Version 3.11.10
Implemented heap profiler memory usage reporting.
Preserved error message during finally block in try..finally. (Chromium issue 129171)
Fixed EnsureCanContainElements to properly handle double values. (issue 2170)
Improved heuristics to keep objects in fast mode with inherited constructors.
Performance and stability improvements on all platforms.
git-svn-id: http://v8.googlecode.com/svn/trunk@11798 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/src/frames.cc b/src/frames.cc
index e265341..b7e0286 100644
--- a/src/frames.cc
+++ b/src/frames.cc
@@ -469,6 +469,20 @@
}
+Address StackFrame::UnpaddedFP() const {
+#if defined(V8_TARGET_ARCH_IA32)
+ if (!is_optimized()) return fp();
+ int32_t alignment_state = Memory::int32_at(
+ fp() + JavaScriptFrameConstants::kDynamicAlignmentStateOffset);
+
+ return (alignment_state == kAlignmentPaddingPushed) ?
+ (fp() + kPointerSize) : fp();
+#else
+ return fp();
+#endif
+}
+
+
Code* EntryFrame::unchecked_code() const {
return HEAP->raw_unchecked_js_entry_code();
}
@@ -1394,11 +1408,11 @@
STACK_FRAME_TYPE_LIST(DEFINE_WRAPPER)
#undef DEFINE_WRAPPER
-static StackFrame* AllocateFrameCopy(StackFrame* frame) {
+static StackFrame* AllocateFrameCopy(StackFrame* frame, Zone* zone) {
#define FRAME_TYPE_CASE(type, field) \
case StackFrame::type: { \
field##_Wrapper* wrapper = \
- new field##_Wrapper(*(reinterpret_cast<field*>(frame))); \
+ new(zone) field##_Wrapper(*(reinterpret_cast<field*>(frame))); \
return &wrapper->frame_; \
}
@@ -1410,11 +1424,11 @@
return NULL;
}
-Vector<StackFrame*> CreateStackMap() {
- ZoneList<StackFrame*> list(10);
+Vector<StackFrame*> CreateStackMap(Zone* zone) {
+ ZoneList<StackFrame*> list(10, zone);
for (StackFrameIterator it; !it.done(); it.Advance()) {
- StackFrame* frame = AllocateFrameCopy(it.frame());
- list.Add(frame);
+ StackFrame* frame = AllocateFrameCopy(it.frame(), zone);
+ list.Add(frame, zone);
}
return list.ToVector();
}