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Diffstat (limited to 'lib/Target/Mips/MipsISelLowering.cpp')
-rw-r--r--lib/Target/Mips/MipsISelLowering.cpp91
1 files changed, 49 insertions, 42 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 67ddcc4dacb9..fbebb9abb4cc 100644
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -466,7 +466,8 @@ MipsTargetLowering::createFastISel(FunctionLoweringInfo &funcInfo,
return Mips::createFastISel(funcInfo, libInfo);
}
-EVT MipsTargetLowering::getSetCCResultType(LLVMContext &, EVT VT) const {
+EVT MipsTargetLowering::getSetCCResultType(const DataLayout &, LLVMContext &,
+ EVT VT) const {
if (!VT.isVector())
return MVT::i32;
return VT.changeVectorElementTypeToInteger();
@@ -1579,9 +1580,10 @@ SDValue MipsTargetLowering::lowerBR_JT(SDValue Op, SelectionDAG &DAG) const {
SDValue Table = Op.getOperand(1);
SDValue Index = Op.getOperand(2);
SDLoc DL(Op);
- EVT PTy = getPointerTy();
+ auto &TD = DAG.getDataLayout();
+ EVT PTy = getPointerTy(TD);
unsigned EntrySize =
- DAG.getMachineFunction().getJumpTableInfo()->getEntrySize(*getDataLayout());
+ DAG.getMachineFunction().getJumpTableInfo()->getEntrySize(TD);
Index = DAG.getNode(ISD::MUL, DL, PTy, Index,
DAG.getConstant(EntrySize, DL, PTy));
@@ -1647,10 +1649,10 @@ lowerSELECT_CC(SDValue Op, SelectionDAG &DAG) const
{
SDLoc DL(Op);
EVT Ty = Op.getOperand(0).getValueType();
- SDValue Cond = DAG.getNode(ISD::SETCC, DL,
- getSetCCResultType(*DAG.getContext(), Ty),
- Op.getOperand(0), Op.getOperand(1),
- Op.getOperand(4));
+ SDValue Cond =
+ DAG.getNode(ISD::SETCC, DL, getSetCCResultType(DAG.getDataLayout(),
+ *DAG.getContext(), Ty),
+ Op.getOperand(0), Op.getOperand(1), Op.getOperand(4));
return DAG.getNode(ISD::SELECT, DL, Op.getValueType(), Cond, Op.getOperand(2),
Op.getOperand(3));
@@ -1723,7 +1725,7 @@ lowerGlobalTLSAddress(SDValue Op, SelectionDAG &DAG) const
GlobalAddressSDNode *GA = cast<GlobalAddressSDNode>(Op);
SDLoc DL(GA);
const GlobalValue *GV = GA->getGlobal();
- EVT PtrVT = getPointerTy();
+ EVT PtrVT = getPointerTy(DAG.getDataLayout());
TLSModel::Model model = getTargetMachine().getTLSModel(GV);
@@ -1831,7 +1833,7 @@ SDValue MipsTargetLowering::lowerVASTART(SDValue Op, SelectionDAG &DAG) const {
SDLoc DL(Op);
SDValue FI = DAG.getFrameIndex(FuncInfo->getVarArgsFrameIndex(),
- getPointerTy());
+ getPointerTy(MF.getDataLayout()));
// vastart just stores the address of the VarArgsFrameIndex slot into the
// memory location argument.
@@ -1850,9 +1852,9 @@ SDValue MipsTargetLowering::lowerVAARG(SDValue Op, SelectionDAG &DAG) const {
SDLoc DL(Node);
unsigned ArgSlotSizeInBytes = (ABI.IsN32() || ABI.IsN64()) ? 8 : 4;
- SDValue VAListLoad = DAG.getLoad(getPointerTy(), DL, Chain, VAListPtr,
- MachinePointerInfo(SV), false, false, false,
- 0);
+ SDValue VAListLoad =
+ DAG.getLoad(getPointerTy(DAG.getDataLayout()), DL, Chain, VAListPtr,
+ MachinePointerInfo(SV), false, false, false, 0);
SDValue VAList = VAListLoad;
// Re-align the pointer if necessary.
