vfp.hh revision 7375
1/* 2 * Copyright (c) 2010 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions are 16 * met: redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer; 18 * redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution; 21 * neither the name of the copyright holders nor the names of its 22 * contributors may be used to endorse or promote products derived from 23 * this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36 * 37 * Authors: Gabe Black 38 */ 39 40#ifndef __ARCH_ARM_INSTS_VFP_HH__ 41#define __ARCH_ARM_INSTS_VFP_HH__ 42 43#include "arch/arm/insts/misc.hh" 44 45enum VfpMicroMode { 46 VfpNotAMicroop, 47 VfpMicroop, 48 VfpFirstMicroop, 49 VfpLastMicroop 50}; 51 52template<class T> 53static inline void 54setVfpMicroFlags(VfpMicroMode mode, T &flags) 55{ 56 switch (mode) { 57 case VfpMicroop: 58 flags[StaticInst::IsMicroop] = true; 59 break; 60 case VfpFirstMicroop: 61 flags[StaticInst::IsMicroop] = 62 flags[StaticInst::IsFirstMicroop] = true; 63 break; 64 case VfpLastMicroop: 65 flags[StaticInst::IsMicroop] = 66 flags[StaticInst::IsLastMicroop] = true; 67 break; 68 case VfpNotAMicroop: 69 break; 70 } 71} 72 73class VfpRegRegOp : public RegRegOp 74{ 75 protected: 76 VfpRegRegOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, 77 IntRegIndex _dest, IntRegIndex _op1, 78 VfpMicroMode mode = VfpNotAMicroop) : 79 RegRegOp(mnem, _machInst, __opClass, _dest, _op1) 80 { 81 setVfpMicroFlags(mode, flags); 82 } 83}; 84 85class VfpRegImmOp : public RegImmOp 86{ 87 protected: 88 VfpRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, 89 IntRegIndex _dest, uint64_t _imm, 90 VfpMicroMode mode = VfpNotAMicroop) : 91 RegImmOp(mnem, _machInst, __opClass, _dest, _imm) 92 { 93 setVfpMicroFlags(mode, flags); 94 } 95}; 96 97class VfpRegRegImmOp : public RegRegImmOp 98{ 99 protected: 100 VfpRegRegImmOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, 101 IntRegIndex _dest, IntRegIndex _op1, 102 uint64_t _imm, VfpMicroMode mode = VfpNotAMicroop) : 103 RegRegImmOp(mnem, _machInst, __opClass, _dest, _op1, _imm) 104 { 105 setVfpMicroFlags(mode, flags); 106 } 107}; 108 109class VfpRegRegRegOp : public RegRegRegOp 110{ 111 protected: 112 VfpRegRegRegOp(const char *mnem, ExtMachInst _machInst, OpClass __opClass, 113 IntRegIndex _dest, IntRegIndex _op1, IntRegIndex _op2, 114 VfpMicroMode mode = VfpNotAMicroop) : 115 RegRegRegOp(mnem, _machInst, __opClass, _dest, _op1, _op2) 116 { 117 setVfpMicroFlags(mode, flags); 118 } 119}; 120 121#endif //__ARCH_ARM_INSTS_VFP_HH__ 122