diff options
Diffstat (limited to 'lib/Target/ARM/Disassembler/ARMDisassembler.cpp')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 622 |
1 files changed, 398 insertions, 224 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index ce4587b..912935d 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -9,8 +9,6 @@ #define DEBUG_TYPE "arm-disassembler" -#include "ARM.h" -#include "ARMSubtarget.h" #include "MCTargetDesc/ARMAddressingModes.h" #include "MCTargetDesc/ARMMCExpr.h" #include "MCTargetDesc/ARMBaseInfo.h" @@ -20,6 +18,7 @@ #include "llvm/MC/MCExpr.h" #include "llvm/MC/MCContext.h" #include "llvm/MC/MCDisassembler.h" +#include "llvm/MC/MCSubtargetInfo.h" #include "llvm/Support/Debug.h" #include "llvm/Support/MemoryObject.h" #include "llvm/Support/ErrorHandling.h" @@ -103,228 +102,232 @@ static bool Check(DecodeStatus &Out, DecodeStatus In) { // Forward declare these because the autogenerated code will reference them. // Definitions are further down. -static DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, +static DecodeStatus DecodeGPRnopcRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodetGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodetcGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecoderGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeSPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPR_8RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPR_VFP2RegisterClass(llvm::MCInst &Inst, +static DecodeStatus DecodeDPR_VFP2RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeQPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPairRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPairRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPairSpacedRegisterClass(llvm::MCInst &Inst, +static DecodeStatus DecodeDPairSpacedRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodePredicateOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeCCOutOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSOImmOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSPRRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeDPRRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeBitfieldMaskOperand(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeBitfieldMaskOperand(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCopMemInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeCopMemInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode2IdxInstruction(llvm::MCInst &Inst, +static DecodeStatus DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegMemOperand(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSORegMemOperand(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode3Instruction(llvm::MCInst &Inst,unsigned Insn, +static DecodeStatus DecodeAddrMode3Instruction(MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSORegImmOperand(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSORegRegOperand(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMemMultipleWritebackInstruction(llvm::MCInst & Inst, +static DecodeStatus DecodeMemMultipleWritebackInstruction(MCInst & Inst, unsigned Insn, uint64_t Adddress, const void *Decoder); -static DecodeStatus DecodeT2MOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2MOVTWInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeArmMOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeArmMOVTWInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSMLAInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSMLAInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeCPSInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2CPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2CPSInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrModeImm12Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrModeImm12Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode5Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode7Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode7Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeBranchImmInstruction(llvm::MCInst &Inst,unsigned Insn, +static DecodeStatus DecodeT2BInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode6Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeBranchImmInstruction(MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode6Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVLDInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD1DupInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVSTInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVLD1DupInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD3DupInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVLD2DupInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD4DupInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVLD3DupInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeNEONModImmInstruction(llvm::MCInst &Inst,unsigned Val, +static DecodeStatus DecodeVLD4DupInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVSHLMaxInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeNEONModImmInstruction(MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight8Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeVSHLMaxInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight16Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight8Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight32Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight16Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight64Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight32Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeTBLInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeShiftRight64Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodePostIdxReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeTBLInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCoprocessor(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodePostIdxReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMemBarrierOption(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeCoprocessor(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMSRMask(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeMemBarrierOption(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDoubleRegLoad(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeMSRMask(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDoubleRegStore(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeDoubleRegLoad(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeLDRPreImm(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeDoubleRegStore(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeLDRPreReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeLDRPreImm(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSTRPreImm(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeLDRPreReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSTRPreReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSTRPreImm(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD1LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSTRPreReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD2LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD1LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD3LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD2LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD4LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD3LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST1LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD4LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST2LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST1LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST3LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST2LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST4LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST3LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVMOVSRR(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST4LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVMOVRRS(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVMOVSRR(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSwap(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVMOVRRS(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVCVTD(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSwap(MCInst &Inst, unsigned Insn, + uint64_t Address, const void *Decoder); +static DecodeStatus DecodeVCVTD(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVCVTQ(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVCVTQ(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSpecialReg(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbAddSpecialReg(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbBROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2BROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2BROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbCmpBROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbCmpBROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeRR(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeRR(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeIS(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeIS(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModePC(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModePC(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeSP(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeSP(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeSOReg(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeSOReg(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2LoadShift(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2Imm8S4(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2Imm8S4(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm8s4(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm8s4(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm0_1020s4(llvm::MCInst &Inst,unsigned Val, +static DecodeStatus DecodeT2AddrModeImm0_1020s4(MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2Imm8(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm8(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm8(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSPImm(llvm::MCInst &Inst, uint16_t Val, +static DecodeStatus DecodeThumbAddSPImm(MCInst &Inst, uint16_t Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSPReg(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbAddSPReg(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbCPS(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbCPS(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBLXOffset(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeThumbBLXOffset(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm12(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm12(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbTableBranch(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbTableBranch(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumb2BCCInstruction(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumb2BCCInstruction(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2SOImm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2SOImm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBCCTargetOperand(llvm::MCInst &Inst,unsigned Val, +static DecodeStatus DecodeThumbBCCTargetOperand(MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBLTargetOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbBLTargetOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeIT(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeIT(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2LDRDPreInstruction(llvm::MCInst &Inst,unsigned Insn, +static DecodeStatus