@@ -1874,7 +1876,9 @@ SDValue MipsTargetLowering::lowerVAARG(SDValue Op, SelectionDAG &DAG) const {
}
// Increment the pointer, VAList, to the next vaarg.
- unsigned ArgSizeInBytes = getDataLayout()->getTypeAllocSize(VT.getTypeForEVT(*DAG.getContext()));
+ auto &TD = DAG.getDataLayout();
+ unsigned ArgSizeInBytes =
+ TD.getTypeAllocSize(VT.getTypeForEVT(*DAG.getContext()));
SDValue Tmp3 = DAG.getNode(ISD::ADD, DL, VAList.getValueType(), VAList,
DAG.getConstant(RoundUpToAlignment(ArgSizeInBytes,
ArgSlotSizeInBytes),
@@ -2062,7 +2066,7 @@ SDValue MipsTargetLowering::lowerEH_RETURN(SDValue Op, SelectionDAG &DAG)
Chain = DAG.getCopyToReg(Chain, DL, AddrReg, Handler, Chain.getValue(1));
return DAG.getNode(MipsISD::EH_RETURN, DL, MVT::Other, Chain,
DAG.getRegister(OffsetReg, Ty),
- DAG.getRegister(AddrReg, getPointerTy()),
+ DAG.getRegister(AddrReg, getPointerTy(MF.getDataLayout())),
Chain.getValue(1));
}
@@ -2479,15 +2483,16 @@ MipsTargetLowering::passArgOnStack(SDValue StackPtr, unsigned Offset,
SDValue Chain, SDValue Arg, SDLoc DL,
bool IsTailCall, SelectionDAG &DAG) const {
if (!IsTailCall) {
- SDValue PtrOff = DAG.getNode(ISD::ADD, DL, getPointerTy(), StackPtr,
- DAG.getIntPtrConstant(Offset, DL));
+ SDValue PtrOff =
+ DAG.getNode(ISD::ADD, DL, getPointerTy(DAG.getDataLayout()), StackPtr,
+ DAG.getIntPtrConstant(Offset, DL));
return DAG.getStore(Chain, DL, Arg, PtrOff, MachinePointerInfo(), false,
false, 0);
}
MachineFrameInfo *MFI = DAG.getMachineFunction().getFrameInfo();
int FI = MFI->CreateFixedObject(Arg.getValueSizeInBits() / 8, Offset, false);
- SDValue FIN = DAG.getFrameIndex(FI, getPointerTy());
+ SDValue FIN = DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout()));
return DAG.getStore(Chain, DL, Arg, FIN, MachinePointerInfo(),
/*isVolatile=*/ true, false, 0);
}
@@ -2611,8 +2616,9 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
if (!IsTailCall)
Chain = DAG.getCALLSEQ_START(Chain, NextStackOffsetVal, DL);
- SDValue StackPtr = DAG.getCopyFromReg(
- Chain, DL, ABI.IsN64() ? Mips::SP_64 : Mips::SP, getPointerTy());
+ SDValue StackPtr =
+ DAG.getCopyFromReg(Chain, DL, ABI.IsN64() ? Mips::SP_64 : Mips::SP,
+ getPointerTy(DAG.getDataLayout()));
// With EABI is it possible to have 16 args on registers.
