thumb.isa revision 7117
16019SN/A// -*- mode:c++ -*- 26019SN/A 37102SN/A// Copyright (c) 2010 ARM Limited 47102SN/A// All rights reserved 57102SN/A// 67102SN/A// The license below extends only to copyright in the software and shall 77102SN/A// not be construed as granting a license to any other intellectual 87102SN/A// property including but not limited to intellectual property relating 97102SN/A// to a hardware implementation of the functionality of the software 107102SN/A// licensed hereunder. You may use the software subject to the license 117102SN/A// terms below provided that you ensure that this notice is replicated 127102SN/A// unmodified and in its entirety in all distributions of the software, 137102SN/A// modified or unmodified, in source code or in binary form. 147102SN/A// 157102SN/A// Copyright (c) 2009 The Regents of The University of Michigan 166019SN/A// All rights reserved. 176019SN/A// 186019SN/A// Redistribution and use in source and binary forms, with or without 196019SN/A// modification, are permitted provided that the following conditions are 206019SN/A// met: redistributions of source code must retain the above copyright 216019SN/A// notice, this list of conditions and the following disclaimer; 226019SN/A// redistributions in binary form must reproduce the above copyright 236019SN/A// notice, this list of conditions and the following disclaimer in the 246019SN/A// documentation and/or other materials provided with the distribution; 256019SN/A// neither the name of the copyright holders nor the names of its 266019SN/A// contributors may be used to endorse or promote products derived from 276019SN/A// this software without specific prior written permission. 286019SN/A// 296019SN/A// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 306019SN/A// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 316019SN/A// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 326019SN/A// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 336019SN/A// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 346019SN/A// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 356019SN/A// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 366019SN/A// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 376019SN/A// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 386019SN/A// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 396019SN/A// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 406019SN/A// 417102SN/A// Authors: Gabe Black 426019SN/A 437102SN/A1: decode BIGTHUMB { 447104SN/A // 16 bit thumb instructions. 457104SN/A 0: decode TOPCODE_15_13 { 467104SN/A 0x0, 0x1: decode TOPCODE_13_11 { 477104SN/A 0x0: WarnUnimpl::lsl(); //immediate 487104SN/A 0x1: WarnUnimpl::lsr(); //immediate 497104SN/A 0x2: WarnUnimpl::asr(); //immediate 507104SN/A 0x3: decode TOPCODE_10_9 { 517104SN/A 0x0: WarnUnimpl::add(); //register 527104SN/A 0x1: WarnUnimpl::sub(); //register 537104SN/A 0x2: WarnUnimpl::add(); //3 bit immediate 547104SN/A 0x3: WarnUnimpl::sub(); //3 bit immediate 557104SN/A } 567104SN/A 0x4: WarnUnimpl::mov(); //immediate 577104SN/A 0x5: WarnUnimpl::cmp(); //immediate 587104SN/A 0x6: WarnUnimpl::add(); //8 bit immediate, thumb 597104SN/A 0x7: WarnUnimpl::sub(); //8 bit immediate, thumb 607104SN/A } 617104SN/A 0x2: decode TOPCODE_12_10 { 627104SN/A // Data processing 637104SN/A 0x0: decode TOPCODE_9_6 { 647104SN/A 0x0: WarnUnimpl::and(); //register 657104SN/A 0x1: WarnUnimpl::eor(); //register 667104SN/A 0x2: WarnUnimpl::lsl(); //register 677104SN/A 0x3: WarnUnimpl::lsr(); //register 687104SN/A 0x4: WarnUnimpl::asr(); //register 697104SN/A 0x5: WarnUnimpl::adc(); //register 707104SN/A 0x6: WarnUnimpl::sbc(); //register 717104SN/A 0x7: WarnUnimpl::ror(); //register 727104SN/A 0x8: WarnUnimpl::tst(); //register 737104SN/A 0x9: WarnUnimpl::rsb(); //immediate 747104SN/A 0xa: WarnUnimpl::cmp(); //register (high registers) 757104SN/A 0xb: WarnUnimpl::cmn(); //register 767104SN/A 0xc: WarnUnimpl::orr(); //register 777104SN/A 0xd: WarnUnimpl::mul(); 787104SN/A 0xe: WarnUnimpl::bic(); //register 797104SN/A 0xf: WarnUnimpl::mvn(); //register 807104SN/A } 817104SN/A // Special data instructions and branch and exchange 827104SN/A 0x1: decode TOPCODE_9_6 { 837104SN/A 0x0: WarnUnimpl::add(); //register (low registers) 847104SN/A 0x1, 0x2, 0x3: WarnUnimpl::add(); //register (high registers) 857104SN/A 0x4: WarnUnimpl::unpredictable(); //? 867104SN/A 0x5, 0x6, 0x7: WarnUnimpl::cmp(); //register 877104SN/A 0x8: WarnUnimpl::mov(); //register (low registers) 887104SN/A 0x9, 0xa, 0xb: WarnUnimpl::mov(); //register (high registers) 897104SN/A 0xc, 0xd: WarnUnimpl::bx(); 907104SN/A 0xe, 0xf: WarnUnimpl::blx(); //register 917104SN/A } 927104SN/A 0x2, 0x3: WarnUnimpl::ldr(); 937104SN/A default: decode TOPCODE_11_9 { 947104SN/A 0x0: WarnUnimpl::str(); //register 957104SN/A 0x1: WarnUnimpl::strh(); //register 967104SN/A 0x2: WarnUnimpl::strb(); //register 977104SN/A 0x3: WarnUnimpl::ldrsb(); //register 987104SN/A 0x4: WarnUnimpl::ldr(); //register 997104SN/A 0x5: WarnUnimpl::ldrh(); //register 1007104SN/A 0x6: WarnUnimpl::ldrb(); //register 1017104SN/A 0x7: WarnUnimpl::ldrsh(); //register 1027104SN/A } 1037104SN/A } 1047104SN/A 0x3: decode TOPCODE_12_11 { 1057104SN/A 0x0: WarnUnimpl::str(); //immediate, thumb 1067104SN/A 0x1: WarnUnimpl::ldr(); //immediate, thumb 1077104SN/A 0x2: WarnUnimpl::strb(); //immediate, thumb 1087104SN/A 0x3: WarnUnimpl::ldrb(); //immediate, thumb 1097104SN/A } 1107104SN/A 0x4: decode TOPCODE_12_11 { 1117104SN/A 0x0: WarnUnimpl::strh(); //immediate, thumb 1127104SN/A 0x1: WarnUnimpl::ldrh(); //immediate, thumb 1137104SN/A 0x2: WarnUnimpl::str(); //immediate, thumb 1147104SN/A 0x3: WarnUnimpl::ldr(); //immediate, thumb 1157104SN/A } 1167104SN/A 0x5: decode