blob: 2e13e76ba0e858a72ea4d40d031a98000299cbe4 (
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for ( let prefix of ['', '(table $prefix 0 32 funcref)']) {
let mod = new WebAssembly.Module(wasmTextToBinary(
`(module
(import "m" "item" (func $item (result externref)))
${prefix}
(table $tbl 0 externref)
(func (export "run") (param $numiters i32)
(local $i i32)
(local $j i32)
(local $last i32)
(local $iters i32)
(local $tmp externref)
(local.set $last (table.grow $tbl (ref.null extern) (i32.const 1)))
(table.set $tbl (local.get $last) (call $item))
(loop $iter_continue
(local.set $i (i32.const 0))
(local.set $j (local.get $last))
(block $l_break
(loop $l_continue
(br_if $l_break (i32.ge_s (local.get $j) (local.get $i)))
(local.set $tmp (table.get $tbl (local.get $i)))
(if (i32.eqz (i32.rem_s (local.get $i) (i32.const 3)))
(local.set $tmp (call $item)))
(table.set $tbl (local.get $i) (table.get $tbl (local.get $j)))
(table.set $tbl (local.get $j) (local.get $tmp))
(local.set $i (i32.add (local.get $i) (i32.const 1)))
(local.set $j (i32.sub (local.get $j) (i32.const 1)))
(br $l_continue))
(local.set $iters (i32.add (local.get $iters) (i32.const 1)))
(br_if $iter_continue (i32.lt_s (local.get $iters) (local.get $numiters)))))))`));
for (let [mode,freq] of [[14,100], // Compact every 100 allocations
[2,12], // Collect every 12 allocations
[7,100], // Minor gc every 100 allocations
[15,100]]) // Verify heap integrity
{
if (this.gczeal)
this.gczeal(mode,freq);
let k = 0;
let ins = new WebAssembly.Instance(mod, {m:{item:() => { return { x: k++ } }}}).exports;
for ( let i=0; i < 1000; i++ )
ins.run(1000);
}
}
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