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| 1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "src/frames.h" | 5 #include "src/frames.h" |
| 6 | 6 |
| 7 #include <sstream> | 7 #include <sstream> |
| 8 | 8 |
| 9 #include "src/ast/ast.h" | 9 #include "src/ast/ast.h" |
| 10 #include "src/ast/scopeinfo.h" | 10 #include "src/ast/scopeinfo.h" |
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| 1510 Code* code = reinterpret_cast<Code*>(object); | 1510 Code* code = reinterpret_cast<Code*>(object); |
| 1511 DCHECK(code != NULL && GcSafeCodeContains(code, inner_pointer)); | 1511 DCHECK(code != NULL && GcSafeCodeContains(code, inner_pointer)); |
| 1512 return code; | 1512 return code; |
| 1513 } | 1513 } |
| 1514 | 1514 |
| 1515 | 1515 |
| 1516 Code* InnerPointerToCodeCache::GcSafeFindCodeForInnerPointer( | 1516 Code* InnerPointerToCodeCache::GcSafeFindCodeForInnerPointer( |
| 1517 Address inner_pointer) { | 1517 Address inner_pointer) { |
| 1518 Heap* heap = isolate_->heap(); | 1518 Heap* heap = isolate_->heap(); |
| 1519 if (!heap->code_space()->Contains(inner_pointer) && | 1519 if (!heap->code_space()->Contains(inner_pointer) && |
| 1520 !heap->lo_space()->Contains(inner_pointer)) { | 1520 !heap->lo_space()->ContainsSlow(inner_pointer)) { |
| 1521 return nullptr; | 1521 return nullptr; |
| 1522 } | 1522 } |
| 1523 | 1523 |
| 1524 // Check if the inner pointer points into a large object chunk. | 1524 // Check if the inner pointer points into a large object chunk. |
| 1525 LargePage* large_page = heap->lo_space()->FindPage(inner_pointer); | 1525 LargePage* large_page = heap->lo_space()->FindPage(inner_pointer); |
| 1526 if (large_page != NULL) { | 1526 if (large_page != NULL) { |
| 1527 return GcSafeCastToCode(large_page->GetObject(), inner_pointer); | 1527 return GcSafeCastToCode(large_page->GetObject(), inner_pointer); |
| 1528 } | 1528 } |
| 1529 | 1529 |
| 1530 // Iterate through the page until we reach the end or find an object starting | 1530 // Iterate through the page until we reach the end or find an object starting |
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| 1638 for (StackFrameIterator it(isolate); !it.done(); it.Advance()) { | 1638 for (StackFrameIterator it(isolate); !it.done(); it.Advance()) { |
| 1639 StackFrame* frame = AllocateFrameCopy(it.frame(), zone); | 1639 StackFrame* frame = AllocateFrameCopy(it.frame(), zone); |
| 1640 list.Add(frame, zone); | 1640 list.Add(frame, zone); |
| 1641 } | 1641 } |
| 1642 return list.ToVector(); | 1642 return list.ToVector(); |
| 1643 } | 1643 } |
| 1644 | 1644 |
| 1645 | 1645 |
| 1646 } // namespace internal | 1646 } // namespace internal |
| 1647 } // namespace v8 | 1647 } // namespace v8 |
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