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Java example source code file (templateTable.cpp)

This example Java source code file (templateTable.cpp) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

bytecodes\:\:number_of_codes, register, template\:\:calls_vm_bit, template\:\:does_dispatch_bit, template\:\:generator, template\:\:uses_bcp_bit, template_table_bug, templatetable::call_vm, templatetable::def, templatetable\:\:_desc, templatetable\:\:_template_table, templatetable\:\:_template_table_wide, templatetable\:\:initialize, tosstate

The templateTable.cpp Java example source code

/*
 * Copyright (c) 1997, 2012, 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 "gc_interface/collectedHeap.hpp"
#include "interpreter/templateTable.hpp"
#include "runtime/timer.hpp"


#ifdef CC_INTERP

void templateTable_init() {
}

#else

//----------------------------------------------------------------------------------------------------
// Implementation of Template


void Template::initialize(int flags, TosState tos_in, TosState tos_out, generator gen, int arg) {
  _flags   = flags;
  _tos_in  = tos_in;
  _tos_out = tos_out;
  _gen     = gen;
  _arg     = arg;
}


Bytecodes::Code Template::bytecode() const {
  int i = this - TemplateTable::_template_table;
  if (i < 0 || i >= Bytecodes::number_of_codes) i = this - TemplateTable::_template_table_wide;
  return Bytecodes::cast(i);
}


void Template::generate(InterpreterMacroAssembler* masm) {
  // parameter passing
  TemplateTable::_desc = this;
  TemplateTable::_masm = masm;
  // code generation
  _gen(_arg);
  masm->flush();
}


//----------------------------------------------------------------------------------------------------
// Implementation of TemplateTable: Platform-independent helper routines

void TemplateTable::call_VM(Register oop_result, address entry_point) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, entry_point);
}


void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, entry_point, arg_1);
}


void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, entry_point, arg_1, arg_2);
}


void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2, Register arg_3) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, entry_point, arg_1, arg_2, arg_3);
}


void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, last_java_sp, entry_point);
}


void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1);
}


void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1, arg_2);
}


void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, Register arg_3) {
  assert(_desc->calls_vm(), "inconsistent calls_vm information");
  _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1, arg_2, arg_3);
}


//----------------------------------------------------------------------------------------------------
// Implementation of TemplateTable: Platform-independent bytecodes

void TemplateTable::float_cmp(int unordered_result) {
  transition(ftos, itos);
  float_cmp(true, unordered_result);
}


void TemplateTable::double_cmp(int unordered_result) {
  transition(dtos, itos);
  float_cmp(false, unordered_result);
}


void TemplateTable::_goto() {
  transition(vtos, vtos);
  branch(false, false);
}


void TemplateTable::goto_w() {
  transition(vtos, vtos);
  branch(false, true);
}


void TemplateTable::jsr_w() {
  transition(vtos, vtos);       // result is not an oop, so do not transition to atos
  branch(true, true);
}


void TemplateTable::jsr() {
  transition(vtos, vtos);       // result is not an oop, so do not transition to atos
  branch(true, false);
}



//----------------------------------------------------------------------------------------------------
// Implementation of TemplateTable: Debugging

void TemplateTable::transition(TosState tos_in, TosState tos_out) {
  assert(_desc->tos_in()  == tos_in , "inconsistent tos_in  information");
  assert(_desc->tos_out() == tos_out, "inconsistent tos_out information");
}


//----------------------------------------------------------------------------------------------------
// Implementation of TemplateTable: Initialization

bool                       TemplateTable::_is_initialized = false;
Template                   TemplateTable::_template_table     [Bytecodes::number_of_codes];
Template                   TemplateTable::_template_table_wide[Bytecodes::number_of_codes];

Template*                  TemplateTable::_desc;
InterpreterMacroAssembler* TemplateTable::_masm;
BarrierSet*                TemplateTable::_bs;


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(), char filler) {
  assert(filler == ' ', "just checkin'");
  def(code, flags, in, out, (Template::generator)gen, 0);
}


