#include "ARMConstantPoolValue.h"
#include "llvm/ADT/FoldingSet.h"
+#include "llvm/ADT/StringRef.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/Type.h"
+#include "llvm/Support/Casting.h"
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
-#include <cstdlib>
+
using namespace llvm;
//===----------------------------------------------------------------------===//
LabelId(id), Kind(kind), PCAdjust(PCAdj), Modifier(modifier),
AddCurrentAddress(addCurrentAddress) {}
-ARMConstantPoolValue::~ARMConstantPoolValue() {}
+ARMConstantPoolValue::~ARMConstantPoolValue() = default;
StringRef ARMConstantPoolValue::getModifierText() const {
switch (Modifier) {
#ifndef LLVM_LIB_TARGET_ARM_ARMCONSTANTPOOLVALUE_H
#define LLVM_LIB_TARGET_ARM_ARMCONSTANTPOOLVALUE_H
+#include "llvm/ADT/StringRef.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/Support/Casting.h"
-#include "llvm/Support/ErrorHandling.h"
-#include <cstddef>
+#include <string>
+#include <vector>
namespace llvm {
class MachineBasicBlock;
namespace ARMCP {
+
enum ARMCPKind {
CPValue,
CPExtSymbol,
SECREL, /// Section Relative (Windows TLS)
SBREL, /// Static Base Relative (RWPI)
};
-}
+
+} // end namespace ARMCP
/// ARMConstantPoolValue - ARM specific constantpool value. This is used to
/// represent PC-relative displacement between the address of the load
const GlobalValue *getGV() const;
const BlockAddress *getBlockAddress() const;
+
const GlobalVariable *getPromotedGlobal() const {
return dyn_cast_or_null<GlobalVariable>(GVar);
}
+
const Constant *getPromotedGlobalInit() const {
return CVal;
}
void addSelectionDAGCSEId(FoldingSetNodeID &ID) override;
void print(raw_ostream &O) const override;
+
static bool classof(const ARMConstantPoolValue *APV) {
return APV->isGlobalValue() || APV->isBlockAddress() || APV->isLSDA() ||
APV->isPromotedGlobal();
}
};
-} // End llvm namespace
+} // end namespace llvm
-#endif
+#endif // LLVM_LIB_TARGET_ARM_ARMCONSTANTPOOLVALUE_H
//
//===----------------------------------------------------------------------===//
-#include "ARMISelLowering.h"
+#include "ARMBaseInstrInfo.h"
+#include "ARMBaseRegisterInfo.h"
#include "ARMCallingConv.h"
#include "ARMConstantPoolValue.h"
+#include "ARMISelLowering.h"
#include "ARMMachineFunctionInfo.h"
#include "ARMPerfectShuffle.h"
+#include "ARMRegisterInfo.h"
+#include "ARMSelectionDAGInfo.h"
#include "ARMSubtarget.h"
-#include "ARMTargetMachine.h"
-#include "ARMTargetObjectFile.h"
#include "MCTargetDesc/ARMAddressingModes.h"
+#include "MCTargetDesc/ARMBaseInfo.h"
+#include "llvm/ADT/APFloat.h"
+#include "llvm/ADT/APInt.h"
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/BitVector.h"
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringSwitch.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/Triple.h"
+#include "llvm/ADT/Twine.h"
#include "llvm/CodeGen/CallingConvLower.h"
+#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/CodeGen/IntrinsicLowering.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
+#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
+#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
-#include "llvm/CodeGen/MachineModuleInfo.h"
+#include "llvm/CodeGen/MachineMemOperand.h"
+#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
+#include "llvm/CodeGen/MachineValueType.h"
+#include "llvm/CodeGen/RuntimeLibcalls.h"
#include "llvm/CodeGen/SelectionDAG.h"
+#include "llvm/CodeGen/SelectionDAGNodes.h"
+#include "llvm/CodeGen/ValueTypes.h"
+#include "llvm/IR/Attributes.h"
#include "llvm/IR/CallingConv.h"
+#include "llvm/IR/Constant.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/Function.h"
-#include "llvm/IR/DebugInfoMetadata.h"
+#include "llvm/IR/DataLayout.h"
+#include "llvm/IR/DebugLoc.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/GlobalAlias.h"
#include "llvm/IR/GlobalValue.h"
+#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/IRBuilder.h"
+#include "llvm/IR/InlineAsm.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
+#include "llvm/IR/Module.h"
#include "llvm/IR/Type.h"
-#include "llvm/MC/MCSectionMachO.h"
+#include "llvm/IR/User.h"
+#include "llvm/IR/Value.h"
+#include "llvm/MC/MCInstrDesc.h"
+#include "llvm/MC/MCInstrItineraries.h"
+#include "llvm/MC/MCRegisterInfo.h"
+#include "llvm/MC/MCSchedule.h"
+#include "llvm/Support/AtomicOrdering.h"
+#include "llvm/Support/BranchProbability.h"
+#include "llvm/Support/Casting.h"
+#include "llvm/Support/CodeGen.h"
#include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
+#include "llvm/Target/TargetInstrInfo.h"
+#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetOptions.h"
+#include <algorithm>
+#include <cassert>
+#include <cstdint>
+#include <cstdlib>
+#include <iterator>
+#include <limits>
+#include <tuple>
+#include <string>
#include <utility>
+#include <vector>
+
using namespace llvm;
#define DEBUG_TYPE "arm-isel"
cl::init(128));
namespace {
+
class ARMCCState : public CCState {
public:
ARMCCState(CallingConv::ID CC, bool isVarArg, MachineFunction &MF,
CallOrPrologue = PC;
}
};
-}
+
+} // end anonymous namespace
// The APCS parameter registers.
static const MCPhysReg GPRArgRegs[] = {
MachineFrameInfo &MFI, const MachineRegisterInfo *MRI,
const TargetInstrInfo *TII) {
unsigned Bytes = Arg.getValueSizeInBits() / 8;
- int FI = INT_MAX;
+ int FI = std::numeric_limits<int>::max();
if (Arg.getOpcode() == ISD::CopyFromReg) {
unsigned VR = cast<RegisterSDNode>(Arg.getOperand(1))->getReg();
if (!TargetRegisterInfo::isVirtualRegister(VR))
} else
return false;
- assert(FI != INT_MAX);
+ assert(FI != std::numeric_limits<int>::max());
if (!MFI.isFixedObjectIndex(FI))
return false;
return Offset == MFI.getObjectOffset(FI) && Bytes == MFI.getObjectSize(FI);
InVals.push_back(ArgValue);
} else { // VA.isRegLoc()
-
// sanity check
assert(VA.isMemLoc());
assert(VA.getValVT() != MVT::i64 && "i64 should already be lowered");
return std::make_pair(Value, OverflowCmp);
}
-
SDValue
ARMTargetLowering::LowerXALUO(SDValue Op, SelectionDAG &DAG) const {
// Let legalize expand this if it isn't a legal type yet.
return DAG.getNode(ISD::MERGE_VALUES, dl, VTs, Value, Overflow);
}
-
SDValue ARMTargetLowering::LowerSELECT(SDValue Op, SelectionDAG &DAG) const {
SDValue Cond = Op.getOperand(0);
SDValue SelectTrue = Op.getOperand(1);
// Additionally, the variable is returned in parameter V and the constant in K.
static bool isSaturatingConditional(const SDValue &Op, SDValue &V,
uint64_t &K) {
-
SDValue LHS1 = Op.getOperand(0);
SDValue RHS1 = Op.getOperand(1);
SDValue TrueVal1 = Op.getOperand(2);
// in each conditional
SDValue *K1 = isa<ConstantSDNode>(LHS1) ? &LHS1 : isa<ConstantSDNode>(RHS1)
? &RHS1
- : NULL;
+ : nullptr;
SDValue *K2 = isa<ConstantSDNode>(LHS2) ? &LHS2 : isa<ConstantSDNode>(RHS2)
? &RHS2
- : NULL;
+ : nullptr;
SDValue K2Tmp = isa<ConstantSDNode>(TrueVal2) ? TrueVal2 : FalseVal2;
SDValue V1Tmp = (K1 && *K1 == LHS1) ? RHS1 : LHS1;
SDValue V2Tmp = (K2 && *K2 == LHS2) ? RHS2 : LHS2;
const SDValue *LowerCheckOp =
isLowerSaturate(LHS1, RHS1, TrueVal1, FalseVal1, CC1, *K1)
? &Op
- : isLowerSaturate(LHS2, RHS2, TrueVal2, FalseVal2, CC2, *K2) ? &Op2
- : NULL;
+ : isLowerSaturate(LHS2, RHS2, TrueVal2, FalseVal2, CC2, *K2)
+ ? &Op2
+ : nullptr;
const SDValue *UpperCheckOp =
isUpperSaturate(LHS1, RHS1, TrueVal1, FalseVal1, CC1, *K1)
? &Op
- : isUpperSaturate(LHS2, RHS2, TrueVal2, FalseVal2, CC2, *K2) ? &Op2
- : NULL;
+ : isUpperSaturate(LHS2, RHS2, TrueVal2, FalseVal2, CC2, *K2)
+ ? &Op2
+ : nullptr;
if (!UpperCheckOp || !LowerCheckOp || LowerCheckOp == UpperCheckOp)
return false;
}
SDValue ARMTargetLowering::LowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const {
-
EVT VT = Op.getValueType();
SDLoc dl(Op);
return true;
}
-
static bool isVEXTMask(ArrayRef<int> M, EVT VT,
bool &ReverseVEXT, unsigned &Imm) {
unsigned NumElts = VT.getVectorNumElements();
}
if (ValueCounts.size() != 1)
usesOnlyOneValue = false;
- if (!Value.getNode() && ValueCounts.size() > 0)
+ if (!Value.getNode() && !ValueCounts.empty())
Value = ValueCounts.begin()->first;
- if (ValueCounts.size() == 0)
+ if (ValueCounts.empty())
return DAG.getUNDEF(VT);
// Loads are better lowered with insert_vector_elt/ARMISD::BUILD_VECTOR.
struct ShuffleSourceInfo {
SDValue Vec;
- unsigned MinElt;
- unsigned MaxElt;
+ unsigned MinElt = std::numeric_limits<unsigned>::max();
+ unsigned MaxElt = 0;
// We may insert some combination of BITCASTs and VEXT nodes to force Vec to
// be compatible with the shuffle we intend to construct. As a result
// Code should guarantee that element i in Vec starts at element "WindowBase
// + i * WindowScale in ShuffleVec".
- int WindowBase;
- int WindowScale;
+ int WindowBase = 0;
+ int WindowScale = 1;
+
+ ShuffleSourceInfo(SDValue Vec) : Vec(Vec), ShuffleVec(Vec) {}
bool operator ==(SDValue OtherVec) { return Vec == OtherVec; }
- ShuffleSourceInfo(SDValue Vec)
- : Vec(Vec), MinElt(UINT_MAX), MaxElt(0), ShuffleVec(Vec), WindowBase(0),
- WindowScale(1) {}
};
// First gather all vectors used as an immediate source for this BUILD_VECTOR
// Add this element source to the list if it's not already there.
SDValue SourceVec = V.getOperand(0);
- auto Source = find(Sources, SourceVec);
+ auto Source = llvm::find(Sources, SourceVec);
if (Source == Sources.end())
Source = Sources.insert(Sources.end(), ShuffleSourceInfo(SourceVec));
if (Entry.isUndef())
continue;
- auto Src = find(Sources, Entry.getOperand(0));
+ auto Src = llvm::find(Sources, Entry.getOperand(0));
int EltNo = cast<ConstantSDNode>(Entry.getOperand(1))->getSExtValue();
// EXTRACT_VECTOR_ELT performs an implicit any_ext; BUILD_VECTOR an implicit
EVT SubVT = SubV1.getValueType();
// We expect these to have been canonicalized to -1.
- assert(all_of(ShuffleMask, [&](int i) {
+ assert(llvm::all_of(ShuffleMask, [&](int i) {
return i < (int)VT.getVectorNumElements();
}) && "Unexpected shuffle index into UNDEF operand!");
// Get a mapping of the call site numbers to all of the landing pads they're
// associated with.
- DenseMap<unsigned, SmallVector<MachineBasicBlock*, 2> > CallSiteNumToLPad;
+ DenseMap<unsigned, SmallVector<MachineBasicBlock*, 2>> CallSiteNumToLPad;
unsigned MaxCSNum = 0;
for (MachineFunction::iterator BB = MF->begin(), E = MF->end(); BB != E;
++BB) {
static SDValue AddCombineTo64bitMLAL(SDNode *AddcNode,
TargetLowering::DAGCombinerInfo &DCI,
const ARMSubtarget *Subtarget) {
-
// Look for multiply add opportunities.
