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/bytecodeInterpreter.hpp" 27 #include "interpreter/interpreter.hpp" 28 #include "interpreter/interpreterGenerator.hpp" 29 #include "interpreter/interpreterRuntime.hpp" 30 31 #ifdef CC_INTERP 32 # define __ _masm-> 33 34 void CppInterpreter::initialize() { 35 if (_code != NULL) return; 36 AbstractInterpreter::initialize(); 37 38 // generate interpreter 39 { ResourceMark rm; 40 TraceTime timer("Interpreter generation", TraceStartupTime); 41 int code_size = InterpreterCodeSize; 42 NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space 43 _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, 44 "Interpreter"); 45 InterpreterGenerator g(_code); 46 if (PrintInterpreter) print(); 47 } 48 49 50 // Allow c++ interpreter to do one initialization now that switches are set, etc. 51 BytecodeInterpreter start_msg(BytecodeInterpreter::initialize); 52 if (JvmtiExport::can_post_interpreter_events()) 53 BytecodeInterpreter::runWithChecks(&start_msg); 54 else 55 BytecodeInterpreter::run(&start_msg); 56 } 57 58 59 address CppInterpreter::_tosca_to_stack [AbstractInterpreter::number_of_result_handlers]; 60 address CppInterpreter::_stack_to_stack [AbstractInterpreter::number_of_result_handlers]; 61 address CppInterpreter::_stack_to_native_abi [AbstractInterpreter::number_of_result_handlers]; 62 63 CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) { 64 } 65 66 static const BasicType types[Interpreter::number_of_result_handlers] = { 67 T_BOOLEAN, 68 T_CHAR , 69 T_BYTE , 70 T_SHORT , 71 T_INT , 72 T_LONG , 73 T_VOID , 74 T_FLOAT , 75 T_DOUBLE , 76 T_OBJECT 77 }; 78 79 void CppInterpreterGenerator::generate_all() { 80 AbstractInterpreterGenerator::generate_all(); 81 82 { CodeletMark cm(_masm, "result handlers for native calls"); 83 // The various result converter stublets. 84 int is_generated[Interpreter::number_of_result_handlers]; 85 memset(is_generated, 0, sizeof(is_generated)); 86 int _tosca_to_stack_is_generated[Interpreter::number_of_result_handlers]; 87 int _stack_to_stack_is_generated[Interpreter::number_of_result_handlers]; 88 int _stack_to_native_abi_is_generated[Interpreter::number_of_result_handlers]; 89 90 memset(_tosca_to_stack_is_generated, 0, sizeof(_tosca_to_stack_is_generated)); 91 memset(_stack_to_stack_is_generated, 0, sizeof(_stack_to_stack_is_generated)); 92 memset(_stack_to_native_abi_is_generated, 0, sizeof(_stack_to_native_abi_is_generated)); 93 for (int i = 0; i < Interpreter::number_of_result_handlers; i++) { 94 BasicType type = types[i]; 95 if (!is_generated[Interpreter::BasicType_as_index(type)]++) { 96 Interpreter::_native_abi_to_tosca[Interpreter::BasicType_as_index(type)] = generate_result_handler_for(type); 97 } 98 if (!_tosca_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { 99 Interpreter::_tosca_to_stack[Interpreter::BasicType_as_index(type)] = generate_tosca_to_stack_converter(type); 100 } 101 if (!_stack_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { 102 Interpreter::_stack_to_stack[Interpreter::BasicType_as_index(type)] = generate_stack_to_stack_converter(type); 103 } 104 if (!_stack_to_native_abi_is_generated[Interpreter::BasicType_as_index(type)]++) { 105 Interpreter::_stack_to_native_abi[Interpreter::BasicType_as_index(type)] = generate_stack_to_native_abi_converter(type); 106 } 107 } 108 } 109 110 111 #define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = ((InterpreterGenerator*)this)->generate_method_entry(Interpreter::kind) 112 113 { CodeletMark cm(_masm, "(kind = frame_manager)"); 114 // all non-native method kinds 115 method_entry(zerolocals); 116 method_entry(zerolocals_synchronized); 117 method_entry(empty); 118 method_entry(accessor); 119 method_entry(abstract); 120 method_entry(java_lang_math_sin ); 121 method_entry(java_lang_math_cos ); 122 method_entry(java_lang_math_tan ); 123 method_entry(java_lang_math_abs ); 124 method_entry(java_lang_math_sqrt ); 125 method_entry(java_lang_math_log ); 126 method_entry(java_lang_math_log10 ); 127 method_entry(java_lang_math_pow ); 128 method_entry(java_lang_math_exp ); 129 method_entry(java_lang_ref_reference_get); 130 131 initialize_method_handle_entries(); 132 133 Interpreter::_native_entry_begin = Interpreter::code()->code_end(); 134 method_entry(native); 135 method_entry(native_synchronized); 136 Interpreter::_native_entry_end = Interpreter::code()->code_end(); 137 } 138 139 140 #undef method_entry 141 142 } 143 144 #endif // CC_INTERP | 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/bytecodeInterpreter.hpp" 27 #include "interpreter/cppInterpreterGenerator.hpp" 28 #include "interpreter/interpreter.hpp" 29 #include "interpreter/interpreterRuntime.hpp" 30 31 #ifdef CC_INTERP 32 33 #ifdef TARGET_ARCH_zero 34 # include "entry_zero.hpp" 35 #else 36 #error "Only Zero CppInterpreter is supported" 37 #endif 38 39 void CppInterpreter::initialize() { 40 if (_code != NULL) return; 41 