ARMAsmParser.cpp revision 24d22d27640e9de954a5ac26f51a45cc96bb9135
1ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby//===-- ARMAsmParser.cpp - Parse ARM assembly to MCInst instructions ------===// 2ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// 3ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// The LLVM Compiler Infrastructure 4ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// 5ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// This file is distributed under the University of Illinois Open Source 6ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// License. See LICENSE.TXT for details. 7ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby// 8ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby//===----------------------------------------------------------------------===// 9ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 10ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "ARM.h" 1192b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling#include "ARMAddressingModes.h" 123483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar#include "ARMSubtarget.h" 13c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/MC/MCParser/MCAsmLexer.h" 14c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/MC/MCParser/MCAsmParser.h" 15c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/MC/MCParser/MCParsedAsmOperand.h" 16642fc9c24ba7c43a4a962c6c05cfffce713d7de7Jim Grosbach#include "llvm/MC/MCContext.h" 17ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "llvm/MC/MCStreamer.h" 18ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "llvm/MC/MCExpr.h" 19ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "llvm/MC/MCInst.h" 20ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "llvm/Target/TargetRegistry.h" 21ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby#include "llvm/Target/TargetAsmParser.h" 22c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/Support/SourceMgr.h" 23fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar#include "llvm/Support/raw_ostream.h" 24c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/ADT/SmallVector.h" 25345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar#include "llvm/ADT/StringSwitch.h" 26c6ef277a0b8f43af22d86aea9d5053749cacfbbbChris Lattner#include "llvm/ADT/Twine.h" 27ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbyusing namespace llvm; 28ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 29a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby// The shift types for register controlled shifts in arm memory addressing 30a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderbyenum ShiftType { 31a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Lsl, 32a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Lsr, 33a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Asr, 34a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Ror, 35a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Rrx 36a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby}; 37a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 383a69756e392942bc522193f38d7f33958ed3b131Chris Lattnernamespace { 39146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling 40146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendlingclass ARMOperand; 4116c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 42ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbyclass ARMAsmParser : public TargetAsmParser { 43ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby MCAsmParser &Parser; 44d73ada7d24832bc2a4c3965b8f00ffd951341acfDaniel Dunbar TargetMachine &TM; 45ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 46ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby MCAsmParser &getParser() const { return Parser; } 47ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby MCAsmLexer &getLexer() const { return Parser.getLexer(); } 48ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 49ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby void Warning(SMLoc L, const Twine &Msg) { Parser.Warning(L, Msg); } 50ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby bool Error(SMLoc L, const Twine &Msg) { return Parser.Error(L, Msg); } 51ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 52e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner int TryParseRegister(); 53e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner ARMOperand *TryParseRegisterWithWriteBack(); 54c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner ARMOperand *ParseRegisterList(); 55550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner ARMOperand *ParseMemory(); 56146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling ARMOperand *ParseOperand(); 57a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 589c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby bool ParseMemoryOffsetReg(bool &Negative, 599c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby bool &OffsetRegShifted, 609c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby enum ShiftType &ShiftType, 619c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby const MCExpr *&ShiftAmount, 629c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby const MCExpr *&Offset, 639c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby bool &OffsetIsReg, 64762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan int &OffsetRegNum, 65762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc &E); 66762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan bool ParseShift(enum ShiftType &St, const MCExpr *&ShiftAmount, SMLoc &E); 67ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby bool ParseDirectiveWord(unsigned Size, SMLoc L); 68515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby bool ParseDirectiveThumb(SMLoc L); 69515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby bool ParseDirectiveThumbFunc(SMLoc L); 70515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby bool ParseDirectiveCode(SMLoc L); 71515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby bool ParseDirectiveSyntax(SMLoc L); 72515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 737036f8be4df8a1a830ca01afe9497b035a5647d6Chris Lattner bool MatchAndEmitInstruction(SMLoc IDLoc, 747c51a3172cf5104ebeaef22f1366fa634ca00d85Chris Lattner SmallVectorImpl<MCParsedAsmOperand*> &Operands, 75fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner MCStreamer &Out); 7616c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 77a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby /// @name Auto-generated Match Functions 78a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby /// { 793483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 800692ee676f8cdad25ad09a868bf597af4115c9d9Chris Lattner#define GET_ASSEMBLER_HEADER 810692ee676f8cdad25ad09a868bf597af4115c9d9Chris Lattner#include "ARMGenAsmMatcher.inc" 82a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 83a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby /// } 84a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 85ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbypublic: 86d73ada7d24832bc2a4c3965b8f00ffd951341acfDaniel Dunbar ARMAsmParser(const Target &T, MCAsmParser &_Parser, TargetMachine &_TM) 87833c93c7958dbbd9d648f331091fbfbeabf342e6Jim Grosbach : TargetAsmParser(T), Parser(_Parser), TM(_TM) { 88833c93c7958dbbd9d648f331091fbfbeabf342e6Jim Grosbach // Initialize the set of available features. 89833c93c7958dbbd9d648f331091fbfbeabf342e6Jim Grosbach setAvailableFeatures(ComputeAvailableFeatures( 90833c93c7958dbbd9d648f331091fbfbeabf342e6Jim Grosbach &TM.getSubtarget<ARMSubtarget>())); 91833c93c7958dbbd9d648f331091fbfbeabf342e6Jim Grosbach } 92ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 9338e59891ee4417a9be2f8146ce0ba3269e38ac21Benjamin Kramer virtual bool ParseInstruction(StringRef Name, SMLoc NameLoc, 949898671a74d3fc924347e679c45edaa685b3fe6eChris Lattner SmallVectorImpl<MCParsedAsmOperand*> &Operands); 95ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby virtual bool ParseDirective(AsmToken DirectiveID); 96ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby}; 9716c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach} // end anonymous namespace 9816c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 993a69756e392942bc522193f38d7f33958ed3b131Chris Lattnernamespace { 1003a69756e392942bc522193f38d7f33958ed3b131Chris Lattner 101a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// ARMOperand - Instances of this class represent a parsed ARM machine 102a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// instruction. 103146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendlingclass ARMOperand : public MCParsedAsmOperand { 104762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan enum KindTy { 1058462b30548fb5969250858036638c73c16b65b43Daniel Dunbar CondCode, 106cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby Immediate, 1078462b30548fb5969250858036638c73c16b65b43Daniel Dunbar Memory, 1088462b30548fb5969250858036638c73c16b65b43Daniel Dunbar Register, 1098d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling RegisterList, 1100f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling DPRRegisterList, 1110f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling SPRRegisterList, 1128462b30548fb5969250858036638c73c16b65b43Daniel Dunbar Token 113a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } Kind; 114a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 115762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc StartLoc, EndLoc; 11624d22d27640e9de954a5ac26f51a45cc96bb9135Bill Wendling SmallVector<unsigned, 8> Registers; 117a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 118a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby union { 119a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby struct { 1208462b30548fb5969250858036638c73c16b65b43Daniel Dunbar ARMCC::CondCodes Val; 1218462b30548fb5969250858036638c73c16b65b43Daniel Dunbar } CC; 1228462b30548fb5969250858036638c73c16b65b43Daniel Dunbar 1238462b30548fb5969250858036638c73c16b65b43Daniel Dunbar struct { 124a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby const char *Data; 125a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby unsigned Length; 126a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } Tok; 127a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 128a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby struct { 129a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby unsigned RegNum; 13099e6d4e8392497d950d48b03f45c79b7dd131327Kevin Enderby bool Writeback; 131a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } Reg; 132a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 1338155e5b753aca42973cf317727f3805faddcaf90Bill Wendling struct { 134cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby const MCExpr *Val; 135cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby } Imm; 13616c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 137a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // This is for all forms of ARM address expressions 138a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby struct { 139a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby unsigned BaseRegNum; 140146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned OffsetRegNum; // used when OffsetIsReg is true 141146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling const MCExpr *Offset; // used when OffsetIsReg is false 142146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling const MCExpr *ShiftAmount; // used when OffsetRegShifted is true 143146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling enum ShiftType ShiftType; // used when OffsetRegShifted is true 144146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned OffsetRegShifted : 1; // only used when OffsetIsReg is true 145146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned Preindexed : 1; 146146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned Postindexed : 1; 147146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned OffsetIsReg : 1; 148146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned Negative : 1; // only used when OffsetIsReg is true 149146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling unsigned Writeback : 1; 150a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } Mem; 151a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby }; 15216c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 153146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling ARMOperand(KindTy K) : MCParsedAsmOperand(), Kind(K) {} 154146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendlingpublic: 155762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan ARMOperand(const ARMOperand &o) : MCParsedAsmOperand() { 156762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Kind = o.Kind; 157762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan StartLoc = o.StartLoc; 158762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan EndLoc = o.EndLoc; 159762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan switch (Kind) { 1608462b30548fb5969250858036638c73c16b65b43Daniel Dunbar case CondCode: 1618462b30548fb5969250858036638c73c16b65b43Daniel Dunbar CC = o.CC; 1628462b30548fb5969250858036638c73c16b65b43Daniel Dunbar break; 163762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan case Token: 1648462b30548fb5969250858036638c73c16b65b43Daniel Dunbar Tok = o.Tok; 165762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan break; 166762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan case Register: 167762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Reg = o.Reg; 168762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan break; 1698d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling case RegisterList: 1700f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling case DPRRegisterList: 1710f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling case SPRRegisterList: 17224d22d27640e9de954a5ac26f51a45cc96bb9135Bill Wendling Registers = o.Registers; 1738d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling break; 174762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan case Immediate: 175762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Imm = o.Imm; 176762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan break; 177762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan case Memory: 178762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Mem = o.Mem; 179762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan break; 180762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan } 181762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan } 18216c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 183762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan /// getStartLoc - Get the location of the first token of this operand. 184762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc getStartLoc() const { return StartLoc; } 185762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan /// getEndLoc - Get the location of the last token of this operand. 186762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc getEndLoc() const { return EndLoc; } 187a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 1888462b30548fb5969250858036638c73c16b65b43Daniel Dunbar ARMCC::CondCodes getCondCode() const { 1898462b30548fb5969250858036638c73c16b65b43Daniel Dunbar assert(Kind == CondCode && "Invalid access!"); 1908462b30548fb5969250858036638c73c16b65b43Daniel Dunbar return CC.Val; 1918462b30548fb5969250858036638c73c16b65b43Daniel Dunbar } 1928462b30548fb5969250858036638c73c16b65b43Daniel Dunbar 193a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby StringRef getToken() const { 194a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby assert(Kind == Token && "Invalid access!"); 195a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby return StringRef(Tok.Data, Tok.Length); 196a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 197a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 198a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby unsigned getReg() const { 1997729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling assert(Kind == Register && "Invalid access!"); 2007729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling return Reg.RegNum; 201a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 202a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 2035fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling const SmallVectorImpl<unsigned> &getRegList() const { 2040f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling assert((Kind == RegisterList || Kind == DPRRegisterList || 2050f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling Kind == SPRRegisterList) && "Invalid access!"); 20624d22d27640e9de954a5ac26f51a45cc96bb9135Bill Wendling return Registers; 2078d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling } 2088d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling 209cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby const MCExpr *getImm() const { 210cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby assert(Kind == Immediate && "Invalid access!"); 211cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby return Imm.Val; 212cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby } 213cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby 2148462b30548fb5969250858036638c73c16b65b43Daniel Dunbar bool isCondCode() const { return Kind == CondCode; } 2153483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar bool isImm() const { return Kind == Immediate; } 216b32e7844e9f79d2bd4ff34a1d19aba347f999abcBill Wendling bool isReg() const { return Kind == Register; } 2178d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling bool isRegList() const { return Kind == RegisterList; } 2180f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling bool isDPRRegList() const { return Kind == DPRRegisterList; } 2190f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling bool isSPRRegList() const { return Kind == SPRRegisterList; } 22014b93851cc7611ae6c2000f1c162592ead954420Chris Lattner bool isToken() const { return Kind == Token; } 22114b93851cc7611ae6c2000f1c162592ead954420Chris Lattner bool isMemory() const { return Kind == Memory; } 22287f4f9a946549ad93046990a364ac5190333a7ebBill Wendling bool isMemMode5() const { 22387f4f9a946549ad93046990a364ac5190333a7ebBill Wendling if (!isMemory() || Mem.OffsetIsReg || Mem.OffsetRegShifted || 22487f4f9a946549ad93046990a364ac5190333a7ebBill Wendling Mem.Writeback || Mem.Negative) 22587f4f9a946549ad93046990a364ac5190333a7ebBill Wendling return false; 22687f4f9a946549ad93046990a364ac5190333a7ebBill Wendling // If there is an offset expression, make sure it's valid. 22787f4f9a946549ad93046990a364ac5190333a7ebBill Wendling if (!Mem.Offset) 22887f4f9a946549ad93046990a364ac5190333a7ebBill Wendling return true; 22987f4f9a946549ad93046990a364ac5190333a7ebBill Wendling const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(Mem.Offset); 23087f4f9a946549ad93046990a364ac5190333a7ebBill Wendling if (!CE) 23187f4f9a946549ad93046990a364ac5190333a7ebBill Wendling return false; 23287f4f9a946549ad93046990a364ac5190333a7ebBill Wendling // The offset must be a multiple of 4 in the range 0-1020. 23387f4f9a946549ad93046990a364ac5190333a7ebBill Wendling int64_t Value = CE->getValue(); 23487f4f9a946549ad93046990a364ac5190333a7ebBill Wendling return ((Value & 0x3) == 0 && Value <= 1020 && Value >= -1020); 23587f4f9a946549ad93046990a364ac5190333a7ebBill Wendling } 2363483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 2373483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar void addExpr(MCInst &Inst, const MCExpr *Expr) const { 23814b93851cc7611ae6c2000f1c162592ead954420Chris Lattner // Add as immediates when possible. Null MCExpr = 0. 23914b93851cc7611ae6c2000f1c162592ead954420Chris Lattner if (Expr == 0) 24014b93851cc7611ae6c2000f1c162592ead954420Chris Lattner Inst.addOperand(MCOperand::CreateImm(0)); 24114b93851cc7611ae6c2000f1c162592ead954420Chris Lattner else if (const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(Expr)) 2423483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar Inst.addOperand(MCOperand::CreateImm(CE->getValue())); 2433483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar else 2443483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar Inst.addOperand(MCOperand::CreateExpr(Expr)); 2453483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar } 2463483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 2478462b30548fb5969250858036638c73c16b65b43Daniel Dunbar void addCondCodeOperands(MCInst &Inst, unsigned N) const { 248345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar assert(N == 2 && "Invalid number of operands!"); 2498462b30548fb5969250858036638c73c16b65b43Daniel Dunbar Inst.addOperand(MCOperand::CreateImm(unsigned(getCondCode()))); 250345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // FIXME: What belongs here? 251345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar Inst.addOperand(MCOperand::CreateReg(0)); 2528462b30548fb5969250858036638c73c16b65b43Daniel Dunbar } 2538462b30548fb5969250858036638c73c16b65b43Daniel Dunbar 254a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby void addRegOperands(MCInst &Inst, unsigned N) const { 255a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby assert(N == 1 && "Invalid number of operands!"); 256a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Inst.addOperand(MCOperand::CreateReg(getReg())); 257a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 258a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 25987f4f9a946549ad93046990a364ac5190333a7ebBill Wendling void addRegListOperands(MCInst &Inst, unsigned N) const { 2607729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling assert(N == 1 && "Invalid number of operands!"); 2615fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling const SmallVectorImpl<unsigned> &RegList = getRegList(); 2625fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling for (SmallVectorImpl<unsigned>::const_iterator 2637729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling I = RegList.begin(), E = RegList.end(); I != E; ++I) 