fp.isa revision 8607
16019Shines@cs.fsu.edu// -*- mode:c++ -*- 26019Shines@cs.fsu.edu 37178Sgblack@eecs.umich.edu// Copyright (c) 2010 ARM Limited 47178Sgblack@eecs.umich.edu// All rights reserved 57178Sgblack@eecs.umich.edu// 67178Sgblack@eecs.umich.edu// The license below extends only to copyright in the software and shall 77178Sgblack@eecs.umich.edu// not be construed as granting a license to any other intellectual 87178Sgblack@eecs.umich.edu// property including but not limited to intellectual property relating 97178Sgblack@eecs.umich.edu// to a hardware implementation of the functionality of the software 107178Sgblack@eecs.umich.edu// licensed hereunder. You may use the software subject to the license 117178Sgblack@eecs.umich.edu// terms below provided that you ensure that this notice is replicated 127178Sgblack@eecs.umich.edu// unmodified and in its entirety in all distributions of the software, 137178Sgblack@eecs.umich.edu// modified or unmodified, in source code or in binary form. 147178Sgblack@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// Floating Point operate instructions 466019Shines@cs.fsu.edu// 476019Shines@cs.fsu.edu 487639Sgblack@eecs.umich.eduoutput header {{ 497639Sgblack@eecs.umich.edu 507639Sgblack@eecs.umich.edu template<template <typename T> class Base> 517639Sgblack@eecs.umich.edu StaticInstPtr 527639Sgblack@eecs.umich.edu newNeonMemInst(const unsigned size, 537639Sgblack@eecs.umich.edu const ExtMachInst &machInst, 547639Sgblack@eecs.umich.edu const RegIndex dest, const RegIndex ra, 557639Sgblack@eecs.umich.edu const uint32_t imm, const unsigned extraMemFlags) 567639Sgblack@eecs.umich.edu { 577639Sgblack@eecs.umich.edu switch (size) { 587639Sgblack@eecs.umich.edu case 0: 597639Sgblack@eecs.umich.edu return new Base<uint8_t>(machInst, dest, ra, imm, extraMemFlags); 607639Sgblack@eecs.umich.edu case 1: 617639Sgblack@eecs.umich.edu return new Base<uint16_t>(machInst, dest, ra, imm, extraMemFlags); 627639Sgblack@eecs.umich.edu case 2: 637639Sgblack@eecs.umich.edu return new Base<uint32_t>(machInst, dest, ra, imm, extraMemFlags); 647639Sgblack@eecs.umich.edu case 3: 657639Sgblack@eecs.umich.edu return new Base<uint64_t>(machInst, dest, ra, imm, extraMemFlags); 667639Sgblack@eecs.umich.edu default: 677639Sgblack@eecs.umich.edu panic("Unrecognized width %d for Neon mem inst.\n", (1 << size)); 687639Sgblack@eecs.umich.edu } 697639Sgblack@eecs.umich.edu } 707639Sgblack@eecs.umich.edu 717639Sgblack@eecs.umich.edu template<template <typename T> class Base> 727639Sgblack@eecs.umich.edu StaticInstPtr 737639Sgblack@eecs.umich.edu newNeonMixInst(const unsigned size, 747639Sgblack@eecs.umich.edu const ExtMachInst &machInst, 757639Sgblack@eecs.umich.edu const RegIndex dest, const RegIndex op1, 767639Sgblack@eecs.umich.edu const uint32_t step) 777639Sgblack@eecs.umich.edu { 787639Sgblack@eecs.umich.edu switch (size) { 797639Sgblack@eecs.umich.edu case 0: 807639Sgblack@eecs.umich.edu return new Base<uint8_t>(machInst, dest, op1, step); 817639Sgblack@eecs.umich.edu case 1: 827639Sgblack@eecs.umich.edu return new Base<uint16_t>(machInst, dest, op1, step); 837639Sgblack@eecs.umich.edu case 2: 847639Sgblack@eecs.umich.edu return new Base<uint32_t>(machInst, dest, op1, step); 857639Sgblack@eecs.umich.edu case 3: 867639Sgblack@eecs.umich.edu return new Base<uint64_t>(machInst, dest, op1, step); 877639Sgblack@eecs.umich.edu default: 887639Sgblack@eecs.umich.edu panic("Unrecognized width %d for Neon mem inst.\n", (1 << size)); 897639Sgblack@eecs.umich.edu } 907639Sgblack@eecs.umich.edu } 917639Sgblack@eecs.umich.edu 927639Sgblack@eecs.umich.edu}}; 937639Sgblack@eecs.umich.edu 947356Sgblack@eecs.umich.edulet {{ 957356Sgblack@eecs.umich.edu header_output = ''' 967356Sgblack@eecs.umich.edu StaticInstPtr 977435Sgblack@eecs.umich.edu decodeNeonMem(ExtMachInst machInst); 987435Sgblack@eecs.umich.edu 997435Sgblack@eecs.umich.edu StaticInstPtr 1007435Sgblack@eecs.umich.edu decodeNeonData(ExtMachInst machInst); 1017435Sgblack@eecs.umich.edu ''' 1027435Sgblack@eecs.umich.edu 1037435Sgblack@eecs.umich.edu decoder_output = ''' 1047435Sgblack@eecs.umich.edu StaticInstPtr 1057435Sgblack@eecs.umich.edu decodeNeonMem(ExtMachInst machInst) 1067435Sgblack@eecs.umich.edu { 1077435Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 11, 8); 1087639Sgblack@eecs.umich.edu const bool single = bits(machInst, 23); 1097639Sgblack@eecs.umich.edu const bool singleAll = single && (bits(b, 3, 2) == 3); 1107639Sgblack@eecs.umich.edu const bool load = bits(machInst, 21); 1117435Sgblack@eecs.umich.edu 1127639Sgblack@eecs.umich.edu unsigned width = 0; 1137639Sgblack@eecs.umich.edu 1147639Sgblack@eecs.umich.edu if (single) { 1157639Sgblack@eecs.umich.edu width = bits(b, 1, 0) + 1; 1167639Sgblack@eecs.umich.edu } else { 1177639Sgblack@eecs.umich.edu switch (bits(b, 3, 1)) { 1187639Sgblack@eecs.umich.edu case 0x0: width = 4; 1197639Sgblack@eecs.umich.edu break; 1207639Sgblack@eecs.umich.edu case 0x1: width = (b & 0x1) ? 2 : 1; 1217639Sgblack@eecs.umich.edu break; 1227639Sgblack@eecs.umich.edu case 0x2: width = 3; 1237639Sgblack@eecs.umich.edu break; 1247639Sgblack@eecs.umich.edu case 0x3: width = 1; 1257639Sgblack@eecs.umich.edu break; 1267639Sgblack@eecs.umich.edu case 0x4: width = 2; 1277639Sgblack@eecs.umich.edu break; 1287639Sgblack@eecs.umich.edu case 0x5: 1297639Sgblack@eecs.umich.edu if ((b & 0x1) == 0) { 1307639Sgblack@eecs.umich.edu width = 1; 1317639Sgblack@eecs.umich.edu break; 1327639Sgblack@eecs.umich.edu } 1337639Sgblack@eecs.umich.edu // Fall through on purpose. 1347639Sgblack@eecs.umich.edu default: 1357639Sgblack@eecs.umich.edu return new Unknown(machInst); 1367639Sgblack@eecs.umich.edu } 1377639Sgblack@eecs.umich.edu } 1387639Sgblack@eecs.umich.edu assert(width > 0 && width <= 4); 1397639Sgblack@eecs.umich.edu 1407639Sgblack@eecs.umich.edu const RegIndex rm = (RegIndex)(uint32_t)bits(machInst, 3, 0); 1417639Sgblack@eecs.umich.edu const RegIndex rn = (RegIndex)(uint32_t)bits(machInst, 19, 16); 1427639Sgblack@eecs.umich.edu const RegIndex vd = (RegIndex)(uint32_t)(bits(machInst, 15, 12) | 1437639Sgblack@eecs.umich.edu bits(machInst, 22) << 4); 1447639Sgblack@eecs.umich.edu const uint32_t type = bits(machInst, 11, 8); 1457639Sgblack@eecs.umich.edu uint32_t size = 0; 1468144SAli.Saidi@ARM.com uint32_t align = TLB::MustBeOne; 1477639Sgblack@eecs.umich.edu unsigned inc = 1; 1487639Sgblack@eecs.umich.edu unsigned regs = 1; 1497639Sgblack@eecs.umich.edu unsigned lane = 0; 1507639Sgblack@eecs.umich.edu if (single) { 1517639Sgblack@eecs.umich.edu if (singleAll) { 1527639Sgblack@eecs.umich.edu size = bits(machInst, 7, 6); 1537639Sgblack@eecs.umich.edu bool t = bits(machInst, 5); 1547639Sgblack@eecs.umich.edu unsigned eBytes = (1 << size); 1557639Sgblack@eecs.umich.edu align = (eBytes - 1) | TLB::AllowUnaligned; 1567639Sgblack@eecs.umich.edu if (width == 1) { 1577639Sgblack@eecs.umich.edu regs = t ? 2 : 1; 1587639Sgblack@eecs.umich.edu inc = 1; 1597639Sgblack@eecs.umich.edu } else { 1607639Sgblack@eecs.umich.edu regs = width; 1617639Sgblack@eecs.umich.edu inc = t ? 2 : 1; 1627639Sgblack@eecs.umich.edu } 1637639Sgblack@eecs.umich.edu switch (width) { 1647639Sgblack@eecs.umich.edu case 1: 1657639Sgblack@eecs.umich.edu case 2: 1667639Sgblack@eecs.umich.edu if (bits(machInst, 4)) 1677639Sgblack@eecs.umich.edu align = width * eBytes - 1; 1687639Sgblack@eecs.umich.edu break; 1697639Sgblack@eecs.umich.edu case 3: 1707639Sgblack@eecs.umich.edu break; 1717639Sgblack@eecs.umich.edu case 4: 1727639Sgblack@eecs.umich.edu if (size == 3) { 1737639Sgblack@eecs.umich.edu if (bits(machInst, 4) == 0) 1747639Sgblack@eecs.umich.edu return new Unknown(machInst); 1757639Sgblack@eecs.umich.edu size = 2; 1767639Sgblack@eecs.umich.edu align = 0xf; 1777639Sgblack@eecs.umich.edu } else if (size == 2) { 1787639Sgblack@eecs.umich.edu if (bits(machInst, 4)) 1797639Sgblack@eecs.umich.edu align = 7; 1807639Sgblack@eecs.umich.edu } else { 1817639Sgblack@eecs.umich.edu if (bits(machInst, 4)) 1827639Sgblack@eecs.umich.edu align = 4 * eBytes - 1; 1837591SAli.Saidi@ARM.com } 1847639Sgblack@eecs.umich.edu break; 1857435Sgblack@eecs.umich.edu } 1867435Sgblack@eecs.umich.edu } else { 1877639Sgblack@eecs.umich.edu size = bits(machInst, 11, 10); 1887639Sgblack@eecs.umich.edu unsigned eBytes = (1 << size); 1897639Sgblack@eecs.umich.edu align = (eBytes - 1) | TLB::AllowUnaligned; 1907639Sgblack@eecs.umich.edu regs = width; 1917639Sgblack@eecs.umich.edu unsigned indexAlign = bits(machInst, 7, 4); 1927639Sgblack@eecs.umich.edu // If width is 1, inc is always 1. That's overridden later. 1937639Sgblack@eecs.umich.edu switch (size) { 1947639Sgblack@eecs.umich.edu case 0: 1957639Sgblack@eecs.umich.edu inc = 1; 1967639Sgblack@eecs.umich.edu lane = bits(indexAlign, 3, 1); 1977639Sgblack@eecs.umich.edu break; 1987639Sgblack@eecs.umich.edu case 1: 1997639Sgblack@eecs.umich.edu inc = bits(indexAlign, 1) ? 2 : 1; 2007639Sgblack@eecs.umich.edu lane = bits(indexAlign, 3, 2); 2017639Sgblack@eecs.umich.edu break; 2027639Sgblack@eecs.umich.edu case 2: 2037639Sgblack@eecs.umich.edu inc = bits(indexAlign, 2) ? 2 : 1; 2047639Sgblack@eecs.umich.edu lane = bits(indexAlign, 3); 2057639Sgblack@eecs.umich.edu break; 2067639Sgblack@eecs.umich.edu } 2077639Sgblack@eecs.umich.edu // Override inc for width of 1. 2087639Sgblack@eecs.umich.edu if (width == 1) { 2097639Sgblack@eecs.umich.edu inc = 1; 2107639Sgblack@eecs.umich.edu } 2117639Sgblack@eecs.umich.edu switch (width) { 2127639Sgblack@eecs.umich.edu case 1: 2137639Sgblack@eecs.umich.edu switch (size) { 2147639Sgblack@eecs.umich.edu case 0: 2157639Sgblack@eecs.umich.edu break; 2167639Sgblack@eecs.umich.edu case 1: 2177639Sgblack@eecs.umich.edu if (bits(indexAlign, 0)) 2187639Sgblack@eecs.umich.edu align = 1; 2197639Sgblack@eecs.umich.edu break; 2207639Sgblack@eecs.umich.edu case 2: 2217639Sgblack@eecs.umich.edu if (bits(indexAlign, 1, 0)) 2227639Sgblack@eecs.umich.edu align = 3; 2237591SAli.Saidi@ARM.com break; 2247591SAli.Saidi@ARM.com } 2257639Sgblack@eecs.umich.edu break; 2267639Sgblack@eecs.umich.edu case 2: 2277639Sgblack@eecs.umich.edu if (bits(indexAlign, 0)) 2287639Sgblack@eecs.umich.edu align = (2 * eBytes) - 1; 2297639Sgblack@eecs.umich.edu break; 2307639Sgblack@eecs.umich.edu case 3: 2317639Sgblack@eecs.umich.edu break; 2327639Sgblack@eecs.umich.edu case 4: 2337639Sgblack@eecs.umich.edu switch (size) { 2347639Sgblack@eecs.umich.edu case 0: 2357639Sgblack@eecs.umich.edu case 1: 2367639Sgblack@eecs.umich.edu if (bits(indexAlign, 0)) 2377639Sgblack@eecs.umich.edu align = (4 * eBytes) - 1; 2387639Sgblack@eecs.umich.edu break; 2397639Sgblack@eecs.umich.edu case 2: 2407639Sgblack@eecs.umich.edu if (bits(indexAlign, 0)) 2417639Sgblack@eecs.umich.edu align = (4 << bits(indexAlign, 1, 0)) - 1; 2427639Sgblack@eecs.umich.edu break; 2437639Sgblack@eecs.umich.edu } 2447639Sgblack@eecs.umich.edu break; 2457435Sgblack@eecs.umich.edu } 2467435Sgblack@eecs.umich.edu } 2477639Sgblack@eecs.umich.edu if (size == 0x3) { 2487639Sgblack@eecs.umich.edu return new Unknown(machInst); 2497639Sgblack@eecs.umich.edu } 2507639Sgblack@eecs.umich.edu } else { 2517639Sgblack@eecs.umich.edu size = bits(machInst, 7, 6); 2527639Sgblack@eecs.umich.edu align = bits(machInst, 5, 4); 2537639Sgblack@eecs.umich.edu if (align == 0) { 2547639Sgblack@eecs.umich.edu // @align wasn't specified, so alignment can be turned off. 2557639Sgblack@eecs.umich.edu align = ((1 << size) - 1) | TLB::AllowUnaligned; 2567639Sgblack@eecs.umich.edu } else { 2577639Sgblack@eecs.umich.edu align = ((4 << align) - 1); 2587639Sgblack@eecs.umich.edu } 2597639Sgblack@eecs.umich.edu switch (width) { 2607639Sgblack@eecs.umich.edu case 1: 2617639Sgblack@eecs.umich.edu switch (type) { 2627639Sgblack@eecs.umich.edu case 0x7: regs = 1; 2637639Sgblack@eecs.umich.edu break; 2647639Sgblack@eecs.umich.edu case 0xa: regs = 2; 2657639Sgblack@eecs.umich.edu break; 2667639Sgblack@eecs.umich.edu case 0x6: regs = 3; 2677639Sgblack@eecs.umich.edu break; 2687639Sgblack@eecs.umich.edu case 0x2: regs = 4; 2697639Sgblack@eecs.umich.edu break; 2707639Sgblack@eecs.umich.edu default: 2717639Sgblack@eecs.umich.edu return new Unknown(machInst); 2727639Sgblack@eecs.umich.edu } 2737639Sgblack@eecs.umich.edu break; 2747639Sgblack@eecs.umich.edu case 2: 2757639Sgblack@eecs.umich.edu // Regs doesn't behave exactly as it does in the manual 2767639Sgblack@eecs.umich.edu // because they loop over regs registers twice and we break 2777639Sgblack@eecs.umich.edu // it down in the macroop. 2787639Sgblack@eecs.umich.edu switch (type) { 2797639Sgblack@eecs.umich.edu case 0x8: regs = 2; inc = 1; 2807639Sgblack@eecs.umich.edu break; 2817639Sgblack@eecs.umich.edu case 0x9: regs = 2; inc = 2; 2827639Sgblack@eecs.umich.edu break; 2837639Sgblack@eecs.umich.edu case 0x3: regs = 4; inc = 2; 2847639Sgblack@eecs.umich.edu break; 2857639Sgblack@eecs.umich.edu default: 2867639Sgblack@eecs.umich.edu return new Unknown(machInst); 2877639Sgblack@eecs.umich.edu } 2887639Sgblack@eecs.umich.edu break; 2897639Sgblack@eecs.umich.edu case 3: 2907639Sgblack@eecs.umich.edu regs = 3; 2917639Sgblack@eecs.umich.edu switch (type) { 2927639Sgblack@eecs.umich.edu case 0x4: inc = 1; 2937639Sgblack@eecs.umich.edu break; 2947639Sgblack@eecs.umich.edu case 0x5: inc = 2;; 2957639Sgblack@eecs.umich.edu break; 2967639Sgblack@eecs.umich.edu default: 2977639Sgblack@eecs.umich.edu return new Unknown(machInst); 2987639Sgblack@eecs.umich.edu } 2997639Sgblack@eecs.umich.edu break; 3007639Sgblack@eecs.umich.edu case 4: 3017639Sgblack@eecs.umich.edu regs = 4; 3027639Sgblack@eecs.umich.edu switch (type) { 3037639Sgblack@eecs.umich.edu case 0: inc = 1; 3047639Sgblack@eecs.umich.edu break; 3057639Sgblack@eecs.umich.edu case 1: inc = 2; 3067639Sgblack@eecs.umich.edu break; 3077639Sgblack@eecs.umich.edu default: 3087639Sgblack@eecs.umich.edu return new Unknown(machInst); 3097639Sgblack@eecs.umich.edu } 3107639Sgblack@eecs.umich.edu break; 3117639Sgblack@eecs.umich.edu } 3127639Sgblack@eecs.umich.edu } 3137639Sgblack@eecs.umich.edu 3147639Sgblack@eecs.umich.edu if (load) { 3157639Sgblack@eecs.umich.edu // Load instructions. 3167639Sgblack@eecs.umich.edu if (single) { 3177639Sgblack@eecs.umich.edu return new VldSingle(machInst, singleAll, width, rn, vd, 3187639Sgblack@eecs.umich.edu regs, inc, size, align, rm, lane); 3197639Sgblack@eecs.umich.edu } else { 3207639Sgblack@eecs.umich.edu return new VldMult(machInst, width, rn, vd, 3217639Sgblack@eecs.umich.edu regs, inc, size, align, rm); 3227639Sgblack@eecs.umich.edu } 3237435Sgblack@eecs.umich.edu } else { 3247435Sgblack@eecs.umich.edu // Store instructions. 