fp.isa revision 7639
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; 1467639Sgblack@eecs.umich.edu uint32_t align = 0; 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: 5647435Sgblack@eecs.umich.edu if (b) { 5657639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VpminD, VpminQ>( 5667639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5677435Sgblack@eecs.umich.edu } else { 5687639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VpmaxD, VpmaxQ>( 5697639Sgblack@eecs.umich.edu q, u, size, machInst, vd, vn, vm); 5707435Sgblack@eecs.umich.edu } 5717435Sgblack@eecs.umich.edu case 0xb: 5727435Sgblack@eecs.umich.edu if (b) { 5737435Sgblack@eecs.umich.edu if (u) { 5747435Sgblack@eecs.umich.edu return new Unknown(machInst); 5757435Sgblack@eecs.umich.edu } else { 5767639Sgblack@eecs.umich.edu return decodeNeonUThreeReg<NVpaddD, NVpaddQ>( 5777639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5787435Sgblack@eecs.umich.edu } 5797435Sgblack@eecs.umich.edu } else { 5807435Sgblack@eecs.umich.edu if (u) { 5817639Sgblack@eecs.umich.edu return decodeNeonSThreeSReg<VqrdmulhD, VqrdmulhQ>( 5827639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5837435Sgblack@eecs.umich.edu } else { 5847639Sgblack@eecs.umich.edu return decodeNeonSThreeSReg<VqdmulhD, VqdmulhQ>( 5857639Sgblack@eecs.umich.edu q, size, machInst, vd, vn, vm); 5867435Sgblack@eecs.umich.edu } 5877435Sgblack@eecs.umich.edu } 5887435Sgblack@eecs.umich.edu case 0xc: 5897435Sgblack@eecs.umich.edu return new Unknown(machInst); 5907435Sgblack@eecs.umich.edu case 0xd: 5917435Sgblack@eecs.umich.edu if (b) { 5927435Sgblack@eecs.umich.edu if (u) { 5937435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 5947639Sgblack@eecs.umich.edu if (q) { 5957639Sgblack@eecs.umich.edu return new NVmulQFp<float>(machInst, vd, vn, vm); 5967639Sgblack@eecs.umich.edu } else { 5977639Sgblack@eecs.umich.edu return new NVmulDFp<float>(machInst, vd, vn, vm); 5987639Sgblack@eecs.umich.edu } 5997435Sgblack@eecs.umich.edu } else { 6007435Sgblack@eecs.umich.edu return new Unknown(machInst); 6017435Sgblack@eecs.umich.edu } 6027435Sgblack@eecs.umich.edu } else { 6037435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6047639Sgblack@eecs.umich.edu if (q) { 6057639Sgblack@eecs.umich.edu return new NVmlaQFp<float>(machInst, vd, vn, vm); 6067639Sgblack@eecs.umich.edu } else { 6077639Sgblack@eecs.umich.edu return new NVmlaDFp<float>(machInst, vd, vn, vm); 6087639Sgblack@eecs.umich.edu } 6097435Sgblack@eecs.umich.edu } else { 6107639Sgblack@eecs.umich.edu if (q) { 6117639Sgblack@eecs.umich.edu return new NVmlsQFp<float>(machInst, vd, vn, vm); 6127639Sgblack@eecs.umich.edu } else { 6137639Sgblack@eecs.umich.edu return new NVmlsDFp<float>(machInst, vd, vn, vm); 6147639Sgblack@eecs.umich.edu } 6157435Sgblack@eecs.umich.edu } 6167435Sgblack@eecs.umich.edu } 6177435Sgblack@eecs.umich.edu } else { 6187435Sgblack@eecs.umich.edu if (u) { 6197435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6207639Sgblack@eecs.umich.edu if (q) { 6217639Sgblack@eecs.umich.edu return new VpaddQFp<float>(machInst, vd, vn, vm); 6227639Sgblack@eecs.umich.edu } else { 6237639Sgblack@eecs.umich.edu return new VpaddDFp<float>(machInst, vd, vn, vm); 6247639Sgblack@eecs.umich.edu } 6257435Sgblack@eecs.umich.edu } else { 6267639Sgblack@eecs.umich.edu if (q) { 6277639Sgblack@eecs.umich.edu return new VabdQFp<float>(machInst, vd, vn, vm); 6287639Sgblack@eecs.umich.edu } else { 6297639Sgblack@eecs.umich.edu return new VabdDFp<float>(machInst, vd, vn, vm); 6307639Sgblack@eecs.umich.edu } 6317435Sgblack@eecs.umich.edu } 6327435Sgblack@eecs.umich.edu } else { 6337435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6347639Sgblack@eecs.umich.edu if (q) { 6357639Sgblack@eecs.umich.edu return new VaddQFp<float>(machInst, vd, vn, vm); 6367639Sgblack@eecs.umich.edu } else { 6377639Sgblack@eecs.umich.edu return new VaddDFp<float>(machInst, vd, vn, vm); 6387639Sgblack@eecs.umich.edu } 6397435Sgblack@eecs.umich.edu } else { 6407639Sgblack@eecs.umich.edu if (q) { 6417639Sgblack@eecs.umich.edu return new VsubQFp<float>(machInst, vd, vn, vm); 6427639Sgblack@eecs.umich.edu } else { 6437639Sgblack@eecs.umich.edu return new VsubDFp<float>(machInst, vd, vn, vm); 6447639Sgblack@eecs.umich.edu } 6457435Sgblack@eecs.umich.edu } 6467435Sgblack@eecs.umich.edu } 6477435Sgblack@eecs.umich.edu } 6487435Sgblack@eecs.umich.edu case 0xe: 6497435Sgblack@eecs.umich.edu if (b) { 6507435Sgblack@eecs.umich.edu if (u) { 6517435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6527639Sgblack@eecs.umich.edu if (q) { 6537639Sgblack@eecs.umich.edu return new VacgeQFp<float>(machInst, vd, vn, vm); 6547639Sgblack@eecs.umich.edu } else { 6557639Sgblack@eecs.umich.edu return new VacgeDFp<float>(machInst, vd, vn, vm); 6567639Sgblack@eecs.umich.edu } 6577435Sgblack@eecs.umich.edu } else { 6587639Sgblack@eecs.umich.edu if (q) { 6597639Sgblack@eecs.umich.edu return new VacgtQFp<float>(machInst, vd, vn, vm); 6607639Sgblack@eecs.umich.edu } else { 6617639Sgblack@eecs.umich.edu return new VacgtDFp<float>(machInst, vd, vn, vm); 6627639Sgblack@eecs.umich.edu } 6637435Sgblack@eecs.umich.edu } 6647435Sgblack@eecs.umich.edu } else { 6657435Sgblack@eecs.umich.edu return new Unknown(machInst); 6667435Sgblack@eecs.umich.edu } 6677435Sgblack@eecs.umich.edu } else { 6687435Sgblack@eecs.umich.edu if (u) { 6697435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6707639Sgblack@eecs.umich.edu if (q) { 6717639Sgblack@eecs.umich.edu return new VcgeQFp<float>(machInst, vd, vn, vm); 6727639Sgblack@eecs.umich.edu } else { 6737639Sgblack@eecs.umich.edu return new VcgeDFp<float>(machInst, vd, vn, vm); 6747639Sgblack@eecs.umich.edu } 6757435Sgblack@eecs.umich.edu } else { 6767639Sgblack@eecs.umich.edu if (q) { 6777639Sgblack@eecs.umich.edu return new VcgtQFp<float>(machInst, vd, vn, vm); 6787639Sgblack@eecs.umich.edu } else { 6797639Sgblack@eecs.umich.edu return new VcgtDFp<float>(machInst, vd, vn, vm); 6807639Sgblack@eecs.umich.edu } 6817435Sgblack@eecs.umich.edu } 6827435Sgblack@eecs.umich.edu } else { 6837435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 6847639Sgblack@eecs.umich.edu if (q) { 6857639Sgblack@eecs.umich.edu return new VceqQFp<float>(machInst, vd, vn, vm); 6867639Sgblack@eecs.umich.edu } else { 6877639Sgblack@eecs.umich.edu return new VceqDFp<float>(machInst, vd, vn, vm); 6887639Sgblack@eecs.umich.edu } 6897435Sgblack@eecs.umich.edu } else { 6907435Sgblack@eecs.umich.edu return new Unknown(machInst); 6917435Sgblack@eecs.umich.edu } 6927435Sgblack@eecs.umich.edu } 6937435Sgblack@eecs.umich.edu } 6947435Sgblack@eecs.umich.edu case 0xf: 6957435Sgblack@eecs.umich.edu if (b) { 6967435Sgblack@eecs.umich.edu if (u) { 6977435Sgblack@eecs.umich.edu return new Unknown(machInst); 6987435Sgblack@eecs.umich.edu } else { 6997435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7007639Sgblack@eecs.umich.edu if (q) { 7017639Sgblack@eecs.umich.edu return new VrecpsQFp<float>(machInst, vd, vn, vm); 7027639Sgblack@eecs.umich.edu } else { 7037639Sgblack@eecs.umich.edu return new VrecpsDFp<float>(machInst, vd, vn, vm); 7047639Sgblack@eecs.umich.edu } 7057435Sgblack@eecs.umich.edu } else { 7067639Sgblack@eecs.umich.edu if (q) { 7077639Sgblack@eecs.umich.edu return new VrsqrtsQFp<float>(machInst, vd, vn, vm); 7087639Sgblack@eecs.umich.edu } else { 7097639Sgblack@eecs.umich.edu return new VrsqrtsDFp<float>(machInst, vd, vn, vm); 7107639Sgblack@eecs.umich.edu } 7117435Sgblack@eecs.umich.edu } 7127435Sgblack@eecs.umich.edu } 7137435Sgblack@eecs.umich.edu } else { 7147435Sgblack@eecs.umich.edu if (u) { 7157435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7167639Sgblack@eecs.umich.edu if (q) { 7177639Sgblack@eecs.umich.edu return new VpmaxQFp<float>(machInst, vd, vn, vm); 7187639Sgblack@eecs.umich.edu } else { 7197639Sgblack@eecs.umich.edu return new VpmaxDFp<float>(machInst, vd, vn, vm); 7207639Sgblack@eecs.umich.edu } 7217435Sgblack@eecs.umich.edu } else { 7227639Sgblack@eecs.umich.edu if (q) { 7237639Sgblack@eecs.umich.edu return new VpminQFp<float>(machInst, vd, vn, vm); 7247639Sgblack@eecs.umich.edu } else { 7257639Sgblack@eecs.umich.edu return new VpminDFp<float>(machInst, vd, vn, vm); 7267639Sgblack@eecs.umich.edu } 7277435Sgblack@eecs.umich.edu } 7287435Sgblack@eecs.umich.edu } else { 7297435Sgblack@eecs.umich.edu if (bits(c, 1) == 0) { 7307639Sgblack@eecs.umich.edu if (q) { 7317639Sgblack@eecs.umich.edu return new VmaxQFp<float>(machInst, vd, vn, vm); 7327639Sgblack@eecs.umich.edu } else { 7337639Sgblack@eecs.umich.edu return new VmaxDFp<float>(machInst, vd, vn, vm); 7347639Sgblack@eecs.umich.edu } 7357435Sgblack@eecs.umich.edu } else { 7367639Sgblack@eecs.umich.edu if (q) { 7377639Sgblack@eecs.umich.edu return new VminQFp<float>(machInst, vd, vn, vm); 7387639Sgblack@eecs.umich.edu } else { 7397639Sgblack@eecs.umich.edu return new VminDFp<float>(machInst, vd, vn, vm); 7407639Sgblack@eecs.umich.edu } 7417435Sgblack@eecs.umich.edu } 7427435Sgblack@eecs.umich.edu } 7437435Sgblack@eecs.umich.edu } 7447435Sgblack@eecs.umich.edu } 7457435Sgblack@eecs.umich.edu return new Unknown(machInst); 7467435Sgblack@eecs.umich.edu } 7477435Sgblack@eecs.umich.edu 7487435Sgblack@eecs.umich.edu static StaticInstPtr 7497435Sgblack@eecs.umich.edu decodeNeonOneRegModImm(ExtMachInst machInst) 7507435Sgblack@eecs.umich.edu { 7517639Sgblack@eecs.umich.edu const IntRegIndex vd = 7527639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 7537639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 7547639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 7557435Sgblack@eecs.umich.edu const bool op = bits(machInst, 5); 7567639Sgblack@eecs.umich.edu const uint8_t cmode = bits(machInst, 11, 8); 7577639Sgblack@eecs.umich.edu const uint8_t imm = ((THUMB ? bits(machInst, 28) : 7587639Sgblack@eecs.umich.edu bits(machInst, 24)) << 7) | 7597639Sgblack@eecs.umich.edu (bits(machInst, 18, 16) << 4) | 7607639Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 0); 7617639Sgblack@eecs.umich.edu const uint64_t bigImm = simd_modified_imm(op, cmode, imm); 7627435Sgblack@eecs.umich.edu if (op) { 7637435Sgblack@eecs.umich.edu if (bits(cmode, 3) == 0) { 7647435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 7657639Sgblack@eecs.umich.edu if (q) 7667639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 7677639Sgblack@eecs.umich.edu else 7687639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 7697435Sgblack@eecs.umich.edu } else { 7707639Sgblack@eecs.umich.edu if (q) 7717639Sgblack@eecs.umich.edu return new NVbiciQ<uint64_t>(machInst, vd, bigImm); 7727639Sgblack@eecs.umich.edu else 7737639Sgblack@eecs.umich.edu return new NVbiciD<uint64_t>(machInst, vd, bigImm); 7747435Sgblack@eecs.umich.edu } 7757435Sgblack@eecs.umich.edu } else { 7767435Sgblack@eecs.umich.edu if (bits(cmode, 2) == 1) { 7777639Sgblack@eecs.umich.edu switch (bits(cmode, 1, 0)) { 7787639Sgblack@eecs.umich.edu case 0: 7797639Sgblack@eecs.umich.edu case 1: 7807639Sgblack@eecs.umich.edu if (q) 7817639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 7827639Sgblack@eecs.umich.edu else 7837639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 7847639Sgblack@eecs.umich.edu case 2: 7857639Sgblack@eecs.umich.edu if (q) 7867639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 7877639Sgblack@eecs.umich.edu else 7887639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 7897639Sgblack@eecs.umich.edu case 3: 7907639Sgblack@eecs.umich.edu if (q) 7917639Sgblack@eecs.umich.edu return new Unknown(machInst); 7927639Sgblack@eecs.umich.edu else 7937639Sgblack@eecs.umich.edu return new Unknown(machInst); 7947639Sgblack@eecs.umich.edu } 7957435Sgblack@eecs.umich.edu } else { 7967435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 7977639Sgblack@eecs.umich.edu if (q) 7987639Sgblack@eecs.umich.edu return new NVmvniQ<uint64_t>(machInst, vd, bigImm); 7997639Sgblack@eecs.umich.edu else 8007639Sgblack@eecs.umich.edu return new NVmvniD<uint64_t>(machInst, vd, bigImm); 8017435Sgblack@eecs.umich.edu } else { 8027639Sgblack@eecs.umich.edu if (q) 8037639Sgblack@eecs.umich.edu return new NVbiciQ<uint64_t>(machInst, vd, bigImm); 8047639Sgblack@eecs.umich.edu else 8057639Sgblack@eecs.umich.edu return new NVbiciD<uint64_t>(machInst, vd, bigImm); 8067435Sgblack@eecs.umich.edu } 8077435Sgblack@eecs.umich.edu } 8087435Sgblack@eecs.umich.edu } 8097435Sgblack@eecs.umich.edu } else { 8107435Sgblack@eecs.umich.edu if (bits(cmode, 3) == 0) { 8117435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 8127639Sgblack@eecs.umich.edu if (q) 8137639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8147639Sgblack@eecs.umich.edu else 