2647729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling Inst.addOperand(MCOperand::CreateReg(*I)); 26587f4f9a946549ad93046990a364ac5190333a7ebBill Wendling } 26687f4f9a946549ad93046990a364ac5190333a7ebBill Wendling 2670f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling void addDPRRegListOperands(MCInst &Inst, unsigned N) const { 2680f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling addRegListOperands(Inst, N); 2690f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling } 2700f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling 2710f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling void addSPRRegListOperands(MCInst &Inst, unsigned N) const { 2720f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling addRegListOperands(Inst, N); 2730f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling } 2740f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling 2753483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar void addImmOperands(MCInst &Inst, unsigned N) const { 2763483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar assert(N == 1 && "Invalid number of operands!"); 2773483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar addExpr(Inst, getImm()); 2783483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar } 27916c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 28014b93851cc7611ae6c2000f1c162592ead954420Chris Lattner void addMemMode5Operands(MCInst &Inst, unsigned N) const { 28114b93851cc7611ae6c2000f1c162592ead954420Chris Lattner assert(N == 2 && isMemMode5() && "Invalid number of operands!"); 28216c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 28314b93851cc7611ae6c2000f1c162592ead954420Chris Lattner Inst.addOperand(MCOperand::CreateReg(Mem.BaseRegNum)); 284a60f157b7c6fb60b33598fa5143ed8cb91aa5107Bill Wendling assert(!Mem.OffsetIsReg && "Invalid mode 5 operand"); 28592b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling 28680eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // FIXME: #-0 is encoded differently than #0. Does the parser preserve 28780eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // the difference? 28880eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach if (Mem.Offset) { 28980eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(Mem.Offset); 29092b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling assert(CE && "Non-constant mode 5 offset operand!"); 29192b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling 29280eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // The MCInst offset operand doesn't include the low two bits (like 29380eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // the instruction encoding). 29492b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling int64_t Offset = CE->getValue() / 4; 29592b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling if (Offset >= 0) 29692b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling Inst.addOperand(MCOperand::CreateImm(ARM_AM::getAM5Opc(ARM_AM::add, 29792b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling Offset))); 29892b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling else 29992b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling Inst.addOperand(MCOperand::CreateImm(ARM_AM::getAM5Opc(ARM_AM::sub, 30092b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling -Offset))); 30192b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling } else { 30280eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach Inst.addOperand(MCOperand::CreateImm(0)); 30392b5a2eb1646b3c1173a5ff3c0073f24ed5ee6a4Bill Wendling } 30414b93851cc7611ae6c2000f1c162592ead954420Chris Lattner } 3053483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 306fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar virtual void dump(raw_ostream &OS) const; 307b3cb6967949493a2e1b10d015ac08b746736764eDaniel Dunbar 3083a69756e392942bc522193f38d7f33958ed3b131Chris Lattner static ARMOperand *CreateCondCode(ARMCC::CondCodes CC, SMLoc S) { 3093a69756e392942bc522193f38d7f33958ed3b131Chris Lattner ARMOperand *Op = new ARMOperand(CondCode); 310345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar Op->CC.Val = CC; 311345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar Op->StartLoc = S; 312345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar Op->EndLoc = S; 3133a69756e392942bc522193f38d7f33958ed3b131Chris Lattner return Op; 314345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar } 315345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar 3163a69756e392942bc522193f38d7f33958ed3b131Chris Lattner static ARMOperand *CreateToken(StringRef Str, SMLoc S) { 3173a69756e392942bc522193f38d7f33958ed3b131Chris Lattner ARMOperand *Op = new ARMOperand(Token); 318762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Tok.Data = Str.data(); 319762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Tok.Length = Str.size(); 320762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->StartLoc = S; 321762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->EndLoc = S; 3223a69756e392942bc522193f38d7f33958ed3b131Chris Lattner return Op; 323a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 324a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 3253a69756e392942bc522193f38d7f33958ed3b131Chris Lattner static ARMOperand *CreateReg(unsigned RegNum, bool Writeback, SMLoc S, 3263a69756e392942bc522193f38d7f33958ed3b131Chris Lattner SMLoc E) { 3273a69756e392942bc522193f38d7f33958ed3b131Chris Lattner ARMOperand *Op = new ARMOperand(Register); 328762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Reg.RegNum = RegNum; 329762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Reg.Writeback = Writeback; 330762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->StartLoc = S; 331762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->EndLoc = E; 3323a69756e392942bc522193f38d7f33958ed3b131Chris Lattner return Op; 333a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 334a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 3357729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling static ARMOperand * 3365fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling CreateRegList(const SmallVectorImpl<std::pair<unsigned, SMLoc> > &Regs, 337cc8d10e1a8a8555fa63f33e36e3c1ed2fb24389dMatt Beaumont-Gay SMLoc StartLoc, SMLoc EndLoc) { 3380f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling KindTy Kind = RegisterList; 3390f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling 3400f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling if (ARM::DPRRegClass.contains(Regs.front().first)) 3410f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling Kind = DPRRegisterList; 3420f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling else if (ARM::SPRRegClass.contains(Regs.front().first)) 3430f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling Kind = SPRRegisterList; 3440f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling 3450f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling ARMOperand *Op = new ARMOperand(Kind); 3465fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling for (SmallVectorImpl<std::pair<unsigned, SMLoc> >::const_iterator 3477729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling I = Regs.begin(), E = Regs.end(); I != E; ++I) 34824d22d27640e9de954a5ac26f51a45cc96bb9135Bill Wendling Op->Registers.push_back(I->first); 34924d22d27640e9de954a5ac26f51a45cc96bb9135Bill Wendling std::sort(Op->Registers.begin(), Op->Registers.end()); 350cc8d10e1a8a8555fa63f33e36e3c1ed2fb24389dMatt Beaumont-Gay Op->StartLoc = StartLoc; 351cc8d10e1a8a8555fa63f33e36e3c1ed2fb24389dMatt Beaumont-Gay Op->EndLoc = EndLoc; 3528d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling return Op; 3538d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling } 3548d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling 3553a69756e392942bc522193f38d7f33958ed3b131Chris Lattner static ARMOperand *CreateImm(const MCExpr *Val, SMLoc S, SMLoc E) { 3563a69756e392942bc522193f38d7f33958ed3b131Chris Lattner ARMOperand *Op = new ARMOperand(Immediate); 357762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Imm.Val = Val; 358762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->StartLoc = S; 359762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->EndLoc = E; 3603a69756e392942bc522193f38d7f33958ed3b131Chris Lattner return Op; 361cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby } 362cfe072401658bbe9336b200b79526b65c5213b74Kevin Enderby 3633a69756e392942bc522193f38d7f33958ed3b131Chris Lattner static ARMOperand *CreateMem(unsigned BaseRegNum, bool OffsetIsReg, 3643a69756e392942bc522193f38d7f33958ed3b131Chris Lattner const MCExpr *Offset, unsigned OffsetRegNum, 3653a69756e392942bc522193f38d7f33958ed3b131Chris Lattner bool OffsetRegShifted, enum ShiftType ShiftType, 3663a69756e392942bc522193f38d7f33958ed3b131Chris Lattner const MCExpr *ShiftAmount, bool Preindexed, 3673a69756e392942bc522193f38d7f33958ed3b131Chris Lattner bool Postindexed, bool Negative, bool Writeback, 3683a69756e392942bc522193f38d7f33958ed3b131Chris Lattner SMLoc S, SMLoc E) { 3693a69756e392942bc522193f38d7f33958ed3b131Chris Lattner ARMOperand *Op = new ARMOperand(Memory); 370762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.BaseRegNum = BaseRegNum; 371762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.OffsetIsReg = OffsetIsReg; 372762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.Offset = Offset; 373762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.OffsetRegNum = OffsetRegNum; 374762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.OffsetRegShifted = OffsetRegShifted; 375762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.ShiftType = ShiftType; 376762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.ShiftAmount = ShiftAmount; 377762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.Preindexed = Preindexed; 378762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.Postindexed = Postindexed; 379762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.Negative = Negative; 380762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->Mem.Writeback = Writeback; 38116c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 382762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->StartLoc = S; 383762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan Op->EndLoc = E; 3843a69756e392942bc522193f38d7f33958ed3b131Chris Lattner return Op; 385a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 386a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby}; 387a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 388a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby} // end anonymous namespace. 