3257639Sgblack@eecs.umich.edu if (single) { 3267639Sgblack@eecs.umich.edu if (singleAll) { 3277639Sgblack@eecs.umich.edu return new Unknown(machInst); 3287591SAli.Saidi@ARM.com } else { 3297639Sgblack@eecs.umich.edu return new VstSingle(machInst, false, width, rn, vd, 3307639Sgblack@eecs.umich.edu regs, inc, size, align, rm, lane); 3317435Sgblack@eecs.umich.edu } 3327435Sgblack@eecs.umich.edu } else { 3337639Sgblack@eecs.umich.edu return new VstMult(machInst, width, rn, vd, 3347639Sgblack@eecs.umich.edu regs, inc, size, align, rm); 3357435Sgblack@eecs.umich.edu } 3367435Sgblack@eecs.umich.edu } 3377591SAli.Saidi@ARM.com return new Unknown(machInst); 3387435Sgblack@eecs.umich.edu } 3397435Sgblack@eecs.umich.edu ''' 3407435Sgblack@eecs.umich.edu 3417435Sgblack@eecs.umich.edu decoder_output += ''' 3427435Sgblack@eecs.umich.edu static StaticInstPtr 3437435Sgblack@eecs.umich.edu decodeNeonThreeRegistersSameLength(ExtMachInst machInst) 3447435Sgblack@eecs.umich.edu { 3457435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 3467435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 3477435Sgblack@eecs.umich.edu const bool b = bits(machInst, 4); 3487435Sgblack@eecs.umich.edu const uint32_t c = bits(machInst, 21, 20); 3497639Sgblack@eecs.umich.edu const IntRegIndex vd = 3507639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 3517639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 3527639Sgblack@eecs.umich.edu const IntRegIndex vn = 3537639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 3547639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 3557639Sgblack@eecs.umich.edu const IntRegIndex vm = 3567639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 3577639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 3587639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 21, 20); 3597639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 3607639Sgblack@eecs.umich.edu if (q && ((vd & 0x1) || (vn & 0x1) || (vm & 0x1))) 3617639Sgblack@eecs.umich.edu return new Unknown(machInst); 3627435Sgblack@eecs.umich.edu switch (a) { 3637435Sgblack@eecs.umich.edu case 0x0: 3647435Sgblack@eecs.umich.edu if (b) { 3657639Sgblack@eecs.umich.edu if (u) { 3667639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VqaddUD, VqaddUQ>( 3677639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 3687435Sgblack@eecs.umich.edu } else { 3697639Sgblack@eecs.umich.edu return decodeNeonSThreeReg<VqaddSD, VqaddSQ>( 3707639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 3717435Sgblack@eecs.umich.edu } 3727435Sgblack@eecs.umich.edu } else { 3737639Sgblack@eecs.umich.edu if (size == 3) 3747639Sgblack@eecs.umich.edu return new Unknown(machInst); 3757639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VhaddD, VhaddQ>( 3767639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 3777435Sgblack@eecs.umich.edu } 3787435Sgblack@eecs.umich.edu case 0x1: 3797435Sgblack@eecs.umich.edu if (!b) { 3807639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VrhaddD, VrhaddQ>( 3817639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 3827435Sgblack@eecs.umich.edu } else { 3837435Sgblack@eecs.umich.edu if (u) { 3847435Sgblack@eecs.umich.edu switch (c) { 3857435Sgblack@eecs.umich.edu case 0: 3867639Sgblack@eecs.umich.edu if (q) { 3877639Sgblack@eecs.umich.edu return new VeorQ<uint64_t>(machInst, vd, vn, vm); 3887639Sgblack@eecs.umich.edu } else { 3897639Sgblack@eecs.umich.edu return new VeorD<uint64_t>(machInst, vd, vn, vm); 3907639Sgblack@eecs.umich.edu } 3917435Sgblack@eecs.umich.edu case 1: 3927639Sgblack@eecs.umich.edu if (q) { 3937639Sgblack@eecs.umich.edu return new VbslQ<uint64_t>(machInst, vd, vn, vm); 3947639Sgblack@eecs.umich.edu } else { 3957639Sgblack@eecs.umich.edu return new VbslD<uint64_t>(machInst, vd, vn, vm); 3967639Sgblack@eecs.umich.edu } 3977435Sgblack@eecs.umich.edu case 2: 3987639Sgblack@eecs.umich.edu if (q) { 3997639Sgblack@eecs.umich.edu return new VbitQ<uint64_t>(machInst, vd, vn, vm); 4007639Sgblack@eecs.umich.edu } else { 4017639Sgblack@eecs.umich.edu return new VbitD<uint64_t>(machInst, vd, vn, vm); 4027639Sgblack@eecs.umich.edu } 4037435Sgblack@eecs.umich.edu case 3: 4047639Sgblack@eecs.umich.edu if (q) { 4057639Sgblack@eecs.umich.edu return new VbifQ<uint64_t>(machInst, vd, vn, vm); 4067639Sgblack@eecs.umich.edu } else { 4077639Sgblack@eecs.umich.edu return new VbifD<uint64_t>(machInst, vd, vn, vm); 4087639Sgblack@eecs.umich.edu } 4097435Sgblack@eecs.umich.edu } 4107435Sgblack@eecs.umich.edu } else { 4117435Sgblack@eecs.umich.edu switch (c) { 4127435Sgblack@eecs.umich.edu case 0: 4137639Sgblack@eecs.umich.edu if (q) { 4147639Sgblack@eecs.umich.edu return new VandQ<uint64_t>(machInst, vd, vn, vm); 4157639Sgblack@eecs.umich.edu } else { 4167639Sgblack@eecs.umich.edu return new VandD<uint64_t>(machInst, vd, vn, vm); 4177639Sgblack@eecs.umich.edu } 4187435Sgblack@eecs.umich.edu case 1: 4197639Sgblack@eecs.umich.edu if (q) { 4207639Sgblack@eecs.umich.edu return new VbicQ<uint64_t>(machInst, vd, vn, vm); 4217639Sgblack@eecs.umich.edu } else { 4227639Sgblack@eecs.umich.edu return new VbicD<uint64_t>(machInst, vd, vn, vm); 4237639Sgblack@eecs.umich.edu } 4247435Sgblack@eecs.umich.edu case 2: 4257639Sgblack@eecs.umich.edu if (vn == vm) { 4267639Sgblack@eecs.umich.edu if (q) { 4277639Sgblack@eecs.umich.edu return new VmovQ<uint64_t>( 4287639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4297435Sgblack@eecs.umich.edu } else { 4307639Sgblack@eecs.umich.edu return new VmovD<uint64_t>( 4317639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4327639Sgblack@eecs.umich.edu } 4337639Sgblack@eecs.umich.edu } else { 4347639Sgblack@eecs.umich.edu if (q) { 4357639Sgblack@eecs.umich.edu return new VorrQ<uint64_t>( 4367639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4377639Sgblack@eecs.umich.edu } else { 4387639Sgblack@eecs.umich.edu return new VorrD<uint64_t>( 4397639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4407435Sgblack@eecs.umich.edu } 4417435Sgblack@eecs.umich.edu } 4427435Sgblack@eecs.umich.edu case 3: 4437639Sgblack@eecs.umich.edu if (q) { 4447639Sgblack@eecs.umich.edu return new VornQ<uint64_t>( 4457639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4467639Sgblack@eecs.umich.edu } else { 4477639Sgblack@eecs.umich.edu return new VornD<uint64_t>( 4487639Sgblack@eecs.umich.edu machInst, vd, vn, vm); 4497639Sgblack@eecs.umich.edu } 4507435Sgblack@eecs.umich.edu } 4517435Sgblack@eecs.umich.edu } 4527435Sgblack@eecs.umich.edu } 4537435Sgblack@eecs.umich.edu case 0x2: 4547435Sgblack@eecs.umich.edu if (b) { 4557639Sgblack@eecs.umich.edu if (u) { 4567639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VqsubUD, VqsubUQ>( 4577639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 4587639Sgblack@eecs.umich.edu } else { 4597639Sgblack@eecs.umich.edu return decodeNeonSThreeReg<VqsubSD, VqsubSQ>( 4607639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 4617639Sgblack@eecs.umich.edu } 4627435Sgblack@eecs.umich.edu } else { 4637639Sgblack@eecs.umich.edu if (size == 3) 4647639Sgblack@eecs.umich.edu return new Unknown(machInst); 4657639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VhsubD, VhsubQ>( 4667639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 4677435Sgblack@eecs.umich.edu } 4687435Sgblack@eecs.umich.edu case 0x3: 4697435Sgblack@eecs.umich.edu if (b) { 4707639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VcgeD, VcgeQ>( 4717639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 4727435Sgblack@eecs.umich.edu } else { 4737639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VcgtD, VcgtQ>( 4747639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 4757435Sgblack@eecs.umich.edu } 4767435Sgblack@eecs.umich.edu case 0x4: 4777435Sgblack@eecs.umich.edu if (b) { 4787639Sgblack@eecs.umich.edu if (u) { 4797639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VqshlUD, VqshlUQ>( 4807639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, vn); 4817639Sgblack@eecs.umich.edu } else { 4827639Sgblack@eecs.umich.edu return decodeNeonSThreeReg<VqshlSD, VqshlSQ>( 4837639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, vn); 4847639Sgblack@eecs.umich.edu } 4857435Sgblack@eecs.umich.edu } else { 4867639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VshlD, VshlQ>( 4877639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vm, vn); 4887435Sgblack@eecs.umich.edu } 4897435Sgblack@eecs.umich.edu case 0x5: 4907435Sgblack@eecs.umich.edu if (b) { 4917639Sgblack@eecs.umich.edu if (u) { 4927639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VqrshlUD, VqrshlUQ>( 4937639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, vn); 4947639Sgblack@eecs.umich.edu } else { 4957639Sgblack@eecs.umich.edu return decodeNeonSThreeReg<VqrshlSD, VqrshlSQ>( 4967639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, vn); 4977639Sgblack@eecs.umich.edu } 4987435Sgblack@eecs.umich.edu } else { 4997639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VrshlD, VrshlQ>( 5007639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vm, vn); 5017435Sgblack@eecs.umich.edu } 5027435Sgblack@eecs.umich.edu case 0x6: 5037435Sgblack@eecs.umich.edu if (b) { 5047639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VminD, VminQ>( 5057639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5067435Sgblack@eecs.umich.edu } else { 5077639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VmaxD, VmaxQ>( 5087639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5097435Sgblack@eecs.umich.edu } 5107435Sgblack@eecs.umich.edu case 0x7: 5117435Sgblack@eecs.umich.edu if (b) { 5127639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VabaD, VabaQ>( 5137639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5147435Sgblack@eecs.umich.edu } else { 5157435Sgblack@eecs.umich.edu if (bits(machInst, 23) == 1) { 5167639Sgblack@eecs.umich.edu if (q) { 5177435Sgblack@eecs.umich.edu return new Unknown(machInst); 5187435Sgblack@eecs.umich.edu } else { 5197639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vabdl>( 5207639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 5217435Sgblack@eecs.umich.edu } 5227435Sgblack@eecs.umich.edu } else { 5237639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VabdD, VabdQ>( 5247639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5257435Sgblack@eecs.umich.edu } 5267435Sgblack@eecs.umich.edu } 5277435Sgblack@eecs.umich.edu case 0x8: 5287435Sgblack@eecs.umich.edu if (b) { 5297435Sgblack@eecs.umich.edu if (u) { 5307639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VceqD, VceqQ>( 5317639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5327435Sgblack@eecs.umich.edu } else { 5337639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<VtstD, VtstQ>( 5347639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5357435Sgblack@eecs.umich.edu } 5367435Sgblack@eecs.umich.edu } else { 5377435Sgblack@eecs.umich.edu if (u) { 5387639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<NVsubD, NVsubQ>( 5397639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5407435Sgblack@eecs.umich.edu } else { 5417639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<NVaddD, NVaddQ>( 5427639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5437435Sgblack@eecs.umich.edu } 5447435Sgblack@eecs.umich.edu } 5457435Sgblack@eecs.umich.edu case 0x9: 5467435Sgblack@eecs.umich.edu if (b) { 5477435Sgblack@eecs.umich.edu if (u) { 5487639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<NVmulpD, NVmulpQ>( 5497639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5507435Sgblack@eecs.umich.edu } else { 5517639Sgblack@eecs.umich.edu return decodeNeonSThreeReg<NVmulD, NVmulQ>( 5527639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5537435Sgblack@eecs.umich.edu } 5547435Sgblack@eecs.umich.edu } else { 5557435Sgblack@eecs.umich.edu if (u) { 5567639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<NVmlsD, NVmlsQ>( 5577639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5587435Sgblack@eecs.umich.edu } else { 5597639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<NVmlaD, NVmlaQ>( 5607639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5617435Sgblack@eecs.umich.edu } 5627435Sgblack@eecs.umich.edu } 5637435Sgblack@eecs.umich.edu case 0xa: 5648607Sgblack@eecs.umich.edu if (q) 5658607Sgblack@eecs.umich.edu return new Unknown(machInst); 5667435Sgblack@eecs.umich.edu if (b) { 5678607Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<VpminD>( 5688607Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 5697435Sgblack@eecs.umich.edu } else { 5708607Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<VpmaxD>( 5718607Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 5727435Sgblack@eecs.umich.edu } 5737435Sgblack@eecs.umich.edu case 0xb: 5747435Sgblack@eecs.umich.edu if (b) { 5758607Sgblack@eecs.umich.edu if (u || q) { 5767435Sgblack@eecs.umich.edu return new Unknown(machInst); 5777435Sgblack@eecs.umich.edu } else { 5788607Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<NVpaddD>( 5798607Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 5807435Sgblack@eecs.umich.edu } 5817435Sgblack@eecs.umich.edu } else { 5827435Sgblack@eecs.umich.edu if (u) { 5837639Sgblack@eecs.umich.edu return decodeNeonSThreeSReg<VqrdmulhD, VqrdmulhQ>( 5847639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5857435Sgblack@eecs.umich.edu } else { 5867639Sgblack@eecs.umich.edu return decodeNeonSThreeSReg<VqdmulhD, VqdmulhQ>( 5877639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5887435Sgblack@eecs.umich.edu } 5897435Sgblack@eecs.umich.edu } 5907435Sgblack@eecs.umich.edu case 0xc: 5917435Sgblack@eecs.umich.edu return new Unknown(machInst); 5927435Sgblack@eecs.umich.edu case 0xd: 5937435Sgblack@eecs.umich.edu if (b) { 5947435Sgblack@eecs.umich.edu if (u) { 5957435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 5967639Sgblack@eecs.umich.edu if (q) { 5977639Sgblack@eecs.umich.edu return new NVmulQFp<float>(machInst, vd, vn, vm); 5987639Sgblack@eecs.umich.edu } else { 5997639Sgblack@eecs.umich.edu return new NVmulDFp<float>(machInst, vd, vn, vm); 6007639Sgblack@eecs.umich.edu } 6017435Sgblack@eecs.umich.edu } else { 6027435Sgblack@eecs.umich.edu return new Unknown(machInst); 6037435Sgblack@eecs.umich.edu } 6047435Sgblack@eecs.umich.edu } else { 6057435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6067639Sgblack@eecs.umich.edu if (q) { 6077639Sgblack@eecs.umich.edu return new NVmlaQFp<float>(machInst, vd, vn, vm); 6087639Sgblack@eecs.umich.edu } else { 6097639Sgblack@eecs.umich.edu return new NVmlaDFp<float>(machInst, vd, vn, vm); 6107639Sgblack@eecs.umich.edu } 6117435Sgblack@eecs.umich.edu } else { 6127639Sgblack@eecs.umich.edu if (q) { 6137639Sgblack@eecs.umich.edu return new NVmlsQFp<float>(machInst, vd, vn, vm); 6147639Sgblack@eecs.umich.edu } else { 6157639Sgblack@eecs.umich.edu return new NVmlsDFp<float>(machInst, vd, vn, vm); 6167639Sgblack@eecs.umich.edu } 6177435Sgblack@eecs.umich.edu } 6187435Sgblack@eecs.umich.edu } 6197435Sgblack@eecs.umich.edu } else { 6207435Sgblack@eecs.umich.edu if (u) { 6217435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6227639Sgblack@eecs.umich.edu if (q) { 6237639Sgblack@eecs.umich.edu return new VpaddQFp<float>(machInst, vd, vn, vm); 6247639Sgblack@eecs.umich.edu } else { 6257639Sgblack@eecs.umich.edu return new VpaddDFp<float>(machInst, vd, vn, vm); 6267639Sgblack@eecs.umich.edu } 6277435Sgblack@eecs.umich.edu } else { 6287639Sgblack@eecs.umich.edu if (q) { 6297639Sgblack@eecs.umich.edu return new VabdQFp<float>(machInst, vd, vn, vm); 6307639Sgblack@eecs.umich.edu } else { 6317639Sgblack@eecs.umich.edu return new VabdDFp<float>(machInst, vd, vn, vm); 6327639Sgblack@eecs.umich.edu } 6337435Sgblack@eecs.umich.edu } 6347435Sgblack@eecs.umich.edu } else { 6357435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6367639Sgblack@eecs.umich.edu if (q) { 6377639Sgblack@eecs.umich.edu return new VaddQFp<float>(machInst, vd, vn, vm); 6387639Sgblack@eecs.umich.edu } else { 6397639Sgblack@eecs.umich.edu return new VaddDFp<float>(machInst, vd, vn, vm); 6407639Sgblack@eecs.umich.edu } 6417435Sgblack@eecs.umich.edu } else { 6427639Sgblack@eecs.umich.edu if (q) { 6437639Sgblack@eecs.umich.edu return new VsubQFp<float>(machInst, vd, vn, vm); 6447639Sgblack@eecs.umich.edu } else { 6457639Sgblack@eecs.umich.edu return new VsubDFp<float>(machInst, vd, vn, vm); 6467639Sgblack@eecs.umich.edu } 6477435Sgblack@eecs.umich.edu } 6487435Sgblack@eecs.umich.edu } 6497435Sgblack@eecs.umich.edu } 6507435Sgblack@eecs.umich.edu case 0xe: 6517435Sgblack@eecs.umich.edu if (b) { 6527435Sgblack@eecs.umich.edu if (u) { 6537435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6547639Sgblack@eecs.umich.edu if (q) { 6557639Sgblack@eecs.umich.edu return new VacgeQFp<float>(machInst, vd, vn, vm); 6567639Sgblack@eecs.umich.edu } else { 6577639Sgblack@eecs.umich.edu return new VacgeDFp<float>(machInst, vd, vn, vm); 6587639Sgblack@eecs.umich.edu } 6597435Sgblack@eecs.umich.edu } else { 6607639Sgblack@eecs.umich.edu if (q) { 6617639Sgblack@eecs.umich.edu return new VacgtQFp<float>(machInst, vd, vn, vm); 6627639Sgblack@eecs.umich.edu } else { 6637639Sgblack@eecs.umich.edu return new VacgtDFp<float>(machInst, vd, vn, vm); 6647639Sgblack@eecs.umich.edu } 6657435Sgblack@eecs.umich.edu } 6667435Sgblack@eecs.umich.edu } else { 6677435Sgblack@eecs.umich.edu return new Unknown(machInst); 6687435Sgblack@eecs.umich.edu } 6697435Sgblack@eecs.umich.edu } else { 6707435Sgblack@eecs.umich.edu if (u) { 6717435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6727639Sgblack@eecs.umich.edu