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-rw-r--r--lib/Target/ARM/ARMAsmPrinter.cpp3
-rw-r--r--lib/Target/ARM/ARMBaseInstrInfo.cpp242
-rw-r--r--lib/Target/ARM/ARMBaseInstrInfo.h12
-rw-r--r--lib/Target/ARM/ARMFastISel.cpp9
-rw-r--r--lib/Target/ARM/ARMISelDAGToDAG.cpp34
-rw-r--r--lib/Target/ARM/ARMISelLowering.cpp71
-rw-r--r--lib/Target/ARM/ARMInstrInfo.td29
-rw-r--r--lib/Target/ARM/ARMInstrNEON.td34
-rw-r--r--lib/Target/ARM/ARMInstrThumb2.td44
-rw-r--r--lib/Target/ARM/ARMInstrVFP.td27
-rw-r--r--lib/Target/ARM/Disassembler/ARMDisassembler.cpp837
11 files changed, 842 insertions, 500 deletions
diff --git a/lib/Target/ARM/ARMAsmPrinter.cpp b/lib/Target/ARM/ARMAsmPrinter.cpp
index 8536b94..e9e2803 100644
--- a/lib/Target/ARM/ARMAsmPrinter.cpp
+++ b/lib/Target/ARM/ARMAsmPrinter.cpp
@@ -532,7 +532,7 @@ bool ARMAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNum,
// This modifier is not yet supported.
case 'h': // A range of VFP/NEON registers suitable for VLD1/VST1.
return true;
- case 'H': // The highest-numbered register of a pair.
+ case 'H': { // The highest-numbered register of a pair.
const MachineOperand &MO = MI->getOperand(OpNum);
if (!MO.isReg())
return true;
@@ -547,6 +547,7 @@ bool ARMAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNum,
O << ARMInstPrinter::getRegisterName(Reg);
return false;
}
+ }
}
printOperand(MI, OpNum, O);
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp
index 057fd71..1cc5a17 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.cpp
+++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp
@@ -1568,6 +1568,136 @@ ARMBaseInstrInfo::commuteInstruction(MachineInstr *MI, bool NewMI) const {
return TargetInstrInfoImpl::commuteInstruction(MI, NewMI);
}
+/// Identify instructions that can be folded into a MOVCC instruction, and
+/// return the corresponding opcode for the predicated pseudo-instruction.
+static unsigned canFoldIntoMOVCC(unsigned Reg, MachineInstr *&MI,
+ const MachineRegisterInfo &MRI) {
+ if (!TargetRegisterInfo::isVirtualRegister(Reg))
+ return 0;
+ if (!MRI.hasOneNonDBGUse(Reg))
+ return 0;
+ MI = MRI.getVRegDef(Reg);
+ if (!MI)
+ return 0;
+ // Check if MI has any non-dead defs or physreg uses. This also detects
+ // predicated instructions which will be reading CPSR.
+ for (unsigned i = 1, e = MI->getNumOperands(); i != e; ++i) {
+ const MachineOperand &MO = MI->getOperand(i);
+ if (!MO.isReg())
+ continue;
+ if (TargetRegisterInfo::isPhysicalRegister(MO.getReg()))
+ return 0;
+ if (MO.isDef() && !MO.isDead())
+ return 0;
+ }
+ switch (MI->getOpcode()) {
+ default: return 0;
+ case ARM::ANDri: return ARM::ANDCCri;
+ case ARM::ANDrr: return ARM::ANDCCrr;
+ case ARM::ANDrsi: return ARM::ANDCCrsi;
+ case ARM::ANDrsr: return ARM::ANDCCrsr;
+ case ARM::t2ANDri: return ARM::t2ANDCCri;
+ case ARM::t2ANDrr: return ARM::t2ANDCCrr;
+ case ARM::t2ANDrs: return ARM::t2ANDCCrs;
+ case ARM::EORri: return ARM::EORCCri;
+ case ARM::EORrr: return ARM::EORCCrr;
+ case ARM::EORrsi: return ARM::EORCCrsi;
+ case ARM::EORrsr: return ARM::EORCCrsr;
+ case ARM::t2EORri: return ARM::t2EORCCri;
+ case ARM::t2EORrr: return ARM::t2EORCCrr;
+ case ARM::t2EORrs: return ARM::t2EORCCrs;
+ case ARM::ORRri: return ARM::ORRCCri;
+ case ARM::ORRrr: return ARM::ORRCCrr;
+ case ARM::ORRrsi: return ARM::ORRCCrsi;
+ case ARM::ORRrsr: return ARM::ORRCCrsr;
+ case ARM::t2ORRri: return ARM::t2ORRCCri;
+ case ARM::t2ORRrr: return ARM::t2ORRCCrr;
+ case ARM::t2ORRrs: return ARM::t2ORRCCrs;
+
+ // ARM ADD/SUB
+ case ARM::ADDri: return ARM::ADDCCri;
+ case ARM::ADDrr: return ARM::ADDCCrr;
+ case ARM::ADDrsi: return ARM::ADDCCrsi;
+ case ARM::ADDrsr: return ARM::ADDCCrsr;
+ case ARM::SUBri: return ARM::SUBCCri;
+ case ARM::SUBrr: return ARM::SUBCCrr;
+ case ARM::SUBrsi: return ARM::SUBCCrsi;
+ case ARM::SUBrsr: return ARM::SUBCCrsr;
+
+ // Thumb2 ADD/SUB
+ case ARM::t2ADDri: return ARM::t2ADDCCri;
+ case ARM::t2ADDri12: return ARM::t2ADDCCri12;
+ case ARM::t2ADDrr: return ARM::t2ADDCCrr;
+ case ARM::t2ADDrs: return ARM::t2ADDCCrs;
+ case ARM::t2SUBri: return ARM::t2SUBCCri;
+ case ARM::t2SUBri12: return ARM::t2SUBCCri12;
+ case ARM::t2SUBrr: return ARM::t2SUBCCrr;
+ case ARM::t2SUBrs: return ARM::t2SUBCCrs;
+ }
+}
+
+bool ARMBaseInstrInfo::analyzeSelect(const MachineInstr *MI,
+ SmallVectorImpl<MachineOperand> &Cond,
+ unsigned &TrueOp, unsigned &FalseOp,
+ bool &Optimizable) const {
+ assert((MI->getOpcode() == ARM::MOVCCr || MI->getOpcode() == ARM::t2MOVCCr) &&
+ "Unknown select instruction");
+ // MOVCC operands:
+ // 0: Def.
+ // 1: True use.
+ // 2: False use.
+ // 3: Condition code.
+ // 4: CPSR use.
+ TrueOp = 1;
+ FalseOp = 2;
+ Cond.push_back(MI->getOperand(3));
+ Cond.push_back(MI->getOperand(4));
+ // We can always fold a def.
+ Optimizable = true;
+ return false;
+}
+
+MachineInstr *ARMBaseInstrInfo::optimizeSelect(MachineInstr *MI,
+ bool PreferFalse) const {
+ assert((MI->getOpcode() == ARM::MOVCCr || MI->getOpcode() == ARM::t2MOVCCr) &&
+ "Unknown select instruction");
+ const MachineRegisterInfo &MRI = MI->getParent()->getParent()->getRegInfo();
+ MachineInstr *DefMI = 0;
+ unsigned Opc = canFoldIntoMOVCC(MI->getOperand(2).getReg(), DefMI, MRI);
+ bool Invert = !Opc;
+ if (!Opc)
+ Opc = canFoldIntoMOVCC(MI->getOperand(1).getReg(), DefMI, MRI);
+ if (!Opc)
+ return 0;
+
+ // Create a new predicated version of DefMI.
+ // Rfalse is the first use.
+ MachineInstrBuilder NewMI = BuildMI(*MI->getParent(), MI, MI->getDebugLoc(),
+ get(Opc), MI->getOperand(0).getReg())
+ .addOperand(MI->getOperand(Invert ? 2 : 1));
+
+ // Copy all the DefMI operands, excluding its (null) predicate.
+ const MCInstrDesc &DefDesc = DefMI->getDesc();
+ for (unsigned i = 1, e = DefDesc.getNumOperands();
+ i != e && !DefDesc.OpInfo[i].isPredicate(); ++i)
+ NewMI.addOperand(DefMI->getOperand(i));
+
+ unsigned CondCode = MI->getOperand(3).getImm();
+ if (Invert)
+ NewMI.addImm(ARMCC::getOppositeCondition(ARMCC::CondCodes(CondCode)));
+ else
+ NewMI.addImm(CondCode);
+ NewMI.addOperand(MI->getOperand(4));
+
+ // DefMI is not the -S version that sets CPSR, so add an optional %noreg.
+ if (NewMI->hasOptionalDef())
+ AddDefaultCC(NewMI);
+
+ // The caller will erase MI, but not DefMI.
+ DefMI->eraseFromParent();
+ return NewMI;
+}
+
/// Map pseudo instructions that imply an 'S' bit onto real opcodes. Whether the
/// instruction is encoded with an 'S' bit is determined by the optional CPSR
/// def operand.
@@ -3224,11 +3354,18 @@ enum ARMExeDomain {
//
std::pair<uint16_t, uint16_t>
ARMBaseInstrInfo::getExecutionDomain(const MachineInstr *MI) const {
- // VMOVD is a VFP instruction, but can be changed to NEON if it isn't
- // predicated.
+ // VMOVD, VMOVRS and VMOVSR are VFP instructions, but can be changed to NEON
+ // if they are not predicated.
if (MI->getOpcode() == ARM::VMOVD && !isPredicated(MI))
return std::make_pair(ExeVFP, (1<<ExeVFP) | (1<<ExeNEON));
+ // Cortex-A9 is particularly picky about mixing the two and wants these
+ // converted.
+ if (Subtarget.isCortexA9() && !isPredicated(MI) &&
+ (MI->getOpcode() == ARM::VMOVRS ||
+ MI->getOpcode() == ARM::VMOVSR))
+ return std::make_pair(ExeVFP, (1<<ExeVFP) | (1<<ExeNEON));
+
// No other instructions can be swizzled, so just determine their domain.
unsigned Domain = MI->getDesc().TSFlags & ARMII::DomainMask;
@@ -3248,22 +3385,97 @@ ARMBaseInstrInfo::getExecutionDomain(const MachineInstr *MI) const {
void
ARMBaseInstrInfo::setExecutionDomain(MachineInstr *MI, unsigned Domain) const {
- // We only know how to change VMOVD into VORR.
- assert(MI->getOpcode() == ARM::VMOVD && "Can only swizzle VMOVD");
- if (Domain != ExeNEON)
- return;
+ unsigned DstReg, SrcReg, DReg;
+ unsigned Lane;
+ MachineInstrBuilder MIB(MI);
+ const TargetRegisterInfo *TRI = &getRegisterInfo();
+ bool isKill;
+ switch (MI->getOpcode()) {
+ default:
+ llvm_unreachable("cannot handle opcode!");
+ break;
+ case ARM::VMOVD:
+ if (Domain != ExeNEON)
+ break;
+
+ // Zap the predicate operands.
+ assert(!isPredicated(MI) && "Cannot predicate a VORRd");
+ MI->RemoveOperand(3);
+ MI->RemoveOperand(2);
+
+ // Change to a VORRd which requires two identical use operands.
+ MI->setDesc(get(ARM::VORRd));
+
+ // Add the extra source operand and new predicates.
+ // This will go before any implicit ops.
