1// Copyright 2006-2008 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_DIAGNOSTICS_DISASSEMBLER_H_
6#define V8_DIAGNOSTICS_DISASSEMBLER_H_
7
8#include "src/codegen/code-reference.h"
9#include "src/utils/allocation.h"
10
11namespace v8 {
12namespace internal {
13
14class Disassembler : public AllStatic {
15 public:
16  // Decode instructions in the the interval [begin, end) and print the
17  // code into os. Returns the number of bytes disassembled or 1 if no
18  // instruction could be decoded.
19  // Does not abort on unimplemented opcodes, but prints them as 'Unimplemented
20  // Instruction'.
21  // the code object is used for name resolution and may be null.
22  // TODO(titzer): accept a {WasmCodeManager*} if {isolate} is null
23  V8_EXPORT_PRIVATE static int Decode(Isolate* isolate, std::ostream& os,
24                                      byte* begin, byte* end,
25                                      CodeReference code = {},
26                                      Address current_pc = kNullAddress);
27};
28
29}  // namespace internal
30}  // namespace v8
31
32#endif  // V8_DIAGNOSTICS_DISASSEMBLER_H_
33