test run
target aarch64
target s390x
; i8 and i16 are invalid source sizes for x86_64

function %scalartovector_i8(i8) -> i8x16 {
block0(v0: i8):
    v1 = scalar_to_vector.i8x16 v0
    return v1
}
; run: %scalartovector_i8(1) == [1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
; run: %scalartovector_i8(255) == [255 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]

function %scalartovector_i16(i16) -> i16x8 {
block0(v0: i16):
    v1 = scalar_to_vector.i16x8 v0
    return v1
}
; run: %scalartovector_i16(1) == [1 0 0 0 0 0 0 0]
; run: %scalartovector_i16(65535) == [65535 0 0 0 0 0 0 0]