648fcd906e
can be reset to allow DST / timezone changes to be re-cached and reflected in the Date object. Patch by Mark Lam from Hewlett-Packard Development Company, LP Review URL: http://codereview.chromium.org/5978001 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@6067 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
5146 lines
158 KiB
C++
5146 lines
158 KiB
C++
// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "v8.h"
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#include "api.h"
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#include "arguments.h"
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#include "bootstrapper.h"
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#include "compiler.h"
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#include "debug.h"
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#include "deoptimizer.h"
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#include "execution.h"
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#include "global-handles.h"
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#include "heap-profiler.h"
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#include "messages.h"
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#include "parser.h"
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#include "platform.h"
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#include "profile-generator-inl.h"
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#include "runtime-profiler.h"
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#include "serialize.h"
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#include "snapshot.h"
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#include "top.h"
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#include "v8threads.h"
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#include "version.h"
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#include "vm-state-inl.h"
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#include "../include/v8-profiler.h"
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#include "../include/v8-testing.h"
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#define LOG_API(expr) LOG(ApiEntryCall(expr))
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#ifdef ENABLE_VMSTATE_TRACKING
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#define ENTER_V8 ASSERT(i::V8::IsRunning()); i::VMState __state__(i::OTHER)
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#define LEAVE_V8 i::VMState __state__(i::EXTERNAL)
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#else
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#define ENTER_V8 ((void) 0)
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#define LEAVE_V8 ((void) 0)
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#endif
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namespace v8 {
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#define ON_BAILOUT(location, code) \
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if (IsDeadCheck(location) || v8::V8::IsExecutionTerminating()) { \
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code; \
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UNREACHABLE(); \
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}
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#define EXCEPTION_PREAMBLE() \
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thread_local.IncrementCallDepth(); \
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ASSERT(!i::Top::external_caught_exception()); \
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bool has_pending_exception = false
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#define EXCEPTION_BAILOUT_CHECK(value) \
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do { \
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thread_local.DecrementCallDepth(); \
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if (has_pending_exception) { \
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if (thread_local.CallDepthIsZero() && i::Top::is_out_of_memory()) { \
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if (!thread_local.ignore_out_of_memory()) \
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i::V8::FatalProcessOutOfMemory(NULL); \
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} \
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bool call_depth_is_zero = thread_local.CallDepthIsZero(); \
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i::Top::OptionalRescheduleException(call_depth_is_zero); \
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return value; \
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} \
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} while (false)
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#define API_ENTRY_CHECK(msg) \
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do { \
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if (v8::Locker::IsActive()) { \
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ApiCheck(i::ThreadManager::IsLockedByCurrentThread(), \
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msg, \
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"Entering the V8 API without proper locking in place"); \
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} \
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} while (false)
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// --- D a t a t h a t i s s p e c i f i c t o a t h r e a d ---
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static i::HandleScopeImplementer thread_local;
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// --- E x c e p t i o n B e h a v i o r ---
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static FatalErrorCallback exception_behavior = NULL;
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static void DefaultFatalErrorHandler(const char* location,
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const char* message) {
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ENTER_V8;
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API_Fatal(location, message);
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}
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static FatalErrorCallback& GetFatalErrorHandler() {
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if (exception_behavior == NULL) {
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exception_behavior = DefaultFatalErrorHandler;
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}
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return exception_behavior;
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}
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void i::FatalProcessOutOfMemory(const char* location) {
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i::V8::FatalProcessOutOfMemory(location, false);
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}
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// When V8 cannot allocated memory FatalProcessOutOfMemory is called.
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// The default fatal error handler is called and execution is stopped.
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void i::V8::FatalProcessOutOfMemory(const char* location, bool take_snapshot) {
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i::HeapStats heap_stats;
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int start_marker;
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heap_stats.start_marker = &start_marker;
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int new_space_size;
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heap_stats.new_space_size = &new_space_size;
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int new_space_capacity;
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heap_stats.new_space_capacity = &new_space_capacity;
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intptr_t old_pointer_space_size;
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heap_stats.old_pointer_space_size = &old_pointer_space_size;
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intptr_t old_pointer_space_capacity;
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heap_stats.old_pointer_space_capacity = &old_pointer_space_capacity;
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intptr_t old_data_space_size;
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heap_stats.old_data_space_size = &old_data_space_size;
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intptr_t old_data_space_capacity;
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heap_stats.old_data_space_capacity = &old_data_space_capacity;
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intptr_t code_space_size;
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heap_stats.code_space_size = &code_space_size;
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intptr_t code_space_capacity;
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heap_stats.code_space_capacity = &code_space_capacity;
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intptr_t map_space_size;
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heap_stats.map_space_size = &map_space_size;
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intptr_t map_space_capacity;
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heap_stats.map_space_capacity = &map_space_capacity;
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intptr_t cell_space_size;
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heap_stats.cell_space_size = &cell_space_size;
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intptr_t cell_space_capacity;
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heap_stats.cell_space_capacity = &cell_space_capacity;
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intptr_t lo_space_size;
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heap_stats.lo_space_size = &lo_space_size;
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int global_handle_count;
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heap_stats.global_handle_count = &global_handle_count;
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int weak_global_handle_count;
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heap_stats.weak_global_handle_count = &weak_global_handle_count;
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int pending_global_handle_count;
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heap_stats.pending_global_handle_count = &pending_global_handle_count;
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int near_death_global_handle_count;
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heap_stats.near_death_global_handle_count = &near_death_global_handle_count;
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int destroyed_global_handle_count;
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heap_stats.destroyed_global_handle_count = &destroyed_global_handle_count;
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intptr_t memory_allocator_size;
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heap_stats.memory_allocator_size = &memory_allocator_size;
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intptr_t memory_allocator_capacity;
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heap_stats.memory_allocator_capacity = &memory_allocator_capacity;
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int objects_per_type[LAST_TYPE + 1] = {0};
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heap_stats.objects_per_type = objects_per_type;
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int size_per_type[LAST_TYPE + 1] = {0};
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heap_stats.size_per_type = size_per_type;
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int os_error;
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heap_stats.os_error = &os_error;
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int end_marker;
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heap_stats.end_marker = &end_marker;
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i::Heap::RecordStats(&heap_stats, take_snapshot);
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i::V8::SetFatalError();
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FatalErrorCallback callback = GetFatalErrorHandler();
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{
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LEAVE_V8;
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callback(location, "Allocation failed - process out of memory");
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}
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// If the callback returns, we stop execution.
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UNREACHABLE();
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}
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void V8::SetFatalErrorHandler(FatalErrorCallback that) {
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exception_behavior = that;
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}
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bool Utils::ReportApiFailure(const char* location, const char* message) {
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FatalErrorCallback callback = GetFatalErrorHandler();
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callback(location, message);
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i::V8::SetFatalError();
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return false;
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}
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bool V8::IsDead() {
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return i::V8::IsDead();
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}
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static inline bool ApiCheck(bool condition,
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const char* location,
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const char* message) {
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return condition ? true : Utils::ReportApiFailure(location, message);
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}
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static bool ReportV8Dead(const char* location) {
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FatalErrorCallback callback = GetFatalErrorHandler();
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callback(location, "V8 is no longer usable");
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return true;
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}
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static bool ReportEmptyHandle(const char* location) {
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FatalErrorCallback callback = GetFatalErrorHandler();
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callback(location, "Reading from empty handle");
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return true;
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}
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/**
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* IsDeadCheck checks that the vm is usable. If, for instance, the vm has been
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* out of memory at some point this check will fail. It should be called on
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* entry to all methods that touch anything in the heap, except destructors
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* which you sometimes can't avoid calling after the vm has crashed. Functions
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* that call EnsureInitialized or ON_BAILOUT don't have to also call
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* IsDeadCheck. ON_BAILOUT has the advantage over EnsureInitialized that you
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* can arrange to return if the VM is dead. This is needed to ensure that no VM
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* heap allocations are attempted on a dead VM. EnsureInitialized has the
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* advantage over ON_BAILOUT that it actually initializes the VM if this has not
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* yet been done.
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*/
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static inline bool IsDeadCheck(const char* location) {
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return !i::V8::IsRunning()
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&& i::V8::IsDead() ? ReportV8Dead(location) : false;
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}
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static inline bool EmptyCheck(const char* location, v8::Handle<v8::Data> obj) {
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return obj.IsEmpty() ? ReportEmptyHandle(location) : false;
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}
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static inline bool EmptyCheck(const char* location, const v8::Data* obj) {
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return (obj == 0) ? ReportEmptyHandle(location) : false;
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}
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// --- S t a t i c s ---
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static i::StringInputBuffer write_input_buffer;
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static inline bool EnsureInitialized(const char* location) {
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if (i::V8::IsRunning()) {
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return true;
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}
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if (IsDeadCheck(location)) {
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return false;
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}
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return ApiCheck(v8::V8::Initialize(), location, "Error initializing V8");
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}
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ImplementationUtilities::HandleScopeData*
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ImplementationUtilities::CurrentHandleScope() {
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return &i::HandleScope::current_;
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}
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#ifdef DEBUG
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void ImplementationUtilities::ZapHandleRange(i::Object** begin,
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i::Object** end) {
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i::HandleScope::ZapRange(begin, end);
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}
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#endif
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v8::Handle<v8::Primitive> ImplementationUtilities::Undefined() {
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if (!EnsureInitialized("v8::Undefined()")) return v8::Handle<v8::Primitive>();
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return v8::Handle<Primitive>(ToApi<Primitive>(i::Factory::undefined_value()));
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}
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v8::Handle<v8::Primitive> ImplementationUtilities::Null() {
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if (!EnsureInitialized("v8::Null()")) return v8::Handle<v8::Primitive>();
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return v8::Handle<Primitive>(ToApi<Primitive>(i::Factory::null_value()));
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}
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v8::Handle<v8::Boolean> ImplementationUtilities::True() {
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if (!EnsureInitialized("v8::True()")) return v8::Handle<v8::Boolean>();
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return v8::Handle<v8::Boolean>(ToApi<Boolean>(i::Factory::true_value()));
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}
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v8::Handle<v8::Boolean> ImplementationUtilities::False() {
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if (!EnsureInitialized("v8::False()")) return v8::Handle<v8::Boolean>();
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return v8::Handle<v8::Boolean>(ToApi<Boolean>(i::Factory::false_value()));
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}
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void V8::SetFlagsFromString(const char* str, int length) {
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i::FlagList::SetFlagsFromString(str, length);
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}
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void V8::SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags) {
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i::FlagList::SetFlagsFromCommandLine(argc, argv, remove_flags);
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}
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v8::Handle<Value> ThrowException(v8::Handle<v8::Value> value) {
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if (IsDeadCheck("v8::ThrowException()")) return v8::Handle<Value>();
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ENTER_V8;
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// If we're passed an empty handle, we throw an undefined exception
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// to deal more gracefully with out of memory situations.
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if (value.IsEmpty()) {
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i::Top::ScheduleThrow(i::Heap::undefined_value());
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} else {
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i::Top::ScheduleThrow(*Utils::OpenHandle(*value));
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}
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return v8::Undefined();
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}
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RegisteredExtension* RegisteredExtension::first_extension_ = NULL;
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RegisteredExtension::RegisteredExtension(Extension* extension)
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: extension_(extension), state_(UNVISITED) { }
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void RegisteredExtension::Register(RegisteredExtension* that) {
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that->next_ = RegisteredExtension::first_extension_;
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RegisteredExtension::first_extension_ = that;
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}
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void RegisterExtension(Extension* that) {
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RegisteredExtension* extension = new RegisteredExtension(that);
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RegisteredExtension::Register(extension);
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}
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Extension::Extension(const char* name,
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const char* source,
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int dep_count,
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const char** deps)
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: name_(name),
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source_(source),
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dep_count_(dep_count),
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deps_(deps),
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auto_enable_(false) { }
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v8::Handle<Primitive> Undefined() {
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LOG_API("Undefined");
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return ImplementationUtilities::Undefined();
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}
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v8::Handle<Primitive> Null() {
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LOG_API("Null");
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return ImplementationUtilities::Null();
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}
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v8::Handle<Boolean> True() {
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LOG_API("True");
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return ImplementationUtilities::True();
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}
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v8::Handle<Boolean> False() {
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LOG_API("False");
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return ImplementationUtilities::False();
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}
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ResourceConstraints::ResourceConstraints()
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: max_young_space_size_(0),
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max_old_space_size_(0),
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max_executable_size_(0),
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stack_limit_(NULL) { }
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bool SetResourceConstraints(ResourceConstraints* constraints) {
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int young_space_size = constraints->max_young_space_size();
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int old_gen_size = constraints->max_old_space_size();
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int max_executable_size = constraints->max_executable_size();
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if (young_space_size != 0 || old_gen_size != 0 || max_executable_size != 0) {
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bool result = i::Heap::ConfigureHeap(young_space_size / 2,
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old_gen_size,
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max_executable_size);
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if (!result) return false;
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}
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if (constraints->stack_limit() != NULL) {
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uintptr_t limit = reinterpret_cast<uintptr_t>(constraints->stack_limit());
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i::StackGuard::SetStackLimit(limit);
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}
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return true;
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}
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i::Object** V8::GlobalizeReference(i::Object** obj) {
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if (IsDeadCheck("V8::Persistent::New")) return NULL;
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LOG_API("Persistent::New");
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i::Handle<i::Object> result =
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i::GlobalHandles::Create(*obj);
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return result.location();
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}
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void V8::MakeWeak(i::Object** object, void* parameters,
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WeakReferenceCallback callback) {
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LOG_API("MakeWeak");
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i::GlobalHandles::MakeWeak(object, parameters, callback);
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}
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void V8::ClearWeak(i::Object** obj) {
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LOG_API("ClearWeak");
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i::GlobalHandles::ClearWeakness(obj);
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}
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bool V8::IsGlobalNearDeath(i::Object** obj) {
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LOG_API("IsGlobalNearDeath");
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if (!i::V8::IsRunning()) return false;
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return i::GlobalHandles::IsNearDeath(obj);
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}
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bool V8::IsGlobalWeak(i::Object** obj) {
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LOG_API("IsGlobalWeak");
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if (!i::V8::IsRunning()) return false;
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return i::GlobalHandles::IsWeak(obj);
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}
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void V8::DisposeGlobal(i::Object** obj) {
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LOG_API("DisposeGlobal");
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if (!i::V8::IsRunning()) return;
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i::GlobalHandles::Destroy(obj);
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}
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// --- H a n d l e s ---
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HandleScope::HandleScope()
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: prev_next_(i::HandleScope::current_.next),
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prev_limit_(i::HandleScope::current_.limit),
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is_closed_(false) {
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API_ENTRY_CHECK("HandleScope::HandleScope");
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i::HandleScope::current_.level++;
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}
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HandleScope::~HandleScope() {
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if (!is_closed_) {
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Leave();
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}
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}
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void HandleScope::Leave() {
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i::HandleScope::current_.level--;
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ASSERT(i::HandleScope::current_.level >= 0);
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i::HandleScope::current_.next = prev_next_;
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if (i::HandleScope::current_.limit != prev_limit_) {
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i::HandleScope::current_.limit = prev_limit_;
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i::HandleScope::DeleteExtensions();
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}
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#ifdef DEBUG
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i::HandleScope::ZapRange(prev_next_, prev_limit_);
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#endif
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}
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int HandleScope::NumberOfHandles() {
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return i::HandleScope::NumberOfHandles();
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}
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i::Object** v8::HandleScope::CreateHandle(i::Object* value) {
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return i::HandleScope::CreateHandle(value);
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}
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void Context::Enter() {
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if (IsDeadCheck("v8::Context::Enter()")) return;
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ENTER_V8;
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i::Handle<i::Context> env = Utils::OpenHandle(this);
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thread_local.EnterContext(env);
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|
|
thread_local.SaveContext(i::Top::context());
|
|
i::Top::set_context(*env);
|
|
}
|
|
|
|
|
|
void Context::Exit() {
|
|
if (!i::V8::IsRunning()) return;
|
|
if (!ApiCheck(thread_local.LeaveLastContext(),
|
|
"v8::Context::Exit()",
|
|
"Cannot exit non-entered context")) {
|
|
return;
|
|
}
|
|
|
|
// Content of 'last_context' could be NULL.
|
|
i::Context* last_context = thread_local.RestoreContext();
|
|
i::Top::set_context(last_context);
|
|
}
|
|
|
|
|
|
void Context::SetData(v8::Handle<String> data) {
|
|
if (IsDeadCheck("v8::Context::SetData()")) return;
|
|
ENTER_V8;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> raw_data = Utils::OpenHandle(*data);
|
|
ASSERT(env->IsGlobalContext());
|
|
if (env->IsGlobalContext()) {
|
|
env->set_data(*raw_data);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
v8::Local<v8::Value> Context::GetData() {
|
|
if (IsDeadCheck("v8::Context::GetData()")) return v8::Local<Value>();
|
|
ENTER_V8;
|
|
i::Object* raw_result = NULL;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
ASSERT(env->IsGlobalContext());
|
|
if (env->IsGlobalContext()) {
|
|
raw_result = env->data();
|
|
} else {
|
|
return Local<Value>();
|
|
}
|
|
}
|
|
i::Handle<i::Object> result(raw_result);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
i::Object** v8::HandleScope::RawClose(i::Object** value) {
|
|
if (!ApiCheck(!is_closed_,
|
|
"v8::HandleScope::Close()",
|
|
"Local scope has already been closed")) {
|
|
return 0;
|
|
}
|
|
LOG_API("CloseHandleScope");
|
|
|
|
// Read the result before popping the handle block.
