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Modify MipsDAGToDAGISel::SelectAddr so that it can handle 64-bit pointers too.

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llvm-svn: 141615
This commit is contained in:
Akira Hatanaka 2011-10-11 00:44:20 +00:00
parent 76c927f5bd
commit 1913a9abc0
1 changed files with 10 additions and 7 deletions
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17
lib/Target/Mips/MipsISelDAGToDAG.cpp
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@ -111,17 +111,20 @@ SDNode *MipsDAGToDAGISel::getGlobalBaseReg() {
/// Used on Mips Load/Store instructions
bool MipsDAGToDAGISel::
SelectAddr(SDValue Addr, SDValue &Base, SDValue &Offset) {
EVT ValTy = Addr.getValueType();
unsigned GPReg = ValTy == MVT::i32 ? Mips::GP : Mips::GP_64;
// if Address is FI, get the TargetFrameIndex.
if (FrameIndexSDNode *FIN = dyn_cast<FrameIndexSDNode>(Addr)) {
Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), MVT::i32);
Offset = CurDAG->getTargetConstant(0, MVT::i32);
Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), ValTy);
Offset = CurDAG->getTargetConstant(0, ValTy);
return true;
}
// on PIC code Load GA
if (TM.getRelocationModel() == Reloc::PIC_) {
if (Addr.getOpcode() == MipsISD::WrapperPIC) {
Base = CurDAG->getRegister(Mips::GP, MVT::i32);
Base = CurDAG->getRegister(GPReg, ValTy);
Offset = Addr.getOperand(0);
return true;
}
@ -130,7 +133,7 @@ SelectAddr(SDValue Addr, SDValue &Base, SDValue &Offset) {
Addr.getOpcode() == ISD::TargetGlobalAddress))
return false;
else if (Addr.getOpcode() == ISD::TargetGlobalTLSAddress) {
Base = CurDAG->getRegister(Mips::GP, MVT::i32);
Base = CurDAG->getRegister(GPReg, ValTy);
Offset = Addr;
return true;
}
@ -144,11 +147,11 @@ SelectAddr(SDValue Addr, SDValue &Base, SDValue &Offset) {
// If the first operand is a FI, get the TargetFI Node
if (FrameIndexSDNode *FIN = dyn_cast<FrameIndexSDNode>
(Addr.getOperand(0)))
Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), MVT::i32);
Base = CurDAG->getTargetFrameIndex(FIN->getIndex(), ValTy);
else
Base = Addr.getOperand(0);
Offset = CurDAG->getTargetConstant(CN->getZExtValue(), MVT::i32);
Offset = CurDAG->getTargetConstant(CN->getZExtValue(), ValTy);
return true;
}
}
@ -177,7 +180,7 @@ SelectAddr(SDValue Addr, SDValue &Base, SDValue &Offset) {
}
Base = Addr;
Offset = CurDAG->getTargetConstant(0, MVT::i32);
Offset = CurDAG->getTargetConstant(0, ValTy);
return true;
}