UnwindAssembly.h revision 888a7334344778d1a4edbd58b5852ae4d53ffed9 
1//===-- UnwindAssembly.h --------------------------------*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10#ifndef utility_UnwindAssembly_h_
11#define utility_UnwindAssembly_h_
12
13#include "lldb/lldb-private.h"
14#include "lldb/Core/ArchSpec.h"
15#include "lldb/Core/PluginInterface.h"
16
17namespace lldb_private {
18
19class UnwindAssembly :
20   public PluginInterface
21{
22public:
23    static UnwindAssembly*
24    FindPlugin (const ArchSpec &arch);
25
26    virtual
27    ~UnwindAssembly();
28
29    virtual bool
30    GetNonCallSiteUnwindPlanFromAssembly (AddressRange& func,
31                                          Thread& thread,
32                                          UnwindPlan& unwind_plan) = 0;
33
34    virtual bool
35    GetFastUnwindPlan (AddressRange& func,
36                       Thread& thread,
37                       UnwindPlan &unwind_plan) = 0;
38
39    // thread may be NULL in which case we only use the Target (e.g. if this is called pre-process-launch).
40    virtual bool
41    FirstNonPrologueInsn (AddressRange& func,
42                          Target& target,
43                          Thread* thread,
44                          Address& first_non_prologue_insn) = 0;
45
46protected:
47    UnwindAssembly (const ArchSpec &arch);
48    ArchSpec m_arch;
49
50private:
51    UnwindAssembly(); // Outlaw default constructor
52    DISALLOW_COPY_AND_ASSIGN (UnwindAssembly);
53};
54
55} // namespace lldb_private
56
57#endif //utility_UnwindAssembly_h_
58
59
60