TOPCODE_12_11 { 1177104SN/A 0x0: WarnUnimpl::adr(); 1187104SN/A 0x1: WarnUnimpl::add(); //sp, immediate 1197104SN/A 0x2: decode TOPCODE_10_8 { 1207104SN/A 0x0: decode TOPCODE_7 { 1217104SN/A 0x0: WarnUnimpl::add(); //sp, immediate 1227104SN/A 0x1: WarnUnimpl::sub(); //sp, immediate 1237104SN/A } 1247104SN/A 0x1, 0x3: WarnUnimpl::cbz(); //cbnz too... 1257104SN/A 0x2: decode TOPCODE_7_6 { 1267104SN/A 0x0: WarnUnimpl::sxth(); 1277104SN/A 0x1: WarnUnimpl::sxtb(); 1287104SN/A 0x2: WarnUnimpl::uxth(); 1297104SN/A 0x3: WarnUnimpl::uxtb(); 1307104SN/A } 1317104SN/A 0x4, 0x5: WarnUnimpl::pop(); 1327104SN/A 0x6: decode TOPCODE_7_5 { 1337104SN/A 0x2: WarnUnimpl::setend(); 1347104SN/A 0x3: WarnUnimpl::cps(); 1357104SN/A } 1367104SN/A } 1377104SN/A 0x3: decode TOPCODE_10_8 { 1387104SN/A 0x1, 0x3: WarnUnimpl::cbz(); //cbnz too... 1397104SN/A 0x2: decode TOPCODE_7_6 { 1407104SN/A 0x0: WarnUnimpl::rev(); 1417104SN/A 0x1: WarnUnimpl::rev16(); 1427104SN/A 0x3: WarnUnimpl::revsh(); 1437104SN/A } 1447104SN/A 0x4, 0x5: WarnUnimpl::pop(); 1457104SN/A 0x6: WarnUnimpl::bkpt(); 1467104SN/A 0x7: decode TOPCODE_3_0 { 1477104SN/A 0x0: WarnUnimpl::it(); 1487104SN/A default: decode TOPCODE_7_4 { 1497104SN/A 0x0: WarnUnimpl::nop(); 1507104SN/A 0x1: WarnUnimpl::yield(); 1517104SN/A 0x2: WarnUnimpl::wfe(); 1527104SN/A 0x3: WarnUnimpl::wfi(); 1537104SN/A 0x4: WarnUnimpl::sev(); 1547104SN/A default: WarnUnimpl::unallocated_hint(); 1557104SN/A } 1567104SN/A } 1577104SN/A } 1587104SN/A } 1597104SN/A 0x6: decode TOPCODE_12_11 { 1607104SN/A 0x0: WarnUnimpl::stm(); // also stmia, stmea 1617104SN/A 0x1: WarnUnimpl::ldm(); // also ldmia, ldmea 1627104SN/A default: decode TOPCODE_11_8 { 1637104SN/A 0xe: WarnUnimpl::undefined(); // permanently undefined 1647104SN/A 0xf: WarnUnimpl::svc(); // formerly swi 1657104SN/A default: WarnUnimpl::b(); // conditional 1667104SN/A } 1677104SN/A } 1687104SN/A 0x7: decode TOPCODE_12_11 { 1697104SN/A 0x0: WarnUnimpl::b(); // unconditional 1707104SN/A } 1717104SN/A } 1727107SN/A 1737107SN/A // 32 bit thumb instructions. 1747107SN/A 1: decode HTOPCODE_12_11 { 1757107SN/A 0x1: decode HTOPCODE_10_9 { 1767107SN/A 0x0: decode HTOPCODE_8_6 { 1777107SN/A 0x0, 0x6: decode HTOPCODE_4 { 1787107SN/A 0x0: WarnUnimpl::srs(); 1797107SN/A 0x1: WarnUnimpl::rfe(); 1807107SN/A } 1817107SN/A 0x1: decode HTOPCODE_5_4 { 1827107SN/A 0x0: WarnUnimpl::strex(); 1837107SN/A 0x1: WarnUnimpl::ldrex(); 1847107SN/A 0x2: WarnUnimpl::strd(); // immediate 1857107SN/A 0x3: decode HTRN { 1867107SN/A 0xf: WarnUnimpl::ldrd(); // literal 1877107SN/A default: WarnUnimpl::ldrd(); // immediate 1887107SN/A } 1897107SN/A } 1907107SN/A 0x2: decode HTOPCODE_4 { 1917107SN/A 0x0: WarnUnimpl::stm(); // stmia, stmea 1927107SN/A 0x1: decode HTRN { 1937107SN/A 0xd: WarnUnimpl::pop(); 1947107SN/A default: WarnUnimpl::ldm(); // ldmia, ldmfd 1957107SN/A } 1967107SN/A } 1977107SN/A 0x3: decode