DecodeT2LDRDPreInstruction(MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2STRDPreInstruction(llvm::MCInst &Inst,unsigned Insn, +static DecodeStatus DecodeT2STRDPreInstruction(MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2Adr(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2Adr(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2LdStPre(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2LdStPre(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2ShifterImmOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2ShifterImmOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); - - +static DecodeStatus DecodeLDR(MCInst &Inst, unsigned Val, + uint64_t Address, const void *Decoder); +static DecodeStatus DecodeMRRC2(llvm::MCInst &Inst, unsigned Val, + uint64_t Address, const void *Decoder); #include "ARMGenDisassemblerTables.inc" #include "ARMGenInstrInfo.inc" #include "ARMGenEDInfo.inc" @@ -856,7 +859,7 @@ static const uint16_t GPRDecoderTable[] = { ARM::R12, ARM::SP, ARM::LR, ARM::PC }; -static DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 15) return MCDisassembler::Fail; @@ -867,7 +870,7 @@ static DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, } static DecodeStatus -DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +DecodeGPRnopcRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -879,14 +882,14 @@ DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, unsigned RegNo, return S; } -static DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodetGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 7) return MCDisassembler::Fail; return DecodeGPRRegisterClass(Inst, RegNo, Address, Decoder); } -static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodetcGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { unsigned Register = 0; switch (RegNo) { @@ -916,7 +919,7 @@ static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, return MCDisassembler::Success; } -static DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecoderGPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo == 13 || RegNo == 15) return MCDisassembler::Fail; return DecodeGPRRegisterClass(Inst, RegNo, Address, Decoder); @@ -933,7 +936,7 @@ static const uint16_t SPRDecoderTable[] = { ARM::S28, ARM::S29, ARM::S30, ARM::S31 }; -static DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeSPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) return MCDisassembler::Fail; @@ -954,7 +957,7 @@ static const uint16_t DPRDecoderTable[] = { ARM::D28, ARM::D29, ARM::D30, ARM::D31 }; -static DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) return MCDisassembler::Fail; @@ -964,7 +967,7 @@ static DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, return MCDisassembler::Success; } -static DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPR_8RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 7) return MCDisassembler::Fail; @@ -972,7 +975,7 @@ static DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, } static DecodeStatus -DecodeDPR_VFP2RegisterClass(llvm::MCInst &Inst, unsigned RegNo, +DecodeDPR_VFP2RegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 15) return MCDisassembler::Fail; @@ -987,7 +990,7 @@ static const uint16_t QPRDecoderTable[] = { }; -static DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeQPRRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) return MCDisassembler::Fail; @@ -1007,7 +1010,7 @@ static const uint16_t DPairDecoderTable[] = { ARM::Q15 }; -static DecodeStatus DecodeDPairRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static DecodeStatus DecodeDPairRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 30) return MCDisassembler::Fail; @@ -1028,7 +1031,7 @@ static const uint16_t DPairSpacedDecoderTable[] = { ARM::D28_D30, ARM::D29_D31 }; -static DecodeStatus DecodeDPairSpacedRegisterClass(llvm::MCInst &Inst, +static DecodeStatus DecodeDPairSpacedRegisterClass(MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { @@ -1040,7 +1043,7 @@ static DecodeStatus DecodeDPairSpacedRegisterClass(llvm::MCInst &Inst, return MCDisassembler::Success; } -static DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodePredicateOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (Val == 0xF) return MCDisassembler::Fail; // AL predicate is not allowed on Thumb1 branches. @@ -1054,7 +1057,7 @@ static DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeCCOutOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (Val) Inst.addOperand(MCOperand::CreateReg(ARM::CPSR)); @@ -1063,7 +1066,7 @@ static DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSOImmOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { uint32_t imm = Val & 0xFF; uint32_t rot = (Val & 0xF00) >> 7; @@ -1072,7 +1075,7 @@ static DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSORegImmOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1109,7 +1112,7 @@ static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSORegRegOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1144,7 +1147,7 @@ static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1179,7 +1182,7 @@ static DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSPRRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1196,7 +1199,7 @@ static DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeDPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeDPRRegListOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1213,7 +1216,7 @@ static DecodeStatus DecodeDPRRegListOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeBitfieldMaskOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeBitfieldMaskOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { // This operand encodes a mask of contiguous zeros between a specified MSB // and LSB. To decode it, we create the mask of all bits MSB-and-lower, @@ -1234,7 +1237,7 @@ static DecodeStatus DecodeBitfieldMaskOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeCopMemInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeCopMemInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1379,7 +1382,7 @@ static DecodeStatus DecodeCopMemInstruction(llvm::MCInst &Inst, unsigned Insn, } static DecodeStatus -DecodeAddrMode2IdxInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1482,7 +1485,7 @@ DecodeAddrMode2IdxInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeSORegMemOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeSORegMemOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1523,7 +1526,7 @@ static DecodeStatus DecodeSORegMemOperand(llvm::MCInst &Inst, unsigned Val, } static DecodeStatus -DecodeAddrMode3Instruction(llvm::MCInst &Inst, unsigned Insn, +DecodeAddrMode3Instruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1536,6 +1539,7 @@ DecodeAddrMode3Instruction(llvm::MCInst &Inst, unsigned Insn, unsigned pred = fieldFromInstruction32(Insn, 28, 4); unsigned W = fieldFromInstruction32(Insn, 21, 1); unsigned P = fieldFromInstruction32(Insn, 24, 1); + unsigned Rt2 = Rt + 1; bool writeback = (W == 1) | (P == 0); @@ -1547,7 +1551,86 @@ DecodeAddrMode3Instruction(llvm::MCInst &Inst, unsigned Insn, case ARM::LDRD: case ARM::LDRD_PRE: case ARM::LDRD_POST: - if (Rt & 0x1) return MCDisassembler::Fail; + if (Rt & 0x1) S = MCDisassembler::SoftFail; + break; + default: + break; + } + switch (Inst.getOpcode()) { + case ARM::STRD: + case ARM::STRD_PRE: + case ARM::STRD_POST: + if (P == 0 && W == 1) + S = MCDisassembler::SoftFail; + + if (writeback && (Rn == 15 || Rn == Rt || Rn == Rt2)) + S = MCDisassembler::SoftFail; + if (type && Rm == 15) + S = MCDisassembler::SoftFail; + if (Rt2 == 15) + S = MCDisassembler::SoftFail; + if (!type && fieldFromInstruction32(Insn, 8, 4)) + S = MCDisassembler::SoftFail; + break; + case ARM::STRH: + case ARM::STRH_PRE: + case ARM::STRH_POST: + if (Rt == 15) + S = MCDisassembler::SoftFail; + if (writeback && (Rn == 15 || Rn == Rt)) + S = MCDisassembler::SoftFail; + if (!type && Rm == 15) + S = MCDisassembler::SoftFail; + break; + case ARM::LDRD: + case ARM::LDRD_PRE: + case ARM::LDRD_POST: + if (type && Rn == 15){ + if (Rt2 == 15) + S = MCDisassembler::SoftFail; + break; + } + if (P == 0 && W == 1) + S = MCDisassembler::SoftFail; + if (!type && (Rt2 == 15 || Rm == 15 || Rm == Rt || Rm == Rt2)) + S = MCDisassembler::SoftFail; + if (!type && writeback && Rn == 15) + S = MCDisassembler::SoftFail; + if (writeback && (Rn == Rt || Rn == Rt2)) + S = MCDisassembler::SoftFail; + break; + case ARM::LDRH: + case ARM::LDRH_PRE: + case ARM::LDRH_POST: + if (type && Rn == 15){ + if (Rt == 15) + S = MCDisassembler::SoftFail; + break; + } + if (Rt == 15) + S = MCDisassembler::SoftFail; + if (!type && Rm == 15) + S = MCDisassembler::SoftFail; + if (!type && writeback && (Rn == 15 || Rn == Rt)) + S = MCDisassembler::SoftFail; + break; + case ARM::LDRSH: + case ARM::LDRSH_PRE: + case ARM::LDRSH_POST: + case ARM::LDRSB: + case ARM::LDRSB_PRE: + case ARM::LDRSB_POST: + if (type && Rn == 15){ + if (Rt == 15) + S = MCDisassembler::SoftFail; + break; + } + if (type && (Rt == 15 || (writeback && Rn == Rt))) + S = MCDisassembler::SoftFail; + if (!type && (Rt == 15 || Rm == 15)) + S = MCDisassembler::SoftFail; + if (!type && writeback && (Rn == 15 || Rn == Rt)) + S = MCDisassembler::SoftFail; break; default: break; @@ -1634,7 +1717,7 @@ DecodeAddrMode3Instruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeRFEInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeRFEInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1663,7 +1746,7 @@ static DecodeStatus DecodeRFEInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeMemMultipleWritebackInstruction(llvm::MCInst &Inst, +static DecodeStatus DecodeMemMultipleWritebackInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1748,7 +1831,7 @@ static DecodeStatus DecodeMemMultipleWritebackInstruction(llvm::MCInst &Inst, return S; } -static DecodeStatus DecodeCPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeCPSInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned imod = fieldFromInstruction32(Insn, 18, 2); unsigned M = fieldFromInstruction32(Insn, 17, 1); @@ -1788,7 +1871,7 @@ static DecodeStatus DecodeCPSInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeT2CPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2CPSInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned imod = fieldFromInstruction32(Insn, 9, 2); unsigned M = fieldFromInstruction32(Insn, 8, 1); @@ -1828,7 +1911,7 @@ static DecodeStatus DecodeT2CPSInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeT2MOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2MOVTWInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1852,7 +1935,7 @@ static DecodeStatus DecodeT2MOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeArmMOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeArmMOVTWInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1878,7 +1961,7 @@ static DecodeStatus DecodeArmMOVTWInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeSMLAInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSMLAInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1906,7 +1989,7 @@ static DecodeStatus DecodeSMLAInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeAddrModeImm12Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrModeImm12Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1926,7 +2009,7 @@ static DecodeStatus DecodeAddrModeImm12Operand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeAddrMode5Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1945,13 +2028,28 @@ static DecodeStatus DecodeAddrMode5Operand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeAddrMode7Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode7Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { return DecodeGPRRegisterClass(Inst, Val, Address, Decoder); } static DecodeStatus -DecodeBranchImmInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeT2BInstruction(MCInst &Inst, unsigned Insn, + uint64_t Address, const void *Decoder) { + DecodeStatus S = MCDisassembler::Success; + unsigned imm = (fieldFromInstruction32(Insn, 0, 11) << 0) | + (fieldFromInstruction32(Insn, 11, 1) << 18) | + (fieldFromInstruction32(Insn, 13, 1) << 17) | + (fieldFromInstruction32(Insn, 16, 6) << 11) | + (fieldFromInstruction32(Insn, 26, 1) << 19); + if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<20>(imm<<1) + 4, + true, 4, Inst, Decoder)) + Inst.addOperand(MCOperand::CreateImm(SignExtend32<20>(imm << 1))); + return S; +} + +static DecodeStatus +DecodeBranchImmInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1977,7 +2075,7 @@ DecodeBranchImmInstruction(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeAddrMode6Operand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeAddrMode6Operand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -1994,7 +2092,7 @@ static DecodeStatus DecodeAddrMode6Operand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLDInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2183,6 +2281,8 @@ static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn, case ARM::VLD2b8wb_register: case ARM::VLD2b16wb_register: case ARM::VLD2b32wb_register: + Inst.addOperand(MCOperand::CreateImm(0)); + break; case ARM::VLD3d8_UPD: case ARM::VLD3d16_UPD: case ARM::VLD3d32_UPD: @@ -2251,12 +2351,22 @@ static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Insn, !Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) return MCDisassembler::Fail; break; + case ARM::VLD2d8wb_fixed: + case ARM::VLD2d16wb_fixed: + case ARM::VLD2d32wb_fixed: + case ARM::VLD2b8wb_fixed: + case ARM::VLD2b16wb_fixed: + case ARM::VLD2b32wb_fixed: + case ARM::VLD2q8wb_fixed: + case ARM::VLD2q16wb_fixed: + case ARM::VLD2q32wb_fixed: + break; } return S; } -static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVSTInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2319,6 +2429,8 @@ static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Insn, case ARM::VST2b8wb_register: case ARM::VST2b16wb_register: case ARM::VST2b32wb_register: + if (Rm == 0xF) + return MCDisassembler::Fail; Inst.addOperand(MCOperand::CreateImm(0)); break; case ARM::VST3d8_UPD: @@ -2525,7 +2637,7 @@ static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVLD1DupInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD1DupInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2570,7 +2682,7 @@ static DecodeStatus DecodeVLD1DupInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD2DupInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2580,7 +2692,6 @@ static DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Insn, unsigned Rm = fieldFromInstruction32(Insn, 0, 4); unsigned align = fieldFromInstruction32(Insn, 4, 1); unsigned size = 1 << fieldFromInstruction32(Insn, 6, 2); - unsigned pred = fieldFromInstruction32(Insn, 22, 4); align *= 2*size; switch (Inst.getOpcode()) { @@ -2611,20 +2722,15 @@ static DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Insn, return MCDisassembler::Fail; Inst.addOperand(MCOperand::CreateImm(align)); - if (Rm == 0xD) - Inst.addOperand(MCOperand::CreateReg(0)); - else if (Rm != 0xF) { + if (Rm != 0xD && Rm != 0xF) { if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) return MCDisassembler::Fail; } - if (!Check(S, DecodePredicateOperand(Inst, pred, Address, Decoder))) - return MCDisassembler::Fail; - return S; } -static DecodeStatus DecodeVLD3DupInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD3DupInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2659,7 +2765,7 @@ static DecodeStatus DecodeVLD3DupInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVLD4DupInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD4DupInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2712,7 +2818,7 @@ static DecodeStatus DecodeVLD4DupInstruction(llvm::MCInst &Inst, unsigned Insn, } static DecodeStatus -DecodeNEONModImmInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeNEONModImmInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2757,7 +2863,7 @@ DecodeNEONModImmInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVSHLMaxInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVSHLMaxInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2776,31 +2882,31 @@ static DecodeStatus DecodeVSHLMaxInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeShiftRight8Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight8Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { Inst.addOperand(MCOperand::CreateImm(8 - Val)); return MCDisassembler::Success; } -static DecodeStatus DecodeShiftRight16Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight16Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { Inst.addOperand(MCOperand::CreateImm(16 - Val)); return MCDisassembler::Success; } -static DecodeStatus DecodeShiftRight32Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight32Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { Inst.addOperand(MCOperand::CreateImm(32 - Val)); return MCDisassembler::Success; } -static DecodeStatus DecodeShiftRight64Imm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeShiftRight64Imm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { Inst.addOperand(MCOperand::CreateImm(64 - Val)); return MCDisassembler::Success; } -static DecodeStatus DecodeTBLInstruction(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeTBLInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2836,7 +2942,7 @@ static DecodeStatus DecodeTBLInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeThumbAddSpecialReg(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbAddSpecialReg(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2860,25 +2966,31 @@ static DecodeStatus DecodeThumbAddSpecialReg(llvm::MCInst &Inst, uint16_t Insn, return S; } -static DecodeStatus DecodeThumbBROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbBROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - Inst.addOperand(MCOperand::CreateImm(SignExtend32<12>(Val << 1))); + if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<12>(Val<<1) + 4, + true, 2, Inst, Decoder)) + Inst.addOperand(MCOperand::CreateImm(SignExtend32<12>(Val << 1))); return MCDisassembler::Success; } -static DecodeStatus DecodeT2BROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2BROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - Inst.addOperand(MCOperand::CreateImm(SignExtend32<21>(Val))); + if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<22>(Val<<1) + 4, + true, 4, Inst, Decoder)) + Inst.addOperand(MCOperand::CreateImm(SignExtend32<21>(Val))); return MCDisassembler::Success; } -static DecodeStatus DecodeThumbCmpBROperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbCmpBROperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - Inst.addOperand(MCOperand::CreateImm(SignExtend32<7>(Val << 1))); + if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<7>(Val<<1) + 4, + true, 2, Inst, Decoder)) + Inst.addOperand(MCOperand::CreateImm(SignExtend32<7>(Val << 1))); return MCDisassembler::Success; } -static DecodeStatus DecodeThumbAddrModeRR(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeRR(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2893,7 +3005,7 @@ static DecodeStatus DecodeThumbAddrModeRR(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeThumbAddrModeIS(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeIS(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2907,7 +3019,7 @@ static DecodeStatus DecodeThumbAddrModeIS(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeThumbAddrModePC(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModePC(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { unsigned imm = Val << 2; @@ -2917,7 +3029,7 @@ static DecodeStatus DecodeThumbAddrModePC(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeThumbAddrModeSP(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbAddrModeSP(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { Inst.addOperand(MCOperand::CreateReg(ARM::SP)); Inst.addOperand(MCOperand::CreateImm(Val)); @@ -2925,7 +3037,7 @@ static DecodeStatus DecodeThumbAddrModeSP(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeT2AddrModeSOReg(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeSOReg(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2942,7 +3054,7 @@ static DecodeStatus DecodeT2AddrModeSOReg(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2LoadShift(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -2997,7 +3109,7 @@ static DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeT2Imm8S4(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2Imm8S4(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { int imm = Val & 0xFF; if (!(Val & 0x100)) imm *= -1; @@ -3006,7 +3118,7 @@ static DecodeStatus DecodeT2Imm8S4(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeT2AddrModeImm8s4(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm8s4(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3021,7 +3133,7 @@ static DecodeStatus DecodeT2AddrModeImm8s4(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeT2AddrModeImm0_1020s4(llvm::MCInst &Inst,unsigned Val, +static DecodeStatus DecodeT2AddrModeImm0_1020s4(MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3036,7 +3148,7 @@ static DecodeStatus DecodeT2AddrModeImm0_1020s4(llvm::MCInst &Inst,unsigned Val, return S; } -static DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2Imm8(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { int imm = Val & 0xFF; if (Val == 0) @@ -3049,7 +3161,7 @@ static DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, } -static DecodeStatus DecodeT2AddrModeImm8(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm8(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3080,7 +3192,7 @@ static DecodeStatus DecodeT2AddrModeImm8(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeT2LdStPre(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeT2LdStPre(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3110,7 +3222,7 @@ static DecodeStatus DecodeT2LdStPre(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeT2AddrModeImm12(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2AddrModeImm12(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3125,7 +3237,7 @@ static DecodeStatus DecodeT2AddrModeImm12(llvm::MCInst &Inst, unsigned Val, } -static DecodeStatus DecodeThumbAddSPImm(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbAddSPImm(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder) { unsigned imm = fieldFromInstruction16(Insn, 0, 7); @@ -3136,7 +3248,7 @@ static DecodeStatus DecodeThumbAddSPImm(llvm::MCInst &Inst, uint16_t Insn, return MCDisassembler::Success; } -static DecodeStatus DecodeThumbAddSPReg(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbAddSPReg(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3161,7 +3273,7 @@ static DecodeStatus DecodeThumbAddSPReg(llvm::MCInst &Inst, uint16_t Insn, return S; } -static DecodeStatus DecodeThumbCPS(llvm::MCInst &Inst, uint16_t Insn, +static DecodeStatus DecodeThumbCPS(MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder) { unsigned imod = fieldFromInstruction16(Insn, 4, 1) | 0x2; unsigned flags = fieldFromInstruction16(Insn, 0, 3); @@ -3172,20 +3284,20 @@ static DecodeStatus DecodeThumbCPS(llvm::MCInst &Inst, uint16_t Insn, return MCDisassembler::Success; } -static DecodeStatus DecodePostIdxReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodePostIdxReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; unsigned Rm = fieldFromInstruction32(Insn, 0, 4); unsigned add = fieldFromInstruction32(Insn, 4, 1); - if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder))) return MCDisassembler::Fail; Inst.addOperand(MCOperand::CreateImm(add)); return