From: Eli Friedman Date: Wed, 7 Dec 2011 03:55:52 +0000 (+0000) Subject: Zap unnecessary isIntDivCheap() check. PR11485. No testcase because this doesn... X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=1c663fee566546fc5622ffb4f169438bbd495fbf;p=oota-llvm.git Zap unnecessary isIntDivCheap() check. PR11485. No testcase because this doesn't affect any in-tree target. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146015 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 2824fdb8860..9f628e95403 100644 --- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -1777,7 +1777,7 @@ SDValue DAGCombiner::visitSDIV(SDNode *N) { N0, N1); } // fold (sdiv X, pow2) -> simple ops after legalize - if (N1C && !N1C->isNullValue() && !TLI.isIntDivCheap() && + if (N1C && !N1C->isNullValue() && (N1C->getAPIntValue().isPowerOf2() || (-N1C->getAPIntValue()).isPowerOf2())) { // If dividing by powers of two is cheap, then don't perform the following