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 "code/codeCacheExtensions.hpp" 27 #include "interpreter/interpreter.hpp" 28 #include "interpreter/interpreterRuntime.hpp" 29 #include "interpreter/interp_masm.hpp" 30 #include "interpreter/templateInterpreter.hpp" 31 #include "interpreter/templateInterpreterGenerator.hpp" 32 #include "interpreter/templateTable.hpp" 33 #include "memory/resourceArea.hpp" 34 #include "runtime/timerTrace.hpp" 35 36 #ifndef CC_INTERP 37 38 # define __ _masm-> 39 40 void TemplateInterpreter::initialize() { 41 if (_code != NULL) return; 42 // assertions 43 assert((int)Bytecodes::number_of_codes <= (int)DispatchTable::length, 44 "dispatch table too small"); 45 46 AbstractInterpreter::initialize(); 47 48 TemplateTable::initialize(); 49 50 // generate interpreter 51 { ResourceMark rm; 52 TraceTime timer("Interpreter generation", TRACETIME_LOG(Info, startuptime)); 53 int code_size = InterpreterCodeSize; 54 NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space 55 #if INCLUDE_JVMTI 56 if (CodeCacheExtensions::saving_generated_interpreter()) { 57 // May requires several versions of the codelets. 58 // Final size will automatically be optimized. 59 code_size *= 2; 60 } 61 #endif 62 _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, 63 "Interpreter"); 64 TemplateInterpreterGenerator g(_code); 65 } 66 if (PrintInterpreter) { 67 if (CodeCacheExtensions::saving_generated_interpreter() && 68 CodeCacheExtensions::use_pregenerated_interpreter()) { 69 ResourceMark rm; 70 tty->print("Printing the newly generated interpreter first"); 71 print(); 72 tty->print("Printing the pregenerated interpreter next"); 73 } 74 } 75 76 // Install the pregenerated interpreter code before printing it 77 CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::TemplateInterpreter); 78 79 if (PrintInterpreter) { 80 ResourceMark rm; 81 print(); 82 } 83 84 // initialize dispatch table 85 _active_table = _normal_table; 86 } 87 88 //------------------------------------------------------------------------------------------------------------------------ 89 // Implementation of EntryPoint 90 91 EntryPoint::EntryPoint() { 92 assert(number_of_states == 10, "check the code below"); 93 _entry[btos] = NULL; 94 _entry[ztos] = NULL; 95 _entry[ctos] = NULL; 96 _entry[stos] = NULL; 97 _entry[atos] = NULL; | 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 "interpreter/interpreter.hpp" 27 #include "interpreter/interpreterRuntime.hpp" 28 #include "interpreter/interp_masm.hpp" 29 #include "interpreter/templateInterpreter.hpp" 30 #include "interpreter/templateInterpreterGenerator.hpp" 31 #include "interpreter/templateTable.hpp" 32 #include "memory/resourceArea.hpp" 33 #include "runtime/timerTrace.hpp" 34 35 #ifndef CC_INTERP 36 37 # define __ _masm-> 38 39 void TemplateInterpreter::initialize() { 40 if (_code != NULL) return; 41 // assertions 42 assert((int)Bytecodes::number_of_codes <= (int)DispatchTable::length, 43 "dispatch table too small"); 44 45 AbstractInterpreter::initialize(); 46 47 TemplateTable::initialize(); 48 49 // generate interpreter 50 { ResourceMark rm; 51 TraceTime timer("Interpreter generation", TRACETIME_LOG(Info, startuptime)); 52 int code_size = InterpreterCodeSize; 53 NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space 54 _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, 55 "Interpreter"); 56 TemplateInterpreterGenerator g(_code); 57 } 58 59 if (PrintInterpreter) { 60 ResourceMark rm; 61 print(); 62 } 63 64 // initialize dispatch table 65 _active_table = _normal_table; 66 } 67 68 //------------------------------------------------------------------------------------------------------------------------ 69 // Implementation of EntryPoint 70 71 EntryPoint::EntryPoint() { 72 assert(number_of_states == 10, "check the code below"); 73 _entry[btos] = NULL; 74 _entry[ztos] = NULL; 75 _entry[ctos] = NULL; 76 _entry[stos] = NULL; 77 _entry[atos] = NULL; |