;; Test `br` operator

(module
  ;; Auxiliary definition
  (func $dummy)

  (func (export "type-i32-value") (result i32)
    (block (result i32) (i32.ctz (br 0 (i32.const 1))))
  )
  (func (export "type-i64-value") (result i64)
    (block (result i64) (i64.ctz (br 0 (i64.const 2))))
  )

  (func (export "as-block-first")
    (block (br 0) (call $dummy))
  )
  (func (export "as-block-mid")
    (block (call $dummy) (br 0) (call $dummy))
  )
  (func (export "as-block-last")
    (block (nop) (call $dummy) (br 0))
  )
  (func (export "as-block-value") (result i32)
    (block (result i32) (nop) (call $dummy) (br 0 (i32.const 2)))
  )

  (func (export "as-loop-first") (result i32)
    (block (result i32) (loop (result i32) (br 1 (i32.const 3)) (i32.const 2)))
  )
  (func (export "as-loop-mid") (result i32)
    (block (result i32)
      (loop (result i32) (call $dummy) (br 1 (i32.const 4)) (i32.const 2))
    )
  )
  (func (export "as-loop-last") (result i32)
    (block (result i32)
      (loop (result i32) (nop) (call $dummy) (br 1 (i32.const 5)))
    )
  )

  (func (export "as-br-value") (result i32)
    (block (result i32) (br 0 (br 0 (i32.const 9))))
  )

  (func (export "as-br_if-cond")
    (block (br_if 0 (br 0)))
  )

  (func (export "as-br_if-value") (result i32)
    (block (result i32)
      (drop (br_if 0 (br 0 (i32.const 8)) (i32.const 1))) (i32.const 7)
    )
  )
  (func (export "as-br_if-value-cond") (result i32)
    (block (result i32)
      (drop (br_if 0 (i32.const 6) (br 0 (i32.const 9)))) (i32.const 7)
    )
  )

  (func (export "as-return-value") (result i64)
    (block (result i64) (return (br 0 (i64.const 7))))
  )

  (func (export "as-if-cond") (result i32)
    (block (result i32)
      (if (result i32) (br 0 (i32.const 2))
        (then (i32.const 0))
        (else (i32.const 1))
      )
    )
  )
  (func (export "as-if-then") (param i32 i32) (result i32)
    (block (result i32)
      (if (result i32) (local.get 0)
        (then (br 1 (i32.const 3)))
        (else (local.get 1))
      )
    )
  )
  (func (export "as-if-else") (param i32 i32) (result i32)
    (block (result i32)
      (if (result i32) (local.get 0)
        (then (local.get 1))
        (else (br 1 (i32.const 4)))
      )
    )
  )


  (func $f (param i32 i32 i32) (result i32) (i32.const -1))
  (func (export "as-call-first") (result i32)
    (block (result i32)
      (call $f (br 0 (i32.const 12)) (i32.const 2) (i32.const 3))
    )
  )
  (func (export "as-call-mid") (result i32)
    (block (result i32)
      (call $f (i32.const 1) (br 0 (i32.const 13)) (i32.const 3))
    )
  )
  (func (export "as-call-last") (result i32)
    (block (result i32)
      (call $f (i32.const 1) (i32.const 2) (br 0 (i32.const 14)))
    )
  )
  (func (export "as-call-all") (result i32)
    (block (result i32) (call $f (br 0 (i32.const 15))))
  )

  (func (export "as-binary-left") (result i32)
    (block (result i32) (i32.add (br 0 (i32.const 3)) (i32.const 10)))
  )
  (func (export "as-binary-right") (result i64)
    (block (result i64) (i64.sub (i64.const 10) (br 0 (i64.const 45))))
  )
  (func (export "as-binary-both") (result i32)
    (block (result i32) (i32.add (br 0 (i32.const 46))))
  )

  (func (export "as-test-operand") (result i32)
    (block (result i32) (i32.eqz (br 0 (i32.const 44))))
  )

  (func (export "nested-block-value") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (call $dummy)
        (i32.add (i32.const 4) (br 0 (i32.const 8)))
      )
    )
  )

