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authorGabe Black <gblack@eecs.umich.edu>2009-07-08 23:02:20 -0700
committerGabe Black <gblack@eecs.umich.edu>2009-07-08 23:02:20 -0700
commita480ba00b96f4c2e872f5a01bfa1782500f1066e (patch)
tree9d99a96528f37eb601f6e7268c3a359d84f02d57
parent0cb180ea0dcece9157ad71b4136d557c2dbcf209 (diff)
downloadgem5-a480ba00b96f4c2e872f5a01bfa1782500f1066e.tar.xz
Registers: Eliminate the ISA defined integer register file.
-rw-r--r--src/arch/alpha/intregfile.cc22
-rw-r--r--src/arch/alpha/intregfile.hh31
-rw-r--r--src/arch/alpha/regfile.cc2
-rw-r--r--src/arch/alpha/regfile.hh16
-rw-r--r--src/arch/arm/regfile/int_regfile.hh41
-rw-r--r--src/arch/arm/regfile/regfile.cc2
-rw-r--r--src/arch/arm/regfile/regfile.hh23
-rw-r--r--src/arch/mips/SConscript1
-rw-r--r--src/arch/mips/regfile.cc14
-rw-r--r--src/arch/mips/regfile/int_regfile.cc103
-rw-r--r--src/arch/mips/regfile/int_regfile.hh17
-rw-r--r--src/arch/mips/regfile/regfile.cc17
-rw-r--r--src/arch/mips/regfile/regfile.hh5
-rw-r--r--src/arch/sparc/SConscript1
-rw-r--r--src/arch/sparc/intregfile.cc80
-rw-r--r--src/arch/sparc/intregfile.hh29
-rw-r--r--src/arch/sparc/predecoder.hh1
-rw-r--r--src/arch/sparc/regfile.cc17
-rw-r--r--src/arch/sparc/regfile.hh10
-rw-r--r--src/arch/x86/SConscript1
-rw-r--r--src/arch/x86/intregfile.cc132
-rw-r--r--src/arch/x86/intregfile.hh27
-rw-r--r--src/arch/x86/regfile.cc27
-rw-r--r--src/arch/x86/regfile.hh15
-rw-r--r--src/cpu/inorder/cpu.cc6
-rw-r--r--src/cpu/inorder/cpu.hh2
-rw-r--r--src/cpu/simple_thread.cc6
-rw-r--r--src/cpu/simple_thread.hh7
28 files changed, 27 insertions, 628 deletions
diff --git a/src/arch/alpha/intregfile.cc b/src/arch/alpha/intregfile.cc
index 8f692f856..de1c2a5d9 100644
--- a/src/arch/alpha/intregfile.cc
+++ b/src/arch/alpha/intregfile.cc
@@ -30,11 +30,7 @@
* Kevin Lim
*/
-#include <cstring>
-
-#include "arch/alpha/isa_traits.hh"
#include "arch/alpha/intregfile.hh"
-#include "sim/serialize.hh"
namespace AlphaISA {
@@ -52,23 +48,5 @@ const int reg_redir[NumIntRegs] = {
/* 24 */ 24, 25, 26, 27, 28, 29, 30, 31 };
#endif
-void
-IntRegFile::clear()
-{
- std::memset(regs, 0, sizeof(regs));
-}
-
-void
-IntRegFile::serialize(std::ostream &os)
-{
- SERIALIZE_ARRAY(regs, NumIntRegs);
-}
-
-void
-IntRegFile::unserialize(Checkpoint *cp, const std::string &section)
-{
- UNSERIALIZE_ARRAY(regs, NumIntRegs);
-}
-
} // namespace AlphaISA
diff --git a/src/arch/alpha/intregfile.hh b/src/arch/alpha/intregfile.hh
index 3aa7d92c4..2844b55d9 100644
--- a/src/arch/alpha/intregfile.hh
+++ b/src/arch/alpha/intregfile.hh
@@ -32,42 +32,13 @@
#ifndef __ARCH_ALPHA_INTREGFILE_HH__
#define __ARCH_ALPHA_INTREGFILE_HH__
-#include <iosfwd>
-#include <string>
-
-#include "arch/alpha/types.hh"
-
-class Checkpoint;
+#include "arch/alpha/isa_traits.hh"
namespace AlphaISA {
// redirected register map, really only used for the full system case.
extern const int reg_redir[NumIntRegs];
-class IntRegFile
-{
- protected:
- IntReg regs[NumIntRegs];
-
- public:
- IntReg
- readReg(int intReg)
- {
- return regs[intReg];
- }
-
- void
- setReg(int intReg, const IntReg &val)
- {
- regs[intReg] = val;
- }
-
- void clear();
-
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string &section);
-};
-
} // namespace AlphaISA
#endif // __ARCH_ALPHA_INTREGFILE_HH__
diff --git a/src/arch/alpha/regfile.cc b/src/arch/alpha/regfile.cc
index df345278a..993c91387 100644
--- a/src/arch/alpha/regfile.cc
+++ b/src/arch/alpha/regfile.cc
@@ -41,7 +41,6 @@ namespace AlphaISA {
void
RegFile::serialize(EventManager *em, ostream &os)
{
- intRegFile.serialize(os);
SERIALIZE_SCALAR(pc);
SERIALIZE_SCALAR(npc);
#if FULL_SYSTEM
@@ -52,7 +51,6 @@ RegFile::serialize(EventManager *em, ostream &os)
void
RegFile::unserialize(EventManager *em, Checkpoint *cp, const string &section)
{
- intRegFile.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 000bea259..113cf225c 100644
--- a/src/arch/alpha/regfile.hh
+++ b/src/arch/alpha/regfile.hh
@@ -89,9 +89,6 @@ class RegFile {
setNextNPC(Addr val)
{ }
- protected:
- IntRegFile intRegFile; // (signed) integer register file
-
public:
#if FULL_SYSTEM
int intrflag; // interrupt flag
@@ -100,19 +97,6 @@ class RegFile {
void
clear()
{
- intRegFile.clear();
- }
-
- IntReg
- readIntReg(int intReg)
- {
- return intRegFile.readReg(intReg);
- }
-
- void
- setIntReg(int intReg, const IntReg &val)
- {
- intRegFile.setReg(intReg, val);
}
void serialize(EventManager *em, std::ostream &os);
diff --git a/src/arch/arm/regfile/int_regfile.hh b/src/arch/arm/regfile/int_regfile.hh
index b22129f33..1f2715a6b 100644
--- a/src/arch/arm/regfile/int_regfile.hh
+++ b/src/arch/arm/regfile/int_regfile.hh
@@ -43,11 +43,6 @@ class ThreadContext;
namespace ArmISA
{
- static inline std::string getIntRegName(RegIndex)
- {
- return "";
- }
-
enum MiscIntRegNums {
zero_reg = NumIntArchRegs,
addr_reg,
@@ -77,42 +72,6 @@ namespace ArmISA
r14_abt
};
- class IntRegFile
- {
- protected:
- IntReg regs[NumIntRegs];
-
- public:
- IntReg readReg(int intReg)
- {
- DPRINTF(IntRegs, "Reading int reg %d as %#x.\n",
- intReg, regs[intReg]);
- return regs[intReg];
- }
-
- void clear()
- {
- bzero(regs, sizeof(regs));
- }
-
- Fault setReg(int intReg, const IntReg &val)
- {
- DPRINTF(IntRegs, "Setting int reg %d to %#x.\n", intReg, val);
- regs[intReg] = val;
- return NoFault;
- }
-
- void serialize(std::ostream &os)
- {
- SERIALIZE_ARRAY(regs, NumIntRegs);
- }
-
- void unserialize(Checkpoint *cp, const std::string &section)
- {
- UNSERIALIZE_ARRAY(regs, NumIntRegs);
- }
- };
-
} // namespace ArmISA
#endif
diff --git a/src/arch/arm/regfile/regfile.cc b/src/arch/arm/regfile/regfile.cc
index 4ab3c771f..49ffb4f28 100644
--- a/src/arch/arm/regfile/regfile.cc
+++ b/src/arch/arm/regfile/regfile.cc
@@ -57,7 +57,6 @@ MiscRegFile::copyMiscRegs(ThreadContext *tc)
void
RegFile::serialize(EventManager *em, ostream &os)
{
- intRegFile.serialize(os);
