Add a flag for indirect branch instructions.

Target maintainers: please check that the instructions for your target are correctly marked.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44012 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 5 insertions, 0 deletions

diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h
index 1432b5f215..a0596e47c6 100644
--- a/include/llvm/Target/TargetInstrInfo.h
+++ b/include/llvm/Target/TargetInstrInfo.h
@@ -48,6 +48,7 @@ const unsigned M_BARRIER_FLAG          = 1 << 3;
 const unsigned M_DELAY_SLOT_FLAG       = 1 << 4;
 const unsigned M_LOAD_FLAG             = 1 << 5;
 const unsigned M_STORE_FLAG            = 1 << 6;
+const unsigned M_INDIRECT_FLAG         = 1 << 7;
 
 // M_CONVERTIBLE_TO_3_ADDR - This is a 2-address instruction which can be
 // changed into a 3-address instruction if the first two operands cannot be
@@ -237,6 +238,10 @@ public:
     return get(Opcode).Flags & M_BRANCH_FLAG;
   }
   
+  bool isIndirectBranch(MachineOpCode Opcode) const {
+    return get(Opcode).Flags & M_INDIRECT_FLAG;
+  }
+  
   /// isBarrier - Returns true if the specified instruction stops control flow
   /// from executing the instruction immediately following it.  Examples include
   /// unconditional branches and return instructions.