[Power9] Add support for -mcpu=pwr9 in the back end

This patch corresponds to review:
http://reviews.llvm.org/D19683

Simply adds the bits for being able to specify -mcpu=pwr9 to the back end.

llvm-svn: 268950

1 files changed, 1 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.h b/llvm/lib/Target/PowerPC/PPCSubtarget.h
index da7df797095..55500d3eb4b 100644
--- a/llvm/lib/Target/PowerPC/PPCSubtarget.h
+++ b/llvm/lib/Target/PowerPC/PPCSubtarget.h
@@ -56,6 +56,7 @@ namespace PPC {
     DIR_PWR6X,
     DIR_PWR7,
     DIR_PWR8,
+    DIR_PWR9,
     DIR_64
   };
 }