dfg/DFGBlockMap.h

   1 /*
   2  * Copyright (C) 2014, 2015 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef DFGBlockMap_h
  27 #define DFGBlockMap_h
  28
  29 #if ENABLE(DFG_JIT)
  30
  31 #include "DFGBasicBlock.h"
  32
  33 namespace JSC { namespace DFG {
  34
  35 class Graph;
  36
  37 template<typename T>
  38 class BlockMap {
  39 public:
  40     BlockMap()
  41     {
  42     }
  43
  44     BlockMap(Graph&);
  45
  46     BlockIndex size() const
  47     {
  48         return m_vector.size();
  49     }
  50
  51     T& atIndex(BlockIndex blockIndex)
  52     {
  53         return m_vector[blockIndex];
  54     }
  55
  56     const T& atIndex(BlockIndex blockIndex) const
  57     {
  58         return m_vector[blockIndex];
  59     }
  60
  61     T& at(BlockIndex blockIndex)
  62     {
  63         return m_vector[blockIndex];
  64     }
  65
  66     const T& at(BlockIndex blockIndex) const
  67     {
  68         return m_vector[blockIndex];
  69     }
  70
  71     T& at(BasicBlock* block)
  72     {
  73         return m_vector[block->index];
  74     }
  75
  76     const T& at(BasicBlock* block) const
  77     {
  78         return m_vector[block->index];
  79     }
  80
  81     T& operator[](BlockIndex blockIndex)
  82     {
  83         return m_vector[blockIndex];
  84     }
  85
  86     const T& operator[](BlockIndex blockIndex) const
  87     {
  88         return m_vector[blockIndex];
  89     }
  90
  91     T& operator[](BasicBlock* block)
  92     {
  93         return m_vector[block->index];
  94     }
  95
  96     const T& operator[](BasicBlock* block) const
  97     {
  98         return m_vector[block->index];
  99     }
 100
 101 private:
 102     Vector<T> m_vector;
 103 };
 104
 105 } } // namespace JSC::DFG
 106
 107 #endif // ENABLE(DFG_JIT)
 108
 109 #endif // DFGBlockMap_h
 110