src/share/vm/interpreter/templateTable.cpp

Wed, 27 Apr 2016 01:25:04 +0800

author
aoqi
date
Wed, 27 Apr 2016 01:25:04 +0800
changeset 0
f90c822e73f8
child 6876
710a3c8b516e
permissions
-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17

     1 /*
     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     8  *
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    12  * version 2 for more details (a copy is included in the LICENSE file that
    13  * accompanied this code).
    14  *
    15  * You should have received a copy of the GNU General Public License version
    16  * 2 along with this work; if not, write to the Free Software Foundation,
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
    18  *
    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
    20  * or visit www.oracle.com if you need additional information or have any
    21  * questions.
    22  *
    23  */
    25 #include "precompiled.hpp"
    26 #include "gc_interface/collectedHeap.hpp"
    27 #include "interpreter/templateTable.hpp"
    28 #include "runtime/timer.hpp"
    31 #ifdef CC_INTERP
    33 void templateTable_init() {
    34 }
    36 #else
    38 //----------------------------------------------------------------------------------------------------
    39 // Implementation of Template
    42 void Template::initialize(int flags, TosState tos_in, TosState tos_out, generator gen, int arg) {
    43   _flags   = flags;
    44   _tos_in  = tos_in;
    45   _tos_out = tos_out;
    46   _gen     = gen;
    47   _arg     = arg;
    48 }
    51 Bytecodes::Code Template::bytecode() const {
    52   int i = this - TemplateTable::_template_table;
    53   if (i < 0 || i >= Bytecodes::number_of_codes) i = this - TemplateTable::_template_table_wide;
    54   return Bytecodes::cast(i);
    55 }
    58 void Template::generate(InterpreterMacroAssembler* masm) {
    59   // parameter passing
    60   TemplateTable::_desc = this;
    61   TemplateTable::_masm = masm;
    62   // code generation
    63   _gen(_arg);
    64   masm->flush();
    65 }
    68 //----------------------------------------------------------------------------------------------------
    69 // Implementation of TemplateTable: Platform-independent helper routines
    71 void TemplateTable::call_VM(Register oop_result, address entry_point) {
    72   assert(_desc->calls_vm(), "inconsistent calls_vm information");
    73   _masm->call_VM(oop_result, entry_point);
    74 }
    77 void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1) {
    78   assert(_desc->calls_vm(), "inconsistent calls_vm information");
    79   _masm->call_VM(oop_result, entry_point, arg_1);
    80 }
    83 void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2) {
    84   assert(_desc->calls_vm(), "inconsistent calls_vm information");
    85   _masm->call_VM(oop_result, entry_point, arg_1, arg_2);
    86 }
    89 void TemplateTable::call_VM(Register oop_result, address entry_point, Register arg_1, Register arg_2, Register arg_3) {
    90   assert(_desc->calls_vm(), "inconsistent calls_vm information");
    91   _masm->call_VM(oop_result, entry_point, arg_1, arg_2, arg_3);
    92 }
    95 void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point) {
    96   assert(_desc->calls_vm(), "inconsistent calls_vm information");
    97   _masm->call_VM(oop_result, last_java_sp, entry_point);
    98 }
   101 void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1) {
   102   assert(_desc->calls_vm(), "inconsistent calls_vm information");
   103   _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1);
   104 }
   107 void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2) {
   108   assert(_desc->calls_vm(), "inconsistent calls_vm information");
   109   _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1, arg_2);
   110 }
   113 void TemplateTable::call_VM(Register oop_result, Register last_java_sp, address entry_point, Register arg_1, Register arg_2, Register arg_3) {
   114   assert(_desc->calls_vm(), "inconsistent calls_vm information");
   115   _masm->call_VM(oop_result, last_java_sp, entry_point, arg_1, arg_2, arg_3);
   116 }
   119 //----------------------------------------------------------------------------------------------------
   120 // Implementation of TemplateTable: Platform-independent bytecodes
   122 void TemplateTable::float_cmp(int unordered_result) {
   123   transition(ftos, itos);
   124   float_cmp(true, unordered_result);
   125 }
   128 void TemplateTable::double_cmp(int unordered_result) {
   129   transition(dtos, itos);
   130   float_cmp(false, unordered_result);
   131 }
   134 void TemplateTable::_goto() {
   135   transition(vtos, vtos);
   136   branch(false, false);
   137 }
   140 void TemplateTable::goto_w() {
   141   transition(vtos, vtos);
   142   branch(false, true);
   143 }
   146 void TemplateTable::jsr_w() {
