Add another basic test cribbed from the x86 fast-isel tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112036 91177308-0d34-0410-b5e6-96231b3b80d8

test/CodeGen/ARM/fast-isel.ll

@@ -14,3 +14,26 @@ entry:
   %add = add nsw i32 %tmp, %tmp1
   ret i32 %add
 }
+
+define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
+entry:
+  %r = load i32* %p
+  %s = load i32* %q
+  %y = load i32** %z
+  br label %fast
+
+fast:
+  %t0 = add i32 %r, %s
+  %t1 = mul i32 %t0, %s
+  %t2 = sub i32 %t1, %s
+  %t3 = and i32 %t2, %s
+  %t4 = xor i32 %t3, 3
+  %t5 = xor i32 %t4, %s
+  %t6 = add i32 %t5, 2
+  %t7 = getelementptr i32* %y, i32 1
+  %t8 = getelementptr i32* %t7, i32 %t6
+  br label %exit
+
+exit:
+  ret i32* %t8
+}