18ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan//===- X86RecognizableInstr.cpp - Disassembler instruction spec --*- C++ -*-===// 28ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// 38ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// The LLVM Compiler Infrastructure 48ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// 58ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// This file is distributed under the University of Illinois Open Source 68ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// License. See LICENSE.TXT for details. 78ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// 88ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan//===----------------------------------------------------------------------===// 98ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// 108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// This file is part of the X86 Disassembler Emitter. 118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// It contains the implementation of a single recognizable instruction. 128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// Documentation for the disassembler emitter in general can be found in 138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// X86DisasemblerEmitter.h. 148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// 158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan//===----------------------------------------------------------------------===// 168ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#include "X86DisassemblerShared.h" 188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#include "X86RecognizableInstr.h" 198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#include "X86ModRMFilters.h" 208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#include "llvm/Support/ErrorHandling.h" 228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#include <string> 248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananusing namespace llvm; 268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 279492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan#define MRM_MAPPING \ 289492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan MAP(C1, 33) \ 29a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(C2, 34) \ 30a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(C3, 35) \ 31a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(C4, 36) \ 32a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(C8, 37) \ 33a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(C9, 38) \ 34a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(E8, 39) \ 35a599de241041eebc84867ac8e4cb76668cabd236Chris Lattner MAP(F0, 40) \ 363472766f9eb7d66f234c390ce1b3a8b76f0ee9ceDuncan Sands MAP(F8, 41) \ 3787ca0e077d91b96a765b3b24cadfa8891026a33aRafael Espindola MAP(F9, 42) \ 3887ca0e077d91b96a765b3b24cadfa8891026a33aRafael Espindola MAP(D0, 45) \ 399e3d0b335111b2df73984a6cfd9ef1cd5d323872Craig Topper MAP(D1, 46) \ 4028a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(D4, 47) \ 4128a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(D8, 48) \ 4228a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(D9, 49) \ 4328a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DA, 50) \ 4428a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DB, 51) \ 4528a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DC, 52) \ 4628a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DD, 53) \ 4728a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DE, 54) \ 4828a713b20ad17f9a02d4677d8a2fea0edb208418Craig Topper MAP(DF, 55) 499492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan 508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan// A clone of X86 since we can't depend on something that is generated. 518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanannamespace X86Local { 528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan enum { 538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Pseudo = 0, 548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan RawFrm = 1, 558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan AddRegFrm = 2, 568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRMDestReg = 3, 578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRMDestMem = 4, 588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRMSrcReg = 5, 598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRMSrcMem = 6, 60e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper MRM0r = 16, MRM1r = 17, MRM2r = 18, MRM3r = 19, 618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRM4r = 20, MRM5r = 21, MRM6r = 22, MRM7r = 23, 628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRM0m = 24, MRM1m = 25, MRM2m = 26, MRM3m = 27, 638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan MRM4m = 28, MRM5m = 29, MRM6m = 30, MRM7m = 31, 649492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan MRMInitReg = 32, 6576f63aef5645885a4cf3eb3a7274850ed2ff9a62Richard Trieu RawFrmImm8 = 43, 6676f63aef5645885a4cf3eb3a7274850ed2ff9a62Richard Trieu RawFrmImm16 = 44, 679492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan#define MAP(from, to) MRM_##from = to, 689492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan MRM_MAPPING 699492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan#undef MAP 709492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan lastMRM 718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan }; 72e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan enum { 748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TB = 1, 758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan REP = 2, 768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan D8 = 3, D9 = 4, DA = 5, DB = 6, 778ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan DC = 7, DD = 8, DE = 9, DF = 10, 788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan XD = 11, XS = 12, 790d8db8e0a8492ab2d4bef725ec61b519471b97ecChris Lattner T8 = 13, P_TA = 14, 8075485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper A6 = 15, A7 = 16, T8XD = 17, T8XS = 18, TAXD = 19 818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan }; 828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 839492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan 849492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// If rows are added to the opcode extension tables, then corresponding entries 85e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper// must be added here. 869492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// 879492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// If the row corresponds to a single byte (i.e., 8f), then add an entry for 889492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// that byte to ONE_BYTE_EXTENSION_TABLES. 899492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// 90e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper// If the row corresponds to two bytes where the first is 0f, add an entry for 919492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// the second byte to TWO_BYTE_EXTENSION_TABLES. 929492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// 939492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// If the row corresponds to some other set of bytes, you will need to modify 949492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// the code in RecognizableInstr::emitDecodePath() as well, and add new prefixes 95e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper// to the X86 TD files, except in two cases: if the first two bytes of such a 969492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// new combination are 0f 38 or 0f 3a, you just have to add maps called 979492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// THREE_BYTE_38_EXTENSION_TABLES and THREE_BYTE_3A_EXTENSION_TABLES and add a 989492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// switch(Opcode) just below the case X86Local::T8: or case X86Local::TA: line 999492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan// in RecognizableInstr::emitDecodePath(). 1009492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan 1018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define ONE_BYTE_EXTENSION_TABLES \ 1028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(80) \ 1038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(81) \ 1048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(82) \ 1058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(83) \ 1068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(8f) \ 1078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(c0) \ 1088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(c1) \ 1098ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(c6) \ 1108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(c7) \ 1118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(d0) \ 1128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(d1) \ 1138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(d2) \ 1148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(d3) \ 1158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(f6) \ 1168ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(f7) \ 1178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(fe) \ 1188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(ff) 119e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 1208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define TWO_BYTE_EXTENSION_TABLES \ 1218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(00) \ 1228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(01) \ 1238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(18) \ 1248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(71) \ 1258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(72) \ 1268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(73) \ 1278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(ae) \ 1288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(ba) \ 1298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan EXTENSION_TABLE(c7) 1308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 131566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper#define THREE_BYTE_38_EXTENSION_TABLES \ 132566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper EXTENSION_TABLE(F3) 133566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper 1348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananusing namespace X86Disassembler; 1358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// needsModRMForDecode - Indicates whether a particular instruction requires a 137e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper/// ModR/M byte for the instruction to be properly decoded. For example, a 1388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// MRMDestReg instruction needs the Mod field in the ModR/M byte to be set to 1398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// 0b11. 1408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// 1418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @param form - The form of the instruction. 1428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @return - true if the form implies that a ModR/M byte is required, false 1438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// otherwise. 1448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananstatic bool needsModRMForDecode(uint8_t form) { 1458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (form == X86Local::MRMDestReg || 1468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan form == X86Local::MRMDestMem || 1478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan form == X86Local::MRMSrcReg || 1488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan form == X86Local::MRMSrcMem || 1498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (form >= X86Local::MRM0r && form <= X86Local::MRM7r) || 1508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (form >= X86Local::MRM0m && form <= X86Local::MRM7m)) 1518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return true; 1528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 1538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return false; 1548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 1558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// isRegFormat - Indicates whether a particular form requires the Mod field of 1578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// the ModR/M byte to be 0b11. 1588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// 1598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @param form - The form of the instruction. 1608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @return - true if the form implies that Mod must be 0b11, false 1618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// otherwise. 