From 0fb5a667607668c4babf068a47dde361e42d4184 Mon Sep 17 00:00:00 2001
From: Misha Brukman <brukman+llvm@gmail.com>
Date: Mon, 21 Jun 2004 21:08:45 +0000
Subject: [PATCH] Implement `NoFPElim' in a target-agnostic fashion so it can
 be shared.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14297 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/TargetMachine.cpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/Target/TargetMachine.cpp b/lib/Target/TargetMachine.cpp
index 051ebf07b4b..f5bbdd15d5e 100644
--- a/lib/Target/TargetMachine.cpp
+++ b/lib/Target/TargetMachine.cpp
@@ -11,9 +11,9 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/Target/TargetMachine.h"
 #include "llvm/Type.h"
 #include "llvm/CodeGen/IntrinsicLowering.h"
+#include "llvm/Target/TargetMachine.h"
 #include "Support/CommandLine.h"
 using namespace llvm;
 
@@ -23,11 +23,18 @@ using namespace llvm;
 
 namespace llvm { 
   bool PrintMachineCode;
+  bool NoFPElim;
 };
+
 namespace {
   cl::opt<bool, true> PrintCode("print-machineinstrs",
     cl::desc("Print generated machine code"),
     cl::location(PrintMachineCode), cl::init(false));
+
+  cl::opt<bool, true> 
+    DisableFPElim("disable-fp-elim",
+                  cl::desc("Disable frame pointer elimination optimization"),
+                  cl::location(NoFPElim), cl::init(false));
 };
 
 //---------------------------------------------------------------------------