From a480ba00b96f4c2e872f5a01bfa1782500f1066e Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Wed, 8 Jul 2009 23:02:20 -0700 Subject: Registers: Eliminate the ISA defined integer register file. --- src/arch/x86/SConscript | 1 - src/arch/x86/intregfile.cc | 132 --------------------------------------------- src/arch/x86/intregfile.hh | 27 ---------- src/arch/x86/regfile.cc | 27 ---------- src/arch/x86/regfile.hh | 15 +++--- 5 files changed, 6 insertions(+), 196 deletions(-) delete mode 100644 src/arch/x86/intregfile.cc (limited to 'src/arch/x86') 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 - -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 §ion) -{ - 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 - -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 §ion); - }; } #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 §ion) -{ - 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 §ion); + const std::string §ion) + {} }; void copyRegs(ThreadContext *src, ThreadContext *dest); -- cgit v1.2.3