|
|
i::Object* result = NULL;
|
|
if (value != NULL) {
|
|
result = *value;
|
|
}
|
|
is_closed_ = true;
|
|
Leave();
|
|
|
|
if (value == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
// Allocate a new handle on the previous handle block.
|
|
i::Handle<i::Object> handle(result);
|
|
return handle.location();
|
|
}
|
|
|
|
|
|
// --- N e a n d e r ---
|
|
|
|
|
|
// A constructor cannot easily return an error value, therefore it is necessary
|
|
// to check for a dead VM with ON_BAILOUT before constructing any Neander
|
|
// objects. To remind you about this there is no HandleScope in the
|
|
// NeanderObject constructor. When you add one to the site calling the
|
|
// constructor you should check that you ensured the VM was not dead first.
|
|
NeanderObject::NeanderObject(int size) {
|
|
EnsureInitialized("v8::Nowhere");
|
|
ENTER_V8;
|
|
value_ = i::Factory::NewNeanderObject();
|
|
i::Handle<i::FixedArray> elements = i::Factory::NewFixedArray(size);
|
|
value_->set_elements(*elements);
|
|
}
|
|
|
|
|
|
int NeanderObject::size() {
|
|
return i::FixedArray::cast(value_->elements())->length();
|
|
}
|
|
|
|
|
|
NeanderArray::NeanderArray() : obj_(2) {
|
|
obj_.set(0, i::Smi::FromInt(0));
|
|
}
|
|
|
|
|
|
int NeanderArray::length() {
|
|
return i::Smi::cast(obj_.get(0))->value();
|
|
}
|
|
|
|
|
|
i::Object* NeanderArray::get(int offset) {
|
|
ASSERT(0 <= offset);
|
|
ASSERT(offset < length());
|
|
return obj_.get(offset + 1);
|
|
}
|
|
|
|
|
|
// This method cannot easily return an error value, therefore it is necessary
|
|
// to check for a dead VM with ON_BAILOUT before calling it. To remind you
|
|
// about this there is no HandleScope in this method. When you add one to the
|
|
// site calling this method you should check that you ensured the VM was not
|
|
// dead first.
|
|
void NeanderArray::add(i::Handle<i::Object> value) {
|
|
int length = this->length();
|
|
int size = obj_.size();
|
|
if (length == size - 1) {
|
|
i::Handle<i::FixedArray> new_elms = i::Factory::NewFixedArray(2 * size);
|
|
for (int i = 0; i < length; i++)
|
|
new_elms->set(i + 1, get(i));
|
|
obj_.value()->set_elements(*new_elms);
|
|
}
|
|
obj_.set(length + 1, *value);
|
|
obj_.set(0, i::Smi::FromInt(length + 1));
|
|
}
|
|
|
|
|
|
void NeanderArray::set(int index, i::Object* value) {
|
|
if (index < 0 || index >= this->length()) return;
|
|
obj_.set(index + 1, value);
|
|
}
|
|
|
|
|
|
// --- T e m p l a t e ---
|
|
|
|
|
|
static void InitializeTemplate(i::Handle<i::TemplateInfo> that, int type) {
|
|
that->set_tag(i::Smi::FromInt(type));
|
|
}
|
|
|
|
|
|
void Template::Set(v8::Handle<String> name, v8::Handle<Data> value,
|
|
v8::PropertyAttribute attribute) {
|
|
if (IsDeadCheck("v8::Template::SetProperty()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Object> list(Utils::OpenHandle(this)->property_list());
|
|
if (list->IsUndefined()) {
|
|
list = NeanderArray().value();
|
|
Utils::OpenHandle(this)->set_property_list(*list);
|
|
}
|
|
NeanderArray array(list);
|
|
array.add(Utils::OpenHandle(*name));
|
|
array.add(Utils::OpenHandle(*value));
|
|
array.add(Utils::OpenHandle(*v8::Integer::New(attribute)));
|
|
}
|
|
|
|
|
|
// --- F u n c t i o n T e m p l a t e ---
|
|
static void InitializeFunctionTemplate(
|
|
i::Handle<i::FunctionTemplateInfo> info) {
|
|
info->set_tag(i::Smi::FromInt(Consts::FUNCTION_TEMPLATE));
|
|
info->set_flag(0);
|
|
}
|
|
|
|
|
|
Local<ObjectTemplate> FunctionTemplate::PrototypeTemplate() {
|
|
if (IsDeadCheck("v8::FunctionTemplate::PrototypeTemplate()")) {
|
|
return Local<ObjectTemplate>();
|
|
}
|
|
ENTER_V8;
|
|
i::Handle<i::Object> result(Utils::OpenHandle(this)->prototype_template());
|
|
if (result->IsUndefined()) {
|
|
result = Utils::OpenHandle(*ObjectTemplate::New());
|
|
Utils::OpenHandle(this)->set_prototype_template(*result);
|
|
}
|
|
return Local<ObjectTemplate>(ToApi<ObjectTemplate>(result));
|
|
}
|
|
|
|
|
|
void FunctionTemplate::Inherit(v8::Handle<FunctionTemplate> value) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::Inherit()")) return;
|
|
ENTER_V8;
|
|
Utils::OpenHandle(this)->set_parent_template(*Utils::OpenHandle(*value));
|
|
}
|
|
|
|
|
|
// To distinguish the function templates, so that we can find them in the
|
|
// function cache of the global context.
|
|
static int next_serial_number = 0;
|
|
|
|
|
|
Local<FunctionTemplate> FunctionTemplate::New(InvocationCallback callback,
|
|
v8::Handle<Value> data, v8::Handle<Signature> signature) {
|
|
EnsureInitialized("v8::FunctionTemplate::New()");
|
|
LOG_API("FunctionTemplate::New");
|
|
ENTER_V8;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::FUNCTION_TEMPLATE_INFO_TYPE);
|
|
i::Handle<i::FunctionTemplateInfo> obj =
|
|
i::Handle<i::FunctionTemplateInfo>::cast(struct_obj);
|
|
InitializeFunctionTemplate(obj);
|
|
obj->set_serial_number(i::Smi::FromInt(next_serial_number++));
|
|
if (callback != 0) {
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
Utils::ToLocal(obj)->SetCallHandler(callback, data);
|
|
}
|
|
obj->set_undetectable(false);
|
|
obj->set_needs_access_check(false);
|
|
|
|
if (!signature.IsEmpty())
|
|
obj->set_signature(*Utils::OpenHandle(*signature));
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
Local<Signature> Signature::New(Handle<FunctionTemplate> receiver,
|
|
int argc, Handle<FunctionTemplate> argv[]) {
|
|
EnsureInitialized("v8::Signature::New()");
|
|
LOG_API("Signature::New");
|
|
ENTER_V8;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::SIGNATURE_INFO_TYPE);
|
|
i::Handle<i::SignatureInfo> obj =
|
|
i::Handle<i::SignatureInfo>::cast(struct_obj);
|
|
if (!receiver.IsEmpty()) obj->set_receiver(*Utils::OpenHandle(*receiver));
|
|
if (argc > 0) {
|
|
i::Handle<i::FixedArray> args = i::Factory::NewFixedArray(argc);
|
|
for (int i = 0; i < argc; i++) {
|
|
if (!argv[i].IsEmpty())
|
|
args->set(i, *Utils::OpenHandle(*argv[i]));
|
|
}
|
|
obj->set_args(*args);
|
|
}
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
Local<TypeSwitch> TypeSwitch::New(Handle<FunctionTemplate> type) {
|
|
Handle<FunctionTemplate> types[1] = { type };
|
|
return TypeSwitch::New(1, types);
|
|
}
|
|
|
|
|
|
Local<TypeSwitch> TypeSwitch::New(int argc, Handle<FunctionTemplate> types[]) {
|
|
EnsureInitialized("v8::TypeSwitch::New()");
|
|
LOG_API("TypeSwitch::New");
|
|
ENTER_V8;
|
|
i::Handle<i::FixedArray> vector = i::Factory::NewFixedArray(argc);
|
|
for (int i = 0; i < argc; i++)
|
|
vector->set(i, *Utils::OpenHandle(*types[i]));
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::TYPE_SWITCH_INFO_TYPE);
|
|
i::Handle<i::TypeSwitchInfo> obj =
|
|
i::Handle<i::TypeSwitchInfo>::cast(struct_obj);
|
|
obj->set_types(*vector);
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
int TypeSwitch::match(v8::Handle<Value> value) {
|
|
LOG_API("TypeSwitch::match");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(*value);
|
|
i::Handle<i::TypeSwitchInfo> info = Utils::OpenHandle(this);
|
|
i::FixedArray* types = i::FixedArray::cast(info->types());
|
|
for (int i = 0; i < types->length(); i++) {
|
|
if (obj->IsInstanceOf(i::FunctionTemplateInfo::cast(types->get(i))))
|
|
return i + 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
#define SET_FIELD_WRAPPED(obj, setter, cdata) do { \
|
|
i::Handle<i::Object> proxy = FromCData(cdata); \
|
|
(obj)->setter(*proxy); \
|
|
} while (false)
|
|
|
|
|
|
void FunctionTemplate::SetCallHandler(InvocationCallback callback,
|
|
v8::Handle<Value> data) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::SetCallHandler()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::CALL_HANDLER_INFO_TYPE);
|
|
i::Handle<i::CallHandlerInfo> obj =
|
|
i::Handle<i::CallHandlerInfo>::cast(struct_obj);
|
|
SET_FIELD_WRAPPED(obj, set_callback, callback);
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
obj->set_data(*Utils::OpenHandle(*data));
|
|
Utils::OpenHandle(this)->set_call_code(*obj);
|
|
}
|
|
|
|
|
|
static i::Handle<i::AccessorInfo> MakeAccessorInfo(
|
|
v8::Handle<String> name,
|
|
AccessorGetter getter,
|
|
AccessorSetter setter,
|
|
v8::Handle<Value> data,
|
|
v8::AccessControl settings,
|
|
v8::PropertyAttribute attributes) {
|
|
i::Handle<i::AccessorInfo> obj = i::Factory::NewAccessorInfo();
|
|
ASSERT(getter != NULL);
|
|
SET_FIELD_WRAPPED(obj, set_getter, getter);
|
|
SET_FIELD_WRAPPED(obj, set_setter, setter);
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
obj->set_data(*Utils::OpenHandle(*data));
|
|
obj->set_name(*Utils::OpenHandle(*name));
|
|
if (settings & ALL_CAN_READ) obj->set_all_can_read(true);
|
|
if (settings & ALL_CAN_WRITE) obj->set_all_can_write(true);
|
|
if (settings & PROHIBITS_OVERWRITING) obj->set_prohibits_overwriting(true);
|
|
obj->set_property_attributes(static_cast<PropertyAttributes>(attributes));
|
|
return obj;
|
|
}
|
|
|
|
|
|
void FunctionTemplate::AddInstancePropertyAccessor(
|
|
v8::Handle<String> name,
|
|
AccessorGetter getter,
|
|
AccessorSetter setter,
|
|
v8::Handle<Value> data,
|
|
v8::AccessControl settings,
|
|
v8::PropertyAttribute attributes) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::AddInstancePropertyAccessor()")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
|
|
i::Handle<i::AccessorInfo> obj = MakeAccessorInfo(name,
|
|
getter, setter, data,
|
|
settings, attributes);
|
|
i::Handle<i::Object> list(Utils::OpenHandle(this)->property_accessors());
|
|
if (list->IsUndefined()) {
|
|
list = NeanderArray().value();
|
|
Utils::OpenHandle(this)->set_property_accessors(*list);
|
|
}
|
|
NeanderArray array(list);
|
|
array.add(obj);
|
|
}
|
|
|
|
|
|
Local<ObjectTemplate> FunctionTemplate::InstanceTemplate() {
|
|
if (IsDeadCheck("v8::FunctionTemplate::InstanceTemplate()")
|
|
|| EmptyCheck("v8::FunctionTemplate::InstanceTemplate()", this))
|
|
return Local<ObjectTemplate>();
|
|
ENTER_V8;
|
|
if (Utils::OpenHandle(this)->instance_template()->IsUndefined()) {
|
|
Local<ObjectTemplate> templ =
|
|
ObjectTemplate::New(v8::Handle<FunctionTemplate>(this));
|
|
Utils::OpenHandle(this)->set_instance_template(*Utils::OpenHandle(*templ));
|
|
}
|
|
i::Handle<i::ObjectTemplateInfo> result(i::ObjectTemplateInfo::cast(
|
|
Utils::OpenHandle(this)->instance_template()));
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
void FunctionTemplate::SetClassName(Handle<String> name) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::SetClassName()")) return;
|
|
ENTER_V8;
|
|
Utils::OpenHandle(this)->set_class_name(*Utils::OpenHandle(*name));
|
|
}
|
|
|
|
|
|
void FunctionTemplate::SetHiddenPrototype(bool value) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::SetHiddenPrototype()")) return;
|
|
ENTER_V8;
|
|
Utils::OpenHandle(this)->set_hidden_prototype(value);
|
|
}
|
|
|
|
|
|
void FunctionTemplate::SetNamedInstancePropertyHandler(
|
|
NamedPropertyGetter getter,
|
|
NamedPropertySetter setter,
|
|
NamedPropertyQuery query,
|
|
NamedPropertyDeleter remover,
|
|
NamedPropertyEnumerator enumerator,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::SetNamedInstancePropertyHandler()")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::INTERCEPTOR_INFO_TYPE);
|
|
i::Handle<i::InterceptorInfo> obj =
|
|
i::Handle<i::InterceptorInfo>::cast(struct_obj);
|
|
|
|
if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter);
|
|
if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter);
|
|
if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query);
|
|
if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover);
|
|
if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator);
|
|
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
obj->set_data(*Utils::OpenHandle(*data));
|
|
Utils::OpenHandle(this)->set_named_property_handler(*obj);
|
|
}
|
|
|
|
|
|
void FunctionTemplate::SetIndexedInstancePropertyHandler(
|
|
IndexedPropertyGetter getter,
|
|
IndexedPropertySetter setter,
|
|
IndexedPropertyQuery query,
|
|
IndexedPropertyDeleter remover,
|
|
IndexedPropertyEnumerator enumerator,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck(
|
|
"v8::FunctionTemplate::SetIndexedInstancePropertyHandler()")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::INTERCEPTOR_INFO_TYPE);
|
|
i::Handle<i::InterceptorInfo> obj =
|
|
i::Handle<i::InterceptorInfo>::cast(struct_obj);
|
|
|
|
if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter);
|
|
if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter);
|
|
if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query);
|
|
if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover);
|
|
if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator);
|
|
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
obj->set_data(*Utils::OpenHandle(*data));
|
|
Utils::OpenHandle(this)->set_indexed_property_handler(*obj);
|
|
}
|
|
|
|
|
|
void FunctionTemplate::SetInstanceCallAsFunctionHandler(
|
|
InvocationCallback callback,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck("v8::FunctionTemplate::SetInstanceCallAsFunctionHandler()")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::CALL_HANDLER_INFO_TYPE);
|
|
i::Handle<i::CallHandlerInfo> obj =
|
|
i::Handle<i::CallHandlerInfo>::cast(struct_obj);
|
|
SET_FIELD_WRAPPED(obj, set_callback, callback);
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
obj->set_data(*Utils::OpenHandle(*data));
|
|
Utils::OpenHandle(this)->set_instance_call_handler(*obj);
|
|
}
|
|
|
|
|
|
// --- O b j e c t T e m p l a t e ---
|
|
|
|
|
|
Local<ObjectTemplate> ObjectTemplate::New() {
|
|
return New(Local<FunctionTemplate>());
|
|
}
|
|
|
|
|
|
Local<ObjectTemplate> ObjectTemplate::New(
|
|
v8::Handle<FunctionTemplate> constructor) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::New()")) return Local<ObjectTemplate>();
|
|
EnsureInitialized("v8::ObjectTemplate::New()");
|
|
LOG_API("ObjectTemplate::New");
|
|
ENTER_V8;
|
|
i::Handle<i::Struct> struct_obj =
|
|
i::Factory::NewStruct(i::OBJECT_TEMPLATE_INFO_TYPE);
|
|
i::Handle<i::ObjectTemplateInfo> obj =
|
|
i::Handle<i::ObjectTemplateInfo>::cast(struct_obj);
|
|
InitializeTemplate(obj, Consts::OBJECT_TEMPLATE);
|
|
if (!constructor.IsEmpty())
|
|
obj->set_constructor(*Utils::OpenHandle(*constructor));
|
|
obj->set_internal_field_count(i::Smi::FromInt(0));
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
// Ensure that the object template has a constructor. If no
|
|
// constructor is available we create one.