SERIALIZE_SCALAR(npc);
SERIALIZE_SCALAR(nnpc);
}
@@ -65,7 +64,6 @@ RegFile::serialize(EventManager *em, ostream &os)
void
RegFile::unserialize(EventManager *em, Checkpoint *cp, const string &section)
{
- intRegFile.unserialize(cp, section);
UNSERIALIZE_SCALAR(npc);
UNSERIALIZE_SCALAR(nnpc);
}
diff --git a/src/arch/arm/regfile/regfile.hh b/src/arch/arm/regfile/regfile.hh
index 35830eabf..05f9197c3 100644
--- a/src/arch/arm/regfile/regfile.hh
+++ b/src/arch/arm/regfile/regfile.hh
@@ -67,25 +67,10 @@ namespace ArmISA
class RegFile
{
- protected:
- IntRegFile intRegFile; // (signed) integer register file
-
public:
void clear()
- {
- intRegFile.clear();
- }
-
- IntReg readIntReg(int intReg)
- {
- return intRegFile.readReg(intReg);
- }
-
- void setIntReg(int intReg, const IntReg &val)
- {
- intRegFile.setReg(intReg, val);
- }
+ {}
protected:
Addr pc; // program counter
@@ -95,14 +80,12 @@ namespace ArmISA
public:
Addr readPC()
{
- return intRegFile.readReg(PCReg);
- //return pc;
+ return pc;
}
void setPC(Addr val)
{
- intRegFile.setReg(PCReg, val);
- //pc = val;
+ pc = val;
}
Addr readNextPC()
diff --git a/src/arch/mips/SConscript b/src/arch/mips/SConscript
index dbbdf72b3..0b5f10611 100644
--- a/src/arch/mips/SConscript
+++ b/src/arch/mips/SConscript
@@ -35,7 +35,6 @@ Import('*')
if env['TARGET_ISA'] == 'mips':
Source('faults.cc')
Source('isa.cc')
- Source('regfile/int_regfile.cc')
Source('regfile/misc_regfile.cc')
Source('regfile/regfile.cc')
Source('tlb.cc')
diff --git a/src/arch/mips/regfile.cc b/src/arch/mips/regfile.cc
index 2fb53cd4c..760f7e028 100644
--- a/src/arch/mips/regfile.cc
+++ b/src/arch/mips/regfile.cc
@@ -48,7 +48,6 @@ using namespace MipsISA;
void RegFile::clear()
{
- intRegFile.clear();
miscRegFile.clear();
}
@@ -56,20 +55,9 @@ void
RegFile::reset(std::string core_name, ThreadID num_threads,
unsigned num_vpes)
{
- bzero(&intRegFile, sizeof(intRegFile));
miscRegFile.reset(core_name, num_threads, num_vpes);
}
-IntReg RegFile::readIntReg(int intReg)
-{
- return intRegFile.readReg(intReg);
-}
-
-Fault RegFile::setIntReg(int intReg, const IntReg &val)
-{
- return intRegFile.setReg(intReg, val);
-}
-
MiscReg
RegFile::readMiscRegNoEffect(int miscReg, ThreadID tid = 0)
{
@@ -128,7 +116,6 @@ void RegFile::setNextNPC(Addr val)
void
RegFile::serialize(std::ostream &os)
{
- intRegFile.serialize(os);
miscRegFile.serialize(os);
SERIALIZE_SCALAR(pc);
@@ -140,7 +127,6 @@ RegFile::serialize(std::ostream &os)
void
RegFile::unserialize(Checkpoint *cp, const std::string &section)
{
- intRegFile.unserialize(cp, section);
miscRegFile.unserialize(cp, section);
UNSERIALIZE_SCALAR(pc);
UNSERIALIZE_SCALAR(npc);
diff --git a/src/arch/mips/regfile/int_regfile.cc b/src/arch/mips/regfile/int_regfile.cc
deleted file mode 100644
index 88de4be94..000000000
--- a/src/arch/mips/regfile/int_regfile.cc
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (c) 2003-2005 The Regents of The University of Michigan
- * Copyright (c) 2007 MIPS Technologies, Inc.
