arguments.hh revision 3535
110447Snilay@cs.wisc.edu/* 210447Snilay@cs.wisc.edu * Copyright (c) 2003-2005 The Regents of The University of Michigan 310447Snilay@cs.wisc.edu * All rights reserved. 410447Snilay@cs.wisc.edu * 510447Snilay@cs.wisc.edu * Redistribution and use in source and binary forms, with or without 610447Snilay@cs.wisc.edu * modification, are permitted provided that the following conditions are 710447Snilay@cs.wisc.edu * met: redistributions of source code must retain the above copyright 810447Snilay@cs.wisc.edu * notice, this list of conditions and the following disclaimer; 910447Snilay@cs.wisc.edu * redistributions in binary form must reproduce the above copyright 1010447Snilay@cs.wisc.edu * notice, this list of conditions and the following disclaimer in the 1110447Snilay@cs.wisc.edu * documentation and/or other materials provided with the distribution; 1210447Snilay@cs.wisc.edu * neither the name of the copyright holders nor the names of its 1310447Snilay@cs.wisc.edu * contributors may be used to endorse or promote products derived from 1410447Snilay@cs.wisc.edu * this software without specific prior written permission. 1510447Snilay@cs.wisc.edu * 1610447Snilay@cs.wisc.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1710447Snilay@cs.wisc.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1810447Snilay@cs.wisc.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1910447Snilay@cs.wisc.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 2010447Snilay@cs.wisc.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2110447Snilay@cs.wisc.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2210447Snilay@cs.wisc.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2310447Snilay@cs.wisc.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2410447Snilay@cs.wisc.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2510447Snilay@cs.wisc.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2610447Snilay@cs.wisc.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2710447Snilay@cs.wisc.edu * 2810447Snilay@cs.wisc.edu * Authors: Nathan Binkert 2910447Snilay@cs.wisc.edu */ 3010447Snilay@cs.wisc.edu 3110447Snilay@cs.wisc.edu#ifndef __ARCH_ALPHA_ARGUMENTS_HH__ 3210447Snilay@cs.wisc.edu#define __ARCH_ALPHA_ARGUMENTS_HH__ 3310447Snilay@cs.wisc.edu 3410447Snilay@cs.wisc.edu#include <assert.h> 3510447Snilay@cs.wisc.edu 3610447Snilay@cs.wisc.edu#include "arch/alpha/vtophys.hh" 3710447Snilay@cs.wisc.edu#include "base/refcnt.hh" 3810447Snilay@cs.wisc.edu#include "sim/host.hh" 3910447Snilay@cs.wisc.edu 4010447Snilay@cs.wisc.educlass ThreadContext; 4110447Snilay@cs.wisc.edu 4210447Snilay@cs.wisc.edunamespace AlphaISA { 4310447Snilay@cs.wisc.edu 4410447Snilay@cs.wisc.educlass Arguments 4510447Snilay@cs.wisc.edu{ 4610447Snilay@cs.wisc.edu protected: 4710447Snilay@cs.wisc.edu ThreadContext *tc; 4810447Snilay@cs.wisc.edu int number; 4910447Snilay@cs.wisc.edu uint64_t getArg(bool fp = false); 5010447Snilay@cs.wisc.edu 5110447Snilay@cs.wisc.edu protected: 5210447Snilay@cs.wisc.edu class Data : public RefCounted 5310447Snilay@cs.wisc.edu { 5410447Snilay@cs.wisc.edu public: 5510447Snilay@cs.wisc.edu Data(){} 5610447Snilay@cs.wisc.edu ~Data(); 5710447Snilay@cs.wisc.edu 5810447Snilay@cs.wisc.edu private: 5910447Snilay@cs.wisc.edu std::list<char *> data; 6010447Snilay@cs.wisc.edu 6110447Snilay@cs.wisc.edu public: 6210447Snilay@cs.wisc.edu char *alloc(size_t size); 6310447Snilay@cs.wisc.edu }; 6410447Snilay@cs.wisc.edu 6510447Snilay@cs.wisc.edu RefCountingPtr<Data> data; 6610447Snilay@cs.wisc.edu 6710447Snilay@cs.wisc.edu public: 6810447Snilay@cs.wisc.edu