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| author | Pete Cooper <peter_cooper@apple.com> | 2011-11-08 18:42:53 +0000 |
|---|---|---|
| committer | Pete Cooper <peter_cooper@apple.com> | 2011-11-08 18:42:53 +0000 |
| commit | d752e0f7e64585839cb3a458ef52456eaebbea3c (patch) | |
| tree | 79cfeacd373fe93faadfc504b54da791046bd87d /lib/Target/XCore/XCoreISelLowering.cpp | |
| parent | 30b4d8b83b7b3995ac1b53f35d3110d48676b187 (diff) | |
| download | llvm-d752e0f7e64585839cb3a458ef52456eaebbea3c.tar.gz llvm-d752e0f7e64585839cb3a458ef52456eaebbea3c.tar.bz2 llvm-d752e0f7e64585839cb3a458ef52456eaebbea3c.tar.xz | |
Added invariant field to the DAG.getLoad method and changed all calls.
When this field is true it means that the load is from constant (runt-time or compile-time) and so can be hoisted from loops or moved around other memory accesses
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144100 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/XCore/XCoreISelLowering.cpp')
| -rw-r--r-- | lib/Target/XCore/XCoreISelLowering.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/Target/XCore/XCoreISelLowering.cpp b/lib/Target/XCore/XCoreISelLowering.cpp index 4b74f96047..d791daae22 100644 --- a/lib/Target/XCore/XCoreISelLowering.cpp +++ b/lib/Target/XCore/XCoreISelLowering.cpp @@ -427,7 +427,7 @@ LowerLOAD(SDValue Op, SelectionDAG &DAG) const { // return DAG.getLoad(getPointerTy(), DL, Chain, BasePtr, MachinePointerInfo(), - false, false, 0); + false, false, false, 0); } // Lower to // ldw low, base[offset >> 2] @@ -444,9 +444,11 @@ LowerLOAD(SDValue Op, SelectionDAG &DAG) const { SDValue HighAddr = DAG.getNode(ISD::ADD, DL, MVT::i32, Base, HighOffset); SDValue Low = DAG.getLoad(getPointerTy(), DL, Chain, - LowAddr, MachinePointerInfo(), false, false, 0); + LowAddr, MachinePointerInfo(), + false, false, false, 0); SDValue High = DAG.getLoad(getPointerTy(), DL, Chain, - HighAddr, MachinePointerInfo(), false, false, 0); + HighAddr, MachinePointerInfo(), + false, false, false, 0); SDValue LowShifted = DAG.getNode(ISD::SRL, DL, MVT::i32, Low, LowShift); SDValue HighShifted = DAG.getNode(ISD::SHL, DL, MVT::i32, High, HighShift); SDValue Result = DAG.getNode(ISD::OR, DL, MVT::i32, LowShifted, HighShifted); @@ -761,7 +763,7 @@ LowerVAARG(SDValue Op, SelectionDAG &DAG) const EVT VT = Node->getValueType(0); SDValue VAList = DAG.getLoad(getPointerTy(), dl, Node->getOperand(0), Node->getOperand(1), MachinePointerInfo(V), - false, false, 0); + false, false, false, 0); // Increment the pointer, VAList, to the next vararg SDValue Tmp3 = DAG.getNode(ISD::ADD, dl, getPointerTy(), VAList, DAG.getConstant(VT.getSizeInBits(), @@ -771,7 +773,7 @@ LowerVAARG(SDValue Op, SelectionDAG &DAG) const MachinePointerInfo(V), false, false, 0); // Load the actual argument out of the pointer VAList return DAG.getLoad(VT, dl, Tmp3, VAList, MachinePointerInfo(), - false, false, 0); + false, false, false, 0); } SDValue XCoreTargetLowering:: @@ -1146,7 +1148,7 @@ XCoreTargetLowering::LowerCCCArguments(SDValue Chain, SDValue FIN = DAG.getFrameIndex(FI, MVT::i32); InVals.push_back(DAG.getLoad(VA.getLocVT(), dl, Chain, FIN, MachinePointerInfo::getFixedStack(FI), - false, false, 0)); + false, false, false, 0)); } } |