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41 lines
932 B
41 lines
932 B
8 months ago
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let thread_id = null;
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let buf_offset = null;
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let exports = null;
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let flags = null;
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function done() {
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postMessage('done');
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}
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async function init_wasm(tid, memory, offset, notify_flags, stack_base) {
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thread_id = tid;
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buf_offset = offset;
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const result = await WebAssembly.instantiateStreaming(fetch('wasm/multi.wasm'), {
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env: { 'memory': memory }
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});
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exports = result.instance.exports;
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//console.log(tid, 'init');
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exports.set_sp(stack_base - thread_id * 4096);
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flags = notify_flags;
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done();
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}
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function do_work(num, callback) {
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//console.log(thread_id, 'work');
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exports.write_a_number(buf_offset, thread_id, thread_id * num);
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done();
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}
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onmessage = (e) => {
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if (e.data.type === 0) {
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init_wasm(e.data.thread_id, e.data.memory, e.data.buffer_offset, e.data.flags, e.data.stack_base);
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} else if (e.data.type === 1) {
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do_work(e.data.num);
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}
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}
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