X86/MCTargetDesc/X86MCCodeEmitter.cpp

88   void EmitByte(unsigned char C, unsigned &CurByte, raw_ostream &OS) const {
90     ++CurByte;
93   void EmitConstant(uint64_t Val, unsigned Size, unsigned &CurByte,
97       EmitByte(Val & 255, CurByte, OS);
104                      unsigned &CurByte, raw_ostream &OS,
115                         unsigned &CurByte, raw_ostream &OS) const {
116     EmitByte(ModRMByte(3, RegOpcodeFld, GetX86RegNum(ModRMReg)), CurByte, OS);
120                    unsigned &CurByte, raw_ostream &OS) const {
122     EmitByte(ModRMByte(SS, Index, Base), CurByte, OS);
128                         uint64_t TSFlags, unsigned &CurByte, raw_ostream &OS,
134   void EmitVEXOpcodePrefix(uint64_t TSFlags, unsigned &CurByte, int MemOperand,
138   void EmitSegmentOverridePrefix(uint64_t TSFlags, unsigned &CurByte,
142   void EmitOpcodePrefix(uint64_t TSFlags, unsigned &CurByte, int MemOperand,
304               MCFixupKind FixupKind, unsigned &CurByte, raw_ostream &OS,
313       EmitConstant(DispOp.getImm()+ImmOffset, Size, CurByte, OS);
331         ImmOffset = CurByte;
361   Fixups.push_back(MCFixup::Create(CurByte, Expr, FixupKind, Loc));
362   EmitConstant(0, Size, CurByte, OS);
367                                         uint64_t TSFlags, unsigned &CurByte,
381     EmitByte(ModRMByte(0, RegOpcodeField, 5), CurByte, OS);
399                   CurByte, OS, Fixups, -ImmSize);
421       EmitByte(ModRMByte(0, RegOpcodeField, 5), CurByte, OS);
422       EmitImmediate(Disp, MI.getLoc(), 4, FK_Data_4, CurByte, OS, Fixups);
431       EmitByte(ModRMByte(0, RegOpcodeField, BaseRegNo), CurByte, OS);
438         EmitByte(ModRMByte(1, RegOpcodeField, BaseRegNo), CurByte, OS);
439         EmitImmediate(Disp, MI.getLoc(), 1, FK_Data_1, CurByte, OS, Fixups);
446         EmitByte(ModRMByte(1, RegOpcodeField, BaseRegNo), CurByte, OS);
447         EmitImmediate(Disp, MI.getLoc(), 1, FK_Data_1, CurByte, OS, Fixups,
454     EmitByte(ModRMByte(2, RegOpcodeField, BaseRegNo), CurByte, OS);
455     EmitImmediate(Disp, MI.getLoc(), 4, MCFixupKind(X86::reloc_signed_4byte), CurByte, OS,
471     EmitByte(ModRMByte(0, RegOpcodeField, 4), CurByte, OS);
475     EmitByte(ModRMByte(2, RegOpcodeField, 4), CurByte, OS);
482     EmitByte(ModRMByte(0, RegOpcodeField, 4), CurByte, OS);
485     EmitByte(ModRMByte(1, RegOpcodeField, 4), CurByte, OS);
489     EmitByte(ModRMByte(1, RegOpcodeField, 4), CurByte, OS);
494     EmitByte(ModRMByte(2, RegOpcodeField, 4), CurByte, OS);
509     EmitSIBByte(SS, IndexRegNo, 5, CurByte, OS);
516     EmitSIBByte(SS, IndexRegNo, GetX86RegNum(Base), CurByte, OS);
521     EmitImmediate(Disp, MI.getLoc(), 1, FK_Data_1, CurByte, OS, Fixups, ImmOffset);
524                   CurByte, OS, Fixups);
529 void X86MCCodeEmitter::EmitVEXOpcodePrefix(uint64_t TSFlags, unsigned &CurByte,
891   EmitSegmentOverridePrefix(TSFlags, CurByte, MemOperand, MI, OS);
908       EmitByte(0xC5, CurByte, OS);
909       EmitByte(LastByte | (VEX_R << 7), CurByte, OS);
914     EmitByte(XOP ? 0x8F : 0xC4, CurByte, OS);
915     EmitByte(VEX_R << 7 | VEX_X << 6 | VEX_B << 5 | VEX_5M, CurByte, OS);
916     EmitByte(LastByte | (VEX_W << 7), CurByte, OS);
928     EmitByte(0x62, CurByte, OS);
933              VEX_5M, CurByte, OS);
937              VEX_PP, CurByte, OS);
