mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
To make things interesting, I added MORE code to set the ordering of
SDNodes. This time in the load/store and limited-precision code. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91860 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
parent
74ab5eeffb
commit
856ff41079
@ -2861,11 +2861,15 @@ void SelectionDAGBuilder::visitAlloca(AllocaInst &I) {
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AllocSize,
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DAG.getConstant(TySize, AllocSize.getValueType()));
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if (DisableScheduling)
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DAG.AssignOrdering(AllocSize.getNode(), SDNodeOrder);
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EVT IntPtr = TLI.getPointerTy();
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AllocSize = DAG.getZExtOrTrunc(AllocSize, getCurDebugLoc(), IntPtr);
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if (DisableScheduling)
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DAG.AssignOrdering(AllocSize.getNode(), SDNodeOrder);
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// Handle alignment. If the requested alignment is less than or equal to
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// the stack alignment, ignore it. If the size is greater than or equal to
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// the stack alignment, we note this in the DYNAMIC_STACKALLOC node.
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@ -2879,10 +2883,15 @@ void SelectionDAGBuilder::visitAlloca(AllocaInst &I) {
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AllocSize = DAG.getNode(ISD::ADD, getCurDebugLoc(),
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AllocSize.getValueType(), AllocSize,
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DAG.getIntPtrConstant(StackAlign-1));
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if (DisableScheduling)
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DAG.AssignOrdering(AllocSize.getNode(), SDNodeOrder);
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// Mask out the low bits for alignment purposes.
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AllocSize = DAG.getNode(ISD::AND, getCurDebugLoc(),
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AllocSize.getValueType(), AllocSize,
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DAG.getIntPtrConstant(~(uint64_t)(StackAlign-1)));
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if (DisableScheduling)
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DAG.AssignOrdering(AllocSize.getNode(), SDNodeOrder);
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SDValue Ops[] = { getRoot(), AllocSize, DAG.getIntPtrConstant(Align) };
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SDVTList VTs = DAG.getVTList(AllocSize.getValueType(), MVT::Other);
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@ -2891,6 +2900,9 @@ void SelectionDAGBuilder::visitAlloca(AllocaInst &I) {
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setValue(&I, DSA);
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DAG.setRoot(DSA.getValue(1));
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if (DisableScheduling)
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DAG.AssignOrdering(DSA.getNode(), SDNodeOrder);
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// Inform the Frame Information that we have just allocated a variable-sized
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// object.
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FuncInfo.MF->getFrameInfo()->CreateVariableSizedObject();
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@ -2929,30 +2941,41 @@ void SelectionDAGBuilder::visitLoad(LoadInst &I) {
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SmallVector<SDValue, 4> Chains(NumValues);
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EVT PtrVT = Ptr.getValueType();
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for (unsigned i = 0; i != NumValues; ++i) {
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SDValue A = DAG.getNode(ISD::ADD, getCurDebugLoc(),
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PtrVT, Ptr,
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DAG.getConstant(Offsets[i], PtrVT));
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SDValue L = DAG.getLoad(ValueVTs[i], getCurDebugLoc(), Root,
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DAG.getNode(ISD::ADD, getCurDebugLoc(),
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PtrVT, Ptr,
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DAG.getConstant(Offsets[i], PtrVT)),
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SV, Offsets[i], isVolatile, Alignment);
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A, SV, Offsets[i], isVolatile, Alignment);
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Values[i] = L;
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Chains[i] = L.getValue(1);
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if (DisableScheduling) {
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DAG.AssignOrdering(A.getNode(), SDNodeOrder);
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DAG.AssignOrdering(L.getNode(), SDNodeOrder);
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}
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}
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if (!ConstantMemory) {
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SDValue Chain = DAG.getNode(ISD::TokenFactor, getCurDebugLoc(),
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MVT::Other,
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&Chains[0], NumValues);
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MVT::Other, &Chains[0], NumValues);
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if (isVolatile)
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DAG.setRoot(Chain);
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else
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PendingLoads.push_back(Chain);
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if (DisableScheduling)
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DAG.AssignOrdering(Chain.getNode(), SDNodeOrder);
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}
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setValue(&I, DAG.getNode(ISD::MERGE_VALUES, getCurDebugLoc(),
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DAG.getVTList(&ValueVTs[0], NumValues),
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&Values[0], NumValues));
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}
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SDValue Res = DAG.getNode(ISD::MERGE_VALUES, getCurDebugLoc(),
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DAG.getVTList(&ValueVTs[0], NumValues),
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&Values[0], NumValues);
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setValue(&I, Res);
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if (DisableScheduling)
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DAG.AssignOrdering(Res.getNode(), SDNodeOrder);
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}
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void SelectionDAGBuilder::visitStore(StoreInst &I) {
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Value *SrcV = I.getOperand(0);
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@ -2976,16 +2999,26 @@ void SelectionDAGBuilder::visitStore(StoreInst &I) {
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EVT PtrVT = Ptr.getValueType();
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bool isVolatile = I.isVolatile();
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unsigned Alignment = I.getAlignment();
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for (unsigned i = 0; i != NumValues; ++i)
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for (unsigned i = 0; i != NumValues; ++i) {
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SDValue Add = DAG.getNode(ISD::ADD, getCurDebugLoc(), PtrVT, Ptr,
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DAG.getConstant(Offsets[i], PtrVT));
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Chains[i] = DAG.getStore(Root, getCurDebugLoc(),
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SDValue(Src.getNode(), Src.getResNo() + i),
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DAG.getNode(ISD::ADD, getCurDebugLoc(),
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PtrVT, Ptr,
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DAG.getConstant(Offsets[i], PtrVT)),
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PtrV, Offsets[i], isVolatile, Alignment);
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Add, PtrV, Offsets[i], isVolatile, Alignment);
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DAG.setRoot(DAG.getNode(ISD::TokenFactor, getCurDebugLoc(),
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MVT::Other, &Chains[0], NumValues));
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if (DisableScheduling) {
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DAG.AssignOrdering(Add.getNode(), SDNodeOrder);
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DAG.AssignOrdering(Chains[i].getNode(), SDNodeOrder);
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}
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}
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SDValue Res = DAG.getNode(ISD::TokenFactor, getCurDebugLoc(),
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MVT::Other, &Chains[0], NumValues);
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DAG.setRoot(Res);
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if (DisableScheduling)
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DAG.AssignOrdering(Res.getNode(), SDNodeOrder);
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}
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/// visitTargetIntrinsic - Lower a call of a target intrinsic to an INTRINSIC
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@ -3030,6 +3063,7 @@ void SelectionDAGBuilder::visitTargetIntrinsic(CallInst &I,
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"Intrinsic uses a non-legal type?");
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}
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#endif // NDEBUG
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if (HasChain)
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ValueVTs.push_back(MVT::Other);
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@ -3044,16 +3078,19 @@ void SelectionDAGBuilder::visitTargetIntrinsic(CallInst &I,
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Info.memVT, Info.ptrVal, Info.offset,
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Info.align, Info.vol,
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Info.readMem, Info.writeMem);
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}
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else if (!HasChain)
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} else if (!HasChain) {
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Result = DAG.getNode(ISD::INTRINSIC_WO_CHAIN, getCurDebugLoc(),
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VTs, &Ops[0], Ops.size());
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else if (I.getType() != Type::getVoidTy(*DAG.getContext()))
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} else if (I.getType() != Type::getVoidTy(*DAG.getContext())) {
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Result = DAG.getNode(ISD::INTRINSIC_W_CHAIN, getCurDebugLoc(),
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VTs, &Ops[0], Ops.size());
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else
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} else {
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Result = DAG.getNode(ISD::INTRINSIC_VOID, getCurDebugLoc(),
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VTs, &Ops[0], Ops.size());
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}
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if (DisableScheduling)
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DAG.AssignOrdering(Result.getNode(), SDNodeOrder);
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if (HasChain) {
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SDValue Chain = Result.getValue(Result.getNode()->getNumValues()-1);
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@ -3062,11 +3099,16 @@ void SelectionDAGBuilder::visitTargetIntrinsic(CallInst &I,
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else
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DAG.setRoot(Chain);
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}
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if (I.getType() != Type::getVoidTy(*DAG.getContext())) {
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if (const VectorType *PTy = dyn_cast<VectorType>(I.getType())) {
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EVT VT = TLI.getValueType(PTy);
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Result = DAG.getNode(ISD::BIT_CONVERT, getCurDebugLoc(), VT, Result);
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if (DisableScheduling)
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DAG.AssignOrdering(Result.getNode(), SDNodeOrder);
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}
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setValue(&I, Result);
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}
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}
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@ -3078,12 +3120,20 @@ void SelectionDAGBuilder::visitTargetIntrinsic(CallInst &I,
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///
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/// where Op is the hexidecimal representation of floating point value.
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static SDValue
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GetSignificand(SelectionDAG &DAG, SDValue Op, DebugLoc dl) {
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GetSignificand(SelectionDAG &DAG, SDValue Op, DebugLoc dl, unsigned Order) {
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SDValue t1 = DAG.getNode(ISD::AND, dl, MVT::i32, Op,
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DAG.getConstant(0x007fffff, MVT::i32));
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SDValue t2 = DAG.getNode(ISD::OR, dl, MVT::i32, t1,
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DAG.getConstant(0x3f800000, MVT::i32));
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return DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t2);
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SDValue Res = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t2);
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if (DisableScheduling) {
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DAG.AssignOrdering(t1.getNode(), Order);
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DAG.AssignOrdering(t2.getNode(), Order);
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DAG.AssignOrdering(Res.getNode(), Order);
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}
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return Res;
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}
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/// GetExponent - Get the exponent:
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@ -3093,14 +3143,23 @@ GetSignificand(SelectionDAG &DAG, SDValue Op, DebugLoc dl) {
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/// where Op is the hexidecimal representation of floating point value.
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static SDValue
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GetExponent(SelectionDAG &DAG, SDValue Op, const TargetLowering &TLI,
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DebugLoc dl) {
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DebugLoc dl, unsigned Order) {
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SDValue t0 = DAG.getNode(ISD::AND, dl, MVT::i32, Op,
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DAG.getConstant(0x7f800000, MVT::i32));
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SDValue t1 = DAG.getNode(ISD::SRL, dl, MVT::i32, t0,
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DAG.getConstant(23, TLI.getPointerTy()));
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SDValue t2 = DAG.getNode(ISD::SUB, dl, MVT::i32, t1,
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DAG.getConstant(127, MVT::i32));
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return DAG.getNode(ISD::SINT_TO_FP, dl, MVT::f32, t2);
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SDValue Res = DAG.getNode(ISD::SINT_TO_FP, dl, MVT::f32, t2);
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if (DisableScheduling) {
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DAG.AssignOrdering(t0.getNode(), Order);
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DAG.AssignOrdering(t1.getNode(), Order);
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DAG.AssignOrdering(t2.getNode(), Order);
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DAG.AssignOrdering(Res.getNode(), Order);
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}
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return Res;
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}
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/// getF32Constant - Get 32-bit floating point constant.
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@ -3124,6 +3183,10 @@ SelectionDAGBuilder::implVisitBinaryAtomic(CallInst& I, ISD::NodeType Op) {
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I.getOperand(1));
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setValue(&I, L);
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DAG.setRoot(L.getValue(1));
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if (DisableScheduling)
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DAG.AssignOrdering(L.getNode(), SDNodeOrder);
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return 0;
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}
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@ -3137,6 +3200,10 @@ SelectionDAGBuilder::implVisitAluOverflow(CallInst &I, ISD::NodeType Op) {
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SDValue Result = DAG.getNode(Op, getCurDebugLoc(), VTs, Op1, Op2);
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setValue(&I, Result);
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if (DisableScheduling)
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DAG.AssignOrdering(Result.getNode(), SDNodeOrder);
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return 0;
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}
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@ -3164,10 +3231,20 @@ SelectionDAGBuilder::visitExp(CallInst &I) {
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SDValue t1 = DAG.getNode(ISD::SINT_TO_FP, dl, MVT::f32, IntegerPartOfX);
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SDValue X = DAG.getNode(ISD::FSUB, dl, MVT::f32, t0, t1);
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if (DisableScheduling) {
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DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
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DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
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DAG.AssignOrdering(X.getNode(), SDNodeOrder);
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}
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// IntegerPartOfX <<= 23;
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IntegerPartOfX = DAG.getNode(ISD::SHL, dl, MVT::i32, IntegerPartOfX,
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DAG.getConstant(23, TLI.getPointerTy()));
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if (DisableScheduling)
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DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
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if (LimitFloatPrecision <= 6) {
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// For floating-point precision of 6:
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//
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@ -3190,6 +3267,16 @@ SelectionDAGBuilder::visitExp(CallInst &I) {
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TwoToFracPartOfX, IntegerPartOfX);
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result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t6);
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if (DisableScheduling) {
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DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
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DAG.AssignOrdering(TwoToFracPartOfX.getNode(), SDNodeOrder);
