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author | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:15:16 -0700 |
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committer | Gabe Black <gblack@eecs.umich.edu> | 2009-08-17 18:15:16 -0700 |
commit | cec4e3b39e701a68c8d9456189e5476ac56e3f98 (patch) | |
tree | 6c09094a1921285a13717aa58e9ca7af2c061c88 /src/arch/x86/insts | |
parent | 0b68fbdbe1ec70d5291a3416dac1475c777952c8 (diff) | |
download | gem5-cec4e3b39e701a68c8d9456189e5476ac56e3f98.tar.xz |
X86: Create base classes for use with media/SIMD microops.
Diffstat (limited to 'src/arch/x86/insts')
-rw-r--r-- | src/arch/x86/insts/micromediaop.cc | 63 | ||||
-rw-r--r-- | src/arch/x86/insts/micromediaop.hh | 113 |
2 files changed, 176 insertions, 0 deletions
diff --git a/src/arch/x86/insts/micromediaop.cc b/src/arch/x86/insts/micromediaop.cc new file mode 100644 index 000000000..07ae360ee --- /dev/null +++ b/src/arch/x86/insts/micromediaop.cc @@ -0,0 +1,63 @@ +/* + * Copyright (c) 2009 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 + */ + +#include "arch/x86/insts/micromediaop.hh" +#include "arch/x86/miscregs.hh" +#include <string> + +namespace X86ISA +{ + std::string MediaOpReg::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + + printMnemonic(response, instMnem, mnemonic); + printDestReg(response, 0, destSize); + response << ", "; + printSrcReg(response, 0, srcSize); + response << ", "; + printSrcReg(response, 1, srcSize); + return response.str(); + } + + std::string MediaOpImm::generateDisassembly(Addr pc, + const SymbolTable *symtab) const + { + std::stringstream response; + + printMnemonic(response, instMnem, mnemonic); + printDestReg(response, 0, destSize); + response << ", "; + printSrcReg(response, 0, srcSize); + ccprintf(response, ", %#x", imm8); + return response.str(); + } +} diff --git a/src/arch/x86/insts/micromediaop.hh b/src/arch/x86/insts/micromediaop.hh new file mode 100644 index 000000000..e1fde70ad --- /dev/null +++ b/src/arch/x86/insts/micromediaop.hh @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2009 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_X86_INSTS_MICROMEDIAOP_HH__ +#define __ARCH_X86_INSTS_MICROMEDIAOP_HH__ + +#include "arch/x86/insts/microop.hh" + +namespace X86ISA +{ + class MediaOpBase : public X86MicroopBase + { + protected: + const RegIndex src1; + const RegIndex dest; + const uint8_t srcSize; + const uint8_t destSize; + const uint8_t sel; + static const RegIndex foldOBit = 0; + + // Constructor + MediaOpBase(ExtMachInst _machInst, + const char *mnem, const char *_instMnem, + bool isMicro, bool isDelayed, + bool isFirst, bool isLast, + InstRegIndex _src1, InstRegIndex _dest, + uint8_t _srcSize, uint8_t _destSize, uint8_t _sel, + OpClass __opClass) : + X86MicroopBase(_machInst, mnem, _instMnem, + isMicro, isDelayed, isFirst, isLast, + __opClass), + src1(_src1.idx), dest(_dest.idx), + srcSize(_srcSize), destSize(_destSize), sel(_sel) + {} + }; + + class MediaOpReg : public MediaOpBase + { + protected: + const RegIndex src2; + + // Constructor + MediaOpReg(ExtMachInst _machInst, + const char *mnem, const char *_instMnem, + bool isMicro, bool isDelayed, + bool isFirst, bool isLast, + InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest, + uint8_t _srcSize, uint8_t _destSize, uint8_t _sel, + OpClass __opClass) : + MediaOpBase(_machInst, mnem, _instMnem, + isMicro, isDelayed, isFirst, isLast, + _src1, _dest, _srcSize, _destSize, _sel, + __opClass), + src2(_src2.idx) + {} + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + }; + + class MediaOpImm : public MediaOpBase + { + protected: + uint8_t imm8; + + // Constructor + MediaOpImm(ExtMachInst _machInst, + const char *mnem, const char *_instMnem, + bool isMicro, bool isDelayed, + bool isFirst, bool isLast, + InstRegIndex _src1, uint8_t _imm8, InstRegIndex _dest, + uint8_t _srcSize, uint8_t _destSize, uint8_t _sel, + OpClass __opClass) : + MediaOpBase(_machInst, mnem, _instMnem, + isMicro, isDelayed, isFirst, isLast, + _src1, _dest, _srcSize, _destSize, _sel, + __opClass), + imm8(_imm8) + {} + + std::string generateDisassembly(Addr pc, + const SymbolTable *symtab) const; + }; +} + +#endif //__ARCH_X86_INSTS_MICROMEDIAOP_HH__ |