Fix a low hanging use of hasRawTextSupport.

This also fixes the placement of the function label comment. It was being
placed next to the mips16 directive instead of next to the label.

llvm-svn: 199245
diff --git a/llvm/test/CodeGen/Mips/null.ll b/llvm/test/CodeGen/Mips/null.ll
index 00c66a9..bc78a27 100644
--- a/llvm/test/CodeGen/Mips/null.ll
+++ b/llvm/test/CodeGen/Mips/null.ll
@@ -5,7 +5,7 @@
 entry:
   ret i32 0
 
-; 16: 	.set	mips16                  # @main
+; 16: 	.set	mips16
 
 
 ; 16:	jrc	$ra