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DAG.AssignOrdering(result.getNode(), SDNodeOrder);
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}
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} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
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// For floating-point precision of 12:
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//
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@ -3216,6 +3303,18 @@ SelectionDAGBuilder::visitExp(CallInst &I) {
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TwoToFracPartOfX, IntegerPartOfX);
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result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t8);
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if (DisableScheduling) {
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DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
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DAG.AssignOrdering(TwoToFracPartOfX.getNode(), SDNodeOrder);
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DAG.AssignOrdering(result.getNode(), SDNodeOrder);
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}
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} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
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// For floating-point precision of 18:
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//
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@ -3255,12 +3354,32 @@ SelectionDAGBuilder::visitExp(CallInst &I) {
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TwoToFracPartOfX, IntegerPartOfX);
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result = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::f32, t14);
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if (DisableScheduling) {
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DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t9.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t10.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t11.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t12.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t13.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t14.getNode(), SDNodeOrder);
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DAG.AssignOrdering(TwoToFracPartOfX.getNode(), SDNodeOrder);
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DAG.AssignOrdering(result.getNode(), SDNodeOrder);
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}
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}
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} else {
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// No special expansion.
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result = DAG.getNode(ISD::FEXP, dl,
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getValue(I.getOperand(1)).getValueType(),
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getValue(I.getOperand(1)));
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if (DisableScheduling)
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DAG.AssignOrdering(result.getNode(), SDNodeOrder);
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}
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setValue(&I, result);
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@ -3278,14 +3397,20 @@ SelectionDAGBuilder::visitLog(CallInst &I) {
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SDValue Op = getValue(I.getOperand(1));
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SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
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if (DisableScheduling)
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DAG.AssignOrdering(Op1.getNode(), SDNodeOrder);
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// Scale the exponent by log(2) [0.69314718f].
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SDValue Exp = GetExponent(DAG, Op1, TLI, dl);
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SDValue Exp = GetExponent(DAG, Op1, TLI, dl, SDNodeOrder);
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SDValue LogOfExponent = DAG.getNode(ISD::FMUL, dl, MVT::f32, Exp,
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getF32Constant(DAG, 0x3f317218));
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if (DisableScheduling)
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DAG.AssignOrdering(LogOfExponent.getNode(), SDNodeOrder);
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// Get the significand and build it into a floating-point number with
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// exponent of 1.
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SDValue X = GetSignificand(DAG, Op1, dl);
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SDValue X = GetSignificand(DAG, Op1, dl, SDNodeOrder);
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if (LimitFloatPrecision <= 6) {
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// For floating-point precision of 6:
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@ -3305,6 +3430,14 @@ SelectionDAGBuilder::visitLog(CallInst &I) {
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result = DAG.getNode(ISD::FADD, dl,
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MVT::f32, LogOfExponent, LogOfMantissa);
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if (DisableScheduling) {
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DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
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DAG.AssignOrdering(LogOfMantissa.getNode(), SDNodeOrder);
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DAG.AssignOrdering(result.getNode(), SDNodeOrder);
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}
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} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
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// For floating-point precision of 12:
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//
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@ -3331,6 +3464,18 @@ SelectionDAGBuilder::visitLog(CallInst &I) {
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result = DAG.getNode(ISD::FADD, dl,
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MVT::f32, LogOfExponent, LogOfMantissa);
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if (DisableScheduling) {
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DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
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DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
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DAG.AssignOrdering(LogOfMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
|
||||
// For floating-point precision of 18:
|
||||
//
|
||||
@ -3365,12 +3510,31 @@ SelectionDAGBuilder::visitLog(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, LogOfMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t9.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t10.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(LogOfMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// No special expansion.
