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Added YosysJS.create_worker()

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This commit is contained in:
Clifford Wolf 2015-06-28 17:47:58 +02:00
parent df0163cd2b
commit 358e415918
3 changed files with 145 additions and 33 deletions
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78
misc/yosysjs/yosysjs.js
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@ -172,7 +172,7 @@ var YosysJS = new function() {
try {
mod.ccall('run', '', ['string'], [cmd]);
} catch (e) {
ys.errmsg = mod.ccall('errmsg', 'string', [], []);;
ys.errmsg = mod.ccall('errmsg', 'string', [], []);
}
return ys.print_buffer;
}
@ -220,4 +220,80 @@ var YosysJS = new function() {
return ys;
}
this.create_worker = function(on_ready) {
var ys = new Object();
ys.YosysJS = this;
ys.worker = new Worker('yosyswrk.js');
ys.callback_idx = 1;
ys.callback_cache = {};
ys.callback_cache[0] = on_ready;
on_ready = null;
ys.worker.onmessage = function(e) {
var response = e.data[0];
var callback = ys.callback_cache[response.idx];
delete ys.callback_cache[response.idx];
if (callback) callback.apply(null, response.args);
}
ys.run = function(cmd, callback) {
var request = {
"idx": ys.callback_idx,
"mode": "run",
"cmd": cmd
};
ys.callback_cache[ys.callback_idx++] = callback;
ys.worker.postMessage([request]);
}
ys.read_file = function(filename, callback) {
var request = {
"idx": ys.callback_idx,
"mode": "read_file",
"filename": filename
};
ys.callback_cache[ys.callback_idx++] = callback;
ys.worker.postMessage([request]);
}
ys.write_file = function(filename, text, callback) {
var request = {
"idx": ys.callback_idx,
"mode": "write_file",
"filename": filename,
"text": text
};
ys.callback_cache[ys.callback_idx++] = callback;
ys.worker.postMessage([request]);
}
ys.read_dir = function(dirname, callback) {
var request = {
"idx": ys.callback_idx,
"mode": "read_dir",
"dirname": dirname
};
ys.callback_cache[ys.callback_idx++] = callback;
ys.worker.postMessage([request]);
}
ys.remove_file = function(filename, callback) {
var request = {
"idx": ys.callback_idx,
"mode": "remove_file",
"filename": filename
};
ys.callback_cache[ys.callback_idx++] = callback;
ys.worker.postMessage([request]);
}
return ys;
}
}