+ AddDefaultPred(MachineInstrBuilder(MI).addOperand(MI->getOperand(1)));
+ break;
+ case ARM::VMOVRS:
+ if (Domain != ExeNEON)
+ break;
+ assert(!isPredicated(MI) && "Cannot predicate a VGETLN");
+
+ DstReg = MI->getOperand(0).getReg();
+ SrcReg = MI->getOperand(1).getReg();
+
+ DReg = TRI->getMatchingSuperReg(SrcReg, ARM::ssub_0, &ARM::DPRRegClass);
+ Lane = 0;
+ if (DReg == ARM::NoRegister) {
+ DReg = TRI->getMatchingSuperReg(SrcReg, ARM::ssub_1, &ARM::DPRRegClass);
+ Lane = 1;
+ assert(DReg && "S-register with no D super-register?");
+ }
+
+ MI->RemoveOperand(3);
+ MI->RemoveOperand(2);
+ MI->RemoveOperand(1);
- // Zap the predicate operands.
- assert(!isPredicated(MI) && "Cannot predicate a VORRd");
- MI->RemoveOperand(3);
- MI->RemoveOperand(2);
+ MI->setDesc(get(ARM::VGETLNi32));
+ MIB.addReg(DReg);
+ MIB.addImm(Lane);
- // Change to a VORRd which requires two identical use operands.
- MI->setDesc(get(ARM::VORRd));
+ MIB->getOperand(1).setIsUndef();
+ MIB.addReg(SrcReg, RegState::Implicit);
+
+ AddDefaultPred(MIB);
+ break;
+ case ARM::VMOVSR:
+ if (Domain != ExeNEON)
+ break;
+ assert(!isPredicated(MI) && "Cannot predicate a VSETLN");
+
+ DstReg = MI->getOperand(0).getReg();
+ SrcReg = MI->getOperand(1).getReg();
+ DReg = TRI->getMatchingSuperReg(DstReg, ARM::ssub_0, &ARM::DPRRegClass);
+ Lane = 0;
+ if (DReg == ARM::NoRegister) {
+ DReg = TRI->getMatchingSuperReg(DstReg, ARM::ssub_1, &ARM::DPRRegClass);
+ Lane = 1;
+ assert(DReg && "S-register with no D super-register?");
+ }
+ isKill = MI->getOperand(0).isKill();
+
+ MI->RemoveOperand(3);
+ MI->RemoveOperand(2);
+ MI->RemoveOperand(1);
+ MI->RemoveOperand(0);
+
+ MI->setDesc(get(ARM::VSETLNi32));
+ MIB.addReg(DReg);
+ MIB.addReg(DReg);
+ MIB.addReg(SrcReg);
+ MIB.addImm(Lane);
+
+ MIB->getOperand(1).setIsUndef();
+
+ if (isKill)
+ MIB->addRegisterKilled(DstReg, TRI, true);
+ MIB->addRegisterDefined(DstReg, TRI);
+
+ AddDefaultPred(MIB);
+ break;
+ }
- // Add the extra source operand and new predicates.
- // This will go before any implicit ops.
- AddDefaultPred(MachineInstrBuilder(MI).addOperand(MI->getOperand(1)));
}
bool ARMBaseInstrInfo::hasNOP() const {
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.h b/lib/Target/ARM/ARMBaseInstrInfo.h
index 1a10a4a..92e5ee8 100644
--- a/lib/Target/ARM/ARMBaseInstrInfo.h
+++ b/lib/Target/ARM/ARMBaseInstrInfo.h
@@ -202,6 +202,13 @@ public:
unsigned SrcReg2, int CmpMask, int CmpValue,
const MachineRegisterInfo *MRI) const;
+ virtual bool analyzeSelect(const MachineInstr *MI,
+ SmallVectorImpl<MachineOperand> &Cond,
+ unsigned &TrueOp, unsigned &FalseOp,
+ bool &Optimizable) const;
+
+ virtual MachineInstr *optimizeSelect(MachineInstr *MI, bool) const;
+
/// FoldImmediate - 'Reg' is known to be defined by a move immediate
/// instruction, try to fold the immediate into the use instruction.
virtual bool FoldImmediate(MachineInstr *UseMI, MachineInstr *DefMI,
@@ -352,6 +359,11 @@ ARMCC::CondCodes getInstrPredicate(const MachineInstr *MI, unsigned &PredReg);
int getMatchingCondBranchOpcode(int Opc);
+/// Determine if MI can be folded into an ARM MOVCC instruction, and return the
+/// opcode of the SSA instruction representing the conditional MI.
+unsigned canFoldARMInstrIntoMOVCC(unsigned Reg,
+ MachineInstr *&MI,
+ const MachineRegisterInfo &MRI);
/// Map pseudo instructions that imply an 'S' bit onto real opcodes. Whether
/// the instruction is encoded with an 'S' bit is determined by the optional
diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp
index 57f8116..bf9d16e 100644
--- a/lib/Target/ARM/ARMFastISel.cpp
+++ b/lib/Target/ARM/ARMFastISel.cpp
@@ -1821,9 +1821,12 @@ CCAssignFn *ARMFastISel::CCAssignFnForCall(CallingConv::ID CC,
default:
llvm_unreachable("Unsupported calling convention");
case CallingConv::Fast:
- // Ignore fastcc. Silence compiler warnings.
- (void)RetFastCC_ARM_APCS;
- (void)FastCC_ARM_APCS;
+ if (Subtarget->hasVFP2() && !isVarArg) {
+ if (!Subtarget->isAAPCS_ABI())
+ return (Return ? RetFastCC_ARM_APCS : FastCC_ARM_APCS);
+ // For AAPCS ABI targets, just use VFP variant of the calling convention.
+ return (Return ? RetCC_ARM_AAPCS_VFP : CC_ARM_AAPCS_VFP);
+ }
// Fallthrough
case CallingConv::C:
// Use target triple & subtarget features to do actual dispatch.
diff --git a/lib/Target/ARM/ARMISelDAGToDAG.cpp b/lib/Target/ARM/ARMISelDAGToDAG.cpp
index ee349a7..a3a6c31 100644
--- a/lib/Target/ARM/ARMISelDAGToDAG.cpp
+++ b/lib/Target/ARM/ARMISelDAGToDAG.cpp
@@ -2385,8 +2385,10 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::COR: Opc = ARM::t2ORRCCrs; break;
case ARMISD::CXOR: Opc = ARM::t2EORCCrs; break;
}
- SDValue Ops[] = { FalseVal, CPTmp0, CPTmp1, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
+ SDValue Ops[] = {
+ FalseVal, FalseVal, CPTmp0, CPTmp1, CC, CCR, Reg0, InFlag
+ };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 8);
}
ConstantSDNode *T = dyn_cast<ConstantSDNode>(TrueVal);
@@ -2401,8 +2403,8 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::CXOR: Opc = ARM::t2EORCCri; break;
}
SDValue True = CurDAG->getTargetConstant(TrueImm, MVT::i32);
- SDValue Ops[] = { FalseVal, True, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 6);
+ SDValue Ops[] = { FalseVal, FalseVal, True, CC, CCR, Reg0, InFlag };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
}
}
@@ -2413,8 +2415,8 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::COR: Opc = ARM::t2ORRCCrr; break;
case ARMISD::CXOR: Opc = ARM::t2EORCCrr; break;
}
- SDValue Ops[] = { FalseVal, TrueVal, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 6);
+ SDValue Ops[] = { FalseVal, FalseVal, TrueVal, CC, CCR, Reg0, InFlag };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
}
SDValue CPTmp0;
@@ -2428,8 +2430,10 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::COR: Opc = ARM::ORRCCrsi; break;
case ARMISD::CXOR: Opc = ARM::EORCCrsi; break;
}
- SDValue Ops[] = { FalseVal, CPTmp0, CPTmp2, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
+ SDValue Ops[] = {
+ FalseVal, FalseVal, CPTmp0, CPTmp2, CC, CCR, Reg0, InFlag
+ };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 8);
}
if (SelectRegShifterOperand(TrueVal, CPTmp0, CPTmp1, CPTmp2)) {
@@ -2440,8 +2444,10 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::COR: Opc = ARM::ORRCCrsr; break;
case ARMISD::CXOR: Opc = ARM::EORCCrsr; break;
}
- SDValue Ops[] = { FalseVal, CPTmp0, CPTmp1, CPTmp2, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 8);
+ SDValue Ops[] = {
+ FalseVal, FalseVal, CPTmp0, CPTmp1, CPTmp2, CC, CCR, Reg0, InFlag
+ };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 9);
}
ConstantSDNode *T = dyn_cast<ConstantSDNode>(TrueVal);
@@ -2456,8 +2462,8 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::CXOR: Opc = ARM::EORCCri; break;
}
SDValue True = CurDAG->getTargetConstant(TrueImm, MVT::i32);
- SDValue Ops[] = { FalseVal, True, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 6);
+ SDValue Ops[] = { FalseVal, FalseVal, True, CC, CCR, Reg0, InFlag };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
}
}
@@ -2468,8 +2474,8 @@ SDNode *ARMDAGToDAGISel::SelectConditionalOp(SDNode *N) {
case ARMISD::COR: Opc = ARM::ORRCCrr; break;
case ARMISD::CXOR: Opc = ARM::EORCCrr; break;
}
- SDValue Ops[] = { FalseVal, TrueVal, CC, CCR, Reg0, InFlag };
- return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 6);
+ SDValue Ops[] = { FalseVal, FalseVal, TrueVal, CC, CCR, Reg0, InFlag };
+ return CurDAG->SelectNodeTo(N, Opc, MVT::i32, Ops, 7);
}
/// Target-specific DAG combining for ISD::XOR.
diff --git a/lib/Target/ARM/ARMISelLowering.cpp b/lib/Target/ARM/ARMISelLowering.cpp
index c66618a..190ca07 100644
--- a/lib/Target/ARM/ARMISelLowering.cpp
+++ b/lib/Target/ARM/ARMISelLowering.cpp
@@ -6973,6 +6973,27 @@ void ARMTargetLowering::AdjustInstrPostInstrSelection(MachineInstr *MI,
// ARM Optimization Hooks
//===----------------------------------------------------------------------===//
+// Helper function that checks if N is a null or all ones constant.
+static inline bool isZeroOrAllOnes(SDValue N, bool AllOnes) {
+ ConstantSDNode *C = dyn_cast<ConstantSDNode>(N);
+ if (!C)
+ return false;
+ return AllOnes ? C->isAllOnesValue() : C->isNullValue();
+}
+
+// Combine a constant select operand into its use:
+//
+// (add (select cc, 0, c), x) -> (select cc, x, (add, x, c))
+// (sub x, (select cc, 0, c)) -> (select cc, x, (sub, x, c))
+//
+// The transform is rejected if the select doesn't have a constant operand that
+// is null.
+//
+// @param N The node to transform.
+// @param Slct The N operand that is a select.
+// @param OtherOp The other N operand (x above).
+// @param DCI Context.