  (func (export "nested-br-value") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (drop (i32.const 2))
        (drop
          (block (result i32)
            (drop (i32.const 4))
            (br 0 (br 1 (i32.const 8)))
          )
        )
        (i32.const 16)
      )
    )
  )

  (func (export "nested-br_if-value") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (drop (i32.const 2))
        (drop
          (block (result i32)
            (drop (i32.const 4))
            (drop (br_if 0 (br 1 (i32.const 8)) (i32.const 1)))
            (i32.const 32)
          )
        )
        (i32.const 16)
      )
    )
  )

  (func (export "nested-br_if-value-cond") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (drop (i32.const 2))
        (drop (br_if 0 (i32.const 4) (br 0 (i32.const 8))))
        (i32.const 16)
      )
    )
  )

  (func (export "as-br_table-index")
    (block (br_table 0 0 0 (br 0)))
  )
  (func (export "as-br_table-value") (result i32)
    (block (result i32)
      (br_table 0 0 0 (br 0 (i32.const 10)) (i32.const 1)) (i32.const 7)
    )
  )
  (func (export "as-br_table-value-index") (result i32)
    (block (result i32)
      (br_table 0 0 (i32.const 6) (br 0 (i32.const 11))) (i32.const 7)
    )
  )

  (func (export "nested-br_table-value") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (drop (i32.const 2))
        (drop
          (block (result i32)
            (drop (i32.const 4))
            (br_table 0 (br 1 (i32.const 8)) (i32.const 1))
          )
        )
        (i32.const 16)
      )
    )
  )

  (func (export "nested-br_table-value-index") (result i32)
    (i32.add
      (i32.const 1)
      (block (result i32)
        (drop (i32.const 2))
        (br_table 0 (i32.const 4) (br 0 (i32.const 8)))
        (i32.const 16)
      )
    )
  )
)

(assert_return (invoke "type-i32-value") (i32.const 1))
(assert_return (invoke "type-i64-value") (i64.const 2))
(assert_return (invoke "as-block-first"))
(assert_return (invoke "as-block-mid"))
(assert_return (invoke "as-block-last"))
(assert_return (invoke "as-block-value") (i32.const 2))
(assert_return (invoke "as-loop-first") (i32.const 3))
(assert_return (invoke "as-loop-mid") (i32.const 4))
(assert_return (invoke "as-loop-last") (i32.const 5))
(assert_return (invoke "as-br-value") (i32.const 9))
(assert_return (invoke "as-br_if-cond"))
(assert_return (invoke "as-br_if-value") (i32.const 8))
(assert_return (invoke "as-br_if-value-cond") (i32.const 9))
(assert_return (invoke "as-return-value") (i64.const 7))

(assert_return (invoke "as-if-cond") (i32.const 2))
(assert_return (invoke "as-if-then" (i32.const 1) (i32.const 6)) (i32.const 3))
(assert_return (invoke "as-if-then" (i32.const 0) (i32.const 6)) (i32.const 6))
(assert_return (invoke "as-if-else" (i32.const 0) (i32.const 6)) (i32.const 4))
(assert_return (invoke "as-if-else" (i32.const 1) (i32.const 6)) (i32.const 6))

(assert_return (invoke "as-call-first") (i32.const 12))
(assert_return (invoke "as-call-mid") (i32.const 13))
(assert_return (invoke "as-call-last") (i32.const 14))
(assert_return (invoke "as-call-all") (i32.const 15))


(assert_return (invoke "as-binary-left") (i32.const 3))
(assert_return (invoke "as-binary-right") (i64.const 45))
(assert_return (invoke "as-binary-both") (i32.const 46))

(assert_return (invoke "as-test-operand") (i32.const 44))

(assert_return (invoke "nested-block-value") (i32.const 9))
(assert_return (invoke "nested-br-value") (i32.const 9))
(assert_return (invoke "nested-br_if-value") (i32.const 9))
(assert_return (invoke "nested-br_if-value-cond") (i32.const 9))

(assert_return (invoke "as-br_table-index"))
(assert_return (invoke "as-br_table-value") (i32.const 10))
(assert_return (invoke "as-br_table-value-index") (i32.const 11))
(assert_return (invoke "nested-br_table-value") (i32.const 9))
(assert_return (invoke "nested-br_table-value-index") (i32.const 9))