Fix the handling of non-native vector sizes in AlignLoads
Fix the handling of non-native vector sizes in AlignLoads


Former-commit-id: f3e3618e27db8837e9f261b701939e2c440ea6ab
Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide