Hexagon: Add V4 combine instructions and some more Def Pats for V2.

llvm-svn: 174331
diff --git a/llvm/test/CodeGen/Hexagon/struct_args.ll b/llvm/test/CodeGen/Hexagon/struct_args.ll
index e488f33..f91300b 100644
--- a/llvm/test/CodeGen/Hexagon/struct_args.ll
+++ b/llvm/test/CodeGen/Hexagon/struct_args.ll
@@ -1,5 +1,5 @@
 ; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
-; CHECK: r{{[0-9]}}:{{[0-9]}} = combine(r{{[0-9]}}, r{{[0-9]}})
+; CHECK: r{{[0-9]}}:{{[0-9]}} = combine({{r[0-9]|#0}}, r{{[0-9]}})
 ; CHECK: r{{[0-9]}}:{{[0-9]}} |= asl(r{{[0-9]}}:{{[0-9]}}, #32)
 
 %struct.small = type { i32, i32 }