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1 //===- AttributeSet.cpp ---------------------------------------------------===//
2 //
3 //                     The MCLinker Project
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include "mcld/MC/AttributeSet.h"
10 
11 #include "mcld/MC/Attribute.h"
12 
13 #include <cstddef>
14 
15 namespace mcld {
16 
17 //===----------------------------------------------------------------------===//
18 // AttributeSet
19 //===----------------------------------------------------------------------===//
AttributeSet(unsigned int pNum,const Attribute & pPredefined)20 AttributeSet::AttributeSet(unsigned int pNum, const Attribute& pPredefined)
21     : m_AttrSet(), m_Predefined(pPredefined) {
22   m_AttrSet.reserve(pNum);
23 }
24 
~AttributeSet()25 AttributeSet::~AttributeSet() {
26   iterator cur = m_AttrSet.begin();
27   iterator aEnd = m_AttrSet.end();
28 
29   while (cur != aEnd) {
30     delete (*cur);
31     ++cur;
32   }
33 }
34 
exists(const Attribute & pAttr) const35 Attribute* AttributeSet::exists(const Attribute& pAttr) const {
36   if (m_Predefined == pAttr)
37     return const_cast<Attribute*>(&m_Predefined);
38 
39   const_iterator cur = m_AttrSet.begin();
40   const_iterator aEnd = m_AttrSet.end();
41   while (cur != aEnd) {
42     if (*(*cur) == pAttr) {
43       return *cur;
44     }
45     ++cur;
46   }
47   return NULL;
48 }
49 
record(mcld::Attribute & pAttr)50 void AttributeSet::record(mcld::Attribute& pAttr) {
51   m_AttrSet.push_back(&pAttr);
52 }
53 
54 }  // namespace mcld
55