std::deque< std::pair<unsigned, SDValue> > RegsToPass;
@@ -2750,7 +2756,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
IsCallReloc = true;
}
} else
- Callee = DAG.getTargetGlobalAddress(G->getGlobal(), DL, getPointerTy(), 0,
+ Callee = DAG.getTargetGlobalAddress(G->getGlobal(), DL,
+ getPointerTy(DAG.getDataLayout()), 0,
MipsII::MO_NO_FLAG);
GlobalOrExternal = true;
}
@@ -2758,8 +2765,8 @@ MipsTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
const char *Sym = S->getSymbol();
if (!ABI.IsN64() && !IsPIC) // !N64 && static
- Callee =
- DAG.getTargetExternalSymbol(Sym, getPointerTy(), MipsII::MO_NO_FLAG);
+ Callee = DAG.getTargetExternalSymbol(
+ Sym, getPointerTy(DAG.getDataLayout()), MipsII::MO_NO_FLAG);
else if (LargeGOT) {
Callee = getAddrGlobalLargeGOT(S, DL, Ty, DAG, MipsII::MO_CALL_HI16,
MipsII::MO_CALL_LO16, Chain,
@@ -3029,7 +3036,7 @@ MipsTargetLowering::LowerFormalArguments(SDValue Chain,
VA.getLocMemOffset(), true);
// Create load nodes to retrieve arguments from the stack
- SDValue FIN = DAG.getFrameIndex(FI, getPointerTy());
+ SDValue FIN = DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout()));
SDValue ArgValue = DAG.getLoad(LocVT, DL, Chain, FIN,
MachinePointerInfo::getFixedStack(FI),
false, false, false, 0);
@@ -3174,12 +3181,13 @@ MipsTargetLowering::LowerReturn(SDValue Chain,
if (!Reg)
llvm_unreachable("sret virtual register not created in the entry block");
- SDValue Val = DAG.getCopyFromReg(Chain, DL, Reg, getPointerTy());
+ SDValue Val =
+ DAG.getCopyFromReg(Chain, DL, Reg, getPointerTy(DAG.getDataLayout()));
unsigned V0 = ABI.IsN64() ? Mips::V0_64 : Mips::V0;
Chain = DAG.getCopyToReg(Chain, DL, V0, Val, Flag);
Flag = Chain.getValue(1);
- RetOps.push_back(DAG.getRegister(V0, getPointerTy()));
+ RetOps.push_back(DAG.getRegister(V0, getPointerTy(DAG.getDataLayout())));
}
RetOps[0] = Chain; // Update chain.
@@ -3198,9 +3206,8 @@ MipsTargetLowering::LowerReturn(SDValue Chain,
/// getConstraintType - Given a constraint letter, return the type of
/// constraint it is for this target.
-MipsTargetLowering::ConstraintType MipsTargetLowering::
-getConstraintType(const std::string &Constraint) const
-{
+MipsTargetLowering::ConstraintType
+MipsTargetLowering::getConstraintType(StringRef Constraint) const {
// Mips specific constraints
// GCC config/mips/constraints.md
//
@@ -3290,9 +3297,8 @@ MipsTargetLowering::getSingleConstraintMatchWeight(
/// into non-numeric and numeric parts (Prefix and Reg). The first boolean flag
/// that is returned indicates whether parsing was successful. The second flag
/// is true if the numeric part exists.
-static std::pair<bool, bool>
-parsePhysicalReg(StringRef C, std::string &Prefix,
- unsigned long long &Reg) {
+static std::pair<bool, bool> parsePhysicalReg(StringRef C, StringRef &Prefix,
+ unsigned long long &Reg) {
if (C.front() != '{' || C.back() != '}')
return std::make_pair(false, false);
@@ -3300,7 +3306,7 @@ parsePhysicalReg(StringRef C, std::string &Prefix,
StringRef::const_iterator I, B = C.begin() + 1, E = C.end() - 1;
I = std::find_if(B, E, std::ptr_fun(isdigit));
- Prefix.assign(B, I - B);
+ Prefix = StringRef(B, I - B);
// The second flag is set to false if no numeric characters were found.
if (I == E)
@@ -3316,7 +3322,7 @@ parseRegForInlineAsmConstraint(StringRef C, MVT VT) const {
const TargetRegisterInfo *TRI =
Subtarget.getRegisterInfo();
const TargetRegisterClass *RC;
- std::string Prefix;
+ StringRef Prefix;
unsigned long long Reg;
std::pair<bool, bool> R = parsePhysicalReg(C, Prefix, Reg);
@@ -3332,7 +3338,7 @@ parseRegForInlineAsmConstraint(StringRef C, MVT VT) const {
RC = TRI->getRegClass(Prefix == "hi" ?
