| /* |
| * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| * |
| */ |
| |
| #include "precompiled.hpp" |
| #include "interpreter/bytecodeInterpreter.hpp" |
| #include "interpreter/interpreter.hpp" |
| #include "interpreter/interpreterGenerator.hpp" |
| #include "interpreter/interpreterRuntime.hpp" |
| |
| #ifdef CC_INTERP |
| # define __ _masm-> |
| |
| void CppInterpreter::initialize() { |
| if (_code != NULL) return; |
| AbstractInterpreter::initialize(); |
| |
| // generate interpreter |
| { ResourceMark rm; |
| TraceTime timer("Interpreter generation", TraceStartupTime); |
| int code_size = InterpreterCodeSize; |
| NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space |
| _code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, |
| "Interpreter"); |
| InterpreterGenerator g(_code); |
| if (PrintInterpreter) print(); |
| } |
| |
| |
| // Allow c++ interpreter to do one initialization now that switches are set, etc. |
| BytecodeInterpreter start_msg(BytecodeInterpreter::initialize); |
| if (JvmtiExport::can_post_interpreter_events()) |
| BytecodeInterpreter::runWithChecks(&start_msg); |
| else |
| BytecodeInterpreter::run(&start_msg); |
| } |
| |
| |
| address CppInterpreter::_tosca_to_stack [AbstractInterpreter::number_of_result_handlers]; |
| address CppInterpreter::_stack_to_stack [AbstractInterpreter::number_of_result_handlers]; |
| address CppInterpreter::_stack_to_native_abi [AbstractInterpreter::number_of_result_handlers]; |
| |
| CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) { |
| } |
| |
| static const BasicType types[Interpreter::number_of_result_handlers] = { |
| T_BOOLEAN, |
| T_CHAR , |
| T_BYTE , |
| T_SHORT , |
| T_INT , |
| T_LONG , |
| T_VOID , |
| T_FLOAT , |
| T_DOUBLE , |
| T_OBJECT |
| }; |
| |
| void CppInterpreterGenerator::generate_all() { |
| AbstractInterpreterGenerator::generate_all(); |
| |
| { CodeletMark cm(_masm, "result handlers for native calls"); |
| // The various result converter stublets. |
| int is_generated[Interpreter::number_of_result_handlers]; |
| memset(is_generated, 0, sizeof(is_generated)); |
| int _tosca_to_stack_is_generated[Interpreter::number_of_result_handlers]; |
| int _stack_to_stack_is_generated[Interpreter::number_of_result_handlers]; |
| int _stack_to_native_abi_is_generated[Interpreter::number_of_result_handlers]; |
| |
| memset(_tosca_to_stack_is_generated, 0, sizeof(_tosca_to_stack_is_generated)); |
| memset(_stack_to_stack_is_generated, 0, sizeof(_stack_to_stack_is_generated)); |
| memset(_stack_to_native_abi_is_generated, 0, sizeof(_stack_to_native_abi_is_generated)); |
| for (int i = 0; i < Interpreter::number_of_result_handlers; i++) { |
| BasicType type = types[i]; |
| if (!is_generated[Interpreter::BasicType_as_index(type)]++) { |
| Interpreter::_native_abi_to_tosca[Interpreter::BasicType_as_index(type)] = generate_result_handler_for(type); |
| } |
| if (!_tosca_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { |
| Interpreter::_tosca_to_stack[Interpreter::BasicType_as_index(type)] = generate_tosca_to_stack_converter(type); |
| } |
| if (!_stack_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { |
| Interpreter::_stack_to_stack[Interpreter::BasicType_as_index(type)] = generate_stack_to_stack_converter(type); |
| } |
| if (!_stack_to_native_abi_is_generated[Interpreter::BasicType_as_index(type)]++) { |
| Interpreter::_stack_to_native_abi[Interpreter::BasicType_as_index(type)] = generate_stack_to_native_abi_converter(type); |
| } |
| } |
| } |
| |
| |
| #define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = generate_method_entry(Interpreter::kind) |
| |
| { CodeletMark cm(_masm, "(kind = frame_manager)"); |
| // all non-native method kinds |
| method_entry(zerolocals); |
| method_entry(zerolocals_synchronized); |
| method_entry(empty); |
| method_entry(accessor); |
| method_entry(abstract); |
| method_entry(java_lang_math_sin ); |
| method_entry(java_lang_math_cos ); |
| method_entry(java_lang_math_tan ); |
| method_entry(java_lang_math_abs ); |
| method_entry(java_lang_math_sqrt ); |
| method_entry(java_lang_math_log ); |
| method_entry(java_lang_math_log10 ); |
| method_entry(java_lang_math_pow ); |
| method_entry(java_lang_math_exp ); |
| method_entry(java_lang_ref_reference_get); |
| |
| initialize_method_handle_entries(); |
| |
| Interpreter::_native_entry_begin = Interpreter::code()->code_end(); |
| method_entry(native); |
| method_entry(native_synchronized); |
| Interpreter::_native_entry_end = Interpreter::code()->code_end(); |
| } |
| |
| |
| #undef method_entry |
| |
| } |
| |
| #endif // CC_INTERP |