if (q) { 6737639Sgblack@eecs.umich.edu return new VcgeQFp<float>(machInst, vd, vn, vm); 6747639Sgblack@eecs.umich.edu } else { 6757639Sgblack@eecs.umich.edu return new VcgeDFp<float>(machInst, vd, vn, vm); 6767639Sgblack@eecs.umich.edu } 6777435Sgblack@eecs.umich.edu } else { 6787639Sgblack@eecs.umich.edu if (q) { 6797639Sgblack@eecs.umich.edu return new VcgtQFp<float>(machInst, vd, vn, vm); 6807639Sgblack@eecs.umich.edu } else { 6817639Sgblack@eecs.umich.edu return new VcgtDFp<float>(machInst, vd, vn, vm); 6827639Sgblack@eecs.umich.edu } 6837435Sgblack@eecs.umich.edu } 6847435Sgblack@eecs.umich.edu } else { 6857435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6867639Sgblack@eecs.umich.edu if (q) { 6877639Sgblack@eecs.umich.edu return new VceqQFp<float>(machInst, vd, vn, vm); 6887639Sgblack@eecs.umich.edu } else { 6897639Sgblack@eecs.umich.edu return new VceqDFp<float>(machInst, vd, vn, vm); 6907639Sgblack@eecs.umich.edu } 6917435Sgblack@eecs.umich.edu } else { 6927435Sgblack@eecs.umich.edu return new Unknown(machInst); 6937435Sgblack@eecs.umich.edu } 6947435Sgblack@eecs.umich.edu } 6957435Sgblack@eecs.umich.edu } 6967435Sgblack@eecs.umich.edu case 0xf: 6977435Sgblack@eecs.umich.edu if (b) { 6987435Sgblack@eecs.umich.edu if (u) { 6997435Sgblack@eecs.umich.edu return new Unknown(machInst); 7007435Sgblack@eecs.umich.edu } else { 7017435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7027639Sgblack@eecs.umich.edu if (q) { 7037639Sgblack@eecs.umich.edu return new VrecpsQFp<float>(machInst, vd, vn, vm); 7047639Sgblack@eecs.umich.edu } else { 7057639Sgblack@eecs.umich.edu return new VrecpsDFp<float>(machInst, vd, vn, vm); 7067639Sgblack@eecs.umich.edu } 7077435Sgblack@eecs.umich.edu } else { 7087639Sgblack@eecs.umich.edu if (q) { 7097639Sgblack@eecs.umich.edu return new VrsqrtsQFp<float>(machInst, vd, vn, vm); 7107639Sgblack@eecs.umich.edu } else { 7117639Sgblack@eecs.umich.edu return new VrsqrtsDFp<float>(machInst, vd, vn, vm); 7127639Sgblack@eecs.umich.edu } 7137435Sgblack@eecs.umich.edu } 7147435Sgblack@eecs.umich.edu } 7157435Sgblack@eecs.umich.edu } else { 7167435Sgblack@eecs.umich.edu if (u) { 7177435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7187639Sgblack@eecs.umich.edu if (q) { 7197639Sgblack@eecs.umich.edu return new VpmaxQFp<float>(machInst, vd, vn, vm); 7207639Sgblack@eecs.umich.edu } else { 7217639Sgblack@eecs.umich.edu return new VpmaxDFp<float>(machInst, vd, vn, vm); 7227639Sgblack@eecs.umich.edu } 7237435Sgblack@eecs.umich.edu } else { 7247639Sgblack@eecs.umich.edu if (q) { 7257639Sgblack@eecs.umich.edu return new VpminQFp<float>(machInst, vd, vn, vm); 7267639Sgblack@eecs.umich.edu } else { 7277639Sgblack@eecs.umich.edu return new VpminDFp<float>(machInst, vd, vn, vm); 7287639Sgblack@eecs.umich.edu } 7297435Sgblack@eecs.umich.edu } 7307435Sgblack@eecs.umich.edu } else { 7317435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7327639Sgblack@eecs.umich.edu if (q) { 7337639Sgblack@eecs.umich.edu return new VmaxQFp<float>(machInst, vd, vn, vm); 7347639Sgblack@eecs.umich.edu } else { 7357639Sgblack@eecs.umich.edu return new VmaxDFp<float>(machInst, vd, vn, vm); 7367639Sgblack@eecs.umich.edu } 7377435Sgblack@eecs.umich.edu } else { 7387639Sgblack@eecs.umich.edu if (q) { 7397639Sgblack@eecs.umich.edu return new VminQFp<float>(machInst, vd, vn, vm); 7407639Sgblack@eecs.umich.edu } else { 7417639Sgblack@eecs.umich.edu return new VminDFp<float>(machInst, vd, vn, vm); 7427639Sgblack@eecs.umich.edu } 7437435Sgblack@eecs.umich.edu } 7447435Sgblack@eecs.umich.edu } 7457435Sgblack@eecs.umich.edu } 7467435Sgblack@eecs.umich.edu } 7477435Sgblack@eecs.umich.edu return new Unknown(machInst); 7487435Sgblack@eecs.umich.edu } 7497435Sgblack@eecs.umich.edu 7507435Sgblack@eecs.umich.edu static StaticInstPtr 7517435Sgblack@eecs.umich.edu decodeNeonOneRegModImm(ExtMachInst machInst) 7527435Sgblack@eecs.umich.edu { 7537639Sgblack@eecs.umich.edu const IntRegIndex vd = 7547639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 7557639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 7567639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 7577435Sgblack@eecs.umich.edu const bool op = bits(machInst, 5); 7587639Sgblack@eecs.umich.edu const uint8_t cmode = bits(machInst, 11, 8); 7597639Sgblack@eecs.umich.edu const uint8_t imm = ((THUMB ? bits(machInst, 28) : 7607639Sgblack@eecs.umich.edu bits(machInst, 24)) << 7) | 7617639Sgblack@eecs.umich.edu (bits(machInst, 18, 16) << 4) | 7627639Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 0); 7637853SMatt.Horsnell@ARM.com 7647853SMatt.Horsnell@ARM.com // Check for invalid immediate encodings and return an unknown op 7657853SMatt.Horsnell@ARM.com // if it happens 7667853SMatt.Horsnell@ARM.com bool immValid = true; 7677853SMatt.Horsnell@ARM.com const uint64_t bigImm = simd_modified_imm(op, cmode, imm, immValid); 7687853SMatt.Horsnell@ARM.com if (!immValid) { 7697853SMatt.Horsnell@ARM.com return new Unknown(machInst); 7707853SMatt.Horsnell@ARM.com } 7717853SMatt.Horsnell@ARM.com 7727435Sgblack@eecs.umich.edu if (op) { 7737435Sgblack@eecs.umich.edu if (bits(cmode, 3) == 0) { 7747435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 7757639Sgblack@eecs.umich.edu if (q) 7767639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 7777639Sgblack@eecs.umich.edu else 7787639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 7797435Sgblack@eecs.umich.edu } else { 7807639Sgblack@eecs.umich.edu if (q) 7817639Sgblack@eecs.umich.edu return new NVbiciQ<uint64_t>(machInst, vd, bigImm); 7827639Sgblack@eecs.umich.edu else 7837639Sgblack@eecs.umich.edu return new NVbiciD<uint64_t>(machInst, vd, bigImm); 7847435Sgblack@eecs.umich.edu } 7857435Sgblack@eecs.umich.edu } else { 7867435Sgblack@eecs.umich.edu if (bits(cmode, 2) == 1) { 7877639Sgblack@eecs.umich.edu switch (bits(cmode, 1, 0)) { 7887639Sgblack@eecs.umich.edu case 0: 7897639Sgblack@eecs.umich.edu case 1: 7907639Sgblack@eecs.umich.edu if (q) 7917639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 7927639Sgblack@eecs.umich.edu else 7937639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 7947639Sgblack@eecs.umich.edu case 2: 7957639Sgblack@eecs.umich.edu if (q) 7967639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 7977639Sgblack@eecs.umich.edu else 7987639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 7997639Sgblack@eecs.umich.edu case 3: 8007639Sgblack@eecs.umich.edu if (q) 8017639Sgblack@eecs.umich.edu return new Unknown(machInst); 8027639Sgblack@eecs.umich.edu else 8037639Sgblack@eecs.umich.edu return new Unknown(machInst); 8047639Sgblack@eecs.umich.edu } 8057435Sgblack@eecs.umich.edu } else { 8067435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 8077639Sgblack@eecs.umich.edu if (q) 8087639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 8097639Sgblack@eecs.umich.edu else 8107639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 8117435Sgblack@eecs.umich.edu } else { 8127639Sgblack@eecs.umich.edu if (q) 8137639Sgblack@eecs.umich.edu return new NVbiciQ<uint64_t>(machInst, vd, bigImm); 8147639Sgblack@eecs.umich.edu else 8157639Sgblack@eecs.umich.edu return new NVbiciD<uint64_t>(machInst, vd, bigImm); 8167435Sgblack@eecs.umich.edu } 8177435Sgblack@eecs.umich.edu } 8187435Sgblack@eecs.umich.edu } 8197435Sgblack@eecs.umich.edu } else { 8207435Sgblack@eecs.umich.edu if (bits(cmode, 3) == 0) { 8217435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 8227639Sgblack@eecs.umich.edu if (q) 8237639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8247639Sgblack@eecs.umich.edu else 8257639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8267435Sgblack@eecs.umich.edu } else { 8277639Sgblack@eecs.umich.edu if (q) 8287639Sgblack@eecs.umich.edu return new NVorriQ<uint64_t>(machInst, vd, bigImm); 8297639Sgblack@eecs.umich.edu else 8307639Sgblack@eecs.umich.edu return new NVorriD<uint64_t>(machInst, vd, bigImm); 8317435Sgblack@eecs.umich.edu } 8327435Sgblack@eecs.umich.edu } else { 8337435Sgblack@eecs.umich.edu if (bits(cmode, 2) == 1) { 8347639Sgblack@eecs.umich.edu if (q) 8357639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8367639Sgblack@eecs.umich.edu else 8377639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8387435Sgblack@eecs.umich.edu } else { 8397435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 8407639Sgblack@eecs.umich.edu if (q) 8417639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8427639Sgblack@eecs.umich.edu else 8437639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8447435Sgblack@eecs.umich.edu } else { 8457639Sgblack@eecs.umich.edu if (q) 8467639Sgblack@eecs.umich.edu return new NVorriQ<uint64_t>(machInst, vd, bigImm); 8477639Sgblack@eecs.umich.edu else 8487639Sgblack@eecs.umich.edu return new NVorriD<uint64_t>(machInst, vd, bigImm); 8497435Sgblack@eecs.umich.edu } 8507435Sgblack@eecs.umich.edu } 8517435Sgblack@eecs.umich.edu } 8527435Sgblack@eecs.umich.edu } 8537435Sgblack@eecs.umich.edu return new Unknown(machInst); 8547435Sgblack@eecs.umich.edu } 8557435Sgblack@eecs.umich.edu 8567435Sgblack@eecs.umich.edu static StaticInstPtr 8577435Sgblack@eecs.umich.edu decodeNeonTwoRegAndShift(ExtMachInst machInst) 8587435Sgblack@eecs.umich.edu { 8597435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 8607435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 8617435Sgblack@eecs.umich.edu const bool b = bits(machInst, 6); 8627435Sgblack@eecs.umich.edu const bool l = bits(machInst, 7); 8637639Sgblack@eecs.umich.edu const IntRegIndex vd = 8647639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 8657639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 8667639Sgblack@eecs.umich.edu const IntRegIndex vm = 8677639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 8687639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 8697639Sgblack@eecs.umich.edu unsigned imm6 = bits(machInst, 21, 16); 8707639Sgblack@eecs.umich.edu unsigned imm = ((l ? 1 : 0) << 6) | imm6; 8717639Sgblack@eecs.umich.edu unsigned size = 3; 8727639Sgblack@eecs.umich.edu unsigned lShiftAmt = 0; 8737639Sgblack@eecs.umich.edu unsigned bitSel; 8747639Sgblack@eecs.umich.edu for (bitSel = 1 << 6; true; bitSel >>= 1) { 8757639Sgblack@eecs.umich.edu if (bitSel & imm) 8767639Sgblack@eecs.umich.edu break; 8777639Sgblack@eecs.umich.edu else if (!size) 8787639Sgblack@eecs.umich.edu return new Unknown(machInst); 8797639Sgblack@eecs.umich.edu size--; 8807639Sgblack@eecs.umich.edu } 8817639Sgblack@eecs.umich.edu lShiftAmt = imm6 & ~bitSel; 8827639Sgblack@eecs.umich.edu unsigned rShiftAmt = 0; 8837639Sgblack@eecs.umich.edu if (a != 0xe && a != 0xf) { 8847639Sgblack@eecs.umich.edu if (size > 2) 8857639Sgblack@eecs.umich.edu rShiftAmt = 64 - imm6; 8867639Sgblack@eecs.umich.edu else 8877639Sgblack@eecs.umich.edu rShiftAmt = 2 * (8 << size) - imm6; 8887639Sgblack@eecs.umich.edu } 8897435Sgblack@eecs.umich.edu 8907435Sgblack@eecs.umich.edu switch (a) { 8917435Sgblack@eecs.umich.edu case 0x0: 8927639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVshrD, NVshrQ>( 8937639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8947435Sgblack@eecs.umich.edu case 0x1: 8957639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVsraD, NVsraQ>( 8967639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8977435Sgblack@eecs.umich.edu case 0x2: 8987639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVrshrD, NVrshrQ>( 8997639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 9007435Sgblack@eecs.umich.edu case 0x3: 9017639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVrsraD, NVrsraQ>( 9027639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 9037435Sgblack@eecs.umich.edu case 0x4: 9047435Sgblack@eecs.umich.edu if (u) { 9057639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVsriD, NVsriQ>( 9067639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9077435Sgblack@eecs.umich.edu } else { 9087435Sgblack@eecs.umich.edu return new Unknown(machInst); 9097435Sgblack@eecs.umich.edu } 9107435Sgblack@eecs.umich.edu case 0x5: 9117435Sgblack@eecs.umich.edu if (u) { 9127639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVsliD, NVsliQ>( 9137639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9147435Sgblack@eecs.umich.edu } else { 9157639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVshlD, NVshlQ>( 9167639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9177435Sgblack@eecs.umich.edu } 9187435Sgblack@eecs.umich.edu case 0x6: 9197435Sgblack@eecs.umich.edu case 0x7: 9207639Sgblack@eecs.umich.edu if (u) { 9217639Sgblack@eecs.umich.edu if (a == 0x6) { 9227639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftReg<NVqshlusD, NVqshlusQ>( 9237639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9247639Sgblack@eecs.umich.edu } else { 9257639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVqshluD, NVqshluQ>( 9267639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9277639Sgblack@eecs.umich.edu } 9287639Sgblack@eecs.umich.edu } else { 9297639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftReg<NVqshlD, NVqshlQ>( 9307639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9317639Sgblack@eecs.umich.edu } 9327435Sgblack@eecs.umich.edu case 0x8: 9337435Sgblack@eecs.umich.edu if (l) { 9347435Sgblack@eecs.umich.edu return new Unknown(machInst); 9357435Sgblack@eecs.umich.edu } else if (u) { 9367639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftSReg<NVqshruns, NVqrshruns>( 9377639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9387435Sgblack@eecs.umich.edu } else { 9397639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVshrn, NVrshrn>( 9407639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9417435Sgblack@eecs.umich.edu } 9427435Sgblack@eecs.umich.edu case 0x9: 9437435Sgblack@eecs.umich.edu if (l) { 9447435Sgblack@eecs.umich.edu return new Unknown(machInst); 9457639Sgblack@eecs.umich.edu } else if (u) { 9467639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVqshrun, NVqrshrun>( 9477639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9487435Sgblack@eecs.umich.edu } else { 9497639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftSReg<NVqshrn, NVqrshrn>( 9507639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9517435Sgblack@eecs.umich.edu } 9527435Sgblack@eecs.umich.edu case 0xa: 9537435Sgblack@eecs.umich.edu if (l || b) { 9547435Sgblack@eecs.umich.edu return new Unknown(machInst); 9557435Sgblack@eecs.umich.edu } else { 9567639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftSReg<NVmovl, NVshll>( 9577639Sgblack@eecs.umich.edu lShiftAmt, u, size, machInst, vd, vm, lShiftAmt); 9587435Sgblack@eecs.umich.edu } 9597435Sgblack@eecs.umich.edu case 0xe: 9607639Sgblack@eecs.umich.edu if (l) { 9617639Sgblack@eecs.umich.edu return new Unknown(machInst); 9627639Sgblack@eecs.umich.edu } else { 9637639Sgblack@eecs.umich.edu if (bits(imm6, 5) == 0) 9647639Sgblack@eecs.umich.edu return new Unknown(machInst); 9657639Sgblack@eecs.umich.edu if (u) { 9667639Sgblack@eecs.umich.edu if (b) { 9677639Sgblack@eecs.umich.edu return new NVcvtu2fpQ<float>( 9687639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9697639Sgblack@eecs.umich.edu } else { 9707639Sgblack@eecs.umich.edu return new NVcvtu2fpD<float>( 9717639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9727639Sgblack@eecs.umich.edu } 9737639Sgblack@eecs.umich.edu } else { 9747639Sgblack@eecs.umich.edu if (b) { 9757639Sgblack@eecs.umich.edu return new NVcvts2fpQ<float>( 9767639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9777639Sgblack@eecs.umich.edu } else { 9787639Sgblack@eecs.umich.edu return new NVcvts2fpD<float>( 9797639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9807639Sgblack@eecs.umich.edu } 9817639Sgblack@eecs.umich.edu } 9827639Sgblack@eecs.umich.edu } 9837435Sgblack@eecs.umich.edu case 0xf: 9847435Sgblack@eecs.umich.edu if (l) { 9857435Sgblack@eecs.umich.edu return new Unknown(machInst); 9867639Sgblack@eecs.umich.edu } else { 9877639Sgblack@eecs.umich.edu if (bits(imm6, 5) == 0) 9887639Sgblack@eecs.umich.edu return new Unknown(machInst); 9897639Sgblack@eecs.umich.edu if (u) { 9907639Sgblack@eecs.umich.edu if (b) { 9917639Sgblack@eecs.umich.edu return new NVcvt2ufxQ<float>( 9927639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9937639Sgblack@eecs.umich.edu } else { 9947639Sgblack@eecs.umich.edu return new NVcvt2ufxD<float>( 9957639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9967639Sgblack@eecs.umich.edu } 9977639Sgblack@eecs.umich.edu } else { 9987639Sgblack@eecs.umich.edu if (b) { 9997639Sgblack@eecs.umich.edu return new NVcvt2sfxQ<float>( 10007639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 10017639Sgblack@eecs.umich.edu } else { 10027639Sgblack@eecs.umich.edu return new NVcvt2sfxD<float>( 10037639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 10047639Sgblack@eecs.umich.edu } 10057639Sgblack@eecs.umich.edu } 10067435Sgblack@eecs.umich.edu } 10077435Sgblack@eecs.umich.edu } 10087435Sgblack@eecs.umich.edu return new Unknown(machInst); 10097435Sgblack@eecs.umich.edu } 10107435Sgblack@eecs.umich.edu 10117435Sgblack@eecs.umich.edu static StaticInstPtr 10127435Sgblack@eecs.umich.edu decodeNeonThreeRegDiffLengths(ExtMachInst machInst) 10137435Sgblack@eecs.umich.edu { 10147435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 10157435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 10167639Sgblack@eecs.umich.edu const IntRegIndex vd = 10177639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 10187639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 10197639Sgblack@eecs.umich.edu const IntRegIndex vn = 10207639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 10217639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 10227639Sgblack@eecs.umich.edu const IntRegIndex vm = 10237639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 10247639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 10257639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 21, 20); 10267435Sgblack@eecs.umich.edu switch (a) { 10277435Sgblack@eecs.umich.edu case 0x0: 10287639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vaddl>( 10297639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10307435Sgblack@eecs.umich.edu case 0x1: 10317639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vaddw>( 10327639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10337435Sgblack@eecs.umich.edu case 0x2: 10347639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vsubl>( 10357639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10367435Sgblack@eecs.umich.edu case 0x3: 10377639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vsubw>( 10387639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10397435Sgblack@eecs.umich.edu case 0x4: 10407435Sgblack@eecs.umich.edu if (u) { 10417639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vraddhn>( 10427639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10437435Sgblack@eecs.umich.edu } else { 10447639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vaddhn>( 10457639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10467435Sgblack@eecs.umich.edu } 10477435Sgblack@eecs.umich.edu case 0x5: 10487639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vabal>( 10497639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10507435Sgblack@eecs.umich.edu case 0x6: 10517435Sgblack@eecs.umich.edu if (u) { 10527639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vrsubhn>( 10537639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10547435Sgblack@eecs.umich.edu } else { 10557639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vsubhn>( 10567639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10577435Sgblack@eecs.umich.edu } 10587435Sgblack@eecs.umich.edu case 0x7: 10597435Sgblack@eecs.umich.edu if (bits(machInst, 23)) { 10607639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vabdl>( 10617639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10627435Sgblack@eecs.umich.edu } else { 10637639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VabdD, VabdQ>( 10647639Sgblack@eecs.umich.edu bits(machInst, 6), u, size, machInst, vd, vn, vm); 10657435Sgblack@eecs.umich.edu } 10667435Sgblack@eecs.umich.edu case 0x8: 10677639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmlal>( 10687639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10697435Sgblack@eecs.umich.edu case 0xa: 10707639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmlsl>( 10717639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10727435Sgblack@eecs.umich.edu case 0x9: 10737639Sgblack@eecs.umich.edu if (u) { 10747639Sgblack@eecs.umich.edu return new Unknown(machInst); 10757435Sgblack@eecs.umich.edu } else { 10767639Sgblack@eecs.umich.edu return decodeNeonSThreeUSReg<Vqdmlal>( 10777639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10787435Sgblack@eecs.umich.edu } 10797435Sgblack@eecs.umich.edu case 0xb: 10807639Sgblack@eecs.umich.edu if (u) { 10817435Sgblack@eecs.umich.edu return new Unknown(machInst); 10827435Sgblack@eecs.umich.edu } else { 10837639Sgblack@eecs.umich.edu return decodeNeonSThreeUSReg<Vqdmlsl>( 10847639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10857435Sgblack@eecs.umich.edu } 10867435Sgblack@eecs.umich.edu case 0xc: 10877639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmull>( 10887639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10897435Sgblack@eecs.umich.edu case 0xd: 10907639Sgblack@eecs.umich.edu if (u) { 10917435Sgblack@eecs.umich.edu return new Unknown(machInst); 10927435Sgblack@eecs.umich.edu } else { 10937639Sgblack@eecs.umich.edu return decodeNeonSThreeUSReg<Vqdmull>( 10947639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10957435Sgblack@eecs.umich.edu } 10967435Sgblack@eecs.umich.edu case 0xe: 10977639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vmullp>( 10987639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10997435Sgblack@eecs.umich.edu } 11007435Sgblack@eecs.umich.edu return new Unknown(machInst); 11017435Sgblack@eecs.umich.edu } 11027435Sgblack@eecs.umich.edu 11037435Sgblack@eecs.umich.edu static StaticInstPtr 11047435Sgblack@eecs.umich.edu decodeNeonTwoRegScalar(ExtMachInst machInst) 11057435Sgblack@eecs.umich.edu { 11067435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 11077435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 11087639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 21, 20); 11097639Sgblack@eecs.umich.edu const IntRegIndex vd = 11107639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 11117639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 11127639Sgblack@eecs.umich.edu const IntRegIndex vn = 11137639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 11147639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 11157639Sgblack@eecs.umich.edu const IntRegIndex vm = (size == 2) ? 11167639Sgblack@eecs.umich.edu (IntRegIndex)(2 * bits(machInst, 3, 0)) : 11177639Sgblack@eecs.umich.edu (IntRegIndex)(2 * bits(machInst, 2, 0)); 11187639Sgblack@eecs.umich.edu const unsigned index = (size == 2) ? (unsigned)bits(machInst, 5) : 11197639Sgblack@eecs.umich.edu (bits(machInst, 3) | (bits(machInst, 5) << 1)); 11207435Sgblack@eecs.umich.edu switch (a) { 11217435Sgblack@eecs.umich.edu case 0x0: 11227639Sgblack@eecs.umich.edu if (u) { 11237639Sgblack@eecs.umich.edu switch (size) { 11247639Sgblack@eecs.umich.edu case 1: 11257639Sgblack@eecs.umich.edu return new VmlasQ<uint16_t>(machInst, vd, vn, vm, index); 11267639Sgblack@eecs.umich.edu case 2: 11277639Sgblack@eecs.umich.edu return new VmlasQ<uint32_t>(machInst, vd, vn, vm, index); 11287639Sgblack@eecs.umich.edu default: 11297639Sgblack@eecs.umich.edu return new Unknown(machInst); 11307639Sgblack@eecs.umich.edu } 11317639Sgblack@eecs.umich.edu } else { 11327639Sgblack@eecs.umich.edu switch (size) { 11337639Sgblack@eecs.umich.edu case 1: 11347639Sgblack@eecs.umich.edu return new VmlasD<uint16_t>(machInst, vd, vn, vm, index); 11357639Sgblack@eecs.umich.edu case 2: 11367639Sgblack@eecs.umich.edu return new VmlasD<uint32_t>(machInst, vd, vn, vm, index); 11377639Sgblack@eecs.umich.edu default: 11387639Sgblack@eecs.umich.edu return new Unknown(machInst); 11397639Sgblack@eecs.umich.edu } 11407639Sgblack@eecs.umich.edu } 11417435Sgblack@eecs.umich.edu case 0x1: 11427639Sgblack@eecs.umich.edu if (u) 11437639Sgblack@eecs.umich.edu return new VmlasQFp<float>(machInst, vd, vn, vm, index); 11447639Sgblack@eecs.umich.edu else 11457639Sgblack@eecs.umich.edu return new VmlasDFp<float>(machInst, vd, vn, vm, index); 11467435Sgblack@eecs.umich.edu case 0x4: 11477639Sgblack@eecs.umich.edu if (u) { 11487639Sgblack@eecs.umich.edu switch (size) { 11497639Sgblack@eecs.umich.edu case 1: 11507639Sgblack@eecs.umich.edu return new VmlssQ<uint16_t>(machInst, vd, vn, vm, index); 11517639Sgblack@eecs.umich.edu case 2: 11527639Sgblack@eecs.umich.edu return new VmlssQ<uint32_t>(machInst, vd, vn, vm, index); 11537639Sgblack@eecs.umich.edu default: 11547639Sgblack@eecs.umich.edu return new Unknown(machInst); 11557639Sgblack@eecs.umich.edu } 11567639Sgblack@eecs.umich.edu } else { 11577639Sgblack@eecs.umich.edu switch (size) { 11587639Sgblack@eecs.umich.edu case 1: 11597639Sgblack@eecs.umich.edu return new VmlssD<uint16_t>(machInst, vd, vn, vm, index); 11607639Sgblack@eecs.umich.edu case 2: 11617639Sgblack@eecs.umich.edu return new VmlssD<uint32_t>(machInst, vd, vn, vm, index); 11627639Sgblack@eecs.umich.edu default: 11637639Sgblack@eecs.umich.edu return new Unknown(machInst); 11647639Sgblack@eecs.umich.edu } 11657639Sgblack@eecs.umich.edu } 11667435Sgblack@eecs.umich.edu case 0x5: 11677639Sgblack@eecs.umich.edu if (u) 11687639Sgblack@eecs.umich.edu return new VmlssQFp<float>(machInst, vd, vn, vm, index); 11697639Sgblack@eecs.umich.edu else 11707639Sgblack@eecs.umich.edu return new VmlssDFp<float>(machInst, vd, vn, vm, index); 11717435Sgblack@eecs.umich.edu case 0x2: 11727639Sgblack@eecs.umich.edu if (u) { 11737639Sgblack@eecs.umich.edu switch (size) { 11747639Sgblack@eecs.umich.edu case 1: 11757639Sgblack@eecs.umich.edu return new Vmlals<uint16_t>(machInst, vd, vn, vm, index); 11767639Sgblack@eecs.umich.edu case 2: 11777639Sgblack@eecs.umich.edu return new Vmlals<uint32_t>(machInst, vd, vn, vm, index); 11787639Sgblack@eecs.umich.edu default: 11797639Sgblack@eecs.umich.edu return new Unknown(machInst); 11807639Sgblack@eecs.umich.edu } 11817639Sgblack@eecs.umich.edu } else { 11827639Sgblack@eecs.umich.edu switch (size) { 11837639Sgblack@eecs.umich.edu case 1: 11847639Sgblack@eecs.umich.edu return new Vmlals<int16_t>(machInst, vd, vn, vm, index); 11857639Sgblack@eecs.umich.edu case 2: 11867639Sgblack@eecs.umich.edu return new Vmlals<int32_t>(machInst, vd, vn, vm, index); 11877639Sgblack@eecs.umich.edu default: 11887639Sgblack@eecs.umich.edu return new Unknown(machInst); 11897639Sgblack@eecs.umich.edu } 11907639Sgblack@eecs.umich.edu } 11917435Sgblack@eecs.umich.edu case 0x6: 11927639Sgblack@eecs.umich.edu if (u) { 11937639Sgblack@eecs.umich.edu switch (size) { 11947639Sgblack@eecs.umich.edu case 1: 11957639Sgblack@eecs.umich.edu return new Vmlsls<uint16_t>(machInst, vd, vn, vm, index); 11967639Sgblack@eecs.umich.edu case 2: 11977639Sgblack@eecs.umich.edu return new Vmlsls<uint32_t>(machInst, vd, vn, vm, index); 11987639Sgblack@eecs.umich.edu default: 11997639Sgblack@eecs.umich.edu return new Unknown(machInst); 12007639Sgblack@eecs.umich.edu } 12017639Sgblack@eecs.umich.edu } else { 12027639Sgblack@eecs.umich.edu switch (size) { 12037639Sgblack@eecs.umich.edu case 1: 12047639Sgblack@eecs.umich.edu return new Vmlsls<int16_t>(machInst, vd, vn, vm, index); 12057639Sgblack@eecs.umich.edu case 2: 12067639Sgblack@eecs.umich.edu return new Vmlsls<int32_t>(machInst, vd, vn, vm, index); 12077639Sgblack@eecs.umich.edu default: 12087639Sgblack@eecs.umich.edu return new Unknown(machInst); 12097639Sgblack@eecs.umich.edu } 12107639Sgblack@eecs.umich.edu } 12117435Sgblack@eecs.umich.edu case 0x3: 12127435Sgblack@eecs.umich.edu if (u) { 12137435Sgblack@eecs.umich.edu return new Unknown(machInst); 12147435Sgblack@eecs.umich.edu } else { 12157639Sgblack@eecs.umich.edu switch (size) { 12167639Sgblack@eecs.umich.edu case 1: 12177639Sgblack@eecs.umich.edu return new Vqdmlals<int16_t>(machInst, vd, vn, vm, index); 12187639Sgblack@eecs.umich.edu case 2: 12197639Sgblack@eecs.umich.edu return new Vqdmlals<int32_t>(machInst, vd, vn, vm, index); 12207639Sgblack@eecs.umich.edu default: 12217639Sgblack@eecs.umich.edu return new Unknown(machInst); 12227639Sgblack@eecs.umich.edu } 12237435Sgblack@eecs.umich.edu } 12247435Sgblack@eecs.umich.edu case 0x7: 12257435Sgblack@eecs.umich.edu if (u) { 12267435Sgblack@eecs.umich.edu return new Unknown(machInst); 12277435Sgblack@eecs.umich.edu } else { 12287639Sgblack@eecs.umich.edu switch (size) { 12297639Sgblack@eecs.umich.edu case 1: 12307639Sgblack@eecs.umich.edu return new Vqdmlsls<int16_t>(machInst, vd, vn, vm, index); 12317639Sgblack@eecs.umich.edu case 2: 12327639Sgblack@eecs.umich.edu return new Vqdmlsls<int32_t>(machInst, vd, vn, vm, index); 12337639Sgblack@eecs.umich.edu default: 12347639Sgblack@eecs.umich.edu return new Unknown(machInst); 12357639Sgblack@eecs.umich.edu } 12367435Sgblack@eecs.umich.edu } 12377435Sgblack@eecs.umich.edu case 0x8: 12387639Sgblack@eecs.umich.edu if (u) { 12397639Sgblack@eecs.umich.edu switch (size) { 12407639Sgblack@eecs.umich.edu case 1: 12417639Sgblack@eecs.umich.edu return new VmulsQ<uint16_t>(machInst, vd, vn, vm, index); 12427639Sgblack@eecs.umich.edu case 2: 12437639Sgblack@eecs.umich.edu return new VmulsQ<uint32_t>(machInst, vd, vn, vm, index); 12447639Sgblack@eecs.umich.edu default: 12457639Sgblack@eecs.umich.edu return new Unknown(machInst); 12467639Sgblack@eecs.umich.edu } 12477639Sgblack@eecs.umich.edu } else { 12487639Sgblack@eecs.umich.edu switch (size) { 12497639Sgblack@eecs.umich.edu case 1: 12507639Sgblack@eecs.umich.edu return new VmulsD<uint16_t>(machInst, vd, vn, vm, index); 12517639Sgblack@eecs.umich.edu case 2: 12527639Sgblack@eecs.umich.edu return new VmulsD<uint32_t>(machInst, vd, vn, vm, index); 12537639Sgblack@eecs.umich.edu default: 12547639Sgblack@eecs.umich.edu return new Unknown(machInst); 12557639Sgblack@eecs.umich.edu } 12567639Sgblack@eecs.umich.edu } 12577435Sgblack@eecs.umich.edu case 0x9: 12587639Sgblack@eecs.umich.edu if (u) 12597639Sgblack@eecs.umich.edu return new VmulsQFp<float>(machInst, vd, vn, vm, index); 12607639Sgblack@eecs.umich.edu else 12617639Sgblack@eecs.umich.edu return new VmulsDFp<float>(machInst, vd, vn, vm, index); 12627435Sgblack@eecs.umich.edu case 0xa: 12637639Sgblack@eecs.umich.edu if (u) { 12647639Sgblack@eecs.umich.edu switch (size) { 12657639Sgblack@eecs.umich.edu case 1: 12667639Sgblack@eecs.umich.edu return new Vmulls<uint16_t>(machInst, vd, vn, vm, index); 12677639Sgblack@eecs.umich.edu case 2: 12687639Sgblack@eecs.umich.edu return new Vmulls<uint32_t>(machInst, vd, vn, vm, index); 12697639Sgblack@eecs.umich.edu default: 12707639Sgblack@eecs.umich.edu return new Unknown(machInst); 12717639Sgblack@eecs.umich.edu } 12727639Sgblack@eecs.umich.edu } else { 12737639Sgblack@eecs.umich.edu switch (size) { 12747639Sgblack@eecs.umich.edu case 1: 12757639Sgblack@eecs.umich.edu return new Vmulls<int16_t>(machInst, vd, vn, vm, index); 12767639Sgblack@eecs.umich.edu case 2: 12777639Sgblack@eecs.umich.edu return new Vmulls<int32_t>(machInst, vd, vn, vm, index); 12787639Sgblack@eecs.umich.edu default: 12797639Sgblack@eecs.umich.edu return new Unknown(machInst); 12807639Sgblack@eecs.umich.edu } 12817639Sgblack@eecs.umich.edu } 12827435Sgblack@eecs.umich.edu case 0xb: 12837435Sgblack@eecs.umich.edu if (u) { 12847435Sgblack@eecs.umich.edu return new Unknown(machInst); 12857435Sgblack@eecs.umich.edu } else { 12867639Sgblack@eecs.umich.edu if (u) { 12877639Sgblack@eecs.umich.edu switch (size) { 12887639Sgblack@eecs.umich.edu case 1: 12897639Sgblack@eecs.umich.edu return new Vqdmulls<uint16_t>( 12907639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12917639Sgblack@eecs.umich.edu case 2: 12927639Sgblack@eecs.umich.edu return new Vqdmulls<uint32_t>( 12937639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12947639Sgblack@eecs.umich.edu