1628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananstatic bool isRegFormat(uint8_t form) { 1638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (form == X86Local::MRMDestReg || 1648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan form == X86Local::MRMSrcReg || 1658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (form >= X86Local::MRM0r && form <= X86Local::MRM7r)) 1668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return true; 1678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 1688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return false; 1698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 1708ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// byteFromBitsInit - Extracts a value at most 8 bits in width from a BitsInit. 1728ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// Useful for switch statements and the like. 1738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// 1748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @param init - A reference to the BitsInit to be decoded. 1758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @return - The field, with the first bit in the BitsInit as the lowest 1768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// order bit. 17705bce0beee87512e52428d4b80f5a8e79a949576David Greenestatic uint8_t byteFromBitsInit(BitsInit &init) { 1788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan int width = init.getNumBits(); 1798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1808ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(width <= 8 && "Field is too large for uint8_t!"); 1818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan int index; 1838ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan uint8_t mask = 0x01; 1848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan uint8_t ret = 0; 1868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan for (index = 0; index < width; index++) { 18805bce0beee87512e52428d4b80f5a8e79a949576David Greene if (static_cast<BitInit*>(init.getBit(index))->getValue()) 1898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ret |= mask; 1908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan mask <<= 1; 1928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 1938ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return ret; 1958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 1968ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// byteFromRec - Extract a value at most 8 bits in with from a Record given the 1988ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// name of the field. 1998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// 2008ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @param rec - The record from which to extract the value. 2018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @param name - The name of the field in the record. 2028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan/// @return - The field, as translated by byteFromBitsInit(). 2038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananstatic uint8_t byteFromRec(const Record* rec, const std::string &name) { 20405bce0beee87512e52428d4b80f5a8e79a949576David Greene BitsInit* bits = rec->getValueAsBitsInit(name); 2058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return byteFromBitsInit(*bits); 2068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 2078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 2088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananRecognizableInstr::RecognizableInstr(DisassemblerTables &tables, 2098ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan const CodeGenInstruction &insn, 2108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan InstrUID uid) { 2118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan UID = uid; 2128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 2138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Rec = insn.TheDef; 2148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Name = Rec->getName(); 2158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec = &tables.specForUID(UID); 216e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (!Rec->isSubClassOf("X86Inst")) { 2188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ShouldBeEmitted = false; 2198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return; 2208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 221e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Prefix = byteFromRec(Rec, "Prefix"); 2238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Opcode = byteFromRec(Rec, "Opcode"); 2248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Form = byteFromRec(Rec, "FormBits"); 2258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan SegOvr = byteFromRec(Rec, "SegOvrBits"); 226e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HasOpSizePrefix = Rec->getValueAsBit("hasOpSizePrefix"); 228930a1ebd929aa0ab4c2610e7f7a721c18dcfe052Craig Topper HasAdSizePrefix = Rec->getValueAsBit("hasAdSizePrefix"); 2298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HasREX_WPrefix = Rec->getValueAsBit("hasREX_WPrefix"); 230a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasVEXPrefix = Rec->getValueAsBit("hasVEXPrefix"); 23199405df044f2c584242e711cc9023ec90356da82Bruno Cardoso Lopes HasVEX_4VPrefix = Rec->getValueAsBit("hasVEX_4VPrefix"); 232b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper HasVEX_4VOp3Prefix = Rec->getValueAsBit("hasVEX_4VOp3Prefix"); 233a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasVEX_WPrefix = Rec->getValueAsBit("hasVEX_WPrefix"); 234e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper HasMemOp4Prefix = Rec->getValueAsBit("hasMemOp4Prefix"); 2356744a17dcfb941d9fdd869b9f06e20660e18ff88Craig Topper IgnoresVEX_L = Rec->getValueAsBit("ignoresVEX_L"); 2368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HasLockPrefix = Rec->getValueAsBit("hasLockPrefix"); 2378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan IsCodeGenOnly = Rec->getValueAsBit("isCodeGenOnly"); 238e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Name = Rec->getName(); 2408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan AsmString = Rec->getValueAsString("AsmString"); 241e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 242c240bb0ede0541426254d0e0dc81d891beda4b22Chris Lattner Operands = &insn.Operands.OperandList; 243e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 24498f213cd60f21437846ce4075c0fe15d7f09a3fdKevin Enderby IsSSE = (HasOpSizePrefix && (Name.find("16") == Name.npos)) || 24598f213cd60f21437846ce4075c0fe15d7f09a3fdKevin Enderby (Name.find("CRC32") != Name.npos); 246a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasFROperands = hasFROperands(); 247a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasVEX_LPrefix = has256BitOperands() || Rec->getValueAsBit("hasVEX_L"); 24817730847d59c919d97f097d46a3fcba1888e5300Craig Topper 2497105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman // Check for 64-bit inst which does not require REX 2504da632e6e09b96db4b3f9202cde4e6ca732001c1Craig Topper Is32Bit = false; 2517105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Is64Bit = false; 2527105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman // FIXME: Is there some better way to check for In64BitMode? 2537105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman std::vector<Record*> Predicates = Rec->getValueAsListOfDefs("Predicates"); 2547105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman for (unsigned i = 0, e = Predicates.size(); i != e; ++i) { 2554da632e6e09b96db4b3f9202cde4e6ca732001c1Craig Topper if (Predicates[i]->getName().find("32Bit") != Name.npos) { 2564da632e6e09b96db4b3f9202cde4e6ca732001c1Craig Topper Is32Bit = true; 2574da632e6e09b96db4b3f9202cde4e6ca732001c1Craig Topper break; 2584da632e6e09b96db4b3f9202cde4e6ca732001c1Craig Topper } 2597105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman if (Predicates[i]->getName().find("64Bit") != Name.npos) { 2607105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Is64Bit = true; 2617105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman break; 2627105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman } 2637105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman } 2647105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman // FIXME: These instructions aren't marked as 64-bit in any way 265e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Is64Bit |= Rec->getName() == "JMP64pcrel32" || 266e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Rec->getName() == "MASKMOVDQU64" || 267e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Rec->getName() == "POPFS64" || 268e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Rec->getName() == "POPGS64" || 269e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Rec->getName() == "PUSHFS64" || 2707105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Rec->getName() == "PUSHGS64" || 2717105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Rec->getName() == "REX64_PREFIX" || 272e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Rec->getName().find("MOV64") != Name.npos || 2737105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Rec->getName().find("PUSH64") != Name.npos || 2747105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman Rec->getName().find("POP64") != Name.npos; 2757105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman 2768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ShouldBeEmitted = true; 2778ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 278e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananvoid RecognizableInstr::processInstr(DisassemblerTables &tables, 2805aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper const CodeGenInstruction &insn, 2815aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper InstrUID uid) 2828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan{ 2834072886a690a853c57c79a87a6423a7bfe0ce61fDaniel Dunbar // Ignore "asm parser only" instructions. 2844072886a690a853c57c79a87a6423a7bfe0ce61fDaniel Dunbar if (insn.TheDef->getValueAsBit("isAsmParserOnly")) 2854072886a690a853c57c79a87a6423a7bfe0ce61fDaniel Dunbar return; 286e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan RecognizableInstr recogInstr(tables, insn, uid); 288e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan recogInstr.emitInstructionSpecifier(tables); 290e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 2918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (recogInstr.shouldBeEmitted()) 2928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan recogInstr.emitDecodePath(tables); 2938ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 2948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 2958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananInstructionContext RecognizableInstr::insnContext() const { 2968ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan InstructionContext insnContext; 2978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 298b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VPrefix || HasVEX_4VOp3Prefix|| HasVEXPrefix) { 299c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper if (HasVEX_LPrefix && HasVEX_WPrefix) { 300c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper if (HasOpSizePrefix) 301c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper insnContext = IC_VEX_L_W_OPSIZE; 302c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper else 303c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper llvm_unreachable("Don't support VEX.L and VEX.W together"); 304c8eb880a7fb0958a3a048a82c8558beec11f1209Craig Topper } else if (HasOpSizePrefix && HasVEX_LPrefix) 305a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_L_OPSIZE; 306a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else if (HasOpSizePrefix && HasVEX_WPrefix) 307a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_W_OPSIZE; 308a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else if (HasOpSizePrefix) 309a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_OPSIZE; 310ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (HasVEX_LPrefix && 311ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper (Prefix == X86Local::XS || Prefix == X86Local::T8XS)) 312a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_L_XS; 31375485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (HasVEX_LPrefix && (Prefix == X86Local::XD || 31475485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::T8XD || 31575485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD)) 316a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_L_XD; 317ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (HasVEX_WPrefix && 318ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper (Prefix == X86Local::XS || Prefix == X86Local::T8XS)) 319a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_W_XS; 32075485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (HasVEX_WPrefix && (Prefix == X86Local::XD || 32175485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::T8XD || 32275485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD)) 323a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_W_XD; 324a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else if (HasVEX_WPrefix) 325a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_W; 326a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else if (HasVEX_LPrefix) 327a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_L; 32875485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (Prefix == X86Local::XD || Prefix == X86Local::T8XD || 32975485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD) 330a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_XD; 331ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (Prefix == X86Local::XS || Prefix == X86Local::T8XS) 332a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX_XS; 333a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else 334a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan insnContext = IC_VEX; 3357105259ce8e9fd78ce9fc1b7a9aaab123fb5db64Eli Friedman } else if (Is64Bit || HasREX_WPrefix) { 3368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (HasREX_WPrefix && HasOpSizePrefix) 3378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_REXW_OPSIZE; 33875485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (HasOpSizePrefix && (Prefix == X86Local::XD || 33975485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::T8XD || 34075485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD)) 341e1b4a1a07ec79440536e4535721f15de3893cd13Craig Topper insnContext = IC_64BIT_XD_OPSIZE; 342ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (HasOpSizePrefix && 343ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper (Prefix == X86Local::XS || Prefix == X86Local::T8XS)) 34429480fd798dc6452948f63825ff41c66f09c2493Craig Topper insnContext = IC_64BIT_XS_OPSIZE; 3458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else if (HasOpSizePrefix) 3468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_OPSIZE; 347930a1ebd929aa0ab4c2610e7f7a721c18dcfe052Craig Topper else if (HasAdSizePrefix) 348930a1ebd929aa0ab4c2610e7f7a721c18dcfe052Craig Topper insnContext = IC_64BIT_ADSIZE; 349ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (HasREX_WPrefix && 350ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper (Prefix == X86Local::XS || Prefix == X86Local::T8XS)) 3518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_REXW_XS; 35275485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (HasREX_WPrefix && (Prefix == X86Local::XD || 35375485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::T8XD || 35475485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD)) 3558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_REXW_XD; 35675485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (Prefix == X86Local::XD || Prefix == X86Local::T8XD || 35775485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD) 3588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_XD; 359ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (Prefix == X86Local::XS || Prefix == X86Local::T8XS) 3608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_XS; 3618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else if (HasREX_WPrefix) 3628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT_REXW; 3638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 3648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_64BIT; 3658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 36675485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper if (HasOpSizePrefix && (Prefix == X86Local::XD || 36775485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::T8XD || 36875485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD)) 369e1b4a1a07ec79440536e4535721f15de3893cd13Craig Topper insnContext = IC_XD_OPSIZE; 370ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (HasOpSizePrefix && 371ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper (Prefix == X86Local::XS || Prefix == X86Local::T8XS)) 37229480fd798dc6452948f63825ff41c66f09c2493Craig Topper insnContext = IC_XS_OPSIZE; 37398f213cd60f21437846ce4075c0fe15d7f09a3fdKevin Enderby else if (HasOpSizePrefix) 3748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_OPSIZE; 375930a1ebd929aa0ab4c2610e7f7a721c18dcfe052Craig Topper else if (HasAdSizePrefix) 376930a1ebd929aa0ab4c2610e7f7a721c18dcfe052Craig Topper insnContext = IC_ADSIZE; 37775485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper else if (Prefix == X86Local::XD || Prefix == X86Local::T8XD || 37875485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper Prefix == X86Local::TAXD) 3798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_XD; 380ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper else if (Prefix == X86Local::XS || Prefix == X86Local::T8XS || 381ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper Prefix == X86Local::REP) 3828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC_XS; 3838ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 3848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext = IC; 3858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 3868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 3878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return insnContext; 3888ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 389e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 3908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananRecognizableInstr::filter_ret RecognizableInstr::filter() const { 391a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan /////////////////// 392a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // FILTER_STRONG 393a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // 394e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 3958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Filter out intrinsics 396e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 39724fd0ddf3136ad7dec6c554f3a97f2d24fe2027fCraig Topper assert(Rec->isSubClassOf("X86Inst") && "Can only filter X86 instructions"); 398e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 3998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Form == X86Local::Pseudo || 400038197988bcd7619657633da7116c7292187d4aeCraig Topper (IsCodeGenOnly && Name.find("_REV") == Name.npos)) 4018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_STRONG; 402e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 403e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 404faf72ffda3bf83b08769428129ee4755787ee6cfKevin Enderby // Filter out artificial instructions but leave in the LOCK_PREFIX so it is 405faf72ffda3bf83b08769428129ee4755787ee6cfKevin Enderby // printed as a separate "instruction". 406e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 407787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper if (Name.find("_Int") != Name.npos || 40849d86c9eb95bf0233cf749c79f0e10d03f33c58eCraig Topper Name.find("Int_") != Name.npos) 409a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return FILTER_STRONG; 410a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 411a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // Filter out instructions with segment override prefixes. 412a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // They're too messy to handle now and we'll special case them if needed. 413e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 414a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan if (SegOvr) 415a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return FILTER_STRONG; 416e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 417a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 418a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ///////////////// 419a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // FILTER_WEAK 420a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // 421a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 422e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 4238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Filter out instructions with a LOCK prefix; 4248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // prefer forms that do not have the prefix 4258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (HasLockPrefix) 4268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 428a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // Filter out alternate forms of AVX instructions 429a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan if (Name.find("_alt") != Name.npos || 430a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan Name.find("XrYr") != Name.npos || 431e1b4a1a07ec79440536e4535721f15de3893cd13Craig Topper (Name.find("r64r") != Name.npos && Name.find("r64r64") == Name.npos) || 432a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan Name.find("_64mr") != Name.npos || 433a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan Name.find("Xrr") != Name.npos || 434a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan Name.find("rr64") != Name.npos) 435a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return FILTER_WEAK; 4368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 4378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Special cases. 43886097c384f84981494ed9c200ff5763afcd960deDale Johannesen 4398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Name.find("PCMPISTRI") != Name.npos && Name != "PCMPISTRI") 4408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Name.find("PCMPESTRI") != Name.npos && Name != "PCMPESTRI") 4428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 4448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Name.find("MOV") != Name.npos && Name.find("r0") != Name.npos) 4458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Name.find("MOVZ") != Name.npos && Name.find("MOVZX") == Name.npos) 4478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Name.find("Fs") != Name.npos) 4498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 450787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper if (Name == "PUSH64i16" || 4518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Name == "MOVPQI2QImr" || 452a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan Name == "VMOVPQI2QImr" || 4538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Name == "MMX_MOVD64rrv164" || 4548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Name == "MOV64ri64i32" || 455787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper Name == "VMASKMOVDQU64" || 456787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper Name == "VEXTRACTPSrr64" || 457787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper Name == "VMOVQd64rr" || 458787a88ff18b3fe9e8f66eda63544eb10a0c806efCraig Topper Name == "VMOVQs64rr") 4598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_WEAK; 4608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 4618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (HasFROperands && Name.find("MOV") != Name.npos && 462e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper ((Name.find("2") != Name.npos && Name.find("32") == Name.npos) || 4638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (Name.find("to") != Name.npos))) 46450c5c8275e576c2129a4ab6146ca4226dcdfe6feCraig Topper return FILTER_STRONG; 4658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 4668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return FILTER_NORMAL; 4678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 468a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 469a21e2eae3def2fe39caed861dcb73c76c715569bSean Callananbool RecognizableInstr::hasFROperands() const { 470a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan const std::vector<CGIOperandList::OperandInfo> &OperandList = *Operands; 471a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan unsigned numOperands = OperandList.size(); 472a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 473a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan for (unsigned operandIndex = 0; operandIndex < numOperands; ++operandIndex) { 474a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan const std::string &recName = OperandList[operandIndex].Rec->getName(); 475e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 476a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan if (recName.find("FR") != recName.npos) 477a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return true; 478a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan } 479a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return false; 480a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan} 481a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 482a21e2eae3def2fe39caed861dcb73c76c715569bSean Callananbool RecognizableInstr::has256BitOperands() const { 483a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan const std::vector<CGIOperandList::OperandInfo> &OperandList = *Operands; 484a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan unsigned numOperands = OperandList.size(); 485e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 486a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan for (unsigned operandIndex = 0; operandIndex < numOperands; ++operandIndex) { 487a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan const std::string &recName = OperandList[operandIndex].Rec->getName(); 488e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 48987a9ece154acdf2164094e6b5a47bac48a53aa4dCraig Topper if (!recName.compare("VR256")) { 490a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return true; 491a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan } 492a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan } 493a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan return false; 494a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan} 495e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 4965aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Toppervoid RecognizableInstr::handleOperand(bool optional, unsigned &operandIndex, 4975aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper unsigned &physicalOperandIndex, 4985aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper unsigned &numPhysicalOperands, 4995aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper const unsigned *operandMapping, 5005aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper OperandEncoding (*encodingFromString) 5015aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper (const std::string&, 5025aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper bool hasOpSizePrefix)) { 5038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (optional) { 5048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (physicalOperandIndex >= numPhysicalOperands) 5058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return; 5068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 5078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(physicalOperandIndex < numPhysicalOperands); 5088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 509e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan while (operandMapping[operandIndex] != operandIndex) { 5118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->operands[operandIndex].encoding = ENCODING_DUP; 5128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->operands[operandIndex].type = 5138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (OperandType)(TYPE_DUP0 + operandMapping[operandIndex]); 5148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++operandIndex; 5158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 516e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan const std::string &typeName = (*Operands)[operandIndex].Rec->getName(); 518a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 5198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->operands[operandIndex].encoding = encodingFromString(typeName, 5208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HasOpSizePrefix); 521e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper Spec->operands[operandIndex].type = typeFromString(typeName, 522a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan IsSSE, 523a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasREX_WPrefix, 524a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HasOpSizePrefix); 525e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++operandIndex; 5278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++physicalOperandIndex; 5288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 5298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 5308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananvoid RecognizableInstr::emitInstructionSpecifier(DisassemblerTables &tables) { 5318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->name = Name; 532e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 53324fd0ddf3136ad7dec6c554f3a97f2d24fe2027fCraig Topper if (!ShouldBeEmitted) 5348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return; 535e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (filter()) { 5378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case FILTER_WEAK: 5388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->filtered = true; 5398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 5408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case FILTER_STRONG: 5418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ShouldBeEmitted = false; 5428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan return; 5438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case FILTER_NORMAL: 5448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 5458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 546e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->insnContext = insnContext(); 548e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 549c240bb0ede0541426254d0e0dc81d891beda4b22Chris Lattner const std::vector<CGIOperandList::OperandInfo> &OperandList = *Operands; 550e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan unsigned numOperands = OperandList.size(); 5528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan unsigned numPhysicalOperands = 0; 553e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // operandMapping maps from operands in OperandList to their originals. 5558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // If operandMapping[i] != i, then the entry is a duplicate. 5568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan unsigned operandMapping[X86_MAX_OPERANDS]; 55706f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper assert(numOperands <= X86_MAX_OPERANDS && "X86_MAX_OPERANDS is not large enough"); 558e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5595aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper for (unsigned operandIndex = 0; operandIndex < numOperands; ++operandIndex) { 5608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (OperandList[operandIndex].Constraints.size()) { 561c240bb0ede0541426254d0e0dc81d891beda4b22Chris Lattner const CGIOperandList::ConstraintInfo &Constraint = 562a7d479c7bd9723cabdd7c9e1e9a1e6e482f78e7eChris Lattner OperandList[operandIndex].Constraints[0]; 563a7d479c7bd9723cabdd7c9e1e9a1e6e482f78e7eChris Lattner if (Constraint.isTied()) { 5645aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper operandMapping[operandIndex] = operandIndex; 5655aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper operandMapping[Constraint.getTiedOperand()] = operandIndex; 5668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 5678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++numPhysicalOperands; 5688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandMapping[operandIndex] = operandIndex; 5698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 5708ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 5718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++numPhysicalOperands; 5728ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandMapping[operandIndex] = operandIndex; 5738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 5748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 575e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define HANDLE_OPERAND(class) \ 5778ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan handleOperand(false, \ 5788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandIndex, \ 5798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan physicalOperandIndex, \ 5808ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan numPhysicalOperands, \ 5818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandMapping, \ 5828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan class##EncodingFromString); 583e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define HANDLE_OPTIONAL(class) \ 5858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan handleOperand(true, \ 5868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandIndex, \ 5878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan physicalOperandIndex, \ 5888ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan numPhysicalOperands, \ 5898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan operandMapping, \ 5908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan class##EncodingFromString); 591e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // operandIndex should always be < numOperands 5935aba78bd8056dc407bcbce4080ffcd12b13c7342Craig Topper unsigned operandIndex = 0; 5948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // physicalOperandIndex should always be < numPhysicalOperands 5958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan unsigned physicalOperandIndex = 0; 596e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 5978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Form) { 5988ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::RawFrm: 5998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 (optional) is an address or immediate. 6008ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 (optional) is an immediate. 601e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper assert(numPhysicalOperands <= 2 && 6028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan "Unexpected number of operands for RawFrm"); 6038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(relocation) 6048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(immediate) 6058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 6068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::AddRegFrm: 6078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is added to the opcode. 6088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 (optional) is an address. 6098ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(numPhysicalOperands >= 1 && numPhysicalOperands <= 2 && 6108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan "Unexpected number of operands for AddRegFrm"); 6118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(opcodeModifier) 6128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(relocation) 6138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 6148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRMDestReg: 6158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a register operand in the R/M field. 6168ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 is a register operand in the Reg/Opcode field. 6173daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // - In AVX, there is a register operand in the VEX.vvvv field here - 6188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 3 (optional) is an immediate. 6193daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper if (HasVEX_4VPrefix) 6203daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper assert(numPhysicalOperands >= 3 && numPhysicalOperands <= 4 && 6213daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper "Unexpected number of operands for MRMDestRegFrm with VEX_4V"); 6223daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper else 6233daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper assert(numPhysicalOperands >= 2 && numPhysicalOperands <= 3 && 6243daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper "Unexpected number of operands for MRMDestRegFrm"); 625e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 6268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(rmRegister) 6273daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper 6283daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper if (HasVEX_4VPrefix) 6293daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // FIXME: In AVX, the register below becomes the one encoded 6303daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // in ModRMVEX and the one above the one in the VEX.VVVV field 6313daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper HANDLE_OPERAND(vvvvRegister) 632e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 6338ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(roRegister) 6348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(immediate) 6358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 6368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRMDestMem: 6378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a memory operand (possibly SIB-extended) 6388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 is a register operand in the Reg/Opcode field. 