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Analysis and recompilation tuning for SS, bug 608746.

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This commit is contained in:
Brian Hackett
2010-11-20 15:45:52 -08:00
parent 6004d8b9cb
commit 5fc44cdc9b
13 changed files with 607 additions and 332 deletions
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19
js/src/jsarray.cpp
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@@ -2135,7 +2135,7 @@ array_push(JSContext *cx, uintN argc, Value *vp)
return JS_FALSE;
if (cx->isTypeCallerMonitored())
cx->monitorTypeObject(obj->getTypeObject());
cx->markTypeObjectUnknownProperties(obj->getTypeObject());
if (argc != 1 || !obj->isDenseArray())
return array_push_slowly(cx, obj, argc, vp + 2, vp);
@@ -2263,7 +2263,7 @@ array_unshift(JSContext *cx, uintN argc, Value *vp)
return JS_FALSE;
if (cx->isTypeCallerMonitored())
cx->monitorTypeObject(obj->getTypeObject());
cx->markTypeObjectUnknownProperties(obj->getTypeObject());
newlen = length;
if (argc > 0) {
@@ -2325,13 +2325,13 @@ array_splice(JSContext *cx, uintN argc, Value *vp)
* result of the call so mark it at the callsite.
*/
objType = cx->getTypeCallerInitObject(true);
cx->monitorTypeObject(objType);
cx->markTypeObjectUnknownProperties(objType);
cx->markTypeCallerUnexpected((jstype) objType);
}
#endif
if (cx->isTypeCallerMonitored())
cx->monitorTypeObject(objType);
cx->markTypeObjectUnknownProperties(objType);
/*
* Create a new array value to return. Our ECMA v2 proposal specs
@@ -2487,7 +2487,7 @@ array_concat(JSContext *cx, uintN argc, Value *vp)
TypeObject *ntype = cx->getTypeCallerInitObject(true);
if (cx->isTypeCallerMonitored())
cx->monitorTypeObject(ntype);
cx->markTypeObjectUnknownProperties(ntype);
/* Create a new Array object and root it using *vp. */
JSObject *aobj = ComputeThisFromVp(cx, vp);
@@ -2623,13 +2623,13 @@ array_slice(JSContext *cx, uintN argc, Value *vp)
* result of the call so mark it at the callsite.
*/
objType = cx->getTypeCallerInitObject(true);
cx->monitorTypeObject(objType);
cx->markTypeObjectUnknownProperties(objType);
cx->markTypeCallerUnexpected((jstype) objType);
}
#endif
if (cx->isTypeCallerMonitored())
cx->monitorTypeObject(objType);
cx->markTypeObjectUnknownProperties(objType);
if (obj->isDenseArray() && end <= obj->getDenseArrayCapacity() &&
!js_PrototypeHasIndexedProperties(cx, obj)) {
@@ -2848,7 +2848,7 @@ array_extra(JSContext *cx, ArrayExtraMode mode, uintN argc, Value *vp)
* the output array, monitor any reads on the array in the future.
*/
if (cx->isTypeCallerMonitored() && (mode == MAP || mode == FILTER))
cx->monitorTypeObject(newtype);
cx->markTypeObjectUnknownProperties(newtype);
/*
* For all but REDUCE, we call with 3 args (value, index, array). REDUCE
@@ -3307,7 +3307,7 @@ js_Array(JSContext *cx, uintN argc, Value *vp)
}
if (cx->isTypeCallerMonitored() && vector)
cx->monitorTypeObject(type);
cx->markTypeObjectUnknownProperties(type);
/* Whether called with 'new' or not, use a new Array object. */
JSObject *obj = NewDenseArrayObject(cx, type, length);
@@ -3381,6 +3381,7 @@ static void array_TypeNew(JSContext *cx, JSTypeFunction *jsfun, JSTypeCallsite *
if (site->argumentCount > 1) {
for (size_t ind = 0; ind < site->argumentCount; ind++)
site->argumentTypes[ind]->addSubset(cx, site->pool(), indexTypes);
object->possiblePackedArray = true;
}
#endif
}