author | stefank |
Tue, 23 Nov 2010 13:22:55 -0800 | |
changeset 7397 | 5b173b4ca846 |
parent 5547 | f4b087cbb361 |
child 9176 | 42d9d1010f38 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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* |
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*/ |
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#include "precompiled.hpp" |
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#include "interpreter/bytecodeInterpreter.hpp" |
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#include "interpreter/interpreter.hpp" |
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#include "interpreter/interpreterGenerator.hpp" |
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#include "interpreter/interpreterRuntime.hpp" |
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#ifdef CC_INTERP |
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# define __ _masm-> |
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void CppInterpreter::initialize() { |
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if (_code != NULL) return; |
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AbstractInterpreter::initialize(); |
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// generate interpreter |
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{ ResourceMark rm; |
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TraceTime timer("Interpreter generation", TraceStartupTime); |
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int code_size = InterpreterCodeSize; |
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NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space |
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_code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL, |
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"Interpreter"); |
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InterpreterGenerator g(_code); |
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if (PrintInterpreter) print(); |
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} |
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// Allow c++ interpreter to do one initialization now that switches are set, etc. |
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BytecodeInterpreter start_msg(BytecodeInterpreter::initialize); |
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if (JvmtiExport::can_post_interpreter_events()) |
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BytecodeInterpreter::runWithChecks(&start_msg); |
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else |
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BytecodeInterpreter::run(&start_msg); |
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} |
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address CppInterpreter::_tosca_to_stack [AbstractInterpreter::number_of_result_handlers]; |
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address CppInterpreter::_stack_to_stack [AbstractInterpreter::number_of_result_handlers]; |
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address CppInterpreter::_stack_to_native_abi [AbstractInterpreter::number_of_result_handlers]; |
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CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) { |
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} |
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static const BasicType types[Interpreter::number_of_result_handlers] = { |
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T_BOOLEAN, |
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T_CHAR , |
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T_BYTE , |
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T_SHORT , |
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T_INT , |
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T_LONG , |
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T_VOID , |
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T_FLOAT , |
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T_DOUBLE , |
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T_OBJECT |
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}; |
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void CppInterpreterGenerator::generate_all() { |
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AbstractInterpreterGenerator::generate_all(); |
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{ CodeletMark cm(_masm, "result handlers for native calls"); |
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// The various result converter stublets. |
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int is_generated[Interpreter::number_of_result_handlers]; |
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memset(is_generated, 0, sizeof(is_generated)); |
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int _tosca_to_stack_is_generated[Interpreter::number_of_result_handlers]; |
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int _stack_to_stack_is_generated[Interpreter::number_of_result_handlers]; |
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int _stack_to_native_abi_is_generated[Interpreter::number_of_result_handlers]; |
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memset(_tosca_to_stack_is_generated, 0, sizeof(_tosca_to_stack_is_generated)); |
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memset(_stack_to_stack_is_generated, 0, sizeof(_stack_to_stack_is_generated)); |
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memset(_stack_to_native_abi_is_generated, 0, sizeof(_stack_to_native_abi_is_generated)); |
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for (int i = 0; i < Interpreter::number_of_result_handlers; i++) { |
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BasicType type = types[i]; |
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if (!is_generated[Interpreter::BasicType_as_index(type)]++) { |
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Interpreter::_native_abi_to_tosca[Interpreter::BasicType_as_index(type)] = generate_result_handler_for(type); |
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} |
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if (!_tosca_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { |
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Interpreter::_tosca_to_stack[Interpreter::BasicType_as_index(type)] = generate_tosca_to_stack_converter(type); |
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} |
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if (!_stack_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) { |
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Interpreter::_stack_to_stack[Interpreter::BasicType_as_index(type)] = generate_stack_to_stack_converter(type); |
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} |
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if (!_stack_to_native_abi_is_generated[Interpreter::BasicType_as_index(type)]++) { |
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Interpreter::_stack_to_native_abi[Interpreter::BasicType_as_index(type)] = generate_stack_to_native_abi_converter(type); |
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} |
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} |
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} |
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#define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = generate_method_entry(Interpreter::kind) |
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{ CodeletMark cm(_masm, "(kind = frame_manager)"); |
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// all non-native method kinds |
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method_entry(zerolocals); |
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method_entry(zerolocals_synchronized); |
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method_entry(empty); |
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method_entry(accessor); |
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method_entry(abstract); |
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method_entry(method_handle); |
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method_entry(java_lang_math_sin ); |
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method_entry(java_lang_math_cos ); |
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method_entry(java_lang_math_tan ); |
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method_entry(java_lang_math_abs ); |
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method_entry(java_lang_math_sqrt ); |
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method_entry(java_lang_math_log ); |
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method_entry(java_lang_math_log10 ); |
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Interpreter::_native_entry_begin = Interpreter::code()->code_end(); |
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method_entry(native); |
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method_entry(native_synchronized); |
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Interpreter::_native_entry_end = Interpreter::code()->code_end(); |
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} |
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#undef method_entry |
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} |
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#endif // CC_INTERP |