load.wast

;; Load operator as the argument of control constructs and instructions

(module
  (memory 1)

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

  (func (export "as-br_if-cond")
    (block (br_if 0 (i32.load (i32.const 0))))
  )
  (func (export "as-br_if-value") (result i32)
    (block (result i32)
      (drop (br_if 0 (i32.load (i32.const 0)) (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) (i32.load (i32.const 0)))) (i32.const 7)
    )
  )

  (func (export "as-br_table-index")
    (block (br_table 0 0 0 (i32.load (i32.const 0))))
  )
  (func (export "as-br_table-value") (result i32)
    (block (result i32)
      (br_table 0 0 0 (i32.load (i32.const 0)) (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) (i32.load (i32.const 0))) (i32.const 7)
    )
  )

  (func (export "as-return-value") (result i32)
    (return (i32.load (i32.const 0)))
  )

  (func (export "as-if-cond") (result i32)
    (if (result i32) (i32.load (i32.const 0))
      (then (i32.const 0)) (else (i32.const 1))
    )
  )
  (func (export "as-if-then") (result i32)
    (if (result i32) (i32.const 1)
      (then (i32.load (i32.const 0))) (else (i32.const 0))
    )
  )
  (func (export "as-if-else") (result i32)
    (if (result i32) (i32.const 0)
      (then (i32.const 0)) (else (i32.load (i32.const 0)))
    )
  )

  (func (export "as-select-first") (param i32 i32) (result i32)
    (select (i32.load (i32.const 0)) (local.get 0) (local.get 1))
  )
  (func (export "as-select-second") (param i32 i32) (result i32)
    (select (local.get 0) (i32.load (i32.const 0)) (local.get 1))
  )
  (func (export "as-select-cond") (result i32)
    (select (i32.const 0) (i32.const 1) (i32.load (i32.const 0)))
  )

  (func $f (param i32 i32 i32) (result i32) (i32.const -1))
  (func (export "as-call-first") (result i32)
    (call $f (i32.load (i32.const 0)) (i32.const 2) (i32.const 3))
  )
  (func (export "as-call-mid") (result i32)
    (call $f (i32.const 1) (i32.load (i32.const 0)) (i32.const 3))
  )
  (func (export "as-call-last") (result i32)
    (call $f (i32.const 1) (i32.const 2) (i32.load (i32.const 0)))
  )

  (type $sig (func (param i32 i32 i32) (result i32)))
  (table funcref (elem $f))
  (func (export "as-call_indirect-first") (result i32)
    (call_indirect (type $sig)
      (i32.load (i32.const 0)) (i32.const 2) (i32.const 3) (i32.const 0)
    )
  )
  (func (export "as-call_indirect-mid") (result i32)
    (call_indirect (type $sig)
      (i32.const 1) (i32.load (i32.const 0)) (i32.const 3) (i32.const 0)
    )
  )
  (func (export "as-call_indirect-last") (result i32)
    (call_indirect (type $sig)
      (i32.const 1) (i32.const 2) (i32.load (i32.const 0)) (i32.const 0)
    )
  )
  (func (export "as-call_indirect-index") (result i32)
    (call_indirect (type $sig)
      (i32.const 1) (i32.const 2) (i32.const 3) (i32.load (i32.const 0))
    )
  )

  (func (export "as-local.set-value") (local i32)
    (local.set 0 (i32.load (i32.const 0)))
  )
  (func (export "as-local.tee-value") (result i32) (local i32)
    (local.tee 0 (i32.load (i32.const 0)))
  )
  (global $g (mut i32) (i32.const 0))
  (func (export "as-global.set-value") (local i32)
    (global.set $g (i32.load (i32.const 0)))
  )

  (func (export "as-load-address") (result i32)
    (i32.load (i32.load (i32.const 0)))
  )
  (func (export "as-loadN-address") (result i32)
    (i32.load8_s (i32.load (i32.const 0)))
  )

  (func (export "as-store-address")
    (i32.store (i32.load (i32.const 0)) (i32.const 7))
  )
  (func (export "as-store-value")
    (i32.store (i32.const 2) (i32.load (i32.const 0)))
  )

  (func (export "as-storeN-address")
    (i32.store8 (i32.load8_s (i32.const 0)) (i32.const 7))
  )
  (func (export "as-storeN-value")
    (i32.store16 (i32.const 2) (i32.load (i32.const 0)))
  )

  (func (export "as-unary-operand") (result i32)
    (i32.clz (i32.load (i32.const 100)))
  )

  (func (export "as-binary-left") (result i32)
    (i32.add (i32.load (i32.const 100)) (i32.const 10))
  )
  (func (export "as-binary-right") (result i32)
    (i32.sub (i32.const 10) (i32.load (i32.const 100)))
  )

  (func (export "as-test-operand") (result i32)
    (i32.eqz (i32.load (i32.const 100)))
  )

  (func (export "as-compare-left") (result i32)
    (i32.le_s (i32.load (i32.const 100)) (i32.const 10))
  )
  (func (export "as-compare-right") (result i32)
    (i32.ne (i32.const 10) (i32.load (i32.const 100)))
  )

  (func (export "as-memory.grow-size") (result i32)
    (memory.grow (i32.load (i32.const 100)))
  )
)

(assert_return (invoke "as-br-value") (i32.const 0))

(assert_return (invoke "as-br_if-cond"))
(assert_return (invoke "as-br_if-value") (i32.const 0))
(assert_return (invoke "as-br_if-value-cond") (i32.const 7))

(assert_return (invoke "as-br_table-index"))
(assert_return (invoke "as-br_table-value") (i32.const 0))
(assert_return (invoke "as-br_table-value-index") (i32.const 6))