8157639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8167435Sgblack@eecs.umich.edu } else { 8177639Sgblack@eecs.umich.edu if (q) 8187639Sgblack@eecs.umich.edu return new NVorriQ<uint64_t>(machInst, vd, bigImm); 8197639Sgblack@eecs.umich.edu else 8207639Sgblack@eecs.umich.edu return new NVorriD<uint64_t>(machInst, vd, bigImm); 8217435Sgblack@eecs.umich.edu } 8227435Sgblack@eecs.umich.edu } else { 8237435Sgblack@eecs.umich.edu if (bits(cmode, 2) == 1) { 8247639Sgblack@eecs.umich.edu if (q) 8257639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8267639Sgblack@eecs.umich.edu else 8277639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8287435Sgblack@eecs.umich.edu } else { 8297435Sgblack@eecs.umich.edu if (bits(cmode, 0) == 0) { 8307639Sgblack@eecs.umich.edu if (q) 8317639Sgblack@eecs.umich.edu return new NVmoviQ<uint64_t>(machInst, vd, bigImm); 8327639Sgblack@eecs.umich.edu else 8337639Sgblack@eecs.umich.edu return new NVmoviD<uint64_t>(machInst, vd, bigImm); 8347435Sgblack@eecs.umich.edu } else { 8357639Sgblack@eecs.umich.edu if (q) 8367639Sgblack@eecs.umich.edu return new NVorriQ<uint64_t>(machInst, vd, bigImm); 8377639Sgblack@eecs.umich.edu else 8387639Sgblack@eecs.umich.edu return new NVorriD<uint64_t>(machInst, vd, bigImm); 8397435Sgblack@eecs.umich.edu } 8407435Sgblack@eecs.umich.edu } 8417435Sgblack@eecs.umich.edu } 8427435Sgblack@eecs.umich.edu } 8437435Sgblack@eecs.umich.edu return new Unknown(machInst); 8447435Sgblack@eecs.umich.edu } 8457435Sgblack@eecs.umich.edu 8467435Sgblack@eecs.umich.edu static StaticInstPtr 8477435Sgblack@eecs.umich.edu decodeNeonTwoRegAndShift(ExtMachInst machInst) 8487435Sgblack@eecs.umich.edu { 8497435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 8507435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 8517435Sgblack@eecs.umich.edu const bool b = bits(machInst, 6); 8527435Sgblack@eecs.umich.edu const bool l = bits(machInst, 7); 8537639Sgblack@eecs.umich.edu const IntRegIndex vd = 8547639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 8557639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 8567639Sgblack@eecs.umich.edu const IntRegIndex vm = 8577639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 8587639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 8597639Sgblack@eecs.umich.edu unsigned imm6 = bits(machInst, 21, 16); 8607639Sgblack@eecs.umich.edu unsigned imm = ((l ? 1 : 0) << 6) | imm6; 8617639Sgblack@eecs.umich.edu unsigned size = 3; 8627639Sgblack@eecs.umich.edu unsigned lShiftAmt = 0; 8637639Sgblack@eecs.umich.edu unsigned bitSel; 8647639Sgblack@eecs.umich.edu for (bitSel = 1 << 6; true; bitSel >>= 1) { 8657639Sgblack@eecs.umich.edu if (bitSel & imm) 8667639Sgblack@eecs.umich.edu break; 8677639Sgblack@eecs.umich.edu else if (!size) 8687639Sgblack@eecs.umich.edu return new Unknown(machInst); 8697639Sgblack@eecs.umich.edu size--; 8707639Sgblack@eecs.umich.edu } 8717639Sgblack@eecs.umich.edu lShiftAmt = imm6 & ~bitSel; 8727639Sgblack@eecs.umich.edu unsigned rShiftAmt = 0; 8737639Sgblack@eecs.umich.edu if (a != 0xe && a != 0xf) { 8747639Sgblack@eecs.umich.edu if (size > 2) 8757639Sgblack@eecs.umich.edu rShiftAmt = 64 - imm6; 8767639Sgblack@eecs.umich.edu else 8777639Sgblack@eecs.umich.edu rShiftAmt = 2 * (8 << size) - imm6; 8787639Sgblack@eecs.umich.edu } 8797435Sgblack@eecs.umich.edu 8807435Sgblack@eecs.umich.edu switch (a) { 8817435Sgblack@eecs.umich.edu case 0x0: 8827639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVshrD, NVshrQ>( 8837639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8847435Sgblack@eecs.umich.edu case 0x1: 8857639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVsraD, NVsraQ>( 8867639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8877435Sgblack@eecs.umich.edu case 0x2: 8887639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVrshrD, NVrshrQ>( 8897639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8907435Sgblack@eecs.umich.edu case 0x3: 8917639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftReg<NVrsraD, NVrsraQ>( 8927639Sgblack@eecs.umich.edu b, u, size, machInst, vd, vm, rShiftAmt); 8937435Sgblack@eecs.umich.edu case 0x4: 8947435Sgblack@eecs.umich.edu if (u) { 8957639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVsriD, NVsriQ>( 8967639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 8977435Sgblack@eecs.umich.edu } else { 8987435Sgblack@eecs.umich.edu return new Unknown(machInst); 8997435Sgblack@eecs.umich.edu } 9007435Sgblack@eecs.umich.edu case 0x5: 9017435Sgblack@eecs.umich.edu if (u) { 9027639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVsliD, NVsliQ>( 9037639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9047435Sgblack@eecs.umich.edu } else { 9057639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVshlD, NVshlQ>( 9067639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9077435Sgblack@eecs.umich.edu } 9087435Sgblack@eecs.umich.edu case 0x6: 9097435Sgblack@eecs.umich.edu case 0x7: 9107639Sgblack@eecs.umich.edu if (u) { 9117639Sgblack@eecs.umich.edu if (a == 0x6) { 9127639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftReg<NVqshlusD, NVqshlusQ>( 9137639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9147639Sgblack@eecs.umich.edu } else { 9157639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftReg<NVqshluD, NVqshluQ>( 9167639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9177639Sgblack@eecs.umich.edu } 9187639Sgblack@eecs.umich.edu } else { 9197639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftReg<NVqshlD, NVqshlQ>( 9207639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, lShiftAmt); 9217639Sgblack@eecs.umich.edu } 9227435Sgblack@eecs.umich.edu case 0x8: 9237435Sgblack@eecs.umich.edu if (l) { 9247435Sgblack@eecs.umich.edu return new Unknown(machInst); 9257435Sgblack@eecs.umich.edu } else if (u) { 9267639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftSReg<NVqshruns, NVqrshruns>( 9277639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9287435Sgblack@eecs.umich.edu } else { 9297639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVshrn, NVrshrn>( 9307639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9317435Sgblack@eecs.umich.edu } 9327435Sgblack@eecs.umich.edu case 0x9: 9337435Sgblack@eecs.umich.edu if (l) { 9347435Sgblack@eecs.umich.edu return new Unknown(machInst); 9357639Sgblack@eecs.umich.edu } else if (u) { 9367639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVqshrun, NVqrshrun>( 9377639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9387435Sgblack@eecs.umich.edu } else { 9397639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftSReg<NVqshrn, NVqrshrn>( 9407639Sgblack@eecs.umich.edu b, size, machInst, vd, vm, rShiftAmt); 9417435Sgblack@eecs.umich.edu } 9427435Sgblack@eecs.umich.edu case 0xa: 9437435Sgblack@eecs.umich.edu if (l || b) { 9447435Sgblack@eecs.umich.edu return new Unknown(machInst); 9457435Sgblack@eecs.umich.edu } else { 9467639Sgblack@eecs.umich.edu return decodeNeonUSTwoShiftSReg<NVmovl, NVshll>( 9477639Sgblack@eecs.umich.edu lShiftAmt, u, size, machInst, vd, vm, lShiftAmt); 9487435Sgblack@eecs.umich.edu } 9497435Sgblack@eecs.umich.edu case 0xe: 9507639Sgblack@eecs.umich.edu if (l) { 9517639Sgblack@eecs.umich.edu return new Unknown(machInst); 9527639Sgblack@eecs.umich.edu } else { 9537639Sgblack@eecs.umich.edu if (bits(imm6, 5) == 0) 9547639Sgblack@eecs.umich.edu return new Unknown(machInst); 9557639Sgblack@eecs.umich.edu if (u) { 9567639Sgblack@eecs.umich.edu if (b) { 9577639Sgblack@eecs.umich.edu return new NVcvtu2fpQ<float>( 9587639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9597639Sgblack@eecs.umich.edu } else { 9607639Sgblack@eecs.umich.edu return new NVcvtu2fpD<float>( 9617639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9627639Sgblack@eecs.umich.edu } 9637639Sgblack@eecs.umich.edu } else { 9647639Sgblack@eecs.umich.edu if (b) { 9657639Sgblack@eecs.umich.edu return new NVcvts2fpQ<float>( 9667639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9677639Sgblack@eecs.umich.edu } else { 9687639Sgblack@eecs.umich.edu return new NVcvts2fpD<float>( 9697639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9707639Sgblack@eecs.umich.edu } 9717639Sgblack@eecs.umich.edu } 9727639Sgblack@eecs.umich.edu } 9737435Sgblack@eecs.umich.edu case 0xf: 9747435Sgblack@eecs.umich.edu if (l) { 9757435Sgblack@eecs.umich.edu return new Unknown(machInst); 9767639Sgblack@eecs.umich.edu } else { 9777639Sgblack@eecs.umich.edu if (bits(imm6, 5) == 0) 9787639Sgblack@eecs.umich.edu return new Unknown(machInst); 9797639Sgblack@eecs.umich.edu if (u) { 9807639Sgblack@eecs.umich.edu if (b) { 9817639Sgblack@eecs.umich.edu return new NVcvt2ufxQ<float>( 9827639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9837639Sgblack@eecs.umich.edu } else { 9847639Sgblack@eecs.umich.edu return new NVcvt2ufxD<float>( 9857639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9867639Sgblack@eecs.umich.edu } 9877639Sgblack@eecs.umich.edu } else { 9887639Sgblack@eecs.umich.edu if (b) { 9897639Sgblack@eecs.umich.edu return new NVcvt2sfxQ<float>( 9907639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9917639Sgblack@eecs.umich.edu } else { 9927639Sgblack@eecs.umich.edu return new NVcvt2sfxD<float>( 9937639Sgblack@eecs.umich.edu machInst, vd, vm, 64 - imm6); 9947639Sgblack@eecs.umich.edu } 9957639Sgblack@eecs.umich.edu } 9967435Sgblack@eecs.umich.edu } 9977435Sgblack@eecs.umich.edu } 9987435Sgblack@eecs.umich.edu return new Unknown(machInst); 9997435Sgblack@eecs.umich.edu } 10007435Sgblack@eecs.umich.edu 10017435Sgblack@eecs.umich.edu static StaticInstPtr 10027435Sgblack@eecs.umich.edu decodeNeonThreeRegDiffLengths(ExtMachInst machInst) 10037435Sgblack@eecs.umich.edu { 10047435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 10057435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 10067639Sgblack@eecs.umich.edu const IntRegIndex vd = 10077639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 10087639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 10097639Sgblack@eecs.umich.edu const IntRegIndex vn = 10107639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 10117639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 10127639Sgblack@eecs.umich.edu const IntRegIndex vm = 10137639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 10147639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 10157639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 21, 20); 10167435Sgblack@eecs.umich.edu switch (a) { 10177435Sgblack@eecs.umich.edu case 0x0: 10187639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vaddl>( 10197639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10207435Sgblack@eecs.umich.edu case 0x1: 10217639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vaddw>( 10227639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10237435Sgblack@eecs.umich.edu case 0x2: 10247639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vsubl>( 10257639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10267435Sgblack@eecs.umich.edu case 0x3: 10277639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vsubw>( 10287639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10297435Sgblack@eecs.umich.edu case 0x4: 10307435Sgblack@eecs.umich.edu if (u) { 10317639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vraddhn>( 10327639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10337435Sgblack@eecs.umich.edu } else { 10347639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vaddhn>( 10357639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10367435Sgblack@eecs.umich.edu } 10377435Sgblack@eecs.umich.edu case 0x5: 10387639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vabal>( 10397639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10407435Sgblack@eecs.umich.edu case 0x6: 10417435Sgblack@eecs.umich.edu if (u) { 10427639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vrsubhn>( 10437639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10447435Sgblack@eecs.umich.edu } else { 10457639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vsubhn>( 10467639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10477435Sgblack@eecs.umich.edu } 10487435Sgblack@eecs.umich.edu case 0x7: 10497435Sgblack@eecs.umich.edu if (bits(machInst, 23)) { 10507639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vabdl>( 10517639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10527435Sgblack@eecs.umich.edu } else { 10537639Sgblack@eecs.umich.edu return decodeNeonUSThreeReg<VabdD, VabdQ>( 10547639Sgblack@eecs.umich.edu bits(machInst, 6), u, size, machInst, vd, vn, vm); 10557435Sgblack@eecs.umich.edu } 10567435Sgblack@eecs.umich.edu case 0x8: 