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Diffstat (limited to 'arch/mips/int_regfile.hh')
-rw-r--r-- | arch/mips/int_regfile.hh | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/arch/mips/int_regfile.hh b/arch/mips/int_regfile.hh new file mode 100644 index 000000000..cff9eb0d2 --- /dev/null +++ b/arch/mips/int_regfile.hh @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2003-2005 The Regents of The University of Michigan + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer; + * redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution; + * neither the name of the copyright holders nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef __ARCH_MIPS_INT_REGFILE_HH__ +#define __ARCH_MIPS_INT_REGFILE_HH__ + +#include "arch/mips/types.hh" +#include "arch/mips/constants.hh" +#include "sim/faults.hh" + +class Checkpoint; +class ExecContext; +class Regfile; + +namespace MipsISA +{ + class IntRegFile + { + protected: + IntReg regs[NumIntRegs]; + IntReg hi; + IntReg lo; + + public: + IntReg readReg(int intReg) + { + return regs[intReg]; + } + + Fault setReg(int intReg, const IntReg &val) + { + regs[intReg] = val; + return NoFault; + } + + IntReg readHi() + { + return hi; + } + + Fault setHi(const IntReg &val) + { + hi = val; + return NoFault; + } + + IntReg readLo() + { + return lo; + } + + Fault setLo(const IntReg &val) + { + lo = val; + return NoFault; + } + + void serialize(std::ostream &os); + + void unserialize(Checkpoint *cp, const std::string §ion); + + }; +} // namespace MipsISA + +#endif |