6348631: remove the use of the HPI library from Hotspot
Summary: move functions from hpi library to hotspot, communicate with licensees and open source community, check jdk for dependency, file CCC request
Reviewed-by: coleenp, acorn, dsamersoff
/*
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#ifndef SHARE_VM_RUNTIME_FIELDTYPE_HPP
#define SHARE_VM_RUNTIME_FIELDTYPE_HPP
#include "memory/allocation.hpp"
#include "oops/symbolOop.hpp"
// Note: FieldType should be based on the SignatureIterator (or vice versa).
// In any case, this structure should be re-thought at some point.
// A FieldType is used to determine the type of a field from a signature string.
class FieldType: public AllStatic {
private:
static void skip_optional_size(symbolOop signature, int* index);
static bool is_valid_array_signature(symbolOop signature);
public:
// Return basic type
static BasicType basic_type(symbolOop signature);
// Testing
static bool is_array(symbolOop signature) { return signature->utf8_length() > 1 && signature->byte_at(0) == '[' && is_valid_array_signature(signature); }
static bool is_obj(symbolOop signature) {
int sig_length = signature->utf8_length();
// Must start with 'L' and end with ';'
return (sig_length >= 2 &&
(signature->byte_at(0) == 'L') &&
(signature->byte_at(sig_length - 1) == ';'));
}
// Parse field and extract array information. Works for T_ARRAY only.
static BasicType get_array_info(symbolOop signature, jint* dimension, symbolOop *object_key, TRAPS);
};
#endif // SHARE_VM_RUNTIME_FIELDTYPE_HPP