Registers: Eliminate the ISA defined floating point register file.

5 files changed, 0 insertions, 173 deletions

diff --git a/src/arch/alpha/SConscript b/src/arch/alpha/SConscript
index b10885e01..258327247 100644
--- a/src/arch/alpha/SConscript
+++ b/src/arch/alpha/SConscript
@@ -34,7 +34,6 @@ Import('*')
 if env['TARGET_ISA'] == 'alpha':
     Source('ev5.cc')
     Source('faults.cc')
-    Source('floatregfile.cc')
     Source('intregfile.cc')
     Source('ipr.cc')
     Source('isa.cc')
diff --git a/src/arch/alpha/floatregfile.cc b/src/arch/alpha/floatregfile.cc
deleted file mode 100644
index 192b0f1d4..000000000
--- a/src/arch/alpha/floatregfile.cc
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * 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 <cstring>
-
-#include "arch/alpha/floatregfile.hh"
-#include "sim/serialize.hh"
-
-namespace AlphaISA {
-void
-FloatRegFile::clear()
-{
-    std::memset(d, 0, sizeof(d));
-}
-
-void
-FloatRegFile::serialize(std::ostream &os)
-{
-    SERIALIZE_ARRAY(q, NumFloatRegs);
-}
-
-void
-FloatRegFile::unserialize(Checkpoint *cp, const std::string &section)
-{
-    UNSERIALIZE_ARRAY(q, NumFloatRegs);
-}
-
-} // namespace AlphaISA
diff --git a/src/arch/alpha/floatregfile.hh b/src/arch/alpha/floatregfile.hh
deleted file mode 100644
index eb8a92d89..000000000
--- a/src/arch/alpha/floatregfile.hh
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * 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 <iosfwd>
-#include <string>
-
-#include "arch/alpha/isa_traits.hh"
-#include "arch/alpha/types.hh"
-
-class Checkpoint;
-
-namespace AlphaISA {
-
-class FloatRegFile
-{
-  public:
-    union {
-        uint64_t q[NumFloatRegs];   // integer qword view
-        double d[NumFloatRegs];     // double-precision floating point view
-    };
-
-    void clear();
-
-    void serialize(std::ostream &os);
-    void unserialize(Checkpoint *cp, const std::string &section);
-
-    FloatReg
-    readReg(int floatReg)
-    {
-        return d[floatReg];
-    }
-
-    FloatRegBits
-    readRegBits(int floatReg)
-    {
-        return q[floatReg];
-    }
-
-    void
-    setReg(int floatReg, const FloatReg &val)
-    {
-        d[floatReg] = val;
-    }
-
-    void
-    setRegBits(int floatReg, const FloatRegBits &val)
-    {
-        q[floatReg] = val;
-    }
-
-};
-
-} // namespace AlphaISA
-
-#endif // __ARCH_ALPHA_FLOATREGFILE_HH__
diff --git a/src/arch/alpha/regfile.cc b/src/arch/alpha/regfile.cc
index 9009381b8..df345278a 100644
--- a/src/arch/alpha/regfile.cc
+++ b/src/arch/alpha/regfile.cc
@@ -42,7 +42,6 @@ void
 RegFile::serialize(EventManager *em, ostream &os)
 {
     intRegFile.serialize(os);
-    floatRegFile.serialize(os);
     SERIALIZE_SCALAR(pc);
     SERIALIZE_SCALAR(npc);
 #if FULL_SYSTEM
@@ -54,7 +53,6 @@ void
 RegFile::unserialize(EventManager *em, Checkpoint *cp, const string &section)
 {
     intRegFile.unserialize(cp, section);
-    floatRegFile.unserialize(cp, section);
     UNSERIALIZE_SCALAR(pc);
     UNSERIALIZE_SCALAR(npc);
 #if FULL_SYSTEM
diff --git a/src/arch/alpha/regfile.hh b/src/arch/alpha/regfile.hh
index 0a39a94a9..000bea259 100644
--- a/src/arch/alpha/regfile.hh
+++ b/src/arch/alpha/regfile.hh
@@ -32,7 +32,6 @@
 #define __ARCH_ALPHA_REGFILE_HH__
 
 #include "arch/alpha/isa_traits.hh"
-#include "arch/alpha/floatregfile.hh"
 #include "arch/alpha/intregfile.hh"
 #include "arch/alpha/miscregfile.hh"
 #include "arch/alpha/types.hh"
@@ -92,7 +91,6 @@ class RegFile {
 
   protected:
     IntRegFile intRegFile;          // (signed) integer register file
-    FloatRegFile floatRegFile;      // floating point register file
 
   public:
 #if FULL_SYSTEM
@@ -103,31 +101,6 @@ class RegFile {
     clear()
     {
         intRegFile.clear();
-        floatRegFile.clear();
-    }
-
-    FloatReg
-    readFloatReg(int floatReg)
-    {
-        return floatRegFile.d[floatReg];
-    }
-
-    FloatRegBits
-    readFloatRegBits(int floatReg)
-    {
-        return floatRegFile.q[floatReg];
-    }
-
-    void
-    setFloatReg(int floatReg, const FloatReg &val)
-    {
-        floatRegFile.d[floatReg] = val;
-    }
-
-    void
-    setFloatRegBits(int floatReg, const FloatRegBits &val)
-    {
-        floatRegFile.q[floatReg] = val;
     }
 
     IntReg