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hotspot/src/share/vm/c1/c1_FrameMap.hpp

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rev 10454 : imported patch remove commented lines
   1 /*
   2  * Copyright (c) 2000, 2013, 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  */
  24 
  25 #ifndef SHARE_VM_C1_C1_FRAMEMAP_HPP
  26 #define SHARE_VM_C1_C1_FRAMEMAP_HPP
  27 
  28 #include "asm/assembler.hpp"
  29 #include "c1/c1_Defs.hpp"
  30 #include "c1/c1_LIR.hpp"
  31 #include "code/vmreg.hpp"
  32 #include "memory/allocation.hpp"
  33 #include "runtime/frame.hpp"
  34 #include "runtime/synchronizer.hpp"
  35 #include "utilities/globalDefinitions.hpp"
  36 
  37 class ciMethod;
  38 class CallingConvention;
  39 class BasicTypeArray;
  40 class BasicTypeList;
  41 
  42 //--------------------------------------------------------
  43 //               FrameMap
  44 //--------------------------------------------------------
  45 
  46 //  This class is responsible of mapping items (locals, monitors, spill
  47 //  slots and registers to their frame location
  48 //
  49 //  The monitors are specified by a consecutive index, although each monitor entry
  50 //  occupies two words. The monitor_index is 0.._num_monitors
  51 //  The spill index is similar to local index; it is in range 0..(open)
  52 //
  53 //  The CPU registers are mapped using a fixed table; register with number 0
  54 //  is the most used one.
  55 
  56 
  57 //   stack grow direction -->                                        SP
  58 //  +----------+---+----------+-------+------------------------+-----+
  59 //  |arguments | x | monitors | spill | reserved argument area | ABI |
  60 //  +----------+---+----------+-------+------------------------+-----+


   1 /*
   2  * Copyright (c) 2000, 2016, 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  */
  24 
  25 #ifndef SHARE_VM_C1_C1_FRAMEMAP_HPP
  26 #define SHARE_VM_C1_C1_FRAMEMAP_HPP
  27 
  28 #include "asm/assembler.hpp"
  29 #include "c1/c1_Defs.hpp"
  30 #include "c1/c1_LIR.hpp"
  31 #include "code/vmreg.hpp"
  32 #include "memory/allocation.hpp"
  33 #include "runtime/frame.hpp"
  34 #include "runtime/synchronizer.hpp"
  35 #include "utilities/globalDefinitions.hpp"
  36 
  37 class ciMethod;
  38 class CallingConvention;


  39 
  40 //--------------------------------------------------------
  41 //               FrameMap
  42 //--------------------------------------------------------
  43 
  44 //  This class is responsible of mapping items (locals, monitors, spill
  45 //  slots and registers to their frame location
  46 //
  47 //  The monitors are specified by a consecutive index, although each monitor entry
  48 //  occupies two words. The monitor_index is 0.._num_monitors
  49 //  The spill index is similar to local index; it is in range 0..(open)
  50 //
  51 //  The CPU registers are mapped using a fixed table; register with number 0
  52 //  is the most used one.
  53 
  54 
  55 //   stack grow direction -->                                        SP
  56 //  +----------+---+----------+-------+------------------------+-----+
  57 //  |arguments | x | monitors | spill | reserved argument area | ABI |
  58 //  +----------+---+----------+-------+------------------------+-----+


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