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(int arg), int arg) {
  // should factor out these constants
  const int ubcp = 1 << Template::uses_bcp_bit;
  const int disp = 1 << Template::does_dispatch_bit;
  const int clvm = 1 << Template::calls_vm_bit;
  const int iswd = 1 << Template::wide_bit;
  // determine which table to use
  bool is_wide = (flags & iswd) != 0;
  // make sure that wide instructions have a vtos entry point
  // (since they are executed extremely rarely, it doesn't pay out to have an
  // extra set of 5 dispatch tables for the wide instructions - for simplicity
  // they all go with one table)
  assert(in == vtos || !is_wide, "wide instructions have vtos entry point only");
  Template* t = is_wide ? template_for_wide(code) : template_for(code);
  // setup entry
  t->initialize(flags, in, out, gen, arg);
  assert(t->bytecode() == code, "just checkin'");
}


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(Operation op), Operation op) {
  def(code, flags, in, out, (Template::generator)gen, (int)op);
}


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(bool arg    ), bool arg) {
  def(code, flags, in, out, (Template::generator)gen, (int)arg);
}


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(TosState tos), TosState tos) {
  def(code, flags, in, out, (Template::generator)gen, (int)tos);
}


void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(Condition cc), Condition cc) {
  def(code, flags, in, out, (Template::generator)gen, (int)cc);
}

#if defined(TEMPLATE_TABLE_BUG)
//
// It appears that gcc (version 2.91) generates bad code for the template
// table init if this macro is not defined.  My symptom was an assertion
// assert(Universe::heap()->is_in(obj), "sanity check") in handles.cpp line 24.
// when called from interpreterRuntime.resolve_invoke().
//
  #define iload  TemplateTable::iload
  #define lload  TemplateTable::lload
  #define fload  TemplateTable::fload
  #define dload  TemplateTable::dload
  #define aload  TemplateTable::aload
  #define istore TemplateTable::istore
  #define lstore TemplateTable::lstore
  #define fstore TemplateTable::fstore
  #define dstore TemplateTable::dstore
  #define astore TemplateTable::astore
#endif // TEMPLATE_TABLE_BUG

void TemplateTable::initialize() {
  if (_is_initialized) return;

  // Initialize table
  TraceTime timer("TemplateTable initialization", TraceStartupTime);

  _bs = Universe::heap()->barrier_set();