- * 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
- * Korey Sewell
- * Jaidev Patwardhan
- */
-
-#include "arch/mips/regfile/int_regfile.hh"
-#include "sim/serialize.hh"
-
-using namespace MipsISA;
-using namespace std;
-
-void
-IntRegFile::clear()
-{
- bzero(&regs, sizeof(regs));
- currShadowSet=0;
-}
-
-int
-IntRegFile::readShadowSet()
-{
- return currShadowSet;
-}
-
-void
-IntRegFile::setShadowSet(int css)
-{
- DPRINTF(MipsPRA, "Setting Shadow Set to :%d (%s)\n", css, currShadowSet);
- currShadowSet = css;
-}
-
-IntReg
-IntRegFile::readReg(int intReg)
-{
- if (intReg < NumIntArchRegs) {
- // Regular GPR Read
- DPRINTF(MipsPRA, "Reading Reg: %d, CurrShadowSet: %d\n", intReg,
- currShadowSet);
-
- return regs[intReg + NumIntArchRegs * currShadowSet];
- } else {
- unsigned special_reg_num = intReg - NumIntArchRegs;
-
- // Read A Special Reg
- return regs[TotalArchRegs + special_reg_num];
- }
-}
-
-Fault
-IntRegFile::setReg(int intReg, const IntReg &val)
-{
- if (intReg != ZeroReg) {
- if (intReg < NumIntArchRegs) {
- regs[intReg + NumIntArchRegs * currShadowSet] = val;
- } else {
- unsigned special_reg_num = intReg - NumIntArchRegs;
-
- regs[TotalArchRegs + special_reg_num] = val;
- }
- }
-
- return NoFault;
-}
-
-void
-IntRegFile::serialize(std::ostream &os)
-{
- SERIALIZE_ARRAY(regs, NumIntRegs);
-}
-
-void
-IntRegFile::unserialize(Checkpoint *cp, const std::string &section)
-{
- UNSERIALIZE_ARRAY(regs, NumIntRegs);
-}
diff --git a/src/arch/mips/regfile/int_regfile.hh b/src/arch/mips/regfile/int_regfile.hh
index 3c7c8c64c..a2c5169aa 100644
--- a/src/arch/mips/regfile/int_regfile.hh
+++ b/src/arch/mips/regfile/int_regfile.hh
@@ -65,23 +65,6 @@ namespace MipsISA
//TotalArchRegs = NumIntArchRegs * ShadowSets
const int TotalArchRegs = NumIntArchRegs;
- class IntRegFile
- {
- protected:
- IntReg regs[NumIntRegs];
- int currShadowSet;
- public:
- void clear();
- int readShadowSet();
- void setShadowSet(int css);
- IntReg readReg(int intReg);
- Fault setReg(int intReg, const IntReg &val);
-
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string &section);
-
- };
-
} // namespace MipsISA
#endif
diff --git a/src/arch/mips/regfile/regfile.cc b/src/arch/mips/regfile/regfile.cc
index eeec02ee4..a19962ff3 100644
--- a/src/arch/mips/regfile/regfile.cc
+++ b/src/arch/mips/regfile/regfile.cc
@@ -40,31 +40,16 @@ namespace MipsISA
void
RegFile::clear()
{
- intRegFile.clear();
}
void
RegFile::reset(std::string core_name, ThreadID num_threads, unsigned num_vpes,
BaseCPU *_cpu)
{
- bzero(&intRegFile, sizeof(intRegFile));
-}
-
-IntReg
-RegFile::readIntReg(int intReg)
-{
- return intRegFile.readReg(intReg);
-}
-
-Fault
-RegFile::setIntReg(int intReg, const IntReg &val)
-{
- return intRegFile.setReg(intReg, val);
}
void
RegFile::setShadowSet(int css){
- intRegFile.setShadowSet(css);
}
@@ -107,7 +92,6 @@ RegFile::setNextNPC(Addr val)
void
RegFile::serialize(EventManager *em, std::ostream &os)
{
- intRegFile.serialize(os);
SERIALIZE_SCALAR(pc);
SERIALIZE_SCALAR(npc);
SERIALIZE_SCALAR(nnpc);
@@ -117,7 +101,6 @@ void
RegFile::unserialize(EventManager *em, Checkpoint *cp,
const std::string &section)
{
- intRegFile.unserialize(cp, section);
UNSERIALIZE_SCALAR(pc);
UNSERIALIZE_SCALAR(npc);
UNSERIALIZE_SCALAR(nnpc);
diff --git a/src/arch/mips/regfile/regfile.hh b/src/arch/mips/regfile/regfile.hh
index 105891bb9..061b4a07d 100644
--- a/src/arch/mips/regfile/regfile.hh
+++ b/src/arch/mips/regfile/regfile.hh
@@ -79,16 +79,11 @@ namespace MipsISA
// used to implement branch delay slot
// not real register
- IntRegFile intRegFile; // (signed) integer register file
-
public:
void clear();