S; } -static DecodeStatus DecodeThumbBLXOffset(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbBLXOffset(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (!tryAddingSymbolicOperand(Address, (Address & ~2u) + SignExtend32<22>(Val << 1) + 4, @@ -3194,7 +3306,7 @@ static DecodeStatus DecodeThumbBLXOffset(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeCoprocessor(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeCoprocessor(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (Val == 0xA || Val == 0xB) return MCDisassembler::Fail; @@ -3204,7 +3316,7 @@ static DecodeStatus DecodeCoprocessor(llvm::MCInst &Inst, unsigned Val, } static DecodeStatus -DecodeThumbTableBranch(llvm::MCInst &Inst, unsigned Insn, +DecodeThumbTableBranch(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3220,7 +3332,7 @@ DecodeThumbTableBranch(llvm::MCInst &Inst, unsigned Insn, } static DecodeStatus -DecodeThumb2BCCInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeThumb2BCCInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3262,7 +3374,7 @@ DecodeThumb2BCCInstruction(llvm::MCInst &Inst, unsigned Insn, // Decode a shifted immediate operand. These basically consist // of an 8-bit value, and a 4-bit directive that specifies either // a splat operation or a rotation. -static DecodeStatus DecodeT2SOImm(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeT2SOImm(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { unsigned ctrl = fieldFromInstruction32(Val, 10, 2); if (ctrl == 0) { @@ -3294,13 +3406,15 @@ static DecodeStatus DecodeT2SOImm(llvm::MCInst &Inst, unsigned Val, } static DecodeStatus -DecodeThumbBCCTargetOperand(llvm::MCInst &Inst, unsigned Val, +DecodeThumbBCCTargetOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder){ - Inst.addOperand(MCOperand::CreateImm(Val << 1)); + if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<8>(Val<<1) + 4, + true, 2, Inst, Decoder)) + Inst.addOperand(MCOperand::CreateImm(SignExtend32<8>(Val << 1))); return MCDisassembler::Success; } -static DecodeStatus DecodeThumbBLTargetOperand(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeThumbBLTargetOperand(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder){ if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<22>(Val<<1) + 4, true, 4, Inst, Decoder)) @@ -3308,7 +3422,7 @@ static DecodeStatus DecodeThumbBLTargetOperand(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeMemBarrierOption(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeMemBarrierOption(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { switch (Val) { default: @@ -3328,14 +3442,14 @@ static DecodeStatus DecodeMemBarrierOption(llvm::MCInst &Inst, unsigned Val, return MCDisassembler::Success; } -static DecodeStatus DecodeMSRMask(llvm::MCInst &Inst, unsigned Val, +static DecodeStatus DecodeMSRMask(MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (!Val) return MCDisassembler::Fail; Inst.addOperand(MCOperand::CreateImm(Val)); return MCDisassembler::Success; } -static DecodeStatus DecodeDoubleRegLoad(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeDoubleRegLoad(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3358,7 +3472,7 @@ static DecodeStatus DecodeDoubleRegLoad(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeDoubleRegStore(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeDoubleRegStore(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder){ DecodeStatus S = MCDisassembler::Success; @@ -3385,7 +3499,7 @@ static DecodeStatus DecodeDoubleRegStore(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeLDRPreImm(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeLDRPreImm(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3410,7 +3524,7 @@ static DecodeStatus DecodeLDRPreImm(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeLDRPreReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeLDRPreReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3438,7 +3552,7 @@ static DecodeStatus DecodeLDRPreReg(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeSTRPreImm(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSTRPreImm(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3463,7 +3577,7 @@ static DecodeStatus DecodeSTRPreImm(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeSTRPreReg(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSTRPreReg(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3488,7 +3602,7 @@ static DecodeStatus DecodeSTRPreReg(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVLD1LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD1LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3547,7 +3661,7 @@ static DecodeStatus DecodeVLD1LN(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVST1LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST1LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3605,7 +3719,7 @@ static DecodeStatus DecodeVST1LN(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeVLD2LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD2LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3672,7 +3786,7 @@ static DecodeStatus DecodeVLD2LN(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVST2LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST2LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3736,7 +3850,7 @@ static DecodeStatus DecodeVST2LN(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeVLD3LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD3LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3806,7 +3920,7 @@ static DecodeStatus DecodeVLD3LN(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVST3LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST3LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3870,7 +3984,7 @@ static DecodeStatus DecodeVST3LN(llvm::MCInst &Inst, unsigned Insn, } -static DecodeStatus