10577639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmlal>( 10587639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10597435Sgblack@eecs.umich.edu case 0xa: 10607639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmlsl>( 10617639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10627435Sgblack@eecs.umich.edu case 0x9: 10637639Sgblack@eecs.umich.edu if (u) { 10647639Sgblack@eecs.umich.edu return new Unknown(machInst); 10657435Sgblack@eecs.umich.edu } else { 10667639Sgblack@eecs.umich.edu return decodeNeonSThreeUSReg<Vqdmlal>( 10677639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10687435Sgblack@eecs.umich.edu } 10697435Sgblack@eecs.umich.edu case 0xb: 10707639Sgblack@eecs.umich.edu if (u) { 10717435Sgblack@eecs.umich.edu return new Unknown(machInst); 10727435Sgblack@eecs.umich.edu } else { 10737639Sgblack@eecs.umich.edu return decodeNeonSThreeUSReg<Vqdmlsl>( 10747639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10757435Sgblack@eecs.umich.edu } 10767435Sgblack@eecs.umich.edu case 0xc: 10777639Sgblack@eecs.umich.edu return decodeNeonUSThreeUSReg<Vmull>( 10787639Sgblack@eecs.umich.edu u, size, machInst, vd, vn, vm); 10797435Sgblack@eecs.umich.edu case 0xd: 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<Vqdmull>( 10847639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10857435Sgblack@eecs.umich.edu } 10867435Sgblack@eecs.umich.edu case 0xe: 10877639Sgblack@eecs.umich.edu return decodeNeonUThreeUSReg<Vmullp>( 10887639Sgblack@eecs.umich.edu size, machInst, vd, vn, vm); 10897435Sgblack@eecs.umich.edu } 10907435Sgblack@eecs.umich.edu return new Unknown(machInst); 10917435Sgblack@eecs.umich.edu } 10927435Sgblack@eecs.umich.edu 10937435Sgblack@eecs.umich.edu static StaticInstPtr 10947435Sgblack@eecs.umich.edu decodeNeonTwoRegScalar(ExtMachInst machInst) 10957435Sgblack@eecs.umich.edu { 10967435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 10977435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 11, 8); 10987639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 21, 20); 10997639Sgblack@eecs.umich.edu const IntRegIndex vd = 11007639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 11017639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 11027639Sgblack@eecs.umich.edu const IntRegIndex vn = 11037639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 11047639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 11057639Sgblack@eecs.umich.edu const IntRegIndex vm = (size == 2) ? 11067639Sgblack@eecs.umich.edu (IntRegIndex)(2 * bits(machInst, 3, 0)) : 11077639Sgblack@eecs.umich.edu (IntRegIndex)(2 * bits(machInst, 2, 0)); 11087639Sgblack@eecs.umich.edu const unsigned index = (size == 2) ? (unsigned)bits(machInst, 5) : 11097639Sgblack@eecs.umich.edu (bits(machInst, 3) | (bits(machInst, 5) << 1)); 11107435Sgblack@eecs.umich.edu switch (a) { 11117435Sgblack@eecs.umich.edu case 0x0: 11127639Sgblack@eecs.umich.edu if (u) { 11137639Sgblack@eecs.umich.edu switch (size) { 11147639Sgblack@eecs.umich.edu case 1: 11157639Sgblack@eecs.umich.edu return new VmlasQ<uint16_t>(machInst, vd, vn, vm, index); 11167639Sgblack@eecs.umich.edu case 2: 11177639Sgblack@eecs.umich.edu return new VmlasQ<uint32_t>(machInst, vd, vn, vm, index); 11187639Sgblack@eecs.umich.edu default: 11197639Sgblack@eecs.umich.edu return new Unknown(machInst); 11207639Sgblack@eecs.umich.edu } 11217639Sgblack@eecs.umich.edu } else { 11227639Sgblack@eecs.umich.edu switch (size) { 11237639Sgblack@eecs.umich.edu case 1: 11247639Sgblack@eecs.umich.edu return new VmlasD<uint16_t>(machInst, vd, vn, vm, index); 11257639Sgblack@eecs.umich.edu case 2: 11267639Sgblack@eecs.umich.edu return new VmlasD<uint32_t>(machInst, vd, vn, vm, index); 11277639Sgblack@eecs.umich.edu default: 11287639Sgblack@eecs.umich.edu return new Unknown(machInst); 11297639Sgblack@eecs.umich.edu } 11307639Sgblack@eecs.umich.edu } 11317435Sgblack@eecs.umich.edu case 0x1: 11327639Sgblack@eecs.umich.edu if (u) 11337639Sgblack@eecs.umich.edu return new VmlasQFp<float>(machInst, vd, vn, vm, index); 11347639Sgblack@eecs.umich.edu else 11357639Sgblack@eecs.umich.edu return new VmlasDFp<float>(machInst, vd, vn, vm, index); 11367435Sgblack@eecs.umich.edu case 0x4: 11377639Sgblack@eecs.umich.edu if (u) { 11387639Sgblack@eecs.umich.edu switch (size) { 11397639Sgblack@eecs.umich.edu case 1: 11407639Sgblack@eecs.umich.edu return new VmlssQ<uint16_t>(machInst, vd, vn, vm, index); 11417639Sgblack@eecs.umich.edu case 2: 11427639Sgblack@eecs.umich.edu return new VmlssQ<uint32_t>(machInst, vd, vn, vm, index); 11437639Sgblack@eecs.umich.edu default: 11447639Sgblack@eecs.umich.edu return new Unknown(machInst); 11457639Sgblack@eecs.umich.edu } 11467639Sgblack@eecs.umich.edu } else { 11477639Sgblack@eecs.umich.edu switch (size) { 11487639Sgblack@eecs.umich.edu case 1: 11497639Sgblack@eecs.umich.edu return new VmlssD<uint16_t>(machInst, vd, vn, vm, index); 11507639Sgblack@eecs.umich.edu case 2: 11517639Sgblack@eecs.umich.edu return new VmlssD<uint32_t>(machInst, vd, vn, vm, index); 11527639Sgblack@eecs.umich.edu default: 11537639Sgblack@eecs.umich.edu return new Unknown(machInst); 11547639Sgblack@eecs.umich.edu } 11557639Sgblack@eecs.umich.edu } 11567435Sgblack@eecs.umich.edu case 0x5: 11577639Sgblack@eecs.umich.edu if (u) 11587639Sgblack@eecs.umich.edu return new VmlssQFp<float>(machInst, vd, vn, vm, index); 11597639Sgblack@eecs.umich.edu else 11607639Sgblack@eecs.umich.edu return new VmlssDFp<float>(machInst, vd, vn, vm, index); 11617435Sgblack@eecs.umich.edu case 0x2: 11627639Sgblack@eecs.umich.edu if (u) { 11637639Sgblack@eecs.umich.edu switch (size) { 11647639Sgblack@eecs.umich.edu case 1: 11657639Sgblack@eecs.umich.edu return new Vmlals<uint16_t>(machInst, vd, vn, vm, index); 11667639Sgblack@eecs.umich.edu case 2: 11677639Sgblack@eecs.umich.edu return new Vmlals<uint32_t>(machInst, vd, vn, vm, index); 11687639Sgblack@eecs.umich.edu default: 11697639Sgblack@eecs.umich.edu return new Unknown(machInst); 11707639Sgblack@eecs.umich.edu } 11717639Sgblack@eecs.umich.edu } else { 11727639Sgblack@eecs.umich.edu switch (size) { 11737639Sgblack@eecs.umich.edu case 1: 11747639Sgblack@eecs.umich.edu return new Vmlals<int16_t>(machInst, vd, vn, vm, index); 11757639Sgblack@eecs.umich.edu case 2: 11767639Sgblack@eecs.umich.edu return new Vmlals<int32_t>(machInst, vd, vn, vm, index); 11777639Sgblack@eecs.umich.edu default: 11787639Sgblack@eecs.umich.edu return new Unknown(machInst); 11797639Sgblack@eecs.umich.edu } 11807639Sgblack@eecs.umich.edu } 11817435Sgblack@eecs.umich.edu case 0x6: 11827639Sgblack@eecs.umich.edu if (u) { 11837639Sgblack@eecs.umich.edu switch (size) { 11847639Sgblack@eecs.umich.edu case 1: 11857639Sgblack@eecs.umich.edu return new Vmlsls<uint16_t>(machInst, vd, vn, vm, index); 11867639Sgblack@eecs.umich.edu case 2: 11877639Sgblack@eecs.umich.edu return new Vmlsls<uint32_t>(machInst, vd, vn, vm, index); 11887639Sgblack@eecs.umich.edu default: 11897639Sgblack@eecs.umich.edu return new Unknown(machInst); 11907639Sgblack@eecs.umich.edu } 11917639Sgblack@eecs.umich.edu } else { 11927639Sgblack@eecs.umich.edu switch (size) { 11937639Sgblack@eecs.umich.edu case 1: 11947639Sgblack@eecs.umich.edu return new Vmlsls<int16_t>(machInst, vd, vn, vm, index); 11957639Sgblack@eecs.umich.edu case 2: 11967639Sgblack@eecs.umich.edu return new Vmlsls<int32_t>(machInst, vd, vn, vm, index); 11977639Sgblack@eecs.umich.edu default: 11987639Sgblack@eecs.umich.edu return new Unknown(machInst); 11997639Sgblack@eecs.umich.edu } 12007639Sgblack@eecs.umich.edu } 12017435Sgblack@eecs.umich.edu case 0x3: 12027435Sgblack@eecs.umich.edu if (u) { 12037435Sgblack@eecs.umich.edu return new Unknown(machInst); 12047435Sgblack@eecs.umich.edu } else { 12057639Sgblack@eecs.umich.edu switch (size) { 12067639Sgblack@eecs.umich.edu case 1: 12077639Sgblack@eecs.umich.edu return new Vqdmlals<int16_t>(machInst, vd, vn, vm, index); 12087639Sgblack@eecs.umich.edu case 2: 12097639Sgblack@eecs.umich.edu return new Vqdmlals<int32_t>(machInst, vd, vn, vm, index); 12107639Sgblack@eecs.umich.edu default: 12117639Sgblack@eecs.umich.edu return new Unknown(machInst); 12127639Sgblack@eecs.umich.edu } 12137435Sgblack@eecs.umich.edu } 12147435Sgblack@eecs.umich.edu case 0x7: 12157435Sgblack@eecs.umich.edu if (u) { 12167435Sgblack@eecs.umich.edu return new Unknown(machInst); 12177435Sgblack@eecs.umich.edu } else { 12187639Sgblack@eecs.umich.edu switch (size) { 12197639Sgblack@eecs.umich.edu case 1: 12207639Sgblack@eecs.umich.edu return new Vqdmlsls<int16_t>(machInst, vd, vn, vm, index); 12217639Sgblack@eecs.umich.edu case 2: 12227639Sgblack@eecs.umich.edu return new Vqdmlsls<int32_t>(machInst, vd, vn, vm, index); 12237639Sgblack@eecs.umich.edu default: 12247639Sgblack@eecs.umich.edu return new Unknown(machInst); 12257639Sgblack@eecs.umich.edu } 12267435Sgblack@eecs.umich.edu } 12277435Sgblack@eecs.umich.edu case 0x8: 12287639Sgblack@eecs.umich.edu if (u) { 12297639Sgblack@eecs.umich.edu switch (size) { 12307639Sgblack@eecs.umich.edu case 1: 12317639Sgblack@eecs.umich.edu return new VmulsQ<uint16_t>(machInst, vd, vn, vm, index); 12327639Sgblack@eecs.umich.edu case 2: 12337639Sgblack@eecs.umich.edu return new VmulsQ<uint32_t>(machInst, vd, vn, vm, index); 12347639Sgblack@eecs.umich.edu default: 12357639Sgblack@eecs.umich.edu return new Unknown(machInst); 12367639Sgblack@eecs.umich.edu } 12377639Sgblack@eecs.umich.edu } else { 12387639Sgblack@eecs.umich.edu switch (size) { 12397639Sgblack@eecs.umich.edu case 1: 12407639Sgblack@eecs.umich.edu return new VmulsD<uint16_t>(machInst, vd, vn, vm, index); 12417639Sgblack@eecs.umich.edu case 2: 12427639Sgblack@eecs.umich.edu return new VmulsD<uint32_t>(machInst, vd, vn, vm, index); 12437639Sgblack@eecs.umich.edu default: 12447639Sgblack@eecs.umich.edu return new Unknown(machInst); 12457639Sgblack@eecs.umich.edu } 12467639Sgblack@eecs.umich.edu } 12477435Sgblack@eecs.umich.edu case 0x9: 12487639Sgblack@eecs.umich.edu if (u) 12497639Sgblack@eecs.umich.edu return new VmulsQFp<float>(machInst, vd, vn, vm, index); 12507639Sgblack@eecs.umich.edu else 12517639Sgblack@eecs.umich.edu return new VmulsDFp<float>(machInst, vd, vn, vm, index); 12527435Sgblack@eecs.umich.edu case 0xa: 12537639Sgblack@eecs.umich.edu if (u) { 12547639Sgblack@eecs.umich.edu switch (size) { 12557639Sgblack@eecs.umich.edu case 1: 12567639Sgblack@eecs.umich.edu return new Vmulls<uint16_t>(machInst, vd, vn, vm, index); 12577639Sgblack@eecs.umich.edu case 2: 12587639Sgblack@eecs.umich.edu return new Vmulls<uint32_t>(machInst, vd, vn, vm, index); 12597639Sgblack@eecs.umich.edu default: 12607639Sgblack@eecs.umich.edu return new Unknown(machInst); 12617639Sgblack@eecs.umich.edu } 12627639Sgblack@eecs.umich.edu } else { 12637639Sgblack@eecs.umich.edu switch (size) { 12647639Sgblack@eecs.umich.edu case 1: 12657639Sgblack@eecs.umich.edu return new Vmulls<int16_t>(machInst, vd, vn, vm, index); 12667639Sgblack@eecs.umich.edu case 2: 12677639Sgblack@eecs.umich.edu return new Vmulls<int32_t>(machInst, vd, vn, vm, index); 12687639Sgblack@eecs.umich.edu default: 12697639Sgblack@eecs.umich.edu return new Unknown(machInst); 12707639Sgblack@eecs.umich.edu } 12717639Sgblack@eecs.umich.edu } 12727435Sgblack@eecs.umich.edu case 0xb: 12737435Sgblack@eecs.umich.edu if (u) { 12747435Sgblack@eecs.umich.edu return new Unknown(machInst); 12757435Sgblack@eecs.umich.edu } else { 12767639Sgblack@eecs.umich.edu if (u) { 12777639Sgblack@eecs.umich.edu switch (size) { 12787639Sgblack@eecs.umich.edu case 1: 12797639Sgblack@eecs.umich.edu return new Vqdmulls<uint16_t>( 12807639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12817639Sgblack@eecs.umich.edu case 2: 12827639Sgblack@eecs.umich.edu return new Vqdmulls<uint32_t>( 12837639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12847639Sgblack@eecs.umich.edu default: 12857639Sgblack@eecs.umich.edu return new Unknown(machInst); 12867639Sgblack@eecs.umich.edu } 12877639Sgblack@eecs.umich.edu } else { 12887639Sgblack@eecs.umich.edu switch (size) { 12897639Sgblack@eecs.umich.edu case 1: 12907639Sgblack@eecs.umich.edu return new Vqdmulls<int16_t>( 12917639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12927639Sgblack@eecs.umich.edu case 2: 12937639Sgblack@eecs.umich.edu return new Vqdmulls<int32_t>( 12947639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 12957639Sgblack@eecs.umich.edu default: 12967639Sgblack@eecs.umich.edu return new Unknown(machInst); 12977639Sgblack@eecs.umich.edu } 12987639Sgblack@eecs.umich.edu } 12997435Sgblack@eecs.umich.edu } 13007435Sgblack@eecs.umich.edu case 0xc: 13017639Sgblack@eecs.umich.edu if (u) { 13027639Sgblack@eecs.umich.edu switch (size) { 13037639Sgblack@eecs.umich.edu case 1: 13047639Sgblack@eecs.umich.edu return new VqdmulhsQ<int16_t>( 13057639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13067639Sgblack@eecs.umich.edu case 2: 13077639Sgblack@eecs.umich.edu return new VqdmulhsQ<int32_t>( 13087639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13097639Sgblack@eecs.umich.edu default: 13107639Sgblack@eecs.umich.edu return new Unknown(machInst); 13117639Sgblack@eecs.umich.edu } 13127639Sgblack@eecs.umich.edu } else { 13137639Sgblack@eecs.umich.edu switch (size) { 13147639Sgblack@eecs.umich.edu case 1: 13157639Sgblack@eecs.umich.edu return new VqdmulhsD<int16_t>( 13167639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13177639Sgblack@eecs.umich.edu case 2: 13187639Sgblack@eecs.umich.edu return new VqdmulhsD<int32_t>( 13197639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13207639Sgblack@eecs.umich.edu default: 13217639Sgblack@eecs.umich.edu return new Unknown(machInst); 13227639Sgblack@eecs.umich.edu } 13237639Sgblack@eecs.umich.edu } 13247435Sgblack@eecs.umich.edu case 0xd: 13257639Sgblack@eecs.umich.edu if (u) { 13267639Sgblack@eecs.umich.edu switch (size) { 13277639Sgblack@eecs.umich.edu case 1: 13287639Sgblack@eecs.umich.edu return new VqrdmulhsQ<int16_t>( 13297639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13307639Sgblack@eecs.umich.edu case 2: 13317639Sgblack@eecs.umich.edu return new VqrdmulhsQ<int32_t>( 13327639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13337639Sgblack@eecs.umich.edu default: 13347639Sgblack@eecs.umich.edu return new Unknown(machInst); 13357639Sgblack@eecs.umich.edu } 13367639Sgblack@eecs.umich.edu } else { 13377639Sgblack@eecs.umich.edu switch (size) { 13387639Sgblack@eecs.umich.edu case 1: 13397639Sgblack@eecs.umich.edu return new VqrdmulhsD<int16_t>( 13407639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13417639Sgblack@eecs.umich.edu case 2: 13427639Sgblack@eecs.umich.edu return new VqrdmulhsD<int32_t>( 13437639Sgblack@eecs.umich.edu machInst, vd, vn, vm, index); 13447639Sgblack@eecs.umich.edu default: 13457639Sgblack@eecs.umich.edu return new Unknown(machInst); 13467639Sgblack@eecs.umich.edu } 13477639Sgblack@eecs.umich.edu } 13487435Sgblack@eecs.umich.edu } 13497435Sgblack@eecs.umich.edu return new Unknown(machInst); 13507435Sgblack@eecs.umich.edu } 13517435Sgblack@eecs.umich.edu 13527435Sgblack@eecs.umich.edu static StaticInstPtr 13537435Sgblack@eecs.umich.edu decodeNeonTwoRegMisc(ExtMachInst machInst) 13547435Sgblack@eecs.umich.edu { 13557435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 17, 16); 13567435Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 10, 6); 13577639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 13587639Sgblack@eecs.umich.edu const IntRegIndex vd = 13597639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 13607639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 13617639Sgblack@eecs.umich.edu const IntRegIndex vm = 13627639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 13637639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 13647639Sgblack@eecs.umich.edu const unsigned size = bits(machInst, 19, 18); 13657435Sgblack@eecs.umich.edu switch (a) { 13667435Sgblack@eecs.umich.edu case 0x0: 13677435Sgblack@eecs.umich.edu switch (bits(b, 4, 1)) { 13687435Sgblack@eecs.umich.edu case 0x0: 13697639Sgblack@eecs.umich.edu switch (size) { 13707639Sgblack@eecs.umich.edu case 0: 13717639Sgblack@eecs.umich.edu if (q) { 13727639Sgblack@eecs.umich.edu return new NVrev64Q<uint8_t>(machInst, vd, vm); 13737639Sgblack@eecs.umich.edu } else { 13747639Sgblack@eecs.umich.edu return new NVrev64D<uint8_t>(machInst, vd, vm); 13757639Sgblack@eecs.umich.edu } 13767639Sgblack@eecs.umich.edu case 1: 13777639Sgblack@eecs.umich.edu if (q) { 13787639Sgblack@eecs.umich.edu return new NVrev64Q<uint16_t>(machInst, vd, vm); 13797639Sgblack@eecs.umich.edu } else { 13807639Sgblack@eecs.umich.edu return new NVrev64D<uint16_t>(machInst, vd, vm); 13817639Sgblack@eecs.umich.edu } 13827639Sgblack@eecs.umich.edu case 2: 13837639Sgblack@eecs.umich.edu if (q) { 13847639Sgblack@eecs.umich.edu return new NVrev64Q<uint32_t>(machInst, vd, vm); 13857639Sgblack@eecs.umich.edu } else { 13867639Sgblack@eecs.umich.edu return new NVrev64D<uint32_t>(machInst, vd, vm); 13877639Sgblack@eecs.umich.edu } 13887639Sgblack@eecs.umich.edu default: 13897639Sgblack@eecs.umich.edu return new Unknown(machInst); 13907639Sgblack@eecs.umich.edu } 13917435Sgblack@eecs.umich.edu case 0x1: 13927639Sgblack@eecs.umich.edu switch (size) { 13937639Sgblack@eecs.umich.edu case 0: 13947639Sgblack@eecs.umich.edu if (q) { 13957639Sgblack@eecs.umich.edu return new NVrev32Q<uint8_t>(machInst, vd, vm); 13967639Sgblack@eecs.umich.edu } else { 13977639Sgblack@eecs.umich.edu return new NVrev32D<uint8_t>(machInst, vd, vm); 13987639Sgblack@eecs.umich.edu } 13997639Sgblack@eecs.umich.edu case 1: 14007639Sgblack@eecs.umich.edu if (q) { 14017639Sgblack@eecs.umich.edu return new NVrev32Q<uint16_t>(machInst, vd, vm); 14027639Sgblack@eecs.umich.edu } else { 14037639Sgblack@eecs.umich.edu return new NVrev32D<uint16_t>(machInst, vd, vm); 14047639Sgblack@eecs.umich.edu } 14057639Sgblack@eecs.umich.edu default: 14067639Sgblack@eecs.umich.edu return new Unknown(machInst); 14077639Sgblack@eecs.umich.edu } 14087435Sgblack@eecs.umich.edu case 0x2: 14097639Sgblack@eecs.umich.edu if (size != 0) { 14107639Sgblack@eecs.umich.edu return new Unknown(machInst); 14117639Sgblack@eecs.umich.edu } else if (q) { 14127639Sgblack@eecs.umich.edu return new NVrev16Q<uint8_t>(machInst, vd, vm); 14137639Sgblack@eecs.umich.edu } else { 14147639Sgblack@eecs.umich.edu return new NVrev16D<uint8_t>(machInst, vd, vm); 14157639Sgblack@eecs.umich.edu } 14167435Sgblack@eecs.umich.edu case 0x4: 14177639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscSReg<NVpaddlD, NVpaddlQ>( 14187639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14197435Sgblack@eecs.umich.edu case 0x5: 14207639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscSReg<NVpaddlD, NVpaddlQ>( 14217639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14227435Sgblack@eecs.umich.edu case 0x8: 14237639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVclsD, NVclsQ>( 14247639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14257435Sgblack@eecs.umich.edu case 0x9: 14267639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVclzD, NVclzQ>( 14277639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14287435Sgblack@eecs.umich.edu case 0xa: 14297639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVcntD, NVcntQ>( 14307639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14317435Sgblack@eecs.umich.edu case 0xb: 14327639Sgblack@eecs.umich.edu if (q) 14337639Sgblack@eecs.umich.edu return new NVmvnQ<uint64_t>(machInst, vd, vm); 14347639Sgblack@eecs.umich.edu else 14357639Sgblack@eecs.umich.edu return new NVmvnD<uint64_t>(machInst, vd, vm); 14367435Sgblack@eecs.umich.edu case 0xc: 14377639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscSReg<NVpadalD, NVpadalQ>( 14387639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14397435Sgblack@eecs.umich.edu case 0xd: 14407639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscSReg<NVpadalD, NVpadalQ>( 14417639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14427435Sgblack@eecs.umich.edu case 0xe: 14437639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVqabsD, NVqabsQ>( 14447639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14457435Sgblack@eecs.umich.edu case 0xf: 14467639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVqnegD, NVqnegQ>( 14477639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14487435Sgblack@eecs.umich.edu default: 14497435Sgblack@eecs.umich.edu return new Unknown(machInst); 14507435Sgblack@eecs.umich.edu } 14517435Sgblack@eecs.umich.edu case 0x1: 14527435Sgblack@eecs.umich.edu switch (bits(b, 3, 1)) { 14537435Sgblack@eecs.umich.edu case 0x0: 14547639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14557639Sgblack@eecs.umich.edu if (q) { 14567639Sgblack@eecs.umich.edu return new NVcgtQFp<float>(machInst, vd, vm); 14577639Sgblack@eecs.umich.edu } else { 14587639Sgblack@eecs.umich.edu return new NVcgtDFp<float>(machInst, vd, vm); 14597639Sgblack@eecs.umich.edu } 14607639Sgblack@eecs.umich.edu } else { 14617639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcgtD, NVcgtQ>( 14627639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14637639Sgblack@eecs.umich.edu } 14647435Sgblack@eecs.umich.edu case 0x1: 14657639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14667639Sgblack@eecs.umich.edu if (q) { 14677639Sgblack@eecs.umich.edu return new NVcgeQFp<float>(machInst, vd, vm); 14687639Sgblack@eecs.umich.edu } else { 14697639Sgblack@eecs.umich.edu return new NVcgeDFp<float>(machInst, vd, vm); 14707639Sgblack@eecs.umich.edu } 14717639Sgblack@eecs.umich.edu } else { 14727639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcgeD, NVcgeQ>( 14737639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14747639Sgblack@eecs.umich.edu } 14757435Sgblack@eecs.umich.edu case 0x2: 14767639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14777639Sgblack@eecs.umich.edu if (q) { 14787639Sgblack@eecs.umich.edu return new NVceqQFp<float>(machInst, vd, vm); 14797639Sgblack@eecs.umich.edu } else { 14807639Sgblack@eecs.umich.edu return new NVceqDFp<float>(machInst, vd, vm); 14817639Sgblack@eecs.umich.edu } 14827639Sgblack@eecs.umich.edu } else { 14837639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVceqD, NVceqQ>( 14847639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14857639Sgblack@eecs.umich.edu } 14867435Sgblack@eecs.umich.edu case 0x3: 14877639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14887639Sgblack@eecs.umich.edu if (q) { 14897639Sgblack@eecs.umich.edu return new NVcleQFp<float>(machInst, vd, vm); 14907639Sgblack@eecs.umich.edu } else { 14917639Sgblack@eecs.umich.edu return new NVcleDFp<float>(machInst, vd, vm); 14927639Sgblack@eecs.umich.edu } 14937639Sgblack@eecs.umich.edu } else { 14947639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcleD, NVcleQ>( 14957639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 14967639Sgblack@eecs.umich.edu } 14977435Sgblack@eecs.umich.edu case 0x4: 14987639Sgblack@eecs.umich.edu if (bits(b, 4)) { 14997639Sgblack@eecs.umich.edu if (q) { 15007639Sgblack@eecs.umich.edu return new NVcltQFp<float>(machInst, vd, vm); 15017639Sgblack@eecs.umich.edu } else { 15027639Sgblack@eecs.umich.edu return new NVcltDFp<float>(machInst, vd, vm); 15037639Sgblack@eecs.umich.edu } 15047639Sgblack@eecs.umich.edu } else { 15057639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVcltD, NVcltQ>( 15067639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15077639Sgblack@eecs.umich.edu } 15087435Sgblack@eecs.umich.edu case 0x6: 15097639Sgblack@eecs.umich.edu if (bits(machInst, 10)) { 15107639Sgblack@eecs.umich.edu if (q) 15117639Sgblack@eecs.umich.edu return new NVabsQFp<float>(machInst, vd, vm); 15127639Sgblack@eecs.umich.edu else 15137639Sgblack@eecs.umich.edu return new NVabsDFp<float>(machInst, vd, vm); 15147639Sgblack@eecs.umich.edu } else { 15157639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVabsD, NVabsQ>( 15167639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15177639Sgblack@eecs.umich.edu } 15187435Sgblack@eecs.umich.edu case 0x7: 15197639Sgblack@eecs.umich.edu if (bits(machInst, 10)) { 15207639Sgblack@eecs.umich.edu if (q) 15217639Sgblack@eecs.umich.edu return new NVnegQFp<float>(machInst, vd, vm); 15227639Sgblack@eecs.umich.edu else 15237639Sgblack@eecs.umich.edu return new NVnegDFp<float>(machInst, vd, vm); 15247639Sgblack@eecs.umich.edu } else { 15257639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscReg<NVnegD, NVnegQ>( 15267639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15277639Sgblack@eecs.umich.edu } 15287435Sgblack@eecs.umich.edu } 15297435Sgblack@eecs.umich.edu case 0x2: 15307435Sgblack@eecs.umich.edu switch (bits(b, 4, 1)) { 15317435Sgblack@eecs.umich.edu case 0x0: 15327639Sgblack@eecs.umich.edu if (q) 15337639Sgblack@eecs.umich.edu return new NVswpQ<uint64_t>(machInst, vd, vm); 15347639Sgblack@eecs.umich.edu else 15357639Sgblack@eecs.umich.edu return new NVswpD<uint64_t>(machInst, vd, vm); 15367435Sgblack@eecs.umich.edu case 0x1: 15377639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVtrnD, NVtrnQ>( 15387639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15397435Sgblack@eecs.umich.edu case 0x2: 15407639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVuzpD, NVuzpQ>( 15417639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15427435Sgblack@eecs.umich.edu case 0x3: 