From: Gabe Black Date: Sun, 12 Feb 2006 17:14:14 +0000 (-0500) Subject: vptr.hh: X-Git-Tag: m5_2.0_beta1~87^2~106^2 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=47a065d9f0dc25ece52ca3c4c6ab1a196bad6371;p=gem5.git vptr.hh: Rename: arch/alpha/vptr.hh -> sim/vptr.hh --HG-- rename : arch/alpha/vptr.hh => sim/vptr.hh extra : convert_revision : 345745efec49f6169d1d9f61fd590240a995373b --- diff --git a/arch/alpha/vptr.hh b/arch/alpha/vptr.hh deleted file mode 100644 index d1bda4061..000000000 --- a/arch/alpha/vptr.hh +++ /dev/null @@ -1,114 +0,0 @@ -/* - * Copyright (c) 2004-2005 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. - */ - -#ifndef __ARCH_ALPHA_VPTR_HH__ -#define __ARCH_ALPHA_VPTR_HH__ - -#include "arch/alpha/vtophys.hh" - -class ExecContext; - -template -class VPtr -{ - public: - typedef T Type; - - private: - ExecContext *xc; - Addr ptr; - - public: - ExecContext *GetXC() const { return xc; } - Addr GetPointer() const { return ptr; } - - public: - explicit VPtr(ExecContext *_xc, Addr p = 0) : xc(_xc), ptr(p) { } - template - VPtr(const VPtr &vp) : xc(vp.GetXC()), ptr(vp.GetPointer()) {} - ~VPtr() {} - - bool operator!() const - { - return ptr == 0; - } - - VPtr operator+(int offset) - { - VPtr ptr(*this); - ptr += offset; - - return ptr; - } - - const VPtr &operator+=(int offset) - { - ptr += offset; - assert((ptr & (AlphaISA::PageBytes - 1)) + sizeof(T) - < AlphaISA::PageBytes); - - return *this; - } - - const VPtr &operator=(Addr p) - { - assert((p & (AlphaISA::PageBytes)) + sizeof(T) < AlphaISA::PageBytes); - ptr = p; - - return *this; - } - - template - const VPtr &operator=(const VPtr &vp) - { - xc = vp.GetXC(); - ptr = vp.GetPointer(); - - return *this; - } - - operator T *() - { - void *addr = vtomem(xc, ptr, sizeof(T)); - return (T *)addr; - } - - T *operator->() - { - void *addr = vtomem(xc, ptr, sizeof(T)); - return (T *)addr; - } - - T &operator*() - { - void *addr = vtomem(xc, ptr, sizeof(T)); - return *(T *)addr; - } -}; - -#endif // __ARCH_ALPHA_VPTR_HH__ diff --git a/sim/vptr.hh b/sim/vptr.hh new file mode 100644 index 000000000..d1bda4061 --- /dev/null +++ b/sim/vptr.hh @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2004-2005 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. + */ + +#ifndef __ARCH_ALPHA_VPTR_HH__ +#define __ARCH_ALPHA_VPTR_HH__ + +#include "arch/alpha/vtophys.hh" + +class ExecContext; + +template +class VPtr +{ + public: + typedef T Type; + + private: + ExecContext *xc; + Addr ptr; + + public: + ExecContext *GetXC() const { return xc; } + Addr GetPointer() const { return ptr; } + + public: + explicit VPtr(ExecContext *_xc, Addr p = 0) : xc(_xc), ptr(p) { } + template + VPtr(const VPtr &vp) : xc(vp.GetXC()), ptr(vp.GetPointer()) {} + ~VPtr() {} + + bool operator!() const + { + return ptr == 0; + } + + VPtr operator+(int offset) + { + VPtr ptr(*this); + ptr += offset; + + return ptr; + } + + const VPtr &operator+=(int offset) + { + ptr += offset; + assert((ptr & (AlphaISA::PageBytes - 1)) + sizeof(T) + < AlphaISA::PageBytes); + + return *this; + } + + const VPtr &operator=(Addr p) + { + assert((p & (AlphaISA::PageBytes)) + sizeof(T) < AlphaISA::PageBytes); + ptr = p; + + return *this; + } + + template + const VPtr &operator=(const VPtr &vp) + { + xc = vp.GetXC(); + ptr = vp.GetPointer(); + + return *this; + } + + operator T *() + { + void *addr = vtomem(xc, ptr, sizeof(T)); + return (T *)addr; + } + + T *operator->() + { + void *addr = vtomem(xc, ptr, sizeof(T)); + return (T *)addr; + } + + T &operator*() + { + void *addr = vtomem(xc, ptr, sizeof(T)); + return *(T *)addr; + } +}; + +#endif // __ARCH_ALPHA_VPTR_HH__