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authorwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
committerwolfbeast <mcwerewolf@wolfbeast.com>2019-11-10 11:39:27 +0100
commit974a481d12bf430891725bd3662876358e57e11a (patch)
treecad011151456251fef2f1b8d02ef4b4e45fad61a /js/src/vm/NativeObject.cpp
parent6bd66b1728eeddb058066edda740aaeb2ceaec23 (diff)
parent736d25cbec4541186ed46c935c117ce4d1c7f3bb (diff)
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Merge branch 'master' into js-modules
# Conflicts: # modules/libpref/init/all.js
Diffstat (limited to 'js/src/vm/NativeObject.cpp')
-rw-r--r--js/src/vm/NativeObject.cpp70
1 files changed, 16 insertions, 54 deletions
diff --git a/js/src/vm/NativeObject.cpp b/js/src/vm/NativeObject.cpp
index 21f73f4a9..d801fad06 100644
--- a/js/src/vm/NativeObject.cpp
+++ b/js/src/vm/NativeObject.cpp
@@ -9,8 +9,6 @@
#include "mozilla/ArrayUtils.h"
#include "mozilla/Casting.h"
-#include "jswatchpoint.h"
-
#include "gc/Marking.h"
#include "js/Value.h"
#include "vm/Debugger.h"
@@ -390,33 +388,6 @@ NativeObject::setLastPropertyMakeNonNative(Shape* shape)
shape_ = shape;
}
-void
-NativeObject::setLastPropertyMakeNative(ExclusiveContext* cx, Shape* shape)
-{
- MOZ_ASSERT(getClass()->isNative());
- MOZ_ASSERT(shape->getObjectClass()->isNative());
- MOZ_ASSERT(!shape->inDictionary());
-
- // This method is used to convert unboxed objects into native objects. In
- // this case, the shape_ field was previously used to store other data and
- // this should be treated as an initialization.
- shape_.init(shape);
-
- slots_ = nullptr;
- elements_ = emptyObjectElements;
-
- size_t oldSpan = shape->numFixedSlots();
- size_t newSpan = shape->slotSpan();
-
- initializeSlotRange(0, oldSpan);
-
- // A failure at this point will leave the object as a mutant, and we
- // can't recover.
- AutoEnterOOMUnsafeRegion oomUnsafe;
- if (oldSpan != newSpan && !updateSlotsForSpan(cx, oldSpan, newSpan))
- oomUnsafe.crash("NativeObject::setLastPropertyMakeNative");
-}
-
bool
NativeObject::setSlotSpan(ExclusiveContext* cx, uint32_t span)
{
@@ -629,7 +600,7 @@ NativeObject::maybeDensifySparseElements(js::ExclusiveContext* cx, HandleNativeO
return DenseElementResult::Incomplete;
/* Watch for conditions under which an object's elements cannot be dense. */
- if (!obj->nonProxyIsExtensible() || obj->watched())
+ if (!obj->nonProxyIsExtensible())
return DenseElementResult::Incomplete;
/*
@@ -699,10 +670,10 @@ NativeObject::maybeDensifySparseElements(js::ExclusiveContext* cx, HandleNativeO
*/
if (shape != obj->lastProperty()) {
shape = shape->previous();
- if (!obj->removeProperty(cx, id))
+ if (!NativeObject::removeProperty(cx, obj, id))
return DenseElementResult::Failure;
} else {
- if (!obj->removeProperty(cx, id))
+ if (!NativeObject::removeProperty(cx, obj, id))
return DenseElementResult::Failure;
shape = obj->lastProperty();
}
@@ -718,7 +689,7 @@ NativeObject::maybeDensifySparseElements(js::ExclusiveContext* cx, HandleNativeO
* flag so that we will not start using sparse indexes again if we need
* to grow the object.
*/
- if (!obj->clearFlag(cx, BaseShape::INDEXED))
+ if (!NativeObject::clearFlag(cx, obj, BaseShape::INDEXED))
return DenseElementResult::Failure;
return DenseElementResult::Success;
@@ -1023,23 +994,22 @@ NativeObject::freeSlot(ExclusiveContext* cx, uint32_t slot)
setSlot(slot, UndefinedValue());
}
-Shape*
-NativeObject::addDataProperty(ExclusiveContext* cx, jsid idArg, uint32_t slot, unsigned attrs)
+/* static */ Shape*
+NativeObject::addDataProperty(ExclusiveContext* cx, HandleNativeObject obj,
+ jsid idArg, uint32_t slot, unsigned attrs)
{
MOZ_ASSERT(!(attrs & (JSPROP_GETTER | JSPROP_SETTER)));
- RootedNativeObject self(cx, this);
RootedId id(cx, idArg);
- return addProperty(cx, self, id, nullptr, nullptr, slot, attrs, 0);
+ return addProperty(cx, obj, id, nullptr, nullptr, slot, attrs, 0);
}
-Shape*
-NativeObject::addDataProperty(ExclusiveContext* cx, HandlePropertyName name,
- uint32_t slot, unsigned attrs)
+/* static */ Shape*
+NativeObject::addDataProperty(ExclusiveContext* cx, HandleNativeObject obj,
+ HandlePropertyName name, uint32_t slot, unsigned attrs)
{
MOZ_ASSERT(!(attrs & (JSPROP_GETTER | JSPROP_SETTER)));
- RootedNativeObject self(cx, this);
RootedId id(cx, NameToId(name));
- return addProperty(cx, self, id, nullptr, nullptr, slot, attrs, 0);
+ return addProperty(cx, obj, id, nullptr, nullptr, slot, attrs, 0);
}
template <AllowGC allowGC>
@@ -1073,7 +1043,7 @@ CallAddPropertyHook(ExclusiveContext* cx, HandleNativeObject obj, HandleShape sh
RootedId id(cx, shape->propid());
if (!CallJSAddPropertyOp(cx->asJSContext(), addProperty, obj, id, value)) {
- obj->removeProperty(cx, shape->propid());
+ NativeObject::removeProperty(cx, obj, shape->propid());
return false;
}
}
@@ -1145,7 +1115,7 @@ PurgeProtoChain(ExclusiveContext* cx, JSObject* objArg, HandleId id)
shape = obj->as<NativeObject>().lookup(cx, id);
if (shape)
- return obj->as<NativeObject>().shadowingShapeChange(cx, *shape);
+ return NativeObject::shadowingShapeChange(cx, obj.as<NativeObject>(), *shape);
obj = obj->staticPrototype();
}
@@ -2438,17 +2408,9 @@ SetExistingProperty(JSContext* cx, HandleNativeObject obj, HandleId id, HandleVa
}
bool
-js::NativeSetProperty(JSContext* cx, HandleNativeObject obj, HandleId id, HandleValue value,
+js::NativeSetProperty(JSContext* cx, HandleNativeObject obj, HandleId id, HandleValue v,
HandleValue receiver, QualifiedBool qualified, ObjectOpResult& result)
{
- // Fire watchpoints, if any.
- RootedValue v(cx, value);
- if (MOZ_UNLIKELY(obj->watched())) {
- WatchpointMap* wpmap = cx->compartment()->watchpointMap;
- if (wpmap && !wpmap->triggerWatchpoint(cx, obj, id, &v))
- return false;
- }
-
// Step numbers below reference ES6 rev 27 9.1.9, the [[Set]] internal
// method for ordinary objects. We substitute our own names for these names
// used in the spec: O -> pobj, P -> id, ownDesc -> shape.
@@ -2556,7 +2518,7 @@ js::NativeDeleteProperty(JSContext* cx, HandleNativeObject obj, HandleId id,
obj->setDenseElementHole(cx, JSID_TO_INT(id));
} else {
- if (!obj->removeProperty(cx, id))
+ if (!NativeObject::removeProperty(cx, obj, id))
return false;
}