame. | 186 // function occurring in the optimized frame. |
189 function.set_deoptimization_counter(function.deoptimization_counter() + 1); | 187 function.set_deoptimization_counter(function.deoptimization_counter() + 1); |
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335 OS::PrintErr(" null Field @ offset(%" Pd ") <- %s\n", | 333 OS::PrintErr(" null Field @ offset(%" Pd ") <- %s\n", |
336 offset.Value(), | 334 offset.Value(), |
337 value.ToCString()); | 335 value.ToCString()); |
338 } | 336 } |
339 } | 337 } |
340 } | 338 } |
341 } | 339 } |
342 } | 340 } |
343 | 341 |
344 } // namespace dart | 342 } // namespace dart |
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