Initial changes for new metaspace. Only tested for Linux x64.
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#ifndef SHARE_MEMORY_METASPACEENUMS_HPP
#define SHARE_MEMORY_METASPACEENUMS_HPP
#include "utilities/debug.hpp"
// MetadataType and MetaspaceType, as well as some convenience functions surrounding them.
namespace metaspace {
///////////////////////
enum MetadataType {
ClassType,
NonClassType,
MetadataTypeCount
};
inline bool is_class(MetadataType md) { return md == ClassType; }
inline MetadataType mdtype_from_bool(bool is_class) { return is_class ? ClassType : NonClassType; }
const char* describe_mdtype(MetadataType md);
#ifdef ASSERT
inline bool is_valid_mdtype(MetadataType md) {
return (int)md >= 0 && (int)md < MetadataTypeCount;
}
inline void check_valid_mdtype(MetadataType md) {
assert(is_valid_mdtype(md), "Wrong value for MetadataType: %d", (int) md);
}
#endif // ASSERT
///////////////////////
enum MetaspaceType {
ZeroMetaspaceType = 0,
StandardMetaspaceType = ZeroMetaspaceType,
BootMetaspaceType = StandardMetaspaceType + 1,
UnsafeAnonymousMetaspaceType = BootMetaspaceType + 1,
ReflectionMetaspaceType = UnsafeAnonymousMetaspaceType + 1,
MetaspaceTypeCount
};
const char* describe_spacetype(MetaspaceType st);
#ifdef ASSERT
inline bool is_valid_spacetype(MetaspaceType st) {
return (int)st >= 0 && (int)st < MetaspaceTypeCount;
}
inline void check_valid_spacetype(MetaspaceType st) {
assert(is_valid_spacetype(st), "Wrong value for MetaspaceType: %d", (int) st);
}
#endif
} // namespace metaspace
#endif // SHARE_MEMORY_METASPACEENUMS_HPP