(assert_return (invoke "as-return-value") (i32.const 0))

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

(assert_return (invoke "as-select-first" (i32.const 0) (i32.const 1)) (i32.const 0))
(assert_return (invoke "as-select-second" (i32.const 0) (i32.const 0)) (i32.const 0))
(assert_return (invoke "as-select-cond") (i32.const 1))

(assert_return (invoke "as-call-first") (i32.const -1))
(assert_return (invoke "as-call-mid") (i32.const -1))
(assert_return (invoke "as-call-last") (i32.const -1))

(assert_return (invoke "as-call_indirect-first") (i32.const -1))
(assert_return (invoke "as-call_indirect-mid") (i32.const -1))
(assert_return (invoke "as-call_indirect-last") (i32.const -1))
(assert_return (invoke "as-call_indirect-index") (i32.const -1))

(assert_return (invoke "as-local.set-value"))
(assert_return (invoke "as-local.tee-value") (i32.const 0))
(assert_return (invoke "as-global.set-value"))

(assert_return (invoke "as-load-address") (i32.const 0))
(assert_return (invoke "as-loadN-address") (i32.const 0))
(assert_return (invoke "as-store-address"))
(assert_return (invoke "as-store-value"))
(assert_return (invoke "as-storeN-address"))
(assert_return (invoke "as-storeN-value"))

(assert_return (invoke "as-unary-operand") (i32.const 32))

(assert_return (invoke "as-binary-left") (i32.const 10))
(assert_return (invoke "as-binary-right") (i32.const 10))

(assert_return (invoke "as-test-operand") (i32.const 1))

(assert_return (invoke "as-compare-left") (i32.const 1))
(assert_return (invoke "as-compare-right") (i32.const 1))

(assert_return (invoke "as-memory.grow-size") (i32.const 1))

(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load32 (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load32_u (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load32_s (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load64 (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load64_u (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i32) (i32.load64_s (local.get 0)))"
  )
  "unknown operator"
)

(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i64) (i64.load64 (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i64) (i64.load64_u (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result i64) (i64.load64_s (local.get 0)))"
  )
  "unknown operator"
)

(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result f32) (f32.load32 (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result f32) (f32.load64 (local.get 0)))"
  )
  "unknown operator"
)

(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result f64) (f64.load32 (local.get 0)))"
  )
  "unknown operator"
)
(assert_malformed
  (module quote
    "(memory 1)"
    "(func (param i32) (result f64) (f64.load64 (local.get 0)))"
  )
  "unknown operator"
)


;; load should have retval

(assert_invalid
  (module (memory 1) (func $load_i32 (i32.load (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load8_s_i32 (i32.load8_s (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load8_u_i32 (i32.load8_u (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load16_s_i32 (i32.load16_s (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load16_u_i32 (i32.load16_u (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load_i64 (i64.load (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load8_s_i64 (i64.load8_s (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load8_u_i64 (i64.load8_u (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load16_s_i64 (i64.load16_s (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load16_u_i64 (i64.load16_u (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load32_s_i64 (i64.load32_s (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load32_u_i64 (i64.load32_u (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load_f32 (f32.load (i32.const 0))))
  "type mismatch"
)
(assert_invalid
  (module (memory 1) (func $load_f64 (f64.load (i32.const 0))))
  "type mismatch"
)


;; Type check

(assert_invalid (module (memory 1) (func (result i32) (i32.load (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i32) (i32.load8_s (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i32) (i32.load8_u (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i32) (i32.load16_s (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i32) (i32.load16_u (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load8_s (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load8_u (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load16_s (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load16_u (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load32_s (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result i64) (i64.load32_u (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result f32) (f32.load (f32.const 0)))) "type mismatch")
(assert_invalid (module (memory 1) (func (result f64) (f64.load (f32.const 0)))) "type mismatch")


(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty
      (i32.load) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-block
      (i32.const 0)
      (block (i32.load) (drop))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-loop
      (i32.const 0)
      (loop (i32.load) (drop))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-then
      (i32.const 0) (i32.const 0)
      (if (then (i32.load) (drop)))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-else
      (i32.const 0) (i32.const 0)
      (if (result i32) (then (i32.const 0)) (else (i32.load))) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-br
      (i32.const 0)
      (block (br 0 (i32.load)) (drop))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-br_if
      (i32.const 0)
      (block (br_if 0 (i32.load) (i32.const 1)) (drop))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-br_table
      (i32.const 0)
      (block (br_table 0 (i32.load)) (drop))
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-return
      (return (i32.load)) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-select
      (select (i32.load) (i32.const 1) (i32.const 2)) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-call
      (call 1 (i32.load)) (drop)
    )
    (func (param i32) (result i32) (local.get 0))
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $f (param i32) (result i32) (local.get 0))
    (type $sig (func (param i32) (result i32)))
    (table funcref (elem $f))
    (func $type-address-empty-in-call_indirect
      (block (result i32)
        (call_indirect (type $sig)
          (i32.load) (i32.const 0)
        )
        (drop)
      )
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-local.set
      (local i32)
      (local.set 0 (i32.load)) (local.get 0) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-local.tee
      (local i32)
      (local.tee 0 (i32.load)) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (global $x (mut i32) (i32.const 0))
    (func $type-address-empty-in-global.set
      (global.set $x (i32.load)) (global.get $x) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-memory.grow
      (memory.grow (i32.load)) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 0)
    (func $type-address-empty-in-load
      (i32.load (i32.load)) (drop)
    )
  )
  "type mismatch"
)
(assert_invalid
  (module
    (memory 1)
    (func $type-address-empty-in-store
      (i32.store (i32.load) (i32.const 1))
    )
  )
  "type mismatch"
)