389a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 390fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbarvoid ARMOperand::dump(raw_ostream &OS) const { 391fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar switch (Kind) { 392fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar case CondCode: 393fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar OS << ARMCondCodeToString(getCondCode()); 394fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar break; 395fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar case Immediate: 396fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar getImm()->print(OS); 397fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar break; 398fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar case Memory: 3998ea974039a8811ff83ad2c45ec1037ac78e5afabBill Wendling OS << "<memory" << (!Mem.Writeback ? ">" : "!>"); 400fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar break; 401fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar case Register: 4028ea974039a8811ff83ad2c45ec1037ac78e5afabBill Wendling OS << "<register " << getReg() << (!Reg.Writeback ? ">" : "!>"); 403fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar break; 4040f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling case RegisterList: 4050f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling case DPRRegisterList: 4060f6307561359fac4425a0b9e512931cf96c1ec5bBill Wendling case SPRRegisterList: { 4078d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling OS << "<register_list "; 4088d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling 4095fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling const SmallVectorImpl<unsigned> &RegList = getRegList(); 4105fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling for (SmallVectorImpl<unsigned>::const_iterator 4117729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling I = RegList.begin(), E = RegList.end(); I != E; ) { 4127729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling OS << *I; 4137729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling if (++I < E) OS << ", "; 4148d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling } 4158d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling 4168d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling OS << ">"; 4178d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling break; 4188d5acb7007decaf0c30bf4a3d4c55e5cc2cce0a7Bill Wendling } 419fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar case Token: 420fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar OS << "'" << getToken() << "'"; 421fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar break; 422fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar } 423fa315de8f44ddb318a7c6ff913e80d71d7c68859Daniel Dunbar} 4243483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 4253483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar/// @name Auto-generated Match Functions 4263483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar/// { 4273483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 4283483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbarstatic unsigned MatchRegisterName(StringRef Name); 4293483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 4303483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar/// } 4313483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 4329c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// Try to parse a register name. The token must be an Identifier when called, 433e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// and if it is a register name the token is eaten and the register number is 434e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// returned. Otherwise return -1. 4353a69756e392942bc522193f38d7f33958ed3b131Chris Lattner/// 436e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattnerint ARMAsmParser::TryParseRegister() { 43718b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 438a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby assert(Tok.is(AsmToken::Identifier) && "Token is not an Identifier"); 439d4462a5a4feae0293ca14376ff25d8bb72dd12a9Jim Grosbach 440a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // FIXME: Validate register for the current architecture; we have to do 441a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // validation later, so maybe there is no need for this here. 442d68fd9c79eeb30980c18dc3f74b2da839bb259f3Bill Wendling unsigned RegNum = MatchRegisterName(Tok.getString()); 443d68fd9c79eeb30980c18dc3f74b2da839bb259f3Bill Wendling if (RegNum == 0) 444e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner return -1; 445b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat identifier token. 446e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner return RegNum; 447e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner} 448d4462a5a4feae0293ca14376ff25d8bb72dd12a9Jim Grosbach 449d4462a5a4feae0293ca14376ff25d8bb72dd12a9Jim Grosbach 450e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// Try to parse a register name. The token must be an Identifier when called, 451e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// and if it is a register name the token is eaten and the register number is 452e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// returned. Otherwise return -1. 453e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// 454e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// TODO this is likely to change to allow different register types and or to 455e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner/// parse for a specific register type. 456e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris LattnerARMOperand *ARMAsmParser::TryParseRegisterWithWriteBack() { 457e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner SMLoc S = Parser.getTok().getLoc(); 458e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner int RegNo = TryParseRegister(); 459e717610f53e0465cde198536561a3c00ce29d59fBill Wendling if (RegNo == -1) 460e717610f53e0465cde198536561a3c00ce29d59fBill Wendling return 0; 461d4462a5a4feae0293ca14376ff25d8bb72dd12a9Jim Grosbach 462e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner SMLoc E = Parser.getTok().getLoc(); 463a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 46499e6d4e8392497d950d48b03f45c79b7dd131327Kevin Enderby bool Writeback = false; 465e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner const AsmToken &ExclaimTok = Parser.getTok(); 466e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner if (ExclaimTok.is(AsmToken::Exclaim)) { 467e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner E = ExclaimTok.getLoc(); 468e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner Writeback = true; 469e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner Parser.Lex(); // Eat exclaim token 47099e6d4e8392497d950d48b03f45c79b7dd131327Kevin Enderby } 47199e6d4e8392497d950d48b03f45c79b7dd131327Kevin Enderby 472e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner return ARMOperand::CreateReg(RegNo, Writeback, S, E); 473a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby} 474a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 475c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner/// Parse a register list, return it if successful else return null. The first 476c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner/// token must be a '{' when called. 477c0ddfaa134fe60c09686906b3a8f489531653453Chris LattnerARMOperand *ARMAsmParser::ParseRegisterList() { 47818b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan assert(Parser.getTok().is(AsmToken::LCurly) && 479a60f157b7c6fb60b33598fa5143ed8cb91aa5107Bill Wendling "Token is not a Left Curly Brace"); 480e717610f53e0465cde198536561a3c00ce29d59fBill Wendling SMLoc S = Parser.getTok().getLoc(); 48116c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 4827729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling // Read the rest of the registers in the list. 4837729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling unsigned PrevRegNum = 0; 4845fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling SmallVector<std::pair<unsigned, SMLoc>, 32> Registers; 485d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby 4867729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling do { 487e717610f53e0465cde198536561a3c00ce29d59fBill Wendling bool IsRange = Parser.getTok().is(AsmToken::Minus); 4887729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling Parser.Lex(); // Eat non-identifier token. 489d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby 49018b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &RegTok = Parser.getTok(); 491d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby SMLoc RegLoc = RegTok.getLoc(); 492c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner if (RegTok.isNot(AsmToken::Identifier)) { 493c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner Error(RegLoc, "register expected"); 494c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner return 0; 495c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner } 496e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 4971d6a26507bfd75758f5c8a29bccf577784ead751Bill Wendling int RegNum = TryParseRegister(); 498c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner if (RegNum == -1) { 499c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner Error(RegLoc, "register expected"); 500c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner return 0; 501c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner } 502d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby 503e717610f53e0465cde198536561a3c00ce29d59fBill Wendling if (IsRange) { 504e717610f53e0465cde198536561a3c00ce29d59fBill Wendling int Reg = PrevRegNum; 505e717610f53e0465cde198536561a3c00ce29d59fBill Wendling do { 506e717610f53e0465cde198536561a3c00ce29d59fBill Wendling ++Reg; 507e717610f53e0465cde198536561a3c00ce29d59fBill Wendling Registers.push_back(std::make_pair(Reg, RegLoc)); 508e717610f53e0465cde198536561a3c00ce29d59fBill Wendling } while (Reg != RegNum); 509e717610f53e0465cde198536561a3c00ce29d59fBill Wendling } else { 510e717610f53e0465cde198536561a3c00ce29d59fBill Wendling Registers.push_back(std::make_pair(RegNum, RegLoc)); 511e717610f53e0465cde198536561a3c00ce29d59fBill Wendling } 512e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 513e717610f53e0465cde198536561a3c00ce29d59fBill Wendling PrevRegNum = RegNum; 5147729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling } while (Parser.getTok().is(AsmToken::Comma) || 5157729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling Parser.getTok().is(AsmToken::Minus)); 516e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 517e717610f53e0465cde198536561a3c00ce29d59fBill Wendling // Process the right curly brace of the list. 51818b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &RCurlyTok = Parser.getTok(); 519c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner if (RCurlyTok.isNot(AsmToken::RCurly)) { 520c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner Error(RCurlyTok.getLoc(), "'}' expected"); 521c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner return 0; 522c0ddfaa134fe60c09686906b3a8f489531653453Chris Lattner } 523d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby 524e717610f53e0465cde198536561a3c00ce29d59fBill Wendling SMLoc E = RCurlyTok.getLoc(); 525e717610f53e0465cde198536561a3c00ce29d59fBill Wendling Parser.Lex(); // Eat right curly brace token. 526e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 527e717610f53e0465cde198536561a3c00ce29d59fBill Wendling // Verify the register list. 5285fa22a19750c082ff161db1702ebe96dd2a787e7Bill Wendling SmallVectorImpl<std::pair<unsigned, SMLoc> >::const_iterator 529e717610f53e0465cde198536561a3c00ce29d59fBill Wendling RI = Registers.begin(), RE = Registers.end(); 530e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 531e717610f53e0465cde198536561a3c00ce29d59fBill Wendling DenseMap<unsigned, bool> RegMap; 532e717610f53e0465cde198536561a3c00ce29d59fBill Wendling RegMap[RI->first] = true; 533e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 5348e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling unsigned HighRegNum = RI->first; 5358e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling bool EmittedWarning = false; 5368e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling 537e717610f53e0465cde198536561a3c00ce29d59fBill Wendling for (++RI; RI != RE; ++RI) { 5387729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling const std::pair<unsigned, SMLoc> &RegInfo = *RI; 5398e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling unsigned Reg = RegInfo.first; 540e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 5418e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling if (RegMap[Reg]) { 542e717610f53e0465cde198536561a3c00ce29d59fBill Wendling Error(RegInfo.second, "register duplicated in register list"); 543e717610f53e0465cde198536561a3c00ce29d59fBill Wendling return 0; 544e717610f53e0465cde198536561a3c00ce29d59fBill Wendling } 545e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 5468e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling if (!EmittedWarning && Reg < HighRegNum) 547e717610f53e0465cde198536561a3c00ce29d59fBill Wendling Warning(RegInfo.second, 548e717610f53e0465cde198536561a3c00ce29d59fBill Wendling "register not in ascending order in register list"); 549e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 5508e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling RegMap[Reg] = true; 5518e8b18bcfa87ff919f127b1270a6891db1c9021fBill Wendling HighRegNum = std::max(Reg, HighRegNum); 552e717610f53e0465cde198536561a3c00ce29d59fBill Wendling } 553e717610f53e0465cde198536561a3c00ce29d59fBill Wendling 5547729e06c128be01fc564870d5ea3d22d236dddb5Bill Wendling return ARMOperand::CreateRegList(Registers, S, E); 555d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby} 556d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby 557e717610f53e0465cde198536561a3c00ce29d59fBill Wendling/// Parse an ARM memory expression, return false if successful else return true 5589c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// or an error. The first token must be a '[' when called. 5599c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// TODO Only preindexing and postindexing addressing are started, unindexed 5609c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// with option, etc are still to do. 561550276ee5bb3e115d4d81156dceffb9d3d78823aChris LattnerARMOperand *ARMAsmParser::ParseMemory() { 562762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc S, E; 56318b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan assert(Parser.getTok().is(AsmToken::LBrac) && 564a60f157b7c6fb60b33598fa5143ed8cb91aa5107Bill Wendling "Token is not a Left Bracket"); 565762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan S = Parser.getTok().getLoc(); 566b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat left bracket token. 567a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 56818b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &BaseRegTok = Parser.getTok(); 569550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (BaseRegTok.isNot(AsmToken::Identifier)) { 570550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Error(BaseRegTok.getLoc(), "register expected"); 571550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 572550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner } 573e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner int BaseRegNum = TryParseRegister(); 574e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner if (BaseRegNum == -1) { 575550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Error(BaseRegTok.getLoc(), "register expected"); 576550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 577550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner } 578a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 579a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool Preindexed = false; 580a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool Postindexed = false; 581a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool OffsetIsReg = false; 582a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool Negative = false; 583a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool Writeback = false; 584a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 5859c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // First look for preindexed address forms, that is after the "[Rn" we now 5869c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // have to see if the next token is a comma. 58718b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 588a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby if (Tok.is(AsmToken::Comma)) { 589a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Preindexed = true; 590b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat comma token. 5919c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby int OffsetRegNum; 5929c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby bool OffsetRegShifted; 593a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby enum ShiftType ShiftType; 594a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby const MCExpr *ShiftAmount; 595a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby const MCExpr *Offset; 596550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (ParseMemoryOffsetReg(Negative, OffsetRegShifted, ShiftType, ShiftAmount, 597550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Offset, OffsetIsReg, OffsetRegNum, E)) 598550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 59918b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &RBracTok = Parser.getTok(); 600550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (RBracTok.isNot(AsmToken::RBrac)) { 601550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Error(RBracTok.getLoc(), "']' expected"); 602550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 603550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner } 604762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = RBracTok.getLoc(); 605b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat right bracket token. 606a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 60718b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &ExclaimTok = Parser.getTok(); 608a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby if (ExclaimTok.is(AsmToken::Exclaim)) { 609762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = ExclaimTok.getLoc(); 610a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby Writeback = true; 611b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat exclaim token 612a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 613550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ARMOperand::CreateMem(BaseRegNum, OffsetIsReg, Offset, OffsetRegNum, 614550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner OffsetRegShifted, ShiftType, ShiftAmount, 615550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Preindexed, Postindexed, Negative, Writeback, 616550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner S, E); 617a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 618a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // The "[Rn" we have so far was not followed by a comma. 619a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else if (Tok.is(AsmToken::RBrac)) { 62080eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // If there's anything other than the right brace, this is a post indexing 62180eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach // addressing form. 622762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = Tok.getLoc(); 623b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat right bracket token. 624a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 625e2a98dd2a4f007d5d9d3c71460cfbe0a825b8993Kevin Enderby int OffsetRegNum = 0; 626a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby bool OffsetRegShifted = false; 627a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby enum ShiftType ShiftType; 628a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby const MCExpr *ShiftAmount; 62914b93851cc7611ae6c2000f1c162592ead954420Chris Lattner const MCExpr *Offset = 0; 630a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 63118b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &NextTok = Parser.getTok(); 632e2a98dd2a4f007d5d9d3c71460cfbe0a825b8993Kevin Enderby if (NextTok.isNot(AsmToken::EndOfStatement)) { 63380eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach Postindexed = true; 63480eb233a3ce1a6f2e6c0847cb3e456d735e37569Jim Grosbach Writeback = true; 635550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (NextTok.isNot(AsmToken::Comma)) { 636550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Error(NextTok.getLoc(), "',' expected"); 637550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 638550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner } 639b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat comma token. 640550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (ParseMemoryOffsetReg(Negative, OffsetRegShifted, ShiftType, 64116c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach ShiftAmount, Offset, OffsetIsReg, OffsetRegNum, 642550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner E)) 643550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 644a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 645e2a98dd2a4f007d5d9d3c71460cfbe0a825b8993Kevin Enderby 646550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ARMOperand::CreateMem(BaseRegNum, OffsetIsReg, Offset, OffsetRegNum, 647550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner OffsetRegShifted, ShiftType, ShiftAmount, 648550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Preindexed, Postindexed, Negative, Writeback, 649550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner S, E); 650a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 651a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 652550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 653a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby} 654a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 6559c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// Parse the offset of a memory operand after we have seen "[Rn," or "[Rn]," 6569c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// we will parse the following (were +/- means that a plus or minus is 6579c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// optional): 6589c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// +/-Rm 6599c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// +/-Rm, shift 6609c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// #offset 6619c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// we return false on success or an error otherwise. 