default: 12957639Sgblack@eecs.umich.edu return new Unknown(machInst); 12967639Sgblack@eecs.umich.edu } 12977639Sgblack@eecs.umich.edu } else { 12987639Sgblack@eecs.umich.edu switch (size) { 12997639Sgblack@eecs.umich.edu case 1: 13007639Sgblack@eecs.umich.edu return new Vqdmulls<int16_t>( 13017639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13027639Sgblack@eecs.umich.edu case 2: 13037639Sgblack@eecs.umich.edu return new Vqdmulls<int32_t>( 13047639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13057639Sgblack@eecs.umich.edu default: 13067639Sgblack@eecs.umich.edu return new Unknown(machInst); 13077639Sgblack@eecs.umich.edu } 13087639Sgblack@eecs.umich.edu } 13097435Sgblack@eecs.umich.edu } 13107435Sgblack@eecs.umich.edu case 0xc: 13117639Sgblack@eecs.umich.edu if (u) { 13127639Sgblack@eecs.umich.edu switch (size) { 13137639Sgblack@eecs.umich.edu case 1: 13147639Sgblack@eecs.umich.edu return new VqdmulhsQ<int16_t>( 13157639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13167639Sgblack@eecs.umich.edu case 2: 13177639Sgblack@eecs.umich.edu return new VqdmulhsQ<int32_t>( 13187639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13197639Sgblack@eecs.umich.edu default: 13207639Sgblack@eecs.umich.edu return new Unknown(machInst); 13217639Sgblack@eecs.umich.edu } 13227639Sgblack@eecs.umich.edu } else { 13237639Sgblack@eecs.umich.edu switch (size) { 13247639Sgblack@eecs.umich.edu case 1: 13257639Sgblack@eecs.umich.edu return new VqdmulhsD<int16_t>( 13267639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13277639Sgblack@eecs.umich.edu case 2: 13287639Sgblack@eecs.umich.edu return new VqdmulhsD<int32_t>( 13297639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13307639Sgblack@eecs.umich.edu default: 13317639Sgblack@eecs.umich.edu return new Unknown(machInst); 13327639Sgblack@eecs.umich.edu } 13337639Sgblack@eecs.umich.edu } 13347435Sgblack@eecs.umich.edu case 0xd: 13357639Sgblack@eecs.umich.edu if (u) { 13367639Sgblack@eecs.umich.edu switch (size) { 13377639Sgblack@eecs.umich.edu case 1: 13387639Sgblack@eecs.umich.edu return new VqrdmulhsQ<int16_t>( 13397639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13407639Sgblack@eecs.umich.edu case 2: 13417639Sgblack@eecs.umich.edu return new VqrdmulhsQ<int32_t>( 13427639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13437639Sgblack@eecs.umich.edu default: 13447639Sgblack@eecs.umich.edu return new Unknown(machInst); 13457639Sgblack@eecs.umich.edu } 13467639Sgblack@eecs.umich.edu } else { 13477639Sgblack@eecs.umich.edu switch (size) { 13487639Sgblack@eecs.umich.edu case 1: 13497639Sgblack@eecs.umich.edu return new VqrdmulhsD<int16_t>( 13507639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13517639Sgblack@eecs.umich.edu case 2: 13527639Sgblack@eecs.umich.edu return new VqrdmulhsD<int32_t>( 13537639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13547639Sgblack@eecs.umich.edu default: 13557639Sgblack@eecs.umich.edu return new Unknown(machInst); 13567639Sgblack@eecs.umich.edu } 13577639Sgblack@eecs.umich.edu } 13587435Sgblack@eecs.umich.edu } 13597435Sgblack@eecs.umich.edu return new Unknown(machInst); 13607435Sgblack@eecs.umich.edu } 13617435Sgblack@eecs.umich.edu 13627435Sgblack@eecs.umich.edu static StaticInstPtr 13637435Sgblack@eecs.umich.edu decodeNeonTwoRegMisc(ExtMachInst machInst) 13647435Sgblack@eecs.umich.edu { 13657435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 17, 16); 13667435Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 10, 6); 13677639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 13687639Sgblack@eecs.umich.edu const IntRegIndex vd = 13697639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 13707639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 13717639Sgblack@eecs.umich.edu const IntRegIndex vm = 13727639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 13737639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 13747639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 19, 18); 13757435Sgblack@eecs.umich.edu switch (a) { 13767435Sgblack@eecs.umich.edu case 0x0: 13777435Sgblack@eecs.umich.edu switch (bits(b, 4, 1)) { 13787435Sgblack@eecs.umich.edu case 0x0: 13797639Sgblack@eecs.umich.edu switch (size) { 13807639Sgblack@eecs.umich.edu case 0: 13817639Sgblack@eecs.umich.edu if (q) { 13827639Sgblack@eecs.umich.edu return new NVrev64Q<uint8_t>(machInst, vd, vm); 13837639Sgblack@eecs.umich.edu } else { 13847639Sgblack@eecs.umich.edu return new NVrev64D<uint8_t>(machInst, vd, vm); 13857639Sgblack@eecs.umich.edu } 13867639Sgblack@eecs.umich.edu case 1: 13877639Sgblack@eecs.umich.edu if (q) { 13887639Sgblack@eecs.umich.edu return new NVrev64Q<uint16_t>(machInst, vd, vm); 13897639Sgblack@eecs.umich.edu } else { 13907639Sgblack@eecs.umich.edu return new NVrev64D<uint16_t>(machInst, vd, vm); 13917639Sgblack@eecs.umich.edu } 13927639Sgblack@eecs.umich.edu case 2: 13937639Sgblack@eecs.umich.edu if (q) { 13947639Sgblack@eecs.umich.edu return new NVrev64Q<uint32_t>(machInst, vd, vm); 13957639Sgblack@eecs.umich.edu } else { 13967639Sgblack@eecs.umich.edu return new NVrev64D<uint32_t>(machInst, vd, vm); 13977639Sgblack@eecs.umich.edu } 13987639Sgblack@eecs.umich.edu default: 13997639Sgblack@eecs.umich.edu return new Unknown(machInst); 14007639Sgblack@eecs.umich.edu } 14017435Sgblack@eecs.umich.edu case 0x1: 14027639Sgblack@eecs.umich.edu switch (size) { 14037639Sgblack@eecs.umich.edu case 0: 14047639Sgblack@eecs.umich.edu if (q) { 14057639Sgblack@eecs.umich.edu return new NVrev32Q<uint8_t>(machInst, vd, vm); 14067639Sgblack@eecs.umich.edu } else { 14077639Sgblack@eecs.umich.edu return new NVrev32D<uint8_t>(machInst, vd, vm); 14087639Sgblack@eecs.umich.edu } 14097639Sgblack@eecs.umich.edu case 1: 14107639Sgblack@eecs.umich.edu if (q) { 14117639Sgblack@eecs.umich.edu return new NVrev32Q<uint16_t>(machInst, vd, vm); 14127639Sgblack@eecs.umich.edu } else { 14137639Sgblack@eecs.umich.edu return new NVrev32D<uint16_t>(machInst, vd, vm); 14147639Sgblack@eecs.umich.edu } 14157639Sgblack@eecs.umich.edu default: 14167639Sgblack@eecs.umich.edu return new Unknown(machInst); 14177639Sgblack@eecs.umich.edu } 14187435Sgblack@eecs.umich.edu case 0x2: 14197639Sgblack@eecs.umich.edu if (size != 0) { 14207639Sgblack@eecs.umich.edu return new Unknown(machInst); 14217639Sgblack@eecs.umich.edu } else if (q) { 14227639Sgblack@eecs.umich.edu return new NVrev16Q<uint8_t>(machInst, vd, vm); 14237639Sgblack@eecs.umich.edu } else { 14247639Sgblack@eecs.umich.edu return new NVrev16D<uint8_t>(machInst, vd, vm); 14257639Sgblack@eecs.umich.edu } 14267435Sgblack@eecs.umich.edu case 0x4: 14277639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscSReg<NVpaddlD, NVpaddlQ>( 14287639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14297435Sgblack@eecs.umich.edu case 0x5: 14307639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscSReg<NVpaddlD, NVpaddlQ>( 14317639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14327435Sgblack@eecs.umich.edu case 0x8: 14337639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVclsD, NVclsQ>( 14347639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14357435Sgblack@eecs.umich.edu case 0x9: 14367639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVclzD, NVclzQ>( 14377639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14387435Sgblack@eecs.umich.edu case 0xa: 14397639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVcntD, NVcntQ>( 14407639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14417435Sgblack@eecs.umich.edu case 0xb: 14427639Sgblack@eecs.umich.edu if (q) 14437639Sgblack@eecs.umich.edu return new NVmvnQ<uint64_t>(machInst, vd, vm); 14447639Sgblack@eecs.umich.edu else 14457639Sgblack@eecs.umich.edu return new NVmvnD<uint64_t>(machInst, vd, vm); 14467435Sgblack@eecs.umich.edu case 0xc: 14477639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscSReg<NVpadalD, NVpadalQ>( 14487639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14497435Sgblack@eecs.umich.edu case 0xd: 14507639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscSReg<NVpadalD, NVpadalQ>( 14517639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14527435Sgblack@eecs.umich.edu case 0xe: 14537639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVqabsD, NVqabsQ>( 14547639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14557435Sgblack@eecs.umich.edu case 0xf: 14567639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVqnegD, NVqnegQ>( 14577639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14587435Sgblack@eecs.umich.edu default: 14597435Sgblack@eecs.umich.edu return new Unknown(machInst); 14607435Sgblack@eecs.umich.edu } 14617435Sgblack@eecs.umich.edu case 0x1: 14627435Sgblack@eecs.umich.edu switch (bits(b, 3, 1)) { 14637435Sgblack@eecs.umich.edu case 0x0: 14647639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14657639Sgblack@eecs.umich.edu if (q) { 14667639Sgblack@eecs.umich.edu return new NVcgtQFp<float>(machInst, vd, vm); 14677639Sgblack@eecs.umich.edu } else { 14687639Sgblack@eecs.umich.edu return new NVcgtDFp<float>(machInst, vd, vm); 14697639Sgblack@eecs.umich.edu } 14707639Sgblack@eecs.umich.edu } else { 14717639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcgtD, NVcgtQ>( 14727639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14737639Sgblack@eecs.umich.edu } 14747435Sgblack@eecs.umich.edu case 0x1: 14757639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14767639Sgblack@eecs.umich.edu if (q) { 14777639Sgblack@eecs.umich.edu return new NVcgeQFp<float>(machInst, vd, vm); 14787639Sgblack@eecs.umich.edu } else { 14797639Sgblack@eecs.umich.edu return new NVcgeDFp<float>(machInst, vd, vm); 14807639Sgblack@eecs.umich.edu } 14817639Sgblack@eecs.umich.edu } else { 14827639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcgeD, NVcgeQ>( 14837639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14847639Sgblack@eecs.umich.edu } 14857435Sgblack@eecs.umich.edu case 0x2: 14867639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14877639Sgblack@eecs.umich.edu if (q) { 14887639Sgblack@eecs.umich.edu return new NVceqQFp<float>(machInst, vd, vm); 14897639Sgblack@eecs.umich.edu } else { 14907639Sgblack@eecs.umich.edu return new NVceqDFp<float>(machInst, vd, vm); 14917639Sgblack@eecs.umich.edu } 14927639Sgblack@eecs.umich.edu } else { 14937639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVceqD, NVceqQ>( 14947639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14957639Sgblack@eecs.umich.edu } 14967435Sgblack@eecs.umich.edu case 0x3: 14977639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14987639Sgblack@eecs.umich.edu if (q) { 14997639Sgblack@eecs.umich.edu return new NVcleQFp<float>(machInst, vd, vm); 15007639Sgblack@eecs.umich.edu } else { 15017639Sgblack@eecs.umich.edu return new NVcleDFp<float>(machInst, vd, vm); 15027639Sgblack@eecs.umich.edu } 15037639Sgblack@eecs.umich.edu } else { 15047639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcleD, NVcleQ>( 15057639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15067639Sgblack@eecs.umich.edu } 15077435Sgblack@eecs.umich.edu case 0x4: 15087639Sgblack@eecs.umich.edu if (bits(b, 4)) { 15097639Sgblack@eecs.umich.edu if (q) { 15107639Sgblack@eecs.umich.edu return new NVcltQFp<float>(machInst, vd, vm); 15117639Sgblack@eecs.umich.edu } else { 15127639Sgblack@eecs.umich.edu return new NVcltDFp<float>(machInst, vd, vm); 15137639Sgblack@eecs.umich.edu } 15147639Sgblack@eecs.umich.edu } else { 15157639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcltD, NVcltQ>( 15167639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15177639Sgblack@eecs.umich.edu } 15187435Sgblack@eecs.umich.edu case 0x6: 15197639Sgblack@eecs.umich.edu if (bits(machInst, 10)) { 15207639Sgblack@eecs.umich.edu if (q) 15217639Sgblack@eecs.umich.edu return new NVabsQFp<float>(machInst, vd, vm); 15227639Sgblack@eecs.umich.edu else 15237639Sgblack@eecs.umich.edu return new NVabsDFp<float>(machInst, vd, vm); 15247639Sgblack@eecs.umich.edu } else { 15257639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVabsD, NVabsQ>( 15267639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15277639Sgblack@eecs.umich.edu } 15287435Sgblack@eecs.umich.edu case 0x7: 15297639Sgblack@eecs.umich.edu if (bits(machInst, 10)) { 15307639Sgblack@eecs.umich.edu if (q) 15317639Sgblack@eecs.umich.edu return new NVnegQFp<float>(machInst, vd, vm); 15327639Sgblack@eecs.umich.edu else 15337639Sgblack@eecs.umich.edu return new NVnegDFp<float>(machInst, vd, vm); 15347639Sgblack@eecs.umich.edu } else { 15357639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVnegD, NVnegQ>( 15367639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15377639Sgblack@eecs.umich.edu } 15387435Sgblack@eecs.umich.edu } 15397435Sgblack@eecs.umich.edu case 0x2: 15407435Sgblack@eecs.umich.edu switch (bits(b, 4, 1)) { 15417435Sgblack@eecs.umich.edu case 0x0: 15427639Sgblack@eecs.umich.edu if (q) 15437639Sgblack@eecs.umich.edu return new NVswpQ<uint64_t>(machInst, vd, vm); 15447639Sgblack@eecs.umich.edu else 15457639Sgblack@eecs.umich.edu return new NVswpD<uint64_t>(machInst, vd, vm); 15467435Sgblack@eecs.umich.edu case 0x1: 15478607Sgblack@eecs.umich.edu return decodeNeonUTwoMiscSReg<NVtrnD, NVtrnQ>( 15487639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15497435Sgblack@eecs.umich.edu case 0x2: 15507639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVuzpD, NVuzpQ>( 15517639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15527435Sgblack@eecs.umich.edu case 0x3: 15537639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVzipD, NVzipQ>( 15547639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15557435Sgblack@eecs.umich.edu case 0x4: 15567435Sgblack@eecs.umich.edu if (b == 0x8) { 15577639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscUSReg<NVmovn>( 15587639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15597435Sgblack@eecs.umich.edu } else { 15607639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscUSReg<NVqmovuns>( 15617639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15627435Sgblack@eecs.umich.edu } 15637435Sgblack@eecs.umich.edu case 0x5: 15647639Sgblack@eecs.umich.edu if (q) { 15657639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscUSReg<NVqmovun>( 15667639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15677639Sgblack@eecs.umich.edu } else { 15687639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscUSReg<NVqmovn>( 15697639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15707639Sgblack@eecs.umich.edu } 15717435Sgblack@eecs.umich.edu case 0x6: 15727435Sgblack@eecs.umich.edu if (b == 0xc) { 15737639Sgblack@eecs.umich.edu const IntRegIndex vd = 15747639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 15757639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 15767639Sgblack@eecs.umich.edu const IntRegIndex vm = 15777639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 15787639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 15797639Sgblack@eecs.umich.edu unsigned size = bits(machInst, 19, 18); 15807639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftUSReg<NVshll>( 15817639Sgblack@eecs.umich.edu size, machInst, vd, vm, 8 << size); 15827435Sgblack@eecs.umich.edu } else { 15837435Sgblack@eecs.umich.edu return new Unknown(machInst); 15847435Sgblack@eecs.umich.edu } 15857435Sgblack@eecs.umich.edu case 0xc: 15867435Sgblack@eecs.umich.edu case 0xe: 15877435Sgblack@eecs.umich.edu if (b == 0x18) { 15887639Sgblack@eecs.umich.edu if (size != 1 || (vm % 2)) 15897639Sgblack@eecs.umich.edu return new Unknown(machInst); 15907639Sgblack@eecs.umich.edu return new NVcvts2h<uint16_t>(machInst, vd, vm); 15917435Sgblack@eecs.umich.edu } else if (b == 0x1c) { 15927639Sgblack@eecs.umich.edu if (size != 1 || (vd % 2)) 15937639Sgblack@eecs.umich.edu return new Unknown(machInst); 15947639Sgblack@eecs.umich.edu return new NVcvth2s<uint16_t>(machInst, vd, vm); 15957435Sgblack@eecs.umich.edu } else { 15967435Sgblack@eecs.umich.edu return new Unknown(machInst); 15977435Sgblack@eecs.umich.edu } 15987435Sgblack@eecs.umich.edu