Bump up MAX_SUBTARGET_FEATURES

Summary:
Currently, ARMGenSubtargetInfo (from ARM.td) is reaching the limit of 96:
  enum : uint64_t {
       ...
       XScale = 95
  };
       
We need to bump the maximum value up to accommodate future changes and/or customized subtarget definitions. 

Reviewers: apazos, t.p.northover

Subscribers: llvm-commits, aemerson

Differential Revision: http://reviews.llvm.org/D15514

llvm-svn: 255616

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/include/llvm/MC/SubtargetFeature.h b/llvm/include/llvm/MC/SubtargetFeature.h
index 8edd798f153..0d97b226d72 100644
--- a/llvm/include/llvm/MC/SubtargetFeature.h
+++ b/llvm/include/llvm/MC/SubtargetFeature.h
@@ -30,7 +30,7 @@ namespace llvm {
 // A container class for subtarget features.
 // This is convenient because std::bitset does not have a constructor
 // with an initializer list of set bits.
-const unsigned MAX_SUBTARGET_FEATURES = 96;
+const unsigned MAX_SUBTARGET_FEATURES = 128;
 class FeatureBitset : public std::bitset<MAX_SUBTARGET_FEATURES> {
 public:
   // Cannot inherit constructors because it's not supported by VC++..