diff options
Diffstat (limited to 'lib/Target/ARM/Disassembler/ARMDisassembler.cpp')
| -rw-r--r-- | lib/Target/ARM/Disassembler/ARMDisassembler.cpp | 1188 |
1 files changed, 595 insertions, 593 deletions
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp index 0c2abe28ec..40d69e9ff5 100644 --- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp +++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp @@ -24,221 +24,223 @@ #include "llvm/Support/TargetRegistry.h" #include "llvm/Support/raw_ostream.h" -// Pull DecodeStatus and its enum values into the global namespace. -typedef llvm::MCDisassembler::DecodeStatus DecodeStatus; -#define Success llvm::MCDisassembler::Success -#define Unpredictable llvm::MCDisassembler::SoftFail -#define Fail llvm::MCDisassembler::Fail - -// Helper macro to perform setwise reduction of the current running status -// and another status, and return if the new status is Fail. -#define CHECK(S,X) do { \ - S = (DecodeStatus) ((int)S & (X)); \ - if (S == Fail) return Fail; \ - } while(0) +using namespace llvm; + +static bool Check(MCDisassembler::DecodeStatus &Out, MCDisassembler::DecodeStatus In) { + switch (In) { + case MCDisassembler::Success: + // Out stays the same. + return true; + case MCDisassembler::SoftFail: + Out = In; + return true; + case MCDisassembler::Fail: + Out = In; + return false; + } + return false; +} // Forward declare these because the autogenerated code will reference them. // Definitions are further down. -static DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, +static MCDisassembler::DecodeStatus DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPR_VFP2RegisterClass(llvm::MCInst &Inst, +static MCDisassembler::DecodeStatus DecodeDPR_VFP2RegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder); -static DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeDPRRegListOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeBitfieldMaskOperand(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeBitfieldMaskOperand(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCopMemInstruction(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeCopMemInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode2IdxInstruction(llvm::MCInst &Inst, +static MCDisassembler::DecodeStatus DecodeAddrMode2IdxInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegMemOperand(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSORegMemOperand(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode3Instruction(llvm::MCInst &Inst,unsigned Insn, +static MCDisassembler::DecodeStatus DecodeAddrMode3Instruction(llvm::MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMemMultipleWritebackInstruction(llvm::MCInst & Inst, +static MCDisassembler::DecodeStatus DecodeMemMultipleWritebackInstruction(llvm::MCInst & Inst, unsigned Insn, uint64_t Adddress, const void *Decoder); -static DecodeStatus DecodeSMLAInstruction(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSMLAInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeCPSInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2CPSInstruction(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeT2CPSInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrModeImm12Operand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeAddrModeImm12Operand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode5Operand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeAddrMode5Operand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode7Operand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeAddrMode7Operand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeBranchImmInstruction(llvm::MCInst &Inst,unsigned Insn, +static MCDisassembler::DecodeStatus DecodeBranchImmInstruction(llvm::MCInst &Inst,unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVCVTImmOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVCVTImmOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeAddrMode6Operand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeAddrMode6Operand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVLDInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVSTInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD1DupInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVLD1DupInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVLD2DupInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD3DupInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVLD3DupInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD4DupInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVLD4DupInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeNEONModImmInstruction(llvm::MCInst &Inst,unsigned Val, +static MCDisassembler::DecodeStatus DecodeNEONModImmInstruction(llvm::MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVSHLMaxInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVSHLMaxInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight8Imm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeShiftRight8Imm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight16Imm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeShiftRight16Imm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight32Imm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeShiftRight32Imm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeShiftRight64Imm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeShiftRight64Imm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeTBLInstruction(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeTBLInstruction(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVFPfpImm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeVFPfpImm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodePostIdxReg(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodePostIdxReg(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeCoprocessor(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeCoprocessor(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMemBarrierOption(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeMemBarrierOption(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeMSRMask(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeMSRMask(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDoubleRegLoad(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeDoubleRegLoad(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeDoubleRegStore(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeDoubleRegStore(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeLDRPreImm(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeLDRPreImm(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeLDRPreReg(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeLDRPreReg(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSTRPreImm(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSTRPreImm(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeSTRPreReg(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeSTRPreReg(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD1LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVLD1LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD2LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVLD2LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD3LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVLD3LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVLD4LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVLD4LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST1LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVST1LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST2LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVST2LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST3LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVST3LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVST4LN(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVST4LN(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVMOVSRR(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVMOVSRR(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeVMOVRRS(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeVMOVRRS(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSpecialReg(llvm::MCInst &Inst, uint16_t Insn, +static MCDisassembler::DecodeStatus DecodeThumbAddSpecialReg(llvm::MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBROperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbBROperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2BROperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2BROperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbCmpBROperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbCmpBROperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeRR(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbAddrModeRR(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeIS(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbAddrModeIS(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModePC(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbAddrModePC(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddrModeSP(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbAddrModeSP(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeSOReg(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2AddrModeSOReg(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2LoadShift(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2Imm8S4(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2Imm8S4(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm8s4(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2AddrModeImm8s4(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2Imm8(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm8(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2AddrModeImm8(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSPImm(llvm::MCInst &Inst, uint16_t Val, +static MCDisassembler::DecodeStatus DecodeThumbAddSPImm(llvm::MCInst &Inst, uint16_t Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbAddSPReg(llvm::MCInst &Inst, uint16_t Insn, +static MCDisassembler::DecodeStatus DecodeThumbAddSPReg(llvm::MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbCPS(llvm::MCInst &Inst, uint16_t Insn, +static MCDisassembler::DecodeStatus DecodeThumbCPS(llvm::MCInst &Inst, uint16_t Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBLXOffset(llvm::MCInst &Inst, unsigned Insn, +static MCDisassembler::DecodeStatus DecodeThumbBLXOffset(llvm::MCInst &Inst, unsigned Insn, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2AddrModeImm12(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2AddrModeImm12(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumb2BCCInstruction(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumb2BCCInstruction(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeT2SOImm(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeT2SOImm(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBCCTargetOperand(llvm::MCInst &Inst,unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbBCCTargetOperand(llvm::MCInst &Inst,unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeThumbBLTargetOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeThumbBLTargetOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); -static DecodeStatus DecodeIT(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeIT(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder); #include "ARMGenDisassemblerTables.inc" #include "ARMGenInstrInfo.inc" #include "ARMGenEDInfo.inc" -using namespace llvm; - static MCDisassembler *createARMDisassembler(const Target &T) { return new ARMDisassembler; } @@ -255,7 +257,7 @@ EDInstInfo *ThumbDisassembler::getEDInfo() const { return instInfoARM; } -DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, +MCDisassembler::DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, const MemoryObject &Region, uint64_t Address, raw_ostream &os) const { @@ -264,7 +266,7 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, // We want to read exactly 4 bytes of data. if (Region.readBytes(Address, 4, (uint8_t*)bytes, NULL) == -1) { Size = 0; - return