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/heap.cc b/src/heap.cc
index a224e2b..172405b 100644
--- a/src/heap.cc
+++ b/src/heap.cc
@@ -66,21 +66,26 @@
: isolate_(NULL),
// semispace_size_ should be a power of 2 and old_generation_size_ should be
// a multiple of Page::kPageSize.
-#if defined(ANDROID)
-#define LUMP_OF_MEMORY (128 * KB)
- code_range_size_(0),
-#elif defined(V8_TARGET_ARCH_X64)
+#if defined(V8_TARGET_ARCH_X64)
#define LUMP_OF_MEMORY (2 * MB)
code_range_size_(512*MB),
#else
#define LUMP_OF_MEMORY MB
code_range_size_(0),
#endif
+#if defined(ANDROID)
+ reserved_semispace_size_(4 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
+ max_semispace_size_(4 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
+ initial_semispace_size_(Page::kPageSize),
+ max_old_generation_size_(192*MB),
+ max_executable_size_(max_old_generation_size_),
+#else
reserved_semispace_size_(8 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
max_semispace_size_(8 * Max(LUMP_OF_MEMORY, Page::kPageSize)),
initial_semispace_size_(Page::kPageSize),
max_old_generation_size_(700ul * LUMP_OF_MEMORY),
max_executable_size_(256l * LUMP_OF_MEMORY),
+#endif
// Variables set based on semispace_size_ and old_generation_size_ in
// ConfigureHeap (survived_since_last_expansion_, external_allocation_limit_)
@@ -3017,8 +3022,8 @@
share->set_initial_map(undefined_value(), SKIP_WRITE_BARRIER);
share->set_this_property_assignments(undefined_value(), SKIP_WRITE_BARRIER);
share->set_ast_node_count(0);
- share->set_deopt_counter(FLAG_deopt_every_n_times);
- share->set_ic_age(0);
+ share->set_stress_deopt_counter(FLAG_deopt_every_n_times);
+ share->set_counters(0);
// Set integer fields (smi or int, depending on the architecture).
share->set_length(0);
@@ -3666,7 +3671,8 @@
Map* new_map;
ASSERT(object_function->has_initial_map());
{ MaybeObject* maybe_map =
- object_function->initial_map()->CopyDropTransitions();
+ object_function->initial_map()->CopyDropTransitions(
+ DescriptorArray::MAY_BE_SHARED);
if (!maybe_map->To<Map>(&new_map)) return maybe_map;
}
Object* prototype;
@@ -3814,7 +3820,8 @@
fun->shared()->ForbidInlineConstructor();
} else {
DescriptorArray* descriptors;
- { MaybeObject* maybe_descriptors_obj = DescriptorArray::Allocate(count);
+ { MaybeObject* maybe_descriptors_obj =
+ DescriptorArray::Allocate(count, DescriptorArray::MAY_BE_SHARED);
if (!maybe_descriptors_obj->To<DescriptorArray>(&descriptors)) {
return maybe_descriptors_obj;
}