default: 15997435Sgblack@eecs.umich.edu return new Unknown(machInst); 16007435Sgblack@eecs.umich.edu } 16017435Sgblack@eecs.umich.edu case 0x3: 16027435Sgblack@eecs.umich.edu if (bits(b, 4, 3) == 0x3) { 16037639Sgblack@eecs.umich.edu if ((q && (vd % 2 || vm % 2)) || size != 2) { 16047639Sgblack@eecs.umich.edu return new Unknown(machInst); 16057639Sgblack@eecs.umich.edu } else { 16067639Sgblack@eecs.umich.edu if (bits(b, 2)) { 16077639Sgblack@eecs.umich.edu if (bits(b, 1)) { 16087639Sgblack@eecs.umich.edu if (q) { 16097639Sgblack@eecs.umich.edu return new NVcvt2ufxQ<float>( 16107639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16117639Sgblack@eecs.umich.edu } else { 16127639Sgblack@eecs.umich.edu return new NVcvt2ufxD<float>( 16137639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16147639Sgblack@eecs.umich.edu } 16157639Sgblack@eecs.umich.edu } else { 16167639Sgblack@eecs.umich.edu if (q) { 16177639Sgblack@eecs.umich.edu return new NVcvt2sfxQ<float>( 16187639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16197639Sgblack@eecs.umich.edu } else { 16207639Sgblack@eecs.umich.edu return new NVcvt2sfxD<float>( 16217639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16227639Sgblack@eecs.umich.edu } 16237639Sgblack@eecs.umich.edu } 16247639Sgblack@eecs.umich.edu } else { 16257639Sgblack@eecs.umich.edu if (bits(b, 1)) { 16267639Sgblack@eecs.umich.edu if (q) { 16277639Sgblack@eecs.umich.edu return new NVcvtu2fpQ<float>( 16287639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16297639Sgblack@eecs.umich.edu } else { 16307639Sgblack@eecs.umich.edu return new NVcvtu2fpD<float>( 16317639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16327639Sgblack@eecs.umich.edu } 16337639Sgblack@eecs.umich.edu } else { 16347639Sgblack@eecs.umich.edu if (q) { 16357639Sgblack@eecs.umich.edu return new NVcvts2fpQ<float>( 16367639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16377639Sgblack@eecs.umich.edu } else { 16387639Sgblack@eecs.umich.edu return new NVcvts2fpD<float>( 16397639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16407639Sgblack@eecs.umich.edu } 16417639Sgblack@eecs.umich.edu } 16427639Sgblack@eecs.umich.edu } 16437639Sgblack@eecs.umich.edu } 16447435Sgblack@eecs.umich.edu } else if ((b & 0x1a) == 0x10) { 16457639Sgblack@eecs.umich.edu if (bits(b, 2)) { 16467639Sgblack@eecs.umich.edu if (q) { 16477639Sgblack@eecs.umich.edu return new NVrecpeQFp<float>(machInst, vd, vm); 16487639Sgblack@eecs.umich.edu } else { 16497639Sgblack@eecs.umich.edu return new NVrecpeDFp<float>(machInst, vd, vm); 16507639Sgblack@eecs.umich.edu } 16517639Sgblack@eecs.umich.edu } else { 16527639Sgblack@eecs.umich.edu if (q) { 16537639Sgblack@eecs.umich.edu return new NVrecpeQ<uint32_t>(machInst, vd, vm); 16547639Sgblack@eecs.umich.edu } else { 16557639Sgblack@eecs.umich.edu return new NVrecpeD<uint32_t>(machInst, vd, vm); 16567639Sgblack@eecs.umich.edu } 16577639Sgblack@eecs.umich.edu } 16587435Sgblack@eecs.umich.edu } else if ((b & 0x1a) == 0x12) { 16597639Sgblack@eecs.umich.edu if (bits(b, 2)) { 16607639Sgblack@eecs.umich.edu if (q) { 16617639Sgblack@eecs.umich.edu return new NVrsqrteQFp<float>(machInst, vd, vm); 16627639Sgblack@eecs.umich.edu } else { 16637639Sgblack@eecs.umich.edu return new NVrsqrteDFp<float>(machInst, vd, vm); 16647639Sgblack@eecs.umich.edu } 16657639Sgblack@eecs.umich.edu } else { 16667639Sgblack@eecs.umich.edu if (q) { 16677639Sgblack@eecs.umich.edu return new NVrsqrteQ<uint32_t>(machInst, vd, vm); 16687639Sgblack@eecs.umich.edu } else { 16697639Sgblack@eecs.umich.edu return new NVrsqrteD<uint32_t>(machInst, vd, vm); 16707639Sgblack@eecs.umich.edu } 16717639Sgblack@eecs.umich.edu } 16727435Sgblack@eecs.umich.edu } else { 16737435Sgblack@eecs.umich.edu return new Unknown(machInst); 16747435Sgblack@eecs.umich.edu } 16757435Sgblack@eecs.umich.edu } 16767435Sgblack@eecs.umich.edu return new Unknown(machInst); 16777435Sgblack@eecs.umich.edu } 16787435Sgblack@eecs.umich.edu 16797435Sgblack@eecs.umich.edu StaticInstPtr 16807435Sgblack@eecs.umich.edu decodeNeonData(ExtMachInst machInst) 16817435Sgblack@eecs.umich.edu { 16827435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 16837435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 23, 19); 16847435Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 11, 8); 16857435Sgblack@eecs.umich.edu const uint32_t c = bits(machInst, 7, 4); 16867435Sgblack@eecs.umich.edu if (bits(a, 4) == 0) { 16877435Sgblack@eecs.umich.edu return decodeNeonThreeRegistersSameLength(machInst); 16887435Sgblack@eecs.umich.edu } else if ((c & 0x9) == 1) { 16897435Sgblack@eecs.umich.edu if ((a & 0x7) == 0) { 16907435Sgblack@eecs.umich.edu return decodeNeonOneRegModImm(machInst); 16917435Sgblack@eecs.umich.edu } else { 16927435Sgblack@eecs.umich.edu return decodeNeonTwoRegAndShift(machInst); 16937435Sgblack@eecs.umich.edu } 16947435Sgblack@eecs.umich.edu } else if ((c & 0x9) == 9) { 16957435Sgblack@eecs.umich.edu return decodeNeonTwoRegAndShift(machInst); 16967639Sgblack@eecs.umich.edu } else if (bits(a, 2, 1) != 0x3) { 16977639Sgblack@eecs.umich.edu if ((c & 0x5) == 0) { 16987435Sgblack@eecs.umich.edu return decodeNeonThreeRegDiffLengths(machInst); 16997639Sgblack@eecs.umich.edu } else if ((c & 0x5) == 4) { 17007435Sgblack@eecs.umich.edu return decodeNeonTwoRegScalar(machInst); 17017435Sgblack@eecs.umich.edu } 17027435Sgblack@eecs.umich.edu } else if ((a & 0x16) == 0x16) { 17037639Sgblack@eecs.umich.edu const IntRegIndex vd = 17047639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 17057639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 17067639Sgblack@eecs.umich.edu const IntRegIndex vn = 17077639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 17087639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 17097639Sgblack@eecs.umich.edu const IntRegIndex vm = 17107639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 17117639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 17127435Sgblack@eecs.umich.edu if (!u) { 17137435Sgblack@eecs.umich.edu if (bits(c, 0) == 0) { 17147639Sgblack@eecs.umich.edu unsigned imm4 = bits(machInst, 11, 8); 17157639Sgblack@eecs.umich.edu bool q = bits(machInst, 6); 17167639Sgblack@eecs.umich.edu if (imm4 >= 16 && !q) 17177639Sgblack@eecs.umich.edu return new Unknown(machInst); 17187639Sgblack@eecs.umich.edu if (q) { 17197639Sgblack@eecs.umich.edu return new NVextQ<uint8_t>(machInst, vd, vn, vm, imm4); 17207639Sgblack@eecs.umich.edu } else { 17217639Sgblack@eecs.umich.edu return new NVextD<uint8_t>(machInst, vd, vn, vm, imm4); 17227639Sgblack@eecs.umich.edu } 17237435Sgblack@eecs.umich.edu } 17247435Sgblack@eecs.umich.edu } else if (bits(b, 3) == 0 && bits(c, 0) == 0) { 17257435Sgblack@eecs.umich.edu return decodeNeonTwoRegMisc(machInst); 17267435Sgblack@eecs.umich.edu } else if (bits(b, 3, 2) == 0x2 && bits(c, 0) == 0) { 17277639Sgblack@eecs.umich.edu unsigned length = bits(machInst, 9, 8) + 1; 17287639Sgblack@eecs.umich.edu if ((uint32_t)vn / 2 + length > 32) 17297639Sgblack@eecs.umich.edu return new Unknown(machInst); 17307435Sgblack@eecs.umich.edu if (bits(machInst, 6) == 0) { 17317639Sgblack@eecs.umich.edu switch (length) { 17327639Sgblack@eecs.umich.edu case 1: 17337639Sgblack@eecs.umich.edu return new NVtbl1(machInst, vd, vn, vm); 17347639Sgblack@eecs.umich.edu case 2: 17357639Sgblack@eecs.umich.edu return new NVtbl2(machInst, vd, vn, vm); 17367639Sgblack@eecs.umich.edu case 3: 17377639Sgblack@eecs.umich.edu return new NVtbl3(machInst, vd, vn, vm); 17387639Sgblack@eecs.umich.edu case 4: 17397639Sgblack@eecs.umich.edu return new NVtbl4(machInst, vd, vn, vm); 17407639Sgblack@eecs.umich.edu } 17417435Sgblack@eecs.umich.edu } else { 17427639Sgblack@eecs.umich.edu switch (length) { 17437639Sgblack@eecs.umich.edu case 1: 17447639Sgblack@eecs.umich.edu return new NVtbx1(machInst, vd, vn, vm); 17457639Sgblack@eecs.umich.edu case 2: 17467639Sgblack@eecs.umich.edu return new NVtbx2(machInst, vd, vn, vm); 17477639Sgblack@eecs.umich.edu case 3: 17487639Sgblack@eecs.umich.edu return new NVtbx3(machInst, vd, vn, vm); 17497639Sgblack@eecs.umich.edu case 4: 17507639Sgblack@eecs.umich.edu return new NVtbx4(machInst, vd, vn, vm); 17517639Sgblack@eecs.umich.edu } 17527435Sgblack@eecs.umich.edu } 17537435Sgblack@eecs.umich.edu } else if (b == 0xc && (c & 0x9) == 0) { 17547639Sgblack@eecs.umich.edu unsigned imm4 = bits(machInst, 19, 16); 17557639Sgblack@eecs.umich.edu if (bits(imm4, 2, 0) == 0) 17567639Sgblack@eecs.umich.edu return new Unknown(machInst); 17577639Sgblack@eecs.umich.edu unsigned size = 0; 17587639Sgblack@eecs.umich.edu while ((imm4 & 0x1) == 0) { 17597639Sgblack@eecs.umich.edu size++; 17607639Sgblack@eecs.umich.edu imm4 >>= 1; 17617639Sgblack@eecs.umich.edu } 17627639Sgblack@eecs.umich.edu unsigned index = imm4 >> 1; 17637639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 17647639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVdupD, NVdupQ>( 17657639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, index); 17667435Sgblack@eecs.umich.edu } 17677435Sgblack@eecs.umich.edu } 17687435Sgblack@eecs.umich.edu return new Unknown(machInst); 17697435Sgblack@eecs.umich.edu } 17707435Sgblack@eecs.umich.edu ''' 17717435Sgblack@eecs.umich.edu}}; 17727435Sgblack@eecs.umich.edu 17737435Sgblack@eecs.umich.edudef format ThumbNeonMem() {{ 17747435Sgblack@eecs.umich.edu decode_block = ''' 17757435Sgblack@eecs.umich.edu return decodeNeonMem(machInst); 17767435Sgblack@eecs.umich.edu ''' 17777435Sgblack@eecs.umich.edu}}; 17787435Sgblack@eecs.umich.edu 17797435Sgblack@eecs.umich.edudef format ThumbNeonData() {{ 17807435Sgblack@eecs.umich.edu decode_block = ''' 17817639Sgblack@eecs.umich.edu return decodeNeonData(machInst); 17827435Sgblack@eecs.umich.edu ''' 17837435Sgblack@eecs.umich.edu}}; 17847435Sgblack@eecs.umich.edu 17857435Sgblack@eecs.umich.edulet {{ 17867435Sgblack@eecs.umich.edu header_output = ''' 17877435Sgblack@eecs.umich.edu StaticInstPtr 17887356Sgblack@eecs.umich.edu decodeExtensionRegLoadStore(ExtMachInst machInst); 17897356Sgblack@eecs.umich.edu ''' 17907356Sgblack@eecs.umich.edu decoder_output = ''' 17917356Sgblack@eecs.umich.edu StaticInstPtr 17927356Sgblack@eecs.umich.edu decodeExtensionRegLoadStore(ExtMachInst machInst) 17937178Sgblack@eecs.umich.edu { 17947178Sgblack@eecs.umich.edu const uint32_t opcode = bits(machInst, 24, 20); 17957178Sgblack@eecs.umich.edu const uint32_t offset = bits(machInst, 7, 0); 17967337Sgblack@eecs.umich.edu const bool single = (bits(machInst, 8) == 0); 17977178Sgblack@eecs.umich.edu const IntRegIndex rn = (IntRegIndex)(uint32_t)bits(machInst, 19, 16); 17987178Sgblack@eecs.umich.edu RegIndex vd; 17997178Sgblack@eecs.umich.edu if (single) { 18007178Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18017178Sgblack@eecs.umich.edu bits(machInst, 22)); 18027178Sgblack@eecs.umich.edu } else { 18037178Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18047178Sgblack@eecs.umich.edu (bits(machInst, 22) << 5)); 18057178Sgblack@eecs.umich.edu } 18067178Sgblack@eecs.umich.edu switch (bits(opcode, 4, 3)) { 18077178Sgblack@eecs.umich.edu case 0x0: 18087335Sgblack@eecs.umich.edu if (bits(opcode, 4, 1) == 0x2 && 18097335Sgblack@eecs.umich.edu !(machInst.thumb == 1 && bits(machInst, 28) == 1) && 18107335Sgblack@eecs.umich.edu !(machInst.thumb == 0 && machInst.condCode == 0xf)) { 18117335Sgblack@eecs.umich.edu if ((bits(machInst, 7, 4) & 0xd) != 1) { 18127335Sgblack@eecs.umich.edu break; 18137335Sgblack@eecs.umich.edu } 18147335Sgblack@eecs.umich.edu const IntRegIndex rt = 18157335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 18167335Sgblack@eecs.umich.edu const IntRegIndex rt2 = 18177335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 19, 16); 18187335Sgblack@eecs.umich.edu const bool op = bits(machInst, 20); 18197335Sgblack@eecs.umich.edu uint32_t vm; 18207337Sgblack@eecs.umich.edu if (single) { 18217335Sgblack@eecs.umich.edu vm = (bits(machInst, 3, 0) << 1) | bits(machInst, 5); 18227335Sgblack@eecs.umich.edu } else { 18237335Sgblack@eecs.umich.edu vm = (bits(machInst, 3, 0) << 1) | 18247335Sgblack@eecs.umich.edu (bits(machInst, 5) << 5); 18257335Sgblack@eecs.umich.edu } 18267335Sgblack@eecs.umich.edu if (op) { 18277335Sgblack@eecs.umich.edu return new Vmov2Core2Reg(machInst, rt, rt2, 18287335Sgblack@eecs.umich.edu (IntRegIndex)vm); 18297335Sgblack@eecs.umich.edu } else { 18307335Sgblack@eecs.umich.edu return new Vmov2Reg2Core(machInst, (IntRegIndex)vm, 18317335Sgblack@eecs.umich.edu rt, rt2); 18327335Sgblack@eecs.umich.edu } 18337178Sgblack@eecs.umich.edu } 18347178Sgblack@eecs.umich.edu break; 18357178Sgblack@eecs.umich.edu case 0x1: 18367413Sgblack@eecs.umich.edu { 18377639Sgblack@eecs.umich.edu if (offset == 0 || vd + offset/2 > NumFloatArchRegs) { 18387413Sgblack@eecs.umich.edu break; 18397413Sgblack@eecs.umich.edu } 18407413Sgblack@eecs.umich.edu switch (bits(opcode, 1, 0)) { 18417413Sgblack@eecs.umich.edu case 0x0: 18427413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18437413Sgblack@eecs.umich.edu true, false, false, offset); 18447413Sgblack@eecs.umich.edu case 0x1: 18457413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18467413Sgblack@eecs.umich.edu true, false, true, offset); 18477413Sgblack@eecs.umich.edu case 0x2: 18487413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18497413Sgblack@eecs.umich.edu true, true, false, offset); 18507413Sgblack@eecs.umich.edu case 0x3: 18517413Sgblack@eecs.umich.edu // If rn == sp, then this is called vpop. 18527413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18537413Sgblack@eecs.umich.edu true, true, true, offset); 18547413Sgblack@eecs.umich.edu } 18557178Sgblack@eecs.umich.edu } 18567178Sgblack@eecs.umich.edu case 0x2: 18577178Sgblack@eecs.umich.edu if (bits(opcode, 1, 0) == 0x2) { 18587178Sgblack@eecs.umich.edu // If rn == sp, then this is called vpush. 