From a76c4b8ca101c0c89659a536da6271d4116850de Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Sun, 12 Oct 2008 15:31:28 -0700 Subject: [PATCH] X86: Implement CPUID with a magical function instead of microcode. --- src/arch/x86/SConscript | 2 +- src/arch/x86/cpuid.cc | 160 +++++++ src/arch/x86/cpuid.hh | 61 +++ src/arch/x86/isa/decoder/two_byte_opcodes.isa | 11 +- src/arch/x86/isa/formats/cpuid.isa | 110 +++++ src/arch/x86/isa/formats/formats.isa | 3 + src/arch/x86/isa/includes.isa | 1 + .../x86/isa/insts/general_purpose/__init__.py | 1 - .../general_purpose/processor_information.py | 402 ------------------ src/arch/x86/isa/operands.isa | 5 +- 10 files changed, 349 insertions(+), 407 deletions(-) create mode 100644 src/arch/x86/cpuid.cc create mode 100644 src/arch/x86/cpuid.hh create mode 100644 src/arch/x86/isa/formats/cpuid.isa delete mode 100644 src/arch/x86/isa/insts/general_purpose/processor_information.py diff --git a/src/arch/x86/SConscript b/src/arch/x86/SConscript index c1a1b9ba3..cd2445c7e 100644 --- a/src/arch/x86/SConscript +++ b/src/arch/x86/SConscript @@ -86,6 +86,7 @@ Import('*') if env['TARGET_ISA'] == 'x86': + Source('cpuid.cc') Source('emulenv.cc') Source('floatregfile.cc') Source('faults.cc') @@ -173,7 +174,6 @@ if env['TARGET_ISA'] == 'x86': 'general_purpose/load_segment_registers.py', 'general_purpose/logical.py', 'general_purpose/no_operation.py', - 'general_purpose/processor_information.py', 'general_purpose/rotate_and_shift/__init__.py', 'general_purpose/rotate_and_shift/rotate.py', 'general_purpose/rotate_and_shift/shift.py', diff --git a/src/arch/x86/cpuid.cc b/src/arch/x86/cpuid.cc new file mode 100644 index 000000000..247965df4 --- /dev/null +++ b/src/arch/x86/cpuid.cc @@ -0,0 +1,160 @@ +/* + * Copyright (c) 2008 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 + */ + +#include "arch/x86/cpuid.hh" +#include "base/bitfield.hh" +#include "cpu/thread_context.hh" + +namespace X86ISA { + enum StandardCpuidFunction { + VendorAndLargestStdFunc, + FamilyModelStepping, + NumStandardCpuidFuncs + }; + + enum ExtendedCpuidFunctions { + VendorAndLargestExtFunc, + FamilyModelSteppingBrandFeatures, + NameString1, + NameString2, + NameString3, + L1CacheAndTLB, + L2L3CacheAndL2TLB, + APMInfo, + + /* + * The following are defined by the spec but not yet implemented + */ +/* LongModeAddressSize, + // Function 9 is reserved + SVMInfo = 10, + // Functions 11-24 are reserved + TLB1GBPageInfo = 25, + PerformanceInfo,*/ + + NumExtendedCpuidFuncs + }; + + static const int vendorStringSize = 13; + static const char vendorString[vendorStringSize] = "AuthenticAMD"; + static const int nameStringSize = 48; + static const char nameString[nameStringSize] = "Fake M5 x86_64 CPU"; + + uint64_t + stringToRegister(const char *str) + { + uint64_t reg = 0; + for (int pos = 3; pos >=0; pos--) { + reg <<= 8; + reg |= str[pos]; + } + return reg; + } + + bool + doCpuid(ThreadContext * tc, uint32_t function, CpuidResult &result) + { + uint16_t family = bits(function, 31, 16); + uint16_t funcNum = bits(function, 15, 0); + if (family == 0x8000) { + // The extended functions + switch (funcNum) { + case VendorAndLargestExtFunc: + assert(vendorStringSize >= 12); + result = CpuidResult( + NumExtendedCpuidFuncs - 1, + stringToRegister(vendorString), + stringToRegister(vendorString + 4), + stringToRegister(vendorString + 8)); + break; + case FamilyModelSteppingBrandFeatures: + result = CpuidResult(0x00020f51, 0x00000405, + 0xe3d3fbff, 0x00000001); + break; + case NameString1: + case NameString2: + case NameString3: + { + // Zero fill anything beyond the end of the string. This + // should go away once the string is a vetted parameter. + char cleanName[nameStringSize]; + memset(cleanName, '\0', nameStringSize); + strncpy(cleanName, nameString, nameStringSize); + + int offset = (funcNum - NameString1) * 