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authorGabe Black <gblack@eecs.umich.edu>2007-03-05 12:23:14 +0000
committerGabe Black <gblack@eecs.umich.edu>2007-03-05 12:23:14 +0000
commit30e700600c05cf81c63b2c3f2f2a4f5f162110ad (patch)
treebc0c663d861d014087794d264eedf7fe8c61be9c /src
parentb9b29525a6454eacd170b27da7a428f360a6729e (diff)
downloadgem5-30e700600c05cf81c63b2c3f2f2a4f5f162110ad.tar.xz
x86 register file includes.
--HG-- extra : convert_revision : c00a077dd7ae8f6b48c6939034be244bcf48d715
Diffstat (limited to 'src')
-rw-r--r--src/arch/x86/floatregfile.hh127
-rw-r--r--src/arch/x86/intregfile.hh129
-rw-r--r--src/arch/x86/miscregfile.hh132
-rw-r--r--src/arch/x86/regfile.hh97
4 files changed, 483 insertions, 2 deletions
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 <string>
+
+#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 &section);
+ };
+}
+
+#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 <string>
+
+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 &section);
+ };
+}
+
+#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 <string>
+
+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 &section);
+
+ 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 <string>
+
+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 &section);
+
+ 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__