// The pattern is a ISD::UMUL_LOHI followed by two add nodes, where
// each add nodes consumes a value from ISD::UMUL_LOHI and there is
static SDValue PerformADDCCombine(SDNode *N,
TargetLowering::DAGCombinerInfo &DCI,
const ARMSubtarget *Subtarget) {
-
if (Subtarget->isThumb1Only()) return SDValue();
// Only perform the checks after legalize when the pattern is available.
static SDValue PerformANDCombine(SDNode *N,
TargetLowering::DAGCombinerInfo &DCI,
const ARMSubtarget *Subtarget) {
-
// Attempt to use immediate-form VBIC
BuildVectorSDNode *BVN = dyn_cast<BuildVectorSDNode>(N->getOperand(1));
SDLoc dl(N);
return true;
}
case Intrinsic::arm_stlexd:
- case Intrinsic::arm_strexd: {
+ case Intrinsic::arm_strexd:
Info.opc = ISD::INTRINSIC_W_CHAIN;
Info.memVT = MVT::i64;
Info.ptrVal = I.getArgOperand(2);
Info.readMem = false;
Info.writeMem = true;
return true;
- }
+
case Intrinsic::arm_ldaexd:
- case Intrinsic::arm_ldrexd: {
+ case Intrinsic::arm_ldrexd:
Info.opc = ISD::INTRINSIC_W_CHAIN;
Info.memVT = MVT::i64;
Info.ptrVal = I.getArgOperand(0);
Info.readMem = true;
Info.writeMem = false;
return true;
- }
+
default:
break;
}
// Thumb1 and pre-v6 ARM mode use a libcall instead and should never get
// here.
if (Subtarget->hasV6Ops() && !Subtarget->isThumb()) {
- Function *MCR = llvm::Intrinsic::getDeclaration(M, Intrinsic::arm_mcr);
+ Function *MCR = Intrinsic::getDeclaration(M, Intrinsic::arm_mcr);
Value* args[6] = {Builder.getInt32(15), Builder.getInt32(0),
Builder.getInt32(0), Builder.getInt32(7),
Builder.getInt32(10), Builder.getInt32(5)};
llvm_unreachable("makeDMB on a target so old that it has no barriers");
}
} else {
- Function *DMB = llvm::Intrinsic::getDeclaration(M, Intrinsic::arm_dmb);
+ Function *DMB = Intrinsic::getDeclaration(M, Intrinsic::arm_dmb);
// Only a full system barrier exists in the M-class architectures.
Domain = Subtarget->isMClass() ? ARM_MB::SY : Domain;
Constant *CDomain = Builder.getInt32(Domain);
if (ValTy->getPrimitiveSizeInBits() == 64) {
Intrinsic::ID Int =
IsAcquire ? Intrinsic::arm_ldaexd : Intrinsic::arm_ldrexd;
- Function *Ldrex = llvm::Intrinsic::getDeclaration(M, Int);
+ Function *Ldrex = Intrinsic::getDeclaration(M, Int);
Addr = Builder.CreateBitCast(Addr, Type::getInt8PtrTy(M->getContext()));
Value *LoHi = Builder.CreateCall(Ldrex, Addr, "lohi");
Type *Tys[] = { Addr->getType() };
Intrinsic::ID Int = IsAcquire ? Intrinsic::arm_ldaex : Intrinsic::arm_ldrex;
- Function *Ldrex = llvm::Intrinsic::getDeclaration(M, Int, Tys);
+ Function *Ldrex = Intrinsic::getDeclaration(M, Int, Tys);
return Builder.CreateTruncOrBitCast(
Builder.CreateCall(Ldrex, Addr),
if (!Subtarget->hasV7Ops())
return;
Module *M = Builder.GetInsertBlock()->getParent()->getParent();
- Builder.CreateCall(llvm::Intrinsic::getDeclaration(M, Intrinsic::arm_clrex));
+ Builder.CreateCall(Intrinsic::getDeclaration(M, Intrinsic::arm_clrex));
}
Value *ARMTargetLowering::emitStoreConditional(IRBuilder<> &Builder, Value *Val,
#include "ARMSubtarget.h"
#include "ARMFrameLowering.h"
-#include "ARMISelLowering.h"
#include "ARMInstrInfo.h"
-#include "ARMMachineFunctionInfo.h"
-#include "ARMSelectionDAGInfo.h"
#include "ARMSubtarget.h"
#include "ARMTargetMachine.h"
+#include "MCTargetDesc/ARMMCTargetDesc.h"
#include "Thumb1FrameLowering.h"
#include "Thumb1InstrInfo.h"
#include "Thumb2InstrInfo.h"
-#include "llvm/CodeGen/MachineRegisterInfo.h"
-#include "llvm/IR/Attributes.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/Triple.h"
+#include "llvm/ADT/Twine.h"
+#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/MC/MCAsmInfo.h"
+#include "llvm/MC/MCTargetOptions.h"
#include "llvm/Support/CommandLine.h"
-#include "llvm/Target/TargetInstrInfo.h"
#include "llvm/Target/TargetOptions.h"
-#include "llvm/Target/TargetRegisterInfo.h"
+#include "llvm/Support/CodeGen.h"
#include "llvm/Support/TargetParser.h"
+#include <cassert>
+#include <string>
using namespace llvm;
: !isThumb()
? (ARMBaseInstrInfo *)new ARMInstrInfo(*this)
: (ARMBaseInstrInfo *)new Thumb2InstrInfo(*this)),
- TLInfo(TM, *this), GISel() {}
+ TLInfo(TM, *this) {}
const CallLowering *ARMSubtarget::getCallLowering() const {
assert(GISel && "Access to GlobalISel APIs not set");
if (isTargetDarwin()) {
StringRef ArchName = TargetTriple.getArchName();
- unsigned ArchKind = llvm::ARM::parseArch(ArchName);
- if (ArchKind == llvm::ARM::AK_ARMV7S)
+ unsigned ArchKind = ARM::parseArch(ArchName);
+ if (ArchKind == ARM::AK_ARMV7S)
// Default to the Swift CPU when targeting armv7s/thumbv7s.
CPUString = "swift";
- else if (ArchKind == llvm::ARM::AK_ARMV7K)
+ else if (ArchKind == ARM::AK_ARMV7K)
// Default to the Cortex-a7 CPU when targeting armv7k/thumbv7k.
// ARMv7k does not use SjLj exception handling.