|
|
static void EnsureConstructor(ObjectTemplate* object_template) {
|
|
if (Utils::OpenHandle(object_template)->constructor()->IsUndefined()) {
|
|
Local<FunctionTemplate> templ = FunctionTemplate::New();
|
|
i::Handle<i::FunctionTemplateInfo> constructor = Utils::OpenHandle(*templ);
|
|
constructor->set_instance_template(*Utils::OpenHandle(object_template));
|
|
Utils::OpenHandle(object_template)->set_constructor(*constructor);
|
|
}
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetAccessor(v8::Handle<String> name,
|
|
AccessorGetter getter,
|
|
AccessorSetter setter,
|
|
v8::Handle<Value> data,
|
|
AccessControl settings,
|
|
PropertyAttribute attribute) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetAccessor()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
Utils::ToLocal(cons)->AddInstancePropertyAccessor(name,
|
|
getter,
|
|
setter,
|
|
data,
|
|
settings,
|
|
attribute);
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetNamedPropertyHandler(NamedPropertyGetter getter,
|
|
NamedPropertySetter setter,
|
|
NamedPropertyQuery query,
|
|
NamedPropertyDeleter remover,
|
|
NamedPropertyEnumerator enumerator,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetNamedPropertyHandler()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
Utils::ToLocal(cons)->SetNamedInstancePropertyHandler(getter,
|
|
setter,
|
|
query,
|
|
remover,
|
|
enumerator,
|
|
data);
|
|
}
|
|
|
|
|
|
void ObjectTemplate::MarkAsUndetectable() {
|
|
if (IsDeadCheck("v8::ObjectTemplate::MarkAsUndetectable()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
cons->set_undetectable(true);
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetAccessCheckCallbacks(
|
|
NamedSecurityCallback named_callback,
|
|
IndexedSecurityCallback indexed_callback,
|
|
Handle<Value> data,
|
|
bool turned_on_by_default) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetAccessCheckCallbacks()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
|
|
i::Handle<i::Struct> struct_info =
|
|
i::Factory::NewStruct(i::ACCESS_CHECK_INFO_TYPE);
|
|
i::Handle<i::AccessCheckInfo> info =
|
|
i::Handle<i::AccessCheckInfo>::cast(struct_info);
|
|
|
|
SET_FIELD_WRAPPED(info, set_named_callback, named_callback);
|
|
SET_FIELD_WRAPPED(info, set_indexed_callback, indexed_callback);
|
|
|
|
if (data.IsEmpty()) data = v8::Undefined();
|
|
info->set_data(*Utils::OpenHandle(*data));
|
|
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
cons->set_access_check_info(*info);
|
|
cons->set_needs_access_check(turned_on_by_default);
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetIndexedPropertyHandler(
|
|
IndexedPropertyGetter getter,
|
|
IndexedPropertySetter setter,
|
|
IndexedPropertyQuery query,
|
|
IndexedPropertyDeleter remover,
|
|
IndexedPropertyEnumerator enumerator,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetIndexedPropertyHandler()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
Utils::ToLocal(cons)->SetIndexedInstancePropertyHandler(getter,
|
|
setter,
|
|
query,
|
|
remover,
|
|
enumerator,
|
|
data);
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetCallAsFunctionHandler(InvocationCallback callback,
|
|
Handle<Value> data) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetCallAsFunctionHandler()")) return;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EnsureConstructor(this);
|
|
i::FunctionTemplateInfo* constructor =
|
|
i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor());
|
|
i::Handle<i::FunctionTemplateInfo> cons(constructor);
|
|
Utils::ToLocal(cons)->SetInstanceCallAsFunctionHandler(callback, data);
|
|
}
|
|
|
|
|
|
int ObjectTemplate::InternalFieldCount() {
|
|
if (IsDeadCheck("v8::ObjectTemplate::InternalFieldCount()")) {
|
|
return 0;
|
|
}
|
|
return i::Smi::cast(Utils::OpenHandle(this)->internal_field_count())->value();
|
|
}
|
|
|
|
|
|
void ObjectTemplate::SetInternalFieldCount(int value) {
|
|
if (IsDeadCheck("v8::ObjectTemplate::SetInternalFieldCount()")) return;
|
|
if (!ApiCheck(i::Smi::IsValid(value),
|
|
"v8::ObjectTemplate::SetInternalFieldCount()",
|
|
"Invalid internal field count")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
if (value > 0) {
|
|
// The internal field count is set by the constructor function's
|
|
// construct code, so we ensure that there is a constructor
|
|
// function to do the setting.
|
|
EnsureConstructor(this);
|
|
}
|
|
Utils::OpenHandle(this)->set_internal_field_count(i::Smi::FromInt(value));
|
|
}
|
|
|
|
|
|
// --- S c r i p t D a t a ---
|
|
|
|
|
|
ScriptData* ScriptData::PreCompile(const char* input, int length) {
|
|
i::Utf8ToUC16CharacterStream stream(
|
|
reinterpret_cast<const unsigned char*>(input), length);
|
|
return i::ParserApi::PreParse(&stream, NULL);
|
|
}
|
|
|
|
|
|
ScriptData* ScriptData::PreCompile(v8::Handle<String> source) {
|
|
i::Handle<i::String> str = Utils::OpenHandle(*source);
|
|
if (str->IsExternalTwoByteString()) {
|
|
i::ExternalTwoByteStringUC16CharacterStream stream(
|
|
i::Handle<i::ExternalTwoByteString>::cast(str), 0, str->length());
|
|
return i::ParserApi::PreParse(&stream, NULL);
|
|
} else {
|
|
i::GenericStringUC16CharacterStream stream(str, 0, str->length());
|
|
return i::ParserApi::PreParse(&stream, NULL);
|
|
}
|
|
}
|
|
|
|
|
|
ScriptData* ScriptData::New(const char* data, int length) {
|
|
// Return an empty ScriptData if the length is obviously invalid.
|
|
if (length % sizeof(unsigned) != 0) {
|
|
return new i::ScriptDataImpl();
|
|
}
|
|
|
|
// Copy the data to ensure it is properly aligned.
|
|
int deserialized_data_length = length / sizeof(unsigned);
|
|
// If aligned, don't create a copy of the data.
|
|
if (reinterpret_cast<intptr_t>(data) % sizeof(unsigned) == 0) {
|
|
return new i::ScriptDataImpl(data, length);
|
|
}
|
|
// Copy the data to align it.
|
|
unsigned* deserialized_data = i::NewArray<unsigned>(deserialized_data_length);
|
|
i::MemCopy(deserialized_data, data, length);
|
|
|
|
return new i::ScriptDataImpl(
|
|
i::Vector<unsigned>(deserialized_data, deserialized_data_length));
|
|
}
|
|
|
|
|
|
// --- S c r i p t ---
|
|
|
|
|
|
Local<Script> Script::New(v8::Handle<String> source,
|
|
v8::ScriptOrigin* origin,
|
|
v8::ScriptData* pre_data,
|
|
v8::Handle<String> script_data) {
|
|
ON_BAILOUT("v8::Script::New()", return Local<Script>());
|
|
LOG_API("Script::New");
|
|
ENTER_V8;
|
|
i::Handle<i::String> str = Utils::OpenHandle(*source);
|
|
i::Handle<i::Object> name_obj;
|
|
int line_offset = 0;
|
|
int column_offset = 0;
|
|
if (origin != NULL) {
|
|
if (!origin->ResourceName().IsEmpty()) {
|
|
name_obj = Utils::OpenHandle(*origin->ResourceName());
|
|
}
|
|
if (!origin->ResourceLineOffset().IsEmpty()) {
|
|
line_offset = static_cast<int>(origin->ResourceLineOffset()->Value());
|
|
}
|
|
if (!origin->ResourceColumnOffset().IsEmpty()) {
|
|
column_offset = static_cast<int>(origin->ResourceColumnOffset()->Value());
|
|
}
|
|
}
|
|
EXCEPTION_PREAMBLE();
|
|
i::ScriptDataImpl* pre_data_impl = static_cast<i::ScriptDataImpl*>(pre_data);
|
|
// We assert that the pre-data is sane, even though we can actually
|
|
// handle it if it turns out not to be in release mode.
|
|
ASSERT(pre_data_impl == NULL || pre_data_impl->SanityCheck());
|
|
// If the pre-data isn't sane we simply ignore it
|
|
if (pre_data_impl != NULL && !pre_data_impl->SanityCheck()) {
|
|
pre_data_impl = NULL;
|
|
}
|
|
i::Handle<i::SharedFunctionInfo> result =
|
|
i::Compiler::Compile(str,
|
|
name_obj,
|
|
line_offset,
|
|
column_offset,
|
|
NULL,
|
|
pre_data_impl,
|
|
Utils::OpenHandle(*script_data),
|
|
i::NOT_NATIVES_CODE);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(Local<Script>());
|
|
return Local<Script>(ToApi<Script>(result));
|
|
}
|
|
|
|
|
|
Local<Script> Script::New(v8::Handle<String> source,
|
|
v8::Handle<Value> file_name) {
|
|
ScriptOrigin origin(file_name);
|
|
return New(source, &origin);
|
|
}
|
|
|
|
|
|
Local<Script> Script::Compile(v8::Handle<String> source,
|
|
v8::ScriptOrigin* origin,
|
|
v8::ScriptData* pre_data,
|
|
v8::Handle<String> script_data) {
|
|
ON_BAILOUT("v8::Script::Compile()", return Local<Script>());
|
|
LOG_API("Script::Compile");
|
|
ENTER_V8;
|
|
Local<Script> generic = New(source, origin, pre_data, script_data);
|
|
if (generic.IsEmpty())
|
|
return generic;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(*generic);
|
|
i::Handle<i::SharedFunctionInfo> function =
|
|
i::Handle<i::SharedFunctionInfo>(i::SharedFunctionInfo::cast(*obj));
|
|
i::Handle<i::JSFunction> result =
|
|
i::Factory::NewFunctionFromSharedFunctionInfo(function,
|
|
i::Top::global_context());
|
|
return Local<Script>(ToApi<Script>(result));
|
|
}
|
|
|
|
|
|
Local<Script> Script::Compile(v8::Handle<String> source,
|
|
v8::Handle<Value> file_name,
|
|
v8::Handle<String> script_data) {
|
|
ScriptOrigin origin(file_name);
|
|
return Compile(source, &origin, 0, script_data);
|
|
}
|
|
|
|
|
|
Local<Value> Script::Run() {
|
|
ON_BAILOUT("v8::Script::Run()", return Local<Value>());
|
|
LOG_API("Script::Run");
|
|
ENTER_V8;
|
|
i::Object* raw_result = NULL;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::JSFunction> fun;
|
|
if (obj->IsSharedFunctionInfo()) {
|
|
i::Handle<i::SharedFunctionInfo>
|
|
function_info(i::SharedFunctionInfo::cast(*obj));
|
|
fun = i::Factory::NewFunctionFromSharedFunctionInfo(
|
|
function_info, i::Top::global_context());
|
|
} else {
|
|
fun = i::Handle<i::JSFunction>(i::JSFunction::cast(*obj));
|
|
}
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> receiver(i::Top::context()->global_proxy());
|
|
i::Handle<i::Object> result =
|
|
i::Execution::Call(fun, receiver, 0, NULL, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Value>());
|
|
raw_result = *result;
|
|
}
|
|
i::Handle<i::Object> result(raw_result);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
static i::Handle<i::SharedFunctionInfo> OpenScript(Script* script) {
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(script);
|
|
i::Handle<i::SharedFunctionInfo> result;
|
|
if (obj->IsSharedFunctionInfo()) {
|
|
result =
|
|
i::Handle<i::SharedFunctionInfo>(i::SharedFunctionInfo::cast(*obj));
|
|
} else {
|
|
result =
|
|
i::Handle<i::SharedFunctionInfo>(i::JSFunction::cast(*obj)->shared());
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
Local<Value> Script::Id() {
|
|
ON_BAILOUT("v8::Script::Id()", return Local<Value>());
|
|
LOG_API("Script::Id");
|
|
i::Object* raw_id = NULL;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::SharedFunctionInfo> function_info = OpenScript(this);
|
|
i::Handle<i::Script> script(i::Script::cast(function_info->script()));
|
|
i::Handle<i::Object> id(script->id());
|
|
raw_id = *id;
|
|
}
|
|
i::Handle<i::Object> id(raw_id);
|
|
return Utils::ToLocal(id);
|
|
}
|
|
|
|
|
|
void Script::SetData(v8::Handle<String> data) {
|
|
ON_BAILOUT("v8::Script::SetData()", return);
|
|
LOG_API("Script::SetData");
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::SharedFunctionInfo> function_info = OpenScript(this);
|
|
i::Handle<i::Object> raw_data = Utils::OpenHandle(*data);
|
|
i::Handle<i::Script> script(i::Script::cast(function_info->script()));
|
|
script->set_data(*raw_data);
|
|
}
|
|
}
|
|
|
|
|
|
// --- E x c e p t i o n s ---
|
|
|
|
|
|
v8::TryCatch::TryCatch()
|
|
: next_(i::Top::try_catch_handler_address()),
|
|
exception_(i::Heap::the_hole_value()),
|
|
message_(i::Smi::FromInt(0)),
|
|
is_verbose_(false),
|
|
can_continue_(true),
|
|
capture_message_(true),
|
|
rethrow_(false) {
|
|
i::Top::RegisterTryCatchHandler(this);
|
|
}
|
|
|
|
|
|
v8::TryCatch::~TryCatch() {
|
|
if (rethrow_) {
|
|
v8::HandleScope scope;
|
|
v8::Local<v8::Value> exc = v8::Local<v8::Value>::New(Exception());
|
|
i::Top::UnregisterTryCatchHandler(this);
|
|
v8::ThrowException(exc);
|
|
} else {
|
|
i::Top::UnregisterTryCatchHandler(this);
|
|
}
|
|
}
|
|
|
|
|
|
bool v8::TryCatch::HasCaught() const {
|
|
return !reinterpret_cast<i::Object*>(exception_)->IsTheHole();
|
|
}
|
|
|
|
|
|
bool v8::TryCatch::CanContinue() const {
|
|
return can_continue_;
|
|
}
|
|
|
|
|
|
v8::Handle<v8::Value> v8::TryCatch::ReThrow() {
|
|
if (!HasCaught()) return v8::Local<v8::Value>();
|
|
rethrow_ = true;
|
|
return v8::Undefined();
|
|
}
|
|
|
|
|
|
v8::Local<Value> v8::TryCatch::Exception() const {
|
|
if (HasCaught()) {
|
|
// Check for out of memory exception.
|
|
i::Object* exception = reinterpret_cast<i::Object*>(exception_);
|
|
return v8::Utils::ToLocal(i::Handle<i::Object>(exception));
|
|
} else {
|
|
return v8::Local<Value>();
|
|
}
|
|
}
|
|
|
|
|
|
v8::Local<Value> v8::TryCatch::StackTrace() const {
|
|
if (HasCaught()) {
|
|
i::Object* raw_obj = reinterpret_cast<i::Object*>(exception_);
|
|
if (!raw_obj->IsJSObject()) return v8::Local<Value>();
|
|
v8::HandleScope scope;
|
|
i::Handle<i::JSObject> obj(i::JSObject::cast(raw_obj));
|
|
i::Handle<i::String> name = i::Factory::LookupAsciiSymbol("stack");
|
|
if (!obj->HasProperty(*name))
|
|
return v8::Local<Value>();
|
|
return scope.Close(v8::Utils::ToLocal(i::GetProperty(obj, name)));
|
|
} else {
|
|
return v8::Local<Value>();
|
|
}
|
|
}
|
|
|
|
|
|
v8::Local<v8::Message> v8::TryCatch::Message() const {
|
|
if (HasCaught() && message_ != i::Smi::FromInt(0)) {
|
|
i::Object* message = reinterpret_cast<i::Object*>(message_);
|
|
return v8::Utils::MessageToLocal(i::Handle<i::Object>(message));
|
|
} else {
|
|
return v8::Local<v8::Message>();
|
|
}
|
|
}
|
|
|
|
|
|
void v8::TryCatch::Reset() {
|
|
exception_ = i::Heap::the_hole_value();
|
|
message_ = i::Smi::FromInt(0);
|
|
}
|
|
|
|
|
|
void v8::TryCatch::SetVerbose(bool value) {
|
|
is_verbose_ = value;
|
|
}
|
|
|
|
|
|
void v8::TryCatch::SetCaptureMessage(bool value) {
|
|
capture_message_ = value;
|
|
}
|
|
|
|
|
|
// --- M e s s a g e ---
|
|
|
|
|
|
Local<String> Message::Get() const {
|
|
ON_BAILOUT("v8::Message::Get()", return Local<String>());
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::String> raw_result = i::MessageHandler::GetMessage(obj);
|
|
Local<String> result = Utils::ToLocal(raw_result);
|
|
return scope.Close(result);
|
|
}
|
|
|
|
|
|
v8::Handle<Value> Message::GetScriptResourceName() const {
|
|
if (IsDeadCheck("v8::Message::GetScriptResourceName()")) {
|
|
return Local<String>();
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> obj =
|
|
i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
|
|
// Return this.script.name.
|
|
i::Handle<i::JSValue> script =
|
|
i::Handle<i::JSValue>::cast(GetProperty(obj, "script"));
|
|
i::Handle<i::Object> resource_name(i::Script::cast(script->value())->name());
|
|
return scope.Close(Utils::ToLocal(resource_name));
|
|
}
|
|
|
|
|
|
v8::Handle<Value> Message::GetScriptData() const {
|
|
if (IsDeadCheck("v8::Message::GetScriptResourceData()")) {
|
|
return Local<Value>();
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> obj =
|
|
i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
|
|
// Return this.script.data.
