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J. Duke 2007-12-01 00:00:00 +00:00
parent 686d76f772
commit 8153779ad3
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135
hotspot/src/share/vm/interpreter/cppInterpreter.cpp Normal file
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/*
* Copyright 1997-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
* have any questions.
*
*/
#include "incls/_precompiled.incl"
#include "incls/_cppInterpreter.cpp.incl"
#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 );
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