+// @returns The new node, or SDValue() on failure.
static
SDValue combineSelectAndUse(SDNode *N, SDValue Slct, SDValue OtherOp,
TargetLowering::DAGCombinerInfo &DCI) {
@@ -6998,16 +7019,12 @@ SDValue combineSelectAndUse(SDNode *N, SDValue Slct, SDValue OtherOp,
assert ((Opc == ISD::ADD || (Opc == ISD::SUB && Slct == N->getOperand(1))) &&
"Bad input!");
- if (LHS.getOpcode() == ISD::Constant &&
- cast<ConstantSDNode>(LHS)->isNullValue()) {
+ if (isZeroOrAllOnes(LHS, false)) {
DoXform = true;
- } else if (CC != ISD::SETCC_INVALID &&
- RHS.getOpcode() == ISD::Constant &&
- cast<ConstantSDNode>(RHS)->isNullValue()) {
+ } else if (CC != ISD::SETCC_INVALID && isZeroOrAllOnes(RHS, false)) {
std::swap(LHS, RHS);
SDValue Op0 = Slct.getOperand(0);
- EVT OpVT = isSlctCC ? Op0.getValueType() :
- Op0.getOperand(0).getValueType();
+ EVT OpVT = isSlctCC ? Op0.getValueType() : Op0.getOperand(0).getValueType();
bool isInt = OpVT.isInteger();
CC = ISD::getSetCCInverse(CC, isInt);
@@ -7018,19 +7035,19 @@ SDValue combineSelectAndUse(SDNode *N, SDValue Slct, SDValue OtherOp,
InvCC = true;
}
- if (DoXform) {
- SDValue Result = DAG.getNode(Opc, RHS.getDebugLoc(), VT, OtherOp, RHS);
- if (isSlctCC)
- return DAG.getSelectCC(N->getDebugLoc(), OtherOp, Result,
- Slct.getOperand(0), Slct.getOperand(1), CC);
- SDValue CCOp = Slct.getOperand(0);
- if (InvCC)
- CCOp = DAG.getSetCC(Slct.getDebugLoc(), CCOp.getValueType(),
- CCOp.getOperand(0), CCOp.getOperand(1), CC);
- return DAG.getNode(ISD::SELECT, N->getDebugLoc(), VT,
- CCOp, OtherOp, Result);
- }
- return SDValue();
+ if (!DoXform)
+ return SDValue();
+
+ SDValue Result = DAG.getNode(Opc, RHS.getDebugLoc(), VT, OtherOp, RHS);
+ if (isSlctCC)
+ return DAG.getSelectCC(N->getDebugLoc(), OtherOp, Result,
+ Slct.getOperand(0), Slct.getOperand(1), CC);
+ SDValue CCOp = Slct.getOperand(0);
+ if (InvCC)
+ CCOp = DAG.getSetCC(Slct.getDebugLoc(), CCOp.getValueType(),
+ CCOp.getOperand(0), CCOp.getOperand(1), CC);
+ return DAG.getNode(ISD::SELECT, N->getDebugLoc(), VT,
+ CCOp, OtherOp, Result);
}
// AddCombineToVPADDL- For pair-wise add on neon, use the vpaddl instruction
@@ -7297,16 +7314,8 @@ static SDValue PerformMULCombine(SDNode *N,
}
static bool isCMOVWithZeroOrAllOnesLHS(SDValue N, bool AllOnes) {
- if (N.getOpcode() != ARMISD::CMOV || !N.getNode()->hasOneUse())
- return false;
-
- SDValue FalseVal = N.getOperand(0);
- ConstantSDNode *C = dyn_cast<ConstantSDNode>(FalseVal);
- if (!C)
- return false;
- if (AllOnes)
- return C->isAllOnesValue();
- return C->isNullValue();
+ return N.getOpcode() == ARMISD::CMOV && N.getNode()->hasOneUse() &&
+ isZeroOrAllOnes(N.getOperand(0), AllOnes);
}
/// formConditionalOp - Combine an operation with a conditional move operand
@@ -8808,6 +8817,8 @@ bool ARMTargetLowering::allowsUnalignedMemoryAccesses(EVT VT) const {
case MVT::i16:
case MVT::i32:
return true;
+ case MVT::f64:
+ return Subtarget->hasNEON();
// FIXME: VLD1 etc with standard alignment is legal.
}
}
diff --git a/lib/Target/ARM/ARMInstrInfo.td b/lib/Target/ARM/ARMInstrInfo.td
index 6340a58..992aba5 100644
--- a/lib/Target/ARM/ARMInstrInfo.td
+++ b/lib/Target/ARM/ARMInstrInfo.td
@@ -242,6 +242,9 @@ def UseFusedMAC : Predicate<"(TM.Options.AllowFPOpFusion =="
def DontUseFusedMAC : Predicate<"!Subtarget->hasVFP4() || "
"Subtarget->isTargetDarwin()">;
+def IsLE : Predicate<"TLI.isLittleEndian()">;
+def IsBE : Predicate<"TLI.isBigEndian()">;
+
//===----------------------------------------------------------------------===//
// ARM Flag Definitions.
@@ -3936,7 +3939,7 @@ def BCCZi64 : PseudoInst<(outs),
// a two-value operand where a dag node expects two operands. :(
let neverHasSideEffects = 1 in {
-let isCommutable = 1 in
+let isCommutable = 1, isSelect = 1 in
def MOVCCr : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$false, GPR:$Rm, pred:$p),
4, IIC_iCMOVr,
[/*(set GPR:$Rd, (ARMcmov GPR:$false, GPR:$Rm, imm:$cc, CCR:$ccr))*/]>,
@@ -3989,25 +3992,29 @@ multiclass AsI1_bincc_irs<Instruction iri, Instruction irr, Instruction irsi,
InstrItinClass iii, InstrItinClass iir,
InstrItinClass iis> {
def ri : ARMPseudoExpand<(outs GPR:$Rd),
- (ins GPR:$Rn, so_imm:$imm, pred:$p, cc_out:$s),
+ (ins GPR:$Rfalse, GPR:$Rn, so_imm:$imm,
+ pred:$p, cc_out:$s),
4, iii, [],
(iri GPR:$Rd, GPR:$Rn, so_imm:$imm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
def rr : ARMPseudoExpand<(outs GPR:$Rd),
- (ins GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s),
+ (ins GPR:$Rfalse, GPR:$Rn, GPR:$Rm,
+ pred:$p, cc_out:$s),
4, iir, [],
(irr GPR:$Rd, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
def rsi : ARMPseudoExpand<(outs GPR:$Rd),
- (ins GPR:$Rn, so_reg_imm:$shift, pred:$p, cc_out:$s),
+ (ins GPR:$Rfalse, GPR:$Rn, so_reg_imm:$shift,
+ pred:$p, cc_out:$s),
4, iis, [],
(irsi GPR:$Rd, GPR:$Rn, so_reg_imm:$shift, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
def rsr : ARMPseudoExpand<(outs GPRnopc:$Rd),
- (ins GPRnopc:$Rn, so_reg_reg:$shift, pred:$p, cc_out:$s),
+ (ins GPRnopc:$Rfalse, GPRnopc:$Rn, so_reg_reg:$shift,
+ pred:$p, cc_out:$s),
4, iis, [],
(irsr GPR:$Rd, GPR:$Rn, so_reg_reg:$shift, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
}
defm ANDCC : AsI1_bincc_irs<ANDri, ANDrr, ANDrsi, ANDrsr,
@@ -4016,6 +4023,10 @@ defm ORRCC : AsI1_bincc_irs<ORRri, ORRrr, ORRrsi, ORRrsr,
IIC_iBITi, IIC_iBITr, IIC_iBITsr>;
defm EORCC : AsI1_bincc_irs<EORri, EORrr, EORrsi, EORrsr,
IIC_iBITi, IIC_iBITr, IIC_iBITsr>;
+defm ADDCC : AsI1_bincc_irs<ADDri, ADDrr, ADDrsi, ADDrsr,
+ IIC_iBITi, IIC_iBITr, IIC_iBITsr>;
+defm SUBCC : AsI1_bincc_irs<SUBri, SUBrr, SUBrsi, SUBrsr,
+ IIC_iBITi, IIC_iBITr, IIC_iBITsr>;
} // neverHasSideEffects
diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td
index 3134088..048d340 100644
--- a/lib/Target/ARM/ARMInstrNEON.td
+++ b/lib/Target/ARM/ARMInstrNEON.td
@@ -398,6 +398,27 @@ def VecListFourQWordIndexed : Operand<i32> {
let MIOperandInfo = (ops DPR:$Vd, i32imm:$idx);
}
+def hword_alignedload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+ return cast<LoadSDNode>(N)->getAlignment() == 2;
+}]>;
+def hword_alignedstore : PatFrag<(ops node:$val, node:$ptr),
+ (store node:$val, node:$ptr), [{
+ return cast<StoreSDNode>(N)->getAlignment() == 2;
+}]>;
+def byte_alignedload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+ return cast<LoadSDNode>(N)->getAlignment() == 1;
+}]>;
+def byte_alignedstore : PatFrag<(ops node:$val, node:$ptr),
+ (store node:$val, node:$ptr), [{
+ return cast<StoreSDNode>(N)->getAlignment() == 1;
+}]>;
+def non_word_alignedload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+ return cast<LoadSDNode>(N)->getAlignment() < 4;
+}]>;
+def non_word_alignedstore : PatFrag<(ops node:$val, node:$ptr),
+ (store node:$val, node:$ptr), [{
+ return cast<StoreSDNode>(N)->getAlignment() < 4;
+}]>;
//===----------------------------------------------------------------------===//
// NEON-specific DAG Nodes.
@@ -2238,6 +2259,19 @@ def VST4LNq32Pseudo_UPD : VSTQQQQLNWBPseudo<IIC_VST4lnu>;
} // mayStore = 1, neverHasSideEffects = 1, hasExtraSrcRegAllocReq = 1
+// Use vld1/vst1 for unaligned f64 load / store
+def : Pat<(f64 (hword_alignedload addrmode6:$addr)),
+ (VLD1d16 addrmode6:$addr)>, Requires<[IsLE]>;
+def : Pat<(hword_alignedstore (f64 DPR:$value), addrmode6:$addr),
+ (VST1d16 addrmode6:$addr, DPR:$value)>, Requires<[IsLE]>;
+def : Pat<(f64 (byte_alignedload addrmode6:$addr)),
+ (VLD1d8 addrmode6:$addr)>, Requires<[IsLE]>;
+def : Pat<(byte_alignedstore (f64 DPR:$value), addrmode6:$addr),
+ (VST1d8 addrmode6:$addr, DPR:$value)>, Requires<[IsLE]>;
+def : Pat<(f64 (non_word_alignedload addrmode6:$addr)),
+ (VLD1d64 addrmode6:$addr)>, Requires<[IsBE]>;
+def : Pat<(non_word_alignedstore (f64 DPR:$value), addrmode6:$addr),
+ (VST1d64 addrmode6:$addr, DPR:$value)>, Requires<[IsBE]>;
//===----------------------------------------------------------------------===//
// NEON pattern fragments
diff --git a/lib/Target/ARM/ARMInstrThumb2.td b/lib/Target/ARM/ARMInstrThumb2.td
index 307006f..8ecf009 100644
--- a/lib/Target/ARM/ARMInstrThumb2.td
+++ b/lib/Target/ARM/ARMInstrThumb2.td
@@ -757,6 +757,33 @@ multiclass T2I_bin_ii12rs<bits<3> op23_21, string opc, PatFrag opnode,
let Inst{24} = 1;
let Inst{23-21} = op23_21;
}
+
+ // Predicated versions.
