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https://github.com/syumai/workers.git
synced 2025-03-10 17:29:11 +00:00
update wasm_exec_tinygo.js to latest
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syumai
parent
49949034c0
commit
fc69e9cfd0
@ -138,6 +138,7 @@
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const encoder = new TextEncoder("utf-8");
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const decoder = new TextDecoder("utf-8");
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let reinterpretBuf = new DataView(new ArrayBuffer(8));
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var logLine = [];
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global.Go = class {
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@ -150,19 +151,9 @@
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return new DataView(this._inst.exports.memory.buffer);
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}
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const setInt64 = (addr, v) => {
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mem().setUint32(addr + 0, v, true);
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mem().setUint32(addr + 4, Math.floor(v / 4294967296), true);
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}
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const getInt64 = (addr) => {
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const low = mem().getUint32(addr + 0, true);
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const high = mem().getInt32(addr + 4, true);
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return low + high * 4294967296;
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}
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const loadValue = (addr) => {
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const f = mem().getFloat64(addr, true);
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const unboxValue = (v_ref) => {
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reinterpretBuf.setBigInt64(0, v_ref, true);
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const f = reinterpretBuf.getFloat64(0, true);
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if (f === 0) {
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return undefined;
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}
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@ -170,71 +161,70 @@
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return f;
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}
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const id = mem().getUint32(addr, true);
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const id = v_ref & 0xffffffffn;
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return this._values[id];
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}
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const storeValue = (addr, v) => {
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const nanHead = 0x7FF80000;
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const loadValue = (addr) => {
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let v_ref = mem().getBigUint64(addr, true);
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return unboxValue(v_ref);
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}
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const boxValue = (v) => {
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const nanHead = 0x7FF80000n;
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if (typeof v === "number") {
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if (isNaN(v)) {
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mem().setUint32(addr + 4, nanHead, true);
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mem().setUint32(addr, 0, true);
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return;
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return nanHead << 32n;
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}
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if (v === 0) {
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mem().setUint32(addr + 4, nanHead, true);
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mem().setUint32(addr, 1, true);
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return;
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return (nanHead << 32n) | 1n;
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}
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mem().setFloat64(addr, v, true);
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return;
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reinterpretBuf.setFloat64(0, v, true);
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return reinterpretBuf.getBigInt64(0, true);
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}
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switch (v) {
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case undefined:
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mem().setFloat64(addr, 0, true);
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return;
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return 0n;
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case null:
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mem().setUint32(addr + 4, nanHead, true);
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mem().setUint32(addr, 2, true);
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return;
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return (nanHead << 32n) | 2n;
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case true:
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mem().setUint32(addr + 4, nanHead, true);
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mem().setUint32(addr, 3, true);
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return;
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return (nanHead << 32n) | 3n;
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case false:
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mem().setUint32(addr + 4, nanHead, true);
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mem().setUint32(addr, 4, true);
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return;
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return (nanHead << 32n) | 4n;
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}
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let id = this._ids.get(v);
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if (id === undefined) {
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id = this._idPool.pop();
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if (id === undefined) {
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id = this._values.length;
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id = BigInt(this._values.length);
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}
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this._values[id] = v;
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this._goRefCounts[id] = 0;
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this._ids.set(v, id);
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}
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this._goRefCounts[id]++;
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let typeFlag = 1;
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let typeFlag = 1n;
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switch (typeof v) {
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case "string":
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typeFlag = 2;
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typeFlag = 2n;
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break;
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case "symbol":
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typeFlag = 3;
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typeFlag = 3n;
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break;
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case "function":
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typeFlag = 4;
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typeFlag = 4n;
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break;
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}
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mem().setUint32(addr + 4, nanHead | typeFlag, true);
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mem().setUint32(addr, id, true);
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return id | ((nanHead | typeFlag) << 32n);
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}
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const storeValue = (addr, v) => {
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let v_ref = boxValue(v);
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mem().setBigUint64(addr, v_ref, true);
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}
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const loadSlice = (array, len, cap) => {
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@ -302,7 +292,7 @@
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return 0;
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},
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},
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env: {
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gojs: {
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// func ticks() float64
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"runtime.ticks": () => {
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return timeOrigin + performance.now();
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@ -315,54 +305,54 @@
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},
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// func finalizeRef(v ref)
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"syscall/js.finalizeRef": (sp) => {
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"syscall/js.finalizeRef": (v_ref) => {
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// Note: TinyGo does not support finalizers so this should never be
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// called.
