From: Gabe Black Date: Mon, 5 Mar 2007 12:23:14 +0000 (+0000) Subject: x86 register file includes. X-Git-Tag: m5_2.0_beta3~165 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=30e700600c05cf81c63b2c3f2f2a4f5f162110ad;p=gem5.git x86 register file includes. --HG-- extra : convert_revision : c00a077dd7ae8f6b48c6939034be244bcf48d715 --- diff --git a/src/arch/x86/floatregfile.hh b/src/arch/x86/floatregfile.hh new file mode 100644 index 000000000..7b1f34cd4 --- /dev/null +++ b/src/arch/x86/floatregfile.hh @@ -0,0 +1,127 @@ +/* + * 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 + */ + +#ifndef __ARCH_X86_FLOATREGFILE_HH__ +#define __ARCH_X86_FLOATREGFILE_HH__ + +#include + +#include "arch/x86/faults.hh" +#include "arch/x86/x86_traits.hh" + +class Checkpoint; + +namespace X86ISA +{ + std::string getFloatRegName(RegIndex); + + const int NumFloatArchRegs = NumMMXRegs + NumXMMRegs; + const int NumFloatRegs = NumFloatArchRegs; + + class FloatRegFile + { + protected: + double regs[NumFloatRegs]; + + public: + void clear(); + + FloatReg readReg(int floatReg, int width); + + FloatRegBits readRegBits(int floatReg, int width); + + Fault setReg(int floatReg, const FloatReg &val, int width); + + Fault setRegBits(int floatReg, const FloatRegBits &val, int width); + + void serialize(std::ostream &os); + + void unserialize(Checkpoint *cp, const std::string §ion); + }; +} + +#endif //__ARCH_X86_FLOATREGFILE_HH__ diff --git a/src/arch/x86/intregfile.hh b/src/arch/x86/intregfile.hh new file mode 100644 index 000000000..da631d444 --- /dev/null +++ b/src/arch/x86/intregfile.hh @@ -0,0 +1,129 @@ +/* + * 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 + */ + +#ifndef __ARCH_X86_INTREGFILE_HH__ +#define __ARCH_X86_INTREGFILE_HH__ + +#include "arch/x86/x86_traits.hh" +#include "arch/x86/types.hh" + +#include + +class Checkpoint; + +namespace X86ISA +{ + class Regfile; + + //This function translates integer register file indices into names + std::string getIntRegName(RegIndex); + + const int NumIntArchRegs = 16; + const int NumIntRegs = NumIntArchRegs + NumMicroIntRegs; + + 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/miscregfile.hh b/src/arch/x86/miscregfile.hh new file mode 100644 index 000000000..4f0235f78 --- /dev/null +++ b/src/arch/x86/miscregfile.hh @@ -0,0 +1,132 @@ +/* + * Copyright (c) 2003-2006 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 + */ + +/* + * 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 + */ + +#ifndef __ARCH_X86_MISCREGFILE_HH__ +#define __ARCH_X86_MISCREGFILE_HH__ + +#include "arch/x86/faults.hh" +#include "arch/x86/types.hh" + +#include + +class Checkpoint; + +namespace X86ISA +{ + std::string getMiscRegName(RegIndex); + + //These will have to be updated in the future. + const int NumMiscArchRegs = 0; + const int NumMiscRegs = 0; + + class MiscRegFile + { + void clear(); + + MiscRegFile() + { + clear(); + } + + MiscReg readReg(int miscReg); + + MiscReg readRegWithEffect(int miscReg, ThreadContext *tc); + + void setReg(int miscReg, const MiscReg &val); + + void setRegWithEffect(int miscReg, + const MiscReg &val, ThreadContext *tc); + + void serialize(std::ostream & os); + + void unserialize(Checkpoint * cp, const std::string §ion); + + void copyMiscRegs(ThreadContext * tc); + }; +} + +#endif //__ARCH_X86_MISCREGFILE_HH__ diff --git a/src/arch/x86/regfile.hh b/src/arch/x86/regfile.hh index 045ae76a0..a23f495bf 100644 --- a/src/arch/x86/regfile.hh +++ b/src/arch/x86/regfile.hh @@ -58,10 +58,103 @@ #ifndef __ARCH_X86_REGFILE_HH__ #define __ARCH_X86_REGFILE_HH__ -#error X86 is not yet supported! +#include "arch/x86/floatregfile.hh" +#include "arch/x86/intregfile.hh" +#include "arch/x86/isa_traits.hh" +#include "arch/x86/miscregfile.hh" +#include "arch/x86/types.hh" +#include "sim/host.hh" + +#include + +class Checkpoint; namespace X86ISA { -}; + class RegFile + { + protected: + Addr rip; //Program Counter + Addr nextRip; //Next Program Counter + + public: + Addr readPC(); + void SetPC(Addr val); + + Addr readNextPC(); + void setNextPC(Addr val); + + Addr readNextNPC(); + void setNextNPC(Addr val); + + protected: + IntRegFile intRegFile; // integer register file + FloatRegFile floatRegFile; // floating point register file + MiscRegFile miscRegFile; // control register file + + public: + + void clear(); + + int FlattenIntIndex(int reg); + + MiscReg readMiscReg(int miscReg); + + MiscReg readMiscRegWithEffect(int miscReg, ThreadContext *tc); + + void setMiscReg(int miscReg, const MiscReg &val); + + void setMiscRegWithEffect(int miscReg, const MiscReg &val, + ThreadContext * tc); + + int instAsid() + { + //XXX This doesn't make sense in x86 + return 0; + } + + int dataAsid() + { + //XXX This doesn't make sense in x86 + return 0; + } + + FloatReg readFloatReg(int floatReg, int width); + + FloatReg readFloatReg(int floatReg); + + FloatRegBits readFloatRegBits(int floatReg, int width); + + FloatRegBits readFloatRegBits(int floatReg); + + void setFloatReg(int floatReg, const FloatReg &val, int width); + + void setFloatReg(int floatReg, const FloatReg &val); + + void setFloatRegBits(int floatReg, const FloatRegBits &val, int width); + + void setFloatRegBits(int floatReg, const FloatRegBits &val); + + IntReg readIntReg(int intReg); + + void setIntReg(int intReg, const IntReg &val); + + void serialize(std::ostream &os); + void unserialize(Checkpoint *cp, const std::string §ion); + + public: + + void changeContext(RegContextParam param, RegContextVal val); + }; + + int flattenIntIndex(ThreadContext * tc, int reg); + + void copyRegs(ThreadContext *src, ThreadContext *dest); + + void copyMiscRegs(ThreadContext *src, ThreadContext *dest); + + int InterruptLevel(uint64_t softint); + +}; // namespace X86ISA #endif // __ARCH_X86_REGFILE_HH__