Replace the "NoFramePointerElimNonLeaf" target option with a function attribute.

There's no need to specify a flag to omit frame pointer elimination on non-leaf
nodes...(Honestly, I can't parse that option out.) Use the function attribute
stuff instead.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187093 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/CommandFlags.h

@@ -109,11 +109,6 @@ DisableFPElim("disable-fp-elim",
               cl::desc("Disable frame pointer elimination optimization"),
               cl::init(false));
 
-cl::opt<bool>
-DisableFPElimNonLeaf("disable-non-leaf-fp-elim",
-  cl::desc("Disable frame pointer elimination optimization for non-leaf funcs"),
-  cl::init(false));
-
 cl::opt<bool>
 EnableUnsafeFPMath("enable-unsafe-fp-math",
                 cl::desc("Enable optimizations that may decrease FP precision"),