|
||||
result = DAG.getNode(ISD::FLOG, dl,
|
||||
getValue(I.getOperand(1)).getValueType(),
|
||||
getValue(I.getOperand(1)));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
setValue(&I, result);
|
||||
@ -3388,12 +3552,18 @@ SelectionDAGBuilder::visitLog2(CallInst &I) {
|
||||
SDValue Op = getValue(I.getOperand(1));
|
||||
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(Op1.getNode(), SDNodeOrder);
|
||||
|
||||
// Get the exponent.
|
||||
SDValue LogOfExponent = GetExponent(DAG, Op1, TLI, dl);
|
||||
SDValue LogOfExponent = GetExponent(DAG, Op1, TLI, dl, SDNodeOrder);
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(LogOfExponent.getNode(), SDNodeOrder);
|
||||
|
||||
// Get the significand and build it into a floating-point number with
|
||||
// exponent of 1.
|
||||
SDValue X = GetSignificand(DAG, Op1, dl);
|
||||
SDValue X = GetSignificand(DAG, Op1, dl, SDNodeOrder);
|
||||
|
||||
// Different possible minimax approximations of significand in
|
||||
// floating-point for various degrees of accuracy over [1,2].
|
||||
@ -3413,6 +3583,14 @@ SelectionDAGBuilder::visitLog2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log2ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log2ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
|
||||
// For floating-point precision of 12:
|
||||
//
|
||||
@ -3439,6 +3617,18 @@ SelectionDAGBuilder::visitLog2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log2ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log2ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
|
||||
// For floating-point precision of 18:
|
||||
//
|
||||
@ -3474,12 +3664,31 @@ SelectionDAGBuilder::visitLog2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log2ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t9.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t10.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log2ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// No special expansion.
|
||||
result = DAG.getNode(ISD::FLOG2, dl,
|
||||
getValue(I.getOperand(1)).getValueType(),
|
||||
getValue(I.getOperand(1)));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
setValue(&I, result);
|
||||
@ -3497,14 +3706,20 @@ SelectionDAGBuilder::visitLog10(CallInst &I) {
|
||||
SDValue Op = getValue(I.getOperand(1));
|
||||
SDValue Op1 = DAG.getNode(ISD::BIT_CONVERT, dl, MVT::i32, Op);
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(Op1.getNode(), SDNodeOrder);
|
||||
|
||||
// Scale the exponent by log10(2) [0.30102999f].
|
||||
SDValue Exp = GetExponent(DAG, Op1, TLI, dl);
|
||||
SDValue Exp = GetExponent(DAG, Op1, TLI, dl, SDNodeOrder);
|
||||
SDValue LogOfExponent = DAG.getNode(ISD::FMUL, dl, MVT::f32, Exp,
|
||||
getF32Constant(DAG, 0x3e9a209a));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(LogOfExponent.getNode(), SDNodeOrder);
|
||||
|
||||
// Get the significand and build it into a floating-point number with
|
||||
// exponent of 1.
|
||||
SDValue X = GetSignificand(DAG, Op1, dl);
|
||||
SDValue X = GetSignificand(DAG, Op1, dl, SDNodeOrder);
|
||||
|
||||
if (LimitFloatPrecision <= 6) {
|
||||
// For floating-point precision of 6:
|
||||
@ -3524,6 +3739,14 @@ SelectionDAGBuilder::visitLog10(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log10ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log10ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
|
||||
// For floating-point precision of 12:
|
||||
//
|
||||
@ -3546,6 +3769,16 @@ SelectionDAGBuilder::visitLog10(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log10ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log10ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
|
||||
// For floating-point precision of 18:
|
||||
//
|
||||
@ -3576,12 +3809,29 @@ SelectionDAGBuilder::visitLog10(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::FADD, dl,
|
||||
MVT::f32, LogOfExponent, Log10ofMantissa);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(Log10ofMantissa.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// No special expansion.
