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

2 files changed, 1 insertions, 12 deletions

diff --git a/include/llvm/CodeGen/CommandFlags.h b/include/llvm/CodeGen/CommandFlags.h
index fd1d67b..22bea34 100644
--- a/include/llvm/CodeGen/CommandFlags.h
+++ b/include/llvm/CodeGen/CommandFlags.h
@@ -110,11 +110,6 @@ DisableFPElim("disable-fp-elim",
               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"),
                 cl::init(false));
diff --git a/include/llvm/Target/TargetOptions.h b/include/llvm/Target/TargetOptions.h
index 04b2080..feba340 100644
--- a/include/llvm/Target/TargetOptions.h
+++ b/include/llvm/Target/TargetOptions.h
@@ -42,7 +42,7 @@ namespace llvm {
   public:
     TargetOptions()
         : PrintMachineCode(false), NoFramePointerElim(false),
-          NoFramePointerElimNonLeaf(false), LessPreciseFPMADOption(false),
+          LessPreciseFPMADOption(false),
           UnsafeFPMath(false), NoInfsFPMath(false),
           NoNaNsFPMath(false), HonorSignDependentRoundingFPMathOption(false),
           UseSoftFloat(false), NoZerosInBSS(false),
@@ -64,12 +64,6 @@ namespace llvm {
     /// elimination optimization, this option should disable it.
     unsigned NoFramePointerElim : 1;
 
-    /// NoFramePointerElimNonLeaf - This flag is enabled when the
-    /// -disable-non-leaf-fp-elim is specified on the command line. If the
-    /// target supports the frame pointer elimination optimization, this option
-    /// should disable it for non-leaf functions.
-    unsigned NoFramePointerElimNonLeaf : 1;
-
     /// DisableFramePointerElim - This returns true if frame pointer elimination
     /// optimization should be disabled for the given machine function.
     bool DisableFramePointerElim(const MachineFunction &MF) const;