+ def CCri : t2PseudoExpand<(outs GPRnopc:$Rd),
+ (ins GPRnopc:$Rfalse, GPRnopc:$Rn, t2_so_imm:$imm,
+ pred:$p, cc_out:$s), 4, IIC_iALUi, [],
+ (!cast<Instruction>(NAME#ri) GPRnopc:$Rd,
+ GPRnopc:$Rn, t2_so_imm:$imm, pred:$p, cc_out:$s)>,
+ RegConstraint<"$Rfalse = $Rd">;
+ def CCri12 : t2PseudoExpand<(outs GPRnopc:$Rd),
+ (ins GPRnopc:$Rfalse, GPR:$Rn, imm0_4095:$imm,
+ pred:$p),
+ 4, IIC_iALUi, [],
+ (!cast<Instruction>(NAME#ri12) GPRnopc:$Rd,
+ GPR:$Rn, imm0_4095:$imm, pred:$p)>,
+ RegConstraint<"$Rfalse = $Rd">;
+ def CCrr : t2PseudoExpand<(outs GPRnopc:$Rd),
+ (ins GPRnopc:$Rfalse, GPRnopc:$Rn, rGPR:$Rm,
+ pred:$p, cc_out:$s), 4, IIC_iALUr, [],
+ (!cast<Instruction>(NAME#rr) GPRnopc:$Rd,
+ GPRnopc:$Rn, rGPR:$Rm, pred:$p, cc_out:$s)>,
+ RegConstraint<"$Rfalse = $Rd">;
+ def CCrs : t2PseudoExpand<(outs GPRnopc:$Rd),
+ (ins GPRnopc:$Rfalse, GPRnopc:$Rn, t2_so_reg:$Rm,
+ pred:$p, cc_out:$s), 4, IIC_iALUsi, [],
+ (!cast<Instruction>(NAME#rs) GPRnopc:$Rd,
+ GPRnopc:$Rn, t2_so_reg:$Rm, pred:$p, cc_out:$s)>,
+ RegConstraint<"$Rfalse = $Rd">;
}
/// T2I_adde_sube_irs - Defines a set of (op reg, {so_imm|r|so_reg}) patterns
@@ -2938,7 +2965,7 @@ defm t2TEQ : T2I_cmp_irs<0b0100, "teq",
// a two-value operand where a dag node expects two operands. :(
let neverHasSideEffects = 1 in {
-let isCommutable = 1 in
+let isCommutable = 1, isSelect = 1 in
def t2MOVCCr : t2PseudoInst<(outs rGPR:$Rd),
(ins rGPR:$false, rGPR:$Rm, pred:$p),
4, IIC_iCMOVr,
@@ -3026,22 +3053,25 @@ multiclass T2I_bincc_irs<Instruction iri, Instruction irr, Instruction irs,
InstrItinClass iii, InstrItinClass iir, InstrItinClass iis> {
// shifted imm
def ri : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, t2_so_imm:$imm, pred:$p, cc_out:$s),
+ (ins rGPR:$Rfalse, rGPR:$Rn, t2_so_imm:$imm,
+ pred:$p, cc_out:$s),
4, iii, [],
(iri rGPR:$Rd, rGPR:$Rn, t2_so_imm:$imm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
// register
def rr : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s),
+ (ins rGPR:$Rfalse, rGPR:$Rn, rGPR:$Rm,
+ pred:$p, cc_out:$s),
4, iir, [],
(irr rGPR:$Rd, rGPR:$Rn, rGPR:$Rm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
// shifted register
def rs : t2PseudoExpand<(outs rGPR:$Rd),
- (ins rGPR:$Rn, t2_so_reg:$ShiftedRm, pred:$p, cc_out:$s),
+ (ins rGPR:$Rfalse, rGPR:$Rn, t2_so_reg:$ShiftedRm,
+ pred:$p, cc_out:$s),
4, iis, [],
(irs rGPR:$Rd, rGPR:$Rn, t2_so_reg:$ShiftedRm, pred:$p, cc_out:$s)>,
- RegConstraint<"$Rn = $Rd">;
+ RegConstraint<"$Rfalse = $Rd">;
} // T2I_bincc_irs
defm t2ANDCC : T2I_bincc_irs<t2ANDri, t2ANDrr, t2ANDrs,
diff --git a/lib/Target/ARM/ARMInstrVFP.td b/lib/Target/ARM/ARMInstrVFP.td
index 23c132e..eb7eaa6 100644
--- a/lib/Target/ARM/ARMInstrVFP.td
+++ b/lib/Target/ARM/ARMInstrVFP.td
@@ -61,6 +61,15 @@ def vfp_f64imm : Operand<f64>,
let ParserMatchClass = FPImmOperand;
}
+def alignedload32 : PatFrag<(ops node:$ptr), (load node:$ptr), [{
+ return cast<LoadSDNode>(N)->getAlignment() >= 4;
+}]>;
+
+def alignedstore32 : PatFrag<(ops node:$val, node:$ptr),
+ (store node:$val, node:$ptr), [{
+ return cast<StoreSDNode>(N)->getAlignment() >= 4;
+}]>;
+
// The VCVT to/from fixed-point instructions encode the 'fbits' operand
// (the number of fixed bits) differently than it appears in the assembly
// source. It's encoded as "Size - fbits" where Size is the size of the
@@ -86,7 +95,7 @@ let canFoldAsLoad = 1, isReMaterializable = 1 in {
def VLDRD : ADI5<0b1101, 0b01, (outs DPR:$Dd), (ins addrmode5:$addr),
IIC_fpLoad64, "vldr", "\t$Dd, $addr",
- [(set DPR:$Dd, (f64 (load addrmode5:$addr)))]>;
+ [(set DPR:$Dd, (f64 (alignedload32 addrmode5:$addr)))]>;
def VLDRS : ASI5<0b1101, 0b01, (outs SPR:$Sd), (ins addrmode5:$addr),
IIC_fpLoad32, "vldr", "\t$Sd, $addr",
@@ -100,7 +109,7 @@ def VLDRS : ASI5<0b1101, 0b01, (outs SPR:$Sd), (ins addrmode5:$addr),
def VSTRD : ADI5<0b1101, 0b00, (outs), (ins DPR:$Dd, addrmode5:$addr),
IIC_fpStore64, "vstr", "\t$Dd, $addr",
- [(store (f64 DPR:$Dd), addrmode5:$addr)]>;
+ [(alignedstore32 (f64 DPR:$Dd), addrmode5:$addr)]>;
def VSTRS : ASI5<0b1101, 0b00, (outs), (ins SPR:$Sd, addrmode5:$addr),
IIC_fpStore32, "vstr", "\t$Sd, $addr",
@@ -433,25 +442,25 @@ def VCVTSD : VFPAI<(outs SPR:$Sd), (ins DPR:$Dm), VFPUnaryFrm,
// Between half-precision and single-precision. For disassembly only.
// FIXME: Verify encoding after integrated assembler is working.
-def VCVTBSH: ASuI<0b11101, 0b11, 0b0010, 0b01, 0, (outs SPR:$Sd), (ins SPR:$Sm),
+def VCVTBHS: ASuI<0b11101, 0b11, 0b0010, 0b01, 0, (outs SPR:$Sd), (ins SPR:$Sm),
/* FIXME */ IIC_fpCVTSH, "vcvtb", ".f32.f16\t$Sd, $Sm",
[/* For disassembly only; pattern left blank */]>;
-def : ARMPat<(f32_to_f16 SPR:$a),
- (i32 (COPY_TO_REGCLASS (VCVTBSH SPR:$a), GPR))>;
-
-def VCVTBHS: ASuI<0b11101, 0b11, 0b0011, 0b01, 0, (outs SPR:$Sd), (ins SPR:$Sm),
+def VCVTBSH: ASuI<0b11101, 0b11, 0b0011, 0b01, 0, (outs SPR:$Sd), (ins SPR:$Sm),
/* FIXME */ IIC_fpCVTHS, "vcvtb", ".f16.f32\t$Sd, $Sm",
[/* For disassembly only; pattern left blank */]>;
+def : ARMPat<(f32_to_f16 SPR:$a),
+ (i32 (COPY_TO_REGCLASS (VCVTBSH SPR:$a), GPR))>;
+
def : ARMPat<(f16_to_f32 GPR:$a),
(VCVTBHS (COPY_TO_REGCLASS GPR:$a, SPR))>;
-def VCVTTSH: ASuI<0b11101, 0b11, 0b0010, 0b11, 0, (outs SPR:$Sd), (ins SPR:$Sm),
+def VCVTTHS: ASuI<0b11101, 0b11, 0b0010, 0b11, 0, (outs SPR:$Sd), (ins SPR:$Sm),
/* FIXME */ IIC_fpCVTSH, "vcvtt", ".f32.f16\t$Sd, $Sm",
[/* For disassembly only; pattern left blank */]>;
-def VCVTTHS: ASuI<0b11101, 0b11, 0b0011, 0b11, 0, (outs SPR:$Sd), (ins SPR:$Sm),
+def VCVTTSH: ASuI<0b11101, 0b11, 0b0011, 0b11, 0, (outs SPR:$Sd), (ins SPR:$Sm),
/* FIXME */ IIC_fpCVTHS, "vcvtt", ".f16.f32\t$Sd, $Sm",
[/* For disassembly only; pattern left blank */]>;
diff --git a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
index e47bf66..c90751d 100644
--- a/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
+++ b/lib/Target/ARM/Disassembler/ARMDisassembler.cpp
@@ -18,10 +18,12 @@
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCDisassembler.h"
+#include "llvm/MC/MCFixedLenDisassembler.h"
#include "llvm/MC/MCSubtargetInfo.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/MemoryObject.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/LEB128.h"
#include "llvm/Support/TargetRegistry.h"
#include "llvm/Support/raw_ostream.h"
#include <vector>
@@ -383,7 +385,6 @@ static DecodeStatus DecodeLDR(MCInst &Inst, unsigned Val,
static DecodeStatus DecodeMRRC2(llvm::MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder);
#include "ARMGenDisassemblerTables.inc"
-#include "ARMGenInstrInfo.inc"
#include "ARMGenEDInfo.inc"
static MCDisassembler *createARMDisassembler(const Target &T, const MCSubtargetInfo &STI) {
@@ -427,7 +428,8 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
(bytes[0] << 0);
// Calling the auto-generated decoder function.
- DecodeStatus result = decodeARMInstruction32(MI, insn, Address, this, STI);
+ DecodeStatus result = decodeInstruction(DecoderTableARM32, MI, insn,
+ Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
return result;
@@ -436,14 +438,15 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
// VFP and NEON instructions, similarly, are shared between ARM
// and Thumb modes.