void reset(std::string core_name, ThreadID num_threads,
unsigned num_vpes, BaseCPU *_cpu);
- IntReg readIntReg(int intReg);
- Fault setIntReg(int intReg, const IntReg &val);
-
void setShadowSet(int css);
public:
diff --git a/src/arch/sparc/SConscript b/src/arch/sparc/SConscript
index 2b10951d9..cfc03b718 100644
--- a/src/arch/sparc/SConscript
+++ b/src/arch/sparc/SConscript
@@ -34,7 +34,6 @@ Import('*')
if env['TARGET_ISA'] == 'sparc':
Source('asi.cc')
Source('faults.cc')
- Source('intregfile.cc')
Source('isa.cc')
Source('miscregfile.cc')
Source('pagetable.cc')
diff --git a/src/arch/sparc/intregfile.cc b/src/arch/sparc/intregfile.cc
deleted file mode 100644
index 54c30d1cc..000000000
--- a/src/arch/sparc/intregfile.cc
+++ /dev/null
@@ -1,80 +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: Gabe Black
- * Ali Saidi
- */
-
-#include "arch/sparc/intregfile.hh"
-#include "base/trace.hh"
-#include "base/misc.hh"
-#include "sim/serialize.hh"
-
-#include <string.h>
-
-using namespace SparcISA;
-using namespace std;
-
-class Checkpoint;
-
-void IntRegFile::clear()
-{
- memset(regs, 0, sizeof(IntReg) * NumIntRegs);
-}
-
-IntRegFile::IntRegFile()
-{
- clear();
-}
-
-IntReg IntRegFile::readReg(int intReg)
-{
- DPRINTF(IntRegs, "Read register %d = 0x%x\n", intReg, regs[intReg]);
- return regs[intReg];
-}
-
-void IntRegFile::setReg(int intReg, const IntReg &val)
-{
- if(intReg)
- {
- DPRINTF(IntRegs, "Wrote register %d = 0x%x\n", intReg, val);
- regs[intReg] = val;
- }
- return;
-}
-
-void IntRegFile::serialize(std::ostream &os)
-{
- SERIALIZE_ARRAY(regs, NumIntRegs);
- SERIALIZE_ARRAY(microRegs, NumMicroIntRegs);
-}
-
-void IntRegFile::unserialize(Checkpoint *cp, const std::string &section)
-{
- UNSERIALIZE_ARRAY(regs, NumIntRegs);
- UNSERIALIZE_ARRAY(microRegs, NumMicroIntRegs);
-}
diff --git a/src/arch/sparc/intregfile.hh b/src/arch/sparc/intregfile.hh
index f669f6b0d..0165fca10 100644
--- a/src/arch/sparc/intregfile.hh
+++ b/src/arch/sparc/intregfile.hh
@@ -32,39 +32,12 @@
#ifndef __ARCH_SPARC_INTREGFILE_HH__
#define __ARCH_SPARC_INTREGFILE_HH__
-#include "arch/sparc/isa_traits.hh"
-#include "arch/sparc/types.hh"
-#include "base/bitfield.hh"
-
-#include <string>
-
-class Checkpoint;
+#include "arch/sparc/sparc_traits.hh"
namespace SparcISA
{
const int NumIntArchRegs = 32;
const int NumIntRegs = (MaxGL + 1) * 8 + NWindows * 16 + NumMicroIntRegs;
-
- class IntRegFile
- {
- protected:
- IntReg microRegs[NumMicroIntRegs];
- IntReg regs[NumIntRegs];
-
- public:
-
- void clear();
-
- IntRegFile();
-
- IntReg readReg(int intReg);
-
- void setReg(int intReg, const IntReg &val);
-
- void serialize(std::ostream &os);
-
- void unserialize(Checkpoint *cp, const std::string &section);
- };
}
#endif
diff --git a/src/arch/sparc/predecoder.hh b/src/arch/sparc/predecoder.hh
index 7775e858e..137e91fbd 100644
--- a/src/arch/sparc/predecoder.hh
+++ b/src/arch/sparc/predecoder.hh
@@ -32,6 +32,7 @@
#define __ARCH_SPARC_PREDECODER_HH__
#include "arch/sparc/types.hh"
+#include "base/bitfield.hh"
#include "base/misc.hh"
#include "base/types.hh"
#include "cpu/thread_context.hh"
diff --git a/src/arch/sparc/regfile.cc b/src/arch/sparc/regfile.cc
index 83a3dbcc2..e48bb07fe 100644
--- a/src/arch/sparc/regfile.cc
+++ b/src/arch/sparc/regfile.cc
@@ -68,25 +68,9 @@ void RegFile::setNextNPC(Addr val)
nnpc = val;
}
-void RegFile::clear()
-{
- intRegFile.clear();
-}
-
-IntReg RegFile::readIntReg(int intReg)
-{
- return intRegFile.readReg(intReg);
-}
-
-void RegFile::setIntReg(int intReg, const IntReg &val)
-{
- intRegFile.setReg(intReg, val);
-}
-
void
RegFile::serialize(EventManager *em, ostream &os)
{
