diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 36 |
1 files changed, 20 insertions, 16 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp index f59cad50152..ae80fa3d761 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp @@ -1821,6 +1821,19 @@ static void setUsesTOCBasePtr(SelectionDAG &DAG) { setUsesTOCBasePtr(DAG.getMachineFunction()); } +static SDValue getTOCEntry(SelectionDAG &DAG, SDLoc dl, bool Is64Bit, + SDValue GA) { + EVT VT = Is64Bit ? MVT::i64 : MVT::i32; + SDValue Reg = Is64Bit ? DAG.getRegister(PPC::X2, VT) : + DAG.getNode(PPCISD::GlobalBaseReg, dl, VT); + + SDValue Ops[] = { GA, Reg }; + return DAG.getMemIntrinsicNode(PPCISD::TOC_ENTRY, dl, + DAG.getVTList(VT, MVT::Other), Ops, VT, + MachinePointerInfo::getGOT(), 0, false, true, + false, 0); +} + SDValue PPCTargetLowering::LowerConstantPool(SDValue Op, SelectionDAG &DAG) const { EVT PtrVT = Op.getValueType(); @@ -1832,8 +1845,7 @@ SDValue PPCTargetLowering::LowerConstantPool(SDValue Op, if (Subtarget.isSVR4ABI() && Subtarget.isPPC64()) { setUsesTOCBasePtr(DAG); SDValue GA = DAG.getTargetConstantPool(C, PtrVT, CP->getAlignment(), 0); - return DAG.getNode(PPCISD::TOC_ENTRY, SDLoc(CP), MVT::i64, GA, - DAG.getRegister(PPC::X2, MVT::i64)); + return getTOCEntry(DAG, SDLoc(CP), true, GA); } unsigned MOHiFlag, MOLoFlag; @@ -1843,9 +1855,7 @@ SDValue PPCTargetLowering::LowerConstantPool(SDValue Op, if (isPIC && Subtarget.isSVR4ABI()) { SDValue GA = DAG.getTargetConstantPool(C, PtrVT, CP->getAlignment(), PPCII::MO_PIC_FLAG); - SDLoc DL(CP); - return DAG.getNode(PPCISD::TOC_ENTRY, DL, MVT::i32, GA, - DAG.getNode(PPCISD::GlobalBaseReg, DL, PtrVT)); + return getTOCEntry(DAG, SDLoc(CP), false, GA); } SDValue CPIHi = @@ -1864,8 +1874,7 @@ SDValue PPCTargetLowering::LowerJumpTable(SDValue Op, SelectionDAG &DAG) const { if (Subtarget.isSVR4ABI() && Subtarget.isPPC64()) { setUsesTOCBasePtr(DAG); SDValue GA = DAG.getTargetJumpTable(JT->getIndex(), PtrVT); - return DAG.getNode(PPCISD::TOC_ENTRY, SDLoc(JT), MVT::i64, GA, - DAG.getRegister(PPC::X2, MVT::i64)); + return getTOCEntry(DAG, SDLoc(JT), true, GA); } unsigned MOHiFlag, MOLoFlag; @@ -1875,9 +1884,7 @@ SDValue PPCTargetLowering::LowerJumpTable(SDValue Op, SelectionDAG &DAG) const { if (isPIC && Subtarget.isSVR4ABI()) { SDValue GA = DAG.getTargetJumpTable(JT->getIndex(), PtrVT, PPCII::MO_PIC_FLAG); - SDLoc DL(GA); - return DAG.getNode(PPCISD::TOC_ENTRY, SDLoc(JT), PtrVT, GA, - DAG.getNode(PPCISD::GlobalBaseReg, DL, PtrVT)); + return getTOCEntry(DAG, SDLoc(GA), false, GA); } SDValue JTIHi = DAG.getTargetJumpTable(JT->getIndex(), PtrVT, MOHiFlag); @@ -1896,8 +1903,7 @@ SDValue PPCTargetLowering::LowerBlockAddress(SDValue Op, if (Subtarget.isSVR4ABI() && Subtarget.isPPC64()) { setUsesTOCBasePtr(DAG); SDValue GA = DAG.getTargetBlockAddress(BA, PtrVT, BASDN->getOffset()); - return DAG.getNode(PPCISD::TOC_ENTRY, SDLoc(BASDN), MVT::i64, GA, - DAG.getRegister(PPC::X2, MVT::i64)); + return getTOCEntry(DAG, SDLoc(BASDN), true, GA); } unsigned MOHiFlag, MOLoFlag; @@ -2007,8 +2013,7 @@ SDValue PPCTargetLowering::LowerGlobalAddress(SDValue Op, if (Subtarget.isSVR4ABI() && Subtarget.isPPC64()) { setUsesTOCBasePtr(DAG); SDValue GA = DAG.getTargetGlobalAddress(GV, DL, PtrVT, GSDN->getOffset()); - return DAG.getNode(PPCISD::TOC_ENTRY, DL, MVT::i64, GA, - DAG.getRegister(PPC::X2, MVT::i64)); + return getTOCEntry(DAG, DL, true, GA); } unsigned MOHiFlag, MOLoFlag; @@ -2019,8 +2024,7 @@ SDValue PPCTargetLowering::LowerGlobalAddress(SDValue Op, SDValue GA = DAG.getTargetGlobalAddress(GV, DL, PtrVT, GSDN->getOffset(), PPCII::MO_PIC_FLAG); - return DAG.getNode(PPCISD::TOC_ENTRY, DL, MVT::i32, GA, - DAG.getNode(PPCISD::GlobalBaseReg, DL, MVT::i32)); + return getTOCEntry(DAG, DL, false, GA); } SDValue GAHi = |