MI.clear();
- result = decodeVFPInstruction32(MI, insn, Address, this, STI);
+ result = decodeInstruction(DecoderTableVFP32, MI, insn, Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
return result;
}
MI.clear();
- result = decodeNEONDataInstruction32(MI, insn, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONData32, MI, insn, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
// Add a fake predicate operand, because we share these instruction
@@ -454,7 +457,8 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeNEONLoadStoreInstruction32(MI, insn, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONLoadStore32, MI, insn, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
// Add a fake predicate operand, because we share these instruction
@@ -465,7 +469,8 @@ DecodeStatus ARMDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeNEONDupInstruction32(MI, insn, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONDup32, MI, insn, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
// Add a fake predicate operand, because we share these instruction
@@ -765,7 +770,8 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
uint16_t insn16 = (bytes[1] << 8) | bytes[0];
- DecodeStatus result = decodeThumbInstruction16(MI, insn16, Address, this, STI);
+ DecodeStatus result = decodeInstruction(DecoderTableThumb16, MI, insn16,
+ Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 2;
Check(result, AddThumbPredicate(MI));
@@ -773,7 +779,8 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeThumbSBitInstruction16(MI, insn16, Address, this, STI);
+ result = decodeInstruction(DecoderTableThumbSBit16, MI, insn16,
+ Address, this, STI);
if (result) {
Size = 2;
bool InITBlock = ITBlock.instrInITBlock();
@@ -783,7 +790,8 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeThumb2Instruction16(MI, insn16, Address, this, STI);
+ result = decodeInstruction(DecoderTableThumb216, MI, insn16,
+ Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 2;
@@ -818,7 +826,8 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
(bytes[1] << 24) |
(bytes[0] << 16);
MI.clear();
- result = decodeThumbInstruction32(MI, insn32, Address, this, STI);
+ result = decodeInstruction(DecoderTableThumb32, MI, insn32, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
bool InITBlock = ITBlock.instrInITBlock();
@@ -828,7 +837,8 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeThumb2Instruction32(MI, insn32, Address, this, STI);
+ result = decodeInstruction(DecoderTableThumb232, MI, insn32, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
Check(result, AddThumbPredicate(MI));
@@ -836,7 +846,7 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeVFPInstruction32(MI, insn32, Address, this, STI);
+ result = decodeInstruction(DecoderTableVFP32, MI, insn32, Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
UpdateThumbVFPPredicate(MI);
@@ -844,19 +854,21 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
MI.clear();
- result = decodeNEONDupInstruction32(MI, insn32, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONDup32, MI, insn32, Address,
+ this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
Check(result, AddThumbPredicate(MI));
return result;
}
- if (fieldFromInstruction32(insn32, 24, 8) == 0xF9) {
+ if (fieldFromInstruction(insn32, 24, 8) == 0xF9) {
MI.clear();
uint32_t NEONLdStInsn = insn32;
NEONLdStInsn &= 0xF0FFFFFF;
NEONLdStInsn |= 0x04000000;
- result = decodeNEONLoadStoreInstruction32(MI, NEONLdStInsn, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONLoadStore32, MI, NEONLdStInsn,
+ Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
Check(result, AddThumbPredicate(MI));
@@ -864,13 +876,14 @@ DecodeStatus ThumbDisassembler::getInstruction(MCInst &MI, uint64_t &Size,
}
}
- if (fieldFromInstruction32(insn32, 24, 4) == 0xF) {
+ if (fieldFromInstruction(insn32, 24, 4) == 0xF) {
MI.clear();
uint32_t NEONDataInsn = insn32;
NEONDataInsn &= 0xF0FFFFFF; // Clear bits 27-24
NEONDataInsn |= (NEONDataInsn & 0x10000000) >> 4; // Move bit 28 to bit 24
NEONDataInsn |= 0x12000000; // Set bits 28 and 25
- result = decodeNEONDataInstruction32(MI, NEONDataInsn, Address, this, STI);
+ result = decodeInstruction(DecoderTableNEONData32, MI, NEONDataInsn,
+ Address, this, STI);
if (result != MCDisassembler::Fail) {
Size = 4;
Check(result, AddThumbPredicate(MI));
@@ -1117,9 +1130,9 @@ static DecodeStatus DecodeSORegImmOperand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rm = fieldFromInstruction32(Val, 0, 4);
- unsigned type = fieldFromInstruction32(Val, 5, 2);
- unsigned imm = fieldFromInstruction32(Val, 7, 5);
+ unsigned Rm = fieldFromInstruction(Val, 0, 4);
+ unsigned type = fieldFromInstruction(Val, 5, 2);
+ unsigned imm = fieldFromInstruction(Val, 7, 5);
// Register-immediate
if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder)))
@@ -1154,9 +1167,9 @@ static DecodeStatus DecodeSORegRegOperand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rm = fieldFromInstruction32(Val, 0, 4);
- unsigned type = fieldFromInstruction32(Val, 5, 2);
- unsigned Rs = fieldFromInstruction32(Val, 8, 4);
+ unsigned Rm = fieldFromInstruction(Val, 0, 4);
+ unsigned type = fieldFromInstruction(Val, 5, 2);
+ unsigned Rs = fieldFromInstruction(Val, 8, 4);
// Register-register
if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder)))
@@ -1224,8 +1237,8 @@ static DecodeStatus DecodeSPRRegListOperand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Vd = fieldFromInstruction32(Val, 8, 5);
- unsigned regs = fieldFromInstruction32(Val, 0, 8);
+ unsigned Vd = fieldFromInstruction(Val, 8, 5);
+ unsigned regs = fieldFromInstruction(Val, 0, 8);
if (!Check(S, DecodeSPRRegisterClass(Inst, Vd, Address, Decoder)))
return MCDisassembler::Fail;
@@ -1241,8 +1254,8 @@ static DecodeStatus DecodeDPRRegListOperand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Vd = fieldFromInstruction32(Val, 8, 5);
- unsigned regs = fieldFromInstruction32(Val, 0, 8);
+ unsigned Vd = fieldFromInstruction(Val, 8, 5);
+ unsigned regs = fieldFromInstruction(Val, 0, 8);
regs = regs >> 1;
@@ -1263,8 +1276,8 @@ static DecodeStatus DecodeBitfieldMaskOperand(MCInst &Inst, unsigned Val,
// the mask of all bits LSB-and-lower, and then xor them to create
// the mask of that's all ones on [msb, lsb]. Finally we not it to
// create the final mask.
- unsigned msb = fieldFromInstruction32(Val, 5, 5);
- unsigned lsb = fieldFromInstruction32(Val, 0, 5);
+ unsigned msb = fieldFromInstruction(Val, 5, 5);
+ unsigned lsb = fieldFromInstruction(Val, 0, 5);
DecodeStatus S = MCDisassembler::Success;
if (lsb > msb) Check(S, MCDisassembler::SoftFail);
@@ -1281,12 +1294,12 @@ static DecodeStatus DecodeCopMemInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned CRd = fieldFromInstruction32(Insn, 12, 4);
- unsigned coproc = fieldFromInstruction32(Insn, 8, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 8);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned U = fieldFromInstruction32(Insn, 23, 1);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned CRd = fieldFromInstruction(Insn, 12, 4);
+ unsigned coproc = fieldFromInstruction(Insn, 8, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 8);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned U = fieldFromInstruction(Insn, 23, 1);
switch (Inst.getOpcode()) {
case ARM::LDC_OFFSET:
@@ -1426,14 +1439,14 @@ DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 12);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned reg = fieldFromInstruction32(Insn, 25, 1);
- unsigned P = fieldFromInstruction32(Insn, 24, 1);
- unsigned W = fieldFromInstruction32(Insn, 21, 1);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 12);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned reg = fieldFromInstruction(Insn, 25, 1);
+ unsigned P = fieldFromInstruction(Insn, 24, 1);
+ unsigned W = fieldFromInstruction(Insn, 21, 1);
// On stores, the writeback operand precedes Rt.
switch (Inst.getOpcode()) {
@@ -1476,7 +1489,7 @@ DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn,
return MCDisassembler::Fail;
ARM_AM::AddrOpc Op = ARM_AM::add;
- if (!fieldFromInstruction32(Insn, 23, 1))
+ if (!fieldFromInstruction(Insn, 23, 1))
Op = ARM_AM::sub;
bool writeback = (P == 0) || (W == 1);
@@ -1493,7 +1506,7 @@ DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn,
if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder)))
return MCDisassembler::Fail;
ARM_AM::ShiftOpc Opc = ARM_AM::lsl;
- switch( fieldFromInstruction32(Insn, 5, 2)) {
+ switch( fieldFromInstruction(Insn, 5, 2)) {
case 0:
Opc = ARM_AM::lsl;
break;
@@ -1509,7 +1522,7 @@ DecodeAddrMode2IdxInstruction(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
}
- unsigned amt = fieldFromInstruction32(Insn, 7, 5);
+ unsigned amt = fieldFromInstruction(Insn, 7, 5);
unsigned imm = ARM_AM::getAM2Opc(Op, amt, Opc, idx_mode);
Inst.addOperand(MCOperand::CreateImm(imm));
@@ -1529,11 +1542,11 @@ static DecodeStatus DecodeSORegMemOperand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 13, 4);
- unsigned Rm = fieldFromInstruction32(Val, 0, 4);
- unsigned type = fieldFromInstruction32(Val, 5, 2);
- unsigned imm = fieldFromInstruction32(Val, 7, 5);
- unsigned U = fieldFromInstruction32(Val, 12, 1);
+ unsigned Rn = fieldFromInstruction(Val, 13, 4);
+ unsigned Rm = fieldFromInstruction(Val, 0, 4);
+ unsigned type = fieldFromInstruction(Val, 5, 2);
+ unsigned imm = fieldFromInstruction(Val, 7, 5);
+ unsigned U = fieldFromInstruction(Val, 12, 1);
ARM_AM::ShiftOpc ShOp = ARM_AM::lsl;
switch (type) {
@@ -1570,15 +1583,15 @@ DecodeAddrMode3Instruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned type = fieldFromInstruction32(Insn, 22, 1);
- unsigned imm = fieldFromInstruction32(Insn, 8, 4);
- unsigned U = ((~fieldFromInstruction32(Insn, 23, 1)) & 1) << 8;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned W = fieldFromInstruction32(Insn, 21, 1);
- unsigned P = fieldFromInstruction32(Insn, 24, 1);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned type = fieldFromInstruction(Insn, 22, 1);
+ unsigned imm = fieldFromInstruction(Insn, 8, 4);
+ unsigned U = ((~fieldFromInstruction(Insn, 23, 1)) & 1) << 8;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned W = fieldFromInstruction(Insn, 21, 1);
+ unsigned P = fieldFromInstruction(Insn, 24, 1);
unsigned Rt2 = Rt + 1;
bool writeback = (W == 1) | (P == 0);
@@ -1609,7 +1622,7 @@ DecodeAddrMode3Instruction(MCInst &Inst, unsigned Insn,
S = MCDisassembler::SoftFail;
if (Rt2 == 15)
S = MCDisassembler::SoftFail;
- if (!type && fieldFromInstruction32(Insn, 8, 4))
+ if (!type && fieldFromInstruction(Insn, 8, 4))
S = MCDisassembler::SoftFail;
break;
case ARM::STRH:
@@ -1761,8 +1774,8 @@ static DecodeStatus DecodeRFEInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned mode = fieldFromInstruction32(Insn, 23, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned mode = fieldFromInstruction(Insn, 23, 2);
switch (mode) {
case 0:
@@ -1791,9 +1804,9 @@ static DecodeStatus DecodeMemMultipleWritebackInstruction(MCInst &Inst,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned reglist = fieldFromInstruction32(Insn, 0, 16);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned reglist = fieldFromInstruction(Insn, 0, 16);
if (pred == 0xF) {
switch (Inst.getOpcode()) {
@@ -1850,9 +1863,9 @@ static DecodeStatus DecodeMemMultipleWritebackInstruction(MCInst &Inst,
}
// For stores (which become SRS's, the only operand is the mode.
- if (fieldFromInstruction32(Insn, 20, 1) == 0) {
+ if (fieldFromInstruction(Insn, 20, 1) == 0) {
Inst.addOperand(
- MCOperand::CreateImm(fieldFromInstruction32(Insn, 0, 4)));
+ MCOperand::CreateImm(fieldFromInstruction(Insn, 0, 4)));
return S;
}
@@ -1873,10 +1886,10 @@ static DecodeStatus DecodeMemMultipleWritebackInstruction(MCInst &Inst,
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);
- unsigned iflags = fieldFromInstruction32(Insn, 6, 3);
- unsigned mode = fieldFromInstruction32(Insn, 0, 5);
+ unsigned imod = fieldFromInstruction(Insn, 18, 2);
+ unsigned M = fieldFromInstruction(Insn, 17, 1);
+ unsigned iflags = fieldFromInstruction(Insn, 6, 3);
+ unsigned mode = fieldFromInstruction(Insn, 0, 5);
DecodeStatus S = MCDisassembler::Success;
@@ -1913,10 +1926,10 @@ static DecodeStatus DecodeCPSInstruction(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);
- unsigned iflags = fieldFromInstruction32(Insn, 5, 3);
- unsigned mode = fieldFromInstruction32(Insn, 0, 5);
+ unsigned imod = fieldFromInstruction(Insn, 9, 2);
+ unsigned M = fieldFromInstruction(Insn, 8, 1);
+ unsigned iflags = fieldFromInstruction(Insn, 5, 3);
+ unsigned mode = fieldFromInstruction(Insn, 0, 5);
DecodeStatus S = MCDisassembler::Success;
@@ -1955,13 +1968,13 @@ static DecodeStatus DecodeT2MOVTWInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 8, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 8, 4);
unsigned imm = 0;
- imm |= (fieldFromInstruction32(Insn, 0, 8) << 0);
- imm |= (fieldFromInstruction32(Insn, 12, 3) << 8);
- imm |= (fieldFromInstruction32(Insn, 16, 4) << 12);
- imm |= (fieldFromInstruction32(Insn, 26, 1) << 11);
+ imm |= (fieldFromInstruction(Insn, 0, 8) << 0);
+ imm |= (fieldFromInstruction(Insn, 12, 3) << 8);
+ imm |= (fieldFromInstruction(Insn, 16, 4) << 12);
+ imm |= (fieldFromInstruction(Insn, 26, 1) << 11);
if (Inst.getOpcode() == ARM::t2MOVTi16)
if (!Check(S, DecoderGPRRegisterClass(Inst, Rd, Address, Decoder)))
@@ -1979,12 +1992,12 @@ static DecodeStatus DecodeArmMOVTWInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
unsigned imm = 0;
- imm |= (fieldFromInstruction32(Insn, 0, 12) << 0);
- imm |= (fieldFromInstruction32(Insn, 16, 4) << 12);
+ imm |= (fieldFromInstruction(Insn, 0, 12) << 0);
+ imm |= (fieldFromInstruction(Insn, 16, 4) << 12);
if (Inst.getOpcode() == ARM::MOVTi16)
if (!Check(S, DecoderGPRRegisterClass(Inst, Rd, Address, Decoder)))
@@ -2005,11 +2018,11 @@ static DecodeStatus DecodeSMLAInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 8, 4);
- unsigned Ra = fieldFromInstruction32(Insn, 12, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 8, 4);
+ unsigned Ra = fieldFromInstruction(Insn, 12, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (pred == 0xF)
return DecodeCPSInstruction(Inst, Insn, Address, Decoder);
@@ -2033,9 +2046,9 @@ static DecodeStatus DecodeAddrModeImm12Operand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned add = fieldFromInstruction32(Val, 12, 1);
- unsigned imm = fieldFromInstruction32(Val, 0, 12);
- unsigned Rn = fieldFromInstruction32(Val, 13, 4);
+ unsigned add = fieldFromInstruction(Val, 12, 1);
+ unsigned imm = fieldFromInstruction(Val, 0, 12);
+ unsigned Rn = fieldFromInstruction(Val, 13, 4);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2053,9 +2066,9 @@ static DecodeStatus DecodeAddrMode5Operand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 9, 4);
- unsigned U = fieldFromInstruction32(Val, 8, 1);
- unsigned imm = fieldFromInstruction32(Val, 0, 8);
+ unsigned Rn = fieldFromInstruction(Val, 9, 4);
+ unsigned U = fieldFromInstruction(Val, 8, 1);
+ unsigned imm = fieldFromInstruction(Val, 0, 8);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2077,11 +2090,11 @@ static DecodeStatus
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);
+ unsigned imm = (fieldFromInstruction(Insn, 0, 11) << 0) |
+ (fieldFromInstruction(Insn, 11, 1) << 18) |
+ (fieldFromInstruction(Insn, 13, 1) << 17) |
+ (fieldFromInstruction(Insn, 16, 6) << 11) |
+ (fieldFromInstruction(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)));
@@ -2093,12 +2106,12 @@ DecodeBranchImmInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 24) << 2;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 24) << 2;
if (pred == 0xF) {
Inst.setOpcode(ARM::BLXi);
- imm |= fieldFromInstruction32(Insn, 24, 1) << 1;
+ imm |= fieldFromInstruction(Insn, 24, 1) << 1;
if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<26>(imm) + 8,
true, 4, Inst, Decoder))
Inst.addOperand(MCOperand::CreateImm(SignExtend32<26>(imm)));
@@ -2119,8 +2132,8 @@ static DecodeStatus DecodeAddrMode6Operand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rm = fieldFromInstruction32(Val, 0, 4);
- unsigned align = fieldFromInstruction32(Val, 4, 2);
+ unsigned Rm = fieldFromInstruction(Val, 0, 4);
+ unsigned align = fieldFromInstruction(Val, 4, 2);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rm, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2136,12 +2149,12 @@ static DecodeStatus DecodeVLDInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned wb = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- Rn |= fieldFromInstruction32(Insn, 4, 2) << 4;
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned wb = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ Rn |= fieldFromInstruction(Insn, 4, 2) << 4;
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
// First output register
switch (Inst.getOpcode()) {
@@ -2410,12 +2423,12 @@ static DecodeStatus DecodeVSTInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned wb = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- Rn |= fieldFromInstruction32(Insn, 4, 2) << 4;
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned wb = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ Rn |= fieldFromInstruction(Insn, 4, 2) << 4;
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
// Writeback Operand
switch (Inst.getOpcode()) {
@@ -2681,12 +2694,12 @@ static DecodeStatus DecodeVLD1DupInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned align = fieldFromInstruction32(Insn, 4, 1);
- unsigned size = fieldFromInstruction32(Insn, 6, 2);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned align = fieldFromInstruction(Insn, 4, 1);
+ unsigned size = fieldFromInstruction(Insn, 6, 2);
align *= (1 << size);
@@ -2726,12 +2739,12 @@ static DecodeStatus DecodeVLD2DupInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned align = fieldFromInstruction32(Insn, 4, 1);
- unsigned size = 1 << fieldFromInstruction32(Insn, 6, 2);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned align = fieldFromInstruction(Insn, 4, 1);
+ unsigned size = 1 << fieldFromInstruction(Insn, 6, 2);
align *= 2*size;
switch (Inst.getOpcode()) {
@@ -2774,11 +2787,11 @@ static DecodeStatus DecodeVLD3DupInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned inc = fieldFromInstruction32(Insn, 5, 1) + 1;
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned inc = fieldFromInstruction(Insn, 5, 1) + 1;
if (!Check(S, DecodeDPRRegisterClass(Inst, Rd, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2809,13 +2822,13 @@ static DecodeStatus DecodeVLD4DupInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned size = fieldFromInstruction32(Insn, 6, 2);
- unsigned inc = fieldFromInstruction32(Insn, 5, 1) + 1;
- unsigned align = fieldFromInstruction32(Insn, 4, 1);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned size = fieldFromInstruction(Insn, 6, 2);
+ unsigned inc = fieldFromInstruction(Insn, 5, 1) + 1;
+ unsigned align = fieldFromInstruction(Insn, 4, 1);
if (size == 0x3) {
size = 4;
@@ -2862,14 +2875,14 @@ DecodeNEONModImmInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned imm = fieldFromInstruction32(Insn, 0, 4);
- imm |= fieldFromInstruction32(Insn, 16, 3) << 4;
- imm |= fieldFromInstruction32(Insn, 24, 1) << 7;
- imm |= fieldFromInstruction32(Insn, 8, 4) << 8;
- imm |= fieldFromInstruction32(Insn, 5, 1) << 12;
- unsigned Q = fieldFromInstruction32(Insn, 6, 1);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned imm = fieldFromInstruction(Insn, 0, 4);
+ imm |= fieldFromInstruction(Insn, 16, 3) << 4;
+ imm |= fieldFromInstruction(Insn, 24, 1) << 7;
+ imm |= fieldFromInstruction(Insn, 8, 4) << 8;
+ imm |= fieldFromInstruction(Insn, 5, 1) << 12;
+ unsigned Q = fieldFromInstruction(Insn, 6, 1);
if (Q) {
if (!Check(S, DecodeQPRRegisterClass(Inst, Rd, Address, Decoder)))
@@ -2907,11 +2920,11 @@ static DecodeStatus DecodeVSHLMaxInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- Rm |= fieldFromInstruction32(Insn, 5, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 18, 2);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ Rm |= fieldFromInstruction(Insn, 5, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 18, 2);
if (!Check(S, DecodeQPRRegisterClass(Inst, Rd, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2950,13 +2963,13 @@ static DecodeStatus DecodeTBLInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- Rn |= fieldFromInstruction32(Insn, 7, 1) << 4;
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- Rm |= fieldFromInstruction32(Insn, 5, 1) << 4;
- unsigned op = fieldFromInstruction32(Insn, 6, 1);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ Rn |= fieldFromInstruction(Insn, 7, 1) << 4;
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ Rm |= fieldFromInstruction(Insn, 5, 1) << 4;
+ unsigned op = fieldFromInstruction(Insn, 6, 1);
if (!Check(S, DecodeDPRRegisterClass(Inst, Rd, Address, Decoder)))
return MCDisassembler::Fail;
@@ -2986,8 +2999,8 @@ static DecodeStatus DecodeThumbAddSpecialReg(MCInst &Inst, uint16_t Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned dst = fieldFromInstruction16(Insn, 8, 3);
- unsigned imm = fieldFromInstruction16(Insn, 0, 8);
+ unsigned dst = fieldFromInstruction(Insn, 8, 3);
+ unsigned imm = fieldFromInstruction(Insn, 0, 8);
if (!Check(S, DecodetGPRRegisterClass(Inst, dst, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3034,8 +3047,8 @@ static DecodeStatus DecodeThumbAddrModeRR(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 0, 3);
- unsigned Rm = fieldFromInstruction32(Val, 3, 3);
+ unsigned Rn = fieldFromInstruction(Val, 0, 3);
+ unsigned Rm = fieldFromInstruction(Val, 3, 3);
if (!Check(S, DecodetGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3049,8 +3062,8 @@ static DecodeStatus DecodeThumbAddrModeIS(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 0, 3);
- unsigned imm = fieldFromInstruction32(Val, 3, 5);
+ unsigned Rn = fieldFromInstruction(Val, 0, 3);
+ unsigned imm = fieldFromInstruction(Val, 3, 5);
if (!Check(S, DecodetGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3081,9 +3094,9 @@ static DecodeStatus DecodeT2AddrModeSOReg(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 6, 4);
- unsigned Rm = fieldFromInstruction32(Val, 2, 4);
- unsigned imm = fieldFromInstruction32(Val, 0, 2);
+ unsigned Rn = fieldFromInstruction(Val, 6, 4);
+ unsigned Rm = fieldFromInstruction(Val, 2, 4);
+ unsigned imm = fieldFromInstruction(Val, 0, 2);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3104,13 +3117,13 @@ static DecodeStatus DecodeT2LoadShift(MCInst &Inst, unsigned Insn,
case ARM::t2PLIs:
break;
default: {
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
if (!Check(S, DecoderGPRRegisterClass(Inst, Rt, Address, Decoder)))
return MCDisassembler::Fail;
}
}
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
if (Rn == 0xF) {
switch (Inst.getOpcode()) {
case ARM::t2LDRBs:
@@ -3133,16 +3146,16 @@ static DecodeStatus DecodeT2LoadShift(MCInst &Inst, unsigned Insn,
return MCDisassembler::Fail;
}
- int imm = fieldFromInstruction32(Insn, 0, 12);
- if (!fieldFromInstruction32(Insn, 23, 1)) imm *= -1;
+ int imm = fieldFromInstruction(Insn, 0, 12);
+ if (!fieldFromInstruction(Insn, 23, 1)) imm *= -1;
Inst.addOperand(MCOperand::CreateImm(imm));
return S;
}
- unsigned addrmode = fieldFromInstruction32(Insn, 4, 2);
- addrmode |= fieldFromInstruction32(Insn, 0, 4) << 2;
- addrmode |= fieldFromInstruction32(Insn, 16, 4) << 6;
+ unsigned addrmode = fieldFromInstruction(Insn, 4, 2);
+ addrmode |= fieldFromInstruction(Insn, 0, 4) << 2;
+ addrmode |= fieldFromInstruction(Insn, 16, 4) << 6;
if (!Check(S, DecodeT2AddrModeSOReg(Inst, addrmode, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3167,8 +3180,8 @@ static DecodeStatus DecodeT2AddrModeImm8s4(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 9, 4);
- unsigned imm = fieldFromInstruction32(Val, 0, 9);
+ unsigned Rn = fieldFromInstruction(Val, 9, 4);
+ unsigned imm = fieldFromInstruction(Val, 0, 9);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3182,8 +3195,8 @@ static DecodeStatus DecodeT2AddrModeImm0_1020s4(MCInst &Inst,unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 8, 4);
- unsigned imm = fieldFromInstruction32(Val, 0, 8);
+ unsigned Rn = fieldFromInstruction(Val, 8, 4);
+ unsigned imm = fieldFromInstruction(Val, 0, 8);
if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3210,8 +3223,8 @@ static DecodeStatus DecodeT2AddrModeImm8(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 9, 4);
- unsigned imm = fieldFromInstruction32(Val, 0, 9);
+ unsigned Rn = fieldFromInstruction(Val, 9, 4);
+ unsigned imm = fieldFromInstruction(Val, 0, 9);
// Some instructions always use an additive offset.