- intRegFile.serialize(os);
SERIALIZE_SCALAR(pc);
SERIALIZE_SCALAR(npc);
SERIALIZE_SCALAR(nnpc);
@@ -95,7 +79,6 @@ RegFile::serialize(EventManager *em, ostream &os)
void
RegFile::unserialize(EventManager *em, Checkpoint *cp, const string &section)
{
- intRegFile.unserialize(cp, section);
UNSERIALIZE_SCALAR(pc);
UNSERIALIZE_SCALAR(npc);
UNSERIALIZE_SCALAR(nnpc);
diff --git a/src/arch/sparc/regfile.hh b/src/arch/sparc/regfile.hh
index c28a5274f..c3c53a414 100644
--- a/src/arch/sparc/regfile.hh
+++ b/src/arch/sparc/regfile.hh
@@ -61,16 +61,10 @@ namespace SparcISA
Addr readNextNPC();
void setNextNPC(Addr val);
- protected:
- IntRegFile intRegFile; // integer register file
-
public:
- void clear();
-
- IntReg readIntReg(int intReg);
-
- void setIntReg(int intReg, const IntReg &val);
+ void clear()
+ {}
void serialize(EventManager *em, std::ostream &os);
void unserialize(EventManager *em, Checkpoint *cp,
diff --git a/src/arch/x86/SConscript b/src/arch/x86/SConscript
index 157a703e2..f500089f3 100644
--- a/src/arch/x86/SConscript
+++ b/src/arch/x86/SConscript
@@ -94,7 +94,6 @@ if env['TARGET_ISA'] == 'x86':
Source('insts/microop.cc')
Source('insts/microregop.cc')
Source('insts/static_inst.cc')
- Source('intregfile.cc')
Source('isa.cc')
Source('miscregfile.cc')
Source('pagetable.cc')
diff --git a/src/arch/x86/intregfile.cc b/src/arch/x86/intregfile.cc
deleted file mode 100644
index 58a37cb9e..000000000
--- a/src/arch/x86/intregfile.cc
+++ /dev/null
@@ -1,132 +0,0 @@
-/*
- * Copyright (c) 2003-2007 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
- */
-
-/*
- * Copyright (c) 2007 The Hewlett-Packard Development Company
- * All rights reserved.
- *
- * Redistribution and use of this software in source and binary forms,
- * with or without modification, are permitted provided that the
- * following conditions are met:
- *
- * The software must be used only for Non-Commercial Use which means any
- * use which is NOT directed to receiving any direct monetary
- * compensation for, or commercial advantage from such use. Illustrative
- * examples of non-commercial use are academic research, personal study,
- * teaching, education and corporate research & development.
- * Illustrative examples of commercial use are distributing products for
- * commercial advantage and providing services using the software for
- * commercial advantage.
- *
- * If you wish to use this software or functionality therein that may be
- * covered by patents for commercial use, please contact:
- * Director of Intellectual Property Licensing
- * Office of Strategy and Technology
- * Hewlett-Packard Company
- * 1501 Page Mill Road
- * Palo Alto, California 94304
- *
- * 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 HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission. No right of
- * sublicense is granted herewith. Derivatives of the software and
- * output created using the software may be prepared, but only for
- * Non-Commercial Uses. Derivatives of the software may be shared with
- * others provided: (i) the others agree to abide by the list of
- * conditions herein which includes the Non-Commercial Use restrictions;
- * and (ii) such Derivatives of the software include the above copyright
- * notice to acknowledge the contribution from this software where
- * applicable, this list of conditions and the disclaimer below.
- *
- * 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/x86/intregfile.hh"
-#include "base/misc.hh"
-#include "base/trace.hh"
-#include "sim/serialize.hh"
-
-#include <string.h>
-
-using namespace X86ISA;
-using namespace std;
-
-class Checkpoint;
-
