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Diffstat (limited to 'src/arch/alpha/floatregfile.hh')
-rw-r--r-- | src/arch/alpha/floatregfile.hh | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/src/arch/alpha/floatregfile.hh b/src/arch/alpha/floatregfile.hh new file mode 100644 index 000000000..d289f5785 --- /dev/null +++ b/src/arch/alpha/floatregfile.hh @@ -0,0 +1,68 @@ +/* + * 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. + * + * Authors: Steve Reinhardt + * Gabe Black + */ + +#ifndef __ARCH_ALPHA_FLOATREGFILE_HH__ +#define __ARCH_ALPHA_FLOATREGFILE_HH__ + +#include "arch/alpha/isa_traits.hh" +#include "arch/alpha/types.hh" + +#include <string.h> +#include <iostream> + +class Checkpoint; + +namespace AlphaISA +{ + static inline std::string getFloatRegName(RegIndex) + { + return ""; + } + + class FloatRegFile + { + public: + + union { + uint64_t q[NumFloatRegs]; // integer qword view + double d[NumFloatRegs]; // double-precision floating point view + }; + + void serialize(std::ostream &os); + + void unserialize(Checkpoint *cp, const std::string §ion); + + void clear() + { bzero(d, sizeof(d)); } + }; +} + +#endif |