Make log, log2, log10, exp, exp2 use Expand by

default.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56471 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 12 insertions, 0 deletions

diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 05ba5a8ef6..a85890a433 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -430,6 +430,18 @@ TargetLowering::TargetLowering(TargetMachine &tm)
   setOperationAction(ISD::ConstantFP, MVT::f64, Expand);
   setOperationAction(ISD::ConstantFP, MVT::f80, Expand);
 
+  // These library functions default to expand.
+  setOperationAction(ISD::FLOG , MVT::f64, Expand);
+  setOperationAction(ISD::FLOG2, MVT::f64, Expand);
+  setOperationAction(ISD::FLOG10,MVT::f64, Expand);
+  setOperationAction(ISD::FEXP , MVT::f64, Expand);
+  setOperationAction(ISD::FEXP2, MVT::f64, Expand);
+  setOperationAction(ISD::FLOG , MVT::f32, Expand);
+  setOperationAction(ISD::FLOG2, MVT::f32, Expand);
+  setOperationAction(ISD::FLOG10,MVT::f32, Expand);
+  setOperationAction(ISD::FEXP , MVT::f32, Expand);
+  setOperationAction(ISD::FEXP2, MVT::f32, Expand);
+
   // Default ISD::TRAP to expand (which turns it into abort).
   setOperationAction(ISD::TRAP, MVT::Other, Expand);