src/arch/sparc/intregfile.hh

   1 /*
   2  * Copyright (c) 2003-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Gabe Black
  29  *          Ali Saidi
  30  */
  31
  32 #ifndef __ARCH_SPARC_INTREGFILE_HH__
  33 #define __ARCH_SPARC_INTREGFILE_HH__
  34
  35 #include "arch/sparc/isa_traits.hh"
  36 #include "arch/sparc/types.hh"
  37 #include "base/bitfield.hh"
  38
  39 #include <string>
  40
  41 class Checkpoint;
  42
  43 namespace SparcISA
  44 {
  45     const int NumIntArchRegs = 32;
  46     const int NumIntRegs = (MaxGL + 1) * 8 + NWindows * 16 + NumMicroIntRegs;
  47
  48     class IntRegFile
  49     {
  50       protected:
  51         IntReg microRegs[NumMicroIntRegs];
  52         IntReg regs[NumIntRegs];
  53
  54       public:
  55
  56         void clear();
  57
  58         IntRegFile();
  59
  60         IntReg readReg(int intReg);
  61
  62         void setReg(int intReg, const IntReg &val);
  63
  64         void serialize(std::ostream &os);
  65
  66         void unserialize(Checkpoint *cp, const std::string &section);
  67     };
  68 }
  69
  70 #endif