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| author | Jakub Staszak <kubastaszak@gmail.com> | 2013-02-16 13:34:26 +0000 |
|---|---|---|
| committer | Jakub Staszak <kubastaszak@gmail.com> | 2013-02-16 13:34:26 +0000 |
| commit | 30fcfc39e2abdb7765c282e8c9d4c63c3d4f83b1 (patch) | |
| tree | 8cbda6e9b47e97ebe4b924d76dbc28bce03b66c7 | |
| parent | a293782b176122eff579eaa2771933ce549b20a7 (diff) | |
Minor cleanups. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175359 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index 02ac8bfb89..f0e03529d1 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -2655,8 +2655,7 @@ X86TargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI, // This isn't right, although it's probably harmless on x86; liveouts // should be computed from returns not tail calls. Consider a void // function making a tail call to a function returning int. - return DAG.getNode(X86ISD::TC_RETURN, dl, - NodeTys, &Ops[0], Ops.size()); + return DAG.getNode(X86ISD::TC_RETURN, dl, NodeTys, &Ops[0], Ops.size()); } Chain = DAG.getNode(X86ISD::CALL, dl, NodeTys, &Ops[0], Ops.size()); @@ -4222,10 +4221,11 @@ static unsigned getShuffleCLImmediate(ShuffleVectorSDNode *N) { /// isZeroNode - Returns true if Elt is a constant zero or a floating point /// constant +0.0. bool X86::isZeroNode(SDValue Elt) { - return ((isa<ConstantSDNode>(Elt) && - cast<ConstantSDNode>(Elt)->isNullValue()) || - (isa<ConstantFPSDNode>(Elt) && - cast<ConstantFPSDNode>(Elt)->getValueAPF().isPosZero())); + if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(Elt)) + return CN->isNullValue(); + if (ConstantFPSDNode *CFP = dyn_cast<ConstantFPSDNode>(Elt)) + return CFP->getValueAPF().isPosZero(); + return false; } /// CommuteVectorShuffle - Swap vector_shuffle operands as well as values in @@ -15675,7 +15675,7 @@ static SDValue PerformCMOVCombine(SDNode *N, SelectionDAG &DAG, ConstantSDNode *CmpAgainst = 0; if ((Cond.getOpcode() == X86ISD::CMP || Cond.getOpcode() == X86ISD::SUB) && (CmpAgainst = dyn_cast<ConstantSDNode>(Cond.getOperand(1))) && - dyn_cast<ConstantSDNode>(Cond.getOperand(0)) == 0) { + !isa<ConstantSDNode>(Cond.getOperand(0))) { if (CC == X86::COND_NE && CmpAgainst == dyn_cast<ConstantSDNode>(FalseOp)) { @@ -15955,8 +15955,7 @@ static SDValue CMPEQCombine(SDNode *N, SelectionDAG &DAG, if (VT == MVT::f32 || VT == MVT::f64) { bool ExpectingFlags = false; // Check for any users that want flags: - for (SDNode::use_iterator UI = N->use_begin(), - UE = N->use_end(); + for (SDNode::use_iterator UI = N->use_begin(), UE = N->use_end(); !ExpectingFlags && UI != UE; ++UI) switch (UI->getOpcode()) { default: |