6629c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderbybool ARMAsmParser::ParseMemoryOffsetReg(bool &Negative, 663762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan bool &OffsetRegShifted, 6649c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby enum ShiftType &ShiftType, 6659c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby const MCExpr *&ShiftAmount, 6669c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby const MCExpr *&Offset, 6679c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby bool &OffsetIsReg, 668762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan int &OffsetRegNum, 669762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc &E) { 6709c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby Negative = false; 6719c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby OffsetRegShifted = false; 6729c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby OffsetIsReg = false; 6739c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby OffsetRegNum = -1; 67418b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &NextTok = Parser.getTok(); 675762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = NextTok.getLoc(); 6769c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (NextTok.is(AsmToken::Plus)) 677b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat plus token. 6789c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby else if (NextTok.is(AsmToken::Minus)) { 6799c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby Negative = true; 680b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat minus token 6819c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby } 6829c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // See if there is a register following the "[Rn," or "[Rn]," we have so far. 68318b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &OffsetRegTok = Parser.getTok(); 6849c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (OffsetRegTok.is(AsmToken::Identifier)) { 685e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner SMLoc CurLoc = OffsetRegTok.getLoc(); 686e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner OffsetRegNum = TryParseRegister(); 687e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner if (OffsetRegNum != -1) { 688550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner OffsetIsReg = true; 689e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner E = CurLoc; 690762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan } 6919c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby } 692d4462a5a4feae0293ca14376ff25d8bb72dd12a9Jim Grosbach 69312f40e9a6305fe7553ebce19346cb55874073fc7Bill Wendling // If we parsed a register as the offset then there can be a shift after that. 6949c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (OffsetRegNum != -1) { 6959c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // Look for a comma then a shift 69618b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 6979c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (Tok.is(AsmToken::Comma)) { 698b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat comma token. 6999c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby 70018b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 701762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan if (ParseShift(ShiftType, ShiftAmount, E)) 7023472766f9eb7d66f234c390ce1b3a8b76f0ee9ceDuncan Sands return Error(Tok.getLoc(), "shift expected"); 7039c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby OffsetRegShifted = true; 7049c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby } 7059c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby } 7069c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby else { // the "[Rn," or "[Rn,]" we have so far was not followed by "Rm" 7079c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // Look for #offset following the "[Rn," or "[Rn]," 70818b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &HashTok = Parser.getTok(); 7099c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (HashTok.isNot(AsmToken::Hash)) 7109c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return Error(HashTok.getLoc(), "'#' expected"); 71116c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 712b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat hash token. 7139c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby 7149c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (getParser().ParseExpression(Offset)) 7159c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return true; 716762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1); 7179c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby } 7189c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return false; 7199c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby} 7209c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby 721a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// ParseShift as one of these two: 722a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// ( lsl | lsr | asr | ror ) , # shift_amount 723a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// rrx 724a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby/// and returns true if it parses a shift otherwise it returns false. 72516c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbachbool ARMAsmParser::ParseShift(ShiftType &St, const MCExpr *&ShiftAmount, 726762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc &E) { 72718b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 728a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby if (Tok.isNot(AsmToken::Identifier)) 729a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby return true; 73038e59891ee4417a9be2f8146ce0ba3269e38ac21Benjamin Kramer StringRef ShiftName = Tok.getString(); 731a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby if (ShiftName == "lsl" || ShiftName == "LSL") 7329c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby St = Lsl; 733a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else if (ShiftName == "lsr" || ShiftName == "LSR") 7349c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby St = Lsr; 735a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else if (ShiftName == "asr" || ShiftName == "ASR") 7369c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby St = Asr; 737a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else if (ShiftName == "ror" || ShiftName == "ROR") 7389c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby St = Ror; 739a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else if (ShiftName == "rrx" || ShiftName == "RRX") 7409c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby St = Rrx; 741a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby else 742a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby return true; 743b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat shift type token. 744a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 7459c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // Rrx stands alone. 7469c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (St == Rrx) 7479c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return false; 748a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 7499c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby // Otherwise, there must be a '#' and a shift amount. 75018b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &HashTok = Parser.getTok(); 7519c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (HashTok.isNot(AsmToken::Hash)) 7529c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return Error(HashTok.getLoc(), "'#' expected"); 753b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat hash token. 7549c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby 7559c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby if (getParser().ParseExpression(ShiftAmount)) 7569c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby return true; 757a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 758a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby return false; 759a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby} 760a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 7619c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// Parse a arm instruction operand. For now this parses the operand regardless 7629c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// of the mnemonic. 763550276ee5bb3e115d4d81156dceffb9d3d78823aChris LattnerARMOperand *ARMAsmParser::ParseOperand() { 764762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan SMLoc S, E; 765a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby switch (getLexer().getKind()) { 766146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling default: 767146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling Error(Parser.getTok().getLoc(), "unexpected token in operand"); 768146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling return 0; 769a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby case AsmToken::Identifier: 770e5658fa15ebb733e0786a96c1852c7cf590d5b24Chris Lattner if (ARMOperand *Op = TryParseRegisterWithWriteBack()) 771550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return Op; 77216c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 773515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // This was not a register so parse other operands that start with an 774515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // identifier (like labels) as expressions and create them as immediates. 775515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby const MCExpr *IdVal; 776762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan S = Parser.getTok().getLoc(); 777515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getParser().ParseExpression(IdVal)) 778550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 779762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1); 780550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ARMOperand::CreateImm(IdVal, S, E); 781a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby case AsmToken::LBrac: 782550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ParseMemory(); 783d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby case AsmToken::LCurly: 784550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ParseRegisterList(); 785d7894f105a3c397a3d7f5c5136eee39f5865e64bKevin Enderby case AsmToken::Hash: 786079469f649d8da3923b9f747d7062c84e01cc4aeKevin Enderby // #42 -> immediate. 