|
|
i::Handle<i::JSValue> script =
|
|
i::Handle<i::JSValue>::cast(GetProperty(obj, "script"));
|
|
i::Handle<i::Object> data(i::Script::cast(script->value())->data());
|
|
return scope.Close(Utils::ToLocal(data));
|
|
}
|
|
|
|
|
|
v8::Handle<v8::StackTrace> Message::GetStackTrace() const {
|
|
if (IsDeadCheck("v8::Message::GetStackTrace()")) {
|
|
return Local<v8::StackTrace>();
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> obj =
|
|
i::Handle<i::JSObject>::cast(Utils::OpenHandle(this));
|
|
i::Handle<i::Object> stackFramesObj = GetProperty(obj, "stackFrames");
|
|
if (!stackFramesObj->IsJSArray()) return v8::Handle<v8::StackTrace>();
|
|
i::Handle<i::JSArray> stackTrace =
|
|
i::Handle<i::JSArray>::cast(stackFramesObj);
|
|
return scope.Close(Utils::StackTraceToLocal(stackTrace));
|
|
}
|
|
|
|
|
|
static i::Handle<i::Object> CallV8HeapFunction(const char* name,
|
|
i::Handle<i::Object> recv,
|
|
int argc,
|
|
i::Object** argv[],
|
|
bool* has_pending_exception) {
|
|
i::Handle<i::String> fmt_str = i::Factory::LookupAsciiSymbol(name);
|
|
i::Object* object_fun =
|
|
i::Top::builtins()->GetPropertyNoExceptionThrown(*fmt_str);
|
|
i::Handle<i::JSFunction> fun =
|
|
i::Handle<i::JSFunction>(i::JSFunction::cast(object_fun));
|
|
i::Handle<i::Object> value =
|
|
i::Execution::Call(fun, recv, argc, argv, has_pending_exception);
|
|
return value;
|
|
}
|
|
|
|
|
|
static i::Handle<i::Object> CallV8HeapFunction(const char* name,
|
|
i::Handle<i::Object> data,
|
|
bool* has_pending_exception) {
|
|
i::Object** argv[1] = { data.location() };
|
|
return CallV8HeapFunction(name,
|
|
i::Top::builtins(),
|
|
1,
|
|
argv,
|
|
has_pending_exception);
|
|
}
|
|
|
|
|
|
int Message::GetLineNumber() const {
|
|
ON_BAILOUT("v8::Message::GetLineNumber()", return kNoLineNumberInfo);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = CallV8HeapFunction("GetLineNumber",
|
|
Utils::OpenHandle(this),
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
return static_cast<int>(result->Number());
|
|
}
|
|
|
|
|
|
int Message::GetStartPosition() const {
|
|
if (IsDeadCheck("v8::Message::GetStartPosition()")) return 0;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
|
|
i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
|
|
return static_cast<int>(GetProperty(data_obj, "startPos")->Number());
|
|
}
|
|
|
|
|
|
int Message::GetEndPosition() const {
|
|
if (IsDeadCheck("v8::Message::GetEndPosition()")) return 0;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
|
|
return static_cast<int>(GetProperty(data_obj, "endPos")->Number());
|
|
}
|
|
|
|
|
|
int Message::GetStartColumn() const {
|
|
if (IsDeadCheck("v8::Message::GetStartColumn()")) return kNoColumnInfo;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> start_col_obj = CallV8HeapFunction(
|
|
"GetPositionInLine",
|
|
data_obj,
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
return static_cast<int>(start_col_obj->Number());
|
|
}
|
|
|
|
|
|
int Message::GetEndColumn() const {
|
|
if (IsDeadCheck("v8::Message::GetEndColumn()")) return kNoColumnInfo;
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> start_col_obj = CallV8HeapFunction(
|
|
"GetPositionInLine",
|
|
data_obj,
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
int start = static_cast<int>(GetProperty(data_obj, "startPos")->Number());
|
|
int end = static_cast<int>(GetProperty(data_obj, "endPos")->Number());
|
|
return static_cast<int>(start_col_obj->Number()) + (end - start);
|
|
}
|
|
|
|
|
|
Local<String> Message::GetSourceLine() const {
|
|
ON_BAILOUT("v8::Message::GetSourceLine()", return Local<String>());
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = CallV8HeapFunction("GetSourceLine",
|
|
Utils::OpenHandle(this),
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::String>());
|
|
if (result->IsString()) {
|
|
return scope.Close(Utils::ToLocal(i::Handle<i::String>::cast(result)));
|
|
} else {
|
|
return Local<String>();
|
|
}
|
|
}
|
|
|
|
|
|
void Message::PrintCurrentStackTrace(FILE* out) {
|
|
if (IsDeadCheck("v8::Message::PrintCurrentStackTrace()")) return;
|
|
ENTER_V8;
|
|
i::Top::PrintCurrentStackTrace(out);
|
|
}
|
|
|
|
|
|
// --- S t a c k T r a c e ---
|
|
|
|
Local<StackFrame> StackTrace::GetFrame(uint32_t index) const {
|
|
if (IsDeadCheck("v8::StackTrace::GetFrame()")) return Local<StackFrame>();
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSArray> self = Utils::OpenHandle(this);
|
|
i::Object* raw_object = self->GetElementNoExceptionThrown(index);
|
|
i::Handle<i::JSObject> obj(i::JSObject::cast(raw_object));
|
|
return scope.Close(Utils::StackFrameToLocal(obj));
|
|
}
|
|
|
|
|
|
int StackTrace::GetFrameCount() const {
|
|
if (IsDeadCheck("v8::StackTrace::GetFrameCount()")) return -1;
|
|
ENTER_V8;
|
|
return i::Smi::cast(Utils::OpenHandle(this)->length())->value();
|
|
}
|
|
|
|
|
|
Local<Array> StackTrace::AsArray() {
|
|
if (IsDeadCheck("v8::StackTrace::AsArray()")) Local<Array>();
|
|
ENTER_V8;
|
|
return Utils::ToLocal(Utils::OpenHandle(this));
|
|
}
|
|
|
|
|
|
Local<StackTrace> StackTrace::CurrentStackTrace(int frame_limit,
|
|
StackTraceOptions options) {
|
|
if (IsDeadCheck("v8::StackTrace::CurrentStackTrace()")) Local<StackTrace>();
|
|
ENTER_V8;
|
|
i::Handle<i::JSArray> stackTrace =
|
|
i::Top::CaptureCurrentStackTrace(frame_limit, options);
|
|
return Utils::StackTraceToLocal(stackTrace);
|
|
}
|
|
|
|
|
|
// --- S t a c k F r a m e ---
|
|
|
|
int StackFrame::GetLineNumber() const {
|
|
if (IsDeadCheck("v8::StackFrame::GetLineNumber()")) {
|
|
return Message::kNoLineNumberInfo;
|
|
}
|
|
ENTER_V8;
|
|
i::HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> line = GetProperty(self, "lineNumber");
|
|
if (!line->IsSmi()) {
|
|
return Message::kNoLineNumberInfo;
|
|
}
|
|
return i::Smi::cast(*line)->value();
|
|
}
|
|
|
|
|
|
int StackFrame::GetColumn() const {
|
|
if (IsDeadCheck("v8::StackFrame::GetColumn()")) {
|
|
return Message::kNoColumnInfo;
|
|
}
|
|
ENTER_V8;
|
|
i::HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> column = GetProperty(self, "column");
|
|
if (!column->IsSmi()) {
|
|
return Message::kNoColumnInfo;
|
|
}
|
|
return i::Smi::cast(*column)->value();
|
|
}
|
|
|
|
|
|
Local<String> StackFrame::GetScriptName() const {
|
|
if (IsDeadCheck("v8::StackFrame::GetScriptName()")) return Local<String>();
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> name = GetProperty(self, "scriptName");
|
|
if (!name->IsString()) {
|
|
return Local<String>();
|
|
}
|
|
return scope.Close(Local<String>::Cast(Utils::ToLocal(name)));
|
|
}
|
|
|
|
|
|
Local<String> StackFrame::GetScriptNameOrSourceURL() const {
|
|
if (IsDeadCheck("v8::StackFrame::GetScriptNameOrSourceURL()")) {
|
|
return Local<String>();
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> name = GetProperty(self, "scriptNameOrSourceURL");
|
|
if (!name->IsString()) {
|
|
return Local<String>();
|
|
}
|
|
return scope.Close(Local<String>::Cast(Utils::ToLocal(name)));
|
|
}
|
|
|
|
|
|
Local<String> StackFrame::GetFunctionName() const {
|
|
if (IsDeadCheck("v8::StackFrame::GetFunctionName()")) return Local<String>();
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> name = GetProperty(self, "functionName");
|
|
if (!name->IsString()) {
|
|
return Local<String>();
|
|
}
|
|
return scope.Close(Local<String>::Cast(Utils::ToLocal(name)));
|
|
}
|
|
|
|
|
|
bool StackFrame::IsEval() const {
|
|
if (IsDeadCheck("v8::StackFrame::IsEval()")) return false;
|
|
ENTER_V8;
|
|
i::HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> is_eval = GetProperty(self, "isEval");
|
|
return is_eval->IsTrue();
|
|
}
|
|
|
|
|
|
bool StackFrame::IsConstructor() const {
|
|
if (IsDeadCheck("v8::StackFrame::IsConstructor()")) return false;
|
|
ENTER_V8;
|
|
i::HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> is_constructor = GetProperty(self, "isConstructor");
|
|
return is_constructor->IsTrue();
|
|
}
|
|
|
|
|
|
// --- D a t a ---
|
|
|
|
bool Value::IsUndefined() const {
|
|
if (IsDeadCheck("v8::Value::IsUndefined()")) return false;
|
|
return Utils::OpenHandle(this)->IsUndefined();
|
|
}
|
|
|
|
|
|
bool Value::IsNull() const {
|
|
if (IsDeadCheck("v8::Value::IsNull()")) return false;
|
|
return Utils::OpenHandle(this)->IsNull();
|
|
}
|
|
|
|
|
|
bool Value::IsTrue() const {
|
|
if (IsDeadCheck("v8::Value::IsTrue()")) return false;
|
|
return Utils::OpenHandle(this)->IsTrue();
|
|
}
|
|
|
|
|
|
bool Value::IsFalse() const {
|
|
if (IsDeadCheck("v8::Value::IsFalse()")) return false;
|
|
return Utils::OpenHandle(this)->IsFalse();
|
|
}
|
|
|
|
|
|
bool Value::IsFunction() const {
|
|
if (IsDeadCheck("v8::Value::IsFunction()")) return false;
|
|
return Utils::OpenHandle(this)->IsJSFunction();
|
|
}
|
|
|
|
|
|
bool Value::FullIsString() const {
|
|
if (IsDeadCheck("v8::Value::IsString()")) return false;
|
|
bool result = Utils::OpenHandle(this)->IsString();
|
|
ASSERT_EQ(result, QuickIsString());
|
|
return result;
|
|
}
|
|
|
|
|
|
bool Value::IsArray() const {
|
|
if (IsDeadCheck("v8::Value::IsArray()")) return false;
|
|
return Utils::OpenHandle(this)->IsJSArray();
|
|
}
|
|
|
|
|
|
bool Value::IsObject() const {
|
|
if (IsDeadCheck("v8::Value::IsObject()")) return false;
|
|
return Utils::OpenHandle(this)->IsJSObject();
|
|
}
|
|
|
|
|
|
bool Value::IsNumber() const {
|
|
if (IsDeadCheck("v8::Value::IsNumber()")) return false;
|
|
return Utils::OpenHandle(this)->IsNumber();
|
|
}
|
|
|
|
|
|
bool Value::IsBoolean() const {
|
|
if (IsDeadCheck("v8::Value::IsBoolean()")) return false;
|
|
return Utils::OpenHandle(this)->IsBoolean();
|
|
}
|
|
|
|
|
|
bool Value::IsExternal() const {
|
|
if (IsDeadCheck("v8::Value::IsExternal()")) return false;
|
|
return Utils::OpenHandle(this)->IsProxy();
|
|
}
|
|
|
|
|
|
bool Value::IsInt32() const {
|
|
if (IsDeadCheck("v8::Value::IsInt32()")) return false;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) return true;
|
|
if (obj->IsNumber()) {
|
|
double value = obj->Number();
|
|
return i::FastI2D(i::FastD2I(value)) == value;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool Value::IsUint32() const {
|
|
if (IsDeadCheck("v8::Value::IsUint32()")) return false;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0;
|
|
if (obj->IsNumber()) {
|
|
double value = obj->Number();
|
|
return i::FastUI2D(i::FastD2UI(value)) == value;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
bool Value::IsDate() const {
|
|
if (IsDeadCheck("v8::Value::IsDate()")) return false;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
return obj->HasSpecificClassOf(i::Heap::Date_symbol());
|
|
}
|
|
|
|
|
|
bool Value::IsRegExp() const {
|
|
if (IsDeadCheck("v8::Value::IsRegExp()")) return false;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
return obj->IsJSRegExp();
|
|
}
|
|
|
|
|
|
Local<String> Value::ToString() const {
|
|
if (IsDeadCheck("v8::Value::ToString()")) return Local<String>();
|
|
LOG_API("ToString");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> str;
|
|
if (obj->IsString()) {
|
|
str = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
str = i::Execution::ToString(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<String>());
|
|
}
|
|
return Local<String>(ToApi<String>(str));
|
|
}
|
|
|
|
|
|
Local<String> Value::ToDetailString() const {
|
|
if (IsDeadCheck("v8::Value::ToDetailString()")) return Local<String>();
|
|
LOG_API("ToDetailString");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> str;
|
|
if (obj->IsString()) {
|
|
str = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
str = i::Execution::ToDetailString(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<String>());
|
|
}
|
|
return Local<String>(ToApi<String>(str));
|
|
}
|
|
|
|
|
|
Local<v8::Object> Value::ToObject() const {
|
|
if (IsDeadCheck("v8::Value::ToObject()")) return Local<v8::Object>();
|
|
LOG_API("ToObject");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> val;
|
|
if (obj->IsJSObject()) {
|
|
val = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
val = i::Execution::ToObject(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::Object>());
|
|
}
|
|
return Local<v8::Object>(ToApi<Object>(val));
|
|
}
|
|
|
|
|
|
Local<Boolean> Value::ToBoolean() const {
|
|
if (IsDeadCheck("v8::Value::ToBoolean()")) return Local<Boolean>();
|
|
LOG_API("ToBoolean");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsBoolean()) {
|
|
return Local<Boolean>(ToApi<Boolean>(obj));
|
|
} else {
|
|
ENTER_V8;
|
|
i::Handle<i::Object> val = i::Execution::ToBoolean(obj);
|
|
return Local<Boolean>(ToApi<Boolean>(val));
|
|
}
|
|
}
|
|
|
|
|
|
Local<Number> Value::ToNumber() const {
|
|
if (IsDeadCheck("v8::Value::ToNumber()")) return Local<Number>();
|
|
LOG_API("ToNumber");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsNumber()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToNumber(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Number>());
|
|
}
|
|
return Local<Number>(ToApi<Number>(num));
|
|
}
|
|
|
|
|
|
Local<Integer> Value::ToInteger() const {
|
|
if (IsDeadCheck("v8::Value::ToInteger()")) return Local<Integer>();
|
|
LOG_API("ToInteger");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsSmi()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToInteger(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Integer>());
|
|
}
|
|
return Local<Integer>(ToApi<Integer>(num));
|
|
}
|
|
|
|
|
|
void External::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::External::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsProxy(),
|
|
"v8::External::Cast()",
|
|
"Could not convert to external");
|
|
}
|
|
|
|
|
|
void v8::Object::CheckCast(Value* that) {
|
|
if (IsDeadCheck("v8::Object::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsJSObject(),
|
|
"v8::Object::Cast()",
|
|
"Could not convert to object");
|
|
}
|
|
|
|
|
|
void v8::Function::CheckCast(Value* that) {
|
|
if (IsDeadCheck("v8::Function::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsJSFunction(),
|
|
"v8::Function::Cast()",
|
|
"Could not convert to function");
|
|
}
|
|
|
|
|
|
void v8::String::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::String::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsString(),
|
|
"v8::String::Cast()",
|
|
"Could not convert to string");
|
|
}
|
|
|
|
|
|
void v8::Number::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::Number::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsNumber(),
|
|
"v8::Number::Cast()",
|
|
"Could not convert to number");
|
|
}
|
|
|
|
|
|
void v8::Integer::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::Integer::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsNumber(),
|
|
"v8::Integer::Cast()",
|
|
"Could not convert to number");
|
|
}
|
|
|
|
|
|
void v8::Array::CheckCast(Value* that) {
|
|
if (IsDeadCheck("v8::Array::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsJSArray(),
|
|
"v8::Array::Cast()",
|
|
"Could not convert to array");
|
|
}
|
|
|
|
|
|
void v8::Date::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::Date::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->HasSpecificClassOf(i::Heap::Date_symbol()),
|
|
"v8::Date::Cast()",
|
|
"Could not convert to date");
|
|
}
|
|
|
|
|
|
void v8::RegExp::CheckCast(v8::Value* that) {
|
|
if (IsDeadCheck("v8::RegExp::Cast()")) return;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(that);
|
|
ApiCheck(obj->IsJSRegExp(),
|
|
"v8::RegExp::Cast()",
|
|
"Could not convert to regular expression");
|
|
}
|
|
|
|
|
|
bool Value::BooleanValue() const {
|
|
if (IsDeadCheck("v8::Value::BooleanValue()")) return false;
|
|
LOG_API("BooleanValue");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsBoolean()) {
|
|
return obj->IsTrue();
|
|
} else {
|
|
ENTER_V8;
|
|
i::Handle<i::Object> value = i::Execution::ToBoolean(obj);
|
|
return value->IsTrue();
|
|
}
|
|
}
|
|
|
|
|
|
double Value::NumberValue() const {
|
|
if (IsDeadCheck("v8::Value::NumberValue()")) return i::OS::nan_value();
|
|
LOG_API("NumberValue");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsNumber()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToNumber(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(i::OS::nan_value());
|
|
}
|
|
return num->Number();
|
|
}
|
|
|
|
|
|
int64_t Value::IntegerValue() const {
|
|
if (IsDeadCheck("v8::Value::IntegerValue()")) return 0;
|
|
LOG_API("IntegerValue");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsNumber()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToInteger(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
}
|
|
if (num->IsSmi()) {
|
|
return i::Smi::cast(*num)->value();
|
|
} else {
|
|
return static_cast<int64_t>(num->Number());
|
|
}
|
|
}
|
|
|
|
|
|
Local<Int32> Value::ToInt32() const {
|
|
if (IsDeadCheck("v8::Value::ToInt32()")) return Local<Int32>();
|
|
LOG_API("ToInt32");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsSmi()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToInt32(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Int32>());
|
|
}
|
|
return Local<Int32>(ToApi<Int32>(num));
|
|
}
|
|
|
|
|
|
Local<Uint32> Value::ToUint32() const {
|
|
if (IsDeadCheck("v8::Value::ToUint32()")) return Local<Uint32>();
|
|
LOG_API("ToUInt32");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> num;
|
|
if (obj->IsSmi()) {
|
|
num = obj;
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
num = i::Execution::ToUint32(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Uint32>());
|
|
}
|
|
return Local<Uint32>(ToApi<Uint32>(num));
|
|
}
|
|
|
|
|
|
Local<Uint32> Value::ToArrayIndex() const {
|
|
if (IsDeadCheck("v8::Value::ToArrayIndex()")) return Local<Uint32>();
|
|
LOG_API("ToArrayIndex");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
if (i::Smi::cast(*obj)->value() >= 0) return Utils::Uint32ToLocal(obj);
|
|
return Local<Uint32>();
|
|
}
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> string_obj =
|
|
i::Execution::ToString(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Uint32>());
|
|
i::Handle<i::String> str = i::Handle<i::String>::cast(string_obj);
|
|
uint32_t index;
|
|
if (str->AsArrayIndex(&index)) {
|
|
i::Handle<i::Object> value;
|
|
if (index <= static_cast<uint32_t>(i::Smi::kMaxValue)) {
|
|
value = i::Handle<i::Object>(i::Smi::FromInt(index));
|
|
} else {
|
|
value = i::Factory::NewNumber(index);
|
|
}
|
|
return Utils::Uint32ToLocal(value);
|
|
}
|
|
return Local<Uint32>();
|
|
}
|
|
|
|
|
|
int32_t Value::Int32Value() const {
|
|
if (IsDeadCheck("v8::Value::Int32Value()")) return 0;
|
|
LOG_API("Int32Value");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
return i::Smi::cast(*obj)->value();
|
|
} else {
|
|
LOG_API("Int32Value (slow)");
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> num =
|
|
i::Execution::ToInt32(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
if (num->IsSmi()) {
|
|
return i::Smi::cast(*num)->value();
|
|
} else {
|
|
return static_cast<int32_t>(num->Number());
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool Value::Equals(Handle<Value> that) const {
|
|
if (IsDeadCheck("v8::Value::Equals()")
|
|
|| EmptyCheck("v8::Value::Equals()", this)
|
|
|| EmptyCheck("v8::Value::Equals()", that)) {
|
|
return false;
|
|
}
|
|
LOG_API("Equals");
|
|
ENTER_V8;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> other = Utils::OpenHandle(*that);
|
|
i::Object** args[1] = { other.location() };
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result =
|
|
CallV8HeapFunction("EQUALS", obj, 1, args, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return *result == i::Smi::FromInt(i::EQUAL);
|
|
}
|
|
|
|
|
|
bool Value::StrictEquals(Handle<Value> that) const {
|
|
if (IsDeadCheck("v8::Value::StrictEquals()")
|
|
|| EmptyCheck("v8::Value::StrictEquals()", this)
|
|
|| EmptyCheck("v8::Value::StrictEquals()", that)) {
|
|
return false;
|
|
}
|
|
LOG_API("StrictEquals");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> other = Utils::OpenHandle(*that);
|
|
// Must check HeapNumber first, since NaN !== NaN.