Fail; + return MCDisassembler::Fail; } // Encoded as a small-endian 32-bit word in the stream. @@ -274,8 +276,8 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, (bytes[0] << 0); // Calling the auto-generated decoder function. - DecodeStatus result = decodeARMInstruction32(MI, insn, Address, this); - if (result != Fail) { + MCDisassembler::DecodeStatus result = decodeARMInstruction32(MI, insn, Address, this); + if (result != MCDisassembler::Fail) { Size = 4; return result; } @@ -285,7 +287,7 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, // fact that we fail to encode a few instructions properly for Thumb. MI.clear(); result = decodeCommonInstruction32(MI, insn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; return result; } @@ -294,45 +296,45 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size, // and Thumb modes. MI.clear(); result = decodeVFPInstruction32(MI, insn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; return result; } MI.clear(); result = decodeNEONDataInstruction32(MI, insn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; // Add a fake predicate operand, because we share these instruction // definitions with Thumb2 where these instructions are predicable. - if (!DecodePredicateOperand(MI, 0xE, Address, this)) return Fail; + if (!DecodePredicateOperand(MI, 0xE, Address, this)) return MCDisassembler::Fail; return result; } MI.clear(); result = decodeNEONLoadStoreInstruction32(MI, insn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; // Add a fake predicate operand, because we share these instruction // definitions with Thumb2 where these instructions are predicable. - if (!DecodePredicateOperand(MI, 0xE, Address, this)) return Fail; + if (!DecodePredicateOperand(MI, 0xE, Address, this)) return MCDisassembler::Fail; return result; } MI.clear(); result = decodeNEONDupInstruction32(MI, insn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; // Add a fake predicate operand, because we share these instruction // definitions with Thumb2 where these instructions are predicable. - if (!DecodePredicateOperand(MI, 0xE, Address, this)) return Fail; + if (!DecodePredicateOperand(MI, 0xE, Address, this)) return MCDisassembler::Fail; return result; } MI.clear(); Size = 0; - return Fail; + return MCDisassembler::Fail; } namespace llvm { @@ -438,7 +440,7 @@ void ThumbDisassembler::UpdateThumbVFPPredicate(MCInst &MI) const { } } -DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, +MCDisassembler::DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, const MemoryObject &Region, uint64_t Address, raw_ostream &os) const { @@ -447,12 +449,12 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, // We want to read exactly 2 bytes of data. if (Region.readBytes(Address, 2, (uint8_t*)bytes, NULL) == -1) { Size = 0; - return Fail; + return MCDisassembler::Fail; } uint16_t insn16 = (bytes[1] << 8) | bytes[0]; - DecodeStatus result = decodeThumbInstruction16(MI, insn16, Address, this); - if (result != Fail) { + MCDisassembler::DecodeStatus result = decodeThumbInstruction16(MI, insn16, Address, this); + if (result != MCDisassembler::Fail) { Size = 2; AddThumbPredicate(MI); return result; @@ -470,7 +472,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, MI.clear(); result = decodeThumb2Instruction16(MI, insn16, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 2; AddThumbPredicate(MI); @@ -501,7 +503,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, // We want to read exactly 4 bytes of data. if (Region.readBytes(Address, 4, (uint8_t*)bytes, NULL) == -1) { Size = 0; - return Fail; + return MCDisassembler::Fail; } uint32_t insn32 = (bytes[3] << 8) | @@ -510,7 +512,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, (bytes[0] << 16); MI.clear(); result = decodeThumbInstruction32(MI, insn32, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; bool InITBlock = ITBlock.size(); AddThumbPredicate(MI); @@ -520,7 +522,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, MI.clear(); result = decodeThumb2Instruction32(MI, insn32, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; AddThumbPredicate(MI); return result; @@ -528,7 +530,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, MI.clear(); result = decodeCommonInstruction32(MI, insn32, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; AddThumbPredicate(MI); return result; @@ -536,7 +538,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, MI.clear(); result = decodeVFPInstruction32(MI, insn32, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; UpdateThumbVFPPredicate(MI); return result; @@ -544,7 +546,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, MI.clear(); result = decodeNEONDupInstruction32(MI, insn32, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; AddThumbPredicate(MI); return result; @@ -556,7 +558,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, NEONLdStInsn &= 0xF0FFFFFF; NEONLdStInsn |= 0x04000000; result = decodeNEONLoadStoreInstruction32(MI, NEONLdStInsn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; AddThumbPredicate(MI); return result; @@ -570,7 +572,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, NEONDataInsn |= (NEONDataInsn & 0x10000000) >> 4; // Move bit 28 to bit 24 NEONDataInsn |= 0x12000000; // Set bits 28 and 25 result = decodeNEONDataInstruction32(MI, NEONDataInsn, Address, this); - if (result != Fail) { + if (result != MCDisassembler::Fail) { Size = 4; AddThumbPredicate(MI); return result; @@ -578,7 +580,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size, } Size = 0; - return Fail; + return MCDisassembler::Fail; } @@ -596,31 +598,31 @@ static const unsigned GPRDecoderTable[] = { ARM::R12, ARM::SP, ARM::LR, ARM::PC }; -static DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 15) - return Fail; + return MCDisassembler::Fail; unsigned Register = GPRDecoderTable[RegNo]; Inst.addOperand(MCOperand::CreateReg(Register)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus +static MCDisassembler::DecodeStatus DecodeGPRnopcRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { - if (RegNo == 15) return Fail; + if (RegNo == 15) return MCDisassembler::Fail; return DecodeGPRRegisterClass(Inst, RegNo, Address, Decoder); } -static DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodetGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 7) - return Fail; + return MCDisassembler::Fail; return DecodeGPRRegisterClass(Inst, RegNo, Address, Decoder); } -static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { unsigned Register = 0; switch (RegNo) { @@ -643,16 +645,16 @@ static DecodeStatus DecodetcGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, Register = ARM::R12; break; default: - return Fail; + return MCDisassembler::Fail; } Inst.addOperand(MCOperand::CreateReg(Register)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecoderGPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { - if (RegNo == 13 || RegNo == 15) return Fail; + if (RegNo == 13 || RegNo == 15) return MCDisassembler::Fail; return DecodeGPRRegisterClass(Inst, RegNo, Address, Decoder); } @@ -667,14 +669,14 @@ static const unsigned SPRDecoderTable[] = { ARM::S28, ARM::S29, ARM::S30, ARM::S31 }; -static DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeSPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) - return Fail; + return MCDisassembler::Fail; unsigned Register = SPRDecoderTable[RegNo]; Inst.addOperand(MCOperand::CreateReg(Register)); - return Success; + return MCDisassembler::Success; } static const unsigned DPRDecoderTable[] = { @@ -688,28 +690,28 @@ static const unsigned DPRDecoderTable[] = { ARM::D28, ARM::D29, ARM::D30, ARM::D31 }; -static DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeDPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) - return Fail; + return MCDisassembler::Fail; unsigned Register = DPRDecoderTable[RegNo]; Inst.addOperand(MCOperand::CreateReg(Register)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeDPR_8RegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 7) - return Fail; + return MCDisassembler::Fail; return DecodeDPRRegisterClass(Inst, RegNo, Address, Decoder); } -static DecodeStatus +static MCDisassembler::DecodeStatus DecodeDPR_VFP2RegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 15) - return Fail; + return MCDisassembler::Fail; return DecodeDPRRegisterClass(Inst, RegNo, Address, Decoder); } @@ -721,59 +723,59 @@ static const unsigned QPRDecoderTable[] = { }; -static DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, +static MCDisassembler::DecodeStatus DecodeQPRRegisterClass(llvm::MCInst &Inst, unsigned RegNo, uint64_t Address, const void *Decoder) { if (RegNo > 31) - return Fail; + return MCDisassembler::Fail; RegNo >>= 1; unsigned Register = QPRDecoderTable[RegNo]; Inst.addOperand(MCOperand::CreateReg(Register)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodePredicateOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - if (Val == 0xF) return Fail; + if (Val == 0xF) return MCDisassembler::Fail; // AL predicate is not allowed on Thumb1 branches. if (Inst.getOpcode() == ARM::tBcc && Val == 0xE) - return Fail; + return MCDisassembler::Fail; Inst.addOperand(MCOperand::CreateImm(Val)); if (Val == ARMCC::AL) { Inst.addOperand(MCOperand::CreateReg(0)); } else Inst.addOperand(MCOperand::CreateReg(ARM::CPSR)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeCCOutOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { if (Val) Inst.addOperand(MCOperand::CreateReg(ARM::CPSR)); else Inst.addOperand(MCOperand::CreateReg(0)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSOImmOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { uint32_t imm = Val & 0xFF; uint32_t rot = (Val & 0xF00) >> 7; uint32_t rot_imm = (imm >> rot) | (imm << (32-rot)); Inst.addOperand(MCOperand::CreateImm(rot_imm)); - return Success; + return MCDisassembler::Success; } -static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - DecodeStatus S = Success; + MCDisassembler::DecodeStatus S = MCDisassembler::Success; unsigned Rm = fieldFromInstruction32(Val, 0, 4); unsigned type = fieldFromInstruction32(Val, 5, 2); unsigned imm = fieldFromInstruction32(Val, 7, 5); // Register-immediate - CHECK(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder)); + if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder))) return MCDisassembler::Fail; ARM_AM::ShiftOpc Shift = ARM_AM::lsl; switch (type) { @@ -800,17 +802,17 @@ static DecodeStatus DecodeSORegImmOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - DecodeStatus S = Success; + MCDisassembler::DecodeStatus S = MCDisassembler::Success; unsigned Rm = fieldFromInstruction32(Val, 0, 4); unsigned type = fieldFromInstruction32(Val, 5, 2); unsigned Rs = fieldFromInstruction32(Val, 8, 4); // Register-register - CHECK(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder)); - CHECK(S, DecodeGPRnopcRegisterClass(Inst, Rs, Address, Decoder)); + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder))) return MCDisassembler::Fail; + if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rs, Address, Decoder))) return MCDisassembler::Fail; ARM_AM::ShiftOpc Shift = ARM_AM::lsl; switch (type) { @@ -833,52 +835,52 @@ static DecodeStatus DecodeSORegRegOperand(llvm::MCInst &Inst, unsigned Val, return S; } -static DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeRegListOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - DecodeStatus S = Success; + MCDisassembler::DecodeStatus S = MCDisassembler::Success; // Empty register lists are not allowed. - if (CountPopulation_32(Val) == 0) return Fail; + if (CountPopulation_32(Val) == 0) return MCDisassembler::Fail; for (unsigned i = 0; i < 16; ++i) { if (Val & (1 << i)) { - CHECK(S, DecodeGPRRegisterClass(Inst, i, Address, Decoder)); + if (!Check(S, DecodeGPRRegisterClass(Inst, i, Address, Decoder))) return MCDisassembler::Fail; } } return S; } -static DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, +static MCDisassembler::DecodeStatus DecodeSPRRegListOperand(llvm::MCInst &Inst, unsigned Val, uint64_t Address, const void *Decoder) { - DecodeStatus S = Success; 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