   147   transition(vtos, vtos);       // result is not an oop, so do not transition to atos
   148   branch(true, true);
   149 }
   152 void TemplateTable::jsr() {
   153   transition(vtos, vtos);       // result is not an oop, so do not transition to atos
   154   branch(true, false);
   155 }
   159 //----------------------------------------------------------------------------------------------------
   160 // Implementation of TemplateTable: Debugging
   162 void TemplateTable::transition(TosState tos_in, TosState tos_out) {
   163   assert(_desc->tos_in()  == tos_in , "inconsistent tos_in  information");
   164   assert(_desc->tos_out() == tos_out, "inconsistent tos_out information");
   165 }
   168 //----------------------------------------------------------------------------------------------------
   169 // Implementation of TemplateTable: Initialization
   171 bool                       TemplateTable::_is_initialized = false;
   172 Template                   TemplateTable::_template_table     [Bytecodes::number_of_codes];
   173 Template                   TemplateTable::_template_table_wide[Bytecodes::number_of_codes];
   175 Template*                  TemplateTable::_desc;
   176 InterpreterMacroAssembler* TemplateTable::_masm;
   177 BarrierSet*                TemplateTable::_bs;
   180 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(), char filler) {
   181   assert(filler == ' ', "just checkin'");
   182   def(code, flags, in, out, (Template::generator)gen, 0);
   183 }
   186 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(int arg), int arg) {
   187   // should factor out these constants
   188   const int ubcp = 1 << Template::uses_bcp_bit;
   189   const int disp = 1 << Template::does_dispatch_bit;
   190   const int clvm = 1 << Template::calls_vm_bit;
   191   const int iswd = 1 << Template::wide_bit;
   192   // determine which table to use
   193   bool is_wide = (flags & iswd) != 0;
   194   // make sure that wide instructions have a vtos entry point
   195   // (since they are executed extremely rarely, it doesn't pay out to have an
   196   // extra set of 5 dispatch tables for the wide instructions - for simplicity
   197   // they all go with one table)
   198   assert(in == vtos || !is_wide, "wide instructions have vtos entry point only");
   199   Template* t = is_wide ? template_for_wide(code) : template_for(code);
   200   // setup entry
   201   t->initialize(flags, in, out, gen, arg);
   202   assert(t->bytecode() == code, "just checkin'");
   203 }
   206 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(Operation op), Operation op) {
   207   def(code, flags, in, out, (Template::generator)gen, (int)op);
   208 }
   211 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(bool arg    ), bool arg) {
   212   def(code, flags, in, out, (Template::generator)gen, (int)arg);
   213 }
   216 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(TosState tos), TosState tos) {
   217   def(code, flags, in, out, (Template::generator)gen, (int)tos);
   218 }
   221 void TemplateTable::def(Bytecodes::Code code, int flags, TosState in, TosState out, void (*gen)(Condition cc), Condition cc) {
   222   def(code, flags, in, out, (Template::generator)gen, (int)cc);
   223 }
   225 #if defined(TEMPLATE_TABLE_BUG)
   226 //
   227 // It appears that gcc (version 2.91) generates bad code for the template
   228 // table init if this macro is not defined.  My symptom was an assertion
   229 // assert(Universe::heap()->is_in(obj), "sanity check") in handles.cpp line 24.
   230 // when called from interpreterRuntime.resolve_invoke().
   231 //
   232   #define iload  TemplateTable::iload
   233   #define lload  TemplateTable::lload
   234   #define fload  TemplateTable::fload
   235   #define dload  TemplateTable::dload
   236   #define aload  TemplateTable::aload
   237   #define istore TemplateTable::istore
   238   #define lstore TemplateTable::lstore
   239   #define fstore TemplateTable::fstore
   240   #define dstore TemplateTable::dstore
   241   #define astore TemplateTable::astore
   242 #endif // TEMPLATE_TABLE_BUG
   244 void TemplateTable::initialize() {
   245   if (_is_initialized) return;
   247   // Initialize table
   248   TraceTime timer("TemplateTable initialization", TraceStartupTime);
   250   _bs = Universe::heap()->barrier_set();
   252   // For better readability
   253   const char _    = ' ';
   254   const int  ____ = 0;
   255   const int  ubcp = 1 << Template::uses_bcp_bit;
   256   const int  disp = 1 << Template::does_dispatch_bit;
   257   const int  clvm = 1 << Template::calls_vm_bit;
   258   const int  iswd = 1 << Template::wide_bit;
   259   //                                    interpr. templates
   260   // Java spec bytecodes                ubcp|disp|clvm|iswd  in    out   generator             argument
   261   def(Bytecodes::_nop                 , ____|____|____|____, vtos, vtos, nop                 ,  _           );
