From 308f6630a3f413ab32763bc78ab7802df372751d Mon Sep 17 00:00:00 2001
From: Viktor Kutuzov <vkutuzov@accesssoftek.com>
Date: Wed, 25 Nov 2009 22:44:18 +0000
Subject: [PATCH] Rollback changes r89516: Added two
 SubtargetFeatures::AddFeatures methods, which accept a comma-separated string
 or already parsed command line parameters as input, and some code
 re-factoring to use these new methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89893 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Target/SubtargetFeature.h |  7 -------
 lib/Target/SubtargetFeature.cpp        | 27 ---------------------------
 tools/lto/LTOCodeGenerator.cpp         | 13 +++----------
 3 files changed, 3 insertions(+), 44 deletions(-)

diff --git a/include/llvm/Target/SubtargetFeature.h b/include/llvm/Target/SubtargetFeature.h
index fb5dba1f6db..38a3cc2fefa 100644
--- a/include/llvm/Target/SubtargetFeature.h
+++ b/include/llvm/Target/SubtargetFeature.h
@@ -22,7 +22,6 @@
 #include <vector>
 #include <cstring>
 #include "llvm/ADT/Triple.h"
-#include "llvm/Support/CommandLine.h"
 #include "llvm/System/DataTypes.h"
 
 namespace llvm {
@@ -94,12 +93,6 @@ public:
   /// Adding Features.
   void AddFeature(const std::string &String, bool IsEnabled = true);
            
-  /// Add a set of features from the comma-separated string.
-  void AddFeatures(const std::string &String);
-
-  /// Add a set of features from the parsed command line parameters.
-  void AddFeatures(const cl::list<std::string> &List);
-
   /// Get feature bits.
   uint32_t getBits(const SubtargetFeatureKV *CPUTable,
                          size_t CPUTableSize,
diff --git a/lib/Target/SubtargetFeature.cpp b/lib/Target/SubtargetFeature.cpp
index 1085668a762..590574ef398 100644
--- a/lib/Target/SubtargetFeature.cpp
+++ b/lib/Target/SubtargetFeature.cpp
@@ -110,33 +110,6 @@ void SubtargetFeatures::AddFeature(const std::string &String,
   }
 }
 
-/// Add a set of features from the comma-separated string.
-void SubtargetFeatures::AddFeatures(const std::string &String)
-{
-  std::vector<std::string> _Features;
-
-  Split(_Features, String);
-  // Nothing is specified.
-  if (_Features.size() == 0)
-    return;
-
-  for (std::vector<std::string>::iterator it = _Features.begin(),
-          end = _Features.end(); it != end; ++it) {
-    // AddFeature will take care of feature string normalization.
-    AddFeature(*it);
-  }
-}
-
-/// Add a set of features from the parsed command line parameters.
-void SubtargetFeatures::AddFeatures(const cl::list<std::string> &List)
-{
-  for (cl::list<std::string>::const_iterator it = List.begin(),
-          end = List.end(); it != end; ++it) {
-    // AddFeature will take care of feature string normalization.
-    AddFeature(*it);
-  }
-}
-
 /// Find KV in array using binary search.
 template<typename T> const T *Find(const std::string &S, const T *A, size_t L) {
   // Make the lower bound element we're looking for
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index f079c2e3601..060fc4fdb05 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -304,17 +304,10 @@ bool LTOCodeGenerator::determineTarget(std::string& errMsg)
             break;
         }
 
-        // Prepare subtarget feature set for the given command line options.
-        SubtargetFeatures features;
-
-        // Set the rest of features by default.
-        // Note: Please keep this after all explict feature settings to make sure
-        // defaults will not override explicitly set options.
-        features.AddFeatures(
-            SubtargetFeatures::getDefaultSubtargetFeatures(llvm::Triple(Triple)));
-
         // construct LTModule, hand over ownership of module and target
-        _target = march->createTargetMachine(Triple, features.getString());
+        const std::string FeatureStr =
+            SubtargetFeatures::getDefaultSubtargetFeatures(llvm::Triple(Triple));
+        _target = march->createTargetMachine(Triple, FeatureStr);
     }
     return false;
 }
-- 
2.11.0