diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 23ee9f5e58f4..a76c7a15b0dc 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -2376,8 +2376,8 @@ SDValue DAGCombiner::visitSDIV(SDNode *N) { return Op; // sdiv, srem -> sdivrem - // If the divisor is constant, then return DIVREM only if isIntDivCheap() is true. - // Otherwise, we break the simplification logic in visitREM(). + // If the divisor is constant, then return DIVREM only if isIntDivCheap() is + // true. Otherwise, we break the simplification logic in visitREM(). if (!N1C || TLI.isIntDivCheap(N->getValueType(0), Attr)) if (SDValue DivRem = useDivRem(N)) return DivRem; @@ -2441,8 +2441,8 @@ SDValue DAGCombiner::visitUDIV(SDNode *N) { return Op; // sdiv, srem -> sdivrem - // If the divisor is constant, then return DIVREM only if isIntDivCheap() is true. - // Otherwise, we break the simplification logic in visitREM(). + // If the divisor is constant, then return DIVREM only if isIntDivCheap() is + // true. Otherwise, we break the simplification logic in visitREM(). if (!N1C || TLI.isIntDivCheap(N->getValueType(0), Attr)) if (SDValue DivRem = useDivRem(N)) return DivRem; @@ -8885,7 +8885,7 @@ SDValue DAGCombiner::visitFMA(SDNode *N) { // Combine multiple FDIVs with the same divisor into multiple FMULs by the // reciprocal. // E.g., (a / D; b / D;) -> (recip = 1.0 / D; a * recip; b * recip) -// Notice that this is not always beneficial. One reason is different target +// Notice that this is not always beneficial. One reason is different targets // may have different costs for FDIV and FMUL, so sometimes the cost of two // FDIVs may be lower than the cost of one FDIV and two FMULs. Another reason // is the critical path is increased from "one FDIV" to "one FDIV + one FMUL".