15437639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscReg<NVzipD, NVzipQ>( 15447639Sgblack@eecs.umich.edu q, size, machInst, vd, vm); 15457435Sgblack@eecs.umich.edu case 0x4: 15467435Sgblack@eecs.umich.edu if (b == 0x8) { 15477639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscUSReg<NVmovn>( 15487639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15497435Sgblack@eecs.umich.edu } else { 15507639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscUSReg<NVqmovuns>( 15517639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15527435Sgblack@eecs.umich.edu } 15537435Sgblack@eecs.umich.edu case 0x5: 15547639Sgblack@eecs.umich.edu if (q) { 15557639Sgblack@eecs.umich.edu return decodeNeonUTwoMiscUSReg<NVqmovun>( 15567639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15577639Sgblack@eecs.umich.edu } else { 15587639Sgblack@eecs.umich.edu return decodeNeonSTwoMiscUSReg<NVqmovn>( 15597639Sgblack@eecs.umich.edu size, machInst, vd, vm); 15607639Sgblack@eecs.umich.edu } 15617435Sgblack@eecs.umich.edu case 0x6: 15627435Sgblack@eecs.umich.edu if (b == 0xc) { 15637639Sgblack@eecs.umich.edu const IntRegIndex vd = 15647639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 15657639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 15667639Sgblack@eecs.umich.edu const IntRegIndex vm = 15677639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 15687639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 15697639Sgblack@eecs.umich.edu unsigned size = bits(machInst, 19, 18); 15707639Sgblack@eecs.umich.edu return decodeNeonSTwoShiftUSReg<NVshll>( 15717639Sgblack@eecs.umich.edu size, machInst, vd, vm, 8 << size); 15727435Sgblack@eecs.umich.edu } else { 15737435Sgblack@eecs.umich.edu return new Unknown(machInst); 15747435Sgblack@eecs.umich.edu } 15757435Sgblack@eecs.umich.edu case 0xc: 15767435Sgblack@eecs.umich.edu case 0xe: 15777435Sgblack@eecs.umich.edu if (b == 0x18) { 15787639Sgblack@eecs.umich.edu if (size != 1 || (vm % 2)) 15797639Sgblack@eecs.umich.edu return new Unknown(machInst); 15807639Sgblack@eecs.umich.edu return new NVcvts2h<uint16_t>(machInst, vd, vm); 15817435Sgblack@eecs.umich.edu } else if (b == 0x1c) { 15827639Sgblack@eecs.umich.edu if (size != 1 || (vd % 2)) 15837639Sgblack@eecs.umich.edu return new Unknown(machInst); 15847639Sgblack@eecs.umich.edu return new NVcvth2s<uint16_t>(machInst, vd, vm); 15857435Sgblack@eecs.umich.edu } else { 15867435Sgblack@eecs.umich.edu return new Unknown(machInst); 15877435Sgblack@eecs.umich.edu } 15887435Sgblack@eecs.umich.edu default: 15897435Sgblack@eecs.umich.edu return new Unknown(machInst); 15907435Sgblack@eecs.umich.edu } 15917435Sgblack@eecs.umich.edu case 0x3: 15927435Sgblack@eecs.umich.edu if (bits(b, 4, 3) == 0x3) { 15937639Sgblack@eecs.umich.edu if ((q && (vd % 2 || vm % 2)) || size != 2) { 15947639Sgblack@eecs.umich.edu return new Unknown(machInst); 15957639Sgblack@eecs.umich.edu } else { 15967639Sgblack@eecs.umich.edu if (bits(b, 2)) { 15977639Sgblack@eecs.umich.edu if (bits(b, 1)) { 15987639Sgblack@eecs.umich.edu if (q) { 15997639Sgblack@eecs.umich.edu return new NVcvt2ufxQ<float>( 16007639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16017639Sgblack@eecs.umich.edu } else { 16027639Sgblack@eecs.umich.edu return new NVcvt2ufxD<float>( 16037639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16047639Sgblack@eecs.umich.edu } 16057639Sgblack@eecs.umich.edu } else { 16067639Sgblack@eecs.umich.edu if (q) { 16077639Sgblack@eecs.umich.edu return new NVcvt2sfxQ<float>( 16087639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16097639Sgblack@eecs.umich.edu } else { 16107639Sgblack@eecs.umich.edu return new NVcvt2sfxD<float>( 16117639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16127639Sgblack@eecs.umich.edu } 16137639Sgblack@eecs.umich.edu } 16147639Sgblack@eecs.umich.edu } else { 16157639Sgblack@eecs.umich.edu if (bits(b, 1)) { 16167639Sgblack@eecs.umich.edu if (q) { 16177639Sgblack@eecs.umich.edu return new NVcvtu2fpQ<float>( 16187639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16197639Sgblack@eecs.umich.edu } else { 16207639Sgblack@eecs.umich.edu return new NVcvtu2fpD<float>( 16217639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16227639Sgblack@eecs.umich.edu } 16237639Sgblack@eecs.umich.edu } else { 16247639Sgblack@eecs.umich.edu if (q) { 16257639Sgblack@eecs.umich.edu return new NVcvts2fpQ<float>( 16267639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16277639Sgblack@eecs.umich.edu } else { 16287639Sgblack@eecs.umich.edu return new NVcvts2fpD<float>( 16297639Sgblack@eecs.umich.edu machInst, vd, vm, 0); 16307639Sgblack@eecs.umich.edu } 16317639Sgblack@eecs.umich.edu } 16327639Sgblack@eecs.umich.edu } 16337639Sgblack@eecs.umich.edu } 16347435Sgblack@eecs.umich.edu } else if ((b & 0x1a) == 0x10) { 16357639Sgblack@eecs.umich.edu if (bits(b, 2)) { 16367639Sgblack@eecs.umich.edu if (q) { 16377639Sgblack@eecs.umich.edu return new NVrecpeQFp<float>(machInst, vd, vm); 16387639Sgblack@eecs.umich.edu } else { 16397639Sgblack@eecs.umich.edu return new NVrecpeDFp<float>(machInst, vd, vm); 16407639Sgblack@eecs.umich.edu } 16417639Sgblack@eecs.umich.edu } else { 16427639Sgblack@eecs.umich.edu if (q) { 16437639Sgblack@eecs.umich.edu return new NVrecpeQ<uint32_t>(machInst, vd, vm); 16447639Sgblack@eecs.umich.edu } else { 16457639Sgblack@eecs.umich.edu return new NVrecpeD<uint32_t>(machInst, vd, vm); 16467639Sgblack@eecs.umich.edu } 16477639Sgblack@eecs.umich.edu } 16487435Sgblack@eecs.umich.edu } else if ((b & 0x1a) == 0x12) { 16497639Sgblack@eecs.umich.edu if (bits(b, 2)) { 16507639Sgblack@eecs.umich.edu if (q) { 16517639Sgblack@eecs.umich.edu return new NVrsqrteQFp<float>(machInst, vd, vm); 16527639Sgblack@eecs.umich.edu } else { 16537639Sgblack@eecs.umich.edu return new NVrsqrteDFp<float>(machInst, vd, vm); 16547639Sgblack@eecs.umich.edu } 16557639Sgblack@eecs.umich.edu } else { 16567639Sgblack@eecs.umich.edu if (q) { 16577639Sgblack@eecs.umich.edu return new NVrsqrteQ<uint32_t>(machInst, vd, vm); 16587639Sgblack@eecs.umich.edu } else { 16597639Sgblack@eecs.umich.edu return new NVrsqrteD<uint32_t>(machInst, vd, vm); 16607639Sgblack@eecs.umich.edu } 16617639Sgblack@eecs.umich.edu } 16627435Sgblack@eecs.umich.edu } else { 16637435Sgblack@eecs.umich.edu return new Unknown(machInst); 16647435Sgblack@eecs.umich.edu } 16657435Sgblack@eecs.umich.edu } 16667435Sgblack@eecs.umich.edu return new Unknown(machInst); 16677435Sgblack@eecs.umich.edu } 16687435Sgblack@eecs.umich.edu 16697435Sgblack@eecs.umich.edu StaticInstPtr 16707435Sgblack@eecs.umich.edu decodeNeonData(ExtMachInst machInst) 16717435Sgblack@eecs.umich.edu { 16727435Sgblack@eecs.umich.edu const bool u = THUMB ? bits(machInst, 28) : bits(machInst, 24); 16737435Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 23, 19); 16747435Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 11, 8); 16757435Sgblack@eecs.umich.edu const uint32_t c = bits(machInst, 7, 4); 16767435Sgblack@eecs.umich.edu if (bits(a, 4) == 0) { 16777435Sgblack@eecs.umich.edu return decodeNeonThreeRegistersSameLength(machInst); 16787435Sgblack@eecs.umich.edu } else if ((c & 0x9) == 1) { 16797435Sgblack@eecs.umich.edu if ((a & 0x7) == 0) { 16807435Sgblack@eecs.umich.edu return decodeNeonOneRegModImm(machInst); 16817435Sgblack@eecs.umich.edu } else { 16827435Sgblack@eecs.umich.edu return decodeNeonTwoRegAndShift(machInst); 16837435Sgblack@eecs.umich.edu } 16847435Sgblack@eecs.umich.edu } else if ((c & 0x9) == 9) { 16857435Sgblack@eecs.umich.edu return decodeNeonTwoRegAndShift(machInst); 16867639Sgblack@eecs.umich.edu } else if (bits(a, 2, 1) != 0x3) { 16877639Sgblack@eecs.umich.edu if ((c & 0x5) == 0) { 16887435Sgblack@eecs.umich.edu return decodeNeonThreeRegDiffLengths(machInst); 16897639Sgblack@eecs.umich.edu } else if ((c & 0x5) == 4) { 16907435Sgblack@eecs.umich.edu return decodeNeonTwoRegScalar(machInst); 16917435Sgblack@eecs.umich.edu } 16927435Sgblack@eecs.umich.edu } else if ((a & 0x16) == 0x16) { 16937639Sgblack@eecs.umich.edu const IntRegIndex vd = 16947639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 15, 12) | 16957639Sgblack@eecs.umich.edu (bits(machInst, 22) << 4))); 16967639Sgblack@eecs.umich.edu const IntRegIndex vn = 16977639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 19, 16) | 16987639Sgblack@eecs.umich.edu (bits(machInst, 7) << 4))); 16997639Sgblack@eecs.umich.edu const IntRegIndex vm = 17007639Sgblack@eecs.umich.edu (IntRegIndex)(2 * (bits(machInst, 3, 0) | 17017639Sgblack@eecs.umich.edu (bits(machInst, 5) << 4))); 17027435Sgblack@eecs.umich.edu if (!u) { 17037435Sgblack@eecs.umich.edu if (bits(c, 0) == 0) { 17047639Sgblack@eecs.umich.edu unsigned imm4 = bits(machInst, 11, 8); 17057639Sgblack@eecs.umich.edu bool q = bits(machInst, 6); 17067639Sgblack@eecs.umich.edu if (imm4 >= 16 && !q) 17077639Sgblack@eecs.umich.edu return new Unknown(machInst); 17087639Sgblack@eecs.umich.edu if (q) { 17097639Sgblack@eecs.umich.edu return new NVextQ<uint8_t>(machInst, vd, vn, vm, imm4); 17107639Sgblack@eecs.umich.edu } else { 17117639Sgblack@eecs.umich.edu return new NVextD<uint8_t>(machInst, vd, vn, vm, imm4); 17127639Sgblack@eecs.umich.edu } 17137435Sgblack@eecs.umich.edu } 17147435Sgblack@eecs.umich.edu } else if (bits(b, 3) == 0 && bits(c, 0) == 0) { 17157435Sgblack@eecs.umich.edu return decodeNeonTwoRegMisc(machInst); 17167435Sgblack@eecs.umich.edu } else if (bits(b, 3, 2) == 0x2 && bits(c, 0) == 0) { 17177639Sgblack@eecs.umich.edu unsigned length = bits(machInst, 9, 8) + 1; 17187639Sgblack@eecs.umich.edu if ((uint32_t)vn / 2 + length > 32) 17197639Sgblack@eecs.umich.edu return new Unknown(machInst); 17207435Sgblack@eecs.umich.edu if (bits(machInst, 6) == 0) { 17217639Sgblack@eecs.umich.edu switch (length) { 17227639Sgblack@eecs.umich.edu case 1: 17237639Sgblack@eecs.umich.edu return new NVtbl1(machInst, vd, vn, vm); 17247639Sgblack@eecs.umich.edu case 2: 17257639Sgblack@eecs.umich.edu return new NVtbl2(machInst, vd, vn, vm); 17267639Sgblack@eecs.umich.edu case 3: 17277639Sgblack@eecs.umich.edu return new NVtbl3(machInst, vd, vn, vm); 17287639Sgblack@eecs.umich.edu case 4: 17297639Sgblack@eecs.umich.edu return new NVtbl4(machInst, vd, vn, vm); 17307639Sgblack@eecs.umich.edu } 17317435Sgblack@eecs.umich.edu } else { 17327639Sgblack@eecs.umich.edu switch (length) { 17337639Sgblack@eecs.umich.edu case 1: 17347639Sgblack@eecs.umich.edu return new NVtbx1(machInst, vd, vn, vm); 17357639Sgblack@eecs.umich.edu case 2: 17367639Sgblack@eecs.umich.edu return new NVtbx2(machInst, vd, vn, vm); 17377639Sgblack@eecs.umich.edu case 3: 17387639Sgblack@eecs.umich.edu return new NVtbx3(machInst, vd, vn, vm); 17397639Sgblack@eecs.umich.edu case 4: 17407639Sgblack@eecs.umich.edu return new NVtbx4(machInst, vd, vn, vm); 17417639Sgblack@eecs.umich.edu } 17427435Sgblack@eecs.umich.edu } 17437435Sgblack@eecs.umich.edu } else if (b == 0xc && (c & 0x9) == 0) { 17447639Sgblack@eecs.umich.edu unsigned imm4 = bits(machInst, 19, 16); 17457639Sgblack@eecs.umich.edu if (bits(imm4, 2, 0) == 0) 17467639Sgblack@eecs.umich.edu return new Unknown(machInst); 17477639Sgblack@eecs.umich.edu unsigned size = 0; 17487639Sgblack@eecs.umich.edu while ((imm4 & 0x1) == 0) { 17497639Sgblack@eecs.umich.edu size++; 17507639Sgblack@eecs.umich.edu imm4 >>= 1; 17517639Sgblack@eecs.umich.edu } 17527639Sgblack@eecs.umich.edu unsigned index = imm4 >> 1; 17537639Sgblack@eecs.umich.edu const bool q = bits(machInst, 6); 17547639Sgblack@eecs.umich.edu return decodeNeonUTwoShiftSReg<NVdupD, NVdupQ>( 17557639Sgblack@eecs.umich.edu q, size, machInst, vd, vm, index); 17567435Sgblack@eecs.umich.edu } 17577435Sgblack@eecs.umich.edu } 17587435Sgblack@eecs.umich.edu return new Unknown(machInst); 17597435Sgblack@eecs.umich.edu } 17607435Sgblack@eecs.umich.edu ''' 17617435Sgblack@eecs.umich.edu}}; 17627435Sgblack@eecs.umich.edu 17637435Sgblack@eecs.umich.edudef format ThumbNeonMem() {{ 17647435Sgblack@eecs.umich.edu decode_block = ''' 17657435Sgblack@eecs.umich.edu return decodeNeonMem(machInst); 17667435Sgblack@eecs.umich.edu ''' 17677435Sgblack@eecs.umich.edu}}; 17687435Sgblack@eecs.umich.edu 17697435Sgblack@eecs.umich.edudef format ThumbNeonData() {{ 17707435Sgblack@eecs.umich.edu decode_block = ''' 17717639Sgblack@eecs.umich.edu return decodeNeonData(machInst); 17727435Sgblack@eecs.umich.edu ''' 17737435Sgblack@eecs.umich.edu}}; 17747435Sgblack@eecs.umich.edu 17757435Sgblack@eecs.umich.edulet {{ 17767435Sgblack@eecs.umich.edu header_output = ''' 17777435Sgblack@eecs.umich.edu StaticInstPtr 17787356Sgblack@eecs.umich.edu decodeExtensionRegLoadStore(ExtMachInst machInst); 17797356Sgblack@eecs.umich.edu ''' 17807356Sgblack@eecs.umich.edu decoder_output = ''' 17817356Sgblack@eecs.umich.edu StaticInstPtr 17827356Sgblack@eecs.umich.edu decodeExtensionRegLoadStore(ExtMachInst machInst) 17837178Sgblack@eecs.umich.edu { 17847178Sgblack@eecs.umich.edu const uint32_t opcode = bits(machInst, 24, 20); 17857178Sgblack@eecs.umich.edu const uint32_t offset = bits(machInst, 7, 0); 17867337Sgblack@eecs.umich.edu const bool single = (bits(machInst, 8) == 0); 17877178Sgblack@eecs.umich.edu const IntRegIndex rn = (IntRegIndex)(uint32_t)bits(machInst, 19, 16); 17887178Sgblack@eecs.umich.edu RegIndex vd; 17897178Sgblack@eecs.umich.edu if (single) { 17907178Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 17917178Sgblack@eecs.umich.edu bits(machInst, 22)); 17927178Sgblack@eecs.umich.edu } else { 17937178Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 17947178Sgblack@eecs.umich.edu (bits(machInst, 22) << 5)); 17957178Sgblack@eecs.umich.edu } 17967178Sgblack@eecs.umich.edu switch (bits(opcode, 4, 3)) { 17977178Sgblack@eecs.umich.edu case 0x0: 17987335Sgblack@eecs.umich.edu if (bits(opcode, 4, 1) == 0x2 && 17997335Sgblack@eecs.umich.edu !