   262   def(Bytecodes::_aconst_null         , ____|____|____|____, vtos, atos, aconst_null         ,  _           );
   263   def(Bytecodes::_iconst_m1           , ____|____|____|____, vtos, itos, iconst              , -1           );
   264   def(Bytecodes::_iconst_0            , ____|____|____|____, vtos, itos, iconst              ,  0           );
   265   def(Bytecodes::_iconst_1            , ____|____|____|____, vtos, itos, iconst              ,  1           );
   266   def(Bytecodes::_iconst_2            , ____|____|____|____, vtos, itos, iconst              ,  2           );
   267   def(Bytecodes::_iconst_3            , ____|____|____|____, vtos, itos, iconst              ,  3           );
   268   def(Bytecodes::_iconst_4            , ____|____|____|____, vtos, itos, iconst              ,  4           );
   269   def(Bytecodes::_iconst_5            , ____|____|____|____, vtos, itos, iconst              ,  5           );
   270   def(Bytecodes::_lconst_0            , ____|____|____|____, vtos, ltos, lconst              ,  0           );
   271   def(Bytecodes::_lconst_1            , ____|____|____|____, vtos, ltos, lconst              ,  1           );
   272   def(Bytecodes::_fconst_0            , ____|____|____|____, vtos, ftos, fconst              ,  0           );
   273   def(Bytecodes::_fconst_1            , ____|____|____|____, vtos, ftos, fconst              ,  1           );
   274   def(Bytecodes::_fconst_2            , ____|____|____|____, vtos, ftos, fconst              ,  2           );
   275   def(Bytecodes::_dconst_0            , ____|____|____|____, vtos, dtos, dconst              ,  0           );
   276   def(Bytecodes::_dconst_1            , ____|____|____|____, vtos, dtos, dconst              ,  1           );
   277   def(Bytecodes::_bipush              , ubcp|____|____|____, vtos, itos, bipush              ,  _           );
   278   def(Bytecodes::_sipush              , ubcp|____|____|____, vtos, itos, sipush              ,  _           );
   279   def(Bytecodes::_ldc                 , ubcp|____|clvm|____, vtos, vtos, ldc                 ,  false       );
   280   def(Bytecodes::_ldc_w               , ubcp|____|clvm|____, vtos, vtos, ldc                 ,  true        );
   281   def(Bytecodes::_ldc2_w              , ubcp|____|____|____, vtos, vtos, ldc2_w              ,  _           );
   282   def(Bytecodes::_iload               , ubcp|____|clvm|____, vtos, itos, iload               ,  _           );
   283   def(Bytecodes::_lload               , ubcp|____|____|____, vtos, ltos, lload               ,  _           );
   284   def(Bytecodes::_fload               , ubcp|____|____|____, vtos, ftos, fload               ,  _           );
   285   def(Bytecodes::_dload               , ubcp|____|____|____, vtos, dtos, dload               ,  _           );
   286   def(Bytecodes::_aload               , ubcp|____|clvm|____, vtos, atos, aload               ,  _           );
   287   def(Bytecodes::_iload_0             , ____|____|____|____, vtos, itos, iload               ,  0           );
   288   def(Bytecodes::_iload_1             , ____|____|____|____, vtos, itos, iload               ,  1           );
   289   def(Bytecodes::_iload_2             , ____|____|____|____, vtos, itos, iload               ,  2           );
   290   def(Bytecodes::_iload_3             , ____|____|____|____, vtos, itos, iload               ,  3           );
   291   def(Bytecodes::_lload_0             , ____|____|____|____, vtos, ltos, lload               ,  0           );
   292   def(Bytecodes::_lload_1             , ____|____|____|____, vtos, ltos, lload               ,  1           );
   293   def(Bytecodes::_lload_2             , ____|____|____|____, vtos, ltos, lload               ,  2           );
   294   def(Bytecodes::_lload_3             , ____|____|____|____, vtos, ltos, lload               ,  3           );
   295   def(Bytecodes::_fload_0             , ____|____|____|____, vtos, ftos, fload               ,  0           );
   296   def(Bytecodes::_fload_1             , ____|____|____|____, vtos, ftos, fload               ,  1           );
   297   def(Bytecodes::_fload_2             , ____|____|____|____, vtos, ftos, fload               ,  2           );
   298   def(Bytecodes::_fload_3             , ____|____|____|____, vtos, ftos, fload               ,  3           );
   299   def(Bytecodes::_dload_0             , ____|____|____|____, vtos, dtos, dload               ,  0           );
   300   def(Bytecodes::_dload_1             , ____|____|____|____, vtos, dtos, dload               ,  1           );
   301   def(Bytecodes::_dload_2             , ____|____|____|____, vtos, dtos, dload               ,  2           );
   302   def(Bytecodes::_dload_3             , ____|____|____|____, vtos, dtos, dload               ,  3           );
   303   def(Bytecodes::_aload_0             , ubcp|____|clvm|____, vtos, atos, aload_0             ,  _           );