-int IntRegFile::flattenIndex(int reg)
-{
- return reg;
-}
-
-void IntRegFile::clear()
-{
- memset(regs, 0, sizeof(IntReg) * NumIntRegs);
-}
-
-IntReg IntRegFile::readReg(int intReg)
-{
- DPRINTF(IntRegs, "Read int reg %d and got value %#x\n",
- intReg, regs[intReg]);
- return regs[intReg];
-}
-
-void IntRegFile::setReg(int intReg, const IntReg &val)
-{
- DPRINTF(IntRegs, "Setting int reg %d to value %#x\n",
- intReg, val);
- regs[intReg] = val;
-}
-
-void IntRegFile::serialize(std::ostream &os)
-{
- SERIALIZE_ARRAY(regs, NumIntRegs);
-}
-
-void IntRegFile::unserialize(Checkpoint *cp, const std::string &section)
-{
- UNSERIALIZE_ARRAY(regs, NumIntRegs);
-}
diff --git a/src/arch/x86/intregfile.hh b/src/arch/x86/intregfile.hh
index 131245352..a0adcc7e6 100644
--- a/src/arch/x86/intregfile.hh
+++ b/src/arch/x86/intregfile.hh
@@ -89,41 +89,14 @@
#define __ARCH_X86_INTREGFILE_HH__
#include "arch/x86/intregs.hh"
-#include "arch/x86/types.hh"
#include "arch/x86/x86_traits.hh"
-#include <string>
-
-class Checkpoint;
-
namespace X86ISA
{
- class Regfile;
-
const int NumIntArchRegs = NUM_INTREGS;
const int NumIntRegs =
NumIntArchRegs + NumMicroIntRegs +
NumPseudoIntRegs + NumImplicitIntRegs;
-
- class IntRegFile
- {
- protected:
- IntReg regs[NumIntRegs];
-
- public:
-
- int flattenIndex(int reg);
-
- void clear();
-
- IntReg readReg(int intReg);
-
- void setReg(int intReg, const IntReg &val);
-
- void serialize(std::ostream &os);
-
- void unserialize(Checkpoint *cp, const std::string &section);
- };
}
#endif //__ARCH_X86_INTREGFILE__
diff --git a/src/arch/x86/regfile.cc b/src/arch/x86/regfile.cc
index 70680703c..54bc0999d 100644
--- a/src/arch/x86/regfile.cc
+++ b/src/arch/x86/regfile.cc
@@ -127,21 +127,6 @@ Addr RegFile::readNextNPC()
void RegFile::setNextNPC(Addr val)
{ }
-void RegFile::clear()
-{
- intRegFile.clear();
-}
-
-IntReg RegFile::readIntReg(int intReg)
-{
- return intRegFile.readReg(intReg);
-}
-
-void RegFile::setIntReg(int intReg, const IntReg &val)
-{
- intRegFile.setReg(intReg, val);
-}
-
void
X86ISA::copyMiscRegs(ThreadContext *src, ThreadContext *dest)
{
@@ -167,15 +152,3 @@ X86ISA::copyRegs(ThreadContext *src, ThreadContext *dest)
dest->setPC(src->readPC());
dest->setNextPC(src->readNextPC());
}
-
-void
-RegFile::serialize(EventManager *em, std::ostream &os)
-{
- intRegFile.serialize(os);
-}
-
-void
-RegFile::unserialize(EventManager *em, Checkpoint *cp, const string &section)
-{
- intRegFile.unserialize(cp, section);
-}
diff --git a/src/arch/x86/regfile.hh b/src/arch/x86/regfile.hh
index d1dbe3823..6f7e9120c 100644
--- a/src/arch/x86/regfile.hh
+++ b/src/arch/x86/regfile.hh
@@ -97,20 +97,17 @@ namespace X86ISA
Addr readNextNPC();
void setNextNPC(Addr val);
- protected:
- IntRegFile intRegFile; // integer register file
-
public:
- void clear();
-
- IntReg readIntReg(int intReg);
+ void clear()
+ {}
- void setIntReg(int intReg, const IntReg &val);
+ void serialize(EventManager *em, std::ostream &os)
+ {}
- void serialize(EventManager *em, std::ostream &os);
void unserialize(EventManager *em, Checkpoint *cp,
- const std::string &section);
+ const std::string &section)
+ {}
};
void copyRegs(ThreadContext *src, ThreadContext *dest);
diff --git a/src/cpu/inorder/cpu.cc b/src/cpu/inorder/cpu.cc
index 248e78314..36de86986 100644
--- a/src/cpu/inorder/cpu.cc
+++ b/src/cpu/inorder/cpu.cc
@@ -264,7 +264,7 @@ InOrderCPU::InOrderCPU(Params *params)
squashSeqNum[tid] = MaxAddr;
lastSquashCycle[tid] = 0;
- intRegFile[tid].clear();
+ memset(intRegs[tid], 0, sizeof(intRegs[tid]));
memset(floatRegs.i[tid], 0, sizeof(floatRegs.i[tid]));
isa[tid].clear();