HTOPCODE_5_4 { 1987107SN/A 0x0: decode LTOPCODE_7_4 { 1997107SN/A 0x4: WarnUnimpl::strexb(); 2007107SN/A 0x5: WarnUnimpl::strexh(); 2017107SN/A 0x7: WarnUnimpl::strexd(); 2027107SN/A } 2037107SN/A 0x1: decode LTOPCODE_7_4 { 2047107SN/A 0x0: WarnUnimpl::tbb(); 2057107SN/A 0x1: WarnUnimpl::tbh(); 2067107SN/A 0x4: WarnUnimpl::ldrexb(); 2077107SN/A 0x5: WarnUnimpl::ldrexh(); 2087107SN/A 0x7: WarnUnimpl::ldrexd(); 2097107SN/A } 2107107SN/A 0x2: WarnUnimpl::strd(); // immediate 2117107SN/A 0x3: decode HTRN { 2127107SN/A 0xf: WarnUnimpl::ldrd(); // literal 2137107SN/A default: WarnUnimpl::ldrd(); // immediate 2147107SN/A } 2157107SN/A } 2167107SN/A 0x4: decode HTOPCODE_4 { 2177107SN/A 0x0: decode HTRN { 2187107SN/A 0xd: WarnUnimpl::push(); 2197107SN/A default: WarnUnimpl::stmdb(); // stmfd 2207107SN/A } 2217107SN/A 0x1: WarnUnimpl::ldmdb(); // ldmea 2227107SN/A } 2237107SN/A 0x5, 0x7: decode HTOPCODE_4 { 2247107SN/A 0x0: WarnUnimpl::strd(); // immediate 2257107SN/A 0x1: decode HTRN { 2267107SN/A 0xf: WarnUnimpl::ldrd(); // literal 2277107SN/A default: WarnUnimpl::ldrd(); // immediate 2287107SN/A } 2297107SN/A } 2307107SN/A } 2317107SN/A 0x1: decode HTOPCODE_8_5 { 2327107SN/A 0x0: decode LTRD { 2337107SN/A 0xf: decode HTS { 2347107SN/A 0x1: WarnUnimpl::tst(); // register 2357107SN/A } 2367107SN/A default: WarnUnimpl::and(); // register 2377107SN/A } 2387107SN/A 0x1: WarnUnimpl::bic(); // register 2397107SN/A 0x2: decode HTRN { 2407107SN/A 0xf: WarnUnimpl::mov(); // register 2417107SN/A default: WarnUnimpl::orr(); // register 2427107SN/A } 2437107SN/A 0x3: decode HTRN { 2447107SN/A 0xf: WarnUnimpl::mvn(); // register 2457107SN/A default: WarnUnimpl::orn(); // register 2467107SN/A } 2477107SN/A 0x4: decode LTRD { 2487107SN/A 0xf: decode HTS { 2497107SN/A 0x1: WarnUnimpl::teq(); // register 2507107SN/A } 2517107SN/A default: WarnUnimpl::eor(); // register 2527107SN/A } 2537107SN/A 0x6: WarnUnimpl::pkh(); 2547107SN/A 0x8: decode LTRD { 2557107SN/A 0xf: decode HTS { 2567107SN/A 0x1: WarnUnimpl::cmn(); // register 2577107SN/A } 2587107SN/A default: WarnUnimpl::add(); // register 2597107SN/A } 2607107SN/A 0xa: WarnUnimpl::adc(); // register 2617107SN/A 0xb: WarnUnimpl::sbc(); // register 2627107SN/A 0xd: decode LTRD { 2637107SN/A 0xf: decode HTS { 2647107SN/A 0x1: WarnUnimpl::cmp(); // register 2657107SN/A } 2667107SN/A default: WarnUnimpl::sub(); // register 2677107SN/A } 2687107SN/A 0xe: WarnUnimpl::rsb(); // register 2697107SN/A } 2707107SN/A default: decode HTOPCODE_9_8 { 2717107SN/A 0x2: decode LTOPCODE_4 { 2727107SN/A 0x0: decode LTCOPROC { 2737107SN/A 0xa, 0xb: decode OPCODE_23_20 { 2747117Sgblack@eecs.umich.edu##include "vfp.isa" 2757107SN/A } 2767107SN/A default: WarnUnimpl::cdp(); // cdp2 2777107SN/A } 2787107SN/A 0x1: decode LTCOPROC { 2797107SN/A 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer(); 2807107SN/A default: decode HTOPCODE_4 { 