//===----------------------------------------------------------------------===//
#define DEBUG_TYPE "pic16-lower"
+#include "PIC16ABINames.h"
#include "PIC16ISelLowering.h"
#include "PIC16TargetObjectFile.h"
#include "PIC16TargetMachine.h"
}
MVT::SimpleValueType
-PIC16TargetLowering::getSetCCResultType(MVT ValType) const {
+PIC16TargetLowering::getSetCCResultType(EVT ValType) const {
return MVT::i8;
}
SDValue
PIC16TargetLowering::MakePIC16Libcall(PIC16ISD::PIC16Libcall Call,
- MVT RetVT, const SDValue *Ops,
+ EVT RetVT, const SDValue *Ops,
unsigned NumOps, bool isSigned,
SelectionDAG &DAG, DebugLoc dl) {
TargetLowering::ArgListEntry Entry;
for (unsigned i = 0; i != NumOps; ++i) {
Entry.Node = Ops[i];
- Entry.Ty = Entry.Node.getValueType().getTypeForMVT();
+ Entry.Ty = Entry.Node.getValueType().getTypeForEVT(*DAG.getContext());
Entry.isSExt = isSigned;
Entry.isZExt = !isSigned;
Args.push_back(Entry);
}
+
SDValue Callee = DAG.getExternalSymbol(getPIC16LibcallName(Call), MVT::i16);
- const Type *RetTy = RetVT.getTypeForMVT();
+ const Type *RetTy = RetVT.getTypeForEVT(*DAG.getContext());
std::pair<SDValue,SDValue> CallInfo =
LowerCallTo(DAG.getEntryNode(), RetTy, isSigned, !isSigned, false,
false, 0, CallingConv::C, false,
SDValue Chain = St->getChain();
SDValue Src = St->getValue();
SDValue Ptr = St->getBasePtr();
- MVT ValueType = Src.getValueType();
+ EVT ValueType = Src.getValueType();
unsigned StoreOffset = 0;
DebugLoc dl = N->getDebugLoc();
SDValue SrcLo, SrcHi;
GetExpandedParts(Src, DAG, SrcLo, SrcHi);
SDValue ChainLo = Chain, ChainHi = Chain;
+ // FIXME: This makes unsafe assumptions. The Chain may be a TokenFactor
+ // created for an unrelated purpose, in which case it may not have
+ // exactly two operands. Also, even if it does have two operands, they
+ // may not be the low and high parts of an aligned load that was split.
if (Chain.getOpcode() == ISD::TokenFactor) {
ChainLo = Chain.getOperand(0);
ChainHi = Chain.getOperand(1);
GetExpandedParts(SrcHi, DAG, SrcHi1, SrcHi2);
SDValue ChainLo = Chain, ChainHi = Chain;
+ // FIXME: This makes unsafe assumptions; see the FIXME above.
if (Chain.getOpcode() == ISD::TokenFactor) {
ChainLo = Chain.getOperand(0);
ChainHi = Chain.getOperand(1);
}
SDValue ChainLo1 = ChainLo, ChainLo2 = ChainLo, ChainHi1 = ChainHi,
ChainHi2 = ChainHi;
+ // FIXME: This makes unsafe assumptions; see the FIXME above.
if (ChainLo.getOpcode() == ISD::TokenFactor) {
ChainLo1 = ChainLo.getOperand(0);
ChainLo2 = ChainLo.getOperand(1);
}
+ // FIXME: This makes unsafe assumptions; see the FIXME above.
if (ChainHi.getOpcode() == ISD::TokenFactor) {
ChainHi1 = ChainHi.getOperand(0);
ChainHi2 = ChainHi.getOperand(1);
SDValue SrcLo, SrcHi;
GetExpandedParts(Src, DAG, SrcLo, SrcHi);
SDValue ChainLo = Chain, ChainHi = Chain;
+ // FIXME: This makes unsafe assumptions; see the FIXME above.
if (Chain.getOpcode() == ISD::TokenFactor) {
ChainLo = Chain.getOperand(0);
ChainHi = Chain.getOperand(1);
SDValue &Lo, SDValue &Hi) {
SDNode *N = Op.getNode();
DebugLoc dl = N->getDebugLoc();
- MVT NewVT = getTypeToTransformTo(N->getValueType(0));
+ EVT NewVT = getTypeToTransformTo(*DAG.getContext(), N->getValueType(0));
// Extract the lo component.
