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author | Steve Reinhardt <stever@eecs.umich.edu> | 2007-07-22 10:40:45 -0400 |
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committer | Steve Reinhardt <stever@eecs.umich.edu> | 2007-07-22 10:40:45 -0400 |
commit | 03730edc45e2e00bdec58dabc84e94c632634a1a (patch) | |
tree | affdbffcb174a9cfc0de933f3c240ae5f2813292 /src/arch/x86/insts/static_inst.hh | |
parent | 658eeee50715d9fd334ae3fd3e0e21b6db6de0c4 (diff) | |
parent | 2cd454d102b5da828b0fbf4b66ef1a24875e69f6 (diff) | |
download | gem5-03730edc45e2e00bdec58dabc84e94c632634a1a.tar.xz |
Merge Gabe's changes with mine.
--HG--
extra : convert_revision : f50ed42e7acb3f11e610fd6976eaa8df0c6ba2ab
Diffstat (limited to 'src/arch/x86/insts/static_inst.hh')
-rw-r--r-- | src/arch/x86/insts/static_inst.hh | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/arch/x86/insts/static_inst.hh b/src/arch/x86/insts/static_inst.hh new file mode 100644 index 000000000..c39c2956e --- /dev/null +++ b/src/arch/x86/insts/static_inst.hh @@ -0,0 +1,140 @@ +/* + * Copyright (c) 2007 The Hewlett-Packard Development Company + * All rights reserved. + * + * Redistribution and use of this software in source and binary forms, + * with or without modification, are permitted provided that the + * following conditions are met: + * + * The software must be used only for Non-Commercial Use which means any + * use which is NOT directed to receiving any direct monetary + * compensation for, or commercial advantage from such use. Illustrative + * examples of non-commercial use are academic research, personal study, + * teaching, education and corporate research & development. + * Illustrative examples of commercial use are distributing products for + * commercial advantage and providing services using the software for + * commercial advantage. + * + * If you wish to use this software or functionality therein that may be + * covered by patents for commercial use, please contact: + * Director of Intellectual Property Licensing + * Office of Strategy and Technology + * Hewlett-Packard Company + * 1501 Page Mill Road + * Palo Alto, California 94304 + * + * 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 HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. No right of + * sublicense is granted herewith. Derivatives of the software and + * output created using the software may be prepared, but only for + * Non-Commercial Uses. Derivatives of the software may be shared with + * others provided: (i) the others agree to abide by the list of + * conditions herein which includes the Non-Commercial Use restrictions; + * and (ii) such Derivatives of the software include the above copyright + * notice to acknowledge the contribution from this software where + * applicable, this list of conditions and the disclaimer below. + * + * 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_X86_INSTS_STATICINST_HH__ +#define __ARCH_X86_INSTS_STATICINST_HH__ + +#include "cpu/static_inst.hh" + +namespace X86ISA +{ + /** + * Base class for all X86 static instructions. + */ + + class X86StaticInst : public StaticInst + { + protected: + // Constructor. + X86StaticInst(const char *mnem, + ExtMachInst _machInst, OpClass __opClass) + : StaticInst(mnem, _machInst, __opClass) + { + } + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + + void printMnemonic(std::ostream &os, const char * mnemonic) const; + void printMnemonic(std::ostream &os, const char * instMnemonic, + const char * mnemonic) const; + + void printSegment(std::ostream &os, int segment) const; + + void printReg(std::ostream &os, int reg, int size) const; + void printSrcReg(std::ostream &os, int reg, int size) const; + void printDestReg(std::ostream &os, int reg, int size) const; + + inline uint64_t merge(uint64_t into, uint64_t val, int size) const + { + X86IntReg reg; + reg = into; + //FIXME This needs to be handle high bytes as well + switch(size) + { + case 1: + reg.L = val; + break; + case 2: + reg.X = val; + break; + case 4: + //XXX Check if this should be zeroed or sign extended + reg = 0; + reg.E = val; + break; + case 8: + reg.R = val; + break; + default: + panic("Tried to merge with unrecognized size %d.\n", size); + } + return val; + } + + inline uint64_t pick(uint64_t from, int size) + { + X86IntReg reg; + reg = from; + switch(size) + { + case 1: + return reg.L; + case 2: + return reg.E; + case 4: + return reg.X; + case 8: + return reg.R; + default: + panic("Tried to pick with unrecognized size %d.\n", size); + } + } + }; +} + +#endif //__ARCH_X86_INSTS_STATICINST_HH__ |