  // For better readability
  const char _    = ' ';
  const int  ____ = 0;
  const int  ubcp = 1 << Template::uses_bcp_bit;
  const int  disp = 1 << Template::does_dispatch_bit;
  const int  clvm = 1 << Template::calls_vm_bit;
  const int  iswd = 1 << Template::wide_bit;
  //                                    interpr. templates
  // Java spec bytecodes                ubcp|disp|clvm|iswd  in    out   generator             argument
  def(Bytecodes::_nop                 , ____|____|____|____, vtos, vtos, nop                 ,  _           );
  def(Bytecodes::_aconst_null         , ____|____|____|____, vtos, atos, aconst_null         ,  _           );
  def(Bytecodes::_iconst_m1           , ____|____|____|____, vtos, itos, iconst              , -1           );
  def(Bytecodes::_iconst_0            , ____|____|____|____, vtos, itos, iconst              ,  0           );
  def(Bytecodes::_iconst_1            , ____|____|____|____, vtos, itos, iconst              ,  1           );
  def(Bytecodes::_iconst_2            , ____|____|____|____, vtos, itos, iconst              ,  2           );
  def(Bytecodes::_iconst_3            , ____|____|____|____, vtos, itos, iconst              ,  3           );
  def(Bytecodes::_iconst_4            , ____|____|____|____, vtos, itos, iconst              ,  4           );
  def(Bytecodes::_iconst_5            , ____|____|____|____, vtos, itos, iconst              ,  5           );
  def(Bytecodes::_lconst_0            , ____|____|____|____, vtos, ltos, lconst              ,  0           );
  def(Bytecodes::_lconst_1            , ____|____|____|____, vtos, ltos, lconst              ,  1           );
  def(Bytecodes::_fconst_0            , ____|____|____|____, vtos, ftos, fconst              ,  0           );
  def(Bytecodes::_fconst_1            , ____|____|____|____, vtos, ftos, fconst              ,  1           );
  def(Bytecodes::_fconst_2            , ____|____|____|____, vtos, ftos, fconst              ,  2           );
  def(Bytecodes::_dconst_0            , ____|____|____|____, vtos, dtos, dconst              ,  0           );
  def(Bytecodes::_dconst_1            , ____|____|____|____, vtos, dtos, dconst              ,  1           );
  def(Bytecodes::_bipush              , ubcp|____|____|____, vtos, itos, bipush              ,  _           );
  def(Bytecodes::_sipush              , ubcp|____|____|____, vtos, itos, sipush              ,  _           );
  def(Bytecodes::_ldc                 , ubcp|____|clvm|____, vtos, vtos, ldc                 ,  false       );
  def(Bytecodes::_ldc_w               , ubcp|____|clvm|____, vtos, vtos, ldc                 ,  true        );
  def(Bytecodes::_ldc2_w              , ubcp|____|____|____, vtos, vtos, ldc2_w              ,  _           );
  def(Bytecodes::_iload               , ubcp|____|clvm|____, vtos, itos, iload               ,  _           );
  def(Bytecodes::_lload               , ubcp|____|____|____, vtos, ltos, lload               ,  _           );
  def(Bytecodes::_fload               , ubcp|____|____|____, vtos, ftos, fload               ,  _           );
  def(Bytecodes::_dload               , ubcp|____|____|____, vtos, dtos, dload               ,  _           );
  def(Bytecodes::_aload               , ubcp|____|clvm|____, vtos, atos, aload               ,  _           );
  def(Bytecodes::_iload_0             , ____|____|____|____, vtos, itos, iload               ,  0           );
  def(Bytecodes::_iload_1             , ____|____|____|____, vtos, itos, iload               ,  1           );
  def(Bytecodes::_iload_2             , ____|____|____|____, vtos, itos, iload               ,  2           );
  def(Bytecodes::_iload_3             , ____|____|____|____, vtos, itos, iload               ,  3           );
  def(Bytecodes::_lload_0             , ____|____|____|____, vtos, ltos, lload               ,  0           );
  def(Bytecodes::_lload_1             , ____|____|____|____, vtos, ltos, lload               ,  1           );
  def(Bytecodes::_lload_2             , ____|____|____|____, vtos, ltos, lload               ,  2           );
  def(Bytecodes::_lload_3             , ____|____|____|____, vtos, ltos, lload               ,  3           );
  def(Bytecodes::_fload_0             , ____|____|____|____, vtos, ftos, fload               ,  0           );
  def(Bytecodes::_fload_1             , ____|____|____|____, vtos, ftos, fload               ,  1           );
  def(Bytecodes::_fload_2             , ____|____|____|____, vtos, ftos, fload               ,  2           );
  def(Bytecodes::_fload_3             , ____|____|____|____, vtos, ftos, fload               ,  3           );
  def(Bytecodes::_dload_0             , ____|____|____|____, vtos, dtos, dload               ,  0           );
  def(Bytecodes::_dload_1             , ____|____|____|____, vtos, dtos, dload               ,  1           );
  def(Bytecodes::_dload_2             , ____|____|____|____, vtos, dtos, dload               ,  2           );
  def(Bytecodes::_dload_3             , ____|____|____|____, vtos, dtos, dload               ,  3           );
  def(Bytecodes::_aload_0             , ubcp|____|clvm|____, vtos, atos, aload_0             ,  _           );
  def(Bytecodes::_aload_1             , ____|____|____|____, vtos, atos, aload               ,  1           );
  def(Bytecodes::_aload_2             , ____|____|____|____, vtos, atos, aload               ,  2           );
  def(Bytecodes::_aload_3             , ____|____|____|____, vtos, atos, aload               ,  3           );
  def(Bytecodes::_iaload              , ____|____|____|____, itos, itos, iaload              ,  _           );
  def(Bytecodes::_laload              , ____|____|____|____, itos, ltos, laload              ,  _           );
  def(Bytecodes::_faload              , ____|____|____|____, itos, ftos, faload              ,  _           );
  def(Bytecodes::_daload              , ____|____|____|____, itos, dtos, daload              ,  _           );
  def(Bytecodes::_aaload              , ____|____|____|____, itos, atos, aaload              ,  _           );
  def(Bytecodes::_baload              , ____|____|____|____, itos, itos, baload              ,  _           );
  def(Bytecodes::_caload              , ____|____|____|____, itos, itos, caload              ,  _           );
  def(Bytecodes::_saload              , ____|____|____|____, itos, itos, saload              ,  _           );
  def(Bytecodes::_istore              , ubcp|____|clvm|____, itos, vtos, istore              ,  _           );
  def(Bytecodes::_lstore              , ubcp|____|____|____, ltos, vtos, lstore              ,  _           );
  def(Bytecodes::_fstore              , ubcp|____|____|____, ftos, vtos, fstore              ,  _           );
  def(Bytecodes::_dstore              , ubcp|____|____|____, dtos, vtos, dstore              ,  _           );
  def(Bytecodes::_astore              , ubcp|____|clvm|____, vtos, vtos, astore              ,  _           );
  def(Bytecodes::_istore_0            , ____|____|____|____, itos, vtos, istore              ,  0           );
  def(Bytecodes::_istore_1            , ____|____|____|____, itos, vtos, istore              ,  1           );
  def(Bytecodes::_istore_2            , ____|____|____|____, itos, vtos, istore              ,  2           );
  def(Bytecodes::_istore_3            , ____|____|____|____, itos, vtos, istore              ,  3           );
  def(Bytecodes::_lstore_0            , ____|____|____|____, ltos, vtos, lstore              ,  0           );
  def(Bytecodes::_lstore_1            , ____|____|____|____, ltos, vtos, lstore              ,  1           );
  def(Bytecodes::_lstore_2            , ____|____|____|____, ltos, vtos, lstore              ,  2           );
  def(Bytecodes::_lstore_3            , ____|____|____|____, ltos, vtos, lstore              ,  3           );
  def(Bytecodes::_fstore_0            , ____|____|____|____, ftos, vtos, fstore              ,  0           );
  def(Bytecodes::_fstore_1            , ____|____|____|____, ftos, vtos, fstore              ,  1           );
  def(Bytecodes::_fstore_2            , ____|____|____|____, ftos, vtos, fstore              ,  2           );
  def(Bytecodes::_fstore_3            , ____|____|____|____, ftos, vtos, fstore              ,  3           );
  def(Bytecodes::_dstore_0            , ____|____|____|____, dtos, vtos, dstore              ,  0           );
  def(Bytecodes::_dstore_1            , ____|____|____|____, dtos, vtos, dstore              ,  1           );
  def(Bytecodes::_dstore_2            , ____|____|____|____, dtos, vtos, dstore              ,  2           );
  def(Bytecodes::_dstore_3            , ____|____|____|____, dtos, vtos, dstore              ,  3           );
  def(Bytecodes::_astore_0            , ____|____|____|____, vtos, vtos, astore              ,  0           );
  def(Bytecodes::_astore_1            , ____|____|____|____, vtos, vtos, astore              ,  1           );
  def(Bytecodes::_astore_2            , ____|____|____|____, vtos, vtos, astore              ,  2           );
  def(Bytecodes::_astore_3            , ____|____|____|____, vtos, vtos, astore              ,  3           );
  def(Bytecodes::_iastore             , ____|____|____|____, itos, vtos, iastore             ,  _           );
  def(Bytecodes::_lastore             , ____|____|____|____, ltos, vtos, lastore             ,  _           );
  def(Bytecodes::_fastore             , ____|____|____|____, ftos, vtos, fastore             ,  _           );
  def(Bytecodes::_dastore             , ____|____|____|____, dtos, vtos, dastore             ,  _           );
  def(Bytecodes::_aastore             , ____|____|clvm|____, vtos, vtos, aastore             ,  _           );
  def(Bytecodes::_bastore             , ____|____|____|____, itos, vtos, bastore             ,  _           );
  def(Bytecodes::_castore             , ____|____|____|____, itos, vtos, castore             ,  _           );
  def(Bytecodes::_sastore             , ____|____|____|____, itos, vtos, sastore             ,  _           );
  def(Bytecodes::_pop                 , ____|____|____|____, vtos, vtos, pop                 ,  _           );
  def(Bytecodes::_pop2                , ____|____|____|____, vtos, vtos, pop2                ,  _           );
  def(Bytecodes::_dup                 , ____|____|____|____, vtos, vtos, dup                 ,  _           );
  def(Bytecodes::_dup_x1              , ____|____|____|____, vtos, vtos, dup_x1              ,  _           );
  def(Bytecodes::_dup_x2              , ____|____|____|____, vtos, vtos, dup_x2              ,  _           );
  def(Bytecodes::_dup2                , ____|____|____|____, vtos, vtos, dup2                ,  _           );
  def(Bytecodes::_dup2_x1             , ____|____|____|____, vtos, vtos, dup2_x1             ,  _           );
  def(Bytecodes::_dup2_x2             , ____|____|____|____, vtos, vtos, dup2_x2             ,  _           );
  def(Bytecodes::_swap                , ____|____|____|____, vtos, vtos, swap                ,  _           );
  def(Bytecodes::_iadd                , ____|____|____|____, itos, itos, iop2                , add          );
  def(Bytecodes::_ladd                , ____|____|____|____, ltos, ltos, lop2                , add          );
  def(Bytecodes::_fadd                , ____|____|____|____, ftos, ftos, fop2                , add          );
  def(Bytecodes::_dadd                , ____|____|____|____, dtos, dtos, dop2                , add          );
  def(Bytecodes::_isub                , ____|____|____|____, itos, itos, iop2                , sub          );
  def(Bytecodes::_lsub                , ____|____|____|____, ltos, ltos, lop2                , sub          );
  def(Bytecodes::_fsub                , ____|____|____|____, ftos, ftos, fop2                , sub          );
  def(Bytecodes::_dsub                , ____|____|____|____, dtos, dtos, dop2                , sub          );
  def(Bytecodes::_imul                , ____|____|____|____, itos, itos, iop2                , mul          );
  def(Bytecodes::_lmul                , ____|____|____|____, ltos, ltos, lmul                ,  _           );
  def(Bytecodes::_fmul                , ____|____|____|____, ftos, ftos, fop2                , mul          );
  def(Bytecodes::_dmul                , ____|____|____|____, dtos, dtos, dop2                , mul          );
  def(Bytecodes::_idiv                , ____|____|____|____, itos, itos, idiv                ,  _           );
  def(Bytecodes::_ldiv                , ____|____|____|____, ltos, ltos, ldiv                ,  _           );
  def(Bytecodes::_fdiv                , ____|____|____|____, ftos, ftos, fop2                , div          );
  def(Bytecodes::_ddiv                , ____|____|____|____, dtos, dtos, dop2                , div          );
  def(Bytecodes::_irem                , ____|____|____|____, itos, itos, irem                ,  _           );
  def(Bytecodes::_lrem                , ____|____|____|____, ltos, ltos, lrem                ,  _           );
  def(Bytecodes::_frem                , ____|____|____|____, ftos, ftos, fop2                , rem          );
  def(Bytecodes::_drem                , ____|____|____|____, dtos, dtos, dop2                , rem          );
  def(Bytecodes::_ineg                , ____|____|____|____, itos, itos, ineg                ,  _           );
  def(Bytecodes::_lneg                , ____|____|____|____, ltos, ltos, lneg                ,  _           );
  def(Bytecodes::_fneg                , ____|____|____|____, ftos, ftos, fneg                ,  _           );
  def(Bytecodes::_dneg                , ____|____|____|____, dtos, dtos, dneg                ,  _           );
  def(Bytecodes::_ishl                , ____|____|____|____, itos, itos, iop2                , shl          );
  def(Bytecodes::_lshl                , ____|____|____|____, itos, ltos, lshl                ,  _           );
  def(Bytecodes::_ishr                , ____|____|____|____, itos, itos, iop2                , shr          );
  def(Bytecodes::_lshr                , ____|____|____|____, itos, ltos, lshr                ,  _           );
  def(Bytecodes::_iushr               , ____|____|____|____, itos, itos, iop2                , ushr         );
  def(Bytecodes::_lushr               , ____|____|____|____, itos, ltos, lushr               ,  _           );
  def(Bytecodes::_iand                , ____|____|____|____, itos, itos, iop2                , _and         );
  def(Bytecodes::_land                , ____|____|____|____, ltos, ltos, lop2                , _and         );
  def(Bytecodes::_ior                 , ____|____|____|____, itos, itos, iop2                , _or          );
  def(Bytecodes::_lor                 , ____|____|____|____, ltos, ltos, lop2                , _or          );
  def(Bytecodes::_ixor                , ____|____|____|____, itos, itos, iop2                , _xor         );
  def(Bytecodes::_lxor                , ____|____|____|____, ltos, ltos, lop2                , _xor         );
  def(Bytecodes::_iinc                , ubcp|____|clvm|____, vtos, vtos, iinc                ,  _           );
  def(Bytecodes::_i2l                 , ____|____|____|____, itos, ltos, convert             ,  _           );