2817107SN/A 0x0: WarnUnimpl::mcr(); // mcr2 2827107SN/A 0x1: WarnUnimpl::mrc(); // mrc2 2837107SN/A } 2847107SN/A } 2857107SN/A } 2867107SN/A 0x3: WarnUnimpl::Advanced_SIMD(); 2877107SN/A default: decode LTCOPROC { 2887107SN/A 0xa, 0xb: decode HTOPCODE_9_4 { 2897107SN/A 0x00: WarnUnimpl::undefined(); 2907107SN/A 0x04: WarnUnimpl::mcrr(); // mcrr2 2917107SN/A 0x05: WarnUnimpl::mrrc(); // mrrc2 2927107SN/A 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 2937107SN/A 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e: 2947107SN/A WarnUnimpl::stc(); // stc2 2957107SN/A 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11, 2967107SN/A 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f: 2977107SN/A decode HTRN { 2987107SN/A 0xf: WarnUnimpl::ldc(); // ldc2 (literal) 2997107SN/A default: WarnUnimpl::ldc(); // ldc2 (immediate) 3007107SN/A } 3017107SN/A } 3027107SN/A default: decode HTOPCODE_9_5 { 3037107SN/A 0x00: WarnUnimpl::undefined(); 3047107SN/A 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer(); 3057107SN/A 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 3067107SN/A 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f: 3077107SN/A WarnUnimpl::Extension_register_load_store_instruction(); 3087107SN/A } 3097107SN/A } 3107107SN/A } 3117107SN/A } 3127107SN/A 0x2: decode LTOPCODE_15 { 3137107SN/A 0x0: decode HTOPCODE_9 { 3147108SN/A 0x0: decode HTOPCODE_8_5 { 3157108SN/A 0x0: decode LTRD { 3167108SN/A 0xf: decode HTS { 3177112SN/A 0x1: DataModImmOp::tst({{ 3187112SN/A resTemp = Rn & rotated_imm; 3197112SN/A }}); 3207108SN/A } 3217112SN/A default: DataModImmOp::and({{ 3227112SN/A Rs = resTemp = Rn & rotated_imm; 3237112SN/A }}); 3247108SN/A } 3257112SN/A 0x1: DataModImmOp::bic({{ 3267112SN/A Rs = resTemp = Rn & ~rotated_imm; 3277112SN/A }}); 3287108SN/A 0x2: decode HTRN { 3297112SN/A 0xf: DataModImmOp::mov({{ 3307112SN/A Rs = resTemp = rotated_imm; 3317112SN/A }}); 3327112SN/A default: DataModImmOp::orr({{ 3337112SN/A Rs = resTemp = Rn | rotated_imm; 3347112SN/A }}); 3357108SN/A } 3367108SN/A 0x3: decode HTRN { 3377112SN/A 0xf: DataModImmOp::mvn({{ 3387112SN/A Rs = resTemp = ~rotated_imm; 3397112SN/A }}); 3407112SN/A default: DataModImmOp::orn({{ 3417112SN/A Rs = resTemp = Rn | ~rotated_imm; 3427112SN/A }}); 3437108SN/A } 3447108SN/A 0x4: decode LTRD { 3457108SN/A 0xf: decode HTS { 3467112SN/A 0x1: DataModImmOp::teq({{ 3477112SN/A resTemp = Rn ^ rotated_imm; 3487112SN/A }}); 3497108SN/A } 3507112SN/A default: DataModImmOp::eor({{ 3517112SN/A Rs = resTemp = Rn ^ rotated_imm; 3527112SN/A }}); 3537108SN/A } 3547108SN/A 0x8: decode LTRD { 3557108SN/A 0xf: decode HTS { 3567112SN/A 0x1: DataModImmOp::cmn({{ 3577112SN/A resTemp = Rn + rotated_imm; 3587112SN/A }}, add); 3597108SN/A } 3607112SN/A default: DataModImmOp::add({{ 3617112SN/A Rs = resTemp = Rn + rotated_imm; 3627112SN/A }}, add); 3637108SN/A } 3647112SN/A 0xa: DataModImmOp::adc({{ 3657112SN/A Rs = resTemp = Rn + rotated_imm + CondCodes<29:>; 3667112SN/A }}, add); 3677112SN/A 0xb: DataModImmOp::sbc({{ 3687112SN/A Rs = resTemp = Rn - rotated_imm - !CondCodes<29:>; 3697112SN/A }}, sub); 3707108SN/A 0xd: decode LTRD { 3717108SN/A 0xf: decode HTS { 3727112SN/A 0x1: DataModImmOp::cmp({{ 3737112SN/A resTemp = Rn - rotated_imm; 3747112SN/A }}, sub); 3757108SN/A } 3767112SN/A default: DataModImmOp::sub({{ 3777112SN/A Rs = resTemp = Rn - rotated_imm; 3787112SN/A }}, sub); 3797108SN/A } 3807112SN/A 0xe: DataModImmOp::rsb({{ 3817112SN/A Rs = resTemp = rotated_imm - Rn; 3827112SN/A }}, rsb); 3837108SN/A } 3847107SN/A 0x1: WarnUnimpl::Data_processing_plain_binary_immediate(); 3857107SN/A } 3867107SN/A 0x1: WarnUnimpl::Branches_and_miscellaneous_control(); 3877107SN/A } 3887107SN/A 0x3: decode HTOPCODE_10_9 { 3897107SN/A 0x0: decode HTOPCODE_4 { 3907107SN/A 0x0: decode HTOPCODE_8 { 3917116SN/A 0x0: decode HTOPCODE_7_5 { 3927116SN/A 0x0: decode LTOPCODE_11_8 { 3937116SN/A 0x0: decode LTOPCODE_7_6 { 3947116SN/A 0x0: WarnUnimpl::strb(); // register 3957116SN/A } 3967116SN/A 0x9, 0xb, 0xc, 0xd, 0xf: WarnUnimpl::strb(); // immediate thumb 3977116SN/A 0xe: WarnUnimpl::strbt(); 3987116SN/A } 3997116SN/A 0x1: decode LTOPCODE_11_8 { 4007116SN/A 0x0: decode LTOPCODE_7_6 { 4017116SN/A 0x0: WarnUnimpl::strh(); // register 4027116SN/A } 4037116SN/A 0x9, 0xb, 0xc, 0xd, 0xf: WarnUnimpl::strh(); // immediate thumb 4047116SN/A 0xe: WarnUnimpl::strht(); 4057116SN/A } 4067116SN/A 0x2: decode LTOPCODE_11_8 { 4077116SN/A 0x0: decode LTOPCODE_7_6 { 4087116SN/A 0x0: WarnUnimpl::str(); // register 4097116SN/A } 4107116SN/A 0x9, 0xb, 0xc, 0xd, 0xf: WarnUnimpl::str(); // immediate thumb 4117116SN/A 0xe: WarnUnimpl::strt(); 4127116SN/A } 4137116SN/A 0x4: WarnUnimpl::strb(); // immediate, thumb 4147116SN/A 0x5: WarnUnimpl::strh(); // immediate, thumb 4157116SN/A 0x6: WarnUnimpl::str(); // immediate, thumb 4167116SN/A } 4177107SN/A 0x1: WarnUnimpl::Advanced_SIMD_or_structure_load_store(); 4187107SN/A } 4197107SN/A 0x1: decode HTOPCODE_6_5 { 4207107SN/A 0x0: WarnUnimpl::Load_byte_memory_hints(); 4217107SN/A 0x1: WarnUnimpl::Load_halfword_memory_hints(); 4227113SN/A 0x2: decode HTOPCODE_8 { 4237113SN/A 0x0: decode HTRN { 4247115SN/A 0xf: ArmLoadMemory::ldr1( 4257115SN/A {{ Rd.uw = Mem.uw }}, 4267115SN/A {{ EA = roundUp(PC, 4) + 4277115SN/A (UP ? IMMED_11_0 : -IMMED_11_0); }}); 4287113SN/A default: decode HTOPCODE_7 { 4297113SN/A 0x0: decode LTOPCODE_11_8 { 4307113SN/A 0x0: decode LTOPCODE_7_6 { 4317115SN/A 0x0: ArmLoadMemory::ldr2( 4327115SN/A {{ Rd = Mem; }}, 4337115SN/A {{ EA = Rn + 4347115SN/A (Rm << 4357115SN/A bits(machInst, 5, 4)); }} 4367115SN/A ); 4377113SN/A } 4387115SN/A 0x9: ArmLoadMemory::ldr3( 4397115SN/A {{ Rd = Mem; 4407115SN/A Rn = Rn - IMMED_11_0; }}, 4417115SN/A {{ EA = Rn; }} 4427115SN/A ); 4437115SN/A 0xb: ArmLoadMemory::ldr4( 