switch (Inst.getOpcode()) {
@@ -3241,12 +3254,12 @@ static DecodeStatus DecodeT2LdStPre(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned addr = fieldFromInstruction32(Insn, 0, 8);
- addr |= fieldFromInstruction32(Insn, 9, 1) << 8;
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned addr = fieldFromInstruction(Insn, 0, 8);
+ addr |= fieldFromInstruction(Insn, 9, 1) << 8;
addr |= Rn << 9;
- unsigned load = fieldFromInstruction32(Insn, 20, 1);
+ unsigned load = fieldFromInstruction(Insn, 20, 1);
if (!load) {
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
@@ -3271,8 +3284,8 @@ static DecodeStatus DecodeT2AddrModeImm12(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Val, 13, 4);
- unsigned imm = fieldFromInstruction32(Val, 0, 12);
+ unsigned Rn = fieldFromInstruction(Val, 13, 4);
+ unsigned imm = fieldFromInstruction(Val, 0, 12);
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3284,7 +3297,7 @@ static DecodeStatus DecodeT2AddrModeImm12(MCInst &Inst, unsigned Val,
static DecodeStatus DecodeThumbAddSPImm(MCInst &Inst, uint16_t Insn,
uint64_t Address, const void *Decoder) {
- unsigned imm = fieldFromInstruction16(Insn, 0, 7);
+ unsigned imm = fieldFromInstruction(Insn, 0, 7);
Inst.addOperand(MCOperand::CreateReg(ARM::SP));
Inst.addOperand(MCOperand::CreateReg(ARM::SP));
@@ -3298,8 +3311,8 @@ static DecodeStatus DecodeThumbAddSPReg(MCInst &Inst, uint16_t Insn,
DecodeStatus S = MCDisassembler::Success;
if (Inst.getOpcode() == ARM::tADDrSP) {
- unsigned Rdm = fieldFromInstruction16(Insn, 0, 3);
- Rdm |= fieldFromInstruction16(Insn, 7, 1) << 3;
+ unsigned Rdm = fieldFromInstruction(Insn, 0, 3);
+ Rdm |= fieldFromInstruction(Insn, 7, 1) << 3;
if (!Check(S, DecodeGPRRegisterClass(Inst, Rdm, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3307,7 +3320,7 @@ static DecodeStatus DecodeThumbAddSPReg(MCInst &Inst, uint16_t Insn,
if (!Check(S, DecodeGPRRegisterClass(Inst, Rdm, Address, Decoder)))
return MCDisassembler::Fail;
} else if (Inst.getOpcode() == ARM::tADDspr) {
- unsigned Rm = fieldFromInstruction16(Insn, 3, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 3, 4);
Inst.addOperand(MCOperand::CreateReg(ARM::SP));
Inst.addOperand(MCOperand::CreateReg(ARM::SP));
@@ -3320,8 +3333,8 @@ static DecodeStatus DecodeThumbAddSPReg(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);
+ unsigned imod = fieldFromInstruction(Insn, 4, 1) | 0x2;
+ unsigned flags = fieldFromInstruction(Insn, 0, 3);
Inst.addOperand(MCOperand::CreateImm(imod));
Inst.addOperand(MCOperand::CreateImm(flags));
@@ -3332,8 +3345,8 @@ static DecodeStatus DecodeThumbCPS(MCInst &Inst, uint16_t 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);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned add = fieldFromInstruction(Insn, 4, 1);
if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rm, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3380,8 +3393,8 @@ DecodeThumbTableBranch(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
if (Rn == ARM::SP) S = MCDisassembler::SoftFail;
if (!Check(S, DecodeGPRRegisterClass(Inst, Rn, Address, Decoder)))
@@ -3396,9 +3409,9 @@ DecodeThumb2BCCInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned pred = fieldFromInstruction32(Insn, 22, 4);
+ unsigned pred = fieldFromInstruction(Insn, 22, 4);
if (pred == 0xE || pred == 0xF) {
- unsigned opc = fieldFromInstruction32(Insn, 4, 28);
+ unsigned opc = fieldFromInstruction(Insn, 4, 28);
switch (opc) {
default:
return MCDisassembler::Fail;
@@ -3413,15 +3426,15 @@ DecodeThumb2BCCInstruction(MCInst &Inst, unsigned Insn,
break;
}
- unsigned imm = fieldFromInstruction32(Insn, 0, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 4);
return DecodeMemBarrierOption(Inst, imm, Address, Decoder);
}
- unsigned brtarget = fieldFromInstruction32(Insn, 0, 11) << 1;
- brtarget |= fieldFromInstruction32(Insn, 11, 1) << 19;
- brtarget |= fieldFromInstruction32(Insn, 13, 1) << 18;
- brtarget |= fieldFromInstruction32(Insn, 16, 6) << 12;
- brtarget |= fieldFromInstruction32(Insn, 26, 1) << 20;
+ unsigned brtarget = fieldFromInstruction(Insn, 0, 11) << 1;
+ brtarget |= fieldFromInstruction(Insn, 11, 1) << 19;
+ brtarget |= fieldFromInstruction(Insn, 13, 1) << 18;
+ brtarget |= fieldFromInstruction(Insn, 16, 6) << 12;
+ brtarget |= fieldFromInstruction(Insn, 26, 1) << 20;
if (!Check(S, DecodeT2BROperand(Inst, brtarget, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3436,10 +3449,10 @@ DecodeThumb2BCCInstruction(MCInst &Inst, unsigned Insn,
// a splat operation or a rotation.
static DecodeStatus DecodeT2SOImm(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
- unsigned ctrl = fieldFromInstruction32(Val, 10, 2);
+ unsigned ctrl = fieldFromInstruction(Val, 10, 2);
if (ctrl == 0) {
- unsigned byte = fieldFromInstruction32(Val, 8, 2);
- unsigned imm = fieldFromInstruction32(Val, 0, 8);
+ unsigned byte = fieldFromInstruction(Val, 8, 2);
+ unsigned imm = fieldFromInstruction(Val, 0, 8);
switch (byte) {
case 0:
Inst.addOperand(MCOperand::CreateImm(imm));
@@ -3456,8 +3469,8 @@ static DecodeStatus DecodeT2SOImm(MCInst &Inst, unsigned Val,
break;
}
} else {
- unsigned unrot = fieldFromInstruction32(Val, 0, 7) | 0x80;
- unsigned rot = fieldFromInstruction32(Val, 7, 5);
+ unsigned unrot = fieldFromInstruction(Val, 0, 7) | 0x80;
+ unsigned rot = fieldFromInstruction(Val, 7, 5);
unsigned imm = (unrot >> rot) | (unrot << ((32-rot)&31));
Inst.addOperand(MCOperand::CreateImm(imm));
}
@@ -3517,9 +3530,9 @@ static DecodeStatus DecodeDoubleRegLoad(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if ((Rt & 1) || Rt == 0xE || Rn == 0xF) return MCDisassembler::Fail;
@@ -3540,10 +3553,10 @@ static DecodeStatus DecodeDoubleRegStore(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder){
DecodeStatus S = MCDisassembler::Success;
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (!Check(S, DecoderGPRRegisterClass(Inst, Rd, Address, Decoder)))
return MCDisassembler::Fail;
@@ -3567,12 +3580,12 @@ static DecodeStatus DecodeLDRPreImm(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 12);
- imm |= fieldFromInstruction32(Insn, 16, 4) << 13;
- imm |= fieldFromInstruction32(Insn, 23, 1) << 12;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 12);
+ imm |= fieldFromInstruction(Insn, 16, 4) << 13;
+ imm |= fieldFromInstruction(Insn, 23, 1) << 12;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (Rn == 0xF || Rn == Rt) S = MCDisassembler::SoftFail;
@@ -3592,13 +3605,13 @@ static DecodeStatus DecodeLDRPreReg(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 12);
- imm |= fieldFromInstruction32(Insn, 16, 4) << 13;
- imm |= fieldFromInstruction32(Insn, 23, 1) << 12;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 12);
+ imm |= fieldFromInstruction(Insn, 16, 4) << 13;
+ imm |= fieldFromInstruction(Insn, 23, 1) << 12;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
if (Rn == 0xF || Rn == Rt) S = MCDisassembler::SoftFail;
if (Rm == 0xF) S = MCDisassembler::SoftFail;
@@ -3620,12 +3633,12 @@ static DecodeStatus DecodeSTRPreImm(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 12);
- imm |= fieldFromInstruction32(Insn, 16, 4) << 13;
- imm |= fieldFromInstruction32(Insn, 23, 1) << 12;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 12);
+ imm |= fieldFromInstruction(Insn, 16, 4) << 13;
+ imm |= fieldFromInstruction(Insn, 23, 1) << 12;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (Rn == 0xF || Rn == Rt) S = MCDisassembler::SoftFail;
@@ -3645,12 +3658,12 @@ static DecodeStatus DecodeSTRPreReg(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned imm = fieldFromInstruction32(Insn, 0, 12);
- imm |= fieldFromInstruction32(Insn, 16, 4) << 13;
- imm |= fieldFromInstruction32(Insn, 23, 1) << 12;
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned imm = fieldFromInstruction(Insn, 0, 12);
+ imm |= fieldFromInstruction(Insn, 16, 4) << 13;
+ imm |= fieldFromInstruction(Insn, 23, 1) << 12;
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (Rn == 0xF || Rn == Rt) S = MCDisassembler::SoftFail;
@@ -3670,11 +3683,11 @@ static DecodeStatus DecodeVLD1LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -3682,22 +3695,22 @@ static DecodeStatus DecodeVLD1LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 6, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 4, 2) != 0)
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 4, 2) != 0)
align = 4;
}
@@ -3729,11 +3742,11 @@ static DecodeStatus DecodeVST1LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -3741,22 +3754,22 @@ static DecodeStatus DecodeVST1LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 6, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 4, 2) != 0)
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 4, 2) != 0)
align = 4;
}
@@ -3787,11 +3800,11 @@ static DecodeStatus DecodeVLD2LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -3800,24 +3813,24 @@ static DecodeStatus DecodeVLD2LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- index = fieldFromInstruction32(Insn, 5, 3);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 5, 3);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 2;
break;
case 1:
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 4;
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 4, 1) != 0)
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 4, 1) != 0)
align = 8;
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -3854,11 +3867,11 @@ static DecodeStatus DecodeVST2LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -3867,24 +3880,24 @@ static DecodeStatus DecodeVST2LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- index = fieldFromInstruction32(Insn, 5, 3);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 5, 3);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 2;
break;
case 1:
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 4, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 4, 1))
align = 4;
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 5, 1))
