view src/cpu/s390/vm/registerMap_s390.hpp @ 12547:0c6ed760800c

8172049: [s390] Implement "JEP 270: Reserved Stack Areas for Critical Sections". Reviewed-by: mdoerr
author goetz
date Tue, 27 Dec 2016 16:10:59 +0100
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/*
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 * Copyright (c) 2016 SAP SE. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
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 * 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,
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#ifndef CPU_S390_VM_REGISTERMAP_S390_HPP
#define CPU_S390_VM_REGISTERMAP_S390_HPP

// Machine-dependent implementation for register maps.

 friend class frame;

 private:
  // This is the hook for finding a register in a "well-known" location,
  // such as a register block of a predetermined format.
  // Since there is none, we just return NULL.
   address pd_location(VMReg reg) const {return NULL;}

  // No PD state to clear or copy.
  void pd_clear() {}
  void pd_initialize() {}
  void pd_initialize_from(const RegisterMap* map) {}

#endif // CPU_S390_VM_REGISTERMAP_S390_HPP