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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 | 4 |
5 #include "vm/stack_frame.h" | 5 #include "vm/stack_frame.h" |
6 | 6 |
7 #include "vm/assembler_macros.h" | 7 #include "vm/assembler_macros.h" |
8 #include "vm/isolate.h" | 8 #include "vm/isolate.h" |
9 #include "vm/object.h" | 9 #include "vm/object.h" |
10 #include "vm/object_store.h" | 10 #include "vm/object_store.h" |
11 #include "vm/os.h" | 11 #include "vm/os.h" |
12 #include "vm/parser.h" | 12 #include "vm/parser.h" |
13 #include "vm/raw_object.h" | 13 #include "vm/raw_object.h" |
14 #include "vm/stub_code.h" | 14 #include "vm/stub_code.h" |
15 #include "vm/visitor.h" | 15 #include "vm/visitor.h" |
16 | 16 |
17 namespace dart { | 17 namespace dart { |
18 | 18 |
19 | 19 |
20 bool StackFrame::IsStubFrame() const { | 20 bool StackFrame::IsStubFrame() const { |
21 ASSERT(!(IsEntryFrame() || IsExitFrame())); | 21 ASSERT(!(IsEntryFrame() || IsExitFrame())); |
22 uword saved_pc = *(reinterpret_cast<uword*>(fp() - kWordSize)); | 22 uword saved_pc = *(reinterpret_cast<uword*>(fp() - kWordSize)); |
23 return (saved_pc == 0); | 23 return (saved_pc == 0); |
24 } | 24 } |
25 | 25 |
26 | 26 |
27 void StackFrame::Print() const { | 27 void StackFrame::Print() const { |
28 OS::Print("[%-8s : sp(%p) ]\n", GetName(), sp()); | 28 OS::Print("[%-8s : sp(%#"Px") ]\n", GetName(), sp()); |
29 } | 29 } |
30 | 30 |
31 | 31 |
32 void ExitFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) { | 32 void ExitFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) { |
33 // There are no objects to visit in this frame. | 33 // There are no objects to visit in this frame. |
34 } | 34 } |
35 | 35 |
36 | 36 |
37 void EntryFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) { | 37 void EntryFrame::VisitObjectPointers(ObjectPointerVisitor* visitor) { |
38 // Visit objects between SP and (FP - callee_save_area). | 38 // Visit objects between SP and (FP - callee_save_area). |
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262 EntryFrame* StackFrameIterator::NextEntryFrame() { | 262 EntryFrame* StackFrameIterator::NextEntryFrame() { |
263 ASSERT(!frames_.HasNext()); | 263 ASSERT(!frames_.HasNext()); |
264 entry_.sp_ = frames_.sp_; | 264 entry_.sp_ = frames_.sp_; |
265 entry_.fp_ = frames_.fp_; | 265 entry_.fp_ = frames_.fp_; |
266 SetupNextExitFrameData(); // Setup data for next exit frame in chain. | 266 SetupNextExitFrameData(); // Setup data for next exit frame in chain. |
267 ASSERT(entry_.IsValid()); | 267 ASSERT(entry_.IsValid()); |
268 return &entry_; | 268 return &entry_; |
269 } | 269 } |
270 | 270 |
271 } // namespace dart | 271 } // namespace dart |
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