exec_context.hh revision 11303
111147Smitch.hayenga@arm.com/* 211147Smitch.hayenga@arm.com * Copyright (c) 2014-2015 ARM Limited 311147Smitch.hayenga@arm.com * All rights reserved 411147Smitch.hayenga@arm.com * 511147Smitch.hayenga@arm.com * The license below extends only to copyright in the software and shall 611147Smitch.hayenga@arm.com * not be construed as granting a license to any other intellectual 711147Smitch.hayenga@arm.com * property including but not limited to intellectual property relating 811147Smitch.hayenga@arm.com * to a hardware implementation of the functionality of the software 911147Smitch.hayenga@arm.com * licensed hereunder. You may use the software subject to the license 1011147Smitch.hayenga@arm.com * terms below provided that you ensure that this notice is replicated 1111147Smitch.hayenga@arm.com * unmodified and in its entirety in all distributions of the software, 1211147Smitch.hayenga@arm.com * modified or unmodified, in source code or in binary form. 1311147Smitch.hayenga@arm.com * 1411147Smitch.hayenga@arm.com * Copyright (c) 2002-2005 The Regents of The University of Michigan 1511147Smitch.hayenga@arm.com * All rights reserved. 1611147Smitch.hayenga@arm.com * 1711147Smitch.hayenga@arm.com * Redistribution and use in source and binary forms, with or without 1811147Smitch.hayenga@arm.com * modification, are permitted provided that the following conditions are 1911147Smitch.hayenga@arm.com * met: redistributions of source code must retain the above copyright 2011147Smitch.hayenga@arm.com * notice, this list of conditions and the following disclaimer; 2111147Smitch.hayenga@arm.com * redistributions in binary form must reproduce the above copyright 2211147Smitch.hayenga@arm.com * notice, this list of conditions and the following disclaimer in the 2311147Smitch.hayenga@arm.com * documentation and/or other materials provided with the distribution; 2411147Smitch.hayenga@arm.com * neither the name of the copyright holders nor the names of its 2511147Smitch.hayenga@arm.com * contributors may be used to endorse or promote products derived from 2611147Smitch.hayenga@arm.com * this software without specific prior written permission. 2711147Smitch.hayenga@arm.com * 2811147Smitch.hayenga@arm.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2911147Smitch.hayenga@arm.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 3011147Smitch.hayenga@arm.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 3111147Smitch.hayenga@arm.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 3211147Smitch.hayenga@arm.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 3311147Smitch.hayenga@arm.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3411147Smitch.hayenga@arm.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3511147Smitch.hayenga@arm.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3611147Smitch.hayenga@arm.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3711147Smitch.hayenga@arm.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3811147Smitch.hayenga@arm.