787079469f649d8da3923b9f747d7062c84e01cc4aeKevin Enderby // TODO: ":lower16:" and ":upper16:" modifiers after # before immediate 788762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan S = Parser.getTok().getLoc(); 789b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 790515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby const MCExpr *ImmVal; 791515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getParser().ParseExpression(ImmVal)) 792550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return 0; 793762647673379dbcff6bbba6167b0b1b0d658ba9dSean Callanan E = SMLoc::getFromPointer(Parser.getTok().getLoc().getPointer() - 1); 794550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner return ARMOperand::CreateImm(ImmVal, S, E); 795a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 796a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby} 797a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 7989c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// Parse an arm instruction mnemonic followed by its operands. 79938e59891ee4417a9be2f8146ce0ba3269e38ac21Benjamin Kramerbool ARMAsmParser::ParseInstruction(StringRef Name, SMLoc NameLoc, 8009898671a74d3fc924347e679c45edaa685b3fe6eChris Lattner SmallVectorImpl<MCParsedAsmOperand*> &Operands) { 8015747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar // Create the leading tokens for the mnemonic, split by '.' characters. 8025747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar size_t Start = 0, Next = Name.find('.'); 8035747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar StringRef Head = Name.slice(Start, Next); 8045747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar 805345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // Determine the predicate, if any. 806345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // 807345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // FIXME: We need a way to check whether a prefix supports predication, 808345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // otherwise we will end up with an ambiguity for instructions that happen to 809345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // end with a predicate name. 8103df518e67edaf358154af394cc99d21435b7b118Jim Grosbach // FIXME: Likewise, some arithmetic instructions have an 's' prefix which 8113df518e67edaf358154af394cc99d21435b7b118Jim Grosbach // indicates to update the condition codes. Those instructions have an 8123df518e67edaf358154af394cc99d21435b7b118Jim Grosbach // additional immediate operand which encodes the prefix as reg0 or CPSR. 8133df518e67edaf358154af394cc99d21435b7b118Jim Grosbach // Just checking for a suffix of 's' definitely creates ambiguities; e.g, 8143df518e67edaf358154af394cc99d21435b7b118Jim Grosbach // the SMMLS instruction. 815345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar unsigned CC = StringSwitch<unsigned>(Head.substr(Head.size()-2)) 816345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("eq", ARMCC::EQ) 817345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("ne", ARMCC::NE) 818345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("hs", ARMCC::HS) 819345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("lo", ARMCC::LO) 820345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("mi", ARMCC::MI) 821345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("pl", ARMCC::PL) 822345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("vs", ARMCC::VS) 823345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("vc", ARMCC::VC) 824345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("hi", ARMCC::HI) 825345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("ls", ARMCC::LS) 826345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("ge", ARMCC::GE) 827345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("lt", ARMCC::LT) 828345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("gt", ARMCC::GT) 829345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("le", ARMCC::LE) 830345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Case("al", ARMCC::AL) 831345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar .Default(~0U); 83216c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 833dba34d874d0ac8c334f03d770b80c6ee2f12808aChris Lattner if (CC == ~0U || 834dba34d874d0ac8c334f03d770b80c6ee2f12808aChris Lattner (CC == ARMCC::LS && (Head == "vmls" || Head == "vnmls"))) { 835345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar CC = ARMCC::AL; 836dba34d874d0ac8c334f03d770b80c6ee2f12808aChris Lattner } else { 837dba34d874d0ac8c334f03d770b80c6ee2f12808aChris Lattner Head = Head.slice(0, Head.size() - 2); 83852925b60f1cd4cf810524ca05b00a207a926ab9fBill Wendling } 839345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar 8403a69756e392942bc522193f38d7f33958ed3b131Chris Lattner Operands.push_back(ARMOperand::CreateToken(Head, NameLoc)); 841469ebbe148b18a78963e8bc3fa7ae8e5700d8d27Jim Grosbach // FIXME: Should only add this operand for predicated instructions 8423a69756e392942bc522193f38d7f33958ed3b131Chris Lattner Operands.push_back(ARMOperand::CreateCondCode(ARMCC::CondCodes(CC), NameLoc)); 843345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar 844345a9a6269318c96f333c0492b23733e29d952dfDaniel Dunbar // Add the remaining tokens in the mnemonic. 8455747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar while (Next != StringRef::npos) { 8465747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar Start = Next; 8475747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar Next = Name.find('.', Start + 1); 8485747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar Head = Name.slice(Start, Next); 849a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 8503a69756e392942bc522193f38d7f33958ed3b131Chris Lattner Operands.push_back(ARMOperand::CreateToken(Head, NameLoc)); 8515747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar } 8525747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar 8535747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar // Read the remaining operands. 8545747b13af801d5af7cd5827c07c6a59e981bdb1aDaniel Dunbar if (getLexer().isNot(AsmToken::EndOfStatement)) { 855a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // Read the first operand. 856550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (ARMOperand *Op = ParseOperand()) 857550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Operands.push_back(Op); 858550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner else { 859cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner Parser.EatToEndOfStatement(); 860cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner return true; 861cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner } 862a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 863a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby while (getLexer().is(AsmToken::Comma)) { 864b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Eat the comma. 865a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby 866a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby // Parse and remember the operand. 867550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner if (ARMOperand *Op = ParseOperand()) 868550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner Operands.push_back(Op); 869550276ee5bb3e115d4d81156dceffb9d3d78823aChris Lattner else { 870cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner Parser.EatToEndOfStatement(); 871cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner return true; 872cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner } 873a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 874a7ba3a81c008142a91d799e2ec3152cfd6bbb15fKevin Enderby } 87516c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 876cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner if (getLexer().isNot(AsmToken::EndOfStatement)) { 877cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner Parser.EatToEndOfStatement(); 87834e53140c2cc02ce4c9d060e48302576d3962e1cChris Lattner return TokError("unexpected token in argument list"); 879cbf8a98c7c652e96967623c80cb945fef001b090Chris Lattner } 880146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling 88134e53140c2cc02ce4c9d060e48302576d3962e1cChris Lattner Parser.Lex(); // Consume the EndOfStatement 8829898671a74d3fc924347e679c45edaa685b3fe6eChris Lattner return false; 883ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby} 884ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 885fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattnerbool ARMAsmParser:: 886fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris LattnerMatchAndEmitInstruction(SMLoc IDLoc, 887fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner SmallVectorImpl<MCParsedAsmOperand*> &Operands, 888fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner MCStreamer &Out) { 889fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner MCInst Inst; 890fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner unsigned ErrorInfo; 891e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner switch (MatchInstructionImpl(Operands, Inst, ErrorInfo)) { 892e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner case Match_Success: 893fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner Out.EmitInstruction(Inst); 894fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner return false; 895e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner case Match_MissingFeature: 896e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner Error(IDLoc, "instruction requires a CPU feature not currently enabled"); 897e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner return true; 898e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner case Match_InvalidOperand: { 899e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner SMLoc ErrorLoc = IDLoc; 900e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner if (ErrorInfo != ~0U) { 901e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner if (ErrorInfo >= Operands.size()) 902e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner return Error(IDLoc, "too few operands for instruction"); 90316c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 904e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner ErrorLoc = ((ARMOperand*)Operands[ErrorInfo])->getStartLoc(); 905e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner if (ErrorLoc == SMLoc()) ErrorLoc = IDLoc; 906e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner } 90716c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 908e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner return Error(ErrorLoc, "invalid operand for instruction"); 909e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner } 910e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner case Match_MnemonicFail: 911e73d4f8ec7af68fc0f67811e4e004562ab538014Chris Lattner return Error(IDLoc, "unrecognized instruction mnemonic"); 912fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner } 91316c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 914c223e2b10b4753a63dfe7e6980c650b179139983Eric Christopher llvm_unreachable("Implement any new match types added!"); 915146018fc6414eb2a1e67b2d8798a42a2f55ec96cBill Wendling return true; 916fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner} 917fa42fad8bf7b0058ba031a275e1e8ce53b2cb1adChris Lattner 918515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ParseDirective parses the arm specific directives 919ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbybool ARMAsmParser::ParseDirective(AsmToken DirectiveID) { 920ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby StringRef IDVal = DirectiveID.getIdentifier(); 921ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby if (IDVal == ".word") 922ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby return ParseDirectiveWord(4, DirectiveID.getLoc()); 923515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else if (IDVal == ".thumb") 924515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return ParseDirectiveThumb(DirectiveID.getLoc()); 925515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else if (IDVal == ".thumb_func") 926515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return ParseDirectiveThumbFunc(DirectiveID.getLoc()); 927515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else if (IDVal == ".code") 928515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return ParseDirectiveCode(DirectiveID.getLoc()); 929515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else if (IDVal == ".syntax") 930515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return ParseDirectiveSyntax(DirectiveID.getLoc()); 931ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby return true; 932ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby} 933ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 934ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby/// ParseDirectiveWord 935ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby/// ::= .word [ expression (, expression)* ] 936ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbybool ARMAsmParser::ParseDirectiveWord(unsigned Size, SMLoc L) { 937ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby if (getLexer().isNot(AsmToken::EndOfStatement)) { 938ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby for (;;) { 939ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby const MCExpr *Value; 940ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby if (getParser().ParseExpression(Value)) 941ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby return true; 942ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 943aaec205b87637cd0d59d4f11630db603686eb73dChris Lattner getParser().getStreamer().EmitValue(Value, Size, 0/*addrspace*/); 944ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 945ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby if (getLexer().is(AsmToken::EndOfStatement)) 946ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby break; 94716c7425cff6ac3d0a4a9c56779bdfa91b2e8e863Jim Grosbach 948ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby // FIXME: Improve diagnostic. 949ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby if (getLexer().isNot(AsmToken::Comma)) 950ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby return Error(L, "unexpected token in directive"); 951b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 952ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby } 953ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby } 954ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 955b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 956ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby return false; 957ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby} 958ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby 959515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ParseDirectiveThumb 960515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ::= .thumb 961515d509360d81946247fd0f937034cdf1f237c72Kevin Enderbybool ARMAsmParser::ParseDirectiveThumb(SMLoc L) { 962515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getLexer().isNot(AsmToken::EndOfStatement)) 963515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "unexpected token in directive"); 964b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 965515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 966515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // TODO: set thumb mode 967515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // TODO: tell the MC streamer the mode 968515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // getParser().getStreamer().Emit???(); 969515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return false; 970515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby} 971515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 972515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ParseDirectiveThumbFunc 973515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ::= .thumbfunc symbol_name 974515d509360d81946247fd0f937034cdf1f237c72Kevin Enderbybool ARMAsmParser::ParseDirectiveThumbFunc(SMLoc L) { 97518b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 976515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (Tok.isNot(AsmToken::Identifier) && Tok.isNot(AsmToken::String)) 97783c4018fcca18fe9c281c3943fc58a17621636c4Jim Grosbach return Error(L, "unexpected token in .thumb_func directive"); 978642fc9c24ba7c43a4a962c6c05cfffce713d7de7Jim Grosbach StringRef Name = Tok.getString(); 979b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); // Consume the identifier token. 980515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getLexer().isNot(AsmToken::EndOfStatement)) 981515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "unexpected token in directive"); 982b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 983515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 984642fc9c24ba7c43a4a962c6c05cfffce713d7de7Jim Grosbach // Mark symbol as a thumb symbol. 985642fc9c24ba7c43a4a962c6c05cfffce713d7de7Jim Grosbach MCSymbol *Func = getParser().getContext().GetOrCreateSymbol(Name); 986642fc9c24ba7c43a4a962c6c05cfffce713d7de7Jim Grosbach getParser().getStreamer().EmitThumbFunc(Func); 987515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return false; 988515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby} 989515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 990515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ParseDirectiveSyntax 991515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ::= .syntax unified | divided 992515d509360d81946247fd0f937034cdf1f237c72Kevin Enderbybool ARMAsmParser::ParseDirectiveSyntax(SMLoc L) { 99318b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 994515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (Tok.isNot(AsmToken::Identifier)) 995515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "unexpected token in .syntax directive"); 99638e59891ee4417a9be2f8146ce0ba3269e38ac21Benjamin Kramer StringRef Mode = Tok.getString(); 99758c86910b31c569a5709466c82e2fabae2014a56Duncan Sands if (Mode == "unified" || Mode == "UNIFIED") 998b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 99958c86910b31c569a5709466c82e2fabae2014a56Duncan Sands else if (Mode == "divided" || Mode == "DIVIDED") 1000b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 1001515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else 1002515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "unrecognized syntax mode in .syntax directive"); 1003515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 1004515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getLexer().isNot(AsmToken::EndOfStatement)) 100518b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan return Error(Parser.getTok().getLoc(), "unexpected token in directive"); 1006b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 1007515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 1008515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // TODO tell the MC streamer the mode 1009515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby // getParser().getStreamer().Emit???(); 1010515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return false; 1011515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby} 1012515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 1013515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ParseDirectiveCode 1014515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby/// ::= .code 16 | 32 1015515d509360d81946247fd0f937034cdf1f237c72Kevin Enderbybool ARMAsmParser::ParseDirectiveCode(SMLoc L) { 101618b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan const AsmToken &Tok = Parser.getTok(); 1017515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (Tok.isNot(AsmToken::Integer)) 1018515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "unexpected token in .code directive"); 101918b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan int64_t Val = Parser.getTok().getIntVal(); 102058c86910b31c569a5709466c82e2fabae2014a56Duncan Sands if (Val == 16) 1021b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 102258c86910b31c569a5709466c82e2fabae2014a56Duncan Sands else if (Val == 32) 1023b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 1024515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby else 1025515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return Error(L, "invalid operand to .code directive"); 1026515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 1027515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby if (getLexer().isNot(AsmToken::EndOfStatement)) 102818b8323de70e3461b5d035e3f9e4f6dfaf5e674bSean Callanan return Error(Parser.getTok().getLoc(), "unexpected token in directive"); 1029b9a25b7744ed12b80031426978decce3d4cebbd7Sean Callanan Parser.Lex(); 1030515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 10312a301704ea76535f0485d5c3b75664b323249bdbJim Grosbach if (Val == 16) 10322a301704ea76535f0485d5c3b75664b323249bdbJim Grosbach getParser().getStreamer().EmitAssemblerFlag(MCAF_Code16); 10332a301704ea76535f0485d5c3b75664b323249bdbJim Grosbach else 10342a301704ea76535f0485d5c3b75664b323249bdbJim Grosbach getParser().getStreamer().EmitAssemblerFlag(MCAF_Code32); 10352a301704ea76535f0485d5c3b75664b323249bdbJim Grosbach 1036515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby return false; 1037515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby} 1038515d509360d81946247fd0f937034cdf1f237c72Kevin Enderby 103990b7097f92f6b4f6b27cd88c7c88a21b777f5795Sean Callananextern "C" void LLVMInitializeARMAsmLexer(); 104090b7097f92f6b4f6b27cd88c7c88a21b777f5795Sean Callanan 10419c41fa87eac369d84f8bfc2245084cd39f281ee4Kevin Enderby/// Force static initialization. 1042ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderbyextern "C" void LLVMInitializeARMAsmParser() { 1043ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby RegisterAsmParser<ARMAsmParser> X(TheARMTarget); 1044ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby RegisterAsmParser<ARMAsmParser> Y(TheThumbTarget); 104590b7097f92f6b4f6b27cd88c7c88a21b777f5795Sean Callanan LLVMInitializeARMAsmLexer(); 1046ca9c42c4daa8f4ffd9411e11c05fb53ee1bfaf70Kevin Enderby} 10473483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar 10480692ee676f8cdad25ad09a868bf597af4115c9d9Chris Lattner#define GET_REGISTER_MATCHER 10490692ee676f8cdad25ad09a868bf597af4115c9d9Chris Lattner#define GET_MATCHER_IMPLEMENTATION 10503483acabf012b847b13b969ebd9ce5c4d16d9eb7Daniel Dunbar#include "ARMGenAsmMatcher.inc" 1051