AbstractInterpreter::initialize(); 42 43 // generate interpreter 44 { ResourceMark rm; 45 TraceTime timer("Interpreter generation", TraceStartupTime); 46 int code_size = InterpreterCodeSize; 47 NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space 48 _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, 49 "Interpreter"); 50 CppInterpreterGenerator g(_code); 51 if (PrintInterpreter) print(); 52 } 53 54 55 // Allow c++ interpreter to do one initialization now that switches are set, etc. 56 BytecodeInterpreter start_msg(BytecodeInterpreter::initialize); 57 if (JvmtiExport::can_post_interpreter_events()) 58 BytecodeInterpreter::runWithChecks(&start_msg); 59 else 60 BytecodeInterpreter::run(&start_msg); 61 } 62 63 64 void CppInterpreter::invoke_method(Method* method, address entry_point, TRAPS) { 65 ((ZeroEntry *) entry_point)->invoke(method, THREAD); 66 } 67 68 void CppInterpreter::invoke_osr(Method* method, 69 address entry_point, 70 address osr_buf, 71 TRAPS) { 72 ((ZeroEntry *) entry_point)->invoke_osr(method, osr_buf, THREAD); 73 } 74 75 76 CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) { 77 generate_all(); 78 } 79 80 static const BasicType types[Interpreter::number_of_result_handlers] = { 81 T_BOOLEAN, 82 T_CHAR , 83 T_BYTE , 84 T_SHORT , 85 T_INT , 86 T_LONG , 87 T_VOID , 88 T_FLOAT , 89 T_DOUBLE , 90 T_OBJECT 91 }; 92 93 void CppInterpreterGenerator::generate_all() { 94 AbstractInterpreterGenerator::generate_all(); 95 96 97 #define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = generate_method_entry(Interpreter::kind) 98 99 { CodeletMark cm(_masm, "(kind = frame_manager)"); 100 // all non-native method kinds 101 method_entry(zerolocals); 102 method_entry(zerolocals_synchronized); 103 method_entry(empty); 104 method_entry(accessor); 105 method_entry(abstract); 106 method_entry(java_lang_math_sin ); 107 method_entry(java_lang_math_cos ); 108 method_entry(java_lang_math_tan ); 109 method_entry(java_lang_math_abs ); 110 method_entry(java_lang_math_sqrt ); 111 method_entry(java_lang_math_log ); 112 method_entry(java_lang_math_log10 ); 113 method_entry(java_lang_math_pow ); 114 method_entry(java_lang_math_exp ); 115 method_entry(java_lang_ref_reference_get); 116 117 initialize_method_handle_entries(); 118 119 Interpreter::_native_entry_begin = Interpreter::code()->code_end(); 120 method_entry(native); 121 method_entry(native_synchronized); 122 Interpreter::_native_entry_end = Interpreter::code()->code_end(); 123 } 124 125 126 #undef method_entry 127 } 128 129 InterpreterCodelet* CppInterpreter::codelet_containing(address pc) { 130 // FIXME: I'm pretty sure _code is null and this is never called, which is why it's copied. 131 return (InterpreterCodelet*)_code->stub_containing(pc); 132 } 133 134 // Generate method entries 135 address CppInterpreterGenerator::generate_method_entry( 136 AbstractInterpreter::MethodKind kind) { 137 // determine code generation flags 138 bool native = false; 139 bool synchronized = false; 140 address entry_point = NULL; 141 142 switch (kind) { 143 case Interpreter::zerolocals : break; 144 case Interpreter::zerolocals_synchronized: synchronized = true; break; 145 case Interpreter::native : native = true; break; 146 case Interpreter::native_synchronized : native = true; synchronized = true; break; 147 case Interpreter::empty : entry_point = generate_empty_entry(); break; 148 case Interpreter::accessor : entry_point = generate_accessor_entry(); break; 149 case Interpreter::abstract : entry_point = generate_abstract_entry(); break; 150 151 case Interpreter::java_lang_math_sin : // fall thru 152 case Interpreter::java_lang_math_cos : // fall thru 153 case Interpreter::java_lang_math_tan : // fall thru 154 case Interpreter::java_lang_math_abs : // fall thru 155 case Interpreter::java_lang_math_log : // fall thru 156 case Interpreter::java_lang_math_log10 : // fall thru 157 case Interpreter::java_lang_math_sqrt : // fall thru 158 case Interpreter::java_lang_math_pow : // fall thru 159 case Interpreter::java_lang_math_exp : entry_point = generate_math_entry(kind); break; 160 case Interpreter::java_lang_ref_reference_get 161 : entry_point = generate_Reference_get_entry(); break; 162 default: 163 fatal("unexpected method kind: %d", kind); 164 break; 165 } 166 167 if (entry_point) { 168 return entry_point; 169 } 170 171 // We expect the normal and native entry points to be generated first so we can reuse them. 172 if (native) { 173 entry_point = Interpreter::entry_for_kind(synchronized ? Interpreter::native_synchronized : Interpreter::native); 174 if (entry_point == NULL) { 175 entry_point = generate_native_entry(synchronized); 176 } 177 } else { 178 entry_point = Interpreter::entry_for_kind(synchronized ? Interpreter::zerolocals_synchronized : Interpreter::zerolocals); 179 if (entry_point == NULL) { 180 entry_point = generate_normal_entry(synchronized); 181 } 182 } 183 184 return entry_point; 185 } 186 #endif // CC_INTERP |