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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 #ifndef V8_FRAMES_H_ | 5 #ifndef V8_FRAMES_H_ |
6 #define V8_FRAMES_H_ | 6 #define V8_FRAMES_H_ |
7 | 7 |
8 #include "src/allocation.h" | 8 #include "src/allocation.h" |
9 #include "src/handles.h" | 9 #include "src/handles.h" |
10 #include "src/safepoint-table.h" | 10 #include "src/safepoint-table.h" |
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1049 public: | 1049 public: |
1050 Type type() const override { return WASM; } | 1050 Type type() const override { return WASM; } |
1051 | 1051 |
1052 // GC support. | 1052 // GC support. |
1053 void Iterate(ObjectVisitor* v) const override; | 1053 void Iterate(ObjectVisitor* v) const override; |
1054 | 1054 |
1055 // Printing support. | 1055 // Printing support. |
1056 void Print(StringStream* accumulator, PrintMode mode, | 1056 void Print(StringStream* accumulator, PrintMode mode, |
1057 int index) const override; | 1057 int index) const override; |
1058 | 1058 |
1059 // Lookup exception handler for current {pc}, returns -1 if none found. Also | |
1060 // returns the stack slot count of the entire frame. | |
1061 int LookupExceptionHandlerInTable(int* data); | |
1062 | |
1063 // Determine the code for the frame. | 1059 // Determine the code for the frame. |
1064 Code* unchecked_code() const override; | 1060 Code* unchecked_code() const override; |
1065 | 1061 |
1066 // Accessors. | 1062 // Accessors. |
1067 Object* wasm_obj() const; | 1063 Object* wasm_obj() const; |
1068 uint32_t function_index() const; | 1064 uint32_t function_index() const; |
1069 Script* script() const override; | 1065 Script* script() const override; |
1070 | 1066 |
1071 static WasmFrame* cast(StackFrame* frame) { | 1067 static WasmFrame* cast(StackFrame* frame) { |
1072 DCHECK(frame->is_wasm()); | 1068 DCHECK(frame->is_wasm()); |
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1321 | 1317 |
1322 | 1318 |
1323 // Reads all frames on the current stack and copies them into the current | 1319 // Reads all frames on the current stack and copies them into the current |
1324 // zone memory. | 1320 // zone memory. |
1325 Vector<StackFrame*> CreateStackMap(Isolate* isolate, Zone* zone); | 1321 Vector<StackFrame*> CreateStackMap(Isolate* isolate, Zone* zone); |
1326 | 1322 |
1327 } // namespace internal | 1323 } // namespace internal |
1328 } // namespace v8 | 1324 } // namespace v8 |
1329 | 1325 |
1330 #endif // V8_FRAMES_H_ | 1326 #endif // V8_FRAMES_H_ |
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