18597178Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18607178Sgblack@eecs.umich.edu false, true, false, offset); 18617178Sgblack@eecs.umich.edu } else if (bits(opcode, 1, 0) == 0x3) { 18627178Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18637178Sgblack@eecs.umich.edu false, true, true, offset); 18647178Sgblack@eecs.umich.edu } 18657178Sgblack@eecs.umich.edu // Fall through on purpose 18667178Sgblack@eecs.umich.edu case 0x3: 18677346Sgblack@eecs.umich.edu const bool up = (bits(machInst, 23) == 1); 18687346Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 7, 0) << 2; 18697346Sgblack@eecs.umich.edu RegIndex vd; 18707346Sgblack@eecs.umich.edu if (single) { 18717346Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18727346Sgblack@eecs.umich.edu (bits(machInst, 22))); 18737346Sgblack@eecs.umich.edu } else { 18747346Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18757346Sgblack@eecs.umich.edu (bits(machInst, 22) << 5)); 18767346Sgblack@eecs.umich.edu } 18777178Sgblack@eecs.umich.edu if (bits(opcode, 1, 0) == 0x0) { 18787346Sgblack@eecs.umich.edu if (single) { 18797346Sgblack@eecs.umich.edu if (up) { 18807346Sgblack@eecs.umich.edu return new %(vstr_us)s(machInst, vd, rn, up, imm); 18817346Sgblack@eecs.umich.edu } else { 18827346Sgblack@eecs.umich.edu return new %(vstr_s)s(machInst, vd, rn, up, imm); 18837346Sgblack@eecs.umich.edu } 18847346Sgblack@eecs.umich.edu } else { 18857346Sgblack@eecs.umich.edu if (up) { 18867346Sgblack@eecs.umich.edu return new %(vstr_ud)s(machInst, vd, vd + 1, 18877346Sgblack@eecs.umich.edu rn, up, imm); 18887346Sgblack@eecs.umich.edu } else { 18897346Sgblack@eecs.umich.edu return new %(vstr_d)s(machInst, vd, vd + 1, 18907346Sgblack@eecs.umich.edu rn, up, imm); 18917346Sgblack@eecs.umich.edu } 18927346Sgblack@eecs.umich.edu } 18937178Sgblack@eecs.umich.edu } else if (bits(opcode, 1, 0) == 0x1) { 18947337Sgblack@eecs.umich.edu if (single) { 18957337Sgblack@eecs.umich.edu if (up) { 18967337Sgblack@eecs.umich.edu return new %(vldr_us)s(machInst, vd, rn, up, imm); 18977337Sgblack@eecs.umich.edu } else { 18987337Sgblack@eecs.umich.edu return new %(vldr_s)s(machInst, vd, rn, up, imm); 18997337Sgblack@eecs.umich.edu } 19007337Sgblack@eecs.umich.edu } else { 19017337Sgblack@eecs.umich.edu if (up) { 19027337Sgblack@eecs.umich.edu return new %(vldr_ud)s(machInst, vd, vd + 1, 19037337Sgblack@eecs.umich.edu rn, up, imm); 19047337Sgblack@eecs.umich.edu } else { 19057337Sgblack@eecs.umich.edu return new %(vldr_d)s(machInst, vd, vd + 1, 19067337Sgblack@eecs.umich.edu rn, up, imm); 19077337Sgblack@eecs.umich.edu } 19087337Sgblack@eecs.umich.edu } 19097178Sgblack@eecs.umich.edu } 19107178Sgblack@eecs.umich.edu } 19117178Sgblack@eecs.umich.edu return new Unknown(machInst); 19127178Sgblack@eecs.umich.edu } 19137337Sgblack@eecs.umich.edu ''' % { 19147337Sgblack@eecs.umich.edu "vldr_us" : "VLDR_" + loadImmClassName(False, True, False), 19157337Sgblack@eecs.umich.edu "vldr_s" : "VLDR_" + loadImmClassName(False, False, False), 19167337Sgblack@eecs.umich.edu "vldr_ud" : "VLDR_" + loadDoubleImmClassName(False, True, False), 19177346Sgblack@eecs.umich.edu "vldr_d" : "VLDR_" + loadDoubleImmClassName(False, False, False), 19187346Sgblack@eecs.umich.edu "vstr_us" : "VSTR_" + storeImmClassName(False, True, False), 19197346Sgblack@eecs.umich.edu "vstr_s" : "VSTR_" + storeImmClassName(False, False, False), 19207346Sgblack@eecs.umich.edu "vstr_ud" : "VSTR_" + storeDoubleImmClassName(False, True, False), 19217346Sgblack@eecs.umich.edu "vstr_d" : "VSTR_" + storeDoubleImmClassName(False, False, False) 19227337Sgblack@eecs.umich.edu } 19237178Sgblack@eecs.umich.edu}}; 19247321Sgblack@eecs.umich.edu 19257356Sgblack@eecs.umich.edudef format ExtensionRegLoadStore() {{ 19267321Sgblack@eecs.umich.edu decode_block = ''' 19277356Sgblack@eecs.umich.edu return decodeExtensionRegLoadStore(machInst); 19287356Sgblack@eecs.umich.edu ''' 19297356Sgblack@eecs.umich.edu}}; 19307356Sgblack@eecs.umich.edu 19317356Sgblack@eecs.umich.edulet {{ 19327356Sgblack@eecs.umich.edu header_output = ''' 19337356Sgblack@eecs.umich.edu StaticInstPtr 19347356Sgblack@eecs.umich.edu decodeShortFpTransfer(ExtMachInst machInst); 19357356Sgblack@eecs.umich.edu ''' 19367356Sgblack@eecs.umich.edu decoder_output = ''' 19377356Sgblack@eecs.umich.edu StaticInstPtr 19387356Sgblack@eecs.umich.edu decodeShortFpTransfer(ExtMachInst machInst) 19397321Sgblack@eecs.umich.edu { 19407321Sgblack@eecs.umich.edu const uint32_t l = bits(machInst, 20); 19417321Sgblack@eecs.umich.edu const uint32_t c = bits(machInst, 8); 19427321Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 23, 21); 19437321Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 6, 5); 19447321Sgblack@eecs.umich.edu if ((machInst.thumb == 1 && bits(machInst, 28) == 1) || 19457321Sgblack@eecs.umich.edu (machInst.thumb == 0 && machInst.condCode == 0xf)) { 19467321Sgblack@eecs.umich.edu return new Unknown(machInst); 19477321Sgblack@eecs.umich.edu } 19487321Sgblack@eecs.umich.edu if (l == 0 && c == 0) { 19497321Sgblack@eecs.umich.edu if (a == 0) { 19507335Sgblack@eecs.umich.edu const uint32_t vn = (bits(machInst, 19, 16) << 1) | 19517335Sgblack@eecs.umich.edu bits(machInst, 7); 19527335Sgblack@eecs.umich.edu const IntRegIndex rt = 19537335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19547335Sgblack@eecs.umich.edu if (bits(machInst, 20) == 1) { 19557335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vn); 19567335Sgblack@eecs.umich.edu } else { 19577335Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vn, rt); 19587335Sgblack@eecs.umich.edu } 19597321Sgblack@eecs.umich.edu } else if (a == 0x7) { 19607323Sgblack@eecs.umich.edu const IntRegIndex rt = 19617323Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19627323Sgblack@eecs.umich.edu uint32_t specReg = bits(machInst, 19, 16); 19637323Sgblack@eecs.umich.edu switch (specReg) { 19647323Sgblack@eecs.umich.edu case 0: 19657323Sgblack@eecs.umich.edu specReg = MISCREG_FPSID; 19667323Sgblack@eecs.umich.edu break; 19677323Sgblack@eecs.umich.edu case 1: 19687323Sgblack@eecs.umich.edu specReg = MISCREG_FPSCR; 19697323Sgblack@eecs.umich.edu break; 19707394Sgblack@eecs.umich.edu case 6: 19717394Sgblack@eecs.umich.edu specReg = MISCREG_MVFR1; 19727394Sgblack@eecs.umich.edu break; 19737394Sgblack@eecs.umich.edu case 7: 19747394Sgblack@eecs.umich.edu specReg = MISCREG_MVFR0; 19757394Sgblack@eecs.umich.edu break; 19767323Sgblack@eecs.umich.edu case 8: 19777323Sgblack@eecs.umich.edu specReg = MISCREG_FPEXC; 19787323Sgblack@eecs.umich.edu break; 19797323Sgblack@eecs.umich.edu default: 19807323Sgblack@eecs.umich.edu return new Unknown(machInst); 19817323Sgblack@eecs.umich.edu } 19827643Sgblack@eecs.umich.edu if (specReg == MISCREG_FPSCR) { 19837643Sgblack@eecs.umich.edu return new VmsrFpscr(machInst, (IntRegIndex)specReg, rt); 19847643Sgblack@eecs.umich.edu } else { 19857643Sgblack@eecs.umich.edu return new Vmsr(machInst, (IntRegIndex)specReg, rt); 19867643Sgblack@eecs.umich.edu } 19877321Sgblack@eecs.umich.edu } 19887321Sgblack@eecs.umich.edu } else if (l == 0 && c == 1) { 19897321Sgblack@eecs.umich.edu if (bits(a, 2) == 0) { 19907335Sgblack@eecs.umich.edu uint32_t vd = (bits(machInst, 7) << 5) | 19917335Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1); 19927639Sgblack@eecs.umich.edu // Handle accessing each single precision half of the vector. 19937639Sgblack@eecs.umich.edu vd += bits(machInst, 21); 19947335Sgblack@eecs.umich.edu const IntRegIndex rt = 19957335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19967335Sgblack@eecs.umich.edu if (bits(machInst, 22) == 1) { 19977639Sgblack@eecs.umich.edu return new VmovCoreRegB(machInst, (IntRegIndex)vd, 19987639Sgblack@eecs.umich.edu rt, bits(machInst, 6, 5)); 19997335Sgblack@eecs.umich.edu } else if (bits(machInst, 5) == 1) { 20007639Sgblack@eecs.umich.edu return new VmovCoreRegH(machInst, (IntRegIndex)vd, 20017639Sgblack@eecs.umich.edu rt, bits(machInst, 6)); 20027335Sgblack@eecs.umich.edu } else if (bits(machInst, 6) == 0) { 20037639Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vd, rt); 20047335Sgblack@eecs.umich.edu } else { 20057335Sgblack@eecs.umich.edu return new Unknown(machInst); 20067335Sgblack@eecs.umich.edu } 20077639Sgblack@eecs.umich.edu } else if (bits(b, 1) == 0) { 20087639Sgblack@eecs.umich.edu bool q = bits(machInst, 21); 20097639Sgblack@eecs.umich.edu unsigned be = (bits(machInst, 22) << 1) | (bits(machInst, 5)); 20107639Sgblack@eecs.umich.edu IntRegIndex vd = (IntRegIndex)(2 * (uint32_t) 20117639Sgblack@eecs.umich.edu (bits(machInst, 19, 16) | (bits(machInst, 7) << 4))); 20127639Sgblack@eecs.umich.edu IntRegIndex rt = (IntRegIndex)(uint32_t) 20137639Sgblack@eecs.umich.edu bits(machInst, 15, 12); 20147639Sgblack@eecs.umich.edu if (q) { 20157639Sgblack@eecs.umich.edu switch (be) { 20167639Sgblack@eecs.umich.edu case 0: 20177639Sgblack@eecs.umich.edu return new NVdupQGpr<uint32_t>(machInst, vd, rt); 20187639Sgblack@eecs.umich.edu case 1: 20197639Sgblack@eecs.umich.edu return new NVdupQGpr<uint16_t>(machInst, vd, rt); 20207639Sgblack@eecs.umich.edu case 2: 20217639Sgblack@eecs.umich.edu return new NVdupQGpr<uint8_t>(machInst, vd, rt); 20227639Sgblack@eecs.umich.edu case 3: 20237639Sgblack@eecs.umich.edu return new Unknown(machInst); 20247639Sgblack@eecs.umich.edu } 20257639Sgblack@eecs.umich.edu } else { 20267639Sgblack@eecs.umich.edu switch (be) { 20277639Sgblack@eecs.umich.edu case 0: 20287639Sgblack@eecs.umich.edu return new NVdupDGpr<uint32_t>(machInst, vd, rt); 20297639Sgblack@eecs.umich.edu case 1: 20307639Sgblack@eecs.umich.edu return new NVdupDGpr<uint16_t>(machInst, vd, rt); 20317639Sgblack@eecs.umich.edu case 2: 20327639Sgblack@eecs.umich.edu return new NVdupDGpr<uint8_t>(machInst, vd, rt); 20337639Sgblack@eecs.umich.edu case 3: 20347639Sgblack@eecs.umich.edu return new Unknown(machInst); 20357639Sgblack@eecs.umich.edu } 20367335Sgblack@eecs.umich.edu } 20377321Sgblack@eecs.umich.edu } 20387321Sgblack@eecs.umich.edu } else if (l == 1 && c == 0) { 20397321Sgblack@eecs.umich.edu if (a == 0) { 20407335Sgblack@eecs.umich.edu const uint32_t vn = (bits(machInst, 19, 16) << 1) | 20417335Sgblack@eecs.umich.edu bits(machInst, 7); 20427335Sgblack@eecs.umich.edu const IntRegIndex rt = 20437335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20447335Sgblack@eecs.umich.edu if (bits(machInst, 20) == 1) { 20457335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vn); 20467335Sgblack@eecs.umich.edu } else { 20477335Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vn, rt); 20487335Sgblack@eecs.umich.edu } 20497321Sgblack@eecs.umich.edu } else if (a == 7) { 20507326Sgblack@eecs.umich.edu const IntRegIndex rt = 20517326Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20527326Sgblack@eecs.umich.edu uint32_t specReg = bits(machInst, 19, 16); 20537326Sgblack@eecs.umich.edu switch (specReg) { 20547326Sgblack@eecs.umich.edu case 0: 20557326Sgblack@eecs.umich.edu specReg = MISCREG_FPSID; 20567326Sgblack@eecs.umich.edu break; 20577326Sgblack@eecs.umich.edu case 1: 20587326Sgblack@eecs.umich.edu specReg = MISCREG_FPSCR; 20597326Sgblack@eecs.umich.edu break; 20607326Sgblack@eecs.umich.edu case 6: 20617326Sgblack@eecs.umich.edu specReg = MISCREG_MVFR1; 20627326Sgblack@eecs.umich.edu break; 20637326Sgblack@eecs.umich.edu case 7: 20647326Sgblack@eecs.umich.edu specReg = MISCREG_MVFR0; 20657326Sgblack@eecs.umich.edu break; 20667326Sgblack@eecs.umich.edu case 8: 20677326Sgblack@eecs.umich.edu specReg = MISCREG_FPEXC; 20687326Sgblack@eecs.umich.edu break; 20697326Sgblack@eecs.umich.edu default: 20707326Sgblack@eecs.umich.edu return new Unknown(machInst); 20717326Sgblack@eecs.umich.edu } 20727392Sgblack@eecs.umich.edu if (rt == 0xf) { 20737643Sgblack@eecs.umich.edu if (specReg == MISCREG_FPSCR) { 20748303SAli.Saidi@ARM.com return new VmrsApsrFpscr(machInst); 20757643Sgblack@eecs.umich.edu } else { 20768301SAli.Saidi@ARM.com return new Unknown(machInst); 20777643Sgblack@eecs.umich.edu } 20787643Sgblack@eecs.umich.edu } else if (specReg == MISCREG_FPSCR) { 20797643Sgblack@eecs.umich.edu return new VmrsFpscr(machInst, rt, (IntRegIndex)specReg); 20807392Sgblack@eecs.umich.edu } else { 20817392Sgblack@eecs.umich.edu return new Vmrs(machInst, rt, (IntRegIndex)specReg); 20827392Sgblack@eecs.umich.edu } 20837321Sgblack@eecs.umich.edu } 20847321Sgblack@eecs.umich.edu } else { 20857335Sgblack@eecs.umich.edu uint32_t vd = (bits(machInst, 7) << 5) | 20867335Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1); 20877639Sgblack@eecs.umich.edu // Handle indexing into each single precision half of the vector. 20887639Sgblack@eecs.umich.edu vd += bits(machInst, 21); 20897639Sgblack@eecs.umich.edu uint32_t index; 20907335Sgblack@eecs.umich.edu const IntRegIndex rt = 20917335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20927335Sgblack@eecs.umich.edu const bool u = (bits(machInst, 23) == 1); 20937335Sgblack@eecs.umich.edu if (bits(machInst, 22) == 1) { 20947639Sgblack@eecs.umich.edu index = bits(machInst, 6, 5); 20957335Sgblack@eecs.umich.edu if (u) { 20967335Sgblack@eecs.umich.edu return new VmovRegCoreUB(machInst, rt, 20977335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 20987335Sgblack@eecs.umich.edu } else { 20997335Sgblack@eecs.umich.edu return new VmovRegCoreSB(machInst, rt, 21007335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 21017335Sgblack@eecs.umich.edu } 21027639Sgblack@eecs.umich.edu } else if (bits(machInst, 5) == 1) { 21037639Sgblack@eecs.umich.edu index = bits(machInst, 6); 21047335Sgblack@eecs.umich.edu if (u) { 21057335Sgblack@eecs.umich.edu return new VmovRegCoreUH(machInst, rt, 21067335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 21077335Sgblack@eecs.umich.edu } else { 21087335Sgblack@eecs.umich.edu return new VmovRegCoreSH(machInst, rt, 21097335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 21107335Sgblack@eecs.umich.edu } 21117639Sgblack@eecs.umich.edu } else if (bits(machInst, 6) == 0 && !u) { 21127335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vd); 21137639Sgblack@eecs.umich.edu } else { 21147639Sgblack@eecs.umich.edu return new Unknown(machInst); 21157335Sgblack@eecs.umich.edu } 21167321Sgblack@eecs.umich.edu } 21177321Sgblack@eecs.umich.edu return new Unknown(machInst); 21187321Sgblack@eecs.umich.edu } 21197321Sgblack@eecs.umich.edu ''' 21207321Sgblack@eecs.umich.edu}}; 21217356Sgblack@eecs.umich.edu 21227356Sgblack@eecs.umich.edudef format ShortFpTransfer() {{ 21237356Sgblack@eecs.umich.edu decode_block = ''' 21247356Sgblack@eecs.umich.edu return decodeShortFpTransfer(machInst); 21257356Sgblack@eecs.umich.edu ''' 21267356Sgblack@eecs.umich.edu}}; 21277363Sgblack@eecs.umich.edu 21287363Sgblack@eecs.umich.edulet {{ 21297363Sgblack@eecs.umich.edu header_output = ''' 21307363Sgblack@eecs.umich.edu StaticInstPtr 21317363Sgblack@eecs.umich.edu decodeVfpData(ExtMachInst machInst); 21327363Sgblack@eecs.umich.edu ''' 21337363Sgblack@eecs.umich.edu decoder_output = ''' 21347363Sgblack@eecs.umich.edu StaticInstPtr 21357363Sgblack@eecs.umich.edu decodeVfpData(ExtMachInst machInst) 21367363Sgblack@eecs.umich.edu { 21377363Sgblack@eecs.umich.edu const uint32_t opc1 = bits(machInst, 23, 20); 21387363Sgblack@eecs.umich.edu const uint32_t opc2 = bits(machInst, 19, 16); 21397363Sgblack@eecs.umich.edu const uint32_t opc3 = bits(machInst, 7, 6); 21407363Sgblack@eecs.umich.edu //const uint32_t opc4 = bits(machInst, 3, 0); 21417372Sgblack@eecs.umich.edu const bool single = (bits(machInst, 8) == 0); 21427389Sgblack@eecs.umich.edu // Used to select between vcmp and vcmpe. 21437389Sgblack@eecs.umich.edu const bool e = (bits(machInst, 7) == 1); 21447372Sgblack@eecs.umich.edu IntRegIndex vd; 21457372Sgblack@eecs.umich.edu IntRegIndex vm; 21467372Sgblack@eecs.umich.edu IntRegIndex vn; 21477372Sgblack@eecs.umich.edu if (single) { 21487372Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 21497372Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 21507372Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 21517372Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 21527372Sgblack@eecs.umich.edu vn = (IntRegIndex)(bits(machInst, 7) | 21537372Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1)); 21547372Sgblack@eecs.umich.edu } else { 21557372Sgblack@eecs.umich.edu vd = (IntRegIndex)((bits(machInst, 22) << 5) | 21567372Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 21577372Sgblack@eecs.umich.edu vm = (IntRegIndex)((bits(machInst, 5) << 5) | 21587372Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 21597372Sgblack@eecs.umich.edu vn = (IntRegIndex)((bits(machInst, 7) << 5) | 21607372Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1)); 21617372Sgblack@eecs.umich.edu } 21627363Sgblack@eecs.umich.edu switch (opc1 & 0xb /* 1011 */) { 21637363Sgblack@eecs.umich.edu case 0x0: 21647370Sgblack@eecs.umich.edu if (bits(machInst, 6) == 0) { 21657372Sgblack@eecs.umich.edu if (single) { 21667376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlaS>( 21677376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21687370Sgblack@eecs.umich.edu } else { 21697376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlaD>( 21707376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21717370Sgblack@eecs.umich.edu } 21727370Sgblack@eecs.umich.edu } else { 21737372Sgblack@eecs.umich.edu if (single) { 21747376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlsS>( 21757376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21767370Sgblack@eecs.umich.edu } else { 21777376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlsD>( 21787376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21797370Sgblack@eecs.umich.edu } 21807370Sgblack@eecs.umich.edu } 21817371Sgblack@eecs.umich.edu case 0x1: 21827371Sgblack@eecs.umich.edu if (bits(machInst, 6) == 1) { 21837372Sgblack@eecs.umich.edu if (single) { 21847376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlaS>( 21857376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21867371Sgblack@eecs.umich.edu } else { 21877376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlaD>( 21887376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21897371Sgblack@eecs.umich.edu } 21907371Sgblack@eecs.umich.edu } else { 21917372Sgblack@eecs.umich.edu if (single) { 21927376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlsS>( 