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Diffstat (limited to 'lib/Target/PIC16/PIC16ISelLowering.cpp')
-rw-r--r--lib/Target/PIC16/PIC16ISelLowering.cpp46
1 files changed, 25 insertions, 21 deletions
diff --git a/lib/Target/PIC16/PIC16ISelLowering.cpp b/lib/Target/PIC16/PIC16ISelLowering.cpp
index f479f46..54a6a28 100644
--- a/lib/Target/PIC16/PIC16ISelLowering.cpp
+++ b/lib/Target/PIC16/PIC16ISelLowering.cpp
@@ -672,7 +672,8 @@ SDValue PIC16TargetLowering::ExpandGlobalAddress(SDNode *N,
// FIXME there isn't really debug info here
DebugLoc dl = G->getDebugLoc();
- SDValue TGA = DAG.getTargetGlobalAddress(G->getGlobal(), MVT::i8,
+ SDValue TGA = DAG.getTargetGlobalAddress(G->getGlobal(), N->getDebugLoc(),
+ MVT::i8,
G->getOffset());
SDValue Offset = DAG.getConstant(0, MVT::i8);
@@ -1120,6 +1121,7 @@ SDValue PIC16TargetLowering::
LowerIndirectCallArguments(SDValue Chain, SDValue InFlag,
SDValue DataAddr_Lo, SDValue DataAddr_Hi,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG) const {
unsigned NumOps = Outs.size();
@@ -1136,7 +1138,7 @@ LowerIndirectCallArguments(SDValue Chain, SDValue InFlag,
unsigned RetVals = Ins.size();
for (unsigned i = 0, ArgOffset = RetVals; i < NumOps; i++) {
// Get the arguments
- Arg = Outs[i].Val;
+ Arg = OutVals[i];
Ops.clear();
Ops.push_back(Chain);
@@ -1158,6 +1160,7 @@ LowerIndirectCallArguments(SDValue Chain, SDValue InFlag,
SDValue PIC16TargetLowering::
LowerDirectCallArguments(SDValue ArgLabel, SDValue Chain, SDValue InFlag,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
DebugLoc dl, SelectionDAG &DAG) const {
unsigned NumOps = Outs.size();
std::string Name;
@@ -1183,7 +1186,7 @@ LowerDirectCallArguments(SDValue ArgLabel, SDValue Chain, SDValue InFlag,
SDVTList Tys = DAG.getVTList(MVT::Other, MVT::Flag);
for (unsigned i=0, Offset = 0; i<NumOps; i++) {
// Get the argument
- Arg = Outs[i].Val;
+ Arg = OutVals[i];
StoreOffset = (Offset + AddressOffset);
// Store the argument on frame
@@ -1282,6 +1285,7 @@ SDValue
PIC16TargetLowering::LowerReturn(SDValue Chain,
CallingConv::ID CallConv, bool isVarArg,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
DebugLoc dl, SelectionDAG &DAG) const {
// Number of values to return
@@ -1298,7 +1302,7 @@ PIC16TargetLowering::LowerReturn(SDValue Chain,
SDValue BS = DAG.getConstant(1, MVT::i8);
SDValue RetVal;
for(unsigned i=0;i<NumRet; ++i) {
- RetVal = Outs[i].Val;
+ RetVal = OutVals[i];
Chain = DAG.getNode (PIC16ISD::PIC16Store, dl, MVT::Other, Chain, RetVal,
ES, BS,
DAG.getConstant (i, MVT::i8));
@@ -1374,6 +1378,7 @@ PIC16TargetLowering::LowerCall(SDValue Chain, SDValue Callee,
CallingConv::ID CallConv, bool isVarArg,
bool &isTailCall,
const SmallVectorImpl<ISD::OutputArg> &Outs,
+ const SmallVectorImpl<SDValue> &OutVals,
const SmallVectorImpl<ISD::InputArg> &Ins,
DebugLoc dl, SelectionDAG &DAG,
SmallVectorImpl<SDValue> &InVals) const {
@@ -1428,7 +1433,7 @@ PIC16TargetLowering::LowerCall(SDValue Chain, SDValue Callee,
// Considering the GlobalAddressNode case here.