Lo = DAG.getNode(ISD::EXTRACT_ELEMENT, dl, NewVT, Op,
SDValue Load, Offset;
SDVTList Tys;
- MVT VT, NewVT;
+ EVT VT, NewVT;
SDValue PtrLo, PtrHi;
unsigned LoadOffset;
unsigned NumLoads = VT.getSizeInBits() / 8;
std::vector<SDValue> PICLoads;
unsigned iter;
- MVT MemVT = LD->getMemoryVT();
+ EVT MemVT = LD->getMemoryVT();
if(ISD::isNON_EXTLoad(N)) {
for (iter=0; iter<NumLoads ; ++iter) {
// Add the pointer offset if any
// For extended loads this is the memory value type
// i.e. without any extension
- MVT MemVT = LD->getMemoryVT();
+ EVT MemVT = LD->getMemoryVT();
unsigned MemBytes = MemVT.getSizeInBits() / 8;
// if MVT::i1 is extended to MVT::i8 then MemBytes will be zero
// So set it to one
LowerIndirectCallArguments(SDValue Chain, SDValue InFlag,
SDValue DataAddr_Lo, SDValue DataAddr_Hi,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG) {
unsigned NumOps = Outs.size();
SDValue Arg, StoreRet;
// For PIC16 ABI the arguments come after the return value.
- unsigned RetVals = Outs.size();
+ unsigned RetVals = Ins.size();
for (unsigned i = 0, ArgOffset = RetVals; i < NumOps; i++) {
// Get the arguments
Arg = Outs[i].Val;
unsigned NumOps = Outs.size();
std::string Name;
SDValue Arg, StoreAt;
- MVT ArgVT;
+ EVT ArgVT;
unsigned Size=0;
// If call has no arguments then do nothing and return.
SDValue
PIC16TargetLowering::LowerReturn(SDValue Chain,
- unsigned CallConv, bool isVarArg,
+ CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
DebugLoc dl, SelectionDAG &DAG) {
SDValue
PIC16TargetLowering::LowerCall(SDValue Chain, SDValue Callee,
- unsigned CallConv, bool isVarArg,
+ CallingConv::ID CallConv, bool isVarArg,
bool isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
const SmallVectorImpl<ISD::InputArg> &Ins,
OperFlag = getOutFlag(CallArgs);
} else {
CallArgs = LowerIndirectCallArguments(Chain, OperFlag, DataAddr_Lo,
- DataAddr_Hi, Outs, dl, DAG);
+ DataAddr_Hi, Outs, Ins, dl, DAG);
Chain = getChain(CallArgs);
OperFlag = getOutFlag(CallArgs);
}
SDValue
PIC16TargetLowering::LowerFormalArguments(SDValue Chain,
- unsigned CallConv,
+ CallingConv::ID CallConv,
bool isVarArg,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl,
MachineBasicBlock *
PIC16TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
- MachineBasicBlock *BB) const {
+ MachineBasicBlock *BB,
+ DenseMap<MachineBasicBlock*, MachineBasicBlock*> *EM) const {
const TargetInstrInfo &TII = *getTargetMachine().getInstrInfo();
unsigned CC = (PIC16CC::CondCodes)MI->getOperand(3).getImm();
DebugLoc dl = MI->getDebugLoc();
F->insert(It, copy0MBB);
F->insert(It, sinkMBB);
- // Update machine-CFG edges by transferring all successors of the current
+ // Update machine-CFG edges by first adding all successors of the current
// block to the new block which will contain the Phi node for the select.
- sinkMBB->transferSuccessors(BB);
+ // Also inform sdisel of the edge changes.
+ for (MachineBasicBlock::succ_iterator I = BB->succ_begin(),
+ E = BB->succ_end(); I != E; ++I) {
+ EM->insert(std::make_pair(*I, sinkMBB));
+ sinkMBB->addSuccessor(*I);
+ }
+ // Next, remove all successors of the current block, and add the true
+ // and fallthrough blocks as its successors.
+ while (!BB->succ_empty())
+ BB->removeSuccessor(BB->succ_begin());
// Next, add the true and fallthrough blocks as its successors.
BB->addSuccessor(copy0MBB);
BB->addSuccessor(sinkMBB);