4447115SN/A {{ Rd = Mem; 4457115SN/A Rn = Rn + IMMED_11_0; }}, 4467115SN/A {{ EA = Rn; }} 4477115SN/A ); 4487115SN/A 0xc: ArmLoadMemory::ldr5( 4497115SN/A {{ Rd = Mem; }}, 4507115SN/A {{ EA = Rn - IMMED_11_0; }} 4517115SN/A ); 4527115SN/A 0xd: ArmLoadMemory::ldr6( 4537115SN/A {{ Rd = Mem; 4547115SN/A Rn = Rn - IMMED_11_0; }}, 4557115SN/A {{ EA = Rn - IMMED_11_0; }} 4567115SN/A ); 4577115SN/A 0xf: ArmLoadMemory::ldr7( 4587115SN/A {{ Rd = Mem; 4597115SN/A Rn = Rn + IMMED_11_0; }}, 4607115SN/A {{ EA = Rn + IMMED_11_0; }} 4617115SN/A ); 4627115SN/A 0xe: ArmLoadMemory::ldrt( 4637115SN/A {{ Rd = Mem; }}, 4647115SN/A {{ EA = Rn + IMMED_11_0; }} 4657115SN/A ); // This should force user level access 4667113SN/A } 4677115SN/A 0x1: ArmLoadMemory::ldr8( 4687115SN/A {{ Rd = Mem; }}, 4697115SN/A {{ EA = Rn + IMMED_11_0; }} 4707115SN/A ); 4717113SN/A } 4727113SN/A } 4737113SN/A } 4747107SN/A 0x3: WarnUnimpl::undefined(); 4757107SN/A } 4767107SN/A } 4777107SN/A 0x1: decode HTOPCODE_8_7 { 4787107SN/A 0x2: WarnUnimpl::Multiply_multiply_accumulate_and_absolute_difference(); 4797107SN/A 0x3: WarnUnimpl::Long_multiply_long_multiply_accumulate_and_divide(); 4807107SN/A default: WarnUnimpl::Data_processing_register(); 4817107SN/A } 4827107SN/A default: decode HTOPCODE_9_8 { 4837107SN/A 0x2: decode LTOPCODE_4 { 4847107SN/A 0x0: decode LTCOPROC { 4857107SN/A 0xa, 0xb: WarnUnimpl::VFP_Inst(); 4867107SN/A default: WarnUnimpl::cdp(); // cdp2 4877107SN/A } 4887107SN/A 0x1: decode LTCOPROC { 4897107SN/A 0xa, 0xb: WarnUnimpl::Core_to_extension_transfer(); 4907107SN/A default: decode HTOPCODE_4 { 4917107SN/A 0x0: WarnUnimpl::mcr(); // mcr2 4927107SN/A 0x1: WarnUnimpl::mrc(); // mrc2 4937107SN/A } 4947107SN/A } 4957107SN/A } 4967107SN/A 0x3: WarnUnimpl::Advanced_SIMD(); 4977107SN/A default: decode LTCOPROC { 4987107SN/A 0xa, 0xb: decode HTOPCODE_9_4 { 4997107SN/A 0x00: WarnUnimpl::undefined(); 5007107SN/A 0x04: WarnUnimpl::mcrr(); // mcrr2 5017107SN/A 0x05: WarnUnimpl::mrrc(); // mrrc2 5027107SN/A 0x02, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 5037107SN/A 0x12, 0x14, 0x16, 0x18, 0x1a, 0x1c, 0x1e: 5047107SN/A WarnUnimpl::stc(); // stc2 5057107SN/A 0x03, 0x07, 0x09, 0x0b, 0x0d, 0x0f, 0x11, 5067107SN/A 0x13, 0x15, 0x17, 0x19, 0x1b, 0x1d, 0x1f: 5077107SN/A decode HTRN { 5087107SN/A 0xf: WarnUnimpl::ldc(); // ldc2 (literal) 5097107SN/A default: WarnUnimpl::ldc(); // ldc2 (immediate) 5107107SN/A } 5117107SN/A } 5127107SN/A default: decode HTOPCODE_9_5 { 5137107SN/A 0x00: WarnUnimpl::undefined(); 5147107SN/A 0x02: WarnUnimpl::SIMD_VFP_64_bit_core_extension_transfer(); 5157107SN/A 0x01, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 5167107SN/A 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f: 5177107SN/A WarnUnimpl::Extension_register_load_store_instruction(); 5187107SN/A } 5197107SN/A } 5207107SN/A } 5217107SN/A } 5227107SN/A } 5236268SN/A} 524