   304   def(Bytecodes::_aload_1             , ____|____|____|____, vtos, atos, aload               ,  1           );
   305   def(Bytecodes::_aload_2             , ____|____|____|____, vtos, atos, aload               ,  2           );
   306   def(Bytecodes::_aload_3             , ____|____|____|____, vtos, atos, aload               ,  3           );
   307   def(Bytecodes::_iaload              , ____|____|____|____, itos, itos, iaload              ,  _           );
   308   def(Bytecodes::_laload              , ____|____|____|____, itos, ltos, laload              ,  _           );
   309   def(Bytecodes::_faload              , ____|____|____|____, itos, ftos, faload              ,  _           );
   310   def(Bytecodes::_daload              , ____|____|____|____, itos, dtos, daload              ,  _           );
   311   def(Bytecodes::_aaload              , ____|____|____|____, itos, atos, aaload              ,  _           );
   312   def(Bytecodes::_baload              , ____|____|____|____, itos, itos, baload              ,  _           );
   313   def(Bytecodes::_caload              , ____|____|____|____, itos, itos, caload              ,  _           );
   314   def(Bytecodes::_saload              , ____|____|____|____, itos, itos, saload              ,  _           );
   315   def(Bytecodes::_istore              , ubcp|____|clvm|____, itos, vtos, istore              ,  _           );
   316   def(Bytecodes::_lstore              , ubcp|____|____|____, ltos, vtos, lstore              ,  _           );
   317   def(Bytecodes::_fstore              , ubcp|____|____|____, ftos, vtos, fstore              ,  _           );
   318   def(Bytecodes::_dstore              , ubcp|____|____|____, dtos, vtos, dstore              ,  _           );
   319   def(Bytecodes::_astore              , ubcp|____|clvm|____, vtos, vtos, astore              ,  _           );
   320   def(Bytecodes::_istore_0            , ____|____|____|____, itos, vtos, istore              ,  0           );
   321   def(Bytecodes::_istore_1            , ____|____|____|____, itos, vtos, istore              ,  1           );
   322   def(Bytecodes::_istore_2            , ____|____|____|____, itos, vtos, istore              ,  2           );
   323   def(Bytecodes::_istore_3            , ____|____|____|____, itos, vtos, istore              ,  3           );
   324   def(Bytecodes::_lstore_0            , ____|____|____|____, ltos, vtos, lstore              ,  0           );
   325   def(Bytecodes::_lstore_1            , ____|____|____|____, ltos, vtos, lstore              ,  1           );
   326   def(Bytecodes::_lstore_2            , ____|____|____|____, ltos, vtos, lstore              ,  2           );
   327   def(Bytecodes::_lstore_3            , ____|____|____|____, ltos, vtos, lstore              ,  3           );
   328   def(Bytecodes::_fstore_0            , ____|____|____|____, ftos, vtos, fstore              ,  0           );
   329   def(Bytecodes::_fstore_1            , ____|____|____|____, ftos, vtos, fstore              ,  1           );
   330   def(Bytecodes::_fstore_2            , ____|____|____|____, ftos, vtos, fstore              ,  2           );
   331   def(Bytecodes::_fstore_3            , ____|____|____|____, ftos, vtos, fstore              ,  3           );
   332   def(Bytecodes::_dstore_0            , ____|____|____|____, dtos, vtos, dstore              ,  0           );
   333   def(Bytecodes::_dstore_1            , ____|____|____|____, dtos, vtos, dstore              ,  1           );
   334   def(Bytecodes::_dstore_2            , ____|____|____|____, dtos, vtos, dstore              ,  2           );
   335   def(Bytecodes::_dstore_3            , ____|____|____|____, dtos, vtos, dstore              ,  3           );
   336   def(Bytecodes::_astore_0            , ____|____|____|____, vtos, vtos, astore              ,  0           );
   337   def(Bytecodes::_astore_1            , ____|____|____|____, vtos, vtos, astore              ,  1           );
   338   def(Bytecodes::_astore_2            , ____|____|____|____, vtos, vtos, astore              ,  2           );
   339   def(Bytecodes::_astore_3            , ____|____|____|____, vtos, vtos, astore              ,  3           );
   340   def(Bytecodes::_iastore             , ____|____|____|____, itos, vtos, iastore             ,  _           );
   341   def(Bytecodes::_lastore             , ____|____|____|____, ltos, vtos, lastore             ,  _           );
   342   def(Bytecodes::_fastore             , ____|____|____|____, ftos, vtos, fastore             ,  _           );
   343   def(Bytecodes::_dastore             , ____|____|____|____, dtos, vtos, dastore             ,  _           );
   344   def(Bytecodes::_aastore             , ____|____|clvm|____, vtos, vtos, aastore             ,  _           );