CPUString = "cortex-a7";
#ifndef LLVM_LIB_TARGET_ARM_ARMSUBTARGET_H
#define LLVM_LIB_TARGET_ARM_ARMSUBTARGET_H
-
+#include "ARMBaseInstrInfo.h"
+#include "ARMBaseRegisterInfo.h"
#include "ARMFrameLowering.h"
#include "ARMISelLowering.h"
-#include "ARMInstrInfo.h"
#include "ARMSelectionDAGInfo.h"
-#include "ARMSubtarget.h"
-#include "MCTargetDesc/ARMMCTargetDesc.h"
-#include "Thumb1FrameLowering.h"
-#include "Thumb1InstrInfo.h"
-#include "Thumb2InstrInfo.h"
#include "llvm/ADT/Triple.h"
#include "llvm/CodeGen/GlobalISel/GISelAccessor.h"
-#include "llvm/IR/DataLayout.h"
+#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/MC/MCInstrItineraries.h"
+#include "llvm/MC/MCSchedule.h"
+#include "llvm/Target/TargetOptions.h"
#include "llvm/Target/TargetSubtargetInfo.h"
+#include <memory>
#include <string>
#define GET_SUBTARGETINFO_HEADER
#include "ARMGenSubtargetInfo.inc"
namespace llvm {
+
+class ARMBaseTargetMachine;
class GlobalValue;
class StringRef;
-class TargetOptions;
-class ARMBaseTargetMachine;
class ARMSubtarget : public ARMGenSubtargetInfo {
protected:
unsigned getMaxInlineSizeThreshold() const {
return 64;
}
+
/// ParseSubtargetFeatures - Parses features string setting specified
/// subtarget options. Definition of function is auto generated by tblgen.
void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
const ARMSelectionDAGInfo *getSelectionDAGInfo() const override {
return &TSInfo;
}
+
const ARMBaseInstrInfo *getInstrInfo() const override {
return InstrInfo.get();
}
+
const ARMTargetLowering *getTargetLowering() const override {
return &TLInfo;
}
+
const ARMFrameLowering *getFrameLowering() const override {
return FrameLowering.get();
}
+
const ARMBaseRegisterInfo *getRegisterInfo() const override {
return &InstrInfo->getRegisterInfo();
}
bool hasCRC() const { return HasCRC; }
bool hasRAS() const { return HasRAS; }
bool hasVirtualization() const { return HasVirtualization; }
+
bool useNEONForSinglePrecisionFP() const {
return hasNEON() && UseNEONForSinglePrecisionFP;
}
bool hasDataBarrier() const { return HasDataBarrier; }
bool hasV7Clrex() const { return HasV7Clrex; }
bool hasAcquireRelease() const { return HasAcquireRelease; }
+
bool hasAnyDataBarrier() const {
return HasDataBarrier || (hasV6Ops() && !isThumb());
}
+
bool useMulOps() const { return UseMulOps; }
bool useFPVMLx() const { return !SlowFPVMLx; }
bool hasVMLxForwarding() const { return HasVMLxForwarding; }
TargetTriple.getEnvironment() == Triple::EABIHF ||
isTargetWindows() || isAAPCS16_ABI();
}
+
bool isTargetAndroid() const { return TargetTriple.isAndroid(); }
- virtual bool isXRaySupported() const override;
+ bool isXRaySupported() const override;
bool isAPCS_ABI() const;
bool isAAPCS_ABI() const;
bool useR7AsFramePointer() const {
return isTargetDarwin() || (!isTargetWindows() && isThumb());
}
+
/// Returns true if the frame setup is split into two separate pushes (first
/// r0-r7,lr then r8-r11), principally so that the frame pointer is adjacent
/// to lr. This is always required on Thumb1-only targets, as the push and
/// True if fast-isel is used.
bool useFastISel() const;
};
-} // End llvm namespace
-#endif // ARMSUBTARGET_H
+} // end namespace llvm
+
+#endif // LLVM_LIB_TARGET_ARM_ARMSUBTARGET_H
//
//===----------------------------------------------------------------------===//
-#include "llvm/MC/MCDisassembler/MCDisassembler.h"
#include "MCTargetDesc/ARMAddressingModes.h"
#include "MCTargetDesc/ARMBaseInfo.h"
-#include "MCTargetDesc/ARMMCExpr.h"
+#include "MCTargetDesc/ARMMCTargetDesc.h"
#include "llvm/MC/MCContext.h"
-#include "llvm/MC/MCExpr.h"
+#include "llvm/MC/MCDisassembler/MCDisassembler.h"
#include "llvm/MC/MCFixedLenDisassembler.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstrDesc.h"
#include "llvm/MC/MCSubtargetInfo.h"
-#include "llvm/Support/Debug.h"
+#include "llvm/MC/SubtargetFeature.h"
+#include "llvm/Support/Compiler.h"
#include "llvm/Support/ErrorHandling.h"
-#include "llvm/Support/LEB128.h"
-#include "llvm/Support/TargetRegistry.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/TargetRegistry.h"
+#include <algorithm>
+#include <cassert>
+#include <cstdint>
#include <vector>
using namespace llvm;
typedef MCDisassembler::DecodeStatus DecodeStatus;
namespace {
+
// Handles the condition code status of instructions in IT blocks
class ITStatus
{
private:
std::vector<unsigned char> ITStates;
};
-}
-namespace {
/// ARM disassembler for all ARM platforms.
class ARMDisassembler : public MCDisassembler {
public:
MCDisassembler(STI, Ctx) {
}
- ~ARMDisassembler() override {}
+ ~ARMDisassembler() override = default;
DecodeStatus getInstruction(MCInst &Instr, uint64_t &Size,
ArrayRef<uint8_t> Bytes, uint64_t Address,
MCDisassembler(STI, Ctx) {
}
- ~ThumbDisassembler() override {}
+ ~ThumbDisassembler() override = default;
DecodeStatus getInstruction(MCInst &Instr, uint64_t &Size,
ArrayRef<uint8_t> Bytes, uint64_t Address,
DecodeStatus AddThumbPredicate(MCInst&) const;
void UpdateThumbVFPPredicate(MCInst&) const;
};
-}
+
+} // end anonymous namespace
static bool Check(DecodeStatus &Out, DecodeStatus In) {
switch (In) {
llvm_unreachable("Invalid DecodeStatus!");
}
-
// Forward declare these because the autogenerated code will reference them.
