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Add addrspacecast instruction.

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Patch by Michele Scandale!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194760 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matt Arsenault
2013-11-15 01:34:59 +00:00
parent 2b7fef0ad4
commit 59d3ae6cdc
51 changed files with 589 additions and 230 deletions
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26
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -1507,6 +1507,26 @@ SDValue SelectionDAG::getMDNode(const MDNode *MD) {
return SDValue(N, 0);
}
/// getAddrSpaceCast - Return an AddrSpaceCastSDNode.
SDValue SelectionDAG::getAddrSpaceCast(SDLoc dl, EVT VT, SDValue Ptr,
unsigned SrcAS, unsigned DestAS) {
SDValue Ops[] = {Ptr};
FoldingSetNodeID ID;
AddNodeIDNode(ID, ISD::ADDRSPACECAST, getVTList(VT), &Ops[0], 1);
ID.AddInteger(SrcAS);
ID.AddInteger(DestAS);
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDValue(E, 0);
SDNode *N = new (NodeAllocator) AddrSpaceCastSDNode(dl.getIROrder(),
dl.getDebugLoc(),
VT, Ptr, SrcAS, DestAS);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
return SDValue(N, 0);
}
/// getShiftAmountOperand - Return the specified value casted to
/// the target's desired shift amount type.
@ -5978,6 +5998,12 @@ GlobalAddressSDNode::GlobalAddressSDNode(unsigned Opc, unsigned Order,
TheGlobal = GA;
}
AddrSpaceCastSDNode::AddrSpaceCastSDNode(unsigned Order, DebugLoc dl, EVT VT,
SDValue X, unsigned SrcAS,
unsigned DestAS)
: UnarySDNode(ISD::ADDRSPACECAST, Order, dl, getSDVTList(VT), X),
SrcAddrSpace(SrcAS), DestAddrSpace(DestAS) {}
MemSDNode::MemSDNode(unsigned Opc, unsigned Order, DebugLoc dl, SDVTList VTs,
EVT memvt, MachineMemOperand *mmo)
: SDNode(Opc, Order, dl, VTs), MemoryVT(memvt), MMO(mmo) {