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3911147Smitch.hayenga@arm.com * 4011147Smitch.hayenga@arm.com * Authors: Kevin Lim 4111147Smitch.hayenga@arm.com * Andreas Sandberg 4211147Smitch.hayenga@arm.com * Mitch Hayenga 4311147Smitch.hayenga@arm.com */ 4411147Smitch.hayenga@arm.com 4511147Smitch.hayenga@arm.com#ifndef __CPU_SIMPLE_EXEC_CONTEXT_HH__ 4611147Smitch.hayenga@arm.com#define __CPU_SIMPLE_EXEC_CONTEXT_HH__ 4711147Smitch.hayenga@arm.com 4811147Smitch.hayenga@arm.com#include "arch/registers.hh" 4911147Smitch.hayenga@arm.com#include "base/types.hh" 5011147Smitch.hayenga@arm.com#include "config/the_isa.hh" 5111147Smitch.hayenga@arm.com#include "cpu/base.hh" 5211147Smitch.hayenga@arm.com#include "cpu/exec_context.hh" 5311147Smitch.hayenga@arm.com#include "cpu/simple/base.hh" 5411147Smitch.hayenga@arm.com#include "cpu/static_inst_fwd.hh" 5511147Smitch.hayenga@arm.com#include "cpu/translation.hh" 5611147Smitch.hayenga@arm.com 5711147Smitch.hayenga@arm.comclass BaseSimpleCPU; 5811147Smitch.hayenga@arm.com 5911147Smitch.hayenga@arm.comclass SimpleExecContext : public ExecContext { 6011147Smitch.hayenga@arm.com protected: 6111147Smitch.hayenga@arm.com typedef TheISA::MiscReg MiscReg; 6211147Smitch.hayenga@arm.com typedef TheISA::FloatReg FloatReg; 6311147Smitch.hayenga@arm.com typedef TheISA::FloatRegBits FloatRegBits; 6411147Smitch.hayenga@arm.com typedef TheISA::CCReg CCReg; 6511147Smitch.hayenga@arm.com 6611147Smitch.hayenga@arm.com public: 6711147Smitch.hayenga@arm.com BaseSimpleCPU *cpu; 6811147Smitch.hayenga@arm.com SimpleThread* thread; 6911147Smitch.hayenga@arm.com 7011147Smitch.hayenga@arm.com // This is the offset from the current pc that fetch should be performed 7111147Smitch.hayenga@arm.com Addr fetchOffset; 7211147Smitch.hayenga@arm.com // This flag says to stay at the current pc. This is useful for 7311147Smitch.hayenga@arm.com // instructions which go beyond MachInst boundaries. 7411147Smitch.hayenga@arm.com bool stayAtPC; 7511147Smitch.hayenga@arm.com 7611147Smitch.hayenga@arm.com // Branch prediction 7711147Smitch.hayenga@arm.com TheISA::PCState predPC; 7811147Smitch.hayenga@arm.com 7911147Smitch.hayenga@arm.com /** PER-THREAD STATS */ 8011147Smitch.hayenga@arm.com 8111147Smitch.hayenga@arm.com // Number of simulated instructions 8211147Smitch.hayenga@arm.com Counter numInst; 8311147Smitch.hayenga@arm.com Stats::Scalar numInsts; 8411147Smitch.hayenga@arm.com Counter numOp; 8511147Smitch.hayenga@arm.com Stats::Scalar numOps; 8611147Smitch.hayenga@arm.com 8711147Smitch.hayenga@arm.com // Number of integer alu accesses 8811147Smitch.hayenga@arm.com Stats::Scalar numIntAluAccesses; 8911147Smitch.hayenga@arm.com 9011147Smitch.hayenga@arm.com // Number of float alu accesses 9111147Smitch.hayenga@arm.com Stats::Scalar numFpAluAccesses; 9211147Smitch.hayenga@arm.com 9311147Smitch.hayenga@arm.com // Number of function calls/returns 9411147Smitch.hayenga@arm.com Stats::Scalar numCallsReturns; 9511147Smitch.hayenga@arm.com 9611147Smitch.hayenga@arm.com // Conditional control instructions; 9711147Smitch.hayenga@arm.com Stats::Scalar numCondCtrlInsts; 9811147Smitch.hayenga@arm.com 9911147Smitch.hayenga@arm.com // Number of int instructions 10011147Smitch.hayenga@arm.com Stats::Scalar numIntInsts; 10111147Smitch.hayenga@arm.com 10211147Smitch.hayenga@arm.com // Number of float instructions 10311147Smitch.hayenga@arm.com Stats::Scalar numFpInsts; 10411147Smitch.hayenga@arm.com 10511147Smitch.hayenga@arm.com // Number of integer register file accesses 10611147Smitch.hayenga@arm.com Stats::Scalar numIntRegReads; 10711147Smitch.hayenga@arm.com Stats::Scalar