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src/share/vm/interpreter/cppInterpreter.cpp@eef07cd490d4 (annotated)

src/share/vm/interpreter/cppInterpreter.cpp

Wed, 03 Jul 2019 20:42:37 +0800

author

aoqi

date

Wed, 03 Jul 2019 20:42:37 +0800

changeset 9637

eef07cd490d4

parent 6876

710a3c8b516e

permissions

-rw-r--r--

Merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*
aoqi@0	23	*/
aoqi@0	24
aoqi@0	25	#include "precompiled.hpp"
aoqi@0	26	#include "interpreter/bytecodeInterpreter.hpp"
aoqi@0	27	#include "interpreter/interpreter.hpp"
aoqi@0	28	#include "interpreter/interpreterGenerator.hpp"
aoqi@0	29	#include "interpreter/interpreterRuntime.hpp"
aoqi@0	30
aoqi@0	31	#ifdef CC_INTERP
aoqi@0	32	# define __ _masm->
aoqi@0	33
aoqi@0	34	void CppInterpreter::initialize() {
aoqi@0	35	if (_code != NULL) return;
aoqi@0	36	AbstractInterpreter::initialize();
aoqi@0	37
aoqi@0	38	// generate interpreter
aoqi@0	39	{ ResourceMark rm;
aoqi@0	40	TraceTime timer("Interpreter generation", TraceStartupTime);
aoqi@0	41	int code_size = InterpreterCodeSize;
aoqi@0	42	NOT_PRODUCT(code_size *= 4;) // debug uses extra interpreter code space
aoqi@0	43	_code = new StubQueue(new InterpreterCodeletInterface, code_size, NULL,
aoqi@0	44	"Interpreter");
aoqi@0	45	InterpreterGenerator g(_code);
aoqi@0	46	if (PrintInterpreter) print();
aoqi@0	47	}
aoqi@0	48
aoqi@0	49
aoqi@0	50	// Allow c++ interpreter to do one initialization now that switches are set, etc.
aoqi@0	51	BytecodeInterpreter start_msg(BytecodeInterpreter::initialize);
aoqi@0	52	if (JvmtiExport::can_post_interpreter_events())
aoqi@0	53	BytecodeInterpreter::runWithChecks(&start_msg);
aoqi@0	54	else
aoqi@0	55	BytecodeInterpreter::run(&start_msg);
aoqi@0	56	}
aoqi@0	57
aoqi@0	58
aoqi@0	59	address CppInterpreter::_tosca_to_stack [AbstractInterpreter::number_of_result_handlers];
aoqi@0	60	address CppInterpreter::_stack_to_stack [AbstractInterpreter::number_of_result_handlers];
aoqi@0	61	address CppInterpreter::_stack_to_native_abi [AbstractInterpreter::number_of_result_handlers];
aoqi@0	62
aoqi@0	63	CppInterpreterGenerator::CppInterpreterGenerator(StubQueue* _code): AbstractInterpreterGenerator(_code) {
aoqi@0	64	}
aoqi@0	65
aoqi@0	66	static const BasicType types[Interpreter::number_of_result_handlers] = {
aoqi@0	67	T_BOOLEAN,
aoqi@0	68	T_CHAR ,
aoqi@0	69	T_BYTE ,
aoqi@0	70	T_SHORT ,
aoqi@0	71	T_INT ,
aoqi@0	72	T_LONG ,
aoqi@0	73	T_VOID ,
aoqi@0	74	T_FLOAT ,
aoqi@0	75	T_DOUBLE ,
aoqi@0	76	T_OBJECT
aoqi@0	77	};
aoqi@0	78
aoqi@0	79	void CppInterpreterGenerator::generate_all() {
aoqi@0	80	AbstractInterpreterGenerator::generate_all();
aoqi@0	81
aoqi@0	82	{ CodeletMark cm(_masm, "result handlers for native calls");
aoqi@0	83	// The various result converter stublets.
aoqi@0	84	int is_generated[Interpreter::number_of_result_handlers];
aoqi@0	85	memset(is_generated, 0, sizeof(is_generated));
