/* * Copyright (c) 2003-2005 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. * * Authors: Gabe Black */ #ifndef __ARCH_ISA_SPECIFIC_HH__ #define __ARCH_ISA_SPECIFIC_HH__ //This file provides a mechanism for other source code to bring in //files from the ISA being compiled with //These are constants so you can selective compile code based on the isa //To use them, do something like // //#if THE_ISA == YOUR_FAVORITE_ISA // conditional_code //#endif // //Note that this is how this file sets up the other isa "hooks" //These macros have numerical values because otherwise the preprocessor //would treat them as 0 in comparisons. #define ALPHA_ISA 21064 #define SPARC_ISA 42 #define MIPS_ISA 34000 //These tell the preprocessor where to find the files of a particular //ISA, and set the "TheISA" macro for use elsewhere. #if THE_ISA == ALPHA_ISA #define TheISA AlphaISA #elif THE_ISA == SPARC_ISA #define TheISA SparcISA #elif THE_ISA == MIPS_ISA #define TheISA MipsISA #else #error "THE_ISA not set" #endif #endif