summaryrefslogtreecommitdiff
path: root/deps/v8/src/execution.cc
diff options
context:
space:
mode:
Diffstat (limited to 'deps/v8/src/execution.cc')
-rw-r--r--deps/v8/src/execution.cc119
1 files changed, 74 insertions, 45 deletions
diff --git a/deps/v8/src/execution.cc b/deps/v8/src/execution.cc
index ecfa1db1ed..979641a9de 100644
--- a/deps/v8/src/execution.cc
+++ b/deps/v8/src/execution.cc
@@ -148,7 +148,8 @@ static Handle<Object> Invoke(bool is_construct,
}
-Handle<Object> Execution::Call(Handle<Object> callable,
+Handle<Object> Execution::Call(Isolate* isolate,
+ Handle<Object> callable,
Handle<Object> receiver,
int argc,
Handle<Object> argv[],
@@ -157,7 +158,7 @@ Handle<Object> Execution::Call(Handle<Object> callable,
*pending_exception = false;
if (!callable->IsJSFunction()) {
- callable = TryGetFunctionDelegate(callable, pending_exception);
+ callable = TryGetFunctionDelegate(isolate, callable, pending_exception);
if (*pending_exception) return callable;
}
Handle<JSFunction> func = Handle<JSFunction>::cast(callable);
@@ -174,7 +175,7 @@ Handle<Object> Execution::Call(Handle<Object> callable,
receiver = Handle<Object>(global, func->GetIsolate());
}
} else {
- receiver = ToObject(receiver, pending_exception);
+ receiver = ToObject(isolate, receiver, pending_exception);
}
if (*pending_exception) return callable;
}
@@ -234,9 +235,9 @@ Handle<Object> Execution::TryCall(Handle<JSFunction> func,
}
-Handle<Object> Execution::GetFunctionDelegate(Handle<Object> object) {
+Handle<Object> Execution::GetFunctionDelegate(Isolate* isolate,
+ Handle<Object> object) {
ASSERT(!object->IsJSFunction());
- Isolate* isolate = Isolate::Current();
Factory* factory = isolate->factory();
// If you return a function from here, it will be called when an
@@ -261,10 +262,10 @@ Handle<Object> Execution::GetFunctionDelegate(Handle<Object> object) {
}
-Handle<Object> Execution::TryGetFunctionDelegate(Handle<Object> object,
+Handle<Object> Execution::TryGetFunctionDelegate(Isolate* isolate,
+ Handle<Object> object,
bool* has_pending_exception) {
ASSERT(!object->IsJSFunction());
- Isolate* isolate = Isolate::Current();
// If object is a function proxy, get its handler. Iterate if necessary.
Object* fun = *object;
@@ -292,9 +293,9 @@ Handle<Object> Execution::TryGetFunctionDelegate(Handle<Object> object,
}
-Handle<Object> Execution::GetConstructorDelegate(Handle<Object> object) {
+Handle<Object> Execution::GetConstructorDelegate(Isolate* isolate,
+ Handle<Object> object) {
ASSERT(!object->IsJSFunction());
- Isolate* isolate = Isolate::Current();
// If you return a function from here, it will be called when an
// attempt is made to call the given object as a constructor.
@@ -319,10 +320,10 @@ Handle<Object> Execution::GetConstructorDelegate(Handle<Object> object) {
Handle<Object> Execution::TryGetConstructorDelegate(
+ Isolate* isolate,
Handle<Object> object,
bool* has_pending_exception) {
ASSERT(!object->IsJSFunction());
- Isolate* isolate = Isolate::Current();
// If you return a function from here, it will be called when an
// attempt is made to call the given object as a constructor.
@@ -458,6 +459,22 @@ void StackGuard::RequestGC() {
}
+bool StackGuard::IsInstallCodeRequest() {
+ ExecutionAccess access(isolate_);
+ return (thread_local_.interrupt_flags_ & INSTALL_CODE) != 0;
+}
+
+
+void StackGuard::RequestInstallCode() {
+ ExecutionAccess access(isolate_);
+ thread_local_.interrupt_flags_ |= INSTALL_CODE;
+ if (thread_local_.postpone_interrupts_nesting_ == 0) {
+ thread_local_.jslimit_ = thread_local_.climit_ = kInterruptLimit;
+ isolate_->heap()->SetStackLimits();
+ }
+}
+
+
bool StackGuard::IsFullDeopt() {
ExecutionAccess access(isolate_);
return (thread_local_.interrupt_flags_ & FULL_DEOPT) != 0;
@@ -596,54 +613,60 @@ void StackGuard::InitThread(const ExecutionAccess& lock) {
#define RETURN_NATIVE_CALL(name, args, has_pending_exception) \
do { \
- Isolate* isolate = Isolate::Current(); \
Handle<Object> argv[] = args; \
ASSERT(has_pending_exception != NULL); \
- return Call(isolate->name##_fun(), \
+ return Call(isolate, \
+ isolate->name##_fun(), \
isolate->js_builtins_object(), \
ARRAY_SIZE(argv), argv, \
has_pending_exception); \
} while (false)
-Handle<Object> Execution::ToNumber(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToNumber(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_number, { obj }, exc);
}
-Handle<Object> Execution::ToString(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToString(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_string, { obj }, exc);
}
-Handle<Object> Execution::ToDetailString(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToDetailString(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_detail_string, { obj }, exc);
}
-Handle<Object> Execution::ToObject(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToObject(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
if (obj->IsSpecObject()) return obj;
RETURN_NATIVE_CALL(to_object, { obj }, exc);
}
-Handle<Object> Execution::ToInteger(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToInteger(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_integer, { obj }, exc);
}
-Handle<Object> Execution::ToUint32(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToUint32(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_uint32, { obj }, exc);
}
-Handle<Object> Execution::ToInt32(Handle<Object> obj, bool* exc) {
+Handle<Object> Execution::ToInt32(
+ Isolate* isolate, Handle<Object> obj, bool* exc) {
RETURN_NATIVE_CALL(to_int32, { obj }, exc);
}
-Handle<Object> Execution::NewDate(double time, bool* exc) {
- Isolate* isolate = Isolate::Current();
+Handle<Object> Execution::NewDate(Isolate* isolate, double time, bool* exc) {
Handle<Object> time_obj = isolate->factory()->NewNumber(time);
RETURN_NATIVE_CALL(create_date, { time_obj }, exc);
}
@@ -698,15 +721,18 @@ Handle<JSFunction> Execution::InstantiateFunction(
Handle<FunctionTemplateInfo> data,
bool* exc) {
Isolate* isolate = data->GetIsolate();
- // Fast case: see if the function has already been instantiated
- int serial_number = Smi::cast(data->serial_number())->value();
- Object* elm =
- isolate->native_context()->function_cache()->
- GetElementNoExceptionThrown(serial_number);
- if (elm->IsJSFunction()) return Handle<JSFunction>(JSFunction::cast(elm));
+ if (!data->do_not_cache()) {
+ // Fast case: see if the function has already been instantiated
+ int serial_number = Smi::cast(data->serial_number())->value();
+ Object* elm =
+ isolate->native_context()->function_cache()->
+ GetElementNoExceptionThrown(isolate, serial_number);
+ if (elm->IsJSFunction()) return Handle<JSFunction>(JSFunction::cast(elm));
+ }
// The function has not yet been instantiated in this context; do it.
Handle<Object> args[] = { data };
- Handle<Object> result = Call(isolate->instantiate_fun(),
+ Handle<Object> result = Call(isolate,
+ isolate->instantiate_fun(),
isolate->js_builtins_object(),
ARRAY_SIZE(args),
args,
@@ -738,7 +764,8 @@ Handle<JSObject> Execution::InstantiateObject(Handle<ObjectTemplateInfo> data,
return Handle<JSObject>(JSObject::cast(result));
} else {
Handle<Object> args[] = { data };
- Handle<Object> result = Call(isolate->instantiate_fun(),
+ Handle<Object> result = Call(isolate,
+ isolate->instantiate_fun(),
isolate->js_builtins_object(),
ARRAY_SIZE(args),
args,
@@ -749,12 +776,13 @@ Handle<JSObject> Execution::InstantiateObject(Handle<ObjectTemplateInfo> data,
}
-void Execution::ConfigureInstance(Handle<Object> instance,
+void Execution::ConfigureInstance(Isolate* isolate,
+ Handle<Object> instance,
Handle<Object> instance_template,
bool* exc) {
- Isolate* isolate = Isolate::Current();
Handle<Object> args[] = { instance, instance_template };
- Execution::Call(isolate->configure_instance_fun(),
+ Execution::Call(isolate,
+ isolate->configure_instance_fun(),
isolate->js_builtins_object(),
ARRAY_SIZE(args),
args,
@@ -782,9 +810,7 @@ Handle<String> Execution::GetStackTraceLine(Handle<Object> recv,
}
-static Object* RuntimePreempt() {
- Isolate* isolate = Isolate::Current();
-
+static Object* RuntimePreempt(Isolate* isolate) {
// Clear the preempt request flag.
isolate->stack_guard()->Continue(PREEMPT);
@@ -813,9 +839,7 @@ static Object* RuntimePreempt() {
#ifdef ENABLE_DEBUGGER_SUPPORT
-Object* Execution::DebugBreakHelper() {
- Isolate* isolate = Isolate::Current();
-
+Object* Execution::DebugBreakHelper(Isolate* isolate) {
// Just continue if breaks are disabled.
if (isolate->debug()->disable_break()) {
return isolate->heap()->undefined_value();
@@ -861,15 +885,15 @@ Object* Execution::DebugBreakHelper() {
// Clear the debug break request flag.
isolate->stack_guard()->Continue(DEBUGBREAK);
- ProcessDebugMessages(debug_command_only);
+ ProcessDebugMessages(isolate, debug_command_only);
// Return to continue execution.
return isolate->heap()->undefined_value();
}
-void Execution::ProcessDebugMessages(bool debug_command_only) {
- Isolate* isolate = Isolate::Current();
+void Execution::ProcessDebugMessages(Isolate* isolate,
+ bool debug_command_only) {
// Clear the debug command request flag.
isolate->stack_guard()->Continue(DEBUGCOMMAND);
@@ -880,7 +904,7 @@ void Execution::ProcessDebugMessages(bool debug_command_only) {
HandleScope scope(isolate);
// Enter the debugger. Just continue if we fail to enter the debugger.
- EnterDebugger debugger;
+ EnterDebugger debugger(isolate);
if (debugger.FailedToEnter()) {
return;
}
@@ -908,13 +932,12 @@ MaybeObject* Execution::HandleStackGuardInterrupt(Isolate* isolate) {
isolate->counters()->stack_interrupts()->Increment();
isolate->counters()->runtime_profiler_ticks()->Increment();
- isolate->runtime_profiler()->OptimizeNow();
#ifdef ENABLE_DEBUGGER_SUPPORT
if (stack_guard->IsDebugBreak() || stack_guard->IsDebugCommand()) {
- DebugBreakHelper();
+ DebugBreakHelper(isolate);
}
#endif
- if (stack_guard->IsPreempted()) RuntimePreempt();
+ if (stack_guard->IsPreempted()) RuntimePreempt(isolate);
if (stack_guard->IsTerminateExecution()) {
stack_guard->Continue(TERMINATE);
return isolate->TerminateExecution();
@@ -927,6 +950,12 @@ MaybeObject* Execution::HandleStackGuardInterrupt(Isolate* isolate) {
stack_guard->Continue(FULL_DEOPT);
Deoptimizer::DeoptimizeAll(isolate);
}
+ if (stack_guard->IsInstallCodeRequest()) {
+ ASSERT(FLAG_concurrent_recompilation);
+ stack_guard->Continue(INSTALL_CODE);
+ isolate->optimizing_compiler_thread()->InstallOptimizedFunctions();
+ }
+ isolate->runtime_profiler()->OptimizeNow();
return isolate->heap()->undefined_value();
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-03 00:54:48 +0000