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Moved the Alpha float regfile into it's own regfile and got rid of constants.hh and isa_traits.cc

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--HG--
extra : convert_revision : 55afd7d21c276906520da375b3bbb563be420880
This commit is contained in:
Gabe Black 2006-11-10 05:29:05 -05:00
parent b4dfbf3aab
commit 9731fb3fd7
5 changed files with 284 additions and 6 deletions
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14
src/arch/alpha/SConscript
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@ -48,27 +48,29 @@ Import('env')
# Base sources used by all configurations. # Base sources used by all configurations.
base_sources = Split(''' base_sources = Split('''
faults.cc faults.cc
isa_traits.cc floatregfile.cc
miscregfile.cc
intregfile.cc intregfile.cc
miscregfile.cc
regfile.cc
''') ''')
# Full-system sources # Full-system sources
full_system_sources = Split(''' full_system_sources = Split('''
tlb.cc
arguments.cc arguments.cc
ev5.cc ev5.cc
freebsd/system.cc
idle_event.cc idle_event.cc
ipr.cc ipr.cc
kernel_stats.cc kernel_stats.cc
linux/system.cc
osfpal.cc osfpal.cc
pagetable.cc
stacktrace.cc stacktrace.cc
vtophys.cc
remote_gdb.cc remote_gdb.cc
system.cc system.cc
freebsd/system.cc tlb.cc
linux/system.cc
tru64/system.cc tru64/system.cc
vtophys.cc
''') ''')

49
src/arch/alpha/floatregfile.cc Normal file
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@ -0,0 +1,49 @@
/*
* 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
* Kevin Lim
*/
#include "arch/alpha/floatregfile.hh"
#include "sim/serialize.hh"
namespace AlphaISA
{
void
FloatRegFile::serialize(std::ostream &os)
{
SERIALIZE_ARRAY(q, NumFloatRegs);
}
void
FloatRegFile::unserialize(Checkpoint *cp, const std::string &section)
{
UNSERIALIZE_ARRAY(q, NumFloatRegs);
}
}

63
src/arch/alpha/floatregfile.hh Normal file
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@ -0,0 +1,63 @@
/*
* 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
{
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 &section);
void clear()
{ bzero(d, sizeof(d)); }
};
}
#endif

63
src/arch/alpha/pagetable.cc Normal file
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@ -0,0 +1,63 @@
/*
* Copyright (c) 2006 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: Gabe Black
*/
#include "arch/alpha/pagetable.hh"
#include "sim/serialize.hh"
namespace AlphaISA
{
void
PTE::serialize(std::ostream &os)
{
SERIALIZE_SCALAR(tag);
SERIALIZE_SCALAR(ppn);
SERIALIZE_SCALAR(xre);
SERIALIZE_SCALAR(xwe);
SERIALIZE_SCALAR(asn);
SERIALIZE_SCALAR(asma);
SERIALIZE_SCALAR(fonr);
SERIALIZE_SCALAR(fonw);
SERIALIZE_SCALAR(valid);
}
void
PTE::unserialize(Checkpoint *cp, const std::string &section)
{
UNSERIALIZE_SCALAR(tag);
UNSERIALIZE_SCALAR(ppn);
UNSERIALIZE_SCALAR(xre);
UNSERIALIZE_SCALAR(xwe);
UNSERIALIZE_SCALAR(asn);
UNSERIALIZE_SCALAR(asma);
UNSERIALIZE_SCALAR(fonr);
UNSERIALIZE_SCALAR(fonw);
UNSERIALIZE_SCALAR(valid);
}
}

101
src/arch/alpha/regfile.cc Normal file
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@ -0,0 +1,101 @@
/*
* 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
* Kevin Lim
*/
#include "arch/alpha/regfile.hh"
#include "cpu/thread_context.hh"
namespace AlphaISA
{
void
RegFile::serialize(std::ostream &os)
{
intRegFile.serialize(os);
floatRegFile.serialize(os);
miscRegFile.serialize(os);
SERIALIZE_SCALAR(pc);
SERIALIZE_SCALAR(npc);
#if FULL_SYSTEM
SERIALIZE_SCALAR(intrflag);
#endif
}
void
RegFile::unserialize(Checkpoint *cp, const std::string &section)
{
intRegFile.unserialize(cp, section);
floatRegFile.unserialize(cp, section);
miscRegFile.unserialize(cp, section);
UNSERIALIZE_SCALAR(pc);
UNSERIALIZE_SCALAR(npc);
#if FULL_SYSTEM
UNSERIALIZE_SCALAR(intrflag);
#endif
}
void
copyRegs(ThreadContext *src, ThreadContext *dest)
{
// First loop through the integer registers.
for (int i = 0; i < NumIntRegs; ++i) {
dest->setIntReg(i, src->readIntReg(i));
}
// Then loop through the floating point registers.
for (int i = 0; i < TheISA::NumFloatRegs; ++i) {
dest->setFloatRegBits(i, src->readFloatRegBits(i));
}
// Copy misc. registers
copyMiscRegs(src, dest);
// Lastly copy PC/NPC
dest->setPC(src->readPC());
dest->setNextPC(src->readNextPC());
}
void
copyMiscRegs(ThreadContext *src, ThreadContext *dest)
{
dest->setMiscReg(AlphaISA::MISCREG_FPCR,
src->readMiscReg(AlphaISA::MISCREG_FPCR));
dest->setMiscReg(AlphaISA::MISCREG_UNIQ,
src->readMiscReg(AlphaISA::MISCREG_UNIQ));
dest->setMiscReg(AlphaISA::MISCREG_LOCKFLAG,
src->readMiscReg(AlphaISA::MISCREG_LOCKFLAG));
dest->setMiscReg(AlphaISA::MISCREG_LOCKADDR,
src->readMiscReg(AlphaISA::MISCREG_LOCKADDR));
#if FULL_SYSTEM
copyIprs(src, dest);
#endif
}
}