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// console.error('syscall/js.finalizeRef not implemented');
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},
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// func stringVal(value string) ref
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"syscall/js.stringVal": (ret_ptr, value_ptr, value_len) => {
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"syscall/js.stringVal": (value_ptr, value_len) => {
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const s = loadString(value_ptr, value_len);
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storeValue(ret_ptr, s);
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return boxValue(s);
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},
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// func valueGet(v ref, p string) ref
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"syscall/js.valueGet": (retval, v_addr, p_ptr, p_len) => {
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"syscall/js.valueGet": (v_ref, p_ptr, p_len) => {
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let prop = loadString(p_ptr, p_len);
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let value = loadValue(v_addr);
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let result = Reflect.get(value, prop);
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storeValue(retval, result);
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let v = unboxValue(v_ref);
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let result = Reflect.get(v, prop);
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return boxValue(result);
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},
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// func valueSet(v ref, p string, x ref)
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"syscall/js.valueSet": (v_addr, p_ptr, p_len, x_addr) => {
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const v = loadValue(v_addr);
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"syscall/js.valueSet": (v_ref, p_ptr, p_len, x_ref) => {
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const v = unboxValue(v_ref);
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const p = loadString(p_ptr, p_len);
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const x = loadValue(x_addr);
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const x = unboxValue(x_ref);
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Reflect.set(v, p, x);
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},
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// func valueDelete(v ref, p string)
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"syscall/js.valueDelete": (v_addr, p_ptr, p_len) => {
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const v = loadValue(v_addr);
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"syscall/js.valueDelete": (v_ref, p_ptr, p_len) => {
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const v = unboxValue(v_ref);
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const p = loadString(p_ptr, p_len);
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Reflect.deleteProperty(v, p);
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},
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// func valueIndex(v ref, i int) ref
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"syscall/js.valueIndex": (ret_addr, v_addr, i) => {
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storeValue(ret_addr, Reflect.get(loadValue(v_addr), i));
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"syscall/js.valueIndex": (v_ref, i) => {
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return boxValue(Reflect.get(unboxValue(v_ref), i));
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},
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// valueSetIndex(v ref, i int, x ref)
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"syscall/js.valueSetIndex": (v_addr, i, x_addr) => {
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Reflect.set(loadValue(v_addr), i, loadValue(x_addr));
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"syscall/js.valueSetIndex": (v_ref, i, x_ref) => {
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Reflect.set(unboxValue(v_ref), i, unboxValue(x_ref));
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},
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// func valueCall(v ref, m string, args []ref) (ref, bool)
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"syscall/js.valueCall": (ret_addr, v_addr, m_ptr, m_len, args_ptr, args_len, args_cap) => {
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const v = loadValue(v_addr);
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"syscall/js.valueCall": (ret_addr, v_ref, m_ptr, m_len, args_ptr, args_len, args_cap) => {
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const v = unboxValue(v_ref);
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const name = loadString(m_ptr, m_len);
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const args = loadSliceOfValues(args_ptr, args_len, args_cap);
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try {
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@ -376,9 +366,9 @@
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},
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// func valueInvoke(v ref, args []ref) (ref, bool)
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"syscall/js.valueInvoke": (ret_addr, v_addr, args_ptr, args_len, args_cap) => {
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"syscall/js.valueInvoke": (ret_addr, v_ref, args_ptr, args_len, args_cap) => {
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try {
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const v = loadValue(v_addr);
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const v = unboxValue(v_ref);
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const args = loadSliceOfValues(args_ptr, args_len, args_cap);
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storeValue(ret_addr, Reflect.apply(v, undefined, args));
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mem().setUint8(ret_addr + 8, 1);
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@ -389,8 +379,8 @@
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},
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// func valueNew(v ref, args []ref) (ref, bool)
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"syscall/js.valueNew": (ret_addr, v_addr, args_ptr, args_len, args_cap) => {
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const v = loadValue(v_addr);
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"syscall/js.valueNew": (ret_addr, v_ref, args_ptr, args_len, args_cap) => {
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const v = unboxValue(v_ref);
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const args = loadSliceOfValues(args_ptr, args_len, args_cap);
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try {
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storeValue(ret_addr, Reflect.construct(v, args));
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@ -402,66 +392,70 @@