DecodeVLD4LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVLD4LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -3944,7 +4058,7 @@ static DecodeStatus DecodeVLD4LN(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVST4LN(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVST4LN(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -4009,7 +4123,7 @@ static DecodeStatus DecodeVST4LN(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVMOVSRR(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVMOVSRR(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; unsigned Rt = fieldFromInstruction32(Insn, 12, 4); @@ -4035,7 +4149,7 @@ static DecodeStatus DecodeVMOVSRR(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVMOVRRS(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVMOVRRS(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; unsigned Rt = fieldFromInstruction32(Insn, 12, 4); @@ -4061,7 +4175,7 @@ static DecodeStatus DecodeVMOVRRS(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeIT(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeIT(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; unsigned pred = fieldFromInstruction16(Insn, 4, 4); @@ -4088,7 +4202,7 @@ static DecodeStatus DecodeIT(llvm::MCInst &Inst, unsigned Insn, } static DecodeStatus -DecodeT2LDRDPreInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeT2LDRDPreInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -4125,7 +4239,7 @@ DecodeT2LDRDPreInstruction(llvm::MCInst &Inst, unsigned Insn, } static DecodeStatus -DecodeT2STRDPreInstruction(llvm::MCInst &Inst, unsigned Insn, +DecodeT2STRDPreInstruction(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -4159,7 +4273,7 @@ DecodeT2STRDPreInstruction(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeT2Adr(llvm::MCInst &Inst, uint32_t Insn, +static DecodeStatus DecodeT2Adr(MCInst &Inst, uint32_t Insn, uint64_t Address, const void *Decoder) { unsigned sign1 = fieldFromInstruction32(Insn, 21, 1); unsigned sign2 = fieldFromInstruction32(Insn, 23, 1); @@ -4174,7 +4288,7 @@ static DecodeStatus DecodeT2Adr(llvm::MCInst &Inst, uint32_t Insn, return MCDisassembler::Success; } -static DecodeStatus DecodeT2ShifterImmOperand(llvm::MCInst &Inst, uint32_t Val, +static DecodeStatus DecodeT2ShifterImmOperand(MCInst &Inst, uint32_t Val, uint64_t Address, const void *Decoder) { DecodeStatus S = MCDisassembler::Success; @@ -4185,7 +4299,7 @@ static DecodeStatus DecodeT2ShifterImmOperand(llvm::MCInst &Inst, uint32_t Val, return S; } -static DecodeStatus DecodeSwap(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeSwap(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned Rt = fieldFromInstruction32(Insn, 12, 4); unsigned Rt2 = fieldFromInstruction32(Insn, 0, 4); @@ -4196,6 +4310,10 @@ static DecodeStatus DecodeSwap(llvm::MCInst &Inst, unsigned Insn, return DecodeCPSInstruction(Inst, Insn, Address, Decoder); DecodeStatus S = MCDisassembler::Success; + + if (Rt == Rn || Rn == Rt2) + S = MCDisassembler::SoftFail; + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt, Address, Decoder))) return MCDisassembler::Fail; if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt2, Address, Decoder))) @@ -4208,7 +4326,7 @@ static DecodeStatus DecodeSwap(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVCVTD(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVCVTD(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned Vd = (fieldFromInstruction32(Insn, 12, 4) << 0); Vd |= (fieldFromInstruction32(Insn, 22, 1) << 4); @@ -4236,7 +4354,7 @@ static DecodeStatus DecodeVCVTD(llvm::MCInst &Inst, unsigned Insn, return S; } -static DecodeStatus DecodeVCVTQ(llvm::MCInst &Inst, unsigned Insn, +static DecodeStatus DecodeVCVTQ(MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder) { unsigned Vd = (fieldFromInstruction32(Insn, 12, 4) << 0); Vd |= (fieldFromInstruction32(Insn, 22, 1) << 4); @@ -4263,3 +4381,59 @@ static DecodeStatus DecodeVCVTQ(llvm::MCInst &Inst, unsigned Insn, return S; } + +static DecodeStatus DecodeLDR(MCInst &Inst, unsigned Val, + uint64_t Address, const void *Decoder) { + DecodeStatus S = MCDisassembler::Success; + + unsigned Rn = fieldFromInstruction32(Val, 16, 4); + unsigned Rt = fieldFromInstruction32(Val, 12, 4); + unsigned Rm = fieldFromInstruction32(Val, 0, 4); + Rm |= (fieldFromInstruction32(Val, 23, 1) << 4); + unsigned Cond = fieldFromInstruction32(Val, 28, 4); + + if (fieldFromInstruction32(Val, 8, 4) != 0 || Rn == Rt) + S = MCDisassembler::SoftFail; + + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt, Address, Decoder))) + return MCDisassembler::Fail; + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rn, Address, Decoder))) + return MCDisassembler::Fail; + if (!Check(S, DecodeAddrMode7Operand(Inst, Rn, Address, Decoder))) + return MCDisassembler::Fail; + if (!Check(S, DecodePostIdxReg(Inst, Rm, Address, Decoder))) + return MCDisassembler::Fail; + if (!Check(S, DecodePredicateOperand(Inst, Cond, Address, Decoder))) + return MCDisassembler::Fail; + + return S; +} + +static DecodeStatus DecodeMRRC2(llvm::MCInst &Inst, unsigned Val, + uint64_t Address, const void *Decoder) { + + DecodeStatus S = MCDisassembler::Success; + + unsigned CRm = fieldFromInstruction32(Val, 0, 4); + unsigned opc1 = fieldFromInstruction32(Val, 4, 4); + unsigned cop = fieldFromInstruction32(Val, 8, 4); + unsigned Rt = fieldFromInstruction32(Val, 12, 4); + unsigned Rt2 = fieldFromInstruction32(Val, 16, 4); + + if ((cop & ~0x1) == 0xa) + return MCDisassembler::Fail; + + if (Rt == Rt2) + S = MCDisassembler::SoftFail; + + Inst.addOperand(MCOperand::CreateImm(cop)); + Inst.addOperand(MCOperand::CreateImm(opc1)); + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt, Address, Decoder))) + return MCDisassembler::Fail; + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt2, Address, Decoder))) + return MCDisassembler::Fail; + Inst.addOperand(MCOperand::CreateImm(CRm)); + + return S; +} + |