diff options
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index aee6455713a..407a8747746 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -11779,7 +11779,7 @@ SDValue DAGCombiner::BuildReciprocalEstimate(SDValue Op) { TargetLowering::DAGCombinerInfo DCI(DAG, Level, false, this); unsigned Iterations; - if (SDValue Est = TLI.getEstimate(ISD::FDIV, Op, DCI, Iterations)) { + if (SDValue Est = TLI.getRecipEstimate(Op, DCI, Iterations)) { // Newton iteration for a function: F(X) is X_{i+1} = X_i - F(X_i)/F'(X_i) // For the reciprocal, we need to find the zero of the function: // F(X) = A X - 1 [which has a zero at X = 1/A] @@ -11820,7 +11820,7 @@ SDValue DAGCombiner::BuildRsqrtEstimate(SDValue Op) { // Expose the DAG combiner to the target combiner implementations. TargetLowering::DAGCombinerInfo DCI(DAG, Level, false, this); unsigned Iterations; - if (SDValue Est = TLI.getEstimate(ISD::FSQRT, Op, DCI, Iterations)) { + if (SDValue Est = TLI.getRsqrtEstimate(Op, DCI, Iterations)) { // Newton iteration for a function: F(X) is X_{i+1} = X_i - F(X_i)/F'(X_i) // For the reciprocal sqrt, we need to find the zero of the function: // F(X) = 1/X^2 - A [which has a zero at X = 1/sqrt(A)] |
