bitfields.isa revision 12763
16019Shines@cs.fsu.edu// -*- mode:c++ -*- 26019Shines@cs.fsu.edu 312763Sgiacomo.travaglini@arm.com// Copyright (c) 2010, 2011, 2018 ARM Limited 47101Sgblack@eecs.umich.edu// All rights reserved 57101Sgblack@eecs.umich.edu// 67101Sgblack@eecs.umich.edu// The license below extends only to copyright in the software and shall 77101Sgblack@eecs.umich.edu// not be construed as granting a license to any other intellectual 87101Sgblack@eecs.umich.edu// property including but not limited to intellectual property relating 97101Sgblack@eecs.umich.edu// to a hardware implementation of the functionality of the software 107101Sgblack@eecs.umich.edu// licensed hereunder. You may use the software subject to the license 117101Sgblack@eecs.umich.edu// terms below provided that you ensure that this notice is replicated 127101Sgblack@eecs.umich.edu// unmodified and in its entirety in all distributions of the software, 137101Sgblack@eecs.umich.edu// modified or unmodified, in source code or in binary form. 147101Sgblack@eecs.umich.edu// 156019Shines@cs.fsu.edu// Copyright (c) 2007-2008 The Florida State University 166019Shines@cs.fsu.edu// All rights reserved. 176019Shines@cs.fsu.edu// 186019Shines@cs.fsu.edu// Redistribution and use in source and binary forms, with or without 196019Shines@cs.fsu.edu// modification, are permitted provided that the following conditions are 206019Shines@cs.fsu.edu// met: redistributions of source code must retain the above copyright 216019Shines@cs.fsu.edu// notice, this list of conditions and the following disclaimer; 226019Shines@cs.fsu.edu// redistributions in binary form must reproduce the above copyright 236019Shines@cs.fsu.edu// notice, this list of conditions and the following disclaimer in the 246019Shines@cs.fsu.edu// documentation and/or other materials provided with the distribution; 256019Shines@cs.fsu.edu// neither the name of the copyright holders nor the names of its 266019Shines@cs.fsu.edu// contributors may be used to endorse or promote products derived from 276019Shines@cs.fsu.edu// this software without specific prior written permission. 286019Shines@cs.fsu.edu// 296019Shines@cs.fsu.edu// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 306019Shines@cs.fsu.edu// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 316019Shines@cs.fsu.edu// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 326019Shines@cs.fsu.edu// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 336019Shines@cs.fsu.edu// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 346019Shines@cs.fsu.edu// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 356019Shines@cs.fsu.edu// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 366019Shines@cs.fsu.edu// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 376019Shines@cs.fsu.edu// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 386019Shines@cs.fsu.edu// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 396019Shines@cs.fsu.edu// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 406019Shines@cs.fsu.edu// 416019Shines@cs.fsu.edu// Authors: Stephen Hines 426019Shines@cs.fsu.edu 436019Shines@cs.fsu.edu//////////////////////////////////////////////////////////////////// 446019Shines@cs.fsu.edu// 456019Shines@cs.fsu.edu// Bitfield definitions. 466019Shines@cs.fsu.edu// 476019Shines@cs.fsu.edu 486019Shines@cs.fsu.edu// Opcode fields 4910611SAndreas.Sandberg@ARM.comdef bitfield DECODERFAULT decoderFault; 5012763Sgiacomo.travaglini@arm.comdef bitfield ILLEGALEXEC illegalExecution; 5110611SAndreas.Sandberg@ARM.com 526268Sgblack@eecs.umich.edudef bitfield ENCODING encoding; 536251Sgblack@eecs.umich.edudef bitfield OPCODE opcode; 546269Sgblack@eecs.umich.edudef bitfield MEDIA_OPCODE mediaOpcode; 556269Sgblack@eecs.umich.edudef bitfield MEDIA_OPCODE2 mediaOpcode2; 566749Sgblack@eecs.umich.edudef bitfield USEIMM useImm; 577105Sgblack@eecs.umich.edudef bitfield OPCODE_24 opcode24; 587161Sgblack@eecs.umich.edudef bitfield OPCODE_24_23 opcode24_23; 596251Sgblack@eecs.umich.edudef bitfield OPCODE_23_20 opcode23_20; 606251Sgblack@eecs.umich.edudef bitfield OPCODE_23_21 opcode23_21; 616251Sgblack@eecs.umich.edudef bitfield OPCODE_22 opcode22; 627105Sgblack@eecs.umich.edudef bitfield OPCODE_20 opcode20; 637105Sgblack@eecs.umich.edudef bitfield OPCODE_19_16 opcode19_16; 647105Sgblack@eecs.umich.edudef bitfield OPCODE_19 opcode19; 657105Sgblack@eecs.umich.edudef bitfield OPCODE_18 opcode18; 666251Sgblack@eecs.umich.edudef bitfield OPCODE_15_12 opcode15_12; 677105Sgblack@eecs.umich.edudef bitfield OPCODE_15 opcode15; 686268Sgblack@eecs.umich.edudef bitfield MISC_OPCODE miscOpcode; 6911320Ssteve.reinhardt@amd.comdef bitfield OPC2 opc2; 706251Sgblack@eecs.umich.edudef bitfield OPCODE_7 opcode7; 717105Sgblack@eecs.umich.edudef bitfield OPCODE_6 opcode6; 726251Sgblack@eecs.umich.edudef bitfield OPCODE_4 opcode4; 736019Shines@cs.fsu.edu 746267Sgblack@eecs.umich.edudef bitfield IS_MISC isMisc; 756267Sgblack@eecs.umich.edudef bitfield SEVEN_AND_FOUR sevenAndFour; 766267Sgblack@eecs.umich.edu 777101Sgblack@eecs.umich.edudef bitfield THUMB thumb; 787101Sgblack@eecs.umich.edudef bitfield BIGTHUMB bigThumb; 7910037SARM gem5 Developersdef bitfield AARCH64 aarch64; 807101Sgblack@eecs.umich.edu 816019Shines@cs.fsu.edu// Other 826251Sgblack@eecs.umich.edudef bitfield COND_CODE condCode; 836251Sgblack@eecs.umich.edudef bitfield S_FIELD sField; 846251Sgblack@eecs.umich.edudef bitfield RN rn; 856251Sgblack@eecs.umich.edudef bitfield RD rd; 867121Sgblack@eecs.umich.edudef bitfield RT rt; 876251Sgblack@eecs.umich.edudef bitfield SHIFT_SIZE shiftSize; 886251Sgblack@eecs.umich.edudef bitfield SHIFT shift; 896251Sgblack@eecs.umich.edudef bitfield RM rm; 906019Shines@cs.fsu.edu 916251Sgblack@eecs.umich.edudef bitfield RS rs; 926019Shines@cs.fsu.edu 936275Sgblack@eecs.umich.edudef bitfield PUSWL puswl; 946275Sgblack@eecs.umich.edudef bitfield PREPOST puswl.prepost; 956275Sgblack@eecs.umich.edudef bitfield UP puswl.up; 966275Sgblack@eecs.umich.edudef bitfield PSRUSER puswl.psruser; 976275Sgblack@eecs.umich.edudef bitfield WRITEBACK puswl.writeback; 986251Sgblack@eecs.umich.edudef bitfield LOADOP puswl.loadOp; 996019Shines@cs.fsu.edu 1006275Sgblack@eecs.umich.edudef bitfield PUBWL pubwl; 1016019Shines@cs.fsu.edu 1026275Sgblack@eecs.umich.edudef bitfield IMM imm; 1036019Shines@cs.fsu.edu 1046251Sgblack@eecs.umich.edudef bitfield IMMED_11_0 immed11_0; 1057121Sgblack@eecs.umich.edudef bitfield IMMED_7_0 immed7_0; 1066019Shines@cs.fsu.edu 1076251Sgblack@eecs.umich.edudef bitfield IMMED_HI_11_8 immedHi11_8; 1086251Sgblack@eecs.umich.edudef bitfield IMMED_LO_3_0 immedLo3_0; 1096019Shines@cs.fsu.edu 1106251Sgblack@eecs.umich.edudef bitfield IMMED_23_0 immed23_0; 1116019Shines@cs.fsu.edu 1127105Sgblack@eecs.umich.edudef bitfield CPNUM cpNum; 1136019Shines@cs.fsu.edu// Note that FP Regs are