   345   def(Bytecodes::_bastore             , ____|____|____|____, itos, vtos, bastore             ,  _           );
   346   def(Bytecodes::_castore             , ____|____|____|____, itos, vtos, castore             ,  _           );
   347   def(Bytecodes::_sastore             , ____|____|____|____, itos, vtos, sastore             ,  _           );
   348   def(Bytecodes::_pop                 , ____|____|____|____, vtos, vtos, pop                 ,  _           );
   349   def(Bytecodes::_pop2                , ____|____|____|____, vtos, vtos, pop2                ,  _           );
   350   def(Bytecodes::_dup                 , ____|____|____|____, vtos, vtos, dup                 ,  _           );
   351   def(Bytecodes::_dup_x1              , ____|____|____|____, vtos, vtos, dup_x1              ,  _           );
   352   def(Bytecodes::_dup_x2              , ____|____|____|____, vtos, vtos, dup_x2              ,  _           );
   353   def(Bytecodes::_dup2                , ____|____|____|____, vtos, vtos, dup2                ,  _           );
   354   def(Bytecodes::_dup2_x1             , ____|____|____|____, vtos, vtos, dup2_x1             ,  _           );
   355   def(Bytecodes::_dup2_x2             , ____|____|____|____, vtos, vtos, dup2_x2             ,  _           );
   356   def(Bytecodes::_swap                , ____|____|____|____, vtos, vtos, swap                ,  _           );
   357   def(Bytecodes::_iadd                , ____|____|____|____, itos, itos, iop2                , add          );
   358   def(Bytecodes::_ladd                , ____|____|____|____, ltos, ltos, lop2                , add          );
   359   def(Bytecodes::_fadd                , ____|____|____|____, ftos, ftos, fop2                , add          );
   360   def(Bytecodes::_dadd                , ____|____|____|____, dtos, dtos, dop2                , add          );
   361   def(Bytecodes::_isub                , ____|____|____|____, itos, itos, iop2                , sub          );
   362   def(Bytecodes::_lsub                , ____|____|____|____, ltos, ltos, lop2                , sub          );
   363   def(Bytecodes::_fsub                , ____|____|____|____, ftos, ftos, fop2                , sub          );
   364   def(Bytecodes::_dsub                , ____|____|____|____, dtos, dtos, dop2                , sub          );
   365   def(Bytecodes::_imul                , ____|____|____|____, itos, itos, iop2                , mul          );
   366   def(Bytecodes::_lmul                , ____|____|____|____, ltos, ltos, lmul                ,  _           );
   367   def(Bytecodes::_fmul                , ____|____|____|____, ftos, ftos, fop2                , mul          );
   368   def(Bytecodes::_dmul                , ____|____|____|____, dtos, dtos, dop2                , mul          );
   369   def(Bytecodes::_idiv                , ____|____|____|____, itos, itos, idiv                ,  _           );
   370   def(Bytecodes::_ldiv                , ____|____|____|____, ltos, ltos, ldiv                ,  _           );
   371   def(Bytecodes::_fdiv                , ____|____|____|____, ftos, ftos, fop2                , div          );
   372   def(Bytecodes::_ddiv                , ____|____|____|____, dtos, dtos, dop2                , div          );
   373   def(Bytecodes::_irem                , ____|____|____|____, itos, itos, irem                ,  _           );
   374   def(Bytecodes::_lrem                , ____|____|____|____, ltos, ltos, lrem                ,  _           );
   375   def(Bytecodes::_frem                , ____|____|____|____, ftos, ftos, fop2                , rem          );
   376   def(Bytecodes::_drem                , ____|____|____|____, dtos, dtos, dop2                , rem          );
   377   def(Bytecodes::_ineg                , ____|____|____|____, itos, itos, ineg                ,  _           );
   378   def(Bytecodes::_lneg                , ____|____|____|____, ltos, ltos, lneg                ,  _           );
   379   def(Bytecodes::_fneg                , ____|____|____|____, ftos, ftos, fneg                ,  _           );
   380   def(Bytecodes::_dneg                , ____|____|____|____, dtos, dtos, dneg                ,  _           );
   381   def(Bytecodes::_ishl                , ____|____|____|____, itos, itos, iop2                , shl          );
   382   def(Bytecodes::_lshl                , ____|____|____|____, itos, ltos, lshl                ,  _           );
   383   def(Bytecodes::_ishr                , ____|____|____|____, itos, itos, iop2                , shr          );
   384   def(Bytecodes::_lshr                , ____|____|____|____, itos, ltos, lshr                ,  _           );
   385   def(Bytecodes::_iushr               , ____|____|____|____, itos, itos, iop2                , ushr         );
   386   def(Bytecodes::_lushr               , ____|____|____|____, itos, ltos, lushr               ,  _           );
