diff options
Diffstat (limited to 'misc')
| -rw-r--r-- | misc/wasm/wasm_exec.js | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/misc/wasm/wasm_exec.js b/misc/wasm/wasm_exec.js index 815b3fbeff..bd9754e53a 100644 --- a/misc/wasm/wasm_exec.js +++ b/misc/wasm/wasm_exec.js @@ -95,6 +95,9 @@ const loadValue = (addr) => { const f = mem().getFloat64(addr, true); + if (f === 0) { + return undefined; + } if (!isNaN(f)) { return f; } @@ -112,14 +115,18 @@ mem().setUint32(addr, 0, true); return; } + if (v === 0) { + mem().setUint32(addr + 4, nanHead, true); + mem().setUint32(addr, 1, true); + return; + } mem().setFloat64(addr, v, true); return; } switch (v) { case undefined: - mem().setUint32(addr + 4, nanHead, true); - mem().setUint32(addr, 1, true); + mem().setFloat64(addr, 0, true); return; case null: mem().setUint32(addr + 4, nanHead, true); @@ -334,7 +341,7 @@ this._inst = instance; this._values = [ // TODO: garbage collection NaN, - undefined, + 0, null, true, false, @@ -396,14 +403,14 @@ } static _makeCallbackHelper(id, pendingCallbacks, go) { - return function() { + return function () { pendingCallbacks.push({ id: id, args: arguments }); go._resolveCallbackPromise(); }; } static _makeEventCallbackHelper(preventDefault, stopPropagation, stopImmediatePropagation, fn) { - return function(event) { + return function (event) { if (preventDefault) { event.preventDefault(); } |