|
||||
result = DAG.getNode(ISD::FLOG10, dl,
|
||||
getValue(I.getOperand(1)).getValueType(),
|
||||
getValue(I.getOperand(1)));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
setValue(&I, result);
|
||||
@ -3600,6 +3850,9 @@ SelectionDAGBuilder::visitExp2(CallInst &I) {
|
||||
|
||||
SDValue IntegerPartOfX = DAG.getNode(ISD::FP_TO_SINT, dl, MVT::i32, Op);
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
|
||||
|
||||
// FractionalPartOfX = x - (float)IntegerPartOfX;
|
||||
SDValue t1 = DAG.getNode(ISD::SINT_TO_FP, dl, MVT::f32, IntegerPartOfX);
|
||||
SDValue X = DAG.getNode(ISD::FSUB, dl, MVT::f32, Op, t1);
|
||||
@ -3608,6 +3861,12 @@ SelectionDAGBuilder::visitExp2(CallInst &I) {
|
||||
IntegerPartOfX = DAG.getNode(ISD::SHL, dl, MVT::i32, IntegerPartOfX,
|
||||
DAG.getConstant(23, TLI.getPointerTy()));
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(X.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
if (LimitFloatPrecision <= 6) {
|
||||
// For floating-point precision of 6:
|
||||
//
|
||||
@ -3629,6 +3888,16 @@ SelectionDAGBuilder::visitExp2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
|
||||
// For floating-point precision of 12:
|
||||
//
|
||||
@ -3654,6 +3923,18 @@ SelectionDAGBuilder::visitExp2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
|
||||
// For floating-point precision of 18:
|
||||
//
|
||||
@ -3690,12 +3971,33 @@ SelectionDAGBuilder::visitExp2(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t9.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t10.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t11.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t12.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t13.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t14.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// No special expansion.
|
||||
result = DAG.getNode(ISD::FEXP2, dl,
|
||||
getValue(I.getOperand(1)).getValueType(),
|
||||
getValue(I.getOperand(1)));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
setValue(&I, result);
|
||||
@ -3737,10 +4039,20 @@ SelectionDAGBuilder::visitPow(CallInst &I) {
|
||||
SDValue t1 = DAG.getNode(ISD::SINT_TO_FP, dl, MVT::f32, IntegerPartOfX);
|
||||
SDValue X = DAG.getNode(ISD::FSUB, dl, MVT::f32, t0, t1);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t0.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t1.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(X.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
// IntegerPartOfX <<= 23;
|
||||
IntegerPartOfX = DAG.getNode(ISD::SHL, dl, MVT::i32, IntegerPartOfX,
|
||||
DAG.getConstant(23, TLI.getPointerTy()));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(IntegerPartOfX.getNode(), SDNodeOrder);
|
||||
|
||||
if (LimitFloatPrecision <= 6) {
|
||||
// For floating-point precision of 6:
|
||||
//
|
||||
@ -3762,6 +4074,16 @@ SelectionDAGBuilder::visitPow(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else if (LimitFloatPrecision > 6 && LimitFloatPrecision <= 12) {
|
||||
// For floating-point precision of 12:
|
||||
//
|
||||
@ -3787,6 +4109,18 @@ SelectionDAGBuilder::visitPow(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
} else { // LimitFloatPrecision > 12 && LimitFloatPrecision <= 18
|
||||
// For floating-point precision of 18:
|
||||
//
|
||||
@ -3823,6 +4157,24 @@ SelectionDAGBuilder::visitPow(CallInst &I) {
|
||||
|
||||
result = DAG.getNode(ISD::BIT_CONVERT, dl,
|
||||
MVT::f32, TwoToFractionalPartOfX);
|
||||
|
||||
if (DisableScheduling) {
|
||||
DAG.AssignOrdering(t2.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t3.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t4.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t5.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t6.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t7.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t8.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t9.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t10.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t11.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t12.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t13.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(t14.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(TwoToFractionalPartOfX.getNode(), SDNodeOrder);
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// No special expansion.
|
||||
@ -3830,6 +4182,9 @@ SelectionDAGBuilder::visitPow(CallInst &I) {
|
||||
getValue(I.getOperand(1)).getValueType(),
|
||||
getValue(I.getOperand(1)),
|
||||
getValue(I.getOperand(2)));
|
||||
|
||||
if (DisableScheduling)
|
||||
DAG.AssignOrdering(result.getNode(), SDNodeOrder);
|
||||
}
|
||||
|
||||
setValue(&I, result);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user