only 3 bits 1147105Sgblack@eecs.umich.edudef bitfield FN fn; 1157105Sgblack@eecs.umich.edudef bitfield FD fd; 1167105Sgblack@eecs.umich.edudef bitfield FPREGIMM fpRegImm; 1176019Shines@cs.fsu.edu// We can just use 3:0 for FM since the hard-wired FP regs are handled in 1186019Shines@cs.fsu.edu// float_regfile.hh 1197105Sgblack@eecs.umich.edudef bitfield FM fm; 1207105Sgblack@eecs.umich.edudef bitfield FPIMM fpImm; 1217105Sgblack@eecs.umich.edudef bitfield PUNWL punwl; 1226019Shines@cs.fsu.edu 1236019Shines@cs.fsu.edu// M5 instructions 1246251Sgblack@eecs.umich.edudef bitfield M5FUNC m5Func; 1256019Shines@cs.fsu.edu 1267106Sgblack@eecs.umich.edu// 16 bit thumb bitfields 1277103Sgblack@eecs.umich.edudef bitfield TOPCODE_15_13 topcode15_13; 1287103Sgblack@eecs.umich.edudef bitfield TOPCODE_13_11 topcode13_11; 1297103Sgblack@eecs.umich.edudef bitfield TOPCODE_12_11 topcode12_11; 1307103Sgblack@eecs.umich.edudef bitfield TOPCODE_12_10 topcode12_10; 1317103Sgblack@eecs.umich.edudef bitfield TOPCODE_11_9 topcode11_9; 1327103Sgblack@eecs.umich.edudef bitfield TOPCODE_11_8 topcode11_8; 1337103Sgblack@eecs.umich.edudef bitfield TOPCODE_10_9 topcode10_9; 1347103Sgblack@eecs.umich.edudef bitfield TOPCODE_10_8 topcode10_8; 1357103Sgblack@eecs.umich.edudef bitfield TOPCODE_9_6 topcode9_6; 1367103Sgblack@eecs.umich.edudef bitfield TOPCODE_7 topcode7; 1377103Sgblack@eecs.umich.edudef bitfield TOPCODE_7_6 topcode7_6; 1387103Sgblack@eecs.umich.edudef bitfield TOPCODE_7_5 topcode7_5; 1397103Sgblack@eecs.umich.edudef bitfield TOPCODE_7_4 topcode7_4; 1407103Sgblack@eecs.umich.edudef bitfield TOPCODE_3_0 topcode3_0; 1417106Sgblack@eecs.umich.edu 1427106Sgblack@eecs.umich.edu// 32 bit thumb bitfields 1437106Sgblack@eecs.umich.edudef bitfield HTOPCODE_12_11 htopcode12_11; 1447106Sgblack@eecs.umich.edudef bitfield HTOPCODE_10_9 htopcode10_9; 1457106Sgblack@eecs.umich.edudef bitfield HTOPCODE_9 htopcode9; 1467106Sgblack@eecs.umich.edudef bitfield HTOPCODE_9_8 htopcode9_8; 1477106Sgblack@eecs.umich.edudef bitfield HTOPCODE_9_5 htopcode9_5; 1487106Sgblack@eecs.umich.edudef bitfield HTOPCODE_9_4 htopcode9_4; 1497106Sgblack@eecs.umich.edudef bitfield HTOPCODE_8 htopcode8; 1507106Sgblack@eecs.umich.edudef bitfield HTOPCODE_8_7 htopcode8_7; 1517106Sgblack@eecs.umich.edudef bitfield HTOPCODE_8_6 htopcode8_6; 1527106Sgblack@eecs.umich.edudef bitfield HTOPCODE_8_5 htopcode8_5; 1537113Sgblack@eecs.umich.edudef bitfield HTOPCODE_7 htopcode7; 1547116Sgblack@eecs.umich.edudef bitfield HTOPCODE_7_5 htopcode7_5; 1557245Sgblack@eecs.umich.edudef bitfield HTOPCODE_6 htopcode6; 1567106Sgblack@eecs.umich.edudef bitfield HTOPCODE_6_5 htopcode6_5; 1577106Sgblack@eecs.umich.edudef bitfield HTOPCODE_5_4 htopcode5_4; 1587106Sgblack@eecs.umich.edudef bitfield HTOPCODE_4 htopcode4; 1597106Sgblack@eecs.umich.edu 1607106Sgblack@eecs.umich.edudef bitfield HTRN htrn; 1617106Sgblack@eecs.umich.edudef bitfield HTS hts; 1627106Sgblack@eecs.umich.edu 1637106Sgblack@eecs.umich.edudef bitfield LTOPCODE_15 ltopcode15; 1647113Sgblack@eecs.umich.edudef bitfield LTOPCODE_11_8 ltopcode11_8; 1657113Sgblack@eecs.umich.edudef bitfield LTOPCODE_7_6 ltopcode7_6; 1667106Sgblack@eecs.umich.edudef bitfield LTOPCODE_7_4 ltopcode7_4; 1677106Sgblack@eecs.umich.edudef bitfield LTOPCODE_4 ltopcode4; 1687106Sgblack@eecs.umich.edu 1697106Sgblack@eecs.umich.edudef bitfield LTRD ltrd; 1707106Sgblack@eecs.umich.edudef bitfield LTCOPROC ltcoproc; 171