// Definitions are further down.
static DecodeStatus DecodeGPRRegisterClass(MCInst &Inst, unsigned RegNo,
static DecodeStatus DecodeVCVTQ(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder);
-
static DecodeStatus DecodeThumbAddSpecialReg(MCInst &Inst, uint16_t Insn,
uint64_t Address, const void *Decoder);
static DecodeStatus DecodeThumbBROperand(MCInst &Inst, unsigned Val,
static DecodeStatus DecodeLDR(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder);
-static DecodeStatus DecoderForMRRC2AndMCRR2(llvm::MCInst &Inst, unsigned Val,
+static DecodeStatus DecoderForMRRC2AndMCRR2(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder);
+
#include "ARMGenDisassemblerTables.inc"
static MCDisassembler *createARMDisassembler(const Target &T,
uint64_t Address, raw_ostream &OS,
raw_ostream &CS,
uint32_t Insn,
- DecodeStatus Result)
-{
+ DecodeStatus Result) {
switch (MI.getOpcode()) {
case ARM::HVC: {
// HVC is undefined if condition = 0xf otherwise upredictable
}
namespace llvm {
+
extern const MCInstrDesc ARMInsts[];
-}
+
+} // end namespace llvm
/// tryAddingSymbolicOperand - trys to add a symbolic operand in place of the
/// immediate Value in the MCInst. The immediate Value has had any PC
return MCDisassembler::Fail;
}
-
extern "C" void LLVMInitializeARMDisassembler() {
TargetRegistry::RegisterMCDisassembler(getTheARMLETarget(),
createARMDisassembler);
ARM::Q12, ARM::Q13, ARM::Q14, ARM::Q15
};
-
static DecodeStatus DecodeQPRRegisterClass(MCInst &Inst, unsigned RegNo,
uint64_t Address, const void *Decoder) {
if (RegNo > 31 || (RegNo & 1) != 0)
case ARM::LDRD:
case ARM::LDRD_PRE:
case ARM::LDRD_POST:
- if (type && Rn == 15){
+ if (type && Rn == 15) {
if (Rt2 == 15)
S = MCDisassembler::SoftFail;
break;
case ARM::LDRH:
case ARM::LDRH_PRE:
case ARM::LDRH_POST:
- if (type && Rn == 15){
+ if (type && Rn == 15) {
if (Rt == 15)
S = MCDisassembler::SoftFail;
break;
case ARM::LDRSB:
case ARM::LDRSB_PRE:
case ARM::LDRSB_POST:
- if (type && Rn == 15){
+ if (type && Rn == 15) {
if (Rt == 15)
S = MCDisassembler::SoftFail;
break;
return S;
}
-
static DecodeStatus DecodeAddrMode6Operand(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
return MCDisassembler::Success;
}
-
static DecodeStatus DecodeT2AddrModeImm8(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
static DecodeStatus
DecodeThumbBCCTargetOperand(MCInst &Inst, unsigned Val,
- uint64_t Address, const void *Decoder){
+ uint64_t Address, const void *Decoder) {
if (!tryAddingSymbolicOperand(Address, Address + SignExtend32<9>(Val<<1) + 4,
true, 2, Inst, Decoder))
Inst.addOperand(MCOperand::createImm(SignExtend32<9>(Val << 1)));
}
static DecodeStatus DecodeThumbBLTargetOperand(MCInst &Inst, unsigned Val,
- uint64_t Address, const void *Decoder){
+ uint64_t Address,
+ const void *Decoder) {
// Val is passed in as S:J1:J2:imm10:imm11
// Note no trailing zero after imm11. Also the J1 and J2 values are from
// the encoded instruction. So here change to I1 and I2 values via:
}
static DecodeStatus DecodeDoubleRegStore(MCInst &Inst, unsigned Insn,
- uint64_t Address, const void *Decoder){
+ uint64_t Address,
+ const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
unsigned Rd = fieldFromInstruction(Insn, 12, 4);
return S;
}
-
static DecodeStatus DecodeSTRPreImm(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
return S;
}
-
static DecodeStatus DecodeVLD2LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
return S;
}
-
static DecodeStatus DecodeVLD3LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
return S;
}
-
static DecodeStatus DecodeVLD4LN(MCInst &Inst, unsigned Insn,
uint64_t Address, const void *Decoder) {
DecodeStatus S = MCDisassembler::Success;
return S;
}
-static DecodeStatus DecoderForMRRC2AndMCRR2(llvm::MCInst &Inst, unsigned Val,
+static DecodeStatus DecoderForMRRC2AndMCRR2(MCInst &Inst, unsigned Val,
uint64_t Address, const void *Decoder) {
-
DecodeStatus S = MCDisassembler::Success;
unsigned CRm = fieldFromInstruction(Val, 0, 4);
//
//===----------------------------------------------------------------------===//
-#include "MCTargetDesc/ARMMCTargetDesc.h"
#include "MCTargetDesc/ARMFixupKinds.h"
-#include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/StringSwitch.h"
+#include "MCTargetDesc/ARMMCTargetDesc.h"
#include "llvm/MC/MCELFObjectWriter.h"
#include "llvm/MC/MCExpr.h"
-#include "llvm/MC/MCSectionELF.h"
+#include "llvm/MC/MCFixup.h"
#include "llvm/MC/MCValue.h"
-#include "llvm/Support/Debug.h"
+#include "llvm/Support/ELF.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
+#include <cstdint>
using namespace llvm;
namespace {
+
class ARMELFObjectWriter : public MCELFObjectTargetWriter {
enum { DefaultEABIVersion = 0x05000000U };
+
unsigned GetRelocTypeInner(const MCValue &Target,
const MCFixup &Fixup,
bool IsPCRel) const;
-
public:
ARMELFObjectWriter(uint8_t OSABI);
- ~ARMELFObjectWriter() override;
+ ~ARMELFObjectWriter() override = default;
unsigned getRelocType(MCContext &Ctx, const MCValue &Target,
const MCFixup &Fixup, bool IsPCRel) const override;
bool needsRelocateWithSymbol(const MCSymbol &Sym,
unsigned Type) const override;
};
-}
+
+} // end anonymous namespace
ARMELFObjectWriter::ARMELFObjectWriter(uint8_t OSABI)
: MCELFObjectTargetWriter(/*Is64Bit*/ false, OSABI,
ELF::EM_ARM,
/*HasRelocationAddend*/ false) {}
