vm/ci/ciCPCache.hpp

	ciCPCache.hpp revision 1879
0N/A/*
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0N/A
0N/A#ifndef SHARE_VM_CI_CICPCACHE_HPP
0N/A#define SHARE_VM_CI_CICPCACHE_HPP
0N/A
0N/A#include "ci/ciClassList.hpp"
0N/A#include "ci/ciObject.hpp"
0N/A#include "oops/cpCacheOop.hpp"
0N/A
0N/A// ciCPCache
0N/A//
0N/A// This class represents a constant pool cache.
0N/A//
0N/A// Note: This class is called ciCPCache as ciConstantPoolCache is used
0N/A// for something different.
0N/Aclass ciCPCache : public ciObject {
0N/Aprivate:
0N/A  constantPoolCacheOop get_cpCacheOop() {   // must be called inside a VM_ENTRY_MARK
0N/A    return (constantPoolCacheOop) get_oop();
0N/A  }
0N/A
0N/A  ConstantPoolCacheEntry* entry_at(int i) {
0N/A    int raw_index = i;
0N/A    if (constantPoolCacheOopDesc::is_secondary_index(i))
0N/A      raw_index = constantPoolCacheOopDesc::decode_secondary_index(i);
0N/A    return get_cpCacheOop()->entry_at(raw_index);
0N/A  }
0N/A
0N/Apublic:
0N/A  ciCPCache(constantPoolCacheHandle cpcache) : ciObject(cpcache) {}
0N/A
0N/A  // What kind of ciObject is this?
0N/A  bool is_cpcache() const { return true; }
0N/A
0N/A  // Get the offset in bytes from the oop to the f1 field of the
0N/A  // requested entry.
0N/A  size_t get_f1_offset(int index);

  bool is_f1_null_at(int index);

  int get_pool_index(int index);

  void print();
};

#endif // SHARE_VM_CI_CICPCACHE_HPP