7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "resolvedFieldEntry.hpp"
27
28 void ResolvedFieldEntry::print_on(outputStream* st) const {
29 st->print_cr("Field Entry:");
30
31 if (field_holder() != nullptr) {
32 st->print_cr(" - Holder: " INTPTR_FORMAT " %s", p2i(field_holder()), field_holder()->external_name());
33 } else {
34 st->print_cr("- Holder: null");
35 }
36 st->print_cr(" - Offset: %d", field_offset());
37 st->print_cr(" - Field Index: %d", field_index());
38 st->print_cr(" - CP Index: %d", constant_pool_index());
39 st->print_cr(" - TOS: %s", type2name(as_BasicType((TosState)tos_state())));
40 st->print_cr(" - Is Final: %d", is_final());
41 st->print_cr(" - Is Volatile: %d", is_volatile());
42 st->print_cr(" - Get Bytecode: %s", Bytecodes::name((Bytecodes::Code)get_code()));
43 st->print_cr(" - Put Bytecode: %s", Bytecodes::name((Bytecodes::Code)put_code()));
44 }
45
46 void ResolvedFieldEntry::remove_unshareable_info() {
47 u2 saved_cpool_index = _cpool_index;
48 memset(this, 0, sizeof(*this));
49 _cpool_index = saved_cpool_index;
50 }
|
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 #include "precompiled.hpp"
26 #include "resolvedFieldEntry.hpp"
27 #include "interpreter/bytecodes.hpp"
28 #include "oops/instanceOop.hpp"
29 #include "utilities/globalDefinitions.hpp"
30
31 void ResolvedFieldEntry::print_on(outputStream* st) const {
32 st->print_cr("Field Entry:");
33
34 if (field_holder() != nullptr) {
35 st->print_cr(" - Holder: " INTPTR_FORMAT " %s", p2i(field_holder()), field_holder()->external_name());
36 } else {
37 st->print_cr("- Holder: null");
38 }
39 st->print_cr(" - Offset: %d", field_offset());
40 st->print_cr(" - Field Index: %d", field_index());
41 st->print_cr(" - CP Index: %d", constant_pool_index());
42 st->print_cr(" - TOS: %s", type2name(as_BasicType((TosState)tos_state())));
43 st->print_cr(" - Is Final: %d", is_final());
44 st->print_cr(" - Is Volatile: %d", is_volatile());
45 st->print_cr(" - Is Flat: %d", is_flat());
46 st->print_cr(" - Is Null Free Inline Type: %d", is_null_free_inline_type());
47 st->print_cr(" - Get Bytecode: %s", Bytecodes::name((Bytecodes::Code)get_code()));
48 st->print_cr(" - Put Bytecode: %s", Bytecodes::name((Bytecodes::Code)put_code()));
49 }
50
51 bool ResolvedFieldEntry::is_valid() const {
52 return field_holder()->is_instance_klass() &&
53 field_offset() >= instanceOopDesc::base_offset_in_bytes() && field_offset() < 0x7fffffff &&
54 as_BasicType((TosState)tos_state()) != T_ILLEGAL &&
55 _flags < (1 << (max_flag_shift + 1)) &&
56 (get_code() == 0 || get_code() == Bytecodes::_getstatic || get_code() == Bytecodes::_getfield) &&
57 (put_code() == 0 || put_code() == Bytecodes::_putstatic || put_code() == Bytecodes::_putfield);
58 }
59
60 void ResolvedFieldEntry::remove_unshareable_info() {
61 u2 saved_cpool_index = _cpool_index;
62 memset(this, 0, sizeof(*this));
63 _cpool_index = saved_cpool_index;
64 }
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