6393daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // - In AVX, there is a register operand in the VEX.vvvv field here - 6408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 3 (optional) is an immediate. 6413daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper if (HasVEX_4VPrefix) 6423daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper assert(numPhysicalOperands >= 3 && numPhysicalOperands <= 4 && 6433daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper "Unexpected number of operands for MRMDestMemFrm with VEX_4V"); 6443daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper else 6453daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper assert(numPhysicalOperands >= 2 && numPhysicalOperands <= 3 && 6463daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper "Unexpected number of operands for MRMDestMemFrm"); 6478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(memory) 6483daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper 6493daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper if (HasVEX_4VPrefix) 6503daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // FIXME: In AVX, the register below becomes the one encoded 6513daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper // in ModRMVEX and the one above the one in the VEX.VVVV field 6523daa5c29d444a759a0c60656d1aaf2579e5e447cCraig Topper HANDLE_OPERAND(vvvvRegister) 653e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 6548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(roRegister) 6558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(immediate) 6568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 6578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRMSrcReg: 6588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a register operand in the Reg/Opcode field. 6598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 is a register operand in the R/M field. 660a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // - In AVX, there is a register operand in the VEX.vvvv field here - 6618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 3 (optional) is an immediate. 6621386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer // Operand 4 (optional) is an immediate. 66399405df044f2c584242e711cc9023ec90356da82Bruno Cardoso Lopes 664b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VPrefix || HasVEX_4VOp3Prefix) 66506f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper assert(numPhysicalOperands >= 3 && numPhysicalOperands <= 5 && 666e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper "Unexpected number of operands for MRMSrcRegFrm with VEX_4V"); 667a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else 6681386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer assert(numPhysicalOperands >= 2 && numPhysicalOperands <= 4 && 669a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan "Unexpected number of operands for MRMSrcRegFrm"); 670e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 671a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HANDLE_OPERAND(roRegister) 67217730847d59c919d97f097d46a3fcba1888e5300Craig Topper 673b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VPrefix) 674c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes // FIXME: In AVX, the register below becomes the one encoded 675c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes // in ModRMVEX and the one above the one in the VEX.VVVV field 676a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HANDLE_OPERAND(vvvvRegister) 67717730847d59c919d97f097d46a3fcba1888e5300Craig Topper 678e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper if (HasMemOp4Prefix) 679e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper HANDLE_OPERAND(immediate) 680e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper 681a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HANDLE_OPERAND(rmRegister) 68217730847d59c919d97f097d46a3fcba1888e5300Craig Topper 683b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VOp3Prefix) 68417730847d59c919d97f097d46a3fcba1888e5300Craig Topper HANDLE_OPERAND(vvvvRegister) 68517730847d59c919d97f097d46a3fcba1888e5300Craig Topper 68606f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper if (!HasMemOp4Prefix) 68706f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper HANDLE_OPTIONAL(immediate) 68806f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper HANDLE_OPTIONAL(immediate) // above might be a register in 7:4 6891386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer HANDLE_OPTIONAL(immediate) 6908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 6918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRMSrcMem: 6928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a register operand in the Reg/Opcode field. 6938ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 is a memory operand (possibly SIB-extended) 694a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // - In AVX, there is a register operand in the VEX.vvvv field here - 6958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 3 (optional) is an immediate. 696b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper 697b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VPrefix || HasVEX_4VOp3Prefix) 69806f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper assert(numPhysicalOperands >= 3 && numPhysicalOperands <= 5 && 699e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper "Unexpected number of operands for MRMSrcMemFrm with VEX_4V"); 700a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else 701a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan assert(numPhysicalOperands >= 2 && numPhysicalOperands <= 3 && 702a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan "Unexpected number of operands for MRMSrcMemFrm"); 703e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 7048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(roRegister) 705c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes 706b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VPrefix) 707c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes // FIXME: In AVX, the register below becomes the one encoded 708c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes // in ModRMVEX and the one above the one in the VEX.VVVV field 709a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan HANDLE_OPERAND(vvvvRegister) 710c902a59f4c786a2a047f0b4c964a93108f248915Bruno Cardoso Lopes 711e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper if (HasMemOp4Prefix) 712e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper HANDLE_OPERAND(immediate) 713e6a3a2990e3f783c906e9db58e55439cb06f9fa5Craig Topper 7148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(memory) 71517730847d59c919d97f097d46a3fcba1888e5300Craig Topper 716b53fa8bf19a51f0c49a9f8b6ede3e2ff3bdfb961Craig Topper if (HasVEX_4VOp3Prefix) 71717730847d59c919d97f097d46a3fcba1888e5300Craig Topper HANDLE_OPERAND(vvvvRegister) 71817730847d59c919d97f097d46a3fcba1888e5300Craig Topper 71906f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper if (!HasMemOp4Prefix) 72006f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper HANDLE_OPTIONAL(immediate) 72106f554d06ab0f9390d04bcbaabb76f572d940249Craig Topper HANDLE_OPTIONAL(immediate) // above might be a register in 7:4 7228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 7238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0r: 7248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1r: 7258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2r: 7268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3r: 7278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4r: 7288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5r: 7298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6r: 7308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7r: 7318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a register operand in the R/M field. 7328ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 (optional) is an immediate or relocation. 7331386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer // Operand 3 (optional) is an immediate. 734a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan if (HasVEX_4VPrefix) 735a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan assert(numPhysicalOperands <= 3 && 736566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper "Unexpected number of operands for MRMnRFrm with VEX_4V"); 737a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan else 7381386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer assert(numPhysicalOperands <= 3 && 739a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan "Unexpected number of operands for MRMnRFrm"); 740a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan if (HasVEX_4VPrefix) 741566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper HANDLE_OPERAND(vvvvRegister) 7428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(rmRegister) 7438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(relocation) 7441386e9b7b16a8138ae7060c2dbb8b029f7c4fce2Benjamin Kramer HANDLE_OPTIONAL(immediate) 7458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 7468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0m: 7478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1m: 7488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2m: 7498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3m: 7508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4m: 7518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5m: 7528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6m: 7538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7m: 7548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 1 is a memory operand (possibly SIB-extended) 7558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Operand 2 (optional) is an immediate or relocation. 756566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper if (HasVEX_4VPrefix) 757566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper assert(numPhysicalOperands >= 2 && numPhysicalOperands <= 3 && 758566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper "Unexpected number of operands for MRMnMFrm"); 759566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper else 760566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper assert(numPhysicalOperands >= 1 && numPhysicalOperands <= 2 && 761566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper "Unexpected number of operands for MRMnMFrm"); 762566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper if (HasVEX_4VPrefix) 763566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper HANDLE_OPERAND(vvvvRegister) 7648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPERAND(memory) 7658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan HANDLE_OPTIONAL(relocation) 7668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 7676aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan case X86Local::RawFrmImm8: 7686aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan // operand 1 is a 16-bit immediate 7696aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan // operand 2 is an 8-bit immediate 7706aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan assert(numPhysicalOperands == 2 && 7716aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan "Unexpected number of operands for X86Local::RawFrmImm8"); 7726aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan HANDLE_OPERAND(immediate) 7736aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan HANDLE_OPERAND(immediate) 7746aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan break; 7756aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan case X86Local::RawFrmImm16: 7766aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan // operand 1 is a 16-bit immediate 7776aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan // operand 2 is a 16-bit immediate 7786aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan HANDLE_OPERAND(immediate) 7796aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan HANDLE_OPERAND(immediate) 7806aeb2e32b7724e7c4bd878d4c899be917492cb32Sean Callanan break; 7818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRMInitReg: 7828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Ignored. 