numIntRegWrites; 10811147Smitch.hayenga@arm.com 10911147Smitch.hayenga@arm.com // Number of float register file accesses 11011147Smitch.hayenga@arm.com Stats::Scalar numFpRegReads; 11111147Smitch.hayenga@arm.com Stats::Scalar numFpRegWrites; 11211147Smitch.hayenga@arm.com 11311147Smitch.hayenga@arm.com // Number of condition code register file accesses 11411147Smitch.hayenga@arm.com Stats::Scalar numCCRegReads; 11511147Smitch.hayenga@arm.com Stats::Scalar numCCRegWrites; 11611147Smitch.hayenga@arm.com 11711147Smitch.hayenga@arm.com // Number of simulated memory references 11811147Smitch.hayenga@arm.com Stats::Scalar numMemRefs; 11911147Smitch.hayenga@arm.com Stats::Scalar numLoadInsts; 12011147Smitch.hayenga@arm.com Stats::Scalar numStoreInsts; 12111147Smitch.hayenga@arm.com 12211147Smitch.hayenga@arm.com // Number of idle cycles 12311147Smitch.hayenga@arm.com Stats::Formula numIdleCycles; 12411147Smitch.hayenga@arm.com 12511147Smitch.hayenga@arm.com // Number of busy cycles 12611147Smitch.hayenga@arm.com Stats::Formula numBusyCycles; 12711147Smitch.hayenga@arm.com 12811147Smitch.hayenga@arm.com // Number of simulated loads 12911147Smitch.hayenga@arm.com Counter numLoad; 13011147Smitch.hayenga@arm.com 13111147Smitch.hayenga@arm.com // Number of idle cycles 13211147Smitch.hayenga@arm.com Stats::Average notIdleFraction; 13311147Smitch.hayenga@arm.com Stats::Formula idleFraction; 13411147Smitch.hayenga@arm.com 13511147Smitch.hayenga@arm.com // Number of cycles stalled for I-cache responses 13611147Smitch.hayenga@arm.com Stats::Scalar icacheStallCycles; 13711147Smitch.hayenga@arm.com Counter lastIcacheStall; 13811147Smitch.hayenga@arm.com 13911147Smitch.hayenga@arm.com // Number of cycles stalled for D-cache responses 14011147Smitch.hayenga@arm.com Stats::Scalar dcacheStallCycles; 14111147Smitch.hayenga@arm.com Counter lastDcacheStall; 14211147Smitch.hayenga@arm.com 14311147Smitch.hayenga@arm.com /// @{ 14411147Smitch.hayenga@arm.com /// Total number of branches fetched 14511147Smitch.hayenga@arm.com Stats::Scalar numBranches; 14611147Smitch.hayenga@arm.com /// Number of branches predicted as taken 14711147Smitch.hayenga@arm.com Stats::Scalar numPredictedBranches; 14811147Smitch.hayenga@arm.com /// Number of misprediced branches 14911147Smitch.hayenga@arm.com Stats::Scalar numBranchMispred; 15011147Smitch.hayenga@arm.com /// @} 15111147Smitch.hayenga@arm.com 15211147Smitch.hayenga@arm.com // Instruction mix histogram by OpClass 15311147Smitch.hayenga@arm.com Stats::Vector statExecutedInstType; 15411147Smitch.hayenga@arm.com 15511147Smitch.hayenga@arm.com public: 15611147Smitch.hayenga@arm.com /** Constructor */ 15711147Smitch.hayenga@arm.com SimpleExecContext(BaseSimpleCPU* _cpu, SimpleThread* _thread) 15811147Smitch.hayenga@arm.com : cpu(_cpu), thread(_thread), fetchOffset(0), stayAtPC(false), 15911147Smitch.hayenga@arm.com numInst(0), numOp(0), numLoad(0), lastIcacheStall(0), lastDcacheStall(0) 16011147Smitch.hayenga@arm.com { } 16111147Smitch.hayenga@arm.com 16211147Smitch.hayenga@arm.com /** Reads an integer register. */ 16311168Sandreas.hansson@arm.com IntReg readIntRegOperand(const StaticInst *si, int idx) override 16411147Smitch.hayenga@arm.com { 16511147Smitch.hayenga@arm.com numIntRegReads++; 16611147Smitch.hayenga@arm.com return thread->readIntReg(si->srcRegIdx(idx)); 