@@ -886,7 +886,7 @@ InOrderCPU::setNextNPC(uint64_t new_NNPC, ThreadID tid)
uint64_t
InOrderCPU::readIntReg(int reg_idx, ThreadID tid)
{
- return intRegFile[tid].readReg(reg_idx);
+ return intRegs[tid][reg_idx];
}
FloatReg
@@ -904,7 +904,7 @@ InOrderCPU::readFloatRegBits(int reg_idx, ThreadID tid)
void
InOrderCPU::setIntReg(int reg_idx, uint64_t val, ThreadID tid)
{
- intRegFile[tid].setReg(reg_idx, val);
+ intRegs[tid][reg_idx] = val;
}
diff --git a/src/cpu/inorder/cpu.hh b/src/cpu/inorder/cpu.hh
index f4cc72e9c..31010a01f 100644
--- a/src/cpu/inorder/cpu.hh
+++ b/src/cpu/inorder/cpu.hh
@@ -258,11 +258,11 @@ class InOrderCPU : public BaseCPU
TheISA::IntReg nextNPC[ThePipeline::MaxThreads];
/** The Register File for the CPU */
- TheISA::IntRegFile intRegFile[ThePipeline::MaxThreads];;
union {
FloatReg f[ThePipeline::MaxThreads][TheISA::NumFloatRegs];
FloatRegBits i[ThePipeline::MaxThreads][TheISA::NumFloatRegs];
} floatRegs;
+ TheISA::IntReg intRegs[ThePipeline::MaxThreads][TheISA::NumIntRegs];
/** ISA state */
TheISA::ISA isa[ThePipeline::MaxThreads];
diff --git a/src/cpu/simple_thread.cc b/src/cpu/simple_thread.cc
index 505222b37..d88e02ff1 100644
--- a/src/cpu/simple_thread.cc
+++ b/src/cpu/simple_thread.cc
@@ -71,7 +71,7 @@ SimpleThread::SimpleThread(BaseCPU *_cpu, int _thread_num, System *_sys,
quiesceEvent = new EndQuiesceEvent(tc);
- regs.clear();
+ clearArchRegs();
if (cpu->params()->profile) {
profile = new FunctionProfile(system->kernelSymtab);
@@ -96,7 +96,7 @@ SimpleThread::SimpleThread(BaseCPU *_cpu, int _thread_num, Process *_process,
: ThreadState(_cpu, _thread_num, _process, _asid),
cpu(_cpu), itb(_itb), dtb(_dtb)
{
- regs.clear();
+ clearArchRegs();
tc = new ProxyThreadContext<SimpleThread>(this);
}
@@ -193,6 +193,7 @@ SimpleThread::serialize(ostream &os)
ThreadState::serialize(os);
regs.serialize(cpu, os);
SERIALIZE_ARRAY(floatRegs.i, TheISA::NumFloatRegs);
+ SERIALIZE_ARRAY(intRegs, TheISA::NumIntRegs);
// thread_num and cpu_id are deterministic from the config
}
@@ -203,6 +204,7 @@ SimpleThread::unserialize(Checkpoint *cp, const std::string &section)
ThreadState::unserialize(cp, section);
regs.unserialize(cpu, cp, section);
UNSERIALIZE_ARRAY(floatRegs.i, TheISA::NumFloatRegs);
+ UNSERIALIZE_ARRAY(intRegs, TheISA::NumIntRegs);
// thread_num and cpu_id are deterministic from the config
}
diff --git a/src/cpu/simple_thread.hh b/src/cpu/simple_thread.hh
index 5e29fbb6d..97c02d7b8 100644
--- a/src/cpu/simple_thread.hh
+++ b/src/cpu/simple_thread.hh
@@ -36,6 +36,7 @@
#include "arch/isa_traits.hh"
#include "arch/regfile.hh"
#include "arch/tlb.hh"
+#include "arch/types.hh"
#include "base/types.hh"
#include "config/full_system.hh"
#include "cpu/thread_context.hh"
@@ -103,6 +104,7 @@ class SimpleThread : public ThreadState
FloatReg f[TheISA::NumFloatRegs];
FloatRegBits i[TheISA::NumFloatRegs];
} floatRegs;
+ TheISA::IntReg intRegs[TheISA::NumIntRegs];
TheISA::ISA isa; // one "instance" of the current ISA.
public:
@@ -230,6 +232,7 @@ class SimpleThread : public ThreadState
void clearArchRegs()
{
regs.clear();
+ memset(intRegs, 0, sizeof(intRegs));
memset(floatRegs.i, 0, sizeof(floatRegs.i));
}
@@ -239,7 +242,7 @@ class SimpleThread : public ThreadState
uint64_t readIntReg(int reg_idx)
{
int flatIndex = isa.flattenIntIndex(reg_idx);
- return regs.readIntReg(flatIndex);
+ return intRegs[flatIndex];
}
FloatReg readFloatReg(int reg_idx)
@@ -257,7 +260,7 @@ class SimpleThread : public ThreadState
void setIntReg(int reg_idx, uint64_t val)
{
int flatIndex = isa.flattenIntIndex(reg_idx);
- regs.setIntReg(flatIndex, val);
+ intRegs[flatIndex] = val;
}
void setFloatReg(int reg_idx, FloatReg val)