1 //===-- VMRange.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/lldb-private.h"
11 
12 #include "lldb/Core/Stream.h"
13 #include "lldb/Core/VMRange.h"
14 #include <algorithm>
15 
16 using namespace lldb;
17 using namespace lldb_private;
18 
19 bool
ContainsValue(const VMRange::collection & coll,lldb::addr_t value)20 VMRange::ContainsValue(const VMRange::collection& coll, lldb::addr_t value)
21 {
22     ValueInRangeUnaryPredicate in_range_predicate(value);
23     VMRange::const_iterator pos;
24     VMRange::const_iterator end = coll.end();
25     pos = std::find_if( coll.begin(), end, in_range_predicate );
26     if (pos != end)
27         return true;
28     return false;
29 }
30 
31 bool
ContainsRange(const VMRange::collection & coll,const VMRange & range)32 VMRange::ContainsRange(const VMRange::collection& coll, const VMRange& range)
33 {
34     RangeInRangeUnaryPredicate in_range_predicate(range);
35     VMRange::const_iterator pos;
36     VMRange::const_iterator end = coll.end();
37     pos = std::find_if( coll.begin(), end, in_range_predicate );
38     if (pos != end)
39         return true;
40     return false;
41 }
42 
43 size_t
FindRangeIndexThatContainsValue(const VMRange::collection & coll,lldb::addr_t value)44 VMRange::FindRangeIndexThatContainsValue (const VMRange::collection& coll, lldb::addr_t value)
45 {
46     ValueInRangeUnaryPredicate in_range_predicate(value);
47     VMRange::const_iterator begin = coll.begin();
48     VMRange::const_iterator end = coll.end();
49     VMRange::const_iterator pos = std::find_if (begin, end, in_range_predicate);
50     if (pos != end)
51         return std::distance (begin, pos);
52     return UINT32_MAX;
53 }
54 
55 void
Dump(Stream * s,lldb::addr_t offset,uint32_t addr_width) const56 VMRange::Dump(Stream *s, lldb::addr_t offset, uint32_t addr_width) const
57 {
58     s->AddressRange(offset + GetBaseAddress(), offset + GetEndAddress(), addr_width);
59 }
60 
61 bool
operator ==(const VMRange & lhs,const VMRange & rhs)62 lldb_private::operator== (const VMRange& lhs, const VMRange& rhs)
63 {
64     return lhs.GetBaseAddress() == rhs.GetBaseAddress() && lhs.GetEndAddress() == rhs.GetEndAddress();
65 }
66 
67 bool
operator !=(const VMRange & lhs,const VMRange & rhs)68 lldb_private::operator!= (const VMRange& lhs, const VMRange& rhs)
69 {
70     return lhs.GetBaseAddress() != rhs.GetBaseAddress() || lhs.GetEndAddress() != rhs.GetEndAddress();
71 }
72 
73 bool
operator <(const VMRange & lhs,const VMRange & rhs)74 lldb_private::operator< (const VMRange& lhs, const VMRange& rhs)
75 {
76     if (lhs.GetBaseAddress() < rhs.GetBaseAddress())
77         return true;
78     else if (lhs.GetBaseAddress() > rhs.GetBaseAddress())
79         return false;
80     return lhs.GetEndAddress() < rhs.GetEndAddress();
81 }
82 
83 bool
operator <=(const VMRange & lhs,const VMRange & rhs)84 lldb_private::operator<= (const VMRange& lhs, const VMRange& rhs)
85 {
86     if (lhs.GetBaseAddress() < rhs.GetBaseAddress())
87         return true;
88     else if (lhs.GetBaseAddress() > rhs.GetBaseAddress())
89         return false;
90     return lhs.GetEndAddress() <= rhs.GetEndAddress();
91 }
92 
93 bool
operator >(const VMRange & lhs,const VMRange & rhs)94 lldb_private::operator> (const VMRange& lhs, const VMRange& rhs)
95 {
96     if (lhs.GetBaseAddress() > rhs.GetBaseAddress())
97         return true;
98     else if (lhs.GetBaseAddress() < rhs.GetBaseAddress())
99         return false;
100     return lhs.GetEndAddress() > rhs.GetEndAddress();
101 }
102 
103 bool
operator >=(const VMRange & lhs,const VMRange & rhs)104 lldb_private::operator>= (const VMRange& lhs, const VMRange& rhs)
105 {
106     if (lhs.GetBaseAddress() > rhs.GetBaseAddress())
107         return true;
108     else if (lhs.GetBaseAddress() < rhs.GetBaseAddress())
109         return false;
110     return lhs.GetEndAddress() >= rhs.GetEndAddress();
111 }
112 
113