Revert r60042. IndVarSimplify should check if APFloat is PPCDoubleDouble first before trying to convert it to an integer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60072 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/APFloat.cpp b/lib/Support/APFloat.cpp
index 128fee4..a65e55a 100644
--- a/lib/Support/APFloat.cpp
+++ b/lib/Support/APFloat.cpp
@@ -117,11 +117,6 @@
            && "Compile-time arithmetic does not support these semantics");
   }
 
-  static inline bool
-  isArithmeticOk(const llvm::fltSemantics &semantics) {
-    return semantics.arithmeticOK;
-  }
-
   /* Return the value of a decimal exponent of the form
      [+-]ddddddd.
 
@@ -1792,8 +1787,7 @@
   const integerPart *src;
   unsigned int dstPartsCount, truncatedBits;
 
-  if (!isArithmeticOk(*semantics))
-    return opInvalidOp;
+  assertArithmeticOK(*semantics);
 
   *isExact = false;