  def(Bytecodes::_i2f                 , ____|____|____|____, itos, ftos, convert             ,  _           );
  def(Bytecodes::_i2d                 , ____|____|____|____, itos, dtos, convert             ,  _           );
  def(Bytecodes::_l2i                 , ____|____|____|____, ltos, itos, convert             ,  _           );
  def(Bytecodes::_l2f                 , ____|____|____|____, ltos, ftos, convert             ,  _           );
  def(Bytecodes::_l2d                 , ____|____|____|____, ltos, dtos, convert             ,  _           );
  def(Bytecodes::_f2i                 , ____|____|____|____, ftos, itos, convert             ,  _           );
  def(Bytecodes::_f2l                 , ____|____|____|____, ftos, ltos, convert             ,  _           );
  def(Bytecodes::_f2d                 , ____|____|____|____, ftos, dtos, convert             ,  _           );
  def(Bytecodes::_d2i                 , ____|____|____|____, dtos, itos, convert             ,  _           );
  def(Bytecodes::_d2l                 , ____|____|____|____, dtos, ltos, convert             ,  _           );
  def(Bytecodes::_d2f                 , ____|____|____|____, dtos, ftos, convert             ,  _           );
  def(Bytecodes::_i2b                 , ____|____|____|____, itos, itos, convert             ,  _           );
  def(Bytecodes::_i2c                 , ____|____|____|____, itos, itos, convert             ,  _           );
  def(Bytecodes::_i2s                 , ____|____|____|____, itos, itos, convert             ,  _           );
  def(Bytecodes::_lcmp                , ____|____|____|____, ltos, itos, lcmp                ,  _           );
  def(Bytecodes::_fcmpl               , ____|____|____|____, ftos, itos, float_cmp           , -1           );
  def(Bytecodes::_fcmpg               , ____|____|____|____, ftos, itos, float_cmp           ,  1           );
  def(Bytecodes::_dcmpl               , ____|____|____|____, dtos, itos, double_cmp          , -1           );
  def(Bytecodes::_dcmpg               , ____|____|____|____, dtos, itos, double_cmp          ,  1           );
  def(Bytecodes::_ifeq                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , equal        );
  def(Bytecodes::_ifne                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , not_equal    );
  def(Bytecodes::_iflt                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , less         );
  def(Bytecodes::_ifge                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , greater_equal);
  def(Bytecodes::_ifgt                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , greater      );
  def(Bytecodes::_ifle                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , less_equal   );
  def(Bytecodes::_if_icmpeq           , ubcp|____|clvm|____, itos, vtos, if_icmp             , equal        );
  def(Bytecodes::_if_icmpne           , ubcp|____|clvm|____, itos, vtos, if_icmp             , not_equal    );
  def(Bytecodes::_if_icmplt           , ubcp|____|clvm|____, itos, vtos, if_icmp             , less         );
  def(Bytecodes::_if_icmpge           , ubcp|____|clvm|____, itos, vtos, if_icmp             , greater_equal);
  def(Bytecodes::_if_icmpgt           , ubcp|____|clvm|____, itos, vtos, if_icmp             , greater      );
  def(Bytecodes::_if_icmple           , ubcp|____|clvm|____, itos, vtos, if_icmp             , less_equal   );
  def(Bytecodes::_if_acmpeq           , ubcp|____|clvm|____, atos, vtos, if_acmp             , equal        );
  def(Bytecodes::_if_acmpne           , ubcp|____|clvm|____, atos, vtos, if_acmp             , not_equal    );
  def(Bytecodes::_goto                , ubcp|disp|clvm|____, vtos, vtos, _goto               ,  _           );
  def(Bytecodes::_jsr                 , ubcp|disp|____|____, vtos, vtos, jsr                 ,  _           ); // result is not an oop, so do not transition to atos
  def(Bytecodes::_ret                 , ubcp|disp|____|____, vtos, vtos, ret                 ,  _           );
  def(Bytecodes::_tableswitch         , ubcp|disp|____|____, itos, vtos, tableswitch         ,  _           );
  def(Bytecodes::_lookupswitch        , ubcp|disp|____|____, itos, itos, lookupswitch        ,  _           );
  def(Bytecodes::_ireturn             , ____|disp|clvm|____, itos, itos, _return             , itos         );
  def(Bytecodes::_lreturn             , ____|disp|clvm|____, ltos, ltos, _return             , ltos         );
  def(Bytecodes::_freturn             , ____|disp|clvm|____, ftos, ftos, _return             , ftos         );
  def(Bytecodes::_dreturn             , ____|disp|clvm|____, dtos, dtos, _return             , dtos         );
  def(Bytecodes::_areturn             , ____|disp|clvm|____, atos, atos, _return             , atos         );
  def(Bytecodes::_return              , ____|disp|clvm|____, vtos, vtos, _return             , vtos         );
  def(Bytecodes::_getstatic           , ubcp|____|clvm|____, vtos, vtos, getstatic           , f1_byte      );
  def(Bytecodes::_putstatic           , ubcp|____|clvm|____, vtos, vtos, putstatic           , f2_byte      );
  def(Bytecodes::_getfield            , ubcp|____|clvm|____, vtos, vtos, getfield            , f1_byte      );
  def(Bytecodes::_putfield            , ubcp|____|clvm|____, vtos, vtos, putfield            , f2_byte      );
  def(Bytecodes::_invokevirtual       , ubcp|disp|clvm|____, vtos, vtos, invokevirtual       , f2_byte      );
  def(Bytecodes::_invokespecial       , ubcp|disp|clvm|____, vtos, vtos, invokespecial       , f1_byte      );
  def(Bytecodes::_invokestatic        , ubcp|disp|clvm|____, vtos, vtos, invokestatic        , f1_byte      );
  def(Bytecodes::_invokeinterface     , ubcp|disp|clvm|____, vtos, vtos, invokeinterface     , f1_byte      );
  def(Bytecodes::_invokedynamic       , ubcp|disp|clvm|____, vtos, vtos, invokedynamic       , f1_byte      );
  def(Bytecodes::_new                 , ubcp|____|clvm|____, vtos, atos, _new                ,  _           );
  def(Bytecodes::_newarray            , ubcp|____|clvm|____, itos, atos, newarray            ,  _           );
  def(Bytecodes::_anewarray           , ubcp|____|clvm|____, itos, atos, anewarray           ,  _           );
  def(Bytecodes::_arraylength         , ____|____|____|____, atos, itos, arraylength         ,  _           );
  def(Bytecodes::_athrow              , ____|disp|____|____, atos, vtos, athrow              ,  _           );
  def(Bytecodes::_checkcast           , ubcp|____|clvm|____, atos, atos, checkcast           ,  _           );
  def(Bytecodes::_instanceof          , ubcp|____|clvm|____, atos, itos, instanceof          ,  _           );
  def(Bytecodes::_monitorenter        , ____|disp|clvm|____, atos, vtos, monitorenter        ,  _           );
  def(Bytecodes::_monitorexit         , ____|____|clvm|____, atos, vtos, monitorexit         ,  _           );
  def(Bytecodes::_wide                , ubcp|disp|____|____, vtos, vtos, wide                ,  _           );
  def(Bytecodes::_multianewarray      , ubcp|____|clvm|____, vtos, atos, multianewarray      ,  _           );
  def(Bytecodes::_ifnull              , ubcp|____|clvm|____, atos, vtos, if_nullcmp          , equal        );
  def(Bytecodes::_ifnonnull           , ubcp|____|clvm|____, atos, vtos, if_nullcmp          , not_equal    );
  def(Bytecodes::_goto_w              , ubcp|____|clvm|____, vtos, vtos, goto_w              ,  _           );
  def(Bytecodes::_jsr_w               , ubcp|____|____|____, vtos, vtos, jsr_w               ,  _           );

