; Test basic code generation for control flow WebAssembly instructions.
test compile

target aarch64
target i686 haswell
target x86_64 haswell

function %br_if(i32) -> i32 {
block0(v0: i32):
    v1 = iconst.i32 1
    brif v0, block2, block1(v1)

block1(v2: i32):
    return v2

block2:
    jump block1(v0)
}

function %br_if_not(i32) -> i32 {
block0(v0: i32):
    v1 = iconst.i32 1
    brif v0, block1(v0), block2

block1(v2: i32):
    return v2

block2:
    jump block1(v0)
}

function %br_if_fallthrough(i32) -> i32 {
block0(v0: i32):
    v1 = iconst.i32 1
    ; This jump gets converted to a fallthrough.
    brif v0, block1(v0), block1(v1)

block1(v2: i32):
    return v2
}

function %undefined() {
block0:
    trap user0
}

function %br_table(i32) {
jt0 = jump_table [block3, block1, block2]

block0(v0: i32):
    br_table v0, block4, jt0

block4:
    trap heap_oob

block1:
    return
block2:
    return
block3:
    return
}