Add tests for valign of 16 bit data.
Add tests for valign of 16 bit data.


Former-commit-id: 0d23e15964cd0c0f5d62c34baa5dbac5387e78ab
Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide