Covert VORRIMM to be produced via early target-specific DAG combining, rather than legalization.
This is both the conceptually correct place for it, as well as allowing it to be more aggressive.

llvm-svn: 118204
diff --git a/llvm/test/MC/ARM/neon-bitwise-encoding.s b/llvm/test/MC/ARM/neon-bitwise-encoding.s
index 345b6bb..43a73ff 100644
--- a/llvm/test/MC/ARM/neon-bitwise-encoding.s
+++ b/llvm/test/MC/ARM/neon-bitwise-encoding.s
@@ -19,6 +19,8 @@
   vorr.i32	d16, #0x1000000
 @ CHECK: vorr.i32	q8, #0x1000000  @ encoding: [0x51,0x07,0xc0,0xf2]
   vorr.i32	q8, #0x1000000
+@ CHECK: vorr.i32	q8, #0x0        @ encoding: [0x50,0x01,0xc0,0xf2]
+  vorr.i32	q8, #0x0
 
 @ CHECK: vbic	d16, d17, d16           @ encoding: [0xb0,0x01,0x51,0xf2]
 	vbic	d16, d17, d16