(machInst.thumb == 1 && bits(machInst, 28) == 1) && 18007335Sgblack@eecs.umich.edu !(machInst.thumb == 0 && machInst.condCode == 0xf)) { 18017335Sgblack@eecs.umich.edu if ((bits(machInst, 7, 4) & 0xd) != 1) { 18027335Sgblack@eecs.umich.edu break; 18037335Sgblack@eecs.umich.edu } 18047335Sgblack@eecs.umich.edu const IntRegIndex rt = 18057335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 18067335Sgblack@eecs.umich.edu const IntRegIndex rt2 = 18077335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 19, 16); 18087335Sgblack@eecs.umich.edu const bool op = bits(machInst, 20); 18097335Sgblack@eecs.umich.edu uint32_t vm; 18107337Sgblack@eecs.umich.edu if (single) { 18117335Sgblack@eecs.umich.edu vm = (bits(machInst, 3, 0) << 1) | bits(machInst, 5); 18127335Sgblack@eecs.umich.edu } else { 18137335Sgblack@eecs.umich.edu vm = (bits(machInst, 3, 0) << 1) | 18147335Sgblack@eecs.umich.edu (bits(machInst, 5) << 5); 18157335Sgblack@eecs.umich.edu } 18167335Sgblack@eecs.umich.edu if (op) { 18177335Sgblack@eecs.umich.edu return new Vmov2Core2Reg(machInst, rt, rt2, 18187335Sgblack@eecs.umich.edu (IntRegIndex)vm); 18197335Sgblack@eecs.umich.edu } else { 18207335Sgblack@eecs.umich.edu return new Vmov2Reg2Core(machInst, (IntRegIndex)vm, 18217335Sgblack@eecs.umich.edu rt, rt2); 18227335Sgblack@eecs.umich.edu } 18237178Sgblack@eecs.umich.edu } 18247178Sgblack@eecs.umich.edu break; 18257178Sgblack@eecs.umich.edu case 0x1: 18267413Sgblack@eecs.umich.edu { 18277639Sgblack@eecs.umich.edu if (offset == 0 || vd + offset/2 > NumFloatArchRegs) { 18287413Sgblack@eecs.umich.edu break; 18297413Sgblack@eecs.umich.edu } 18307413Sgblack@eecs.umich.edu switch (bits(opcode, 1, 0)) { 18317413Sgblack@eecs.umich.edu case 0x0: 18327413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18337413Sgblack@eecs.umich.edu true, false, false, offset); 18347413Sgblack@eecs.umich.edu case 0x1: 18357413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18367413Sgblack@eecs.umich.edu true, false, true, offset); 18377413Sgblack@eecs.umich.edu case 0x2: 18387413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18397413Sgblack@eecs.umich.edu true, true, false, offset); 18407413Sgblack@eecs.umich.edu case 0x3: 18417413Sgblack@eecs.umich.edu // If rn == sp, then this is called vpop. 18427413Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18437413Sgblack@eecs.umich.edu true, true, true, offset); 18447413Sgblack@eecs.umich.edu } 18457178Sgblack@eecs.umich.edu } 18467178Sgblack@eecs.umich.edu case 0x2: 18477178Sgblack@eecs.umich.edu if (bits(opcode, 1, 0) == 0x2) { 18487178Sgblack@eecs.umich.edu // If rn == sp, then this is called vpush. 18497178Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18507178Sgblack@eecs.umich.edu false, true, false, offset); 18517178Sgblack@eecs.umich.edu } else if (bits(opcode, 1, 0) == 0x3) { 18527178Sgblack@eecs.umich.edu return new VLdmStm(machInst, rn, vd, single, 18537178Sgblack@eecs.umich.edu false, true, true, offset); 18547178Sgblack@eecs.umich.edu } 18557178Sgblack@eecs.umich.edu // Fall through on purpose 18567178Sgblack@eecs.umich.edu case 0x3: 18577346Sgblack@eecs.umich.edu const bool up = (bits(machInst, 23) == 1); 18587346Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 7, 0) << 2; 18597346Sgblack@eecs.umich.edu RegIndex vd; 18607346Sgblack@eecs.umich.edu if (single) { 18617346Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18627346Sgblack@eecs.umich.edu (bits(machInst, 22))); 18637346Sgblack@eecs.umich.edu } else { 18647346Sgblack@eecs.umich.edu vd = (RegIndex)(uint32_t)((bits(machInst, 15, 12) << 1) | 18657346Sgblack@eecs.umich.edu (bits(machInst, 22) << 5)); 18667346Sgblack@eecs.umich.edu } 18677178Sgblack@eecs.umich.edu if (bits(opcode, 1, 0) == 0x0) { 18687346Sgblack@eecs.umich.edu if (single) { 18697346Sgblack@eecs.umich.edu if (up) { 18707346Sgblack@eecs.umich.edu return new %(vstr_us)s(machInst, vd, rn, up, imm); 18717346Sgblack@eecs.umich.edu } else { 18727346Sgblack@eecs.umich.edu return new %(vstr_s)s(machInst, vd, rn, up, imm); 18737346Sgblack@eecs.umich.edu } 18747346Sgblack@eecs.umich.edu } else { 18757346Sgblack@eecs.umich.edu if (up) { 18767346Sgblack@eecs.umich.edu return new %(vstr_ud)s(machInst, vd, vd + 1, 18777346Sgblack@eecs.umich.edu rn, up, imm); 18787346Sgblack@eecs.umich.edu } else { 18797346Sgblack@eecs.umich.edu return new %(vstr_d)s(machInst, vd, vd + 1, 18807346Sgblack@eecs.umich.edu rn, up, imm); 18817346Sgblack@eecs.umich.edu } 18827346Sgblack@eecs.umich.edu } 18837178Sgblack@eecs.umich.edu } else if (bits(opcode, 1, 0) == 0x1) { 18847337Sgblack@eecs.umich.edu if (single) { 18857337Sgblack@eecs.umich.edu if (up) { 18867337Sgblack@eecs.umich.edu return new %(vldr_us)s(machInst, vd, rn, up, imm); 18877337Sgblack@eecs.umich.edu } else { 18887337Sgblack@eecs.umich.edu return new %(vldr_s)s(machInst, vd, rn, up, imm); 18897337Sgblack@eecs.umich.edu } 18907337Sgblack@eecs.umich.edu } else { 18917337Sgblack@eecs.umich.edu if (up) { 18927337Sgblack@eecs.umich.edu return new %(vldr_ud)s(machInst, vd, vd + 1, 18937337Sgblack@eecs.umich.edu rn, up, imm); 18947337Sgblack@eecs.umich.edu } else { 18957337Sgblack@eecs.umich.edu return new %(vldr_d)s(machInst, vd, vd + 1, 18967337Sgblack@eecs.umich.edu rn, up, imm); 18977337Sgblack@eecs.umich.edu } 18987337Sgblack@eecs.umich.edu } 18997178Sgblack@eecs.umich.edu } 19007178Sgblack@eecs.umich.edu } 19017178Sgblack@eecs.umich.edu return new Unknown(machInst); 19027178Sgblack@eecs.umich.edu } 19037337Sgblack@eecs.umich.edu ''' % { 19047337Sgblack@eecs.umich.edu "vldr_us" : "VLDR_" + loadImmClassName(False, True, False), 19057337Sgblack@eecs.umich.edu "vldr_s" : "VLDR_" + loadImmClassName(False, False, False), 19067337Sgblack@eecs.umich.edu "vldr_ud" : "VLDR_" + loadDoubleImmClassName(False, True, False), 19077346Sgblack@eecs.umich.edu "vldr_d" : "VLDR_" + loadDoubleImmClassName(False, False, False), 19087346Sgblack@eecs.umich.edu "vstr_us" : "VSTR_" + storeImmClassName(False, True, False), 19097346Sgblack@eecs.umich.edu "vstr_s" : "VSTR_" + storeImmClassName(False, False, False), 19107346Sgblack@eecs.umich.edu "vstr_ud" : "VSTR_" + storeDoubleImmClassName(False, True, False), 19117346Sgblack@eecs.umich.edu "vstr_d" : "VSTR_" + storeDoubleImmClassName(False, False, False) 19127337Sgblack@eecs.umich.edu } 19137178Sgblack@eecs.umich.edu}}; 19147321Sgblack@eecs.umich.edu 19157356Sgblack@eecs.umich.edudef format ExtensionRegLoadStore() {{ 19167321Sgblack@eecs.umich.edu decode_block = ''' 19177356Sgblack@eecs.umich.edu return decodeExtensionRegLoadStore(machInst); 19187356Sgblack@eecs.umich.edu ''' 19197356Sgblack@eecs.umich.edu}}; 19207356Sgblack@eecs.umich.edu 19217356Sgblack@eecs.umich.edulet {{ 19227356Sgblack@eecs.umich.edu header_output = ''' 19237356Sgblack@eecs.umich.edu StaticInstPtr 19247356Sgblack@eecs.umich.edu decodeShortFpTransfer(ExtMachInst machInst); 19257356Sgblack@eecs.umich.edu ''' 19267356Sgblack@eecs.umich.edu decoder_output = ''' 19277356Sgblack@eecs.umich.edu StaticInstPtr 19287356Sgblack@eecs.umich.edu decodeShortFpTransfer(ExtMachInst machInst) 19297321Sgblack@eecs.umich.edu { 19307321Sgblack@eecs.umich.edu const uint32_t l = bits(machInst, 20); 19317321Sgblack@eecs.umich.edu const uint32_t c = bits(machInst, 8); 19327321Sgblack@eecs.umich.edu const uint32_t a = bits(machInst, 23, 21); 19337321Sgblack@eecs.umich.edu const uint32_t b = bits(machInst, 6, 5); 19347321Sgblack@eecs.umich.edu if ((machInst.thumb == 1 && bits(machInst, 28) == 1) || 19357321Sgblack@eecs.umich.edu (machInst.thumb == 0 && machInst.condCode == 0xf)) { 19367321Sgblack@eecs.umich.edu return new Unknown(machInst); 19377321Sgblack@eecs.umich.edu } 19387321Sgblack@eecs.umich.edu if (l == 0 && c == 0) { 19397321Sgblack@eecs.umich.edu if (a == 0) { 19407335Sgblack@eecs.umich.edu const uint32_t vn = (bits(machInst, 19, 16) << 1) | 19417335Sgblack@eecs.umich.edu bits(machInst, 7); 19427335Sgblack@eecs.umich.edu const IntRegIndex rt = 19437335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19447335Sgblack@eecs.umich.edu if (bits(machInst, 20) == 1) { 19457335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vn); 19467335Sgblack@eecs.umich.edu } else { 19477335Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vn, rt); 19487335Sgblack@eecs.umich.edu } 19497321Sgblack@eecs.umich.edu } else if (a == 0x7) { 19507323Sgblack@eecs.umich.edu const IntRegIndex rt = 19517323Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19527323Sgblack@eecs.umich.edu uint32_t specReg = bits(machInst, 19, 16); 19537323Sgblack@eecs.umich.edu switch (specReg) { 19547323Sgblack@eecs.umich.edu case 0: 19557323Sgblack@eecs.umich.edu specReg = MISCREG_FPSID; 19567323Sgblack@eecs.umich.edu break; 19577323Sgblack@eecs.umich.edu case 1: 19587323Sgblack@eecs.umich.edu specReg = MISCREG_FPSCR; 19597323Sgblack@eecs.umich.edu break; 19607394Sgblack@eecs.umich.edu case 6: 19617394Sgblack@eecs.umich.edu specReg = MISCREG_MVFR1; 19627394Sgblack@eecs.umich.edu break; 19637394Sgblack@eecs.umich.edu case 7: 19647394Sgblack@eecs.umich.edu specReg = MISCREG_MVFR0; 19657394Sgblack@eecs.umich.edu break; 19667323Sgblack@eecs.umich.edu case 8: 19677323Sgblack@eecs.umich.edu specReg = MISCREG_FPEXC; 19687323Sgblack@eecs.umich.edu break; 19697323Sgblack@eecs.umich.edu default: 19707323Sgblack@eecs.umich.edu return new Unknown(machInst); 19717323Sgblack@eecs.umich.edu } 19727323Sgblack@eecs.umich.edu return new Vmsr(machInst, (IntRegIndex)specReg, rt); 19737321Sgblack@eecs.umich.edu } 19747321Sgblack@eecs.umich.edu } else if (l == 0 && c == 1) { 19757321Sgblack@eecs.umich.edu if (bits(a, 2) == 0) { 19767335Sgblack@eecs.umich.edu uint32_t vd = (bits(machInst, 7) << 5) | 19777335Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1); 19787639Sgblack@eecs.umich.edu // Handle accessing each single precision half of the vector. 19797639Sgblack@eecs.umich.edu vd += bits(machInst, 21); 19807335Sgblack@eecs.umich.edu const IntRegIndex rt = 19817335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 19827335Sgblack@eecs.umich.edu if (bits(machInst, 22) == 1) { 19837639Sgblack@eecs.umich.edu return new VmovCoreRegB(machInst, (IntRegIndex)vd, 19847639Sgblack@eecs.umich.edu rt, bits(machInst, 6, 5)); 19857335Sgblack@eecs.umich.edu } else if (bits(machInst, 5) == 1) { 19867639Sgblack@eecs.umich.edu return new VmovCoreRegH(machInst, (IntRegIndex)vd, 19877639Sgblack@eecs.umich.edu rt, bits(machInst, 6)); 19887335Sgblack@eecs.umich.edu } else if (bits(machInst, 6) == 0) { 19897639Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vd, rt); 19907335Sgblack@eecs.umich.edu } else { 19917335Sgblack@eecs.umich.edu return new Unknown(machInst); 19927335Sgblack@eecs.umich.edu } 19937639Sgblack@eecs.umich.edu } else if (bits(b, 1) == 0) { 19947639Sgblack@eecs.umich.edu bool q = bits(machInst, 21); 19957639Sgblack@eecs.umich.edu unsigned be = (bits(machInst, 22) << 1) | (bits(machInst, 5)); 19967639Sgblack@eecs.umich.edu IntRegIndex vd = (IntRegIndex)(2 * (uint32_t) 19977639Sgblack@eecs.umich.edu (bits(machInst, 19, 16) | (bits(machInst, 7) << 4))); 19987639Sgblack@eecs.umich.edu IntRegIndex rt = (IntRegIndex)(uint32_t) 19997639Sgblack@eecs.umich.edu bits(machInst, 15, 12); 20007639Sgblack@eecs.umich.edu if (q) { 20017639Sgblack@eecs.umich.edu switch (be) { 20027639Sgblack@eecs.umich.edu case 0: 20037639Sgblack@eecs.umich.edu return new NVdupQGpr<uint32_t>(machInst, vd, rt); 20047639Sgblack@eecs.umich.edu case 1: 20057639Sgblack@eecs.umich.edu return new NVdupQGpr<uint16_t>(machInst, vd, rt); 20067639Sgblack@eecs.umich.edu case 2: 20077639Sgblack@eecs.umich.edu return new NVdupQGpr<uint8_t>(machInst, vd, rt); 20087639Sgblack@eecs.umich.edu case 3: 20097639Sgblack@eecs.umich.edu return new Unknown(machInst); 20107639Sgblack@eecs.umich.edu } 20117639Sgblack@eecs.umich.edu } else { 20127639Sgblack@eecs.umich.edu switch (be) { 20137639Sgblack@eecs.umich.edu case 0: 20147639Sgblack@eecs.umich.edu return new NVdupDGpr<uint32_t>(machInst, vd, rt); 20157639Sgblack@eecs.umich.edu case 1: 20167639Sgblack@eecs.umich.edu return new NVdupDGpr<uint16_t>(machInst, vd, rt); 20177639Sgblack@eecs.umich.edu case 2: 20187639Sgblack@eecs.umich.edu return new NVdupDGpr<uint8_t>(machInst, vd, rt); 20197639Sgblack@eecs.umich.edu case 3: 20207639Sgblack@eecs.umich.edu return new Unknown(machInst); 20217639Sgblack@eecs.umich.edu } 20227335Sgblack@eecs.umich.edu } 20237321Sgblack@eecs.umich.edu } 20247321Sgblack@eecs.umich.edu } else if (l == 1 && c == 0) { 20257321Sgblack@eecs.umich.edu if (a == 0) { 20267335Sgblack@eecs.umich.edu const uint32_t vn = (bits(machInst, 19, 16) << 1) | 20277335Sgblack@eecs.umich.edu bits(machInst, 7); 20287335Sgblack@eecs.umich.edu const IntRegIndex rt = 20297335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20307335Sgblack@eecs.umich.edu if (bits(machInst, 20) == 1) { 20317335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vn); 20327335Sgblack@eecs.umich.edu } else { 20337335Sgblack@eecs.umich.edu return new VmovCoreRegW(machInst, (IntRegIndex)vn, rt); 20347335Sgblack@eecs.umich.edu } 20357321Sgblack@eecs.umich.edu } else if (a == 7) { 20367326Sgblack@eecs.umich.edu const IntRegIndex rt = 20377326Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20387326Sgblack@eecs.umich.edu uint32_t specReg = bits(machInst, 19, 16); 20397326Sgblack@eecs.umich.edu switch (specReg) { 20407326Sgblack@eecs.umich.edu case 0: 20417326Sgblack@eecs.umich.edu specReg = MISCREG_FPSID; 20427326Sgblack@eecs.umich.edu break; 20437326Sgblack@eecs.umich.edu case 1: 20447326Sgblack@eecs.umich.edu specReg = MISCREG_FPSCR; 20457326Sgblack@eecs.umich.edu break; 20467326Sgblack@eecs.umich.edu case 6: 20477326Sgblack@eecs.umich.edu specReg = MISCREG_MVFR1; 20487326Sgblack@eecs.umich.edu break; 20497326Sgblack@eecs.umich.edu case 7: 20507326Sgblack@eecs.umich.edu specReg = MISCREG_MVFR0; 20517326Sgblack@eecs.umich.edu break; 20527326Sgblack@eecs.umich.edu case 8: 20537326Sgblack@eecs.umich.edu specReg = MISCREG_FPEXC; 20547326Sgblack@eecs.umich.edu break; 20557326Sgblack@eecs.umich.edu default: 20567326Sgblack@eecs.umich.edu return new Unknown(machInst); 20577326Sgblack@eecs.umich.edu } 20587392Sgblack@eecs.umich.edu if (rt == 0xf) { 20597392Sgblack@eecs.umich.edu CPSR cpsrMask = 0; 20607392Sgblack@eecs.umich.edu cpsrMask.n = 1; 20617392Sgblack@eecs.umich.edu cpsrMask.z = 1; 20627392Sgblack@eecs.umich.edu cpsrMask.c = 1; 20637392Sgblack@eecs.umich.edu cpsrMask.v = 1; 20647392Sgblack@eecs.umich.edu return new VmrsApsr(machInst, INTREG_CONDCODES, 20657392Sgblack@eecs.umich.edu (IntRegIndex)specReg, (uint32_t)cpsrMask); 20667392Sgblack@eecs.umich.edu } else { 20677392Sgblack@eecs.umich.edu return new Vmrs(machInst, rt, (IntRegIndex)specReg); 20687392Sgblack@eecs.umich.edu } 20697321Sgblack@eecs.umich.edu } 20707321Sgblack@eecs.umich.edu } else { 20717335Sgblack@eecs.umich.edu uint32_t vd = (bits(machInst, 7) << 5) | 20727335Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1); 20737639Sgblack@eecs.umich.edu // Handle indexing into each single precision half of the vector. 20747639Sgblack@eecs.umich.edu vd += bits(machInst, 21); 20757639Sgblack@eecs.umich.edu uint32_t index; 20767335Sgblack@eecs.umich.edu const IntRegIndex rt = 20777335Sgblack@eecs.umich.edu (IntRegIndex)(uint32_t)bits(machInst, 15, 12); 20787335Sgblack@eecs.umich.edu const bool u = (bits(machInst, 23) == 1); 20797335Sgblack@eecs.umich.edu if (bits(machInst, 22) == 1) { 20807639Sgblack@eecs.umich.edu index = bits(machInst, 6, 5); 20817335Sgblack@eecs.umich.edu if (u) { 20827335Sgblack@eecs.umich.edu return new VmovRegCoreUB(machInst, rt, 20837335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 20847335Sgblack@eecs.umich.edu } else { 20857335Sgblack@eecs.umich.edu return new VmovRegCoreSB(machInst, rt, 20867335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 20877335Sgblack@eecs.umich.edu } 20887639Sgblack@eecs.umich.edu } else if (bits(machInst, 5) == 1) { 20897639Sgblack@eecs.umich.edu index = bits(machInst, 6); 20907335Sgblack@eecs.umich.edu if (u) { 20917335Sgblack@eecs.umich.edu return new VmovRegCoreUH(machInst, rt, 20927335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 20937335Sgblack@eecs.umich.edu } else { 20947335Sgblack@eecs.umich.edu return new VmovRegCoreSH(machInst, rt, 20957335Sgblack@eecs.umich.edu (IntRegIndex)vd, index); 20967335Sgblack@eecs.umich.edu } 20977639Sgblack@eecs.umich.edu } else if (bits(machInst, 6) == 0 && !u) { 20987335Sgblack@eecs.umich.edu return new VmovRegCoreW(machInst, rt, (IntRegIndex)vd); 20997639Sgblack@eecs.umich.edu } else { 21007639Sgblack@eecs.umich.edu return new Unknown(machInst); 21017335Sgblack@eecs.umich.edu } 21027321Sgblack@eecs.umich.edu } 21037321Sgblack@eecs.umich.edu return new Unknown(machInst); 21047321Sgblack@eecs.umich.edu } 21057321Sgblack@eecs.umich.edu ''' 21067321Sgblack@eecs.umich.edu}}; 21077356Sgblack@eecs.umich.edu 21087356Sgblack@eecs.umich.edudef format ShortFpTransfer() {{ 21097356Sgblack@eecs.umich.edu decode_block = ''' 21107356Sgblack@eecs.umich.edu return decodeShortFpTransfer(machInst); 21117356Sgblack@eecs.umich.edu ''' 21127356Sgblack@eecs.umich.edu}}; 21137363Sgblack@eecs.umich.edu 21147363Sgblack@eecs.umich.edulet {{ 21157363Sgblack@eecs.umich.edu header_output = ''' 21167363Sgblack@eecs.umich.edu StaticInstPtr 21177363Sgblack@eecs.umich.edu decodeVfpData(ExtMachInst machInst); 21187363Sgblack@eecs.umich.edu ''' 21197363Sgblack@eecs.umich.edu decoder_output = ''' 21207363Sgblack@eecs.umich.edu StaticInstPtr 21217363Sgblack@eecs.umich.edu decodeVfpData(ExtMachInst machInst) 21227363Sgblack@eecs.umich.edu { 21237363Sgblack@eecs.umich.edu const uint32_t opc1 = bits(machInst, 23, 20); 21247363Sgblack@eecs.umich.edu const uint32_t opc2 = bits(machInst, 19, 16); 21257363Sgblack@eecs.umich.edu const uint32_t opc3 = bits(machInst, 7, 6); 21267363Sgblack@eecs.umich.edu //const uint32_t opc4 = bits(machInst, 3, 0); 21277372Sgblack@eecs.umich.edu const bool single = (bits(machInst, 8) == 0); 21287389Sgblack@eecs.umich.edu // Used to select between vcmp and vcmpe. 21297389Sgblack@eecs.umich.edu const bool e = (bits(machInst, 7) == 1); 21307372Sgblack@eecs.umich.edu IntRegIndex vd; 21317372Sgblack@eecs.umich.edu IntRegIndex vm; 21327372Sgblack@eecs.umich.edu IntRegIndex vn; 21337372Sgblack@eecs.umich.edu if (single) { 21347372Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 21357372Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 21367372Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 21377372Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 21387372Sgblack@eecs.umich.edu vn = (IntRegIndex)(bits(machInst, 7) | 21397372Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1)); 21407372Sgblack@eecs.umich.edu } else { 21417372Sgblack@eecs.umich.edu vd = (IntRegIndex)((bits(machInst, 22) << 5) | 21427372Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 21437372Sgblack@eecs.umich.edu vm = (IntRegIndex)((bits(machInst, 5) << 5) | 21447372Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 21457372Sgblack@eecs.umich.edu vn = (IntRegIndex)((bits(machInst, 7) << 5) | 21467372Sgblack@eecs.umich.edu (bits(machInst, 19, 16) << 1)); 21477372Sgblack@eecs.umich.edu } 21487363Sgblack@eecs.umich.edu switch (opc1 & 0xb /* 1011 */) { 21497363Sgblack@eecs.umich.edu case 0x0: 21507370Sgblack@eecs.umich.edu if (bits(machInst, 6) == 0) { 21517372Sgblack@eecs.umich.edu if (single) { 21527376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlaS>( 21537376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21547370Sgblack@eecs.umich.edu } else { 21557376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlaD>( 21567376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21577370Sgblack@eecs.umich.edu } 21587370Sgblack@eecs.umich.edu } else { 21597372Sgblack@eecs.umich.edu if (single) { 21607376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlsS>( 21617376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21627370Sgblack@eecs.umich.edu } else { 21637376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmlsD>( 21647376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21657370Sgblack@eecs.umich.edu } 21667370Sgblack@eecs.umich.edu } 21677371Sgblack@eecs.umich.edu case 0x1: 21687371Sgblack@eecs.umich.edu if (bits(machInst, 6) == 1) { 21697372Sgblack@eecs.umich.edu if (single) { 21707376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlaS>( 21717376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21727371Sgblack@eecs.umich.edu } else { 21737376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlaD>( 21747376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21757371Sgblack@eecs.umich.edu } 21767371Sgblack@eecs.umich.edu } else { 21777372Sgblack@eecs.umich.edu if (single) { 21787376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlsS>( 21797376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21807371Sgblack@eecs.umich.edu } else { 21817376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmlsD>( 21827376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21837371Sgblack@eecs.umich.edu } 21847371Sgblack@eecs.umich.edu } 21857363Sgblack@eecs.umich.edu case 0x2: 21867363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 21877372Sgblack@eecs.umich.edu if (single) { 21887376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmulS>( 21897376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21907364Sgblack@eecs.umich.edu } else { 21917376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VmulD>( 21927376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 21937364Sgblack@eecs.umich.edu } 21947371Sgblack@eecs.umich.edu } else { 21957372Sgblack@eecs.umich.edu if (single) { 21967376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmulS>( 21977376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 21987371Sgblack@eecs.umich.edu } else { 21997376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VnmulD>( 22007376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22017371Sgblack@eecs.umich.edu } 22027363Sgblack@eecs.umich.edu } 22037363Sgblack@eecs.umich.edu case 0x3: 22047363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22057372Sgblack@eecs.umich.edu if (single) { 22067376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VaddS>( 22077376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22087367Sgblack@eecs.umich.edu } else { 22097376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VaddD>( 22107376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22117367Sgblack@eecs.umich.edu } 22127363Sgblack@eecs.umich.edu } else { 22137372Sgblack@eecs.umich.edu if (single) { 22147376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VsubS>( 22157376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22167368Sgblack@eecs.umich.edu } else { 22177376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VsubD>( 22187376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22197368Sgblack@eecs.umich.edu } 22207363Sgblack@eecs.umich.edu } 22217363Sgblack@eecs.umich.edu case 0x8: 22227363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22237372Sgblack@eecs.umich.edu if (single) { 22247376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VdivS>( 22257376Sgblack@eecs.umich.edu machInst, vd, vn, vm, false); 22267369Sgblack@eecs.umich.edu } else { 22277376Sgblack@eecs.umich.edu return decodeVfpRegRegRegOp<VdivD>( 22287376Sgblack@eecs.umich.edu machInst, vd, vn, vm, true); 22297369Sgblack@eecs.umich.edu } 22307363Sgblack@eecs.umich.edu } 22317363Sgblack@eecs.umich.edu break; 22327363Sgblack@eecs.umich.edu case 0xb: 22337363Sgblack@eecs.umich.edu if ((opc3 & 0x1) == 0) { 22347363Sgblack@eecs.umich.edu const uint32_t baseImm = 22357363Sgblack@eecs.umich.edu bits(machInst, 3, 0) | (bits(machInst, 19, 16) << 4); 22367372Sgblack@eecs.umich.edu if (single) { 22377363Sgblack@eecs.umich.edu uint32_t imm = vfp_modified_imm(baseImm, false); 22387376Sgblack@eecs.umich.edu return decodeVfpRegImmOp<VmovImmS>( 22397376Sgblack@eecs.umich.edu machInst, vd, imm, false); 22407363Sgblack@eecs.umich.edu } else { 22417363Sgblack@eecs.umich.edu uint64_t imm = vfp_modified_imm(baseImm, true); 22427376Sgblack@eecs.umich.edu return decodeVfpRegImmOp<VmovImmD>( 22437376Sgblack@eecs.umich.edu machInst, vd, imm, true); 