Generate Neon VTBL and VTBX instructions from the corresponding intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78835 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 30 insertions, 0 deletions

diff --git a/lib/Target/ARM/NEONPreAllocPass.cpp b/lib/Target/ARM/NEONPreAllocPass.cpp
index 9c790e2..f1f3b31 100644
--- a/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -83,6 +83,36 @@ static bool isNEONMultiRegOp(int Opcode, unsigned &FirstOpnd,
     FirstOpnd = 3;
     NumRegs = 4;
     return true;
+
+  case ARM::VTBL2:
+    FirstOpnd = 1;
+    NumRegs = 2;
+    return true;
+
+  case ARM::VTBL3:
+    FirstOpnd = 1;
+    NumRegs = 3;
+    return true;
+
+  case ARM::VTBL4:
+    FirstOpnd = 1;
+    NumRegs = 4;
+    return true;
+
+  case ARM::VTBX2:
+    FirstOpnd = 2;
+    NumRegs = 2;
+    return true;
+
+  case ARM::VTBX3:
+    FirstOpnd = 2;
+    NumRegs = 3;
+    return true;
+
+  case ARM::VTBX4:
+    FirstOpnd = 2;
+    NumRegs = 4;
+    return true;
   }
 
   return false;