Make stack alignment options global for all targets


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50157 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index 71b5cb3..e0f350c 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -16,6 +16,7 @@
 #include "llvm/Module.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetOptions.h"
 using namespace llvm;
 
 cl::opt<X86Subtarget::AsmWriterFlavorTy>
@@ -26,10 +27,6 @@
     clEnumValN(X86Subtarget::Intel, "intel", "  Emit Intel-style assembly"),
     clEnumValEnd));
 
-cl::opt<unsigned>
-StackAlignment("stack-alignment", cl::init(0),
-               cl::desc("Override default stack alignment"));
-
 
 /// True if accessing the GV requires an extra load. For Windows, dllimported
 /// symbols are indirect, loading the value at address GV rather then the