7838ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 7848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 785e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 7868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan #undef HANDLE_OPERAND 7878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan #undef HANDLE_OPTIONAL 7888ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 7898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 7908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callananvoid RecognizableInstr::emitDecodePath(DisassemblerTables &tables) const { 7918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Special cases where the LLVM tables are not complete 7928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 7939492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan#define MAP(from, to) \ 7949492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan case X86Local::MRM_##from: \ 7959492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan filter = new ExactFilter(0x##from); \ 7969492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan break; 7978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 7988ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan OpcodeType opcodeType = (OpcodeType)-1; 799e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 800e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper ModRMFilter* filter = NULL; 8018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan uint8_t opcodeToSet = 0; 8028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 8038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Prefix) { 8048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // Extended two-byte opcodes can start with f2 0f, f3 0f, or 0f 8058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::XD: 8068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::XS: 8078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::TB: 8088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeType = TWOBYTE; 8098ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 8108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Opcode) { 81195a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan default: 81295a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan if (needsModRMForDecode(Form)) 81395a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan filter = new ModFilter(isRegFormat(Form)); 81495a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan else 81595a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan filter = new DumbFilter(); 81695a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan break; 8178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define EXTENSION_TABLE(n) case 0x##n: 8188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TWO_BYTE_EXTENSION_TABLES 8198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#undef EXTENSION_TABLE 8208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Form) { 8218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan default: 8228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled two-byte extended opcode"); 8238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0r: 8248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1r: 8258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2r: 8268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3r: 8278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4r: 8288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5r: 8298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6r: 8308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7r: 8318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ExtendedFilter(true, Form - X86Local::MRM0r); 8328ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 8338ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0m: 8348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1m: 8358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2m: 8368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3m: 8378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4m: 8388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5m: 8398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6m: 8408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7m: 8418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ExtendedFilter(false, Form - X86Local::MRM0m); 8428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 8439492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan MRM_MAPPING 8448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } // switch (Form) 8458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 84695a5a7d57015c21b355a351c2efc6866f89b2f61Sean Callanan } // switch (Opcode) 8478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet = Opcode; 8488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 8498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::T8: 850ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper case X86Local::T8XD: 851ee62e4f6d192ee31d1ad9dd0ba0c41db6663d3c7Craig Topper case X86Local::T8XS: 8528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeType = THREEBYTE_38; 853566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper switch (Opcode) { 854566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper default: 855566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper if (needsModRMForDecode(Form)) 856566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper filter = new ModFilter(isRegFormat(Form)); 857566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper else 858566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper filter = new DumbFilter(); 859566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper break; 860566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper#define EXTENSION_TABLE(n) case 0x##n: 861566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper THREE_BYTE_38_EXTENSION_TABLES 862566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper#undef EXTENSION_TABLE 863566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper switch (Form) { 864566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper default: 865566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper llvm_unreachable("Unhandled two-byte extended opcode"); 866566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM0r: 867566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM1r: 868566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM2r: 869566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM3r: 870566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM4r: 871566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM5r: 872566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM6r: 873566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM7r: 874566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper filter = new ExtendedFilter(true, Form - X86Local::MRM0r); 875566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper break; 876566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM0m: 877566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM1m: 878566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM2m: 879566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM3m: 880566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM4m: 881566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM5m: 882566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM6m: 883566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper case X86Local::MRM7m: 884566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper filter = new ExtendedFilter(false, Form - X86Local::MRM0m); 885566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper break; 886566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper MRM_MAPPING 887566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper } // switch (Form) 888566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper break; 889566f233ba64c0bb2773b5717cb18753c7564f4b7Craig Topper } // switch (Opcode) 8908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet = Opcode; 8918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 8920d8db8e0a8492ab2d4bef725ec61b519471b97ecChris Lattner case X86Local::P_TA: 89375485d6746f8b5b23c17cf6d2364e7e1e0705992Craig Topper case X86Local::TAXD: 8948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeType = THREEBYTE_3A; 8958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (needsModRMForDecode(Form)) 8968ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ModFilter(isRegFormat(Form)); 8978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 8988ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new DumbFilter(); 8998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet = Opcode; 9008ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9014a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger case X86Local::A6: 9024a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger opcodeType = THREEBYTE_A6; 9034a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger if (needsModRMForDecode(Form)) 9044a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger filter = new ModFilter(isRegFormat(Form)); 9054a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger else 9064a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger filter = new DumbFilter(); 9074a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger opcodeToSet = Opcode; 9084a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger break; 9094a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger case X86Local::A7: 9104a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger opcodeType = THREEBYTE_A7; 9114a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger if (needsModRMForDecode(Form)) 9124a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger filter = new ModFilter(isRegFormat(Form)); 9134a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger else 9144a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger filter = new DumbFilter(); 9154a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger opcodeToSet = Opcode; 9164a8ac8de1ddfeaadb9ff13ce361bfc6435f18028Joerg Sonnenberger break; 9178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::D8: 9188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::D9: 9198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DA: 9208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DB: 9218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DC: 9228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DD: 9238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DE: 9248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::DF: 9258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(Opcode >= 0xc0 && "Unexpected opcode for an escape opcode"); 9268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeType = ONEBYTE; 9278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Form == X86Local::AddRegFrm) { 9288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierType = MODIFIER_MODRM; 9298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierBase = Opcode; 9308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new AddRegEscapeFilter(Opcode); 9318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 9328ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new EscapeFilter(true, Opcode); 9338ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 9348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet = 0xd8 + (Prefix - X86Local::D8); 9358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 936842f58f9be82e1a0d2751e7982ef3641829acf87Craig Topper case X86Local::REP: 9378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan default: 9388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeType = ONEBYTE; 9398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Opcode) { 9408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define EXTENSION_TABLE(n) case 0x##n: 9418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ONE_BYTE_EXTENSION_TABLES 9428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#undef EXTENSION_TABLE 9438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan switch (Form) { 9448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan default: 9458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Fell through the cracks of a single-byte " 9468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan "extended opcode"); 9478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0r: 9488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1r: 9498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2r: 9508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3r: 9518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4r: 9528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5r: 9538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6r: 9548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7r: 9558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ExtendedFilter(true, Form - X86Local::MRM0r); 9568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM0m: 9588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM1m: 9598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM2m: 9608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM3m: 