|
|
if (obj->IsHeapNumber()) {
|
|
if (!other->IsNumber()) return false;
|
|
double x = obj->Number();
|
|
double y = other->Number();
|
|
// Must check explicitly for NaN:s on Windows, but -0 works fine.
|
|
return x == y && !isnan(x) && !isnan(y);
|
|
} else if (*obj == *other) { // Also covers Booleans.
|
|
return true;
|
|
} else if (obj->IsSmi()) {
|
|
return other->IsNumber() && obj->Number() == other->Number();
|
|
} else if (obj->IsString()) {
|
|
return other->IsString() &&
|
|
i::String::cast(*obj)->Equals(i::String::cast(*other));
|
|
} else if (obj->IsUndefined() || obj->IsUndetectableObject()) {
|
|
return other->IsUndefined() || other->IsUndetectableObject();
|
|
} else {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
uint32_t Value::Uint32Value() const {
|
|
if (IsDeadCheck("v8::Value::Uint32Value()")) return 0;
|
|
LOG_API("Uint32Value");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
return i::Smi::cast(*obj)->value();
|
|
} else {
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> num =
|
|
i::Execution::ToUint32(obj, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(0);
|
|
if (num->IsSmi()) {
|
|
return i::Smi::cast(*num)->value();
|
|
} else {
|
|
return static_cast<uint32_t>(num->Number());
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool v8::Object::Set(v8::Handle<Value> key, v8::Handle<Value> value,
|
|
v8::PropertyAttribute attribs) {
|
|
ON_BAILOUT("v8::Object::Set()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Object> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> key_obj = Utils::OpenHandle(*key);
|
|
i::Handle<i::Object> value_obj = Utils::OpenHandle(*value);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj = i::SetProperty(
|
|
self,
|
|
key_obj,
|
|
value_obj,
|
|
static_cast<PropertyAttributes>(attribs));
|
|
has_pending_exception = obj.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return true;
|
|
}
|
|
|
|
|
|
bool v8::Object::Set(uint32_t index, v8::Handle<Value> value) {
|
|
ON_BAILOUT("v8::Object::Set()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> value_obj = Utils::OpenHandle(*value);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj = i::SetElement(
|
|
self,
|
|
index,
|
|
value_obj);
|
|
has_pending_exception = obj.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return true;
|
|
}
|
|
|
|
|
|
bool v8::Object::ForceSet(v8::Handle<Value> key,
|
|
v8::Handle<Value> value,
|
|
v8::PropertyAttribute attribs) {
|
|
ON_BAILOUT("v8::Object::ForceSet()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> key_obj = Utils::OpenHandle(*key);
|
|
i::Handle<i::Object> value_obj = Utils::OpenHandle(*value);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj = i::ForceSetProperty(
|
|
self,
|
|
key_obj,
|
|
value_obj,
|
|
static_cast<PropertyAttributes>(attribs));
|
|
has_pending_exception = obj.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return true;
|
|
}
|
|
|
|
|
|
bool v8::Object::ForceDelete(v8::Handle<Value> key) {
|
|
ON_BAILOUT("v8::Object::ForceDelete()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> key_obj = Utils::OpenHandle(*key);
|
|
|
|
// When turning on access checks for a global object deoptimize all functions
|
|
// as optimized code does not always handle access checks.
|
|
i::Deoptimizer::DeoptimizeGlobalObject(*self);
|
|
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj = i::ForceDeleteProperty(self, key_obj);
|
|
has_pending_exception = obj.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return obj->IsTrue();
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::Get(v8::Handle<Value> key) {
|
|
ON_BAILOUT("v8::Object::Get()", return Local<v8::Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::Object> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> key_obj = Utils::OpenHandle(*key);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = i::GetProperty(self, key_obj);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(Local<Value>());
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::Get(uint32_t index) {
|
|
ON_BAILOUT("v8::Object::Get()", return Local<v8::Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = i::GetElement(self, index);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(Local<Value>());
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::GetPrototype() {
|
|
ON_BAILOUT("v8::Object::GetPrototype()", return Local<v8::Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::Object> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> result = i::GetPrototype(self);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
bool v8::Object::SetPrototype(Handle<Value> value) {
|
|
ON_BAILOUT("v8::Object::SetPrototype()", return false);
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> value_obj = Utils::OpenHandle(*value);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = i::SetPrototype(self, value_obj);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return true;
|
|
}
|
|
|
|
|
|
Local<Object> v8::Object::FindInstanceInPrototypeChain(
|
|
v8::Handle<FunctionTemplate> tmpl) {
|
|
ON_BAILOUT("v8::Object::FindInstanceInPrototypeChain()",
|
|
return Local<v8::Object>());
|
|
ENTER_V8;
|
|
i::JSObject* object = *Utils::OpenHandle(this);
|
|
i::FunctionTemplateInfo* tmpl_info = *Utils::OpenHandle(*tmpl);
|
|
while (!object->IsInstanceOf(tmpl_info)) {
|
|
i::Object* prototype = object->GetPrototype();
|
|
if (!prototype->IsJSObject()) return Local<Object>();
|
|
object = i::JSObject::cast(prototype);
|
|
}
|
|
return Utils::ToLocal(i::Handle<i::JSObject>(object));
|
|
}
|
|
|
|
|
|
Local<Array> v8::Object::GetPropertyNames() {
|
|
ON_BAILOUT("v8::Object::GetPropertyNames()", return Local<v8::Array>());
|
|
ENTER_V8;
|
|
v8::HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::FixedArray> value =
|
|
i::GetKeysInFixedArrayFor(self, i::INCLUDE_PROTOS);
|
|
// Because we use caching to speed up enumeration it is important
|
|
// to never change the result of the basic enumeration function so
|
|
// we clone the result.
|
|
i::Handle<i::FixedArray> elms = i::Factory::CopyFixedArray(value);
|
|
i::Handle<i::JSArray> result = i::Factory::NewJSArrayWithElements(elms);
|
|
return scope.Close(Utils::ToLocal(result));
|
|
}
|
|
|
|
|
|
Local<String> v8::Object::ObjectProtoToString() {
|
|
ON_BAILOUT("v8::Object::ObjectProtoToString()", return Local<v8::String>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
|
|
i::Handle<i::Object> name(self->class_name());
|
|
|
|
// Native implementation of Object.prototype.toString (v8natives.js):
|
|
// var c = %ClassOf(this);
|
|
// if (c === 'Arguments') c = 'Object';
|
|
// return "[object " + c + "]";
|
|
|
|
if (!name->IsString()) {
|
|
return v8::String::New("[object ]");
|
|
|
|
} else {
|
|
i::Handle<i::String> class_name = i::Handle<i::String>::cast(name);
|
|
if (class_name->IsEqualTo(i::CStrVector("Arguments"))) {
|
|
return v8::String::New("[object Object]");
|
|
|
|
} else {
|
|
const char* prefix = "[object ";
|
|
Local<String> str = Utils::ToLocal(class_name);
|
|
const char* postfix = "]";
|
|
|
|
int prefix_len = i::StrLength(prefix);
|
|
int str_len = str->Length();
|
|
int postfix_len = i::StrLength(postfix);
|
|
|
|
int buf_len = prefix_len + str_len + postfix_len;
|
|
i::ScopedVector<char> buf(buf_len);
|
|
|
|
// Write prefix.
|
|
char* ptr = buf.start();
|
|
memcpy(ptr, prefix, prefix_len * v8::internal::kCharSize);
|
|
ptr += prefix_len;
|
|
|
|
// Write real content.
|
|
str->WriteAscii(ptr, 0, str_len);
|
|
ptr += str_len;
|
|
|
|
// Write postfix.
|
|
memcpy(ptr, postfix, postfix_len * v8::internal::kCharSize);
|
|
|
|
// Copy the buffer into a heap-allocated string and return it.
|
|
Local<String> result = v8::String::New(buf.start(), buf_len);
|
|
return result;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
Local<String> v8::Object::GetConstructorName() {
|
|
ON_BAILOUT("v8::Object::GetConstructorName()", return Local<v8::String>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::String> name(self->constructor_name());
|
|
return Utils::ToLocal(name);
|
|
}
|
|
|
|
|
|
bool v8::Object::Delete(v8::Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::Delete()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
return i::DeleteProperty(self, key_obj)->IsTrue();
|
|
}
|
|
|
|
|
|
bool v8::Object::Has(v8::Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::Has()", return false);
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
return self->HasProperty(*key_obj);
|
|
}
|
|
|
|
|
|
bool v8::Object::Delete(uint32_t index) {
|
|
ON_BAILOUT("v8::Object::DeleteProperty()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
return i::DeleteElement(self, index)->IsTrue();
|
|
}
|
|
|
|
|
|
bool v8::Object::Has(uint32_t index) {
|
|
ON_BAILOUT("v8::Object::HasProperty()", return false);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
return self->HasElement(index);
|
|
}
|
|
|
|
|
|
bool Object::SetAccessor(Handle<String> name,
|
|
AccessorGetter getter,
|
|
AccessorSetter setter,
|
|
v8::Handle<Value> data,
|
|
AccessControl settings,
|
|
PropertyAttribute attributes) {
|
|
ON_BAILOUT("v8::Object::SetAccessor()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::AccessorInfo> info = MakeAccessorInfo(name,
|
|
getter, setter, data,
|
|
settings, attributes);
|
|
i::Handle<i::Object> result = i::SetAccessor(Utils::OpenHandle(this), info);
|
|
return !result.is_null() && !result->IsUndefined();
|
|
}
|
|
|
|
|
|
bool v8::Object::HasRealNamedProperty(Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::HasRealNamedProperty()", return false);
|
|
return Utils::OpenHandle(this)->HasRealNamedProperty(
|
|
*Utils::OpenHandle(*key));
|
|
}
|
|
|
|
|
|
bool v8::Object::HasRealIndexedProperty(uint32_t index) {
|
|
ON_BAILOUT("v8::Object::HasRealIndexedProperty()", return false);
|
|
return Utils::OpenHandle(this)->HasRealElementProperty(index);
|
|
}
|
|
|
|
|
|
bool v8::Object::HasRealNamedCallbackProperty(Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::HasRealNamedCallbackProperty()", return false);
|
|
ENTER_V8;
|
|
return Utils::OpenHandle(this)->HasRealNamedCallbackProperty(
|
|
*Utils::OpenHandle(*key));
|
|
}
|
|
|
|
|
|
bool v8::Object::HasNamedLookupInterceptor() {
|
|
ON_BAILOUT("v8::Object::HasNamedLookupInterceptor()", return false);
|
|
return Utils::OpenHandle(this)->HasNamedInterceptor();
|
|
}
|
|
|
|
|
|
bool v8::Object::HasIndexedLookupInterceptor() {
|
|
ON_BAILOUT("v8::Object::HasIndexedLookupInterceptor()", return false);
|
|
return Utils::OpenHandle(this)->HasIndexedInterceptor();
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::GetRealNamedPropertyInPrototypeChain(
|
|
Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::GetRealNamedPropertyInPrototypeChain()",
|
|
return Local<Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this);
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
i::LookupResult lookup;
|
|
self_obj->LookupRealNamedPropertyInPrototypes(*key_obj, &lookup);
|
|
if (lookup.IsProperty()) {
|
|
PropertyAttributes attributes;
|
|
i::Object* property =
|
|
self_obj->GetProperty(*self_obj,
|
|
&lookup,
|
|
*key_obj,
|
|
&attributes)->ToObjectUnchecked();
|
|
i::Handle<i::Object> result(property);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
return Local<Value>(); // No real property was found in prototype chain.