Mips::HI32RegClassID : Mips::LO32RegClassID);
return std::make_pair(*(RC->begin()), RC);
- } else if (Prefix.compare(0, 4, "$msa") == 0) {
+ } else if (Prefix.startswith("$msa")) {
// Parse $msa(ir|csr|access|save|modify|request|map|unmap)
// No numeric characters follow the name.
@@ -3390,7 +3396,7 @@ parseRegForInlineAsmConstraint(StringRef C, MVT VT) const {
/// pointer.
std::pair<unsigned, const TargetRegisterClass *>
MipsTargetLowering::getRegForInlineAsmConstraint(const TargetRegisterInfo *TRI,
- const std::string &Constraint,
+ StringRef Constraint,
MVT VT) const {
if (Constraint.size() == 1) {
switch (Constraint[0]) {
@@ -3546,8 +3552,8 @@ void MipsTargetLowering::LowerAsmOperandForConstraint(SDValue Op,
TargetLowering::LowerAsmOperandForConstraint(Op, Constraint, Ops, DAG);
}
-bool MipsTargetLowering::isLegalAddressingMode(const AddrMode &AM,
- Type *Ty,
+bool MipsTargetLowering::isLegalAddressingMode(const DataLayout &DL,
+ const AddrMode &AM, Type *Ty,
unsigned AS) const {
// No global is ever allowed as a base.
if (AM.BaseGV)
@@ -3625,7 +3631,7 @@ void MipsTargetLowering::copyByValRegs(
FrameObjOffset = VA.getLocMemOffset();
// Create frame object.
- EVT PtrTy = getPointerTy();
+ EVT PtrTy = getPointerTy(DAG.getDataLayout());
int FI = MFI->CreateFixedObject(FrameObjSize, FrameObjOffset, true);
SDValue FIN = DAG.getFrameIndex(FI, PtrTy);
InVals.push_back(FIN);
@@ -3662,7 +3668,8 @@ void MipsTargetLowering::passByValArg(
unsigned OffsetInBytes = 0; // From beginning of struct
unsigned RegSizeInBytes = Subtarget.getGPRSizeInBytes();
unsigned Alignment = std::min(Flags.getByValAlign(), RegSizeInBytes);
- EVT PtrTy = getPointerTy(), RegTy = MVT::getIntegerVT(RegSizeInBytes * 8);
+ EVT PtrTy = getPointerTy(DAG.getDataLayout()),
+ RegTy = MVT::getIntegerVT(RegSizeInBytes * 8);
unsigned NumRegs = LastReg - FirstReg;
if (NumRegs) {
@@ -3787,7 +3794,7 @@ void MipsTargetLowering::writeVarArgRegs(std::vector<SDValue> &OutChains,
unsigned Reg = addLiveIn(MF, ArgRegs[I], RC);
SDValue ArgValue = DAG.getCopyFromReg(Chain, DL, Reg, RegTy);
FI = MFI->CreateFixedObject(RegSizeInBytes, VaArgOffset, true);
- SDValue PtrOff = DAG.getFrameIndex(FI, getPointerTy());
+ SDValue PtrOff = DAG.getFrameIndex(FI, getPointerTy(DAG.getDataLayout()));
SDValue Store = DAG.getStore(Chain, DL, ArgValue, PtrOff,
MachinePointerInfo(), false, false, 0);
cast<StoreSDNode>(Store.getNode())->getMemOperand()->setValue(
@@ -3920,8 +3927,8 @@ MipsTargetLowering::emitPseudoSELECT(MachineInstr *MI, MachineBasicBlock *BB,
// FIXME? Maybe this could be a TableGen attribute on some registers and
// this table could be generated automatically from RegInfo.
-unsigned MipsTargetLowering::getRegisterByName(const char* RegName,
- EVT VT) const {
+unsigned MipsTargetLowering::getRegisterByName(const char* RegName, EVT VT,
+ SelectionDAG &DAG) const {
// Named registers is expected to be fairly rare. For now, just support $28
// since the linux kernel uses it.
if (Subtarget.isGP64bit()) {
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-30 10:48:19 +0000