-ARMELFObjectWriter::~ARMELFObjectWriter() {}
-
bool ARMELFObjectWriter::needsRelocateWithSymbol(const MCSymbol &Sym,
unsigned Type) const {
// FIXME: This is extremely conservative. This really needs to use a
#include "ARMRegisterInfo.h"
#include "ARMUnwindOpAsm.h"
-#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/DenseMap.h"
+#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/Triple.h"
#include "llvm/ADT/Twine.h"
#include "llvm/MC/MCAsmBackend.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCELFStreamer.h"
#include "llvm/MC/MCExpr.h"
+#include "llvm/MC/MCFixup.h"
+#include "llvm/MC/MCFragment.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCInstPrinter.h"
-#include "llvm/MC/MCObjectFileInfo.h"
-#include "llvm/MC/MCObjectStreamer.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSection.h"
#include "llvm/MC/MCSectionELF.h"
#include "llvm/MC/MCStreamer.h"
+#include "llvm/MC/MCSubtargetInfo.h"
+#include "llvm/MC/MCSymbol.h"
#include "llvm/MC/MCSymbolELF.h"
-#include "llvm/MC/MCValue.h"
+#include "llvm/MC/SectionKind.h"
#include "llvm/Support/ARMBuildAttributes.h"
#include "llvm/Support/ARMEHABI.h"
-#include "llvm/Support/TargetParser.h"
-#include "llvm/Support/Debug.h"
+#include "llvm/Support/Casting.h"
#include "llvm/Support/ELF.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/LEB128.h"
#include "llvm/Support/raw_ostream.h"
+#include "llvm/Support/TargetParser.h"
#include <algorithm>
+#include <cassert>
+#include <climits>
+#include <cstddef>
+#include <cstdint>
+#include <string>
using namespace llvm;
bool VerboseAsm)
: ARMTargetStreamer(S), OS(OS), InstPrinter(InstPrinter),
IsVerboseAsm(VerboseAsm) {}
+
void ARMTargetAsmStreamer::emitFnStart() { OS << "\t.fnstart\n"; }
void ARMTargetAsmStreamer::emitFnEnd() { OS << "\t.fnend\n"; }
void ARMTargetAsmStreamer::emitCantUnwind() { OS << "\t.cantunwind\n"; }
+
void ARMTargetAsmStreamer::emitPersonality(const MCSymbol *Personality) {
OS << "\t.personality " << Personality->getName() << '\n';
}
+
void ARMTargetAsmStreamer::emitPersonalityIndex(unsigned Index) {
OS << "\t.personalityindex " << Index << '\n';
}
+
void ARMTargetAsmStreamer::emitHandlerData() { OS << "\t.handlerdata\n"; }
+
void ARMTargetAsmStreamer::emitSetFP(unsigned FpReg, unsigned SpReg,
int64_t Offset) {
OS << "\t.setfp\t";
OS << ", #" << Offset;
OS << '\n';
}
+
void ARMTargetAsmStreamer::emitMovSP(unsigned Reg, int64_t Offset) {
assert((Reg != ARM::SP && Reg != ARM::PC) &&
"the operand of .movsp cannot be either sp or pc");
OS << ", #" << Offset;
OS << '\n';
}
+
void ARMTargetAsmStreamer::emitPad(int64_t Offset) {
OS << "\t.pad\t#" << Offset << '\n';
}
+
void ARMTargetAsmStreamer::emitRegSave(const SmallVectorImpl<unsigned> &RegList,
bool isVector) {
assert(RegList.size() && "RegList should not be empty");
OS << "}\n";
}
-void ARMTargetAsmStreamer::switchVendor(StringRef Vendor) {
-}
+
+void ARMTargetAsmStreamer::switchVendor(StringRef Vendor) {}
+
void ARMTargetAsmStreamer::emitAttribute(unsigned Attribute, unsigned Value) {
OS << "\t.eabi_attribute\t" << Attribute << ", " << Twine(Value);
if (IsVerboseAsm) {
}
OS << "\n";
}
+
void ARMTargetAsmStreamer::emitTextAttribute(unsigned Attribute,
StringRef String) {
switch (Attribute) {
}
OS << "\n";
}
+
void ARMTargetAsmStreamer::emitIntTextAttribute(unsigned Attribute,
unsigned IntValue,
StringRef StringValue) {
}
OS << "\n";
}
+
void ARMTargetAsmStreamer::emitArch(unsigned Arch) {
OS << "\t.arch\t" << ARM::getArchName(Arch) << "\n";
}
+
void ARMTargetAsmStreamer::emitArchExtension(unsigned ArchExt) {
OS << "\t.arch_extension\t" << ARM::getArchExtName(ArchExt) << "\n";
}
+
void ARMTargetAsmStreamer::emitObjectArch(unsigned Arch) {
OS << "\t.object_arch\t" << ARM::getArchName(Arch) << '\n';
}
+
void ARMTargetAsmStreamer::emitFPU(unsigned FPU) {
OS << "\t.fpu\t" << ARM::getFPUName(FPU) << "\n";
}
-void ARMTargetAsmStreamer::finishAttributeSection() {
-}
+
+void ARMTargetAsmStreamer::finishAttributeSection() {}
+
void
ARMTargetAsmStreamer::AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *S) {
OS << "\t.tlsdescseq\t" << S->getSymbol().getName();
};
StringRef CurrentVendor;
- unsigned FPU;
- unsigned Arch;
- unsigned EmittedArch;
+ unsigned FPU = ARM::FK_INVALID;
+ unsigned Arch = ARM::AK_INVALID;
+ unsigned EmittedArch = ARM::AK_INVALID;
SmallVector<AttributeItem, 64> Contents;
- MCSection *AttributeSection;
+ MCSection *AttributeSection = nullptr;
AttributeItem *getAttributeItem(unsigned Attribute) {
for (size_t i = 0; i < Contents.size(); ++i)
public:
ARMTargetELFStreamer(MCStreamer &S)
- : ARMTargetStreamer(S), CurrentVendor("aeabi"), FPU(ARM::FK_INVALID),
- Arch(ARM::AK_INVALID), EmittedArch(ARM::AK_INVALID),
- AttributeSection(nullptr) {}
+ : ARMTargetStreamer(S), CurrentVendor("aeabi") {}
};
/// Extend the generic ELFStreamer class so that it can emit mapping symbols at
ARMELFStreamer(MCContext &Context, MCAsmBackend &TAB, raw_pwrite_stream &OS,
MCCodeEmitter *Emitter, bool IsThumb)
- : MCELFStreamer(Context, TAB, OS, Emitter), IsThumb(IsThumb),
- MappingSymbolCounter(0), LastEMS(EMS_None) {
+ : MCELFStreamer(Context, TAB, OS, Emitter), IsThumb(IsThumb) {
EHReset();
}
- ~ARMELFStreamer() {}
+ ~ARMELFStreamer() override = default;
void FinishImpl() override;
void EmitFixup(const MCExpr *Expr, MCFixupKind Kind);
bool IsThumb;
- int64_t MappingSymbolCounter;
