SBInstructionList.cpp revision 889fbd0581c24523642e0a04d659cc8f3dcdb4ed 
1//===-- SBInstructionList.cpp -----------------------------------*- 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#include "lldb/API/SBInstructionList.h"
11#include "lldb/API/SBInstruction.h"
12#include "lldb/API/SBStream.h"
13#include "lldb/Core/Disassembler.h"
14#include "lldb/Core/Stream.h"
15
16using namespace lldb;
17using namespace lldb_private;
18
19
20SBInstructionList::SBInstructionList () :
21    m_opaque_sp()
22{
23}
24
25SBInstructionList::SBInstructionList(const SBInstructionList &rhs) :
26    m_opaque_sp (rhs.m_opaque_sp)
27{
28}
29
30const SBInstructionList &
31SBInstructionList::operator = (const SBInstructionList &rhs)
32{
33    if (this != &rhs)
34        m_opaque_sp = rhs.m_opaque_sp;
35    return *this;
36}
37
38
39SBInstructionList::~SBInstructionList ()
40{
41}
42
43size_t
44SBInstructionList::GetSize ()
45{
46    if (m_opaque_sp)
47        return m_opaque_sp->GetInstructionList().GetSize();
48    return 0;
49}
50
51SBInstruction
52SBInstructionList::GetInstructionAtIndex (uint32_t idx)
53{
54    SBInstruction inst;
55    if (m_opaque_sp && idx < m_opaque_sp->GetInstructionList().GetSize())
56        inst.SetOpaque (m_opaque_sp->GetInstructionList().GetInstructionAtIndex (idx));
57    return inst;
58}
59
60void
61SBInstructionList::Clear ()
62{
63    m_opaque_sp.reset();
64}
65
66void
67SBInstructionList::AppendInstruction (SBInstruction insn)
68{
69}
70
71void
72SBInstructionList::SetDisassembler (const lldb::DisassemblerSP &opaque_sp)
73{
74    m_opaque_sp = opaque_sp;
75}
76
77void
78SBInstructionList::Print (FILE *out)
79{
80    if (out == NULL)
81        return;
82}
83
84
85bool
86SBInstructionList::GetDescription (lldb::SBStream &description)
87{
88    if (m_opaque_sp)
89    {
90        size_t num_instructions = GetSize ();
91        if (num_instructions)
92        {
93            // Call the ref() to make sure a stream is created if one deesn't
94            // exist already inside description...
95            Stream &sref = description.ref();
96            const uint32_t max_opcode_byte_size = m_opaque_sp->GetInstructionList().GetMaxOpcocdeByteSize();
97            for (size_t i=0; i<num_instructions; ++i)
98            {
99                Instruction *inst = m_opaque_sp->GetInstructionList().GetInstructionAtIndex (i).get();
100                if (inst == NULL)
101                    break;
102                inst->Dump (&sref, max_opcode_byte_size, true, false, NULL, false);
103                sref.EOL();
104            }
105            return true;
106        }
107    }
108    return false;
109}
110
111
112