arguments.hh revision 9550
12SN/A/* 21762SN/A * Copyright (c) 2003-2005 The Regents of The University of Michigan 32SN/A * All rights reserved. 42SN/A * 52SN/A * Redistribution and use in source and binary forms, with or without 62SN/A * modification, are permitted provided that the following conditions are 72SN/A * met: redistributions of source code must retain the above copyright 82SN/A * notice, this list of conditions and the following disclaimer; 92SN/A * redistributions in binary form must reproduce the above copyright 102SN/A * notice, this list of conditions and the following disclaimer in the 112SN/A * documentation and/or other materials provided with the distribution; 122SN/A * neither the name of the copyright holders nor the names of its 132SN/A * contributors may be used to endorse or promote products derived from 142SN/A * this software without specific prior written permission. 152SN/A * 162SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665SN/A * 282665SN/A * Authors: Nathan Binkert 292SN/A */ 302SN/A 314826Ssaidi@eecs.umich.edu#ifndef __SIM_ARGUMENTS_HH__ 324826Ssaidi@eecs.umich.edu#define __SIM_ARGUMENTS_HH__ 332SN/A 346216Snate@binkert.org#include <cassert> 352SN/A 364826Ssaidi@eecs.umich.edu#include "arch/vtophys.hh" 3774SN/A#include "base/refcnt.hh" 386216Snate@binkert.org#include "base/types.hh" 398706Sandreas.hansson@arm.com#include "mem/fs_translating_port_proxy.hh" 402SN/A 412680SN/Aclass ThreadContext; 422SN/A 433535SN/Aclass Arguments 442SN/A{ 452SN/A protected: 462680SN/A ThreadContext *tc; 472SN/A int number; 487707Sgblack@eecs.umich.edu uint64_t getArg(uint16_t size = (uint16_t)(-1), bool fp = false); 492SN/A 502SN/A protected: 512SN/A class Data : public RefCounted 522SN/A { 532SN/A public: 542SN/A Data(){} 552SN/A ~Data(); 562SN/A 572SN/A private: 582SN/A std::list<char *> data; 592SN/A 602SN/A public: 612SN/A char *alloc(size_t size); 622SN/A }; 632SN/A 642SN/A RefCountingPtr<Data> data; 652SN/A 662SN/A public: 673535SN/A Arguments(ThreadContext *ctx, int n = 0) 682680SN/A : tc(ctx), number(n), data(NULL) 692SN/A { assert(number >= 0); data = new Data;} 703535SN/A Arguments(const Arguments &args) 712680SN/A : tc(args.tc), number(args.number), data(args.data) {} 723535SN/A ~Arguments() {} 732SN/A 742680SN/A ThreadContext *getThreadContext() const { return tc; } 752SN/A 763535SN/A const Arguments &operator=(const Arguments &args) { 772680SN/A tc = args.tc; 782SN/A number = args.number; 792SN/A data = args.data; 802SN/A return *this; 812SN/A } 822SN/A 834826Ssaidi@eecs.umich.edu // for checking if an argument is NULL 844826Ssaidi@eecs.umich.edu bool operator!() { 857707Sgblack@eecs.umich.edu return getArg() == 0; 864826Ssaidi@eecs.umich.edu } 874826Ssaidi@eecs.umich.edu 883535SN/A Arguments &operator++() { 892SN/A ++number; 902SN/A assert(number >= 0); 912SN/A return *this; 922SN/A } 932SN/A 943535SN/A Arguments operator++(int) { 953535SN/A Arguments args = *this; 962SN/A ++number; 972SN/A assert(number >= 0); 982SN/A return args; 992SN/A } 1002SN/A 1013535SN/A Arguments &operator--() { 1022SN/A --number; 1032SN/A assert(number >= 0); 1042SN/A return *this; 1052SN/A } 1062SN/A 1073535SN/A Arguments operator--(int) { 1083535SN/A Arguments args = *this; 1092SN/A --number; 1102SN/A assert(number >= 0); 1112SN/A return args; 1122SN/A } 1132SN/A 1143535SN/A const Arguments &operator+=(int index) { 1152SN/A number += index; 1162SN/A assert(number >= 0); 1172SN/A return *this; 1182SN/A } 1192SN/A 1203535SN/A const Arguments &operator-=(int index) { 1212SN/A number -= index; 1222SN/A assert(number >= 0); 1232SN/A return *this; 1242SN/A } 1252SN/A 1263535SN/A Arguments operator[](int index) { 1273535SN/A return Arguments(tc, index); 1282SN/A } 1292SN/A 1302SN/A template <class T> 1312SN/A operator T() { 1322SN/A assert(sizeof(T) <= sizeof(uint64_t)); 1339550Sandreas.hansson@arm.com T d = static_cast<T>(getArg(sizeof(T))); 1349550Sandreas.hansson@arm.com return d; 1352SN/A } 1362SN/A 1372SN/A template <class T> 1382SN/A operator T *() { 1392SN/A T *buf = (T *)data->alloc(sizeof(T)); 1409034Sandreas.hansson@arm.com CopyOut(tc, buf, getArg(sizeof(T)), sizeof(T)); 1412SN/A return buf; 1422SN/A } 1432SN/A 1442SN/A operator char *() { 1452SN/A char *buf = data->alloc(2048); 1467707Sgblack@eecs.umich.edu CopyStringOut(tc, buf, getArg(), 2048); 1472SN/A return buf; 1482SN/A } 1492SN/A}; 1502SN/A 1514826Ssaidi@eecs.umich.edu#endif // __SIM_ARGUMENTS_HH__ 152