+ if (fieldFromInstruction(Insn, 5, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 4, 1) != 0)
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 4, 1) != 0)
align = 8;
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -3918,11 +3931,11 @@ static DecodeStatus DecodeVLD3LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -3931,22 +3944,22 @@ static DecodeStatus DecodeVLD3LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 5, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 4, 2))
+ if (fieldFromInstruction(Insn, 4, 2))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 6, 1))
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -3988,11 +4001,11 @@ static DecodeStatus DecodeVST3LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -4001,22 +4014,22 @@ static DecodeStatus DecodeVST3LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 5, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 4, 2))
+ if (fieldFromInstruction(Insn, 4, 2))
return MCDisassembler::Fail; // UNDEFINED
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 6, 1))
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -4052,11 +4065,11 @@ static DecodeStatus DecodeVLD4LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -4065,22 +4078,22 @@ static DecodeStatus DecodeVLD4LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
align = 4;
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
align = 8;
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 5, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 4, 2))
- align = 4 << fieldFromInstruction32(Insn, 4, 2);
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 4, 2))
+ align = 4 << fieldFromInstruction(Insn, 4, 2);
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -4126,11 +4139,11 @@ static DecodeStatus DecodeVST4LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 0, 4);
- unsigned Rd = fieldFromInstruction32(Insn, 12, 4);
- Rd |= fieldFromInstruction32(Insn, 22, 1) << 4;
- unsigned size = fieldFromInstruction32(Insn, 10, 2);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rd = fieldFromInstruction(Insn, 12, 4);
+ Rd |= fieldFromInstruction(Insn, 22, 1) << 4;
+ unsigned size = fieldFromInstruction(Insn, 10, 2);
unsigned align = 0;
unsigned index = 0;
@@ -4139,22 +4152,22 @@ static DecodeStatus DecodeVST4LN(MCInst &Inst, unsigned Insn,
default:
return MCDisassembler::Fail;
case 0:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
align = 4;
- index = fieldFromInstruction32(Insn, 5, 3);
+ index = fieldFromInstruction(Insn, 5, 3);
break;
case 1:
- if (fieldFromInstruction32(Insn, 4, 1))
+ if (fieldFromInstruction(Insn, 4, 1))
align = 8;
- index = fieldFromInstruction32(Insn, 6, 2);
- if (fieldFromInstruction32(Insn, 5, 1))
+ index = fieldFromInstruction(Insn, 6, 2);
+ if (fieldFromInstruction(Insn, 5, 1))
inc = 2;
break;
case 2:
- if (fieldFromInstruction32(Insn, 4, 2))
- align = 4 << fieldFromInstruction32(Insn, 4, 2);
- index = fieldFromInstruction32(Insn, 7, 1);
- if (fieldFromInstruction32(Insn, 6, 1))
+ if (fieldFromInstruction(Insn, 4, 2))
+ align = 4 << fieldFromInstruction(Insn, 4, 2);
+ index = fieldFromInstruction(Insn, 7, 1);
+ if (fieldFromInstruction(Insn, 6, 1))
inc = 2;
break;
}
@@ -4190,11 +4203,11 @@ static DecodeStatus DecodeVST4LN(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);
- unsigned Rt2 = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 5, 1);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- Rm |= fieldFromInstruction32(Insn, 0, 4) << 1;
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 5, 1);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ Rm |= fieldFromInstruction(Insn, 0, 4) << 1;
if (Rt == 0xF || Rt2 == 0xF || Rm == 0x1F)
S = MCDisassembler::SoftFail;
@@ -4216,11 +4229,11 @@ static DecodeStatus DecodeVMOVSRR(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);
- unsigned Rt2 = fieldFromInstruction32(Insn, 16, 4);
- unsigned Rm = fieldFromInstruction32(Insn, 5, 1);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
- Rm |= fieldFromInstruction32(Insn, 0, 4) << 1;
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Insn, 16, 4);
+ unsigned Rm = fieldFromInstruction(Insn, 5, 1);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
+ Rm |= fieldFromInstruction(Insn, 0, 4) << 1;
if (Rt == 0xF || Rt2 == 0xF || Rm == 0x1F)
S = MCDisassembler::SoftFail;
@@ -4242,8 +4255,8 @@ static DecodeStatus DecodeVMOVRRS(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);
- unsigned mask = fieldFromInstruction16(Insn, 0, 4);
+ unsigned pred = fieldFromInstruction(Insn, 4, 4);
+ unsigned mask = fieldFromInstruction(Insn, 0, 4);
if (pred == 0xF) {
pred = 0xE;
@@ -4265,13 +4278,13 @@ DecodeT2LDRDPreInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rt2 = fieldFromInstruction32(Insn, 8, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned addr = fieldFromInstruction32(Insn, 0, 8);
- unsigned W = fieldFromInstruction32(Insn, 21, 1);
- unsigned U = fieldFromInstruction32(Insn, 23, 1);
- unsigned P = fieldFromInstruction32(Insn, 24, 1);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Insn, 8, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned addr = fieldFromInstruction(Insn, 0, 8);
+ unsigned W = fieldFromInstruction(Insn, 21, 1);
+ unsigned U = fieldFromInstruction(Insn, 23, 1);
+ unsigned P = fieldFromInstruction(Insn, 24, 1);
bool writeback = (W == 1) | (P == 0);
addr |= (U << 8) | (Rn << 9);
@@ -4302,13 +4315,13 @@ DecodeT2STRDPreInstruction(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
- unsigned Rt = fieldFromInstruction32(Insn, 12, 4);
- unsigned Rt2 = fieldFromInstruction32(Insn, 8, 4);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned addr = fieldFromInstruction32(Insn, 0, 8);
- unsigned W = fieldFromInstruction32(Insn, 21, 1);
- unsigned U = fieldFromInstruction32(Insn, 23, 1);
- unsigned P = fieldFromInstruction32(Insn, 24, 1);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Insn, 8, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned addr = fieldFromInstruction(Insn, 0, 8);
+ unsigned W = fieldFromInstruction(Insn, 21, 1);
+ unsigned U = fieldFromInstruction(Insn, 23, 1);
+ unsigned P = fieldFromInstruction(Insn, 24, 1);
bool writeback = (W == 1) | (P == 0);
addr |= (U << 8) | (Rn << 9);
@@ -4334,13 +4347,13 @@ DecodeT2STRDPreInstruction(MCInst &Inst, unsigned 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);
+ unsigned sign1 = fieldFromInstruction(Insn, 21, 1);
+ unsigned sign2 = fieldFromInstruction(Insn, 23, 1);
if (sign1 != sign2) return MCDisassembler::Fail;
- unsigned Val = fieldFromInstruction32(Insn, 0, 8);
- Val |= fieldFromInstruction32(Insn, 12, 3) << 8;
- Val |= fieldFromInstruction32(Insn, 26, 1) << 11;
+ unsigned Val = fieldFromInstruction(Insn, 0, 8);
+ Val |= fieldFromInstruction(Insn, 12, 3) << 8;
+ Val |= fieldFromInstruction(Insn, 26, 1) << 11;
Val |= sign1 << 12;
Inst.addOperand(MCOperand::CreateImm(SignExtend32<13>(Val)));
@@ -4360,10 +4373,10 @@ static DecodeStatus DecodeT2ShifterImmOperand(MCInst &Inst, uint32_t Val,
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);
- unsigned Rn = fieldFromInstruction32(Insn, 16, 4);
- unsigned pred = fieldFromInstruction32(Insn, 28, 4);
+ unsigned Rt = fieldFromInstruction(Insn, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Insn, 0, 4);
+ unsigned Rn = fieldFromInstruction(Insn, 16, 4);
+ unsigned pred = fieldFromInstruction(Insn, 28, 4);
if (pred == 0xF)
return DecodeCPSInstruction(Inst, Insn, Address, Decoder);
@@ -4387,12 +4400,12 @@ static DecodeStatus DecodeSwap(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);
- unsigned Vm = (fieldFromInstruction32(Insn, 0, 4) << 0);
- Vm |= (fieldFromInstruction32(Insn, 5, 1) << 4);
- unsigned imm = fieldFromInstruction32(Insn, 16, 6);
- unsigned cmode = fieldFromInstruction32(Insn, 8, 4);
+ unsigned Vd = (fieldFromInstruction(Insn, 12, 4) << 0);
+ Vd |= (fieldFromInstruction(Insn, 22, 1) << 4);
+ unsigned Vm = (fieldFromInstruction(Insn, 0, 4) << 0);
+ Vm |= (fieldFromInstruction(Insn, 5, 1) << 4);
+ unsigned imm = fieldFromInstruction(Insn, 16, 6);
+ unsigned cmode = fieldFromInstruction(Insn, 8, 4);
DecodeStatus S = MCDisassembler::Success;
@@ -4415,12 +4428,12 @@ static DecodeStatus DecodeVCVTD(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);
- unsigned Vm = (fieldFromInstruction32(Insn, 0, 4) << 0);
- Vm |= (fieldFromInstruction32(Insn, 5, 1) << 4);
- unsigned imm = fieldFromInstruction32(Insn, 16, 6);
- unsigned cmode = fieldFromInstruction32(Insn, 8, 4);
+ unsigned Vd = (fieldFromInstruction(Insn, 12, 4) << 0);
+ Vd |= (fieldFromInstruction(Insn, 22, 1) << 4);
+ unsigned Vm = (fieldFromInstruction(Insn, 0, 4) << 0);
+ Vm |= (fieldFromInstruction(Insn, 5, 1) << 4);
+ unsigned imm = fieldFromInstruction(Insn, 16, 6);
+ unsigned cmode = fieldFromInstruction(Insn, 8, 4);
DecodeStatus S = MCDisassembler::Success;
@@ -4445,13 +4458,13 @@ 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);
+ unsigned Rn = fieldFromInstruction(Val, 16, 4);
+ unsigned Rt = fieldFromInstruction(Val, 12, 4);
+ unsigned Rm = fieldFromInstruction(Val, 0, 4);
+ Rm |= (fieldFromInstruction(Val, 23, 1) << 4);
+ unsigned Cond = fieldFromInstruction(Val, 28, 4);
- if (fieldFromInstruction32(Val, 8, 4) != 0 || Rn == Rt)
+ if (fieldFromInstruction(Val, 8, 4) != 0 || Rn == Rt)
S = MCDisassembler::SoftFail;
if (!Check(S, DecodeGPRnopcRegisterClass(Inst, Rt, Address, Decoder)))
@@ -4473,11 +4486,11 @@ static DecodeStatus DecodeMRRC2(llvm::MCInst &Inst, unsigned Val,
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);
+ unsigned CRm = fieldFromInstruction(Val, 0, 4);
+ unsigned opc1 = fieldFromInstruction(Val, 4, 4);
+ unsigned cop = fieldFromInstruction(Val, 8, 4);
+ unsigned Rt = fieldFromInstruction(Val, 12, 4);
+ unsigned Rt2 = fieldFromInstruction(Val, 16, 4);
if ((cop & ~0x1) == 0xa)
return MCDisassembler::Fail;
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