diff options
| author | Mon P Wang <wangmp@apple.com> | 2008-11-01 20:24:53 +0000 |
|---|---|---|
| committer | Mon P Wang <wangmp@apple.com> | 2008-11-01 20:24:53 +0000 |
| commit | 3efcd4a65cdf41ec72205757421dca6026e92a19 (patch) | |
| tree | 9c463e2aec6560d10a98815913844488752ca551 /lib/CodeGen | |
| parent | de5b06b3e15be85b92ffef65413acf7d3262069e (diff) | |
Added interface to allow clients to create a MemIntrinsicNode for
target intrinsics that touches memory
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58548 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp index e34e78fca6..738575380d 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp @@ -2577,9 +2577,14 @@ void SelectionDAGLowering::visitTargetIntrinsic(CallInst &I, Ops.push_back(getRoot()); } } - - // Add the intrinsic ID as an integer operand. - Ops.push_back(DAG.getConstant(Intrinsic, TLI.getPointerTy())); + + // Info is set by getTgtMemInstrinsic + TargetLowering::IntrinsicInfo Info; + bool IsTgtIntrinsic = TLI.getTgtMemIntrinsic(Info, I, Intrinsic); + + // Add the intrinsic ID as an integer operand if it's not a target intrinsic. + if (!IsTgtIntrinsic) + Ops.push_back(DAG.getConstant(Intrinsic, TLI.getPointerTy())); // Add all operands of the call to the operand list. for (unsigned i = 1, e = I.getNumOperands(); i != e; ++i) { @@ -2610,7 +2615,15 @@ void SelectionDAGLowering::visitTargetIntrinsic(CallInst &I, // Create the node. SDValue Result; - if (!HasChain) + if (IsTgtIntrinsic) { + // This is target intrinsic that touches memory + Result = DAG.getMemIntrinsicNode(Info.opc, VTList, VTs.size(), + &Ops[0], Ops.size(), + Info.memVT, Info.ptrVal, Info.offset, + Info.align, Info.vol, + Info.readMem, Info.writeMem); + } + else if (!HasChain) Result = DAG.getNode(ISD::INTRINSIC_WO_CHAIN, VTList, VTs.size(), &Ops[0], Ops.size()); else if (I.getType() != Type::VoidTy) |