   387   def(Bytecodes::_iand                , ____|____|____|____, itos, itos, iop2                , _and         );
   388   def(Bytecodes::_land                , ____|____|____|____, ltos, ltos, lop2                , _and         );
   389   def(Bytecodes::_ior                 , ____|____|____|____, itos, itos, iop2                , _or          );
   390   def(Bytecodes::_lor                 , ____|____|____|____, ltos, ltos, lop2                , _or          );
   391   def(Bytecodes::_ixor                , ____|____|____|____, itos, itos, iop2                , _xor         );
   392   def(Bytecodes::_lxor                , ____|____|____|____, ltos, ltos, lop2                , _xor         );
   393   def(Bytecodes::_iinc                , ubcp|____|clvm|____, vtos, vtos, iinc                ,  _           );
   394   def(Bytecodes::_i2l                 , ____|____|____|____, itos, ltos, convert             ,  _           );
   395   def(Bytecodes::_i2f                 , ____|____|____|____, itos, ftos, convert             ,  _           );
   396   def(Bytecodes::_i2d                 , ____|____|____|____, itos, dtos, convert             ,  _           );
   397   def(Bytecodes::_l2i                 , ____|____|____|____, ltos, itos, convert             ,  _           );
   398   def(Bytecodes::_l2f                 , ____|____|____|____, ltos, ftos, convert             ,  _           );
   399   def(Bytecodes::_l2d                 , ____|____|____|____, ltos, dtos, convert             ,  _           );
   400   def(Bytecodes::_f2i                 , ____|____|____|____, ftos, itos, convert             ,  _           );
   401   def(Bytecodes::_f2l                 , ____|____|____|____, ftos, ltos, convert             ,  _           );
   402   def(Bytecodes::_f2d                 , ____|____|____|____, ftos, dtos, convert             ,  _           );
   403   def(Bytecodes::_d2i                 , ____|____|____|____, dtos, itos, convert             ,  _           );
   404   def(Bytecodes::_d2l                 , ____|____|____|____, dtos, ltos, convert             ,  _           );
   405   def(Bytecodes::_d2f                 , ____|____|____|____, dtos, ftos, convert             ,  _           );
   406   def(Bytecodes::_i2b                 , ____|____|____|____, itos, itos, convert             ,  _           );
   407   def(Bytecodes::_i2c                 , ____|____|____|____, itos, itos, convert             ,  _           );
   408   def(Bytecodes::_i2s                 , ____|____|____|____, itos, itos, convert             ,  _           );
   409   def(Bytecodes::_lcmp                , ____|____|____|____, ltos, itos, lcmp                ,  _           );
   410   def(Bytecodes::_fcmpl               , ____|____|____|____, ftos, itos, float_cmp           , -1           );
   411   def(Bytecodes::_fcmpg               , ____|____|____|____, ftos, itos, float_cmp           ,  1           );
   412   def(Bytecodes::_dcmpl               , ____|____|____|____, dtos, itos, double_cmp          , -1           );
   413   def(Bytecodes::_dcmpg               , ____|____|____|____, dtos, itos, double_cmp          ,  1           );
   414   def(Bytecodes::_ifeq                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , equal        );
   415   def(Bytecodes::_ifne                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , not_equal    );
   416   def(Bytecodes::_iflt                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , less         );
   417   def(Bytecodes::_ifge                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , greater_equal);
   418   def(Bytecodes::_ifgt                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , greater      );
   419   def(Bytecodes::_ifle                , ubcp|____|clvm|____, itos, vtos, if_0cmp             , less_equal   );
   420   def(Bytecodes::_if_icmpeq           , ubcp|____|clvm|____, itos, vtos, if_icmp             , equal        );
   421   def(Bytecodes::_if_icmpne           , ubcp|____|clvm|____, itos, vtos, if_icmp             , not_equal    );
   422   def(Bytecodes::_if_icmplt           , ubcp|____|clvm|____, itos, vtos, if_icmp             , less         );
   423   def(Bytecodes::_if_icmpge           , ubcp|____|clvm|____, itos, vtos, if_icmp             , greater_equal);
   424   def(Bytecodes::_if_icmpgt           , ubcp|____|clvm|____, itos, vtos, if_icmp             , greater      );
   425   def(Bytecodes::_if_icmple           , ubcp|____|clvm|____, itos, vtos, if_icmp             , less_equal   );
   426   def(Bytecodes::_if_acmpeq           , ubcp|____|clvm|____, atos, vtos, if_acmp             , equal        );
   427   def(Bytecodes::_if_acmpne           , ubcp|____|clvm|____, atos, vtos, if_acmp             , not_equal    );
   428   def(Bytecodes::_goto                , ubcp|disp|clvm|____, vtos, vtos, _goto               ,  _           );