  // wide Java spec bytecodes
  def(Bytecodes::_iload               , ubcp|____|____|iswd, vtos, itos, wide_iload          ,  _           );
  def(Bytecodes::_lload               , ubcp|____|____|iswd, vtos, ltos, wide_lload          ,  _           );
  def(Bytecodes::_fload               , ubcp|____|____|iswd, vtos, ftos, wide_fload          ,  _           );
  def(Bytecodes::_dload               , ubcp|____|____|iswd, vtos, dtos, wide_dload          ,  _           );
  def(Bytecodes::_aload               , ubcp|____|____|iswd, vtos, atos, wide_aload          ,  _           );
  def(Bytecodes::_istore              , ubcp|____|____|iswd, vtos, vtos, wide_istore         ,  _           );
  def(Bytecodes::_lstore              , ubcp|____|____|iswd, vtos, vtos, wide_lstore         ,  _           );
  def(Bytecodes::_fstore              , ubcp|____|____|iswd, vtos, vtos, wide_fstore         ,  _           );
  def(Bytecodes::_dstore              , ubcp|____|____|iswd, vtos, vtos, wide_dstore         ,  _           );
  def(Bytecodes::_astore              , ubcp|____|____|iswd, vtos, vtos, wide_astore         ,  _           );
  def(Bytecodes::_iinc                , ubcp|____|____|iswd, vtos, vtos, wide_iinc           ,  _           );
  def(Bytecodes::_ret                 , ubcp|disp|____|iswd, vtos, vtos, wide_ret            ,  _           );
  def(Bytecodes::_breakpoint          , ubcp|disp|clvm|____, vtos, vtos, _breakpoint         ,  _           );

