src/share/vm/shark/sharkTopLevelBlock.hpp

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   1 /*
   2  * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright 2008, 2009, 2010 Red Hat, Inc.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 















  26 class SharkTopLevelBlock : public SharkBlock {
  27  public:
  28   SharkTopLevelBlock(SharkFunction* function, ciTypeFlow::Block* ciblock)
  29     : SharkBlock(function),
  30       _function(function),
  31       _ciblock(ciblock),
  32       _entered(false),
  33       _has_trap(false),
  34       _needs_phis(false),
  35       _entry_state(NULL),
  36       _entry_block(NULL) {}
  37 
  38  private:
  39   SharkFunction*     _function;
  40   ciTypeFlow::Block* _ciblock;
  41 
  42  public:
  43   SharkFunction* function() const {
  44     return _function;
  45   }


 411  private:
 412   bool static_subtype_check(ciKlass* check_klass, ciKlass* object_klass);
 413   void do_full_instance_check(ciKlass* klass);
 414   void do_trapping_instance_check(ciKlass* klass);
 415 
 416   void do_instance_check();
 417   bool maybe_do_instanceof_if();
 418 
 419   // new and *newarray
 420  private:
 421   void do_new();
 422   void do_newarray();
 423   void do_anewarray();
 424   void do_multianewarray();
 425 
 426   // monitorenter and monitorexit
 427  private:
 428   void do_monitorenter();
 429   void do_monitorexit();
 430 };


   1 /*
   2  * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright 2008, 2009, 2010 Red Hat, Inc.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #ifndef SHARE_VM_SHARK_SHARKTOPLEVELBLOCK_HPP
  27 #define SHARE_VM_SHARK_SHARKTOPLEVELBLOCK_HPP
  28 
  29 #include "ci/ciStreams.hpp"
  30 #include "ci/ciType.hpp"
  31 #include "ci/ciTypeFlow.hpp"
  32 #include "interpreter/bytecodes.hpp"
  33 #include "memory/allocation.hpp"
  34 #include "shark/llvmHeaders.hpp"
  35 #include "shark/sharkBlock.hpp"
  36 #include "shark/sharkBuilder.hpp"
  37 #include "shark/sharkFunction.hpp"
  38 #include "shark/sharkState.hpp"
  39 #include "shark/sharkValue.hpp"
  40 
  41 class SharkTopLevelBlock : public SharkBlock {
  42  public:
  43   SharkTopLevelBlock(SharkFunction* function, ciTypeFlow::Block* ciblock)
  44     : SharkBlock(function),
  45       _function(function),
  46       _ciblock(ciblock),
  47       _entered(false),
  48       _has_trap(false),
  49       _needs_phis(false),
  50       _entry_state(NULL),
  51       _entry_block(NULL) {}
  52 
  53  private:
  54   SharkFunction*     _function;
  55   ciTypeFlow::Block* _ciblock;
  56 
  57  public:
  58   SharkFunction* function() const {
  59     return _function;
  60   }


 426  private:
 427   bool static_subtype_check(ciKlass* check_klass, ciKlass* object_klass);
 428   void do_full_instance_check(ciKlass* klass);
 429   void do_trapping_instance_check(ciKlass* klass);
 430 
 431   void do_instance_check();
 432   bool maybe_do_instanceof_if();
 433 
 434   // new and *newarray
 435  private:
 436   void do_new();
 437   void do_newarray();
 438   void do_anewarray();
 439   void do_multianewarray();
 440 
 441   // monitorenter and monitorexit
 442  private:
 443   void do_monitorenter();
 444   void do_monitorexit();
 445 };
 446 
 447 #endif // SHARE_VM_SHARK_SHARKTOPLEVELBLOCK_HPP