if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee)) {
const GlobalValue *GV = G->getGlobal();
- Callee = DAG.getTargetGlobalAddress(GV, MVT::i8);
+ Callee = DAG.getTargetGlobalAddress(GV, dl, MVT::i8);
Name = G->getGlobal()->getName();
} else {// Considering the ExternalSymbol case here
ExternalSymbolSDNode *ES = dyn_cast<ExternalSymbolSDNode>(Callee);
@@ -1461,12 +1466,13 @@ PIC16TargetLowering::LowerCall(SDValue Chain, SDValue Callee,
SDValue CallArgs;
if (IsDirectCall) {
CallArgs = LowerDirectCallArguments(ArgLabel, Chain, OperFlag,
- Outs, dl, DAG);
+ Outs, OutVals, dl, DAG);
Chain = getChain(CallArgs);
OperFlag = getOutFlag(CallArgs);
} else {
CallArgs = LowerIndirectCallArguments(Chain, OperFlag, DataAddr_Lo,
- DataAddr_Hi, Outs, Ins, dl, DAG);
+ DataAddr_Hi, Outs, OutVals, Ins,
+ dl, DAG);
Chain = getChain(CallArgs);
OperFlag = getOutFlag(CallArgs);
}
@@ -1791,14 +1797,14 @@ static PIC16CC::CondCodes IntCCToPIC16CC(ISD::CondCode CC) {
static void LookThroughSetCC(SDValue &LHS, SDValue &RHS,
ISD::CondCode CC, unsigned &SPCC) {
if (isa<ConstantSDNode>(RHS) &&
- cast<ConstantSDNode>(RHS)->getZExtValue() == 0 &&
+ cast<ConstantSDNode>(RHS)->isNullValue() &&
CC == ISD::SETNE &&
(LHS.getOpcode() == PIC16ISD::SELECT_ICC &&
LHS.getOperand(3).getOpcode() == PIC16ISD::SUBCC) &&
isa<ConstantSDNode>(LHS.getOperand(0)) &&
isa<ConstantSDNode>(LHS.getOperand(1)) &&
- cast<ConstantSDNode>(LHS.getOperand(0))->getZExtValue() == 1 &&
- cast<ConstantSDNode>(LHS.getOperand(1))->getZExtValue() == 0) {
+ cast<ConstantSDNode>(LHS.getOperand(0))->isOne() &&
+ cast<ConstantSDNode>(LHS.getOperand(1))->isNullValue()) {
SDValue CMPCC = LHS.getOperand(3);
SPCC = cast<ConstantSDNode>(LHS.getOperand(2))->getZExtValue();
LHS = CMPCC.getOperand(0);
@@ -1928,15 +1934,12 @@ PIC16TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
F->insert(It, copy0MBB);
F->insert(It, sinkMBB);
- // 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.
- for (MachineBasicBlock::succ_iterator I = BB->succ_begin(),
- E = BB->succ_end(); I != E; ++I)
- 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());
+ // Transfer the remainder of BB and its successor edges to sinkMBB.
+ sinkMBB->splice(sinkMBB->begin(), BB,
+ llvm::next(MachineBasicBlock::iterator(MI)),
+ BB->end());
+ sinkMBB->transferSuccessorsAndUpdatePHIs(BB);
+
// Next, add the true and fallthrough blocks as its successors.
BB->addSuccessor(copy0MBB);
BB->addSuccessor(sinkMBB);
@@ -1953,11 +1956,12 @@ PIC16TargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
// %Result = phi [ %FalseValue, copy0MBB ], [ %TrueValue, thisMBB ]
// ...
BB = sinkMBB;
- BuildMI(BB, dl, TII.get(PIC16::PHI), MI->getOperand(0).getReg())
+ BuildMI(*BB, BB->begin(), dl,
+ TII.get(PIC16::PHI), MI->getOperand(0).getReg())
.addReg(MI->getOperand(2).getReg()).addMBB(copy0MBB)
.addReg(MI->getOperand(1).getReg()).addMBB(thisMBB);
- F->DeleteMachineInstr(MI); // The pseudo instruction is gone now.
+ MI->eraseFromParent(); // The pseudo instruction is gone now.
return BB;
}
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