Arguments(ThreadContext *ctx, int n = 0) 6910447Snilay@cs.wisc.edu : tc(ctx), number(n), data(NULL) 7010447Snilay@cs.wisc.edu { assert(number >= 0); data = new Data;} 7110447Snilay@cs.wisc.edu Arguments(const Arguments &args) 7210447Snilay@cs.wisc.edu : tc(args.tc), number(args.number), data(args.data) {} 7310447Snilay@cs.wisc.edu ~Arguments() {} 7410447Snilay@cs.wisc.edu 7510447Snilay@cs.wisc.edu ThreadContext *getThreadContext() const { return tc; } 7610447Snilay@cs.wisc.edu 7710447Snilay@cs.wisc.edu const Arguments &operator=(const Arguments &args) { 7810447Snilay@cs.wisc.edu tc = args.tc; 7910447Snilay@cs.wisc.edu number = args.number; 8010447Snilay@cs.wisc.edu data = args.data; 8110447Snilay@cs.wisc.edu return *this; 8210447Snilay@cs.wisc.edu } 8310447Snilay@cs.wisc.edu 8410447Snilay@cs.wisc.edu Arguments &operator++() { 8510447Snilay@cs.wisc.edu ++number; 8610447Snilay@cs.wisc.edu assert(number >= 0); 8710447Snilay@cs.wisc.edu return *this; 8810447Snilay@cs.wisc.edu } 8910447Snilay@cs.wisc.edu 9010447Snilay@cs.wisc.edu Arguments operator++(int) { 9110447Snilay@cs.wisc.edu Arguments args = *this; 9210447Snilay@cs.wisc.edu ++number; 9310447Snilay@cs.wisc.edu assert(number >= 0); 9410447Snilay@cs.wisc.edu return args; 9510447Snilay@cs.wisc.edu } 9610447Snilay@cs.wisc.edu 9710447Snilay@cs.wisc.edu Arguments &operator--() { 9810447Snilay@cs.wisc.edu --number; 9910447Snilay@cs.wisc.edu assert(number >= 0); 10010447Snilay@cs.wisc.edu return *this; 10110447Snilay@cs.wisc.edu } 10210447Snilay@cs.wisc.edu 10310447Snilay@cs.wisc.edu Arguments operator--(int) { 10410447Snilay@cs.wisc.edu Arguments args = *this; 10510447Snilay@cs.wisc.edu --number; 10610447Snilay@cs.wisc.edu assert(number >= 0); 10710447Snilay@cs.wisc.edu return args; 10810447Snilay@cs.wisc.edu } 10910447Snilay@cs.wisc.edu 11010447Snilay@cs.wisc.edu const Arguments &operator+=(int index) { 11110447Snilay@cs.wisc.edu number += index; 11210447Snilay@cs.wisc.edu assert(number >= 0); 11310447Snilay@cs.wisc.edu return *this; 11410447Snilay@cs.wisc.edu } 11510447Snilay@cs.wisc.edu 11610447Snilay@cs.wisc.edu const Arguments &operator-=(int index) { 11710447Snilay@cs.wisc.edu number -= index; 11810447Snilay@cs.wisc.edu assert(number >= 0); 11910447Snilay@cs.wisc.edu return *this; 12010447Snilay@cs.wisc.edu } 12110447Snilay@cs.wisc.edu 12210447Snilay@cs.wisc.edu Arguments operator[](int index) { 12310447Snilay@cs.wisc.edu return Arguments(tc, index); 12410447Snilay@cs.wisc.edu } 12510447Snilay@cs.wisc.edu 12610447Snilay@cs.wisc.edu template <class T> 12710447Snilay@cs.wisc.edu operator T() { 12810447Snilay@cs.wisc.edu assert(sizeof(T) <= sizeof(uint64_t)); 12910447Snilay@cs.wisc.edu T data = static_cast<T>(getArg()); 13010447Snilay@cs.wisc.edu return data; 13110447Snilay@cs.wisc.edu } 13210447Snilay@cs.wisc.edu 13310447Snilay@cs.wisc.edu template <class T> 13410447Snilay@cs.wisc.edu operator T *() { 13510447Snilay@cs.wisc.edu T *buf = (T *)data->alloc(sizeof(T)); 13610447Snilay@cs.wisc.edu CopyData(tc, buf, getArg(), sizeof(T)); 13710447Snilay@cs.wisc.edu return buf; 13810447Snilay@cs.wisc.edu } 13910447Snilay@cs.wisc.edu 14010447Snilay@cs.wisc.edu operator char *() { 14110447Snilay@cs.wisc.edu char *buf = data->alloc(2048); 14210447Snilay@cs.wisc.edu CopyStringOut(tc, buf, getArg(), 2048); 14310447Snilay@cs.wisc.edu return buf; 14410447Snilay@cs.wisc.edu } 14510447Snilay@cs.wisc.edu}; 14610447Snilay@cs.wisc.edu 14710447Snilay@cs.wisc.edu}; // namespace AlphaISA 14810447Snilay@cs.wisc.edu 14910447Snilay@cs.wisc.edu#endif // __ARCH_ALPHA_ARGUMENTS_HH__ 15010447Snilay@cs.wisc.edu