16711147Smitch.hayenga@arm.com } 16811147Smitch.hayenga@arm.com 16911147Smitch.hayenga@arm.com /** Sets an integer register to a value. */ 17011168Sandreas.hansson@arm.com void setIntRegOperand(const StaticInst *si, int idx, IntReg val) override 17111147Smitch.hayenga@arm.com { 17211147Smitch.hayenga@arm.com numIntRegWrites++; 17311147Smitch.hayenga@arm.com thread->setIntReg(si->destRegIdx(idx), val); 17411147Smitch.hayenga@arm.com } 17511147Smitch.hayenga@arm.com 17611147Smitch.hayenga@arm.com /** Reads a floating point register of single register width. */ 17711168Sandreas.hansson@arm.com FloatReg readFloatRegOperand(const StaticInst *si, int idx) override 17811147Smitch.hayenga@arm.com { 17911147Smitch.hayenga@arm.com numFpRegReads++; 18011147Smitch.hayenga@arm.com int reg_idx = si->srcRegIdx(idx) - TheISA::FP_Reg_Base; 18111147Smitch.hayenga@arm.com return thread->readFloatReg(reg_idx); 18211147Smitch.hayenga@arm.com } 18311147Smitch.hayenga@arm.com 18411147Smitch.hayenga@arm.com /** Reads a floating point register in its binary format, instead 18511147Smitch.hayenga@arm.com * of by value. */ 18611168Sandreas.hansson@arm.com FloatRegBits readFloatRegOperandBits(const StaticInst *si, int idx) override 18711147Smitch.hayenga@arm.com { 18811147Smitch.hayenga@arm.com numFpRegReads++; 18911147Smitch.hayenga@arm.com int reg_idx = si->srcRegIdx(idx) - TheISA::FP_Reg_Base; 19011147Smitch.hayenga@arm.com return thread->readFloatRegBits(reg_idx); 19111147Smitch.hayenga@arm.com } 19211147Smitch.hayenga@arm.com 19311147Smitch.hayenga@arm.com /** Sets a floating point register of single width to a value. */ 19411168Sandreas.hansson@arm.com void setFloatRegOperand(const StaticInst *si, int idx, 19511168Sandreas.hansson@arm.com FloatReg val) override 19611147Smitch.hayenga@arm.com { 19711147Smitch.hayenga@arm.com numFpRegWrites++; 19811147Smitch.hayenga@arm.com int reg_idx = si->destRegIdx(idx) - TheISA::FP_Reg_Base; 19911147Smitch.hayenga@arm.com thread->setFloatReg(reg_idx, val); 20011147Smitch.hayenga@arm.com } 20111147Smitch.hayenga@arm.com 20211147Smitch.hayenga@arm.com /** Sets the bits of a floating point register of single width 20311147Smitch.hayenga@arm.com * to a binary value. */ 20411147Smitch.hayenga@arm.com void setFloatRegOperandBits(const StaticInst *si, int idx, 20511168Sandreas.hansson@arm.com FloatRegBits val) override 20611147Smitch.hayenga@arm.com { 20711147Smitch.hayenga@arm.com numFpRegWrites++; 20811147Smitch.hayenga@arm.com int reg_idx = si->destRegIdx(idx) - TheISA::FP_Reg_Base; 20911147Smitch.hayenga@arm.com thread->setFloatRegBits(reg_idx, val); 21011147Smitch.hayenga@arm.com } 21111147Smitch.hayenga@arm.com 21211168Sandreas.hansson@arm.com CCReg readCCRegOperand(const StaticInst *si, int idx) override 21311147Smitch.hayenga@arm.com { 21411147Smitch.hayenga@arm.com numCCRegReads++; 21511147Smitch.hayenga@arm.com int reg_idx = si->srcRegIdx(idx) - TheISA::CC_Reg_Base; 21611147Smitch.hayenga@arm.com return thread->readCCReg(reg_idx); 21711147Smitch.hayenga@arm.com } 21811147Smitch.hayenga@arm.com 21911168Sandreas.hansson@arm.com void setCCRegOperand(const StaticInst *si, int idx, CCReg val) override 22011147Smitch.hayenga@arm.com { 22111147Smitch.hayenga@arm.com numCCRegWrites++; 22211147Smitch.hayenga@arm.com int reg_idx = si->destRegIdx(idx) - TheISA::CC_Reg_Base; 