A Methodology for Fine- Grained Parallelism in JavaScript ...

extend kernel work function
function createKernel(workfn)
{
var that = workfn;
if (that._sluice_kernel !== true) {
that._sluice_kernel = true;
if (that.work == undefined)
that.work = workfn;
that.ins = [];
that.outs = [];
that.pop = createPop(that,0);
that.popN = createPop(that);
that.push = createPush(that,0);
that.pushN = createPush(that);
that.fiber = Fiber(
function() {
var r = false;
while(r == false)
r = that.work.call(that);
return r;
});
// return a pop operation
function createArrayPop(kernel,stream)
{
var k = kernel;
if (stream != null) {
var s = stream;
return function() {
var a = k.ins[s].data;
while (!a.length) yield(k.ins[s].src == 1);
var e = a.shift();
return e;
};
} else {
return function(s) {
var a = k.ins[s].data;
while (!a.length) yield(k.ins[s].src == 1);
var e = a.shift();
return e;
};
}
}
}
}
return that;