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      1 // Copyright 2016 the V8 project authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef V8_WASM_DEBUG_H_
      6 #define V8_WASM_DEBUG_H_
      7 
      8 #include "src/handles.h"
      9 #include "src/objects.h"
     10 
     11 namespace v8 {
     12 namespace internal {
     13 namespace wasm {
     14 
     15 class WasmDebugInfo : public FixedArray {
     16  public:
     17   static Handle<WasmDebugInfo> New(Handle<JSObject> wasm);
     18 
     19   static bool IsDebugInfo(Object* object);
     20   static WasmDebugInfo* cast(Object* object);
     21 
     22   JSObject* wasm_object();
     23 
     24   bool SetBreakPoint(int byte_offset);
     25 
     26   // Disassemble the specified function from this module.
     27   static Handle<String> DisassembleFunction(Handle<WasmDebugInfo> debug_info,
     28                                             int func_index);
     29 
     30   // Get the offset table for the specified function.
     31   // Returns an array with three entries per instruction: byte offset, line and
     32   // column.
     33   static Handle<FixedArray> GetFunctionOffsetTable(
     34       Handle<WasmDebugInfo> debug_info, int func_index);
     35 };
     36 
     37 }  // namespace wasm
     38 }  // namespace internal
     39 }  // namespace v8
     40 
     41 #endif  // V8_WASM_DEBUG_H_
     42