aoqi@0	86	int _tosca_to_stack_is_generated[Interpreter::number_of_result_handlers];
aoqi@0	87	int _stack_to_stack_is_generated[Interpreter::number_of_result_handlers];
aoqi@0	88	int _stack_to_native_abi_is_generated[Interpreter::number_of_result_handlers];
aoqi@0	89
aoqi@0	90	memset(_tosca_to_stack_is_generated, 0, sizeof(_tosca_to_stack_is_generated));
aoqi@0	91	memset(_stack_to_stack_is_generated, 0, sizeof(_stack_to_stack_is_generated));
aoqi@0	92	memset(_stack_to_native_abi_is_generated, 0, sizeof(_stack_to_native_abi_is_generated));
aoqi@0	93	for (int i = 0; i < Interpreter::number_of_result_handlers; i++) {
aoqi@0	94	BasicType type = types[i];
aoqi@0	95	if (!is_generated[Interpreter::BasicType_as_index(type)]++) {
aoqi@0	96	Interpreter::_native_abi_to_tosca[Interpreter::BasicType_as_index(type)] = generate_result_handler_for(type);
aoqi@0	97	}
aoqi@0	98	if (!_tosca_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) {
aoqi@0	99	Interpreter::_tosca_to_stack[Interpreter::BasicType_as_index(type)] = generate_tosca_to_stack_converter(type);
aoqi@0	100	}
aoqi@0	101	if (!_stack_to_stack_is_generated[Interpreter::BasicType_as_index(type)]++) {
aoqi@0	102	Interpreter::_stack_to_stack[Interpreter::BasicType_as_index(type)] = generate_stack_to_stack_converter(type);
aoqi@0	103	}
aoqi@0	104	if (!_stack_to_native_abi_is_generated[Interpreter::BasicType_as_index(type)]++) {
aoqi@0	105	Interpreter::_stack_to_native_abi[Interpreter::BasicType_as_index(type)] = generate_stack_to_native_abi_converter(type);
aoqi@0	106	}
aoqi@0	107	}
aoqi@0	108	}
aoqi@0	109
aoqi@0	110
aoqi@0	111	#define method_entry(kind) Interpreter::_entry_table[Interpreter::kind] = generate_method_entry(Interpreter::kind)
aoqi@0	112
aoqi@0	113	{ CodeletMark cm(_masm, "(kind = frame_manager)");
aoqi@0	114	// all non-native method kinds
aoqi@0	115	method_entry(zerolocals);
aoqi@0	116	method_entry(zerolocals_synchronized);
aoqi@0	117	method_entry(empty);
aoqi@0	118	method_entry(accessor);
aoqi@0	119	method_entry(abstract);
aoqi@0	120	method_entry(java_lang_math_sin );
aoqi@0	121	method_entry(java_lang_math_cos );
aoqi@0	122	method_entry(java_lang_math_tan );
aoqi@0	123	method_entry(java_lang_math_abs );
aoqi@0	124	method_entry(java_lang_math_sqrt );
aoqi@0	125	method_entry(java_lang_math_log );
aoqi@0	126	method_entry(java_lang_math_log10 );
aoqi@0	127	method_entry(java_lang_math_pow );
aoqi@0	128	method_entry(java_lang_math_exp );
aoqi@0	129	method_entry(java_lang_ref_reference_get);
aoqi@0	130
aoqi@0	131	initialize_method_handle_entries();
aoqi@0	132
aoqi@0	133	Interpreter::_native_entry_begin = Interpreter::code()->code_end();
aoqi@0	134	method_entry(native);
aoqi@0	135	method_entry(native_synchronized);
aoqi@0	136	Interpreter::_native_entry_end = Interpreter::code()->code_end();
aoqi@0	137	}
aoqi@0	138
aoqi@0	139
aoqi@0	140	#undef method_entry
aoqi@0	141
aoqi@0	142	}
aoqi@0	143
aoqi@0	144	#endif // CC_INTERP