Implement Neon VST[234] operations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78330 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/NEONPreAllocPass.cpp b/lib/Target/ARM/NEONPreAllocPass.cpp
index bf9a72b..9c790e2 100644
--- a/lib/Target/ARM/NEONPreAllocPass.cpp
+++ b/lib/Target/ARM/NEONPreAllocPass.cpp
@@ -62,6 +62,27 @@
     FirstOpnd = 0;
     NumRegs = 4;
     return true;
+
+  case ARM::VST2d8:
+  case ARM::VST2d16:
+  case ARM::VST2d32:
+    FirstOpnd = 3;
+    NumRegs = 2;
+    return true;
+
+  case ARM::VST3d8:
+  case ARM::VST3d16:
+  case ARM::VST3d32:
+    FirstOpnd = 3;
+    NumRegs = 3;
+    return true;
+
+  case ARM::VST4d8:
+  case ARM::VST4d16:
+  case ARM::VST4d32:
+    FirstOpnd = 3;
+    NumRegs = 4;
+    return true;
   }
 
   return false;