utility.hh revision 7707
14120Sgblack@eecs.umich.edu/* 24120Sgblack@eecs.umich.edu * Copyright (c) 2007 The Hewlett-Packard Development Company 34120Sgblack@eecs.umich.edu * All rights reserved. 44120Sgblack@eecs.umich.edu * 57087Snate@binkert.org * The license below extends only to copyright in the software and shall 67087Snate@binkert.org * not be construed as granting a license to any other intellectual 77087Snate@binkert.org * property including but not limited to intellectual property relating 87087Snate@binkert.org * to a hardware implementation of the functionality of the software 97087Snate@binkert.org * licensed hereunder. You may use the software subject to the license 107087Snate@binkert.org * terms below provided that you ensure that this notice is replicated 117087Snate@binkert.org * unmodified and in its entirety in all distributions of the software, 127087Snate@binkert.org * modified or unmodified, in source code or in binary form. 134120Sgblack@eecs.umich.edu * 147087Snate@binkert.org * Redistribution and use in source and binary forms, with or without 157087Snate@binkert.org * modification, are permitted provided that the following conditions are 167087Snate@binkert.org * met: redistributions of source code must retain the above copyright 177087Snate@binkert.org * notice, this list of conditions and the following disclaimer; 187087Snate@binkert.org * redistributions in binary form must reproduce the above copyright 197087Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 207087Snate@binkert.org * documentation and/or other materials provided with the distribution; 217087Snate@binkert.org * neither the name of the copyright holders nor the names of its 224120Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 237087Snate@binkert.org * this software without specific prior written permission. 244120Sgblack@eecs.umich.edu * 254120Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 264120Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 274120Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 284120Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 294120Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 304120Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 314120Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 324120Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 334120Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 344120Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 354120Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 364120Sgblack@eecs.umich.edu * 374120Sgblack@eecs.umich.edu * Authors: Gabe Black 384120Sgblack@eecs.umich.edu */ 394120Sgblack@eecs.umich.edu 404120Sgblack@eecs.umich.edu#ifndef __ARCH_X86_UTILITY_HH__ 414120Sgblack@eecs.umich.edu#define __ARCH_X86_UTILITY_HH__ 424120Sgblack@eecs.umich.edu 437629Sgblack@eecs.umich.edu#include "arch/x86/regs/misc.hh" 444148Sgblack@eecs.umich.edu#include "arch/x86/types.hh" 454182Sgblack@eecs.umich.edu#include "base/hashmap.hh" 464148Sgblack@eecs.umich.edu#include "base/misc.hh" 476216Snate@binkert.org#include "base/types.hh" 485135Sgblack@eecs.umich.edu#include "config/full_system.hh" 494241Sgblack@eecs.umich.edu#include "cpu/thread_context.hh" 504148Sgblack@eecs.umich.edu 514148Sgblack@eecs.umich.educlass ThreadContext; 524120Sgblack@eecs.umich.edu 534120Sgblack@eecs.umich.edunamespace X86ISA 544120Sgblack@eecs.umich.edu{ 557707Sgblack@eecs.umich.edu uint64_t 567707Sgblack@eecs.umich.edu getArgument(ThreadContext *tc, int &number, uint16_t size, bool fp); 575086Sgblack@eecs.umich.edu 584148Sgblack@eecs.umich.edu static inline bool 594148Sgblack@eecs.umich.edu inUserMode(ThreadContext *tc) 604148Sgblack@eecs.umich.edu { 615910Sgblack@eecs.umich.edu#if FULL_SYSTEM 625910Sgblack@eecs.umich.edu HandyM5Reg m5reg = tc->readMiscRegNoEffect(MISCREG_M5_REG); 635910Sgblack@eecs.umich.edu return m5reg.cpl == 3; 645910Sgblack@eecs.umich.edu#else 655910Sgblack@eecs.umich.edu return true; 665910Sgblack@eecs.umich.edu#endif 674148Sgblack@eecs.umich.edu } 684148Sgblack@eecs.umich.edu 694148Sgblack@eecs.umich.edu /** 704148Sgblack@eecs.umich.edu * Function to insure ISA semantics about 0 registers. 714148Sgblack@eecs.umich.edu * @param tc The thread context. 724148Sgblack@eecs.umich.edu */ 734148Sgblack@eecs.umich.edu template <class TC> 744148Sgblack@eecs.umich.edu void zeroRegisters(TC *tc); 754148Sgblack@eecs.umich.edu 765135Sgblack@eecs.umich.edu#if FULL_SYSTEM 774194Ssaidi@eecs.umich.edu 785135Sgblack@eecs.umich.edu void initCPU(ThreadContext *tc, int cpuId); 795135Sgblack@eecs.umich.edu 805135Sgblack@eecs.umich.edu#endif 815135Sgblack@eecs.umich.edu 825135Sgblack@eecs.umich.edu void startupCPU(ThreadContext *tc, int cpuId); 836329Sgblack@eecs.umich.edu 846329Sgblack@eecs.umich.edu void copyRegs(ThreadContext *src, ThreadContext *dest); 856329Sgblack@eecs.umich.edu 866329Sgblack@eecs.umich.edu void copyMiscRegs(ThreadContext *src, ThreadContext *dest); 877693SAli.Saidi@ARM.com 887693SAli.Saidi@ARM.com void skipFunction(ThreadContext *tc); 894120Sgblack@eecs.umich.edu}; 904120Sgblack@eecs.umich.edu 914120Sgblack@eecs.umich.edu#endif // __ARCH_X86_UTILITY_HH__ 92