22311147Smitch.hayenga@arm.com thread->setCCReg(reg_idx, val); 22411147Smitch.hayenga@arm.com } 22511147Smitch.hayenga@arm.com 22611168Sandreas.hansson@arm.com MiscReg readMiscRegOperand(const StaticInst *si, int idx) override 22711147Smitch.hayenga@arm.com { 22811147Smitch.hayenga@arm.com numIntRegReads++; 22911147Smitch.hayenga@arm.com int reg_idx = si->srcRegIdx(idx) - TheISA::Misc_Reg_Base; 23011147Smitch.hayenga@arm.com return thread->readMiscReg(reg_idx); 23111147Smitch.hayenga@arm.com } 23211147Smitch.hayenga@arm.com 23311168Sandreas.hansson@arm.com void setMiscRegOperand(const StaticInst *si, int idx, 23411168Sandreas.hansson@arm.com const MiscReg &val) override 23511147Smitch.hayenga@arm.com { 23611147Smitch.hayenga@arm.com numIntRegWrites++; 23711147Smitch.hayenga@arm.com int reg_idx = si->destRegIdx(idx) - TheISA::Misc_Reg_Base; 23811147Smitch.hayenga@arm.com thread->setMiscReg(reg_idx, val); 23911147Smitch.hayenga@arm.com } 24011147Smitch.hayenga@arm.com 24111147Smitch.hayenga@arm.com /** 24211147Smitch.hayenga@arm.com * Reads a miscellaneous register, handling any architectural 24311147Smitch.hayenga@arm.com * side effects due to reading that register. 24411147Smitch.hayenga@arm.com */ 24511168Sandreas.hansson@arm.com MiscReg readMiscReg(int misc_reg) override 24611147Smitch.hayenga@arm.com { 24711147Smitch.hayenga@arm.com numIntRegReads++; 24811147Smitch.hayenga@arm.com return thread->readMiscReg(misc_reg); 24911147Smitch.hayenga@arm.com } 25011147Smitch.hayenga@arm.com 25111147Smitch.hayenga@arm.com /** 25211147Smitch.hayenga@arm.com * Sets a miscellaneous register, handling any architectural 25311147Smitch.hayenga@arm.com * side effects due to writing that register. 25411147Smitch.hayenga@arm.com */ 25511168Sandreas.hansson@arm.com void setMiscReg(int misc_reg, const MiscReg &val) override 25611147Smitch.hayenga@arm.com { 25711147Smitch.hayenga@arm.com numIntRegWrites++; 25811147Smitch.hayenga@arm.com thread->setMiscReg(misc_reg, val); 25911147Smitch.hayenga@arm.com } 26011147Smitch.hayenga@arm.com 26111168Sandreas.hansson@arm.com PCState pcState() const override 26211147Smitch.hayenga@arm.com { 26311147Smitch.hayenga@arm.com return thread->pcState(); 26411147Smitch.hayenga@arm.com } 26511147Smitch.hayenga@arm.com 26611168Sandreas.hansson@arm.com void pcState(const PCState &val) override 26711147Smitch.hayenga@arm.com { 26811147Smitch.hayenga@arm.com thread->pcState(val); 26911147Smitch.hayenga@arm.com } 27011147Smitch.hayenga@arm.com 27111147Smitch.hayenga@arm.com 27211147Smitch.hayenga@arm.com /** 27311147Smitch.hayenga@arm.com * Record the effective address of the instruction. 27411147Smitch.hayenga@arm.com * 27511147Smitch.hayenga@arm.com * @note Only valid for memory ops. 27611147Smitch.hayenga@arm.com */ 27711168Sandreas.hansson@arm.com void setEA(Addr EA) override 27811147Smitch.hayenga@arm.com { panic("BaseSimpleCPU::setEA() not implemented\n"); } 27911147Smitch.hayenga@arm.com 28011147Smitch.hayenga@arm.com /** 28111147Smitch.hayenga@arm.com * Get the effective address of the instruction. 