Power8 and later support fusing addis/addi and addis/ld instruction

pairs that use the same register to execute as a single instruction.
No Functional Change

Patch by Kyle Butt!

llvm-svn: 253724

1 files changed, 2 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.h b/llvm/lib/Target/PowerPC/PPCSubtarget.h
index b21931b1b2d..105ceae4e36 100644
--- a/llvm/lib/Target/PowerPC/PPCSubtarget.h
+++ b/llvm/lib/Target/PowerPC/PPCSubtarget.h
@@ -119,6 +119,7 @@ protected:
   bool HasPartwordAtomics;
   bool HasDirectMove;
   bool HasHTM;
+  bool HasFusion;
 
   /// When targeting QPX running a stock PPC64 Linux kernel where the stack
   /// alignment has not been changed, we need to keep the 16-byte alignment
@@ -254,6 +255,7 @@ public:
     return 16;
   }
   bool hasHTM() const { return HasHTM; }
+  bool hasFusion() const { return HasFusion; }
 
   const Triple &getTargetTriple() const { return TargetTriple; }