;;; TOOL: run-objdump
;;; ARGS1: -x

(module
  (table $foo 1 externref)
  (table $bar 1 externref)
  (table $baz 1 funcref)
  (elem (table $baz) (i32.const 0) $f1)
  (elem funcref (ref.null func))

  (func $f1 (result externref)
    i32.const 0
    table.get $foo
  )
  (func (result externref)
    i32.const 0
    table.get $bar
  )

  (func (param externref)
    i32.const 0
    local.get 0
    table.set $foo
  )
  (func (param externref)
    i32.const 0
    local.get 0
    table.set $bar
  )

  (func (result i32)
    ref.null extern
    i32.const 0
    table.grow $foo
  )
  (func (result i32)
    ref.null extern
    i32.const 0
    table.grow $bar
  )

  (func (param externref) (result i32)
    local.get 0
    ref.is_null
  )


  (func (result i32)
    table.size $foo
  )
  (func (result i32)
    table.size $bar
  )
  (func (result i32)
    table.size $baz
  )
)
(;; STDOUT ;;;

reference-types.wasm:	file format wasm 0x1

Section Details:

Type[4]:
 - type[0] () -> externref
 - type[1] (externref) -> nil
 - type[2] () -> i32
 - type[3] (externref) -> i32
Function[10]:
 - func[0] sig=0
 - func[1] sig=0
 - func[2] sig=1
 - func[3] sig=1
 - func[4] sig=2
 - func[5] sig=2
 - func[6] sig=3
 - func[7] sig=2
 - func[8] sig=2
 - func[9] sig=2
Table[3]:
 - table[0] type=externref initial=1
 - table[1] type=externref initial=1
 - table[2] type=funcref initial=1
Elem[2]:
 - segment[0] flags=2 table=2 count=1 - init i32=0
  - elem[0] = ref.func:0
 - segment[1] flags=5 table=0 count=1
  - elem[0] = ref.null funcref
Code[10]:
 - func[0] size=6
 - func[1] size=6
 - func[2] size=8
 - func[3] size=8
 - func[4] size=9
 - func[5] size=9
 - func[6] size=5
 - func[7] size=5
 - func[8] size=5
 - func[9] size=5

Code Disassembly:

00004a func[0]:
 00004b: 41 00                      | i32.const 0
 00004d: 25 00                      | table.get 0
 00004f: 0b                         | end
000051 func[1]:
 000052: 41 00                      | i32.const 0
 000054: 25 01                      | table.get 1
 000056: 0b                         | end
000058 func[2]:
 000059: 41 00                      | i32.const 0
 00005b: 20 00                      | local.get 0
 00005d: 26 00                      | table.set 0
 00005f: 0b                         | end
000061 func[3]:
 000062: 41 00                      | i32.const 0
 000064: 20 00                      | local.get 0
 000066: 26 01                      | table.set 1
 000068: 0b                         | end
00006a func[4]:
 00006b: d0 6f                      | ref.null extern
 00006d: 41 00                      | i32.const 0
 00006f: fc 0f 00                   | table.grow 0
 000072: 0b                         | end
000074 func[5]:
 000075: d0 6f                      | ref.null extern
 000077: 41 00                      | i32.const 0
 000079: fc 0f 01                   | table.grow 1
 00007c: 0b                         | end
00007e func[6]:
 00007f: 20 00                      | local.get 0
 000081: d1                         | ref.is_null
 000082: 0b                         | end
000084 func[7]:
 000085: fc 10 00                   | table.size 0
 000088: 0b                         | end
00008a func[8]:
 00008b: fc 10 01                   | table.size 1
 00008e: 0b                         | end
000090 func[9]:
 000091: fc 10 02                   | table.size 2
 000094: 0b                         | end
;;; STDOUT ;;)