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::GetRealNamedProperty(Handle<String> key) {
|
|
ON_BAILOUT("v8::Object::GetRealNamedProperty()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this);
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
i::LookupResult lookup;
|
|
self_obj->LookupRealNamedProperty(*key_obj, &lookup);
|
|
if (lookup.IsProperty()) {
|
|
PropertyAttributes attributes;
|
|
i::Object* property =
|
|
self_obj->GetProperty(*self_obj,
|
|
&lookup,
|
|
*key_obj,
|
|
&attributes)->ToObjectUnchecked();
|
|
i::Handle<i::Object> result(property);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
return Local<Value>(); // No real property was found in prototype chain.
|
|
}
|
|
|
|
|
|
// Turns on access checks by copying the map and setting the check flag.
|
|
// Because the object gets a new map, existing inline cache caching
|
|
// the old map of this object will fail.
|
|
void v8::Object::TurnOnAccessCheck() {
|
|
ON_BAILOUT("v8::Object::TurnOnAccessCheck()", return);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> obj = Utils::OpenHandle(this);
|
|
|
|
// When turning on access checks for a global object deoptimize all functions
|
|
// as optimized code does not always handle access checks.
|
|
i::Deoptimizer::DeoptimizeGlobalObject(*obj);
|
|
|
|
i::Handle<i::Map> new_map =
|
|
i::Factory::CopyMapDropTransitions(i::Handle<i::Map>(obj->map()));
|
|
new_map->set_is_access_check_needed(true);
|
|
obj->set_map(*new_map);
|
|
}
|
|
|
|
|
|
bool v8::Object::IsDirty() {
|
|
return Utils::OpenHandle(this)->IsDirty();
|
|
}
|
|
|
|
|
|
Local<v8::Object> v8::Object::Clone() {
|
|
ON_BAILOUT("v8::Object::Clone()", return Local<Object>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::JSObject> result = i::Copy(self);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(Local<Object>());
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
int v8::Object::GetIdentityHash() {
|
|
ON_BAILOUT("v8::Object::GetIdentityHash()", return 0);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> hidden_props(i::GetHiddenProperties(self, true));
|
|
i::Handle<i::Object> hash_symbol = i::Factory::identity_hash_symbol();
|
|
i::Handle<i::Object> hash = i::GetProperty(hidden_props, hash_symbol);
|
|
int hash_value;
|
|
if (hash->IsSmi()) {
|
|
hash_value = i::Smi::cast(*hash)->value();
|
|
} else {
|
|
int attempts = 0;
|
|
do {
|
|
// Generate a random 32-bit hash value but limit range to fit
|
|
// within a smi.
|
|
hash_value = i::V8::Random() & i::Smi::kMaxValue;
|
|
attempts++;
|
|
} while (hash_value == 0 && attempts < 30);
|
|
hash_value = hash_value != 0 ? hash_value : 1; // never return 0
|
|
i::SetProperty(hidden_props,
|
|
hash_symbol,
|
|
i::Handle<i::Object>(i::Smi::FromInt(hash_value)),
|
|
static_cast<PropertyAttributes>(None));
|
|
}
|
|
return hash_value;
|
|
}
|
|
|
|
|
|
bool v8::Object::SetHiddenValue(v8::Handle<v8::String> key,
|
|
v8::Handle<v8::Value> value) {
|
|
ON_BAILOUT("v8::Object::SetHiddenValue()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> hidden_props(i::GetHiddenProperties(self, true));
|
|
i::Handle<i::Object> key_obj = Utils::OpenHandle(*key);
|
|
i::Handle<i::Object> value_obj = Utils::OpenHandle(*value);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj = i::SetProperty(
|
|
hidden_props,
|
|
key_obj,
|
|
value_obj,
|
|
static_cast<PropertyAttributes>(None));
|
|
has_pending_exception = obj.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(false);
|
|
return true;
|
|
}
|
|
|
|
|
|
v8::Local<v8::Value> v8::Object::GetHiddenValue(v8::Handle<v8::String> key) {
|
|
ON_BAILOUT("v8::Object::GetHiddenValue()", return Local<v8::Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> hidden_props(i::GetHiddenProperties(self, false));
|
|
if (hidden_props->IsUndefined()) {
|
|
return v8::Local<v8::Value>();
|
|
}
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> result = i::GetProperty(hidden_props, key_obj);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(v8::Local<v8::Value>());
|
|
if (result->IsUndefined()) {
|
|
return v8::Local<v8::Value>();
|
|
}
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
bool v8::Object::DeleteHiddenValue(v8::Handle<v8::String> key) {
|
|
ON_BAILOUT("v8::DeleteHiddenValue()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> hidden_props(i::GetHiddenProperties(self, false));
|
|
if (hidden_props->IsUndefined()) {
|
|
return true;
|
|
}
|
|
i::Handle<i::JSObject> js_obj(i::JSObject::cast(*hidden_props));
|
|
i::Handle<i::String> key_obj = Utils::OpenHandle(*key);
|
|
return i::DeleteProperty(js_obj, key_obj)->IsTrue();
|
|
}
|
|
|
|
|
|
void v8::Object::SetIndexedPropertiesToPixelData(uint8_t* data, int length) {
|
|
ON_BAILOUT("v8::SetElementsToPixelData()", return);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
if (!ApiCheck(length <= i::PixelArray::kMaxLength,
|
|
"v8::Object::SetIndexedPropertiesToPixelData()",
|
|
"length exceeds max acceptable value")) {
|
|
return;
|
|
}
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (!ApiCheck(!self->IsJSArray(),
|
|
"v8::Object::SetIndexedPropertiesToPixelData()",
|
|
"JSArray is not supported")) {
|
|
return;
|
|
}
|
|
i::Handle<i::PixelArray> pixels = i::Factory::NewPixelArray(length, data);
|
|
i::Handle<i::Map> slow_map =
|
|
i::Factory::GetSlowElementsMap(i::Handle<i::Map>(self->map()));
|
|
self->set_map(*slow_map);
|
|
self->set_elements(*pixels);
|
|
}
|
|
|
|
|
|
bool v8::Object::HasIndexedPropertiesInPixelData() {
|
|
ON_BAILOUT("v8::HasIndexedPropertiesInPixelData()", return false);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
return self->HasPixelElements();
|
|
}
|
|
|
|
|
|
uint8_t* v8::Object::GetIndexedPropertiesPixelData() {
|
|
ON_BAILOUT("v8::GetIndexedPropertiesPixelData()", return NULL);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (self->HasPixelElements()) {
|
|
return i::PixelArray::cast(self->elements())->external_pointer();
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
int v8::Object::GetIndexedPropertiesPixelDataLength() {
|
|
ON_BAILOUT("v8::GetIndexedPropertiesPixelDataLength()", return -1);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (self->HasPixelElements()) {
|
|
return i::PixelArray::cast(self->elements())->length();
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
void v8::Object::SetIndexedPropertiesToExternalArrayData(
|
|
void* data,
|
|
ExternalArrayType array_type,
|
|
int length) {
|
|
ON_BAILOUT("v8::SetIndexedPropertiesToExternalArrayData()", return);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
if (!ApiCheck(length <= i::ExternalArray::kMaxLength,
|
|
"v8::Object::SetIndexedPropertiesToExternalArrayData()",
|
|
"length exceeds max acceptable value")) {
|
|
return;
|
|
}
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (!ApiCheck(!self->IsJSArray(),
|
|
"v8::Object::SetIndexedPropertiesToExternalArrayData()",
|
|
"JSArray is not supported")) {
|
|
return;
|
|
}
|
|
i::Handle<i::ExternalArray> array =
|
|
i::Factory::NewExternalArray(length, array_type, data);
|
|
i::Handle<i::Map> slow_map =
|
|
i::Factory::GetSlowElementsMap(i::Handle<i::Map>(self->map()));
|
|
self->set_map(*slow_map);
|
|
self->set_elements(*array);
|
|
}
|
|
|
|
|
|
bool v8::Object::HasIndexedPropertiesInExternalArrayData() {
|
|
ON_BAILOUT("v8::HasIndexedPropertiesInExternalArrayData()", return false);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
return self->HasExternalArrayElements();
|
|
}
|
|
|
|
|
|
void* v8::Object::GetIndexedPropertiesExternalArrayData() {
|
|
ON_BAILOUT("v8::GetIndexedPropertiesExternalArrayData()", return NULL);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (self->HasExternalArrayElements()) {
|
|
return i::ExternalArray::cast(self->elements())->external_pointer();
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
ExternalArrayType v8::Object::GetIndexedPropertiesExternalArrayDataType() {
|
|
ON_BAILOUT("v8::GetIndexedPropertiesExternalArrayDataType()",
|
|
return static_cast<ExternalArrayType>(-1));
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
switch (self->elements()->map()->instance_type()) {
|
|
case i::EXTERNAL_BYTE_ARRAY_TYPE:
|
|
return kExternalByteArray;
|
|
case i::EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE:
|
|
return kExternalUnsignedByteArray;
|
|
case i::EXTERNAL_SHORT_ARRAY_TYPE:
|
|
return kExternalShortArray;
|
|
case i::EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE:
|
|
return kExternalUnsignedShortArray;
|
|
case i::EXTERNAL_INT_ARRAY_TYPE:
|
|
return kExternalIntArray;
|
|
case i::EXTERNAL_UNSIGNED_INT_ARRAY_TYPE:
|
|
return kExternalUnsignedIntArray;
|
|
case i::EXTERNAL_FLOAT_ARRAY_TYPE:
|
|
return kExternalFloatArray;
|
|
default:
|
|
return static_cast<ExternalArrayType>(-1);
|
|
}
|
|
}
|
|
|
|
|
|
int v8::Object::GetIndexedPropertiesExternalArrayDataLength() {
|
|
ON_BAILOUT("v8::GetIndexedPropertiesExternalArrayDataLength()", return 0);
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (self->HasExternalArrayElements()) {
|
|
return i::ExternalArray::cast(self->elements())->length();
|
|
} else {
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
|
|
Local<v8::Object> Function::NewInstance() const {
|
|
return NewInstance(0, NULL);
|
|
}
|
|
|
|
|
|
Local<v8::Object> Function::NewInstance(int argc,
|
|
v8::Handle<v8::Value> argv[]) const {
|
|
ON_BAILOUT("v8::Function::NewInstance()", return Local<v8::Object>());
|
|
LOG_API("Function::NewInstance");
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::JSFunction> function = Utils::OpenHandle(this);
|
|
STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**));
|
|
i::Object*** args = reinterpret_cast<i::Object***>(argv);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> returned =
|
|
i::Execution::New(function, argc, args, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::Object>());
|
|
return scope.Close(Utils::ToLocal(i::Handle<i::JSObject>::cast(returned)));
|
|
}
|
|
|
|
|
|
Local<v8::Value> Function::Call(v8::Handle<v8::Object> recv, int argc,
|
|
v8::Handle<v8::Value> argv[]) {
|
|
ON_BAILOUT("v8::Function::Call()", return Local<v8::Value>());
|
|
LOG_API("Function::Call");
|
|
ENTER_V8;
|
|
i::Object* raw_result = NULL;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::JSFunction> fun = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv);
|
|
STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**));
|
|
i::Object*** args = reinterpret_cast<i::Object***>(argv);
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> returned =
|
|
i::Execution::Call(fun, recv_obj, argc, args, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Object>());
|
|
raw_result = *returned;
|
|
}
|
|
i::Handle<i::Object> result(raw_result);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
void Function::SetName(v8::Handle<v8::String> name) {
|
|
ENTER_V8;
|
|
i::Handle<i::JSFunction> func = Utils::OpenHandle(this);
|
|
func->shared()->set_name(*Utils::OpenHandle(*name));
|
|
}
|
|
|
|
|
|
Handle<Value> Function::GetName() const {
|
|
i::Handle<i::JSFunction> func = Utils::OpenHandle(this);
|
|
return Utils::ToLocal(i::Handle<i::Object>(func->shared()->name()));
|
|
}
|
|
|
|
|
|
ScriptOrigin Function::GetScriptOrigin() const {
|
|
i::Handle<i::JSFunction> func = Utils::OpenHandle(this);
|
|
if (func->shared()->script()->IsScript()) {
|
|
i::Handle<i::Script> script(i::Script::cast(func->shared()->script()));
|
|
v8::ScriptOrigin origin(
|
|
Utils::ToLocal(i::Handle<i::Object>(script->name())),
|
|
v8::Integer::New(script->line_offset()->value()),
|
|
v8::Integer::New(script->column_offset()->value()));
|
|
return origin;
|
|
}
|
|
return v8::ScriptOrigin(Handle<Value>());
|
|
}
|
|
|
|
|
|
const int Function::kLineOffsetNotFound = -1;
|
|
|
|
|
|
int Function::GetScriptLineNumber() const {
|
|
i::Handle<i::JSFunction> func = Utils::OpenHandle(this);
|
|
if (func->shared()->script()->IsScript()) {
|
|
i::Handle<i::Script> script(i::Script::cast(func->shared()->script()));
|
|
return i::GetScriptLineNumber(script, func->shared()->start_position());
|
|
}
|
|
return kLineOffsetNotFound;
|
|
}
|
|
|
|
|
|
namespace {
|
|
|
|
// Tracks string usage to help make better decisions when
|
|
// externalizing strings.
|
|
//
|
|
// Implementation note: internally this class only tracks fresh
|
|
// strings and keeps a single use counter for them.
|
|
class StringTracker {
|
|
public:
|
|
// Records that the given string's characters were copied to some
|
|
// external buffer. If this happens often we should honor
|
|
// externalization requests for the string.
|
|
static void RecordWrite(i::Handle<i::String> string) {
|
|
i::Address address = reinterpret_cast<i::Address>(*string);
|
|
i::Address top = i::Heap::NewSpaceTop();
|
|
if (IsFreshString(address, top)) {
|
|
IncrementUseCount(top);
|
|
}
|
|
}
|
|
|
|
// Estimates freshness and use frequency of the given string based
|
|
// on how close it is to the new space top and the recorded usage
|
|
// history.
|
|
static inline bool IsFreshUnusedString(i::Handle<i::String> string) {
|
|
i::Address address = reinterpret_cast<i::Address>(*string);
|
|
i::Address top = i::Heap::NewSpaceTop();
|
|
return IsFreshString(address, top) && IsUseCountLow(top);
|
|
}
|
|
|
|
private:
|
|
static inline bool IsFreshString(i::Address string, i::Address top) {
|
|
return top - kFreshnessLimit <= string && string <= top;
|
|
}
|
|
|
|
static inline bool IsUseCountLow(i::Address top) {
|
|
if (last_top_ != top) return true;
|
|
return use_count_ < kUseLimit;
|
|
}
|
|
|
|
static inline void IncrementUseCount(i::Address top) {
|
|
if (last_top_ != top) {
|
|
use_count_ = 0;
|
|
last_top_ = top;
|
|
}
|
|
++use_count_;
|
|
}
|
|
|
|
// How close to the new space top a fresh string has to be.
|
|
static const int kFreshnessLimit = 1024;
|
|
|
|
// The number of uses required to consider a string useful.
|
|
static const int kUseLimit = 32;
|
|
|
|
// Single use counter shared by all fresh strings.
|
|
static int use_count_;
|
|
|
|
// Last new space top when the use count above was valid.
|
|
static i::Address last_top_;
|
|
};
|
|
|
|
int StringTracker::use_count_ = 0;
|
|
i::Address StringTracker::last_top_ = NULL;
|
|
|
|
} // namespace
|
|
|
|
|
|
int String::Length() const {
|
|
if (IsDeadCheck("v8::String::Length()")) return 0;
|
|
return Utils::OpenHandle(this)->length();
|
|
}
|
|
|
|
|
|
int String::Utf8Length() const {
|
|
if (IsDeadCheck("v8::String::Utf8Length()")) return 0;
|
|
return Utils::OpenHandle(this)->Utf8Length();
|
|
}
|
|
|
|
|
|
int String::WriteUtf8(char* buffer,
|
|
int capacity,
|
|
int* nchars_ref,
|
|
WriteHints hints) const {
|
|
if (IsDeadCheck("v8::String::WriteUtf8()")) return 0;
|
|
LOG_API("String::WriteUtf8");
|
|
ENTER_V8;
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
StringTracker::RecordWrite(str);
|
|
if (hints & HINT_MANY_WRITES_EXPECTED) {
|
|
// Flatten the string for efficiency. This applies whether we are
|
|
// using StringInputBuffer or Get(i) to access the characters.
|
|
str->TryFlatten();
|
|
}
|
|
write_input_buffer.Reset(0, *str);
|
|
int len = str->length();
|
|
// Encode the first K - 3 bytes directly into the buffer since we
|
|
// know there's room for them. If no capacity is given we copy all
|
|
// of them here.
|
|
int fast_end = capacity - (unibrow::Utf8::kMaxEncodedSize - 1);
|
|
int i;
|
|
int pos = 0;
|
|
int nchars = 0;
|
|
for (i = 0; i < len && (capacity == -1 || pos < fast_end); i++) {
|
|
i::uc32 c = write_input_buffer.GetNext();
|
|
int written = unibrow::Utf8::Encode(buffer + pos, c);
|
|
pos += written;
|
|
nchars++;
|
|
}
|
|
if (i < len) {
|
|
// For the last characters we need to check the length for each one
|
|
// because they may be longer than the remaining space in the
|
|
// buffer.
|
|
char intermediate[unibrow::Utf8::kMaxEncodedSize];
|
|
for (; i < len && pos < capacity; i++) {
|
|
i::uc32 c = write_input_buffer.GetNext();
|
|
int written = unibrow::Utf8::Encode(intermediate, c);
|
|
if (pos + written <= capacity) {
|
|
for (int j = 0; j < written; j++)
|
|
buffer[pos + j] = intermediate[j];
|
|
pos += written;
|
|
nchars++;
|
|
} else {
|
|
// We've reached the end of the buffer
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (nchars_ref != NULL) *nchars_ref = nchars;
|
|
if (i == len && (capacity == -1 || pos < capacity))
|
|
buffer[pos++] = '\0';
|
|
return pos;
|
|
}
|
|
|
|
|
|
int String::WriteAscii(char* buffer,
|
|
int start,
|
|
int length,
|
|
WriteHints hints) const {
|
|
if (IsDeadCheck("v8::String::WriteAscii()")) return 0;
|
|
LOG_API("String::WriteAscii");
|
|
ENTER_V8;
|
|
ASSERT(start >= 0 && length >= -1);
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
StringTracker::RecordWrite(str);
|
|
if (hints & HINT_MANY_WRITES_EXPECTED) {
|
|
// Flatten the string for efficiency. This applies whether we are
|
|
// using StringInputBuffer or Get(i) to access the characters.