   429   def(Bytecodes::_jsr                 , ubcp|disp|____|____, vtos, vtos, jsr                 ,  _           ); // result is not an oop, so do not transition to atos
   430   def(Bytecodes::_ret                 , ubcp|disp|____|____, vtos, vtos, ret                 ,  _           );
   431   def(Bytecodes::_tableswitch         , ubcp|disp|____|____, itos, vtos, tableswitch         ,  _           );
   432   def(Bytecodes::_lookupswitch        , ubcp|disp|____|____, itos, itos, lookupswitch        ,  _           );
   433   def(Bytecodes::_ireturn             , ____|disp|clvm|____, itos, itos, _return             , itos         );
   434   def(Bytecodes::_lreturn             , ____|disp|clvm|____, ltos, ltos, _return             , ltos         );
   435   def(Bytecodes::_freturn             , ____|disp|clvm|____, ftos, ftos, _return             , ftos         );
   436   def(Bytecodes::_dreturn             , ____|disp|clvm|____, dtos, dtos, _return             , dtos         );
   437   def(Bytecodes::_areturn             , ____|disp|clvm|____, atos, atos, _return             , atos         );
   438   def(Bytecodes::_return              , ____|disp|clvm|____, vtos, vtos, _return             , vtos         );
   439   def(Bytecodes::_getstatic           , ubcp|____|clvm|____, vtos, vtos, getstatic           , f1_byte      );
   440   def(Bytecodes::_putstatic           , ubcp|____|clvm|____, vtos, vtos, putstatic           , f2_byte      );
   441   def(Bytecodes::_getfield            , ubcp|____|clvm|____, vtos, vtos, getfield            , f1_byte      );
   442   def(Bytecodes::_putfield            , ubcp|____|clvm|____, vtos, vtos, putfield            , f2_byte      );
   443   def(Bytecodes::_invokevirtual       , ubcp|disp|clvm|____, vtos, vtos, invokevirtual       , f2_byte      );
   444   def(Bytecodes::_invokespecial       , ubcp|disp|clvm|____, vtos, vtos, invokespecial       , f1_byte      );
   445   def(Bytecodes::_invokestatic        , ubcp|disp|clvm|____, vtos, vtos, invokestatic        , f1_byte      );
   446   def(Bytecodes::_invokeinterface     , ubcp|disp|clvm|____, vtos, vtos, invokeinterface     , f1_byte      );
   447   def(Bytecodes::_invokedynamic       , ubcp|disp|clvm|____, vtos, vtos, invokedynamic       , f1_byte      );
   448   def(Bytecodes::_new                 , ubcp|____|clvm|____, vtos, atos, _new                ,  _           );
   449   def(Bytecodes::_newarray            , ubcp|____|clvm|____, itos, atos, newarray            ,  _           );
   450   def(Bytecodes::_anewarray           , ubcp|____|clvm|____, itos, atos, anewarray           ,  _           );
   451   def(Bytecodes::_arraylength         , ____|____|____|____, atos, itos, arraylength         ,  _           );
   452   def(Bytecodes::_athrow              , ____|disp|____|____, atos, vtos, athrow              ,  _           );
   453   def(Bytecodes::_checkcast           , ubcp|____|clvm|____, atos, atos, checkcast           ,  _           );
   454   def(Bytecodes::_instanceof          , ubcp|____|clvm|____, atos, itos, instanceof          ,  _           );
   455   def(Bytecodes::_monitorenter        , ____|disp|clvm|____, atos, vtos, monitorenter        ,  _           );
   456   def(Bytecodes::_monitorexit         , ____|____|clvm|____, atos, vtos, monitorexit         ,  _           );
   457   def(Bytecodes::_wide                , ubcp|disp|____|____, vtos, vtos, wide                ,  _           );
   458   def(Bytecodes::_multianewarray      , ubcp|____|clvm|____, vtos, atos, multianewarray      ,  _           );
   459   def(Bytecodes::_ifnull              , ubcp|____|clvm|____, atos, vtos, if_nullcmp          , equal        );
   460   def(Bytecodes::_ifnonnull           , ubcp|____|clvm|____, atos, vtos, if_nullcmp          , not_equal    );
   461   def(Bytecodes::_goto_w              , ubcp|____|clvm|____, vtos, vtos, goto_w              ,  _           );
   462   def(Bytecodes::_jsr_w               , ubcp|____|____|____, vtos, vtos, jsr_w               ,  _           );
   464   // wide Java spec bytecodes
   465   def(Bytecodes::_iload               , ubcp|____|____|iswd, vtos, itos, wide_iload          ,  _           );
   466   def(Bytecodes::_lload               , ubcp|____|____|iswd, vtos, ltos, wide_lload          ,  _           );
   467   def(Bytecodes::_fload               , ubcp|____|____|iswd, vtos, ftos, wide_fload          ,  _           );
   468   def(Bytecodes::_dload               , ubcp|____|____|iswd, vtos, dtos, wide_dload          ,  _           );
   469   def(Bytecodes::_aload               , ubcp|____|____|iswd, vtos, atos, wide_aload          ,  _           );
   470   def(Bytecodes::_istore              , ubcp|____|____|iswd, vtos, vtos, wide_istore         ,  _           );
   471   def(Bytecodes::_lstore              , ubcp|____|____|iswd, vtos, vtos, wide_lstore         ,  _           );
