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PTX: Fix memcpy intrinsic to handle 64-bit pointers

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llvm-svn: 140556
This commit is contained in:
Justin Holewinski 2011-09-26 19:19:48 +00:00
parent 32d22b6d3f
commit c26ed4bf64
1 changed files with 9 additions and 8 deletions
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17
lib/Target/PTX/PTXSelectionDAGInfo.cpp
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@ -58,6 +58,7 @@ PTXSelectionDAGInfo::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
SDValue TFOps[MAX_LOADS_IN_LDM];
SDValue Loads[MAX_LOADS_IN_LDM];
uint64_t SrcOff = 0, DstOff = 0;
EVT PointerType = Subtarget->is64Bit() ? MVT::i64 : MVT::i32;
// Emit up to MAX_LOADS_IN_LDM loads, then a TokenFactor barrier, then the
// same number of stores. The loads and stores will get combined into
@ -66,8 +67,8 @@ PTXSelectionDAGInfo::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
for (i = 0;
i < MAX_LOADS_IN_LDM && EmittedNumMemOps + i < NumMemOps; ++i) {
Loads[i] = DAG.getLoad(VT, dl, Chain,
DAG.getNode(ISD::ADD, dl, MVT::i32, Src,
DAG.getConstant(SrcOff, MVT::i32)),
DAG.getNode(ISD::ADD, dl, PointerType, Src,
DAG.getConstant(SrcOff, PointerType)),
SrcPtrInfo.getWithOffset(SrcOff), isVolatile,
false, 0);
TFOps[i] = Loads[i].getValue(1);
@ -78,8 +79,8 @@ PTXSelectionDAGInfo::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
for (i = 0;
i < MAX_LOADS_IN_LDM && EmittedNumMemOps + i < NumMemOps; ++i) {
TFOps[i] = DAG.getStore(Chain, dl, Loads[i],
DAG.getNode(ISD::ADD, dl, MVT::i32, Dst,
DAG.getConstant(DstOff, MVT::i32)),
DAG.getNode(ISD::ADD, dl, PointerType, Dst,
DAG.getConstant(DstOff, PointerType)),
DstPtrInfo.getWithOffset(DstOff),
isVolatile, false, 0);
DstOff += VTSize;
@ -105,8 +106,8 @@ PTXSelectionDAGInfo::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
}
Loads[i] = DAG.getLoad(VT, dl, Chain,
DAG.getNode(ISD::ADD, dl, MVT::i32, Src,
DAG.getConstant(SrcOff, MVT::i32)),
DAG.getNode(ISD::ADD, dl, PointerType, Src,
DAG.getConstant(SrcOff, PointerType)),
SrcPtrInfo.getWithOffset(SrcOff), false, false, 0);
TFOps[i] = Loads[i].getValue(1);
++i;
@ -127,8 +128,8 @@ PTXSelectionDAGInfo::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl,
}
TFOps[i] = DAG.getStore(Chain, dl, Loads[i],
DAG.getNode(ISD::ADD, dl, MVT::i32, Dst,
DAG.getConstant(DstOff, MVT::i32)),
DAG.getNode(ISD::ADD, dl, PointerType, Dst,
DAG.getConstant(DstOff, PointerType)),
DstPtrInfo.getWithOffset(DstOff), false, false, 0);
++i;
DstOff += VTSize;