зеркало из https://github.com/mozilla/pjs.git
testProto()
This commit is contained in:
beard%netscape.com
Родитель
659d63e427
Коммит
7293a17b91
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@ -440,6 +440,96 @@ static float64 testObjects(World &world, int32 n)
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return result.f64;
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}
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static float64 testProto(World &world, int32 n)
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{
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JSObject glob;
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Context cx(world, &glob);
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Tracer t;
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cx.addListener(&t);
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// create some objects, put some properties, and retrieve them.
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uint32 position = 0;
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ICodeGenerator initCG;
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// var proto = new Object();
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StringAtom& proto = world.identifiers[widenCString("proto")];
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initCG.beginStatement(position);
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initCG.saveName(proto, initCG.newObject());
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// function increment()
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// {
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// this.counter = this.counter + 1;
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// }
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ICodeGenerator incrCG;
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StringAtom& counter = world.identifiers[widenCString("counter")];
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incrCG.beginStatement(position);
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Register rthis = incrCG.allocateVariable(world.identifiers[widenCString("counter")]);
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Register rcounter = incrCG.getProperty(rthis, counter);
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incrCG.setProperty(rthis, counter, incrCG.op(ADD, rcounter, incrCG.loadImmediate(1.0)));
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incrCG.returnStatement();
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StringAtom& increment = world.identifiers[widenCString("increment")];
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ICodeModule* incrCode = incrCG.complete();
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glob.defineFunction(increment, incrCode);
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// proto.increment = increment;
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initCG.beginStatement(position);
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initCG.setProperty(initCG.loadName(proto), increment, initCG.loadName(increment));
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// var global = new Object();
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StringAtom& global = world.identifiers[widenCString("global")];
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initCG.beginStatement(position);
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initCG.saveName(global, initCG.newObject());
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// global.counter = 0;
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initCG.beginStatement(position);
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initCG.setProperty(initCG.loadName(global), counter, initCG.loadImmediate(0.0));
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// global.proto = proto;
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// initCG.beginStatement(position);
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// initCG.setProperty(initCG.loadName(global), proto, initCG.loadName(proto));
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initCG.returnStatement();
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ICodeModule* initCode = initCG.complete();
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stdOut << initCG;
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// run initialization code.
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JSValues args(1);
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cx.interpret(initCode, args);
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// objects now exist, do real prototype chain manipulation.
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JSObject* globalObject = glob.getProperty(global).object;
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globalObject->setPrototype(glob.getProperty(proto).object);
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// generate call to global.increment()
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ICodeGenerator callCG;
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callCG.beginStatement(position);
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RegisterList argList(1);
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Register rglobal = argList[0] = callCG.loadName(global);
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callCG.call(callCG.getProperty(rglobal, increment), argList);
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callCG.returnStatement();
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ICodeModule* callCode = callCG.complete();
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// call the increment method some number of times.
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args[0] = JSValue(globalObject);
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while (n-- > 0)
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(void) cx.interpret(callCode, args);
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JSValue result = glob.getProperty(global).object->getProperty(counter);
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stdOut << "result = " << result.f64 << "\n";
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delete initCode;
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delete incrCode;
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delete callCode;
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return result.f64;
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}
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} /* namespace Shell */
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} /* namespace JavaScript */
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@ -453,6 +543,7 @@ int main(int argc, char **argv)
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#if 1
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assert(JavaScript::Shell::testFactorial(world, 5) == 120);
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assert(JavaScript::Shell::testObjects(world, 5) == 5);
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assert(JavaScript::Shell::testProto(world, 5) == 5);
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// JavaScript::Shell::testICG(world);
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assert(JavaScript::Shell::testFunctionCall(world, 5) == 5);
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#endif
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@ -440,6 +440,96 @@ static float64 testObjects(World &world, int32 n)
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return result.f64;
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}
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static float64 testProto(World &world, int32 n)
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{
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JSObject glob;
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Context cx(world, &glob);
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Tracer t;
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cx.addListener(&t);
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// create some objects, put some properties, and retrieve them.
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uint32 position = 0;
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ICodeGenerator initCG;
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// var proto = new Object();
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StringAtom& proto = world.identifiers[widenCString("proto")];
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initCG.beginStatement(position);
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initCG.saveName(proto, initCG.newObject());
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// function increment()
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// {
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// this.counter = this.counter + 1;
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// }
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ICodeGenerator incrCG;
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StringAtom& counter = world.identifiers[widenCString("counter")];
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incrCG.beginStatement(position);
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Register rthis = incrCG.allocateVariable(world.identifiers[widenCString("counter")]);
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Register rcounter = incrCG.getProperty(rthis, counter);
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incrCG.setProperty(rthis, counter, incrCG.op(ADD, rcounter, incrCG.loadImmediate(1.0)));
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incrCG.returnStatement();
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StringAtom& increment = world.identifiers[widenCString("increment")];
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ICodeModule* incrCode = incrCG.complete();
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glob.defineFunction(increment, incrCode);
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// proto.increment = increment;
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initCG.beginStatement(position);
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initCG.setProperty(initCG.loadName(proto), increment, initCG.loadName(increment));
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// var global = new Object();
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StringAtom& global = world.identifiers[widenCString("global")];
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initCG.beginStatement(position);
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initCG.saveName(global, initCG.newObject());
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// global.counter = 0;
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initCG.beginStatement(position);
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initCG.setProperty(initCG.loadName(global), counter, initCG.loadImmediate(0.0));
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// global.proto = proto;
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// initCG.beginStatement(position);
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// initCG.setProperty(initCG.loadName(global), proto, initCG.loadName(proto));
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initCG.returnStatement();
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ICodeModule* initCode = initCG.complete();
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stdOut << initCG;
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// run initialization code.
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JSValues args(1);
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cx.interpret(initCode, args);
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// objects now exist, do real prototype chain manipulation.
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JSObject* globalObject = glob.getProperty(global).object;
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globalObject->setPrototype(glob.getProperty(proto).object);
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// generate call to global.increment()
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ICodeGenerator callCG;
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callCG.beginStatement(position);
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RegisterList argList(1);
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Register rglobal = argList[0] = callCG.loadName(global);
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callCG.call(callCG.getProperty(rglobal, increment), argList);
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callCG.returnStatement();
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ICodeModule* callCode = callCG.complete();
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// call the increment method some number of times.
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args[0] = JSValue(globalObject);
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while (n-- > 0)
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(void) cx.interpret(callCode, args);
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JSValue result = glob.getProperty(global).object->getProperty(counter);
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stdOut << "result = " << result.f64 << "\n";
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delete initCode;
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delete incrCode;
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delete callCode;
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return result.f64;
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}
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} /* namespace Shell */
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} /* namespace JavaScript */
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@ -453,6 +543,7 @@ int main(int argc, char **argv)
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#if 1
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assert(JavaScript::Shell::testFactorial(world, 5) == 120);
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assert(JavaScript::Shell::testObjects(world, 5) == 5);
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assert(JavaScript::Shell::testProto(world, 5) == 5);
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// JavaScript::Shell::testICG(world);
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assert(JavaScript::Shell::testFunctionCall(world, 5) == 5);
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#endif
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