|
|
str->TryFlatten();
|
|
}
|
|
int end = length;
|
|
if ( (length == -1) || (length > str->length() - start) )
|
|
end = str->length() - start;
|
|
if (end < 0) return 0;
|
|
write_input_buffer.Reset(start, *str);
|
|
int i;
|
|
for (i = 0; i < end; i++) {
|
|
char c = static_cast<char>(write_input_buffer.GetNext());
|
|
if (c == '\0') c = ' ';
|
|
buffer[i] = c;
|
|
}
|
|
if (length == -1 || i < length)
|
|
buffer[i] = '\0';
|
|
return i;
|
|
}
|
|
|
|
|
|
int String::Write(uint16_t* buffer,
|
|
int start,
|
|
int length,
|
|
WriteHints hints) const {
|
|
if (IsDeadCheck("v8::String::Write()")) return 0;
|
|
LOG_API("String::Write");
|
|
ENTER_V8;
|
|
ASSERT(start >= 0 && length >= -1);
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
StringTracker::RecordWrite(str);
|
|
if (hints & HINT_MANY_WRITES_EXPECTED) {
|
|
// Flatten the string for efficiency. This applies whether we are
|
|
// using StringInputBuffer or Get(i) to access the characters.
|
|
str->TryFlatten();
|
|
}
|
|
int end = start + length;
|
|
if ((length == -1) || (length > str->length() - start) )
|
|
end = str->length();
|
|
if (end < 0) return 0;
|
|
i::String::WriteToFlat(*str, buffer, start, end);
|
|
if (length == -1 || end - start < length) {
|
|
buffer[end - start] = '\0';
|
|
}
|
|
return end - start;
|
|
}
|
|
|
|
|
|
bool v8::String::IsExternal() const {
|
|
EnsureInitialized("v8::String::IsExternal()");
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
return i::StringShape(*str).IsExternalTwoByte();
|
|
}
|
|
|
|
|
|
bool v8::String::IsExternalAscii() const {
|
|
EnsureInitialized("v8::String::IsExternalAscii()");
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
return i::StringShape(*str).IsExternalAscii();
|
|
}
|
|
|
|
|
|
void v8::String::VerifyExternalStringResource(
|
|
v8::String::ExternalStringResource* value) const {
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
v8::String::ExternalStringResource* expected;
|
|
if (i::StringShape(*str).IsExternalTwoByte()) {
|
|
void* resource = i::Handle<i::ExternalTwoByteString>::cast(str)->resource();
|
|
expected = reinterpret_cast<ExternalStringResource*>(resource);
|
|
} else {
|
|
expected = NULL;
|
|
}
|
|
CHECK_EQ(expected, value);
|
|
}
|
|
|
|
|
|
v8::String::ExternalAsciiStringResource*
|
|
v8::String::GetExternalAsciiStringResource() const {
|
|
EnsureInitialized("v8::String::GetExternalAsciiStringResource()");
|
|
i::Handle<i::String> str = Utils::OpenHandle(this);
|
|
if (i::StringShape(*str).IsExternalAscii()) {
|
|
void* resource = i::Handle<i::ExternalAsciiString>::cast(str)->resource();
|
|
return reinterpret_cast<ExternalAsciiStringResource*>(resource);
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
double Number::Value() const {
|
|
if (IsDeadCheck("v8::Number::Value()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
return obj->Number();
|
|
}
|
|
|
|
|
|
bool Boolean::Value() const {
|
|
if (IsDeadCheck("v8::Boolean::Value()")) return false;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
return obj->IsTrue();
|
|
}
|
|
|
|
|
|
int64_t Integer::Value() const {
|
|
if (IsDeadCheck("v8::Integer::Value()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
return i::Smi::cast(*obj)->value();
|
|
} else {
|
|
return static_cast<int64_t>(obj->Number());
|
|
}
|
|
}
|
|
|
|
|
|
int32_t Int32::Value() const {
|
|
if (IsDeadCheck("v8::Int32::Value()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
return i::Smi::cast(*obj)->value();
|
|
} else {
|
|
return static_cast<int32_t>(obj->Number());
|
|
}
|
|
}
|
|
|
|
|
|
uint32_t Uint32::Value() const {
|
|
if (IsDeadCheck("v8::Uint32::Value()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
if (obj->IsSmi()) {
|
|
return i::Smi::cast(*obj)->value();
|
|
} else {
|
|
return static_cast<uint32_t>(obj->Number());
|
|
}
|
|
}
|
|
|
|
|
|
int v8::Object::InternalFieldCount() {
|
|
if (IsDeadCheck("v8::Object::InternalFieldCount()")) return 0;
|
|
i::Handle<i::JSObject> obj = Utils::OpenHandle(this);
|
|
return obj->GetInternalFieldCount();
|
|
}
|
|
|
|
|
|
Local<Value> v8::Object::CheckedGetInternalField(int index) {
|
|
if (IsDeadCheck("v8::Object::GetInternalField()")) return Local<Value>();
|
|
i::Handle<i::JSObject> obj = Utils::OpenHandle(this);
|
|
if (!ApiCheck(index < obj->GetInternalFieldCount(),
|
|
"v8::Object::GetInternalField()",
|
|
"Reading internal field out of bounds")) {
|
|
return Local<Value>();
|
|
}
|
|
i::Handle<i::Object> value(obj->GetInternalField(index));
|
|
Local<Value> result = Utils::ToLocal(value);
|
|
#ifdef DEBUG
|
|
Local<Value> unchecked = UncheckedGetInternalField(index);
|
|
ASSERT(unchecked.IsEmpty() || (unchecked == result));
|
|
#endif
|
|
return result;
|
|
}
|
|
|
|
|
|
void v8::Object::SetInternalField(int index, v8::Handle<Value> value) {
|
|
if (IsDeadCheck("v8::Object::SetInternalField()")) return;
|
|
i::Handle<i::JSObject> obj = Utils::OpenHandle(this);
|
|
if (!ApiCheck(index < obj->GetInternalFieldCount(),
|
|
"v8::Object::SetInternalField()",
|
|
"Writing internal field out of bounds")) {
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
i::Handle<i::Object> val = Utils::OpenHandle(*value);
|
|
obj->SetInternalField(index, *val);
|
|
}
|
|
|
|
|
|
void v8::Object::SetPointerInInternalField(int index, void* value) {
|
|
ENTER_V8;
|
|
i::Object* as_object = reinterpret_cast<i::Object*>(value);
|
|
if (as_object->IsSmi()) {
|
|
Utils::OpenHandle(this)->SetInternalField(index, as_object);
|
|
return;
|
|
}
|
|
HandleScope scope;
|
|
i::Handle<i::Proxy> proxy =
|
|
i::Factory::NewProxy(reinterpret_cast<i::Address>(value), i::TENURED);
|
|
if (!proxy.is_null())
|
|
Utils::OpenHandle(this)->SetInternalField(index, *proxy);
|
|
}
|
|
|
|
|
|
// --- E n v i r o n m e n t ---
|
|
|
|
bool v8::V8::Initialize() {
|
|
if (i::V8::IsRunning()) return true;
|
|
HandleScope scope;
|
|
if (i::Snapshot::Initialize()) return true;
|
|
return i::V8::Initialize(NULL);
|
|
}
|
|
|
|
|
|
bool v8::V8::Dispose() {
|
|
i::V8::TearDown();
|
|
return true;
|
|
}
|
|
|
|
|
|
HeapStatistics::HeapStatistics(): total_heap_size_(0),
|
|
total_heap_size_executable_(0),
|
|
used_heap_size_(0) { }
|
|
|
|
|
|
void v8::V8::GetHeapStatistics(HeapStatistics* heap_statistics) {
|
|
heap_statistics->set_total_heap_size(i::Heap::CommittedMemory());
|
|
heap_statistics->set_total_heap_size_executable(
|
|
i::Heap::CommittedMemoryExecutable());
|
|
heap_statistics->set_used_heap_size(i::Heap::SizeOfObjects());
|
|
}
|
|
|
|
|
|
bool v8::V8::IdleNotification() {
|
|
// Returning true tells the caller that it need not
|
|
// continue to call IdleNotification.
|
|
if (!i::V8::IsRunning()) return true;
|
|
return i::V8::IdleNotification();
|
|
}
|
|
|
|
|
|
void v8::V8::LowMemoryNotification() {
|
|
if (!i::V8::IsRunning()) return;
|
|
i::Heap::CollectAllGarbage(true);
|
|
}
|
|
|
|
|
|
int v8::V8::ContextDisposedNotification() {
|
|
if (!i::V8::IsRunning()) return 0;
|
|
return i::Heap::NotifyContextDisposed();
|
|
}
|
|
|
|
|
|
const char* v8::V8::GetVersion() {
|
|
static v8::internal::EmbeddedVector<char, 128> buffer;
|
|
v8::internal::Version::GetString(buffer);
|
|
return buffer.start();
|
|
}
|
|
|
|
|
|
static i::Handle<i::FunctionTemplateInfo>
|
|
EnsureConstructor(i::Handle<i::ObjectTemplateInfo> templ) {
|
|
if (templ->constructor()->IsUndefined()) {
|
|
Local<FunctionTemplate> constructor = FunctionTemplate::New();
|
|
Utils::OpenHandle(*constructor)->set_instance_template(*templ);
|
|
templ->set_constructor(*Utils::OpenHandle(*constructor));
|
|
}
|
|
return i::Handle<i::FunctionTemplateInfo>(
|
|
i::FunctionTemplateInfo::cast(templ->constructor()));
|
|
}
|
|
|
|
|
|
Persistent<Context> v8::Context::New(
|
|
v8::ExtensionConfiguration* extensions,
|
|
v8::Handle<ObjectTemplate> global_template,
|
|
v8::Handle<Value> global_object) {
|
|
EnsureInitialized("v8::Context::New()");
|
|
LOG_API("Context::New");
|
|
ON_BAILOUT("v8::Context::New()", return Persistent<Context>());
|
|
|
|
// Enter V8 via an ENTER_V8 scope.
|
|
i::Handle<i::Context> env;
|
|
{
|
|
ENTER_V8;
|
|
v8::Handle<ObjectTemplate> proxy_template = global_template;
|
|
i::Handle<i::FunctionTemplateInfo> proxy_constructor;
|
|
i::Handle<i::FunctionTemplateInfo> global_constructor;
|
|
|
|
if (!global_template.IsEmpty()) {
|
|
// Make sure that the global_template has a constructor.
|
|
global_constructor =
|
|
EnsureConstructor(Utils::OpenHandle(*global_template));
|
|
|
|
// Create a fresh template for the global proxy object.
|
|
proxy_template = ObjectTemplate::New();
|
|
proxy_constructor =
|
|
EnsureConstructor(Utils::OpenHandle(*proxy_template));
|
|
|
|
// Set the global template to be the prototype template of
|
|
// global proxy template.
|
|
proxy_constructor->set_prototype_template(
|
|
*Utils::OpenHandle(*global_template));
|
|
|
|
// Migrate security handlers from global_template to
|
|
// proxy_template. Temporarily removing access check
|
|
// information from the global template.
|
|
if (!global_constructor->access_check_info()->IsUndefined()) {
|
|
proxy_constructor->set_access_check_info(
|
|
global_constructor->access_check_info());
|
|
proxy_constructor->set_needs_access_check(
|
|
global_constructor->needs_access_check());
|
|
global_constructor->set_needs_access_check(false);
|
|
global_constructor->set_access_check_info(i::Heap::undefined_value());
|
|
}
|
|
}
|
|
|
|
// Create the environment.
|
|
env = i::Bootstrapper::CreateEnvironment(
|
|
Utils::OpenHandle(*global_object),
|
|
proxy_template,
|
|
extensions);
|
|
|
|
// Restore the access check info on the global template.
|
|
if (!global_template.IsEmpty()) {
|
|
ASSERT(!global_constructor.is_null());
|
|
ASSERT(!proxy_constructor.is_null());
|
|
global_constructor->set_access_check_info(
|
|
proxy_constructor->access_check_info());
|
|
global_constructor->set_needs_access_check(
|
|
proxy_constructor->needs_access_check());
|
|
}
|
|
i::RuntimeProfiler::Reset();
|
|
}
|
|
// Leave V8.
|
|
|
|
if (env.is_null())
|
|
return Persistent<Context>();
|
|
return Persistent<Context>(Utils::ToLocal(env));
|
|
}
|
|
|
|
|
|
void v8::Context::SetSecurityToken(Handle<Value> token) {
|
|
if (IsDeadCheck("v8::Context::SetSecurityToken()")) return;
|
|
ENTER_V8;
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
i::Handle<i::Object> token_handle = Utils::OpenHandle(*token);
|
|
env->set_security_token(*token_handle);
|
|
}
|
|
|
|
|
|
void v8::Context::UseDefaultSecurityToken() {
|
|
if (IsDeadCheck("v8::Context::UseDefaultSecurityToken()")) return;
|
|
ENTER_V8;
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
env->set_security_token(env->global());
|
|
}
|
|
|
|
|
|
Handle<Value> v8::Context::GetSecurityToken() {
|
|
if (IsDeadCheck("v8::Context::GetSecurityToken()")) return Handle<Value>();
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
i::Object* security_token = env->security_token();
|
|
i::Handle<i::Object> token_handle(security_token);
|
|
return Utils::ToLocal(token_handle);
|
|
}
|
|
|
|
|
|
bool Context::HasOutOfMemoryException() {
|
|
i::Handle<i::Context> env = Utils::OpenHandle(this);
|
|
return env->has_out_of_memory();
|
|
}
|
|
|
|
|
|
bool Context::InContext() {
|
|
return i::Top::context() != NULL;
|
|
}
|
|
|
|
|
|
v8::Local<v8::Context> Context::GetEntered() {
|
|
if (IsDeadCheck("v8::Context::GetEntered()")) return Local<Context>();
|
|
i::Handle<i::Object> last = thread_local.LastEnteredContext();
|
|
if (last.is_null()) return Local<Context>();
|
|
i::Handle<i::Context> context = i::Handle<i::Context>::cast(last);
|
|
return Utils::ToLocal(context);
|
|
}
|
|
|
|
|
|
v8::Local<v8::Context> Context::GetCurrent() {
|
|
if (IsDeadCheck("v8::Context::GetCurrent()")) return Local<Context>();
|
|
i::Handle<i::Object> current = i::Top::global_context();
|
|
if (current.is_null()) return Local<Context>();
|
|
i::Handle<i::Context> context = i::Handle<i::Context>::cast(current);
|
|
return Utils::ToLocal(context);
|
|
}
|
|
|
|
|
|
v8::Local<v8::Context> Context::GetCalling() {
|
|
if (IsDeadCheck("v8::Context::GetCalling()")) return Local<Context>();
|
|
i::Handle<i::Object> calling = i::Top::GetCallingGlobalContext();
|
|
if (calling.is_null()) return Local<Context>();
|
|
i::Handle<i::Context> context = i::Handle<i::Context>::cast(calling);
|
|
return Utils::ToLocal(context);
|
|
}
|
|
|
|
|
|
v8::Local<v8::Object> Context::Global() {
|
|
if (IsDeadCheck("v8::Context::Global()")) return Local<v8::Object>();
|
|
i::Object** ctx = reinterpret_cast<i::Object**>(this);
|
|
i::Handle<i::Context> context =
|
|
i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx));
|
|
i::Handle<i::Object> global(context->global_proxy());
|
|
return Utils::ToLocal(i::Handle<i::JSObject>::cast(global));
|
|
}
|
|
|
|
|
|
void Context::DetachGlobal() {
|
|
if (IsDeadCheck("v8::Context::DetachGlobal()")) return;
|
|
ENTER_V8;
|
|
i::Object** ctx = reinterpret_cast<i::Object**>(this);
|
|
i::Handle<i::Context> context =
|
|
i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx));
|
|
i::Bootstrapper::DetachGlobal(context);
|
|
}
|
|
|
|
|
|
void Context::ReattachGlobal(Handle<Object> global_object) {
|
|
if (IsDeadCheck("v8::Context::ReattachGlobal()")) return;
|
|
ENTER_V8;
|
|
i::Object** ctx = reinterpret_cast<i::Object**>(this);
|
|
i::Handle<i::Context> context =
|
|
i::Handle<i::Context>::cast(i::Handle<i::Object>(ctx));
|
|
i::Bootstrapper::ReattachGlobal(context, Utils::OpenHandle(*global_object));
|
|
}
|
|
|
|
|
|
Local<v8::Object> ObjectTemplate::NewInstance() {
|
|
ON_BAILOUT("v8::ObjectTemplate::NewInstance()", return Local<v8::Object>());
|
|
LOG_API("ObjectTemplate::NewInstance");
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj =
|
|
i::Execution::InstantiateObject(Utils::OpenHandle(this),
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::Object>());
|
|
return Utils::ToLocal(i::Handle<i::JSObject>::cast(obj));
|
|
}
|
|
|
|
|
|
Local<v8::Function> FunctionTemplate::GetFunction() {
|
|
ON_BAILOUT("v8::FunctionTemplate::GetFunction()",
|
|
return Local<v8::Function>());
|
|
LOG_API("FunctionTemplate::GetFunction");
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj =
|
|
i::Execution::InstantiateFunction(Utils::OpenHandle(this),
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::Function>());
|
|
return Utils::ToLocal(i::Handle<i::JSFunction>::cast(obj));
|
|
}
|
|
|
|
|
|
bool FunctionTemplate::HasInstance(v8::Handle<v8::Value> value) {
|
|
ON_BAILOUT("v8::FunctionTemplate::HasInstanceOf()", return false);
|
|
i::Object* obj = *Utils::OpenHandle(*value);
|
|
return obj->IsInstanceOf(*Utils::OpenHandle(this));
|
|
}
|
|
|
|
|
|
static Local<External> ExternalNewImpl(void* data) {
|
|
return Utils::ToLocal(i::Factory::NewProxy(static_cast<i::Address>(data)));
|
|
}
|
|
|
|
static void* ExternalValueImpl(i::Handle<i::Object> obj) {
|
|
return reinterpret_cast<void*>(i::Proxy::cast(*obj)->proxy());
|
|
}
|
|
|
|
|
|
Local<Value> v8::External::Wrap(void* data) {
|
|
STATIC_ASSERT(sizeof(data) == sizeof(i::Address));
|
|
LOG_API("External::Wrap");
|
|
EnsureInitialized("v8::External::Wrap()");
|
|
ENTER_V8;
|
|
i::Object* as_object = reinterpret_cast<i::Object*>(data);
|
|
if (as_object->IsSmi()) {
|
|
return Utils::ToLocal(i::Handle<i::Object>(as_object));
|
|
}
|
|
return ExternalNewImpl(data);
|
|
}
|
|
|
|
|
|
void* v8::Object::SlowGetPointerFromInternalField(int index) {
|
|
i::Handle<i::JSObject> obj = Utils::OpenHandle(this);
|
|
i::Object* value = obj->GetInternalField(index);
|
|
if (value->IsSmi()) {
|
|
return value;
|
|
} else if (value->IsProxy()) {
|
|
return reinterpret_cast<void*>(i::Proxy::cast(value)->proxy());
|
|
} else {
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
|
|
void* v8::External::FullUnwrap(v8::Handle<v8::Value> wrapper) {
|
|
if (IsDeadCheck("v8::External::Unwrap()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(*wrapper);
|
|
void* result;
|
|
if (obj->IsSmi()) {
|
|
// The external value was an aligned pointer.
