Add codegen support for NEON vld3 intrinsics with <1 x i64> vectors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@83506 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/ARMISelDAGToDAG.cpp b/lib/Target/ARM/ARMISelDAGToDAG.cpp
index 27b0ed2..c68c645 100644
--- a/lib/Target/ARM/ARMISelDAGToDAG.cpp
+++ b/lib/Target/ARM/ARMISelDAGToDAG.cpp
@@ -1396,6 +1396,7 @@
         case MVT::v4i16: Opc = ARM::VLD3d16; break;
         case MVT::v2f32:
         case MVT::v2i32: Opc = ARM::VLD3d32; break;
+        case MVT::v1i64: Opc = ARM::VLD3d64; break;
         }
         SDValue Chain = N->getOperand(0);
         const SDValue Ops[] = { MemAddr, MemUpdate, MemOpc, Chain };
diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td
index 11117cc..e7601b2 100644
--- a/lib/Target/ARM/ARMInstrNEON.td
+++ b/lib/Target/ARM/ARMInstrNEON.td
@@ -215,6 +215,10 @@
 def  VLD3d8   : VLD3D<0b0000, "vld3.8">;
 def  VLD3d16  : VLD3D<0b0100, "vld3.16">;
 def  VLD3d32  : VLD3D<0b1000, "vld3.32">;
+def  VLD3d64  : NLdSt<0,0b10,0b0110,0b1100,
+                      (outs DPR:$dst1, DPR:$dst2, DPR:$dst3),
+                      (ins addrmode6:$addr), IIC_VLD1,
+                      "vld1.64\t\\{$dst1,$dst2,$dst3\\}, $addr", "", []>;
 
 // vld3 to double-spaced even registers.
 def  VLD3q8a  : VLD3WB<0b0000, "vld3.8">;
diff --git a/lib/Target/ARM/NEONPreAllocPass.cpp b/lib/Target/ARM/NEONPreAllocPass.cpp
index e795e1a..52a43aa 100644
--- a/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -67,6 +67,7 @@
   case ARM::VLD3d8:
   case ARM::VLD3d16:
   case ARM::VLD3d32:
+  case ARM::VLD3d64:
   case ARM::VLD3LNd8:
   case ARM::VLD3LNd16:
   case ARM::VLD3LNd32: