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32 // A very simple data structure representing a contigous region |
32 // A very simple data structure representing a contigous region |
33 // region of address space. |
33 // region of address space. |
34 |
34 |
35 // Note that MemRegions are passed by value, not by reference. |
35 // Note that MemRegions are passed by value, not by reference. |
36 // The intent is that they remain very small and contain no |
36 // The intent is that they remain very small and contain no |
37 // objects. _ValueObj should never be allocated in heap but we do |
37 // objects. These should never be allocated in heap but we do |
38 // create MemRegions (in CardTableModRefBS) in heap so operator |
38 // create MemRegions (in CardTableModRefBS) in heap so operator |
39 // new and operator new [] added for this special case. |
39 // new and operator new [] added for this special case. |
40 |
40 |
41 class MetaWord; |
41 class MetaWord; |
42 |
42 |