+ int64_t MappingSymbolCounter = 0;
DenseMap<const MCSection *, ElfMappingSymbol> LastMappingSymbols;
- ElfMappingSymbol LastEMS;
+ ElfMappingSymbol LastEMS = EMS_None;
// ARM Exception Handling Frame Information
MCSymbol *ExTab;
SmallVector<uint8_t, 64> Opcodes;
UnwindOpcodeAssembler UnwindOpAsm;
};
+
} // end anonymous namespace
ARMELFStreamer &ARMTargetELFStreamer::getStreamer() {
void ARMTargetELFStreamer::emitFnStart() { getStreamer().emitFnStart(); }
void ARMTargetELFStreamer::emitFnEnd() { getStreamer().emitFnEnd(); }
void ARMTargetELFStreamer::emitCantUnwind() { getStreamer().emitCantUnwind(); }
+
void ARMTargetELFStreamer::emitPersonality(const MCSymbol *Personality) {
getStreamer().emitPersonality(Personality);
}
+
void ARMTargetELFStreamer::emitPersonalityIndex(unsigned Index) {
getStreamer().emitPersonalityIndex(Index);
}
+
void ARMTargetELFStreamer::emitHandlerData() {
getStreamer().emitHandlerData();
}
+
void ARMTargetELFStreamer::emitSetFP(unsigned FpReg, unsigned SpReg,
int64_t Offset) {
getStreamer().emitSetFP(FpReg, SpReg, Offset);
}
+
void ARMTargetELFStreamer::emitMovSP(unsigned Reg, int64_t Offset) {
getStreamer().emitMovSP(Reg, Offset);
}
+
void ARMTargetELFStreamer::emitPad(int64_t Offset) {
getStreamer().emitPad(Offset);
}
+
void ARMTargetELFStreamer::emitRegSave(const SmallVectorImpl<unsigned> &RegList,
bool isVector) {
getStreamer().emitRegSave(RegList, isVector);
}
+
void ARMTargetELFStreamer::emitUnwindRaw(int64_t Offset,
const SmallVectorImpl<uint8_t> &Opcodes) {
getStreamer().emitUnwindRaw(Offset, Opcodes);
}
+
void ARMTargetELFStreamer::switchVendor(StringRef Vendor) {
assert(!Vendor.empty() && "Vendor cannot be empty.");
CurrentVendor = Vendor;
}
+
void ARMTargetELFStreamer::emitAttribute(unsigned Attribute, unsigned Value) {
setAttributeItem(Attribute, Value, /* OverwriteExisting= */ true);
}
+
void ARMTargetELFStreamer::emitTextAttribute(unsigned Attribute,
StringRef Value) {
setAttributeItem(Attribute, Value, /* OverwriteExisting= */ true);
}
+
void ARMTargetELFStreamer::emitIntTextAttribute(unsigned Attribute,
unsigned IntValue,
StringRef StringValue) {
setAttributeItems(Attribute, IntValue, StringValue,
/* OverwriteExisting= */ true);
}
+
void ARMTargetELFStreamer::emitArch(unsigned Value) {
Arch = Value;
}
+
void ARMTargetELFStreamer::emitObjectArch(unsigned Value) {
EmittedArch = Value;
}
+
void ARMTargetELFStreamer::emitArchDefaultAttributes() {
using namespace ARMBuildAttrs;
break;
}
}
+
void ARMTargetELFStreamer::emitFPU(unsigned Value) {
FPU = Value;
}
+
void ARMTargetELFStreamer::emitFPUDefaultAttributes() {
switch (FPU) {
case ARM::FK_VFP:
break;
}
}
+
size_t ARMTargetELFStreamer::calculateContentSize() const {
size_t Result = 0;
for (size_t i = 0; i < Contents.size(); ++i) {
}
return Result;
}
+
void ARMTargetELFStreamer::finishAttributeSection() {
// <format-version>
// [ <section-length> "vendor-name"
ELF::SHF_ALLOC | ELF::SHF_LINK_ORDER,
SectionKind::getData(), FnStart);
}
+
void ARMELFStreamer::EmitFixup(const MCExpr *Expr, MCFixupKind Kind) {
MCDataFragment *Frag = getOrCreateDataFragment();
Frag->getFixups().push_back(MCFixup::create(Frag->getContents().size(), Expr,
if (RelaxAll)
S->getAssembler().setRelaxAll(true);
return S;
- }
-
}
-
+} // end namespace llvm
//
//===----------------------------------------------------------------------===//
-#include "MCTargetDesc/ARMMCTargetDesc.h"
#include "MCTargetDesc/ARMAddressingModes.h"
#include "MCTargetDesc/ARMBaseInfo.h"
#include "MCTargetDesc/ARMFixupKinds.h"
#include "MCTargetDesc/ARMMCExpr.h"
#include "llvm/ADT/APFloat.h"
+#include "llvm/ADT/APInt.h"
+#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
+#include "llvm/ADT/Triple.h"
#include "llvm/MC/MCCodeEmitter.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
+#include "llvm/MC/MCFixup.h"
#include "llvm/MC/MCInst.h"
+#include "llvm/MC/MCInstrDesc.h"
#include "llvm/MC/MCInstrInfo.h"
#include "llvm/MC/MCRegisterInfo.h"
#include "llvm/MC/MCSubtargetInfo.h"
+#include "llvm/Support/Casting.h"
+#include "llvm/Support/Compiler.h"
#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/raw_ostream.h"
+#include <algorithm>
+#include <cassert>
+#include <cstdint>
+#include <cstdlib>
using namespace llvm;
STATISTIC(MCNumCPRelocations, "Number of constant pool relocations created.");
namespace {
+
class ARMMCCodeEmitter : public MCCodeEmitter {
- ARMMCCodeEmitter(const ARMMCCodeEmitter &) = delete;
- void operator=(const ARMMCCodeEmitter &) = delete;
const MCInstrInfo &MCII;
const MCContext &CTX;
bool IsLittleEndian;
ARMMCCodeEmitter(const MCInstrInfo &mcii, MCContext &ctx, bool IsLittle)
: MCII(mcii), CTX(ctx), IsLittleEndian(IsLittle) {
}
-
- ~ARMMCCodeEmitter() override {}
+ ARMMCCodeEmitter(const ARMMCCodeEmitter &) = delete;
+ ARMMCCodeEmitter &operator=(const ARMMCCodeEmitter &) = delete;
+ ~ARMMCCodeEmitter() override = default;
bool isThumb(const MCSubtargetInfo &STI) const {
return STI.getFeatureBits()[ARM::ModeThumb];
}
+
bool isThumb2(const MCSubtargetInfo &STI) const {
return isThumb(STI) && STI.getFeatureBits()[ARM::FeatureThumb2];
}
+
bool isTargetMachO(const MCSubtargetInfo &STI) const {
const Triple &TT = STI.getTargetTriple();
return TT.isOSBinFormatMachO();
case ARM_AM::ib: return 3;
}
}
+
/// getShiftOp - Return the shift opcode (bit[6:5]) of the immediate value.
