5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 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 "incls/_precompiled.incl" 26 # include "incls/_methodComparator.cpp.incl" 27 28 BytecodeStream *MethodComparator::_s_old; 29 BytecodeStream *MethodComparator::_s_new; 30 constantPoolOop MethodComparator::_old_cp; 31 constantPoolOop MethodComparator::_new_cp; 32 BciMap *MethodComparator::_bci_map; 33 bool MethodComparator::_switchable_test; 34 GrowableArray<int> *MethodComparator::_fwd_jmps; 35 36 bool MethodComparator::methods_EMCP(methodOop old_method, methodOop new_method) { 37 if (old_method->code_size() != new_method->code_size()) 38 return false; 39 if (check_stack_and_locals_size(old_method, new_method) != 0) { 40 // RC_TRACE macro has an embedded ResourceMark 41 RC_TRACE(0x00800000, ("Methods %s non-comparable with diagnosis %d", 42 old_method->name()->as_C_string(), 43 check_stack_and_locals_size(old_method, new_method))); 44 return false; 45 } 46 | 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 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 "oops/oop.inline.hpp" 27 #include "oops/symbolOop.hpp" 28 #include "prims/jvmtiRedefineClassesTrace.hpp" 29 #include "prims/methodComparator.hpp" 30 #include "runtime/handles.inline.hpp" 31 #include "utilities/globalDefinitions.hpp" 32 33 BytecodeStream *MethodComparator::_s_old; 34 BytecodeStream *MethodComparator::_s_new; 35 constantPoolOop MethodComparator::_old_cp; 36 constantPoolOop MethodComparator::_new_cp; 37 BciMap *MethodComparator::_bci_map; 38 bool MethodComparator::_switchable_test; 39 GrowableArray<int> *MethodComparator::_fwd_jmps; 40 41 bool MethodComparator::methods_EMCP(methodOop old_method, methodOop new_method) { 42 if (old_method->code_size() != new_method->code_size()) 43 return false; 44 if (check_stack_and_locals_size(old_method, new_method) != 0) { 45 // RC_TRACE macro has an embedded ResourceMark 46 RC_TRACE(0x00800000, ("Methods %s non-comparable with diagnosis %d", 47 old_method->name()->as_C_string(), 48 check_stack_and_locals_size(old_method, new_method))); 49 return false; 50 } 51 |