X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=blobdiff_plain;f=lib%2FCodeGen%2FSelectionDAG%2FSelectionDAGBuilder.cpp;h=85b2d5f62ff2bc0e6eba0c369a527236aa82c803;hp=329c1706171d25f16aafbf07bf06aa7f5c1ad805;hb=45b5f7e457423d324c24bf8ebdbcad687faec2b2;hpb=6b2ae13ea345c1b5811f94614a63b07a983886b4

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 329c1706171..85b2d5f62ff 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -2238,17 +2238,11 @@ void SelectionDAGBuilder::visitSDiv(const User &I) {
   SDValue Op1 = getValue(I.getOperand(0));
   SDValue Op2 = getValue(I.getOperand(1));
 
-  // Turn exact SDivs into multiplications.
-  // FIXME: This should be in DAGCombiner, but it doesn't have access to the
-  // exact bit.
-  if (isa<BinaryOperator>(&I) && cast<BinaryOperator>(&I)->isExact() &&
-      !isa<ConstantSDNode>(Op1) &&
-      isa<ConstantSDNode>(Op2) && !cast<ConstantSDNode>(Op2)->isNullValue())
-    setValue(&I, DAG.getTargetLoweringInfo()
-                     .BuildExactSDIV(Op1, Op2, getCurSDLoc(), DAG));
-  else
-    setValue(&I, DAG.getNode(ISD::SDIV, getCurSDLoc(), Op1.getValueType(),
-                             Op1, Op2));
+  SDNodeFlags Flags;
+  Flags.setExact(isa<PossiblyExactOperator>(&I) &&
+                 cast<PossiblyExactOperator>(&I)->isExact());
+  setValue(&I, DAG.getNode(ISD::SDIV, getCurSDLoc(), Op1.getValueType(), Op1,
+                           Op2, &Flags));
 }
 
 void SelectionDAGBuilder::visitICmp(const User &I) {