bitfields.isa revision 12763
110448Snilay@cs.wisc.edu// -*- mode:c++ -*- 210448Snilay@cs.wisc.edu 310448Snilay@cs.wisc.edu// Copyright (c) 2010, 2011, 2018 ARM Limited 410448Snilay@cs.wisc.edu// All rights reserved 510448Snilay@cs.wisc.edu// 610448Snilay@cs.wisc.edu// The license below extends only to copyright in the software and shall 710448Snilay@cs.wisc.edu// not be construed as granting a license to any other intellectual 810448Snilay@cs.wisc.edu// property including but not limited to intellectual property relating 910448Snilay@cs.wisc.edu// to a hardware implementation of the functionality of the software 1010448Snilay@cs.wisc.edu// licensed hereunder. You may use the software subject to the license 1110448Snilay@cs.wisc.edu// terms below provided that you ensure that this notice is replicated 1210448Snilay@cs.wisc.edu// unmodified and in its entirety in all distributions of the software, 1310448Snilay@cs.wisc.edu// modified or unmodified, in source code or in binary form. 1410448Snilay@cs.wisc.edu// 1510448Snilay@cs.wisc.edu// Copyright (c) 2007-2008 The Florida State University 1610448Snilay@cs.wisc.edu// All rights reserved. 1710448Snilay@cs.wisc.edu// 1810448Snilay@cs.wisc.edu// Redistribution and use in source and binary forms, with or without 1910448Snilay@cs.wisc.edu// modification, are permitted provided that the following conditions are 2010448Snilay@cs.wisc.edu// met: redistributions of source code must retain the above copyright 2110448Snilay@cs.wisc.edu// notice, this list of conditions and the following disclaimer; 2210447Snilay@cs.wisc.edu// redistributions in binary form must reproduce the above copyright 2310447Snilay@cs.wisc.edu// notice, this list of conditions and the following disclaimer in the 2410447Snilay@cs.wisc.edu// documentation and/or other materials provided with the distribution; 2510448Snilay@cs.wisc.edu// neither the name of the copyright holders nor the names of its 2610448Snilay@cs.wisc.edu// contributors may be used to endorse or promote products derived from 2710448Snilay@cs.wisc.edu// this software without specific prior written permission. 2810447Snilay@cs.wisc.edu// 2910447Snilay@cs.wisc.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 3010447Snilay@cs.wisc.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 3110447Snilay@cs.wisc.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 3210447Snilay@cs.wisc.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 3310447Snilay@cs.wisc.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 3410447Snilay@cs.wisc.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 3510447Snilay@cs.wisc.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 3610447Snilay@cs.wisc.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 3710447Snilay@cs.wisc.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 3810447Snilay@cs.wisc.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 3910447Snilay@cs.wisc.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 4010447Snilay@cs.wisc.edu// 4110447Snilay@cs.wisc.edu// Authors: Stephen Hines 4210447Snilay@cs.wisc.edu 4310447Snilay@cs.wisc.edu//////////////////////////////////////////////////////////////////// 4410447Snilay@cs.wisc.edu// 4510447Snilay@cs.wisc.edu// Bitfield definitions. 