0N/A/*
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0N/A
1879N/A#ifndef SHARE_VM_MEMORY_WATERMARK_HPP
1879N/A#define SHARE_VM_MEMORY_WATERMARK_HPP
1879N/A
1879N/A#include "memory/allocation.hpp"
1879N/A#include "utilities/globalDefinitions.hpp"
1879N/A
0N/A// A water mark points into a space and is used during GC to keep track of
0N/A// progress.
0N/A
0N/Aclass Space;
0N/A
0N/Aclass WaterMark VALUE_OBJ_CLASS_SPEC {
0N/A friend class VMStructs;
0N/A private:
0N/A HeapWord* _point;
0N/A Space* _space;
0N/A public:
0N/A // Accessors
0N/A Space* space() const { return _space; }
0N/A void set_space(Space* s) { _space = s; }
0N/A HeapWord* point() const { return _point; }
0N/A void set_point(HeapWord* p) { _point = p; }
0N/A
0N/A // Constructors
0N/A WaterMark(Space* s, HeapWord* p) : _space(s), _point(p) {};
0N/A WaterMark() : _space(NULL), _point(NULL) {};
0N/A};
0N/A
0N/Ainline bool operator==(const WaterMark& x, const WaterMark& y) {
0N/A return (x.point() == y.point()) && (x.space() == y.space());
0N/A}
0N/A
0N/Ainline bool operator!=(const WaterMark& x, const WaterMark& y) {
0N/A return !(x == y);
0N/A}
1879N/A
1879N/A#endif // SHARE_VM_MEMORY_WATERMARK_HPP