16; + assert(nameStringSize >= offset + 16); + result = CpuidResult( + stringToRegister(cleanName + offset + 0), + stringToRegister(cleanName + offset + 4), + stringToRegister(cleanName + offset + 8), + stringToRegister(cleanName + offset + 12)); + } + break; + case L1CacheAndTLB: + result = CpuidResult(0xff08ff08, 0xff20ff20, + 0x40020140, 0x40020140); + break; + case L2L3CacheAndL2TLB: + result = CpuidResult(0x00000000, 0x42004200, + 0x00000000, 0x04008140); + break; + case APMInfo: + result = CpuidResult(0x80000018, 0x68747541, + 0x69746e65, 0x444d4163); + break; +/* case LongModeAddressSize: + case SVMInfo: + case TLB1GBPageInfo: + case PerformanceInfo:*/ + default: + return false; + } + } else if(family == 0x0000) { + // The standard functions + switch (funcNum) { + case VendorAndLargestStdFunc: + assert(vendorStringSize >= 12); + result = CpuidResult( + NumStandardCpuidFuncs - 1, + stringToRegister(vendorString), + stringToRegister(vendorString + 4), + stringToRegister(vendorString + 8)); + break; + case FamilyModelStepping: + result = CpuidResult(0x00020f51, 0000000405, + 0xe3d3fbff, 0x00000001); + break; + default: + return false; + } + } + return true; + } +} //namespace X86ISA diff --git a/src/arch/x86/cpuid.hh b/src/arch/x86/cpuid.hh new file mode 100644 index 000000000..5cb4c7972 --- /dev/null +++ b/src/arch/x86/cpuid.hh @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2008 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 + */ + +#ifndef __ARCH_X86_CPUID_HH__ +#define __ARCH_X86_CPUID_HH__ + +#include + +class ThreadContext; + +namespace X86ISA +{ + struct CpuidResult + { + uint64_t rax; + uint64_t rbx; + uint64_t rcx; + uint64_t rdx; + + // These are not in alphebetical order on purpose. The order reflects + // how the CPUID orders the registers when it returns results. + CpuidResult(uint64_t _rax, uint64_t _rbx, + uint64_t _rdx, uint64_t _rcx) : + rax(_rax), rbx(_rbx), rcx(_rcx), rdx(_rdx) + {} + + CpuidResult() + {} + }; + + bool doCpuid(ThreadContext * tc, uint32_t function, CpuidResult &result); +} // namespace X86ISA + +#endif diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa index 5ada6fd4f..bceb0595e 100644 --- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa +++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa @@ -168,7 +168,7 @@ #if FULL_SYSTEM 0x05: syscall(); #else - 0x05: SyscallInst::syscall('xc->syscall(rax)', IsSyscall); + 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall); #endif 0x06: clts(); //sandpile.org says (AMD) after sysret, so I might want to check @@ -707,7 +707,14 @@ 0x14: decode OPCODE_OP_BOTTOM3 { 0x0: push_fs(); 0x1: pop_fs(); - 0x2: Inst::CPUID(rAd); + 0x2: CPUIDInst::CPUID({{ + CpuidResult result; + success = doCpuid(xc->tcBase(), Rax, result); + Rax = result.rax; + Rbx = result.rbx; + Rcx = result.rcx; + Rdx = result.rdx; + }}); 0x3: Inst::BT(Ev,Gv); 0x4: shld_Ev_Gv_Ib(); 0x5: shld_Ev_Gv_rCl(); diff --git a/src/arch/x86/isa/formats/cpuid.isa b/src/arch/x86/isa/formats/cpuid.isa new file mode 100644 index 000000000..204270556 --- /dev/null +++ b/src/arch/x86/isa/formats/cpuid.isa @@ -0,0 +1,110 @@ +// Copyright (c) 2008 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 + +output header {{ + class CPUIDInst : public X86ISA::X86StaticInst + { + public: + static const RegIndex foldOBit = 0; + /// Constructor + CPUIDInst(const char *_mnemonic, ExtMachInst _machInst, + OpClass __opClass) : + X86ISA::X86StaticInst(_mnemonic, _machInst, __opClass) + { + } + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + }; +}}; + +output decoder {{ + std::string CPUIDInst::generateDisassembly(Addr PC, + const SymbolTable *symtab) const + { + std::stringstream response; + + printMnemonic(response, mnemonic); + ccprintf(response, " "); + printReg(response, _srcRegIdx[0], machInst.opSize); + return response.str(); + } +}}; + +def template CPUIDExecute {{ + Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, + Trace::InstRecord *traceData) const + { + // If the CPUID instruction used a valid function number, this will + // be set to true. Otherwise, the instruction does nothing. + bool success; + %(op_decl)s; + %(op_rd)s; + %(code)s; + if (success) { + %(op_wb)s; + } + return NoFault; + } +}}; + +def format CPUIDInst(code, *opt_flags) {{ + iop = InstObjParams(name, Name, 'CPUIDInst', code, opt_flags) + header_output = BasicDeclare.subst(iop) + decoder_output = BasicConstructor.subst(iop) + decode_block = BasicDecode.subst(iop) + exec_output = CPUIDExecute.subst(iop) +}}; + diff --git a/src/arch/x86/isa/formats/formats.isa b/src/arch/x86/isa/formats/formats.isa index 6906413c0..81179ab45 100644 --- a/src/arch/x86/isa/formats/formats.isa +++ b/src/arch/x86/isa/formats/formats.isa @@ -85,6 +85,9 @@ //Templates from this format are used later ##include "basic.isa" +//Include a format to generate a CPUID instruction. +##include "cpuid.isa" + //Include the "unknown" format ##include "unknown.isa" diff --git a/src/arch/x86/isa/includes.isa b/src/arch/x86/isa/includes.isa index 6d0fe6d86..926e9185a 100644 --- a/src/arch/x86/isa/includes.isa +++ b/src/arch/x86/isa/includes.isa @@ -145,6 +145,7 @@ output exec {{ #include #include +#include "arch/x86/cpuid.hh" #include "arch/x86/miscregs.hh" #include "arch/x86/tlb.hh" #include "base/bigint.hh" diff --git a/src/arch/x86/isa/insts/general_purpose/__init__.py b/src/arch/x86/isa/insts/general_purpose/__init__.py index 4f77cb233..23f955f08 100644 --- a/src/arch/x86/isa/insts/general_purpose/__init__.py +++ b/src/arch/x86/isa/insts/general_purpose/__init__.py @@ -65,7 +65,6 @@ categories = ["arithmetic", "load_segment_registers", "logical", "no_operation", - "processor_information", "rotate_and_shift", "semaphores", "string", diff --git a/src/arch/x86/isa/insts/general_purpose/processor_information.py b/src/arch/x86/isa/insts/general_purpose/processor_information.py deleted file mode 100644 index 4b73789af..000000000 --- a/src/arch/x86/isa/insts/general_purpose/processor_information.py +++ /dev/null @@ -1,402 +0,0 @@ -# Copyright (c) 2007-2008 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 - -microcode = ''' -def macroop CPUID_R { - -# -# Find which type of cpuid function it is by checking bit 31. Also clear that -# bit to form an offset into the functions of that type. -# - limm t1, 0x80000000, dataSize=4 - and t2, t1, rax, flags=(EZF,) - # clear the bit - xor t1, t2, rax - -# -# Do range checking on the offset -# - # If EZF is set, the function is standard and the max is 0x1. - movi t2, t2, 0x1, flags=(CEZF,) - # If EZF is cleared, the function is extended and the max is 0x18. - movi t2, t2, 0x18, flags=(nCEZF,) - subi t0, t1, t2, flags=(ECF,) - # ECF will be set if the offset is too large. - bri t0, label("end"), flags=(nCECF,) - - -# -# Jump to the right portion -# - movi t2, t2, label("standardStart"), flags=(CEZF,) - movi t2, t2, label("extendedStart"), flags=(nCEZF,) - # This gives each function 8 microops to use. It's wasteful because only - # 5 will be needed, but a multiply would be expensive. In the system - # described in the RISC86 patent, the fifth instruction would really be - # the sequencing field on an op quad, so each function would be implemented - # by -exactly- one op quad. Since we're approximating, this should be ok. - slli t1, t1, 3 - br t2, t1 - -############################################################################# -############################################################################# - -# -# Standard functions. -# - -standardStart: - -# 0x00000000 -- Processor Vendor and Largest Standard Function Number - limm rax, 0x00000001, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x00000001 -- Family, Model, Stepping Identifiers - limm rax, 0x00020f51, dataSize=4 - limm rbx, 0x00000405, dataSize=4 - limm rdx, 0xe3d3fbff, dataSize=4 - limm rcx, 0x00000001, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# -# Extended functions. -# - -extendedStart: - -# 0x80000000 -- Processor Vendor and Largest Extended Function Number - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000001 -- EAX: AMD Family, Model, Stepping -# EBX: BrandId Identifier -# ECX: Feature Identifiers -# EDX: Feature Identifiers - limm rax, 0x00020f51, dataSize=4 - limm rbx, 0x00000405, dataSize=4 - limm rdx, 0xe3d3fbff, dataSize=4 - limm rcx, 0x00000001, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000002 -- Processor Name String Identifier - limm rax, 0x656B6146, dataSize=4 - limm rbx, 0x20354D20, dataSize=4 - limm rcx, 0x5F363878, dataSize=4 - limm rdx, 0x43203436, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000003 -- Processor Name String Identifier - limm rax, 0x00005550, dataSize=4 - limm rbx, 0x00000000, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x00000000, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000004 -- Processor Name String Identifier - limm rax, 0x00000000, dataSize=4 - limm rbx, 0x00000000, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x00000000, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000005 -- L1 Cache and TLB Identifiers - limm rax, 0xff08ff08, dataSize=4 - limm rbx, 0xff20ff20, dataSize=4 - limm rdx, 0x40020140, dataSize=4 - limm rcx, 0x40020140, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000006 -- L2/L3 Cache and L2 TLB Identifiers - limm rax, 0x00000000, dataSize=4 - limm rbx, 0x42004200, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x04008140, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000007 -- Advanced Power Management Information - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000008 -- Long Mode Address Size Identification - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000009 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000A -- SVM Revision and Feature Identification - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000B -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000C -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000D -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000E -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000F -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000010 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000011 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000012 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000013 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000014 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000015 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000016 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000017 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000018 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -end: - fault "NoFault" -}; -''' diff --git a/src/arch/x86/isa/operands.isa b/src/arch/x86/isa/operands.isa index 446580c1b..8bb7c5bb1 100644 --- a/src/arch/x86/isa/operands.isa +++ b/src/arch/x86/isa/operands.isa @@ -109,7 +109,10 @@ def operands {{ 'Quotient': ('IntReg', 'uqw', 'INTREG_IMPLICIT(2)', 'IsInteger', 9), 'Remainder': ('IntReg', 'uqw', 'INTREG_IMPLICIT(3)', 'IsInteger', 10), 'Divisor': ('IntReg', 'uqw', 'INTREG_IMPLICIT(4)', 'IsInteger', 11), - 'rax': ('IntReg', 'uqw', '(INTREG_RAX)', 'IsInteger', 12), + 'Rax': ('IntReg', 'uqw', '(INTREG_RAX)', 'IsInteger', 12), + 'Rbx': ('IntReg', 'uqw', '(INTREG_RBX)', 'IsInteger', 13), + 'Rcx': ('IntReg', 'uqw', '(INTREG_RCX)', 'IsInteger', 14), + 'Rdx': ('IntReg', 'uqw', '(INTREG_RDX)', 'IsInteger', 15), 'FpSrcReg1': ('FloatReg', 'df', 'src1', 'IsFloating', 20), 'FpSrcReg2': ('FloatReg', 'df', 'src2', 'IsFloating', 21), 'FpDestReg': ('FloatReg', 'df', 'dest', 'IsFloating', 22),