/*

 * 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;

}