21937376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21947371Sgblack@eecs.umich.edu } else { 21957376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlsD>( 21967376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21977371Sgblack@eecs.umich.edu } 21987371Sgblack@eecs.umich.edu } 21997363Sgblack@eecs.umich.edu case 0x2: 22007363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22017372Sgblack@eecs.umich.edu if (single) { 22027376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmulS>( 22037376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22047364Sgblack@eecs.umich.edu } else { 22057376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmulD>( 22067376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22077364Sgblack@eecs.umich.edu } 22087371Sgblack@eecs.umich.edu } else { 22097372Sgblack@eecs.umich.edu if (single) { 22107376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmulS>( 22117376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22127371Sgblack@eecs.umich.edu } else { 22137376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmulD>( 22147376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22157371Sgblack@eecs.umich.edu } 22167363Sgblack@eecs.umich.edu } 22177363Sgblack@eecs.umich.edu case 0x3: 22187363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22197372Sgblack@eecs.umich.edu if (single) { 22207376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VaddS>( 22217376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22227367Sgblack@eecs.umich.edu } else { 22237376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VaddD>( 22247376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22257367Sgblack@eecs.umich.edu } 22267363Sgblack@eecs.umich.edu } else { 22277372Sgblack@eecs.umich.edu if (single) { 22287376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VsubS>( 22297376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22307368Sgblack@eecs.umich.edu } else { 22317376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VsubD>( 22327376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22337368Sgblack@eecs.umich.edu } 22347363Sgblack@eecs.umich.edu } 22357363Sgblack@eecs.umich.edu case 0x8: 22367363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22377372Sgblack@eecs.umich.edu if (single) { 22387376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VdivS>( 22397376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22407369Sgblack@eecs.umich.edu } else { 22417376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VdivD>( 22427376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22437369Sgblack@eecs.umich.edu } 22447363Sgblack@eecs.umich.edu } 22457363Sgblack@eecs.umich.edu break; 22467363Sgblack@eecs.umich.edu case 0xb: 22477363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22487363Sgblack@eecs.umich.edu const uint32_t baseImm = 22497363Sgblack@eecs.umich.edu bits(machInst, 3, 0) | (bits(machInst, 19, 16) << 4); 22507372Sgblack@eecs.umich.edu if (single) { 22517363Sgblack@eecs.umich.edu uint32_t imm = vfp_modified_imm(baseImm, false); 22527376Sgblack@eecs.umich.edu return decodeVfpRegImmOp<VmovImmS>( 22537376Sgblack@eecs.umich.edu machInst, vd, imm, false); 22547363Sgblack@eecs.umich.edu } else { 22557363Sgblack@eecs.umich.edu uint64_t imm = vfp_modified_imm(baseImm, true); 22567376Sgblack@eecs.umich.edu return decodeVfpRegImmOp<VmovImmD>( 22577376Sgblack@eecs.umich.edu machInst, vd, imm, true); 22587363Sgblack@eecs.umich.edu } 22597363Sgblack@eecs.umich.edu } 22607363Sgblack@eecs.umich.edu switch (opc2) { 22617363Sgblack@eecs.umich.edu case 0x0: 22627363Sgblack@eecs.umich.edu if (opc3 == 1) { 22637372Sgblack@eecs.umich.edu if (single) { 22647376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VmovRegS>( 22657376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22667363Sgblack@eecs.umich.edu } else { 22677376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VmovRegD>( 22687376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22697363Sgblack@eecs.umich.edu } 22707363Sgblack@eecs.umich.edu } else { 22717372Sgblack@eecs.umich.edu if (single) { 22727376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VabsS>( 22737376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22747366Sgblack@eecs.umich.edu } else { 22757376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VabsD>( 22767376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22777366Sgblack@eecs.umich.edu } 22787363Sgblack@eecs.umich.edu } 22797363Sgblack@eecs.umich.edu case 0x1: 22807363Sgblack@eecs.umich.edu if (opc3 == 1) { 22817372Sgblack@eecs.umich.edu if (single) { 22827376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VnegS>( 22837376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22847365Sgblack@eecs.umich.edu } else { 22857376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VnegD>( 22867376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22877365Sgblack@eecs.umich.edu } 22887363Sgblack@eecs.umich.edu } else { 22897372Sgblack@eecs.umich.edu if (single) { 22907376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VsqrtS>( 22917376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22927369Sgblack@eecs.umich.edu } else { 22937376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VsqrtD>( 22947376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22957369Sgblack@eecs.umich.edu } 22967363Sgblack@eecs.umich.edu } 22977363Sgblack@eecs.umich.edu case 0x2: 22987363Sgblack@eecs.umich.edu case 0x3: 22997398Sgblack@eecs.umich.edu { 23007398Sgblack@eecs.umich.edu const bool toHalf = bits(machInst, 16); 23017398Sgblack@eecs.umich.edu const bool top = bits(machInst, 7); 23027398Sgblack@eecs.umich.edu if (top) { 23037398Sgblack@eecs.umich.edu if (toHalf) { 23047398Sgblack@eecs.umich.edu return new VcvtFpSFpHT(machInst, vd, vm); 23057398Sgblack@eecs.umich.edu } else { 23067398Sgblack@eecs.umich.edu return new VcvtFpHTFpS(machInst, vd, vm); 23077398Sgblack@eecs.umich.edu } 23087398Sgblack@eecs.umich.edu } else { 23097398Sgblack@eecs.umich.edu if (toHalf) { 23107398Sgblack@eecs.umich.edu return new VcvtFpSFpHB(machInst, vd, vm); 23117398Sgblack@eecs.umich.edu } else { 23127398Sgblack@eecs.umich.edu return new VcvtFpHBFpS(machInst, vd, vm); 23137398Sgblack@eecs.umich.edu } 23147398Sgblack@eecs.umich.edu } 23157398Sgblack@eecs.umich.edu } 23167363Sgblack@eecs.umich.edu case 0x4: 23177377Sgblack@eecs.umich.edu if (single) { 23187389Sgblack@eecs.umich.edu if (e) { 23197389Sgblack@eecs.umich.edu return new VcmpeS(machInst, vd, vm); 23207389Sgblack@eecs.umich.edu } else { 23217389Sgblack@eecs.umich.edu return new VcmpS(machInst, vd, vm); 23227389Sgblack@eecs.umich.edu } 23237377Sgblack@eecs.umich.edu } else { 23247389Sgblack@eecs.umich.edu if (e) { 23257389Sgblack@eecs.umich.edu return new VcmpeD(machInst, vd, vm); 23267389Sgblack@eecs.umich.edu } else { 23277389Sgblack@eecs.umich.edu return new VcmpD(machInst, vd, vm); 23287389Sgblack@eecs.umich.edu } 23297377Sgblack@eecs.umich.edu } 23307363Sgblack@eecs.umich.edu case 0x5: 23317377Sgblack@eecs.umich.edu if (single) { 23327389Sgblack@eecs.umich.edu if (e) { 23337389Sgblack@eecs.umich.edu return new VcmpeZeroS(machInst, vd, 0); 23347389Sgblack@eecs.umich.edu } else { 23357389Sgblack@eecs.umich.edu return new VcmpZeroS(machInst, vd, 0); 23367389Sgblack@eecs.umich.edu } 23377377Sgblack@eecs.umich.edu } else { 23387389Sgblack@eecs.umich.edu if (e) { 23397389Sgblack@eecs.umich.edu return new VcmpeZeroD(machInst, vd, 0); 23407389Sgblack@eecs.umich.edu } else { 23417389Sgblack@eecs.umich.edu return new VcmpZeroD(machInst, vd, 0); 23427389Sgblack@eecs.umich.edu } 23437377Sgblack@eecs.umich.edu } 23447363Sgblack@eecs.umich.edu case 0x7: 23457363Sgblack@eecs.umich.edu if (opc3 == 0x3) { 23467374Sgblack@eecs.umich.edu if (single) { 23478270SAli.Saidi@ARM.com vd = (IntRegIndex)((bits(machInst, 22) << 5) | 23488270SAli.Saidi@ARM.com (bits(machInst, 15, 12) << 1)); 23497374Sgblack@eecs.umich.edu return new VcvtFpSFpD(machInst, vd, vm); 23507374Sgblack@eecs.umich.edu } else { 23517374Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 23527374Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 23537374Sgblack@eecs.umich.edu return new VcvtFpDFpS(machInst, vd, vm); 23547374Sgblack@eecs.umich.edu } 23557363Sgblack@eecs.umich.edu } 23567363Sgblack@eecs.umich.edu break; 23577363Sgblack@eecs.umich.edu case 0x8: 23587373Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 23597373Sgblack@eecs.umich.edu if (single) { 23607373Sgblack@eecs.umich.edu return new VcvtUIntFpS(machInst, vd, vm); 23617373Sgblack@eecs.umich.edu } else { 23627373Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 23637373Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 23647373Sgblack@eecs.umich.edu return new VcvtUIntFpD(machInst, vd, vm); 23657373Sgblack@eecs.umich.edu } 23667373Sgblack@eecs.umich.edu } else { 23677373Sgblack@eecs.umich.edu if (single) { 23687373Sgblack@eecs.umich.edu return new VcvtSIntFpS(machInst, vd, vm); 23697373Sgblack@eecs.umich.edu } else { 23707373Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 23717373Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 23727373Sgblack@eecs.umich.edu return new VcvtSIntFpD(machInst, vd, vm); 23737373Sgblack@eecs.umich.edu } 23747373Sgblack@eecs.umich.edu } 23757363Sgblack@eecs.umich.edu case 0xa: 23767379Sgblack@eecs.umich.edu { 23777379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 23787379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 23797379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 23807379Sgblack@eecs.umich.edu const uint32_t size = 23817379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 23827379Sgblack@eecs.umich.edu if (single) { 23837379Sgblack@eecs.umich.edu if (half) { 23847379Sgblack@eecs.umich.edu return new VcvtSHFixedFpS(machInst, vd, vd, size); 23857379Sgblack@eecs.umich.edu } else { 23867379Sgblack@eecs.umich.edu return new VcvtSFixedFpS(machInst, vd, vd, size); 23877379Sgblack@eecs.umich.edu } 23887379Sgblack@eecs.umich.edu } else { 23897379Sgblack@eecs.umich.edu if (half) { 23907379Sgblack@eecs.umich.edu return new VcvtSHFixedFpD(machInst, vd, vd, size); 23917379Sgblack@eecs.umich.edu } else { 23927379Sgblack@eecs.umich.edu return new VcvtSFixedFpD(machInst, vd, vd, size); 23937379Sgblack@eecs.umich.edu } 23947379Sgblack@eecs.umich.edu } 23957379Sgblack@eecs.umich.edu } 23967363Sgblack@eecs.umich.edu case 0xb: 23977379Sgblack@eecs.umich.edu { 23987379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 23997379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 24007379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 24017379Sgblack@eecs.umich.edu const uint32_t size = 24027379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 24037379Sgblack@eecs.umich.edu if (single) { 24047379Sgblack@eecs.umich.edu if (half) { 24057379Sgblack@eecs.umich.edu return new VcvtUHFixedFpS(machInst, vd, vd, size); 24067379Sgblack@eecs.umich.edu } else { 24077379Sgblack@eecs.umich.edu return new VcvtUFixedFpS(machInst, vd, vd, size); 24087379Sgblack@eecs.umich.edu } 24097379Sgblack@eecs.umich.edu } else { 24107379Sgblack@eecs.umich.edu if (half) { 24117379Sgblack@eecs.umich.edu return new VcvtUHFixedFpD(machInst, vd, vd, size); 24127379Sgblack@eecs.umich.edu } else { 24137379Sgblack@eecs.umich.edu return new VcvtUFixedFpD(machInst, vd, vd, size); 24147379Sgblack@eecs.umich.edu } 24157379Sgblack@eecs.umich.edu } 24167379Sgblack@eecs.umich.edu } 24177363Sgblack@eecs.umich.edu case 0xc: 24187380Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 24197380Sgblack@eecs.umich.edu if (single) { 24207380Sgblack@eecs.umich.edu return new VcvtFpUIntSR(machInst, vd, vm); 24217380Sgblack@eecs.umich.edu } else { 24227380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24237380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24247380Sgblack@eecs.umich.edu return new VcvtFpUIntDR(machInst, vd, vm); 24257380Sgblack@eecs.umich.edu } 24267373Sgblack@eecs.umich.edu } else { 24277380Sgblack@eecs.umich.edu if (single) { 24287380Sgblack@eecs.umich.edu return new VcvtFpUIntS(machInst, vd, vm); 24297380Sgblack@eecs.umich.edu } else { 24307380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24317380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24327380Sgblack@eecs.umich.edu return new VcvtFpUIntD(machInst, vd, vm); 24337380Sgblack@eecs.umich.edu } 24347373Sgblack@eecs.umich.edu } 24357363Sgblack@eecs.umich.edu case 0xd: 24367380Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 24377380Sgblack@eecs.umich.edu if (single) { 24387380Sgblack@eecs.umich.edu return new VcvtFpSIntSR(machInst, vd, vm); 24397380Sgblack@eecs.umich.edu } else { 24407380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24417380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24427380Sgblack@eecs.umich.edu return new VcvtFpSIntDR(machInst, vd, vm); 24437380Sgblack@eecs.umich.edu } 24447373Sgblack@eecs.umich.edu } else { 24457380Sgblack@eecs.umich.edu if (single) { 24467380Sgblack@eecs.umich.edu return new VcvtFpSIntS(machInst, vd, vm); 24477380Sgblack@eecs.umich.edu } else { 24487380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24497380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24507380Sgblack@eecs.umich.edu return new VcvtFpSIntD(machInst, vd, vm); 24517380Sgblack@eecs.umich.edu } 24527373Sgblack@eecs.umich.edu } 24537363Sgblack@eecs.umich.edu case 0xe: 24547379Sgblack@eecs.umich.edu { 24557379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 24567379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 24577379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 24587379Sgblack@eecs.umich.edu const uint32_t size = 24597379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 24607379Sgblack@eecs.umich.edu if (single) { 24617379Sgblack@eecs.umich.edu if (half) { 24627379Sgblack@eecs.umich.edu return new VcvtFpSHFixedS(machInst, vd, vd, size); 24637379Sgblack@eecs.umich.edu } else { 24647379Sgblack@eecs.umich.edu return new VcvtFpSFixedS(machInst, vd, vd, size); 24657379Sgblack@eecs.umich.edu } 24667379Sgblack@eecs.umich.edu } else { 24677379Sgblack@eecs.umich.edu if (half) { 24687379Sgblack@eecs.umich.edu return new VcvtFpSHFixedD(machInst, vd, vd, size); 24697379Sgblack@eecs.umich.edu } else { 24707379Sgblack@eecs.umich.edu return new VcvtFpSFixedD(machInst, vd, vd, size); 24717379Sgblack@eecs.umich.edu } 24727379Sgblack@eecs.umich.edu } 24737379Sgblack@eecs.umich.edu } 24747363Sgblack@eecs.umich.edu case 0xf: 24757379Sgblack@eecs.umich.edu { 24767379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 24777379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 24787379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 24797379Sgblack@eecs.umich.edu const uint32_t size = 24807379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 24817379Sgblack@eecs.umich.edu if (single) { 24827379Sgblack@eecs.umich.edu if (half) { 24837379Sgblack@eecs.umich.edu return new VcvtFpUHFixedS(machInst, vd, vd, size); 24847379Sgblack@eecs.umich.edu } else { 24857379Sgblack@eecs.umich.edu return new VcvtFpUFixedS(machInst, vd, vd, size); 24867379Sgblack@eecs.umich.edu } 24877379Sgblack@eecs.umich.edu } else { 24887379Sgblack@eecs.umich.edu if (half) { 24897379Sgblack@eecs.umich.edu return new VcvtFpUHFixedD(machInst, vd, vd, size); 24907379Sgblack@eecs.umich.edu } else { 24917379Sgblack@eecs.umich.edu return new VcvtFpUFixedD(machInst, vd, vd, size); 24927379Sgblack@eecs.umich.edu } 24937379Sgblack@eecs.umich.edu } 24947379Sgblack@eecs.umich.edu } 24957363Sgblack@eecs.umich.edu } 24967363Sgblack@eecs.umich.edu break; 24977363Sgblack@eecs.umich.edu } 24987363Sgblack@eecs.umich.edu return new Unknown(machInst); 24997363Sgblack@eecs.umich.edu } 25007363Sgblack@eecs.umich.edu ''' 25017363Sgblack@eecs.umich.edu}}; 25027363Sgblack@eecs.umich.edu 25037363Sgblack@eecs.umich.edudef format VfpData() {{ 25047363Sgblack@eecs.umich.edu decode_block = ''' 25057363Sgblack@eecs.umich.edu return decodeVfpData(machInst); 25067363Sgblack@eecs.umich.edu ''' 25077363Sgblack@eecs.umich.edu}}; 2508