1 /*
   2  * Copyright (c) 1997, 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
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  23  */
  24 
  25 #ifndef CPU_X86_VM_STUBROUTINES_X86_32_HPP
  26 #define CPU_X86_VM_STUBROUTINES_X86_32_HPP
  27 
  28 // This file holds the platform specific parts of the StubRoutines
  29 // definition. See stubRoutines.hpp for a description on how to
  30 // extend it.
  31 
  32 enum platform_dependent_constants {
  33   code_size1 =  20000,           // simply increase if too small (assembler will crash if too small)
  34   code_size2 = 33800            // simply increase if too small (assembler will crash if too small)
  35 };
  36 
  37 class x86 {
  38  friend class StubGenerator;
  39  friend class VMStructs;
  40 
  41  private:
  42   static address _verify_fpu_cntrl_wrd_entry;
  43 
  44  public:
  45   static address verify_fpu_cntrl_wrd_entry()                { return _verify_fpu_cntrl_wrd_entry; }
  46 
  47 # include "stubRoutines_x86.hpp"
  48 
  49 };
  50 
  51   static bool    returns_to_call_stub(address return_pc)     { return return_pc == _call_stub_return_address; }
  52 
  53 #endif // CPU_X86_VM_STUBROUTINES_X86_32_HPP