From 12789b6d97974abefcad84949d13d02edd001ca5 Mon Sep 17 00:00:00 2001
From: Cameron Hart <cameron.hart@gmail.com>
Date: Sun, 10 Jul 2016 23:55:53 +1000
Subject: [PATCH] Add accessors for MCSubtargetInfo CPU and Feature tables

This is needed for `-C target-cpu=help` and `-C target-feature=help` in rustc
---
 include/llvm/MC/MCSubtargetInfo.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/llvm/MC/MCSubtargetInfo.h b/include/llvm/MC/MCSubtargetInfo.h
index b3ce523d9c0c..91a459f0a9b5 100644
--- a/include/llvm/MC/MCSubtargetInfo.h
+++ b/include/llvm/MC/MCSubtargetInfo.h
@@ -172,10 +172,19 @@ class MCSubtargetInfo {
     return Found != ProcDesc.end() && StringRef(Found->Key) == CPU;
   }
 
+
   /// Returns string representation of scheduler comment
   virtual std::string getSchedInfoStr(MCInst const &MCI) const {
     return {};
   }
+
+  ArrayRef<SubtargetFeatureKV> getCPUTable() const {
+    return ProcDesc;
+  }
+
+  ArrayRef<SubtargetFeatureKV> getFeatureTable() const {
+    return ProcFeatures;
+  }
 };
 
 } // end namespace llvm