28211147Smitch.hayenga@arm.com * 28311147Smitch.hayenga@arm.com * @note Only valid for memory ops. 28411147Smitch.hayenga@arm.com */ 28511168Sandreas.hansson@arm.com Addr getEA() const override 28611147Smitch.hayenga@arm.com { panic("BaseSimpleCPU::getEA() not implemented\n"); } 28711147Smitch.hayenga@arm.com 28811147Smitch.hayenga@arm.com Fault readMem(Addr addr, uint8_t *data, unsigned int size, 28911168Sandreas.hansson@arm.com unsigned int flags) override 29011147Smitch.hayenga@arm.com { 29111147Smitch.hayenga@arm.com return cpu->readMem(addr, data, size, flags); 29211147Smitch.hayenga@arm.com } 29311147Smitch.hayenga@arm.com 29411303Ssteve.reinhardt@amd.com Fault initiateMemRead(Addr addr, unsigned int size, 29511303Ssteve.reinhardt@amd.com unsigned int flags) override 29611303Ssteve.reinhardt@amd.com { 29711303Ssteve.reinhardt@amd.com return cpu->initiateMemRead(addr, size, flags); 29811303Ssteve.reinhardt@amd.com } 29911303Ssteve.reinhardt@amd.com 30011147Smitch.hayenga@arm.com Fault writeMem(uint8_t *data, unsigned int size, Addr addr, 30111168Sandreas.hansson@arm.com unsigned int flags, uint64_t *res) override 30211147Smitch.hayenga@arm.com { 30311147Smitch.hayenga@arm.com return cpu->writeMem(data, size, addr, flags, res); 30411147Smitch.hayenga@arm.com } 30511147Smitch.hayenga@arm.com 30611147Smitch.hayenga@arm.com /** 30711147Smitch.hayenga@arm.com * Sets the number of consecutive store conditional failures. 30811147Smitch.hayenga@arm.com */ 30911168Sandreas.hansson@arm.com void setStCondFailures(unsigned int sc_failures) override 31011147Smitch.hayenga@arm.com { 31111147Smitch.hayenga@arm.com thread->setStCondFailures(sc_failures); 31211147Smitch.hayenga@arm.com } 31311147Smitch.hayenga@arm.com 31411147Smitch.hayenga@arm.com /** 31511147Smitch.hayenga@arm.com * Returns the number of consecutive store conditional failures. 31611147Smitch.hayenga@arm.com */ 31711168Sandreas.hansson@arm.com unsigned int readStCondFailures() const override 31811147Smitch.hayenga@arm.com { 31911147Smitch.hayenga@arm.com return thread->readStCondFailures(); 32011147Smitch.hayenga@arm.com } 32111147Smitch.hayenga@arm.com 32211147Smitch.hayenga@arm.com /** 32311147Smitch.hayenga@arm.com * Executes a syscall specified by the callnum. 32411147Smitch.hayenga@arm.com */ 32511168Sandreas.hansson@arm.com void syscall(int64_t callnum) override 32611147Smitch.hayenga@arm.com { 32711147Smitch.hayenga@arm.com if (FullSystem) 32811147Smitch.hayenga@arm.com panic("Syscall emulation isn't available in FS mode."); 32911147Smitch.hayenga@arm.com 33011147Smitch.hayenga@arm.com thread->syscall(callnum); 33111147Smitch.hayenga@arm.com } 33211147Smitch.hayenga@arm.com 33311147Smitch.hayenga@arm.com /** Returns a pointer to the ThreadContext. */ 33411168Sandreas.hansson@arm.com ThreadContext *tcBase() override 33511147Smitch.hayenga@arm.com { 33611147Smitch.hayenga@arm.com return thread->getTC(); 33711147Smitch.hayenga@arm.com } 33811147Smitch.hayenga@arm.com 33911147Smitch.hayenga@arm.com /** 34011147Smitch.hayenga@arm.com * Somewhat Alpha-specific function that handles returning from an 34111147Smitch.hayenga@arm.com * error or interrupt. 34211147Smitch.hayenga@arm.com */ 34311168Sandreas.hansson@arm.com Fault hwrei() override 34411147Smitch.hayenga@arm.com { 34511147Smitch.hayenga@arm.com return thread->hwrei(); 34611147Smitch.hayenga@arm.com } 34711147Smitch.hayenga@arm.com 34811147Smitch.hayenga@arm.com /** 34911147Smitch.hayenga@arm.com * Check for special simulator handling of specific PAL calls. If 35011147Smitch.hayenga@arm.com * return value is false, actual PAL call will be suppressed. 