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perf(engine): cache compiled routines in Thread.loadNext() #250

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perf(engine): cache compiled routines in Thread.loadNext() #250

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16 changes: 11 additions & 5 deletions static/js/languages/microscript/v2/runner.coffee
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Original file line number Diff line number Diff line change
Expand Up @@ -256,6 +256,7 @@ class @Thread
@paused = false
@terminated = false
@next_calls = []
@call_cache = new Map()
@interface =
pause: ()=>@pause()
resume: ()=>@resume()
Expand All @@ -272,11 +273,16 @@ class @Thread
if f instanceof Routine
@processor.load f
else
parser = new Parser(f,"")
parser.parse()
program = parser.program
compiler = new Compiler(program)
@processor.load compiler.routine
cached = @call_cache.get(f)
if cached?
@processor.load cached
else
parser = new Parser(f,"")
parser.parse()
program = parser.program
compiler = new Compiler(program)
@call_cache.set f, compiler.routine
@processor.load compiler.routine
if (f == "update()" or f == "serverUpdate()") and @runner.updateControls?
@runner.updateControls()
true
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19 changes: 13 additions & 6 deletions static/js/languages/microscript/v2/runner.js
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Original file line number Diff line number Diff line change
Expand Up @@ -314,6 +314,7 @@ this.Thread = class Thread {
this.paused = false;
this.terminated = false;
this.next_calls = [];
this.call_cache = new Map();
this.interface = {
pause: () => {
return this.pause();
Expand All @@ -335,17 +336,23 @@ this.Thread = class Thread {
}

loadNext() {
var compiler, f, parser, program;
var cached, compiler, f, parser, program;
if (this.next_calls.length > 0) {
f = this.next_calls.splice(0, 1)[0];
if (f instanceof Routine) {
this.processor.load(f);
} else {
parser = new Parser(f, "");
parser.parse();
program = parser.program;
compiler = new Compiler(program);
this.processor.load(compiler.routine);
cached = this.call_cache.get(f);
if (cached != null) {
this.processor.load(cached);
} else {
parser = new Parser(f, "");
parser.parse();
program = parser.program;
compiler = new Compiler(program);
this.call_cache.set(f, compiler.routine);
this.processor.load(compiler.routine);
}
if ((f === "update()" || f === "serverUpdate()") && (this.runner.updateControls != null)) {
this.runner.updateControls();
}
Expand Down