  // JVM bytecodes
  def(Bytecodes::_fast_agetfield      , ubcp|____|____|____, atos, atos, fast_accessfield    ,  atos        );
  def(Bytecodes::_fast_bgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
  def(Bytecodes::_fast_cgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
  def(Bytecodes::_fast_dgetfield      , ubcp|____|____|____, atos, dtos, fast_accessfield    ,  dtos        );
  def(Bytecodes::_fast_fgetfield      , ubcp|____|____|____, atos, ftos, fast_accessfield    ,  ftos        );
  def(Bytecodes::_fast_igetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
  def(Bytecodes::_fast_lgetfield      , ubcp|____|____|____, atos, ltos, fast_accessfield    ,  ltos        );
  def(Bytecodes::_fast_sgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );

  def(Bytecodes::_fast_aputfield      , ubcp|____|____|____, atos, vtos, fast_storefield ,   atos        );
  def(Bytecodes::_fast_bputfield      , ubcp|____|____|____, itos, vtos, fast_storefield ,   itos        );
  def(Bytecodes::_fast_cputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );
  def(Bytecodes::_fast_dputfield      , ubcp|____|____|____, dtos, vtos, fast_storefield  ,  dtos        );
  def(Bytecodes::_fast_fputfield      , ubcp|____|____|____, ftos, vtos, fast_storefield  ,  ftos        );
  def(Bytecodes::_fast_iputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );
  def(Bytecodes::_fast_lputfield      , ubcp|____|____|____, ltos, vtos, fast_storefield  ,  ltos        );
  def(Bytecodes::_fast_sputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );

  def(Bytecodes::_fast_aload_0        , ____|____|____|____, vtos, atos, aload               ,  0           );
  def(Bytecodes::_fast_iaccess_0      , ubcp|____|____|____, vtos, itos, fast_xaccess        ,  itos        );
  def(Bytecodes::_fast_aaccess_0      , ubcp|____|____|____, vtos, atos, fast_xaccess        ,  atos        );
  def(Bytecodes::_fast_faccess_0      , ubcp|____|____|____, vtos, ftos, fast_xaccess        ,  ftos        );

  def(Bytecodes::_fast_iload          , ubcp|____|____|____, vtos, itos, fast_iload          ,  _       );
  def(Bytecodes::_fast_iload2         , ubcp|____|____|____, vtos, itos, fast_iload2         ,  _       );
  def(Bytecodes::_fast_icaload        , ubcp|____|____|____, vtos, itos, fast_icaload        ,  _       );

  def(Bytecodes::_fast_invokevfinal   , ubcp|disp|clvm|____, vtos, vtos, fast_invokevfinal   , f2_byte      );

  def(Bytecodes::_fast_linearswitch   , ubcp|disp|____|____, itos, vtos, fast_linearswitch   ,  _           );
  def(Bytecodes::_fast_binaryswitch   , ubcp|disp|____|____, itos, vtos, fast_binaryswitch   ,  _           );

  def(Bytecodes::_fast_aldc           , ubcp|____|clvm|____, vtos, atos, fast_aldc           ,  false       );
  def(Bytecodes::_fast_aldc_w         , ubcp|____|clvm|____, vtos, atos, fast_aldc           ,  true        );

  def(Bytecodes::_return_register_finalizer , ____|disp|clvm|____, vtos, vtos, _return       ,  vtos        );

  def(Bytecodes::_invokehandle        , ubcp|disp|clvm|____, vtos, vtos, invokehandle        , f1_byte      );

  def(Bytecodes::_shouldnotreachhere   , ____|____|____|____, vtos, vtos, shouldnotreachhere ,  _           );
  // platform specific bytecodes
  pd_initialize();

  _is_initialized = true;
}

#if defined(TEMPLATE_TABLE_BUG)
  #undef iload
  #undef lload
  #undef fload
  #undef dload
  #undef aload
  #undef istore
  #undef lstore
  #undef fstore
  #undef dstore
  #undef astore
#endif // TEMPLATE_TABLE_BUG


void templateTable_init() {
  TemplateTable::initialize();
}


void TemplateTable::unimplemented_bc() {
  _masm->unimplemented( Bytecodes::name(_desc->bytecode()));
}
#endif /* !CC_INTERP */

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