Revert 196544 due to internal bot failures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196732 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 0 insertions, 31 deletions

diff --git a/lib/Target/TargetLibraryInfo.cpp b/lib/Target/TargetLibraryInfo.cpp
index 753562077f..3e68fe16d4 100644
--- a/lib/Target/TargetLibraryInfo.cpp
+++ b/lib/Target/TargetLibraryInfo.cpp
@@ -401,31 +401,6 @@ static void initialize(TargetLibraryInfo &TLI, const Triple &T,
     TLI.setAvailableWithName(LibFunc::fputs, "fputs$UNIX2003");
   }
 
-  // exp10 and exp10f are not available on OS X until 10.9 and iOS until 7.0
-  // and their names are __exp10 and __exp10f. exp10l is not available on
-  // OS X or iOS.
-  if (T.isMacOSX()) {
-    TLI.setUnavailable(LibFunc::exp10l);
-    if (T.isMacOSXVersionLT(10, 9)) {
-      TLI.setUnavailable(LibFunc::exp10);
-      TLI.setUnavailable(LibFunc::exp10f);
-    } else {
-      TLI.setAvailableWithName(LibFunc::exp10, "__exp10");
-      TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f");
-    }
-  }
-
-  if (T.getOS() == Triple::IOS) {
-    TLI.setUnavailable(LibFunc::exp10l);
-    if (T.isOSVersionLT(7, 0)) {
-      TLI.setUnavailable(LibFunc::exp10);
-      TLI.setUnavailable(LibFunc::exp10f);
-    } else {
-      TLI.setAvailableWithName(LibFunc::exp10, "__exp10");
-      TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f");
-    }
-  }
-
   // iprintf and friends are only available on XCore and TCE.
   if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce) {
     TLI.setUnavailable(LibFunc::iprintf);
diff --git a/lib/Transforms/Utils/SimplifyLibCalls.cpp b/lib/Transforms/Utils/SimplifyLibCalls.cpp
index b555cf8bdd..15b3e66f94 100644
--- a/lib/Transforms/Utils/SimplifyLibCalls.cpp
+++ b/lib/Transforms/Utils/SimplifyLibCalls.cpp
@@ -1162,12 +1162,6 @@ struct PowOpt : public UnsafeFPLibCallOptimization {
           hasUnaryFloatFn(TLI, Op1->getType(), LibFunc::exp2, LibFunc::exp2f,
                           LibFunc::exp2l))
         return EmitUnaryFloatFnCall(Op2, "exp2", B, Callee->getAttributes());
-      // pow(10.0, x) -> exp10(x)
-      if (Op1C->isExactlyValue(10.0) &&
-          hasUnaryFloatFn(TLI, Op1->getType(), LibFunc::exp10, LibFunc::exp10f,
-                          LibFunc::exp10l))
-        return EmitUnaryFloatFnCall(Op2, TLI->getName(LibFunc::exp10), B,
-                                    Callee->getAttributes());
     }
 
     ConstantFP *Op2C = dyn_cast<ConstantFP>(Op2);