///
unsigned getShiftOp(ARM_AM::ShiftOpc ShOpc) const {
unsigned getSOImmOpValue(const MCInst &MI, unsigned Op,
SmallVectorImpl<MCFixup> &Fixups,
const MCSubtargetInfo &STI) const {
-
const MCOperand &MO = MI.getOperand(Op);
// We expect MO to be an immediate or an expression,
} // end anonymous namespace
-MCCodeEmitter *llvm::createARMLEMCCodeEmitter(const MCInstrInfo &MCII,
- const MCRegisterInfo &MRI,
- MCContext &Ctx) {
- return new ARMMCCodeEmitter(MCII, Ctx, true);
-}
-
-MCCodeEmitter *llvm::createARMBEMCCodeEmitter(const MCInstrInfo &MCII,
- const MCRegisterInfo &MRI,
- MCContext &Ctx) {
- return new ARMMCCodeEmitter(MCII, Ctx, false);
-}
-
/// NEONThumb2DataIPostEncoder - Post-process encoded NEON data-processing
/// instructions, and rewrite them to their Thumb2 form if we are currently in
/// Thumb2 mode.
bool ARMMCCodeEmitter::
EncodeAddrModeOpValues(const MCInst &MI, unsigned OpIdx, unsigned &Reg,
unsigned &Imm, SmallVectorImpl<MCFixup> &Fixups,
- const MCSubtargetInfo &STI) const {
+ const MCSubtargetInfo &STI) const {
const MCOperand &MO = MI.getOperand(OpIdx);
const MCOperand &MO1 = MI.getOperand(OpIdx + 1);
uint32_t v = ~MO.getImm();
uint32_t lsb = countTrailingZeros(v);
uint32_t msb = (32 - countLeadingZeros (v)) - 1;
- assert (v != 0 && lsb < 32 && msb < 32 && "Illegal bitfield mask!");
+ assert(v != 0 && lsb < 32 && msb < 32 && "Illegal bitfield mask!");
return lsb | (msb << 5);
}
}
#include "ARMGenMCCodeEmitter.inc"
+
+MCCodeEmitter *llvm::createARMLEMCCodeEmitter(const MCInstrInfo &MCII,
+ const MCRegisterInfo &MRI,
+ MCContext &Ctx) {
+ return new ARMMCCodeEmitter(MCII, Ctx, true);
+}
+
+MCCodeEmitter *llvm::createARMBEMCCodeEmitter(const MCInstrInfo &MCII,
+ const MCRegisterInfo &MRI,
+ MCContext &Ctx) {
+ return new ARMMCCodeEmitter(MCII, Ctx, false);
+}
// This file implements the ARMTargetStreamer class.
//
//===----------------------------------------------------------------------===//
-#include "llvm/ADT/MapVector.h"
+
#include "llvm/MC/ConstantPools.h"
-#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCStreamer.h"
using namespace llvm;
+
//
// ARMTargetStreamer Implemenation
//
+
ARMTargetStreamer::ARMTargetStreamer(MCStreamer &S)
: MCTargetStreamer(S), ConstantPools(new AssemblerConstantPools()) {}
-ARMTargetStreamer::~ARMTargetStreamer() {}
+ARMTargetStreamer::~ARMTargetStreamer() = default;
// The constant pool handling is shared by all ARMTargetStreamer
// implementations.
void ARMTargetStreamer::emitInst(uint32_t Inst, char Suffix) {}
void
ARMTargetStreamer::AnnotateTLSDescriptorSequence(const MCSymbolRefExpr *SRE) {}
-
void ARMTargetStreamer::emitThumbSet(MCSymbol *Symbol, const MCExpr *Value) {}
#include "MCTargetDesc/ARMFixupKinds.h"
#include "llvm/ADT/Twine.h"
#include "llvm/MC/MCAsmBackend.h"
+#include "llvm/MC/MCExpr.h"
#include "llvm/MC/MCFixup.h"
#include "llvm/MC/MCFixupKindInfo.h"
#include "llvm/MC/MCValue.h"
#include "llvm/MC/MCWinCOFFObjectWriter.h"
#include "llvm/Support/COFF.h"
-#include "llvm/Support/Debug.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/raw_ostream.h"
+#include <cassert>
using namespace llvm;
namespace {
+
class ARMWinCOFFObjectWriter : public MCWinCOFFObjectTargetWriter {
public:
ARMWinCOFFObjectWriter(bool Is64Bit)
: MCWinCOFFObjectTargetWriter(COFF::IMAGE_FILE_MACHINE_ARMNT) {
assert(!Is64Bit && "AArch64 support not yet implemented");
}
- ~ARMWinCOFFObjectWriter() override {}
+
+ ~ARMWinCOFFObjectWriter() override = default;
unsigned getRelocType(const MCValue &Target, const MCFixup &Fixup,
bool IsCrossSection,
bool recordRelocation(const MCFixup &) const override;
};
+} // end anonymous namespace
+
unsigned ARMWinCOFFObjectWriter::getRelocType(const MCValue &Target,
const MCFixup &Fixup,
bool IsCrossSection,
bool ARMWinCOFFObjectWriter::recordRelocation(const MCFixup &Fixup) const {
return static_cast<unsigned>(Fixup.getKind()) != ARM::fixup_t2_movt_hi16;
}
-}
namespace llvm {
+
MCObjectWriter *createARMWinCOFFObjectWriter(raw_pwrite_stream &OS,
bool Is64Bit) {
MCWinCOFFObjectTargetWriter *MOTW = new ARMWinCOFFObjectWriter(Is64Bit);
return createWinCOFFObjectWriter(MOTW, OS);
}
-}
+} // end namespace llvm