[PATCH] [AArch64] LoopVectorizer test case for cost model to handle signed division by a power of 2

[Chad Rosier]

LGTM with one small nit.

================
Comment at: test/Transforms/LoopVectorize/AArch64/sdiv-pow2.ll:9
@@ +8,3 @@
+
+;CHECK-LABEL: @foo(
+;CHECK: load <4 x i32>*
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I'd prefer a space between the semicolon and the CHECK directive.

http://reviews.llvm.org/D6181