9618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM4m: 9628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM5m: 9638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM6m: 9648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case X86Local::MRM7m: 9658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ExtendedFilter(false, Form - X86Local::MRM0m); 9668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9679492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan MRM_MAPPING 9688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } // switch (Form) 9698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9708ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xd8: 9718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xd9: 9728ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xda: 9738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xdb: 9748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xdc: 9758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xdd: 9768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xde: 9778ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan case 0xdf: 9788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new EscapeFilter(false, Form - X86Local::MRM0m); 9798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9808ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan default: 9818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (needsModRMForDecode(Form)) 9828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new ModFilter(isRegFormat(Form)); 9838ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan else 9848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan filter = new DumbFilter(); 9858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan break; 9868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } // switch (Opcode) 9878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet = Opcode; 9888ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } // switch (Prefix) 9898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 9908ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(opcodeType != (OpcodeType)-1 && 9918ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan "Opcode type not set"); 9928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(filter && "Filter not set"); 9938ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 9948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (Form == X86Local::AddRegFrm) { 9958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if(Spec->modifierType != MODIFIER_MODRM) { 9968ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan assert(opcodeToSet < 0xf9 && 9978ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan "Not enough room for all ADDREG_FRM operands"); 998e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 9998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan uint8_t currentOpcode; 10008ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 10018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan for (currentOpcode = opcodeToSet; 10028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan currentOpcode < opcodeToSet + 8; 10038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ++currentOpcode) 1004e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper tables.setTableFields(opcodeType, 1005e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper insnContext(), 1006e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper currentOpcode, 1007e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper *filter, 10086744a17dcfb941d9fdd869b9f06e20660e18ff88Craig Topper UID, Is32Bit, IgnoresVEX_L); 1009e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 10108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierType = MODIFIER_OPCODE; 10118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierBase = opcodeToSet; 10128ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 10138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // modifierBase was set where MODIFIER_MODRM was set 1014e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper tables.setTableFields(opcodeType, 1015e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper insnContext(), 1016e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper opcodeToSet, 1017e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper *filter, 10186744a17dcfb941d9fdd869b9f06e20660e18ff88Craig Topper UID, Is32Bit, IgnoresVEX_L); 10198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 10208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } else { 10218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan tables.setTableFields(opcodeType, 10228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan insnContext(), 10238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan opcodeToSet, 10248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan *filter, 10256744a17dcfb941d9fdd869b9f06e20660e18ff88Craig Topper UID, Is32Bit, IgnoresVEX_L); 1026e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 10278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierType = MODIFIER_NONE; 10288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan Spec->modifierBase = opcodeToSet; 10298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 1030e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 10318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan delete filter; 1032e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper 10339492be8d10d7df8efaf33bcf2eb3ad13d49ddd60Sean Callanan#undef MAP 10348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 10358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 10368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define TYPE(str, type) if (s == str) return type; 10378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandType RecognizableInstr::typeFromString(const std::string &s, 10388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool isSSE, 10398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasREX_WPrefix, 10408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 10418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if (isSSE) { 1042e6c97ffb0d69125d989acc7e1a62c182096dd4e2Craig Topper // For SSE instructions, we ignore the OpSize prefix and force operand 10438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // sizes. 10448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR16", TYPE_R16) 10458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR32", TYPE_R32) 10468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR64", TYPE_R64) 10478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 10488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if(hasREX_WPrefix) { 10498ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // For instructions with a REX_W prefix, a declared 32-bit register encoding 10508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // is special. 10518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR32", TYPE_R32) 10528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 10538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if(!hasOpSizePrefix) { 10548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // For instructions without an OpSize prefix, a declared 16-bit register or 10558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // immediate encoding is special. 10568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR16", TYPE_R16) 10578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i16imm", TYPE_IMM16) 10588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 10598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i16mem", TYPE_Mv) 10608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i16imm", TYPE_IMMv) 10618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i16i8imm", TYPE_IMMv) 10628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR16", TYPE_Rv) 10638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i32mem", TYPE_Mv) 10648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i32imm", TYPE_IMMv) 10658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i32i8imm", TYPE_IMM32) 1066c37d4bbf1f33c5e4b1c2f1bf1a6e2cae2ae5603aKevin Enderby TYPE("u32u8imm", TYPE_IMM32) 10678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR32", TYPE_Rv) 10688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i64mem", TYPE_Mv) 10698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i64i32imm", TYPE_IMM64) 10708ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i64i8imm", TYPE_IMM64) 10718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR64", TYPE_R64) 10728ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i8mem", TYPE_M8) 10738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i8imm", TYPE_IMM8) 10748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("GR8", TYPE_R8) 10758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("VR128", TYPE_XMM128) 10768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("f128mem", TYPE_M128) 1077b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner TYPE("f256mem", TYPE_M256) 10788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("FR64", TYPE_XMM64) 10798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("f64mem", TYPE_M64FP) 1080b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner TYPE("sdmem", TYPE_M64FP) 10818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("FR32", TYPE_XMM32) 10828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("f32mem", TYPE_M32FP) 1083b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner TYPE("ssmem", TYPE_M32FP) 10848ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("RST", TYPE_ST) 10858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i128mem", TYPE_M128) 1086a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan TYPE("i256mem", TYPE_M256) 10878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i64i32imm_pcrel", TYPE_REL64) 10889fc05227a2596c545b845ed9a72673995e49d16bChris Lattner TYPE("i16imm_pcrel", TYPE_REL16) 10898ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i32imm_pcrel", TYPE_REL32) 10905edca8162623b742282f5f03b0872ac3469b5bedSean Callanan TYPE("SSECC", TYPE_IMM3) 1091769bbfd951018f9b36f3d2f0d70a23d81f2d3287Craig Topper TYPE("AVXCC", TYPE_IMM5) 10928ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("brtarget", TYPE_RELv) 1093c266600bec4b5ba0ee93ffdfeaafcab8f1295145Owen Anderson TYPE("uncondbrtarget", TYPE_RELv) 10948ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("brtarget8", TYPE_REL8) 10958ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("f80mem", TYPE_M80FP) 10967fb35a2fd83f5deadefcb230669b07e1d5b98137Sean Callanan TYPE("lea32mem", TYPE_LEA) 10977fb35a2fd83f5deadefcb230669b07e1d5b98137Sean Callanan TYPE("lea64_32mem", TYPE_LEA) 10987fb35a2fd83f5deadefcb230669b07e1d5b98137Sean Callanan TYPE("lea64mem", TYPE_LEA) 10998ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("VR64", TYPE_MM64) 11008ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("i64imm", TYPE_IMMv) 11018ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("opaque32mem", TYPE_M1616) 11028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("opaque48mem", TYPE_M1632) 11038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("opaque80mem", TYPE_M1664) 11048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("opaque512mem", TYPE_M512) 11058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("SEGMENT_REG", TYPE_SEGMENTREG) 11068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("DEBUG_REG", TYPE_DEBUGREG) 11071a8b789a4b8290d263c1c75411788ca45bae3230Sean Callanan TYPE("CONTROL_REG", TYPE_CONTROLREG) 11088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("offset8", TYPE_MOFFS8) 11098ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("offset16", TYPE_MOFFS16) 11108ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("offset32", TYPE_MOFFS32) 11118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan TYPE("offset64", TYPE_MOFFS64) 1112a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan TYPE("VR256", TYPE_XMM256) 11137ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper TYPE("GR16_NOAX", TYPE_Rv) 11147ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper TYPE("GR32_NOAX", TYPE_Rv) 11157ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper TYPE("GR64_NOAX", TYPE_R64) 111675dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper TYPE("vx32mem", TYPE_M32) 111775dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper TYPE("vy32mem", TYPE_M32) 111875dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper TYPE("vx64mem", TYPE_M64) 111975dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper TYPE("vy64mem", TYPE_M64) 11208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled type string " << s << "\n"; 11218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled type string"); 11228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 11238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#undef TYPE 11248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 11258ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan#define ENCODING(str, encoding) if (s == str) return encoding; 11268ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::immediateEncodingFromString 11278ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 11288ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 11298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if(!hasOpSizePrefix) { 11308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // For instructions without an OpSize prefix, a declared 16-bit register or 11318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // immediate encoding is special. 11328ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16imm", ENCODING_IW) 11338ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 11348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32i8imm", ENCODING_IB) 1135c37d4bbf1f33c5e4b1c2f1bf1a6e2cae2ae5603aKevin Enderby ENCODING("u32u8imm", ENCODING_IB) 11368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("SSECC", ENCODING_IB) 1137769bbfd951018f9b36f3d2f0d70a23d81f2d3287Craig Topper ENCODING("AVXCC", ENCODING_IB) 11388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16imm", ENCODING_Iv) 11398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16i8imm", ENCODING_IB) 11408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32imm", ENCODING_Iv) 11418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64i32imm", ENCODING_ID) 11428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64i8imm", ENCODING_IB) 11438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i8imm", ENCODING_IB) 1144a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // This is not a typo. Instructions like BLENDVPD put 1145a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan // register IDs in 8-bit immediates nowadays. 1146a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR256", ENCODING_IB) 1147a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR128", ENCODING_IB) 1148bf4043768c6726db523f99460645842e5024fc7fCraig Topper ENCODING("FR32", ENCODING_IB) 1149bf4043768c6726db523f99460645842e5024fc7fCraig Topper ENCODING("FR64", ENCODING_IB) 11508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled immediate encoding " << s << "\n"; 11518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled immediate encoding"); 11528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 11538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 11548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::rmRegisterEncodingFromString 11558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 11568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 11578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR16", ENCODING_RM) 11588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR32", ENCODING_RM) 11598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR64", ENCODING_RM) 11608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR8", ENCODING_RM) 11618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("VR128", ENCODING_RM) 11628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("FR64", ENCODING_RM) 11638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("FR32", ENCODING_RM) 11648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("VR64", ENCODING_RM) 1165a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR256", ENCODING_RM) 11668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled R/M register encoding " << s << "\n"; 11678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled R/M register encoding"); 11688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 11698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 11708ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::roRegisterEncodingFromString 11718ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 11728ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 11738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR16", ENCODING_REG) 11748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR32", ENCODING_REG) 11758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR64", ENCODING_REG) 11768ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR8", ENCODING_REG) 11778ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("VR128", ENCODING_REG) 11788ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("FR64", ENCODING_REG) 11798ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("FR32", ENCODING_REG) 11808ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("VR64", ENCODING_REG) 11818ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("SEGMENT_REG", ENCODING_REG) 11828ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("DEBUG_REG", ENCODING_REG) 11831a8b789a4b8290d263c1c75411788ca45bae3230Sean Callanan ENCODING("CONTROL_REG", ENCODING_REG) 1184a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR256", ENCODING_REG) 11858ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled reg/opcode register encoding " << s << "\n"; 11868ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled reg/opcode register encoding"); 11878ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 11888ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 1189a21e2eae3def2fe39caed861dcb73c76c715569bSean CallananOperandEncoding RecognizableInstr::vvvvRegisterEncodingFromString 1190a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan (const std::string &s, 1191a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan bool hasOpSizePrefix) { 119254a11176f6a5e07e243f1d87ba19ac3f4681976bCraig Topper ENCODING("GR32", ENCODING_VVVV) 119354a11176f6a5e07e243f1d87ba19ac3f4681976bCraig Topper ENCODING("GR64", ENCODING_VVVV) 1194a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("FR32", ENCODING_VVVV) 1195a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("FR64", ENCODING_VVVV) 1196a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR128", ENCODING_VVVV) 1197a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("VR256", ENCODING_VVVV) 1198a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan errs() << "Unhandled VEX.vvvv register encoding " << s << "\n"; 1199a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan llvm_unreachable("Unhandled VEX.vvvv register encoding"); 1200a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan} 1201a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan 12028ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::memoryEncodingFromString 12038ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 12048ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 12058ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16mem", ENCODING_RM) 12068ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32mem", ENCODING_RM) 12078ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64mem", ENCODING_RM) 12088ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i8mem", ENCODING_RM) 1209b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner ENCODING("ssmem", ENCODING_RM) 1210b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner ENCODING("sdmem", ENCODING_RM) 12118ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("f128mem", ENCODING_RM) 1212b2ef4c1235c846c2503d0796541f4255ef1e13f5Chris Lattner ENCODING("f256mem", ENCODING_RM) 12138ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("f64mem", ENCODING_RM) 12148ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("f32mem", ENCODING_RM) 12158ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i128mem", ENCODING_RM) 1216a21e2eae3def2fe39caed861dcb73c76c715569bSean Callanan ENCODING("i256mem", ENCODING_RM) 12178ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("f80mem", ENCODING_RM) 12188ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("lea32mem", ENCODING_RM) 12198ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("lea64_32mem", ENCODING_RM) 12208ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("lea64mem", ENCODING_RM) 12218ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("opaque32mem", ENCODING_RM) 12228ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("opaque48mem", ENCODING_RM) 12238ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("opaque80mem", ENCODING_RM) 12248ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("opaque512mem", ENCODING_RM) 122575dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper ENCODING("vx32mem", ENCODING_RM) 122675dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper ENCODING("vy32mem", ENCODING_RM) 122775dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper ENCODING("vx64mem", ENCODING_RM) 122875dc33a60b65bbbf2253b0b916df1d36a4da4237Craig Topper ENCODING("vy64mem", ENCODING_RM) 12298ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled memory encoding " << s << "\n"; 12308ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled memory encoding"); 12318ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 12328ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 12338ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::relocationEncodingFromString 12348ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 12358ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 12368ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan if(!hasOpSizePrefix) { 12378ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // For instructions without an OpSize prefix, a declared 16-bit register or 12388ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan // immediate encoding is special. 12398ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16imm", ENCODING_IW) 12408ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan } 12418ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16imm", ENCODING_Iv) 12428ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i16i8imm", ENCODING_IB) 12438ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32imm", ENCODING_Iv) 12448ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32i8imm", ENCODING_IB) 12458ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64i32imm", ENCODING_ID) 12468ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64i8imm", ENCODING_IB) 12478ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i8imm", ENCODING_IB) 12488ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64i32imm_pcrel", ENCODING_ID) 12499fc05227a2596c545b845ed9a72673995e49d16bChris Lattner ENCODING("i16imm_pcrel", ENCODING_IW) 12508ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i32imm_pcrel", ENCODING_ID) 12518ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("brtarget", ENCODING_Iv) 12528ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("brtarget8", ENCODING_IB) 12538ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("i64imm", ENCODING_IO) 12548ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("offset8", ENCODING_Ia) 12558ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("offset16", ENCODING_Ia) 12568ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("offset32", ENCODING_Ia) 12578ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("offset64", ENCODING_Ia) 12588ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled relocation encoding " << s << "\n"; 12598ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled relocation encoding"); 12608ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 12618ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan 12628ed9f51663bc5533f36ca62e5668ae08e9a1313fSean CallananOperandEncoding RecognizableInstr::opcodeModifierEncodingFromString 12638ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan (const std::string &s, 12648ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan bool hasOpSizePrefix) { 12658ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("RST", ENCODING_I) 12668ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR32", ENCODING_Rv) 12678ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR64", ENCODING_RO) 12688ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR16", ENCODING_Rv) 12698ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan ENCODING("GR8", ENCODING_RB) 12707ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper ENCODING("GR16_NOAX", ENCODING_Rv) 12717ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper ENCODING("GR32_NOAX", ENCODING_Rv) 12727ea16b01fad5236cc132cb5fc3e443fcbf70d3b8Craig Topper ENCODING("GR64_NOAX", ENCODING_RO) 12738ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan errs() << "Unhandled opcode modifier encoding " << s << "\n"; 12748ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan llvm_unreachable("Unhandled opcode modifier encoding"); 12758ed9f51663bc5533f36ca62e5668ae08e9a1313fSean Callanan} 12769e6d1d1f5034347d237941f1bf08fba5c1583cd3Daniel Dunbar#undef ENCODING 1277