   472   def(Bytecodes::_fstore              , ubcp|____|____|iswd, vtos, vtos, wide_fstore         ,  _           );
   473   def(Bytecodes::_dstore              , ubcp|____|____|iswd, vtos, vtos, wide_dstore         ,  _           );
   474   def(Bytecodes::_astore              , ubcp|____|____|iswd, vtos, vtos, wide_astore         ,  _           );
   475   def(Bytecodes::_iinc                , ubcp|____|____|iswd, vtos, vtos, wide_iinc           ,  _           );
   476   def(Bytecodes::_ret                 , ubcp|disp|____|iswd, vtos, vtos, wide_ret            ,  _           );
   477   def(Bytecodes::_breakpoint          , ubcp|disp|clvm|____, vtos, vtos, _breakpoint         ,  _           );
   479   // JVM bytecodes
   480   def(Bytecodes::_fast_agetfield      , ubcp|____|____|____, atos, atos, fast_accessfield    ,  atos        );
   481   def(Bytecodes::_fast_bgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
   482   def(Bytecodes::_fast_cgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
   483   def(Bytecodes::_fast_dgetfield      , ubcp|____|____|____, atos, dtos, fast_accessfield    ,  dtos        );
   484   def(Bytecodes::_fast_fgetfield      , ubcp|____|____|____, atos, ftos, fast_accessfield    ,  ftos        );
   485   def(Bytecodes::_fast_igetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
   486   def(Bytecodes::_fast_lgetfield      , ubcp|____|____|____, atos, ltos, fast_accessfield    ,  ltos        );
   487   def(Bytecodes::_fast_sgetfield      , ubcp|____|____|____, atos, itos, fast_accessfield    ,  itos        );
   489   def(Bytecodes::_fast_aputfield      , ubcp|____|____|____, atos, vtos, fast_storefield ,   atos        );
   490   def(Bytecodes::_fast_bputfield      , ubcp|____|____|____, itos, vtos, fast_storefield ,   itos        );
   491   def(Bytecodes::_fast_cputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );
   492   def(Bytecodes::_fast_dputfield      , ubcp|____|____|____, dtos, vtos, fast_storefield  ,  dtos        );
   493   def(Bytecodes::_fast_fputfield      , ubcp|____|____|____, ftos, vtos, fast_storefield  ,  ftos        );
   494   def(Bytecodes::_fast_iputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );
   495   def(Bytecodes::_fast_lputfield      , ubcp|____|____|____, ltos, vtos, fast_storefield  ,  ltos        );
   496   def(Bytecodes::_fast_sputfield      , ubcp|____|____|____, itos, vtos, fast_storefield  ,  itos        );
   498   def(Bytecodes::_fast_aload_0        , ____|____|____|____, vtos, atos, aload               ,  0           );
   499   def(Bytecodes::_fast_iaccess_0      , ubcp|____|____|____, vtos, itos, fast_xaccess        ,  itos        );
   500   def(Bytecodes::_fast_aaccess_0      , ubcp|____|____|____, vtos, atos, fast_xaccess        ,  atos        );
   501   def(Bytecodes::_fast_faccess_0      , ubcp|____|____|____, vtos, ftos, fast_xaccess        ,  ftos        );
   503   def(Bytecodes::_fast_iload          , ubcp|____|____|____, vtos, itos, fast_iload          ,  _       );
   504   def(Bytecodes::_fast_iload2         , ubcp|____|____|____, vtos, itos, fast_iload2         ,  _       );
   505   def(Bytecodes::_fast_icaload        , ubcp|____|____|____, vtos, itos, fast_icaload        ,  _       );
   507   def(Bytecodes::_fast_invokevfinal   , ubcp|disp|clvm|____, vtos, vtos, fast_invokevfinal   , f2_byte      );
   509   def(Bytecodes::_fast_linearswitch   , ubcp|disp|____|____, itos, vtos, fast_linearswitch   ,  _           );
   510   def(Bytecodes::_fast_binaryswitch   , ubcp|disp|____|____, itos, vtos, fast_binaryswitch   ,  _           );
   512   def(Bytecodes::_fast_aldc           , ubcp|____|clvm|____, vtos, atos, fast_aldc           ,  false       );
   513   def(Bytecodes::_fast_aldc_w         , ubcp|____|clvm|____, vtos, atos, fast_aldc           ,  true        );
   515   def(Bytecodes::_return_register_finalizer , ____|disp|clvm|____, vtos, vtos, _return       ,  vtos        );
   517   def(Bytecodes::_invokehandle        , ubcp|disp|clvm|____, vtos, vtos, invokehandle        , f1_byte      );
   519   def(Bytecodes::_shouldnotreachhere   , ____|____|____|____, vtos, vtos, shouldnotreachhere ,  _           );
   520   // platform specific bytecodes
   521   pd_initialize();
   523   _is_initialized = true;
   524 }
   526 #if defined(TEMPLATE_TABLE_BUG)
   527   #undef iload
   528   #undef lload
   529   #undef fload
   530   #undef dload
   531   #undef aload
   532   #undef istore
   533   #undef lstore
   534   #undef fstore
   535   #undef dstore
   536   #undef astore
   537 #endif // TEMPLATE_TABLE_BUG
   540 void templateTable_init() {
   541   TemplateTable::initialize();
   542 }
   545 void TemplateTable::unimplemented_bc() {
   546   _masm->unimplemented( Bytecodes::name(_desc->bytecode()));
   547 }
   548 #endif /* !CC_INTERP */

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