Split -enable-finite-only-fp-math to two options:
-enable-no-nans-fp-math and -enable-no-infs-fp-math. All of the current codegen fp math optimizations only care whether the fp arithmetics arguments and results can never be NaN.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108465 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/Analysis.cpp b/lib/CodeGen/Analysis.cpp
index f71eee5..a20d810 100644
--- a/lib/CodeGen/Analysis.cpp
+++ b/lib/CodeGen/Analysis.cpp
@@ -171,7 +171,7 @@
FOC = FPC = ISD::SETFALSE;
break;
}
- if (FiniteOnlyFPMath())
+ if (NoNaNsFPMath)
return FOC;
else
return FPC;
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index e83a034..27d7a82 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2236,7 +2236,7 @@
bool SelectionDAG::isKnownNeverNaN(SDValue Op) const {
// If we're told that NaNs won't happen, assume they won't.
- if (FiniteOnlyFPMath())
+ if (NoNaNsFPMath)
return true;
// If the value is a constant, we can obviously see if it is a NaN or not.