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},
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// func valueLength(v ref) int
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"syscall/js.valueLength": (v_addr) => {
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return loadValue(v_addr).length;
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"syscall/js.valueLength": (v_ref) => {
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return unboxValue(v_ref).length;
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},
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// valuePrepareString(v ref) (ref, int)
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"syscall/js.valuePrepareString": (ret_addr, v_addr) => {
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const s = String(loadValue(v_addr));
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"syscall/js.valuePrepareString": (ret_addr, v_ref) => {
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const s = String(unboxValue(v_ref));
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const str = encoder.encode(s);
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storeValue(ret_addr, str);
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setInt64(ret_addr + 8, str.length);
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mem().setInt32(ret_addr + 8, str.length, true);
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},
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// valueLoadString(v ref, b []byte)
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"syscall/js.valueLoadString": (v_addr, slice_ptr, slice_len, slice_cap) => {
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const str = loadValue(v_addr);
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"syscall/js.valueLoadString": (v_ref, slice_ptr, slice_len, slice_cap) => {
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const str = unboxValue(v_ref);
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loadSlice(slice_ptr, slice_len, slice_cap).set(str);
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},
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// func valueInstanceOf(v ref, t ref) bool
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"syscall/js.valueInstanceOf": (v_addr, t_addr) => {
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return loadValue(v_addr) instanceof loadValue(t_addr);
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"syscall/js.valueInstanceOf": (v_ref, t_ref) => {
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return unboxValue(v_ref) instanceof unboxValue(t_ref);
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},
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// func copyBytesToGo(dst []byte, src ref) (int, bool)
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"syscall/js.copyBytesToGo": (ret_addr, dest_addr, dest_len, dest_cap, source_addr) => {
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"syscall/js.copyBytesToGo": (ret_addr, dest_addr, dest_len, dest_cap, src_ref) => {
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let num_bytes_copied_addr = ret_addr;
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let returned_status_addr = ret_addr + 4; // Address of returned boolean status variable
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const dst = loadSlice(dest_addr, dest_len);
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const src = loadValue(source_addr);
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const src = unboxValue(src_ref);
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if (!(src instanceof Uint8Array || src instanceof Uint8ClampedArray)) {
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mem().setUint8(returned_status_addr, 0); // Return "not ok" status
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return;
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}
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const toCopy = src.subarray(0, dst.length);
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dst.set(toCopy);
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setInt64(num_bytes_copied_addr, toCopy.length);
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mem().setUint32(num_bytes_copied_addr, toCopy.length, true);
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mem().setUint8(returned_status_addr, 1); // Return "ok" status
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},
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// copyBytesToJS(dst ref, src []byte) (int, bool)
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// Originally copied from upstream Go project, then modified:
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// https://github.com/golang/go/blob/3f995c3f3b43033013013e6c7ccc93a9b1411ca9/misc/wasm/wasm_exec.js#L404-L416
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"syscall/js.copyBytesToJS": (ret_addr, dest_addr, source_addr, source_len, source_cap) => {
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"syscall/js.copyBytesToJS": (ret_addr, dst_ref, src_addr, src_len, src_cap) => {
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let num_bytes_copied_addr = ret_addr;
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let returned_status_addr = ret_addr + 4; // Address of returned boolean status variable
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const dst = loadValue(dest_addr);
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const src = loadSlice(source_addr, source_len);
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const dst = unboxValue(dst_ref);
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const src = loadSlice(src_addr, src_len);
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if (!(dst instanceof Uint8Array || dst instanceof Uint8ClampedArray)) {
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mem().setUint8(returned_status_addr, 0); // Return "not ok" status
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return;
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}
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const toCopy = src.subarray(0, dst.length);
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dst.set(toCopy);
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setInt64(num_bytes_copied_addr, toCopy.length);
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mem().setUint32(num_bytes_copied_addr, toCopy.length, true);
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mem().setUint8(returned_status_addr, 1); // Return "ok" status
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},
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}
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};
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// Go 1.20 uses 'env'. Go 1.21 uses 'gojs'.
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// For compatibility, we use both as long as Go 1.20 is supported.
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this.importObject.env = this.importObject.gojs;
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}
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async run(instance) {
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