4610448Snilay@cs.wisc.edu// 4710447Snilay@cs.wisc.edu 4810447Snilay@cs.wisc.edu// Opcode fields 4910448Snilay@cs.wisc.edudef bitfield DECODERFAULT decoderFault; 5010448Snilay@cs.wisc.edudef bitfield ILLEGALEXEC illegalExecution; 5110447Snilay@cs.wisc.edu 5210447Snilay@cs.wisc.edudef bitfield ENCODING encoding; 5310448Snilay@cs.wisc.edudef bitfield OPCODE opcode; 5410448Snilay@cs.wisc.edudef bitfield MEDIA_OPCODE mediaOpcode; 5510448Snilay@cs.wisc.edudef bitfield MEDIA_OPCODE2 mediaOpcode2; 5610448Snilay@cs.wisc.edudef bitfield USEIMM useImm; 5710448Snilay@cs.wisc.edudef bitfield OPCODE_24 opcode24; 5810447Snilay@cs.wisc.edudef bitfield OPCODE_24_23 opcode24_23; 5910448Snilay@cs.wisc.edudef bitfield OPCODE_23_20 opcode23_20; 6010448Snilay@cs.wisc.edudef bitfield OPCODE_23_21 opcode23_21; 6110447Snilay@cs.wisc.edudef bitfield OPCODE_22 opcode22; 6210448Snilay@cs.wisc.edudef bitfield OPCODE_20 opcode20; 6310448Snilay@cs.wisc.edudef bitfield OPCODE_19_16 opcode19_16; 6410447Snilay@cs.wisc.edudef bitfield OPCODE_19 opcode19; 6510448Snilay@cs.wisc.edudef bitfield OPCODE_18 opcode18; 6610448Snilay@cs.wisc.edudef bitfield OPCODE_15_12 opcode15_12; 6710447Snilay@cs.wisc.edudef bitfield OPCODE_15 opcode15; 6810447Snilay@cs.wisc.edudef bitfield MISC_OPCODE miscOpcode; 6910447Snilay@cs.wisc.edudef bitfield OPC2 opc2; 70def bitfield OPCODE_7 opcode7; 71def bitfield OPCODE_6 opcode6; 72def bitfield OPCODE_4 opcode4; 73 74def bitfield IS_MISC isMisc; 75def bitfield SEVEN_AND_FOUR sevenAndFour; 76 77def bitfield THUMB thumb; 78def bitfield BIGTHUMB bigThumb; 79def bitfield AARCH64 aarch64; 80 81// Other 82def bitfield COND_CODE condCode; 83def bitfield S_FIELD sField; 84def bitfield RN rn; 85def bitfield RD rd; 86def bitfield RT rt; 87def bitfield SHIFT_SIZE shiftSize; 88def bitfield SHIFT shift; 89def bitfield RM rm; 90 91def bitfield RS rs; 92 93def bitfield PUSWL puswl; 94def bitfield PREPOST puswl.prepost; 95def bitfield UP puswl.up; 96def bitfield PSRUSER puswl.psruser; 97def bitfield WRITEBACK puswl.writeback; 98def bitfield LOADOP puswl.loadOp; 99 100def bitfield PUBWL pubwl; 101 102def bitfield IMM imm; 103 104def bitfield IMMED_11_0 immed11_0; 105def bitfield IMMED_7_0 immed7_0; 106 107def bitfield IMMED_HI_11_8 immedHi11_8; 108def bitfield IMMED_LO_3_0 immedLo3_0; 109 110def bitfield IMMED_23_0 immed23_0; 111 112def bitfield CPNUM cpNum; 113// Note that FP Regs are only 3 bits 114def bitfield FN fn; 115def bitfield FD fd; 116def bitfield FPREGIMM fpRegImm; 117// We can just use 3:0 for FM since the hard-wired FP regs are handled in 118// float_regfile.hh 119def bitfield FM fm; 120def bitfield FPIMM fpImm; 121def bitfield PUNWL punwl; 122 123// M5 instructions 124def bitfield M5FUNC m5Func; 125 126// 16 bit thumb bitfields 127def bitfield TOPCODE_15_13 topcode15_13; 128def bitfield TOPCODE_13_11 topcode13_11; 129def bitfield TOPCODE_12_11 topcode12_11; 130def bitfield TOPCODE_12_10 topcode12_10; 131def bitfield TOPCODE_11_9 topcode11_9; 132def bitfield TOPCODE_11_8 topcode11_8; 133def bitfield TOPCODE_10_9 topcode10_9; 134def bitfield TOPCODE_10_8 topcode10_8; 135def bitfield TOPCODE_9_6 topcode9_6; 136def bitfield TOPCODE_7 topcode7; 137def bitfield TOPCODE_7_6 topcode7_6; 138def bitfield TOPCODE_7_5 topcode7_5; 139def bitfield TOPCODE_7_4 topcode7_4; 140def bitfield TOPCODE_3_0 topcode3_0; 141 142// 32 bit thumb bitfields 143def bitfield HTOPCODE_12_11 htopcode12_11; 144def bitfield HTOPCODE_10_9 htopcode10_9; 145def bitfield HTOPCODE_9 htopcode9; 146def bitfield HTOPCODE_9_8 htopcode9_8; 147def bitfield HTOPCODE_9_5 htopcode9_5; 148def bitfield HTOPCODE_9_4 htopcode9_4; 149def bitfield HTOPCODE_8 htopcode8; 150def bitfield HTOPCODE_8_7 htopcode8_7; 151def bitfield HTOPCODE_8_6 htopcode8_6; 152def bitfield HTOPCODE_8_5 htopcode8_5; 153def bitfield HTOPCODE_7 htopcode7; 154def bitfield HTOPCODE_7_5 htopcode7_5; 155def bitfield HTOPCODE_6 htopcode6; 156def bitfield HTOPCODE_6_5 htopcode6_5; 157def bitfield HTOPCODE_5_4 htopcode5_4; 158def bitfield HTOPCODE_4 htopcode4; 159 160def bitfield HTRN htrn; 161def bitfield HTS hts; 162 163def bitfield LTOPCODE_15 ltopcode15; 164def bitfield LTOPCODE_11_8 ltopcode11_8; 165def bitfield LTOPCODE_7_6 ltopcode7_6; 166def bitfield LTOPCODE_7_4 ltopcode7_4; 167def bitfield LTOPCODE_4 ltopcode4; 168 169def bitfield LTRD ltrd; 170def bitfield LTCOPROC ltcoproc; 171