2 * Copyright (c) 2009 The Regents of The University of Michigan
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;
9 * redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution;
12 * neither the name of the copyright holders nor the names of its
13 * contributors may be used to endorse or promote products derived from
14 * this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #ifndef __ARCH_X86_INSTS_MICROMEDIAOP_HH__
30 #define __ARCH_X86_INSTS_MICROMEDIAOP_HH__
32 #include "arch/x86/insts/microop.hh"
44 class MediaOpBase : public X86MicroopBase
49 const uint8_t srcSize;
50 const uint8_t destSize;
52 static const RegIndex foldOBit = 0;
55 MediaOpBase(ExtMachInst _machInst,
56 const char *mnem, const char *_instMnem, uint64_t setFlags,
57 InstRegIndex _src1, InstRegIndex _dest,
58 uint8_t _srcSize, uint8_t _destSize, uint8_t _ext,
60 X86MicroopBase(_machInst, mnem, _instMnem, setFlags,
62 src1(_src1.index()), dest(_dest.index()),
63 srcSize(_srcSize), destSize(_destSize), ext(_ext)
69 return ext & MediaScalarOp;
73 numItems(int size) const
75 return scalarOp() ? 1 : (sizeof(uint64_t) / size);
81 return ext & MediaMultHiOp;
87 return ext & MediaSignedOp;
91 class MediaOpReg : public MediaOpBase
97 MediaOpReg(ExtMachInst _machInst,
98 const char *mnem, const char *_instMnem, uint64_t setFlags,
99 InstRegIndex _src1, InstRegIndex _src2, InstRegIndex _dest,
100 uint8_t _srcSize, uint8_t _destSize, uint8_t _ext,
102 MediaOpBase(_machInst, mnem, _instMnem, setFlags,
103 _src1, _dest, _srcSize, _destSize, _ext,
108 std::string generateDisassembly(Addr pc,
109 const Loader::SymbolTable *symtab) const override;
112 class MediaOpImm : public MediaOpBase
118 MediaOpImm(ExtMachInst _machInst,
119 const char *mnem, const char *_instMnem, uint64_t setFlags,
120 InstRegIndex _src1, uint8_t _imm8, InstRegIndex _dest,
121 uint8_t _srcSize, uint8_t _destSize, uint8_t _ext,
123 MediaOpBase(_machInst, mnem, _instMnem, setFlags,
124 _src1, _dest, _srcSize, _destSize, _ext,
129 std::string generateDisassembly(Addr pc,
130 const Loader::SymbolTable *symtab) const override;
135 #endif //__ARCH_X86_INSTS_MICROMEDIAOP_HH__