35111147Smitch.hayenga@arm.com */ 35211168Sandreas.hansson@arm.com bool simPalCheck(int palFunc) override 35311147Smitch.hayenga@arm.com { 35411147Smitch.hayenga@arm.com return thread->simPalCheck(palFunc); 35511147Smitch.hayenga@arm.com } 35611147Smitch.hayenga@arm.com 35711168Sandreas.hansson@arm.com bool readPredicate() override 35811147Smitch.hayenga@arm.com { 35911147Smitch.hayenga@arm.com return thread->readPredicate(); 36011147Smitch.hayenga@arm.com } 36111147Smitch.hayenga@arm.com 36211168Sandreas.hansson@arm.com void setPredicate(bool val) override 36311147Smitch.hayenga@arm.com { 36411147Smitch.hayenga@arm.com thread->setPredicate(val); 36511147Smitch.hayenga@arm.com 36611147Smitch.hayenga@arm.com if (cpu->traceData) { 36711147Smitch.hayenga@arm.com cpu->traceData->setPredicate(val); 36811147Smitch.hayenga@arm.com } 36911147Smitch.hayenga@arm.com } 37011147Smitch.hayenga@arm.com 37111147Smitch.hayenga@arm.com /** 37211147Smitch.hayenga@arm.com * Invalidate a page in the DTLB <i>and</i> ITLB. 37311147Smitch.hayenga@arm.com */ 37411168Sandreas.hansson@arm.com void demapPage(Addr vaddr, uint64_t asn) override 37511147Smitch.hayenga@arm.com { 37611147Smitch.hayenga@arm.com thread->demapPage(vaddr, asn); 37711147Smitch.hayenga@arm.com } 37811147Smitch.hayenga@arm.com 37911168Sandreas.hansson@arm.com void armMonitor(Addr address) override 38011147Smitch.hayenga@arm.com { 38111148Smitch.hayenga@arm.com cpu->armMonitor(thread->threadId(), address); 38211147Smitch.hayenga@arm.com } 38311147Smitch.hayenga@arm.com 38411168Sandreas.hansson@arm.com bool mwait(PacketPtr pkt) override 38511147Smitch.hayenga@arm.com { 38611148Smitch.hayenga@arm.com return cpu->mwait(thread->threadId(), pkt); 38711147Smitch.hayenga@arm.com } 38811147Smitch.hayenga@arm.com 38911168Sandreas.hansson@arm.com void mwaitAtomic(ThreadContext *tc) override 39011147Smitch.hayenga@arm.com { 39111148Smitch.hayenga@arm.com cpu->mwaitAtomic(thread->threadId(), tc, thread->dtb); 39211147Smitch.hayenga@arm.com } 39311147Smitch.hayenga@arm.com 39411168Sandreas.hansson@arm.com AddressMonitor *getAddrMonitor() override 39511147Smitch.hayenga@arm.com { 39611148Smitch.hayenga@arm.com return cpu->getCpuAddrMonitor(thread->threadId()); 39711147Smitch.hayenga@arm.com } 39811147Smitch.hayenga@arm.com 39911147Smitch.hayenga@arm.com#if THE_ISA == MIPS_ISA 40011147Smitch.hayenga@arm.com MiscReg readRegOtherThread(int regIdx, ThreadID tid = InvalidThreadID) 40111168Sandreas.hansson@arm.com override 40211147Smitch.hayenga@arm.com { 40311147Smitch.hayenga@arm.com panic("Simple CPU models do not support multithreaded " 40411147Smitch.hayenga@arm.com "register access."); 40511147Smitch.hayenga@arm.com } 40611147Smitch.hayenga@arm.com 40711147Smitch.hayenga@arm.com void setRegOtherThread(int regIdx, MiscReg val, 40811168Sandreas.hansson@arm.com ThreadID tid = InvalidThreadID) override 40911147Smitch.hayenga@arm.com { 41011147Smitch.hayenga@arm.com panic("Simple CPU models do not support multithreaded " 41111147Smitch.hayenga@arm.com "register access."); 41211147Smitch.hayenga@arm.com } 41311147Smitch.hayenga@arm.com 41411147Smitch.hayenga@arm.com#endif 41511147Smitch.hayenga@arm.com 41611147Smitch.hayenga@arm.com}; 41711147Smitch.hayenga@arm.com 41811147Smitch.hayenga@arm.com#endif // __CPU_EXEC_CONTEXT_HH__ 419