943              EVEX_aaa, CurByte, OS);
1043                                         unsigned &CurByte, int MemOperand,
1054       case X86::CS: EmitByte(0x2E, CurByte, OS); break;
1055       case X86::SS: EmitByte(0x36, CurByte, OS); break;
1056       case X86::DS: EmitByte(0x3E, CurByte, OS); break;
1057       case X86::ES: EmitByte(0x26, CurByte, OS); break;
1058       case X86::FS: EmitByte(0x64, CurByte, OS); break;
1059       case X86::GS: EmitByte(0x65, CurByte, OS); break;
1064     EmitByte(0x64, CurByte, OS);
1067     EmitByte(0x65, CurByte, OS);
1076 void X86MCCodeEmitter::EmitOpcodePrefix(uint64_t TSFlags, unsigned &CurByte,
1083     EmitByte(0xF0, CurByte, OS);
1086   EmitSegmentOverridePrefix(TSFlags, CurByte, MemOperand, MI, OS);
1090     EmitByte(0xF3, CurByte, OS);
1109     EmitByte(0x67, CurByte, OS);
1113     EmitByte(0x66, CurByte, OS);
1128     EmitByte(0xF3, CurByte, OS);
1132     EmitByte(0xF2, CurByte, OS);
1136     EmitByte(0xF2, CurByte, OS);
1140     EmitByte(0xF3, CurByte, OS);
1144     EmitByte(0xF2, CurByte, OS);
1147   case X86II::D8: EmitByte(0xD8, CurByte, OS); break;
1148   case X86II::D9: EmitByte(0xD9, CurByte, OS); break;
1149   case X86II::DA: EmitByte(0xDA, CurByte, OS); break;
1150   case X86II::DB: EmitByte(0xDB, CurByte, OS); break;
1151   case X86II::DC: EmitByte(0xDC, CurByte, OS); break;
1152   case X86II::DD: EmitByte(0xDD, CurByte, OS); break;
1153   case X86II::DE: EmitByte(0xDE, CurByte, OS); break;
1154   case X86II::DF: EmitByte(0xDF, CurByte, OS); break;
1161       EmitByte(0x40 | REX, CurByte, OS);
1166     EmitByte(0x0F, CurByte, OS);
1173     EmitByte(0x38, CurByte, OS);
1177     EmitByte(0x3A, CurByte, OS);
1180     EmitByte(0xA6, CurByte, OS);
1183     EmitByte(0xA7, CurByte, OS);
1203   unsigned CurByte = 0;
1223     EmitOpcodePrefix(TSFlags, CurByte, MemoryOperand, MI, Desc, OS);
1225     EmitVEXOpcodePrefix(TSFlags, CurByte, MemoryOperand, MI, Desc, OS);
1241     EmitByte(BaseOpcode, CurByte, OS);
1244     EmitByte(BaseOpcode, CurByte, OS);
1247                   CurByte, OS, Fixups);
1248     EmitImmediate(MI.getOperand(CurOp++), MI.getLoc(), 1, FK_Data_1, CurByte,
1252     EmitByte(BaseOpcode, CurByte, OS);
1255                   CurByte, OS, Fixups);
1256     EmitImmediate(MI.getOperand(CurOp++), MI.getLoc(), 2, FK_Data_2, CurByte,
1261     EmitByte(BaseOpcode + GetX86RegNum(MI.getOperand(CurOp++)), CurByte, OS);
1265     EmitByte(BaseOpcode, CurByte, OS);
1275                      GetX86RegNum(MI.getOperand(SrcRegNum)), CurByte, OS);
1280     EmitByte(BaseOpcode, CurByte, OS);
1291                      TSFlags, CurByte, OS, Fixups);
1296     EmitByte(BaseOpcode, CurByte, OS);
1309                      GetX86RegNum(MI.getOperand(CurOp)), CurByte, OS);
1333     EmitByte(BaseOpcode, CurByte, OS);
1336                      TSFlags, CurByte, OS, Fixups);
1349     EmitByte(BaseOpcode, CurByte, OS);
1352                      CurByte, OS);
1360     EmitByte(BaseOpcode, CurByte, OS);
1362                      TSFlags, CurByte, OS, Fixups);
1374     EmitByte(BaseOpcode, CurByte, OS);
1405     EmitByte(MRM, CurByte, OS);
1433                     CurByte, OS, Fixups);
1446                     CurByte, OS, Fixups);
1451     EmitByte(X86II::getBaseOpcodeFor(TSFlags), CurByte, OS);