22447363Sgblack@eecs.umich.edu } 22457363Sgblack@eecs.umich.edu } 22467363Sgblack@eecs.umich.edu switch (opc2) { 22477363Sgblack@eecs.umich.edu case 0x0: 22487363Sgblack@eecs.umich.edu if (opc3 == 1) { 22497372Sgblack@eecs.umich.edu if (single) { 22507376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VmovRegS>( 22517376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22527363Sgblack@eecs.umich.edu } else { 22537376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VmovRegD>( 22547376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22557363Sgblack@eecs.umich.edu } 22567363Sgblack@eecs.umich.edu } else { 22577372Sgblack@eecs.umich.edu if (single) { 22587376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VabsS>( 22597376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22607366Sgblack@eecs.umich.edu } else { 22617376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VabsD>( 22627376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22637366Sgblack@eecs.umich.edu } 22647363Sgblack@eecs.umich.edu } 22657363Sgblack@eecs.umich.edu case 0x1: 22667363Sgblack@eecs.umich.edu if (opc3 == 1) { 22677372Sgblack@eecs.umich.edu if (single) { 22687376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VnegS>( 22697376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22707365Sgblack@eecs.umich.edu } else { 22717376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VnegD>( 22727376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22737365Sgblack@eecs.umich.edu } 22747363Sgblack@eecs.umich.edu } else { 22757372Sgblack@eecs.umich.edu if (single) { 22767376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VsqrtS>( 22777376Sgblack@eecs.umich.edu machInst, vd, vm, false); 22787369Sgblack@eecs.umich.edu } else { 22797376Sgblack@eecs.umich.edu return decodeVfpRegRegOp<VsqrtD>( 22807376Sgblack@eecs.umich.edu machInst, vd, vm, true); 22817369Sgblack@eecs.umich.edu } 22827363Sgblack@eecs.umich.edu } 22837363Sgblack@eecs.umich.edu case 0x2: 22847363Sgblack@eecs.umich.edu case 0x3: 22857398Sgblack@eecs.umich.edu { 22867398Sgblack@eecs.umich.edu const bool toHalf = bits(machInst, 16); 22877398Sgblack@eecs.umich.edu const bool top = bits(machInst, 7); 22887398Sgblack@eecs.umich.edu if (top) { 22897398Sgblack@eecs.umich.edu if (toHalf) { 22907398Sgblack@eecs.umich.edu return new VcvtFpSFpHT(machInst, vd, vm); 22917398Sgblack@eecs.umich.edu } else { 22927398Sgblack@eecs.umich.edu return new VcvtFpHTFpS(machInst, vd, vm); 22937398Sgblack@eecs.umich.edu } 22947398Sgblack@eecs.umich.edu } else { 22957398Sgblack@eecs.umich.edu if (toHalf) { 22967398Sgblack@eecs.umich.edu return new VcvtFpSFpHB(machInst, vd, vm); 22977398Sgblack@eecs.umich.edu } else { 22987398Sgblack@eecs.umich.edu return new VcvtFpHBFpS(machInst, vd, vm); 22997398Sgblack@eecs.umich.edu } 23007398Sgblack@eecs.umich.edu } 23017398Sgblack@eecs.umich.edu } 23027363Sgblack@eecs.umich.edu case 0x4: 23037377Sgblack@eecs.umich.edu if (single) { 23047389Sgblack@eecs.umich.edu if (e) { 23057389Sgblack@eecs.umich.edu return new VcmpeS(machInst, vd, vm); 23067389Sgblack@eecs.umich.edu } else { 23077389Sgblack@eecs.umich.edu return new VcmpS(machInst, vd, vm); 23087389Sgblack@eecs.umich.edu } 23097377Sgblack@eecs.umich.edu } else { 23107389Sgblack@eecs.umich.edu if (e) { 23117389Sgblack@eecs.umich.edu return new VcmpeD(machInst, vd, vm); 23127389Sgblack@eecs.umich.edu } else { 23137389Sgblack@eecs.umich.edu return new VcmpD(machInst, vd, vm); 23147389Sgblack@eecs.umich.edu } 23157377Sgblack@eecs.umich.edu } 23167363Sgblack@eecs.umich.edu case 0x5: 23177377Sgblack@eecs.umich.edu if (single) { 23187389Sgblack@eecs.umich.edu if (e) { 23197389Sgblack@eecs.umich.edu return new VcmpeZeroS(machInst, vd, 0); 23207389Sgblack@eecs.umich.edu } else { 23217389Sgblack@eecs.umich.edu return new VcmpZeroS(machInst, vd, 0); 23227389Sgblack@eecs.umich.edu } 23237377Sgblack@eecs.umich.edu } else { 23247389Sgblack@eecs.umich.edu if (e) { 23257389Sgblack@eecs.umich.edu return new VcmpeZeroD(machInst, vd, 0); 23267389Sgblack@eecs.umich.edu } else { 23277389Sgblack@eecs.umich.edu return new VcmpZeroD(machInst, vd, 0); 23287389Sgblack@eecs.umich.edu } 23297377Sgblack@eecs.umich.edu } 23307363Sgblack@eecs.umich.edu case 0x7: 23317363Sgblack@eecs.umich.edu if (opc3 == 0x3) { 23327374Sgblack@eecs.umich.edu if (single) { 23337374Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 23347374Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 23357374Sgblack@eecs.umich.edu return new VcvtFpSFpD(machInst, vd, vm); 23367374Sgblack@eecs.umich.edu } else { 23377374Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 23387374Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 23397374Sgblack@eecs.umich.edu return new VcvtFpDFpS(machInst, vd, vm); 23407374Sgblack@eecs.umich.edu } 23417363Sgblack@eecs.umich.edu } 23427363Sgblack@eecs.umich.edu break; 23437363Sgblack@eecs.umich.edu case 0x8: 23447373Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 23457373Sgblack@eecs.umich.edu if (single) { 23467373Sgblack@eecs.umich.edu return new VcvtUIntFpS(machInst, vd, vm); 23477373Sgblack@eecs.umich.edu } else { 23487373Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 23497373Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 23507373Sgblack@eecs.umich.edu return new VcvtUIntFpD(machInst, vd, vm); 23517373Sgblack@eecs.umich.edu } 23527373Sgblack@eecs.umich.edu } else { 23537373Sgblack@eecs.umich.edu if (single) { 23547373Sgblack@eecs.umich.edu return new VcvtSIntFpS(machInst, vd, vm); 23557373Sgblack@eecs.umich.edu } else { 23567373Sgblack@eecs.umich.edu vm = (IntRegIndex)(bits(machInst, 5) | 23577373Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1)); 23587373Sgblack@eecs.umich.edu return new VcvtSIntFpD(machInst, vd, vm); 23597373Sgblack@eecs.umich.edu } 23607373Sgblack@eecs.umich.edu } 23617363Sgblack@eecs.umich.edu case 0xa: 23627379Sgblack@eecs.umich.edu { 23637379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 23647379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 23657379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 23667379Sgblack@eecs.umich.edu const uint32_t size = 23677379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 23687379Sgblack@eecs.umich.edu if (single) { 23697379Sgblack@eecs.umich.edu if (half) { 23707379Sgblack@eecs.umich.edu return new VcvtSHFixedFpS(machInst, vd, vd, size); 23717379Sgblack@eecs.umich.edu } else { 23727379Sgblack@eecs.umich.edu return new VcvtSFixedFpS(machInst, vd, vd, size); 23737379Sgblack@eecs.umich.edu } 23747379Sgblack@eecs.umich.edu } else { 23757379Sgblack@eecs.umich.edu if (half) { 23767379Sgblack@eecs.umich.edu return new VcvtSHFixedFpD(machInst, vd, vd, size); 23777379Sgblack@eecs.umich.edu } else { 23787379Sgblack@eecs.umich.edu return new VcvtSFixedFpD(machInst, vd, vd, size); 23797379Sgblack@eecs.umich.edu } 23807379Sgblack@eecs.umich.edu } 23817379Sgblack@eecs.umich.edu } 23827363Sgblack@eecs.umich.edu case 0xb: 23837379Sgblack@eecs.umich.edu { 23847379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 23857379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 23867379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 23877379Sgblack@eecs.umich.edu const uint32_t size = 23887379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 23897379Sgblack@eecs.umich.edu if (single) { 23907379Sgblack@eecs.umich.edu if (half) { 23917379Sgblack@eecs.umich.edu return new VcvtUHFixedFpS(machInst, vd, vd, size); 23927379Sgblack@eecs.umich.edu } else { 23937379Sgblack@eecs.umich.edu return new VcvtUFixedFpS(machInst, vd, vd, size); 23947379Sgblack@eecs.umich.edu } 23957379Sgblack@eecs.umich.edu } else { 23967379Sgblack@eecs.umich.edu if (half) { 23977379Sgblack@eecs.umich.edu return new VcvtUHFixedFpD(machInst, vd, vd, size); 23987379Sgblack@eecs.umich.edu } else { 23997379Sgblack@eecs.umich.edu return new VcvtUFixedFpD(machInst, vd, vd, size); 24007379Sgblack@eecs.umich.edu } 24017379Sgblack@eecs.umich.edu } 24027379Sgblack@eecs.umich.edu } 24037363Sgblack@eecs.umich.edu case 0xc: 24047380Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 24057380Sgblack@eecs.umich.edu if (single) { 24067380Sgblack@eecs.umich.edu return new VcvtFpUIntSR(machInst, vd, vm); 24077380Sgblack@eecs.umich.edu } else { 24087380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24097380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24107380Sgblack@eecs.umich.edu return new VcvtFpUIntDR(machInst, vd, vm); 24117380Sgblack@eecs.umich.edu } 24127373Sgblack@eecs.umich.edu } else { 24137380Sgblack@eecs.umich.edu if (single) { 24147380Sgblack@eecs.umich.edu return new VcvtFpUIntS(machInst, vd, vm); 24157380Sgblack@eecs.umich.edu } else { 24167380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24177380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24187380Sgblack@eecs.umich.edu return new VcvtFpUIntD(machInst, vd, vm); 24197380Sgblack@eecs.umich.edu } 24207373Sgblack@eecs.umich.edu } 24217363Sgblack@eecs.umich.edu case 0xd: 24227380Sgblack@eecs.umich.edu if (bits(machInst, 7) == 0) { 24237380Sgblack@eecs.umich.edu if (single) { 24247380Sgblack@eecs.umich.edu return new VcvtFpSIntSR(machInst, vd, vm); 24257380Sgblack@eecs.umich.edu } else { 24267380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24277380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24287380Sgblack@eecs.umich.edu return new VcvtFpSIntDR(machInst, vd, vm); 24297380Sgblack@eecs.umich.edu } 24307373Sgblack@eecs.umich.edu } else { 24317380Sgblack@eecs.umich.edu if (single) { 24327380Sgblack@eecs.umich.edu return new VcvtFpSIntS(machInst, vd, vm); 24337380Sgblack@eecs.umich.edu } else { 24347380Sgblack@eecs.umich.edu vd = (IntRegIndex)(bits(machInst, 22) | 24357380Sgblack@eecs.umich.edu (bits(machInst, 15, 12) << 1)); 24367380Sgblack@eecs.umich.edu return new VcvtFpSIntD(machInst, vd, vm); 24377380Sgblack@eecs.umich.edu } 24387373Sgblack@eecs.umich.edu } 24397363Sgblack@eecs.umich.edu case 0xe: 24407379Sgblack@eecs.umich.edu { 24417379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 24427379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 24437379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 24447379Sgblack@eecs.umich.edu const uint32_t size = 24457379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 24467379Sgblack@eecs.umich.edu if (single) { 24477379Sgblack@eecs.umich.edu if (half) { 24487379Sgblack@eecs.umich.edu return new VcvtFpSHFixedS(machInst, vd, vd, size); 24497379Sgblack@eecs.umich.edu } else { 24507379Sgblack@eecs.umich.edu return new VcvtFpSFixedS(machInst, vd, vd, size); 24517379Sgblack@eecs.umich.edu } 24527379Sgblack@eecs.umich.edu } else { 24537379Sgblack@eecs.umich.edu if (half) { 24547379Sgblack@eecs.umich.edu return new VcvtFpSHFixedD(machInst, vd, vd, size); 24557379Sgblack@eecs.umich.edu } else { 24567379Sgblack@eecs.umich.edu return new VcvtFpSFixedD(machInst, vd, vd, size); 24577379Sgblack@eecs.umich.edu } 24587379Sgblack@eecs.umich.edu } 24597379Sgblack@eecs.umich.edu } 24607363Sgblack@eecs.umich.edu case 0xf: 24617379Sgblack@eecs.umich.edu { 24627379Sgblack@eecs.umich.edu const bool half = (bits(machInst, 7) == 0); 24637379Sgblack@eecs.umich.edu const uint32_t imm = bits(machInst, 5) | 24647379Sgblack@eecs.umich.edu (bits(machInst, 3, 0) << 1); 24657379Sgblack@eecs.umich.edu const uint32_t size = 24667379Sgblack@eecs.umich.edu (bits(machInst, 7) == 0 ? 16 : 32) - imm; 24677379Sgblack@eecs.umich.edu if (single) { 24687379Sgblack@eecs.umich.edu if (half) { 24697379Sgblack@eecs.umich.edu return new VcvtFpUHFixedS(machInst, vd, vd, size); 24707379Sgblack@eecs.umich.edu } else { 24717379Sgblack@eecs.umich.edu return new VcvtFpUFixedS(machInst, vd, vd, size); 24727379Sgblack@eecs.umich.edu } 24737379Sgblack@eecs.umich.edu } else { 24747379Sgblack@eecs.umich.edu if (half) { 24757379Sgblack@eecs.umich.edu return new VcvtFpUHFixedD(machInst, vd, vd, size); 24767379Sgblack@eecs.umich.edu } else { 24777379Sgblack@eecs.umich.edu return new VcvtFpUFixedD(machInst, vd, vd, size); 24787379Sgblack@eecs.umich.edu } 24797379Sgblack@eecs.umich.edu } 24807379Sgblack@eecs.umich.edu } 24817363Sgblack@eecs.umich.edu } 24827363Sgblack@eecs.umich.edu break; 24837363Sgblack@eecs.umich.edu } 24847363Sgblack@eecs.umich.edu return new Unknown(machInst); 24857363Sgblack@eecs.umich.edu } 24867363Sgblack@eecs.umich.edu ''' 24877363Sgblack@eecs.umich.edu}}; 24887363Sgblack@eecs.umich.edu 24897363Sgblack@eecs.umich.edudef format VfpData() {{ 24907363Sgblack@eecs.umich.edu decode_block = ''' 24917363Sgblack@eecs.umich.edu return decodeVfpData(machInst); 24927363Sgblack@eecs.umich.edu ''' 24937363Sgblack@eecs.umich.edu}}; 2494