|
|
result = *obj;
|
|
} else if (obj->IsProxy()) {
|
|
result = ExternalValueImpl(obj);
|
|
} else {
|
|
result = NULL;
|
|
}
|
|
ASSERT_EQ(result, QuickUnwrap(wrapper));
|
|
return result;
|
|
}
|
|
|
|
|
|
Local<External> v8::External::New(void* data) {
|
|
STATIC_ASSERT(sizeof(data) == sizeof(i::Address));
|
|
LOG_API("External::New");
|
|
EnsureInitialized("v8::External::New()");
|
|
ENTER_V8;
|
|
return ExternalNewImpl(data);
|
|
}
|
|
|
|
|
|
void* External::Value() const {
|
|
if (IsDeadCheck("v8::External::Value()")) return 0;
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
return ExternalValueImpl(obj);
|
|
}
|
|
|
|
|
|
Local<String> v8::String::Empty() {
|
|
EnsureInitialized("v8::String::Empty()");
|
|
LOG_API("String::Empty()");
|
|
return Utils::ToLocal(i::Factory::empty_symbol());
|
|
}
|
|
|
|
|
|
Local<String> v8::String::New(const char* data, int length) {
|
|
EnsureInitialized("v8::String::New()");
|
|
LOG_API("String::New(char)");
|
|
if (length == 0) return Empty();
|
|
ENTER_V8;
|
|
if (length == -1) length = i::StrLength(data);
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewStringFromUtf8(i::Vector<const char>(data, length));
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<String> v8::String::Concat(Handle<String> left, Handle<String> right) {
|
|
EnsureInitialized("v8::String::New()");
|
|
LOG_API("String::New(char)");
|
|
ENTER_V8;
|
|
i::Handle<i::String> left_string = Utils::OpenHandle(*left);
|
|
i::Handle<i::String> right_string = Utils::OpenHandle(*right);
|
|
i::Handle<i::String> result = i::Factory::NewConsString(left_string,
|
|
right_string);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<String> v8::String::NewUndetectable(const char* data, int length) {
|
|
EnsureInitialized("v8::String::NewUndetectable()");
|
|
LOG_API("String::NewUndetectable(char)");
|
|
ENTER_V8;
|
|
if (length == -1) length = i::StrLength(data);
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewStringFromUtf8(i::Vector<const char>(data, length));
|
|
result->MarkAsUndetectable();
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
static int TwoByteStringLength(const uint16_t* data) {
|
|
int length = 0;
|
|
while (data[length] != '\0') length++;
|
|
return length;
|
|
}
|
|
|
|
|
|
Local<String> v8::String::New(const uint16_t* data, int length) {
|
|
EnsureInitialized("v8::String::New()");
|
|
LOG_API("String::New(uint16_)");
|
|
if (length == 0) return Empty();
|
|
ENTER_V8;
|
|
if (length == -1) length = TwoByteStringLength(data);
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewStringFromTwoByte(i::Vector<const uint16_t>(data, length));
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<String> v8::String::NewUndetectable(const uint16_t* data, int length) {
|
|
EnsureInitialized("v8::String::NewUndetectable()");
|
|
LOG_API("String::NewUndetectable(uint16_)");
|
|
ENTER_V8;
|
|
if (length == -1) length = TwoByteStringLength(data);
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewStringFromTwoByte(i::Vector<const uint16_t>(data, length));
|
|
result->MarkAsUndetectable();
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
i::Handle<i::String> NewExternalStringHandle(
|
|
v8::String::ExternalStringResource* resource) {
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewExternalStringFromTwoByte(resource);
|
|
return result;
|
|
}
|
|
|
|
|
|
i::Handle<i::String> NewExternalAsciiStringHandle(
|
|
v8::String::ExternalAsciiStringResource* resource) {
|
|
i::Handle<i::String> result =
|
|
i::Factory::NewExternalStringFromAscii(resource);
|
|
return result;
|
|
}
|
|
|
|
|
|
Local<String> v8::String::NewExternal(
|
|
v8::String::ExternalStringResource* resource) {
|
|
EnsureInitialized("v8::String::NewExternal()");
|
|
LOG_API("String::NewExternal");
|
|
ENTER_V8;
|
|
i::Handle<i::String> result = NewExternalStringHandle(resource);
|
|
i::ExternalStringTable::AddString(*result);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
bool v8::String::MakeExternal(v8::String::ExternalStringResource* resource) {
|
|
if (IsDeadCheck("v8::String::MakeExternal()")) return false;
|
|
if (this->IsExternal()) return false; // Already an external string.
|
|
ENTER_V8;
|
|
i::Handle<i::String> obj = Utils::OpenHandle(this);
|
|
if (StringTracker::IsFreshUnusedString(obj)) return false;
|
|
bool result = obj->MakeExternal(resource);
|
|
if (result && !obj->IsSymbol()) {
|
|
i::ExternalStringTable::AddString(*obj);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
Local<String> v8::String::NewExternal(
|
|
v8::String::ExternalAsciiStringResource* resource) {
|
|
EnsureInitialized("v8::String::NewExternal()");
|
|
LOG_API("String::NewExternal");
|
|
ENTER_V8;
|
|
i::Handle<i::String> result = NewExternalAsciiStringHandle(resource);
|
|
i::ExternalStringTable::AddString(*result);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
bool v8::String::MakeExternal(
|
|
v8::String::ExternalAsciiStringResource* resource) {
|
|
if (IsDeadCheck("v8::String::MakeExternal()")) return false;
|
|
if (this->IsExternal()) return false; // Already an external string.
|
|
ENTER_V8;
|
|
i::Handle<i::String> obj = Utils::OpenHandle(this);
|
|
if (StringTracker::IsFreshUnusedString(obj)) return false;
|
|
bool result = obj->MakeExternal(resource);
|
|
if (result && !obj->IsSymbol()) {
|
|
i::ExternalStringTable::AddString(*obj);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
|
|
bool v8::String::CanMakeExternal() {
|
|
if (IsDeadCheck("v8::String::CanMakeExternal()")) return false;
|
|
i::Handle<i::String> obj = Utils::OpenHandle(this);
|
|
if (StringTracker::IsFreshUnusedString(obj)) return false;
|
|
int size = obj->Size(); // Byte size of the original string.
|
|
if (size < i::ExternalString::kSize)
|
|
return false;
|
|
i::StringShape shape(*obj);
|
|
return !shape.IsExternal();
|
|
}
|
|
|
|
|
|
Local<v8::Object> v8::Object::New() {
|
|
EnsureInitialized("v8::Object::New()");
|
|
LOG_API("Object::New");
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> obj =
|
|
i::Factory::NewJSObject(i::Top::object_function());
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
Local<v8::Value> v8::Date::New(double time) {
|
|
EnsureInitialized("v8::Date::New()");
|
|
LOG_API("Date::New");
|
|
if (isnan(time)) {
|
|
// Introduce only canonical NaN value into the VM, to avoid signaling NaNs.
|
|
time = i::OS::nan_value();
|
|
}
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::Object> obj =
|
|
i::Execution::NewDate(time, &has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::Value>());
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
double v8::Date::NumberValue() const {
|
|
if (IsDeadCheck("v8::Date::NumberValue()")) return 0;
|
|
LOG_API("Date::NumberValue");
|
|
i::Handle<i::Object> obj = Utils::OpenHandle(this);
|
|
i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj);
|
|
return jsvalue->value()->Number();
|
|
}
|
|
|
|
|
|
void v8::Date::DateTimeConfigurationChangeNotification() {
|
|
ON_BAILOUT("v8::Date::DateTimeConfigurationChangeNotification()", return);
|
|
LOG_API("Date::DateTimeConfigurationChangeNotification");
|
|
ENTER_V8;
|
|
|
|
HandleScope scope;
|
|
|
|
// Get the function ResetDateCache (defined in date-delay.js).
|
|
i::Handle<i::String> func_name_str =
|
|
i::Factory::LookupAsciiSymbol("ResetDateCache");
|
|
i::MaybeObject* result = i::Top::builtins()->GetProperty(*func_name_str);
|
|
i::Object* object_func;
|
|
if (!result->ToObject(&object_func)) {
|
|
return;
|
|
}
|
|
|
|
if (object_func->IsJSFunction()) {
|
|
i::Handle<i::JSFunction> func =
|
|
i::Handle<i::JSFunction>(i::JSFunction::cast(object_func));
|
|
|
|
// Call ResetDateCache(0 but expect no exceptions:
|
|
bool caught_exception = false;
|
|
i::Handle<i::Object> result =
|
|
i::Execution::TryCall(func, i::Top::builtins(), 0, NULL,
|
|
&caught_exception);
|
|
}
|
|
}
|
|
|
|
|
|
static i::Handle<i::String> RegExpFlagsToString(RegExp::Flags flags) {
|
|
char flags_buf[3];
|
|
int num_flags = 0;
|
|
if ((flags & RegExp::kGlobal) != 0) flags_buf[num_flags++] = 'g';
|
|
if ((flags & RegExp::kMultiline) != 0) flags_buf[num_flags++] = 'm';
|
|
if ((flags & RegExp::kIgnoreCase) != 0) flags_buf[num_flags++] = 'i';
|
|
ASSERT(num_flags <= static_cast<int>(ARRAY_SIZE(flags_buf)));
|
|
return i::Factory::LookupSymbol(
|
|
i::Vector<const char>(flags_buf, num_flags));
|
|
}
|
|
|
|
|
|
Local<v8::RegExp> v8::RegExp::New(Handle<String> pattern,
|
|
Flags flags) {
|
|
EnsureInitialized("v8::RegExp::New()");
|
|
LOG_API("RegExp::New");
|
|
ENTER_V8;
|
|
EXCEPTION_PREAMBLE();
|
|
i::Handle<i::JSRegExp> obj = i::Execution::NewJSRegExp(
|
|
Utils::OpenHandle(*pattern),
|
|
RegExpFlagsToString(flags),
|
|
&has_pending_exception);
|
|
EXCEPTION_BAILOUT_CHECK(Local<v8::RegExp>());
|
|
return Utils::ToLocal(i::Handle<i::JSRegExp>::cast(obj));
|
|
}
|
|
|
|
|
|
Local<v8::String> v8::RegExp::GetSource() const {
|
|
if (IsDeadCheck("v8::RegExp::GetSource()")) return Local<v8::String>();
|
|
i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this);
|
|
return Utils::ToLocal(i::Handle<i::String>(obj->Pattern()));
|
|
}
|
|
|
|
|
|
// Assert that the static flags cast in GetFlags is valid.
|
|
#define REGEXP_FLAG_ASSERT_EQ(api_flag, internal_flag) \
|
|
STATIC_ASSERT(static_cast<int>(v8::RegExp::api_flag) == \
|
|
static_cast<int>(i::JSRegExp::internal_flag))
|
|
REGEXP_FLAG_ASSERT_EQ(kNone, NONE);
|
|
REGEXP_FLAG_ASSERT_EQ(kGlobal, GLOBAL);
|
|
REGEXP_FLAG_ASSERT_EQ(kIgnoreCase, IGNORE_CASE);
|
|
REGEXP_FLAG_ASSERT_EQ(kMultiline, MULTILINE);
|
|
#undef REGEXP_FLAG_ASSERT_EQ
|
|
|
|
v8::RegExp::Flags v8::RegExp::GetFlags() const {
|
|
if (IsDeadCheck("v8::RegExp::GetFlags()")) return v8::RegExp::kNone;
|
|
i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this);
|
|
return static_cast<RegExp::Flags>(obj->GetFlags().value());
|
|
}
|
|
|
|
|
|
Local<v8::Array> v8::Array::New(int length) {
|
|
EnsureInitialized("v8::Array::New()");
|
|
LOG_API("Array::New");
|
|
ENTER_V8;
|
|
i::Handle<i::JSArray> obj = i::Factory::NewJSArray(length);
|
|
return Utils::ToLocal(obj);
|
|
}
|
|
|
|
|
|
uint32_t v8::Array::Length() const {
|
|
if (IsDeadCheck("v8::Array::Length()")) return 0;
|
|
i::Handle<i::JSArray> obj = Utils::OpenHandle(this);
|
|
i::Object* length = obj->length();
|
|
if (length->IsSmi()) {
|
|
return i::Smi::cast(length)->value();
|
|
} else {
|
|
return static_cast<uint32_t>(length->Number());
|
|
}
|
|
}
|
|
|
|
|
|
Local<Object> Array::CloneElementAt(uint32_t index) {
|
|
ON_BAILOUT("v8::Array::CloneElementAt()", return Local<Object>());
|
|
i::Handle<i::JSObject> self = Utils::OpenHandle(this);
|
|
if (!self->HasFastElements()) {
|
|
return Local<Object>();
|
|
}
|
|
i::FixedArray* elms = i::FixedArray::cast(self->elements());
|
|
i::Object* paragon = elms->get(index);
|
|
if (!paragon->IsJSObject()) {
|
|
return Local<Object>();
|
|
}
|
|
i::Handle<i::JSObject> paragon_handle(i::JSObject::cast(paragon));
|
|
EXCEPTION_PREAMBLE();
|
|
ENTER_V8;
|
|
i::Handle<i::JSObject> result = i::Copy(paragon_handle);
|
|
has_pending_exception = result.is_null();
|
|
EXCEPTION_BAILOUT_CHECK(Local<Object>());
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<String> v8::String::NewSymbol(const char* data, int length) {
|
|
EnsureInitialized("v8::String::NewSymbol()");
|
|
LOG_API("String::NewSymbol(char)");
|
|
ENTER_V8;
|
|
if (length == -1) length = i::StrLength(data);
|
|
i::Handle<i::String> result =
|
|
i::Factory::LookupSymbol(i::Vector<const char>(data, length));
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Number> v8::Number::New(double value) {
|
|
EnsureInitialized("v8::Number::New()");
|
|
if (isnan(value)) {
|
|
// Introduce only canonical NaN value into the VM, to avoid signaling NaNs.
|
|
value = i::OS::nan_value();
|
|
}
|
|
ENTER_V8;
|
|
i::Handle<i::Object> result = i::Factory::NewNumber(value);
|
|
return Utils::NumberToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Integer> v8::Integer::New(int32_t value) {
|
|
EnsureInitialized("v8::Integer::New()");
|
|
if (i::Smi::IsValid(value)) {
|
|
return Utils::IntegerToLocal(i::Handle<i::Object>(i::Smi::FromInt(value)));
|
|
}
|
|
ENTER_V8;
|
|
i::Handle<i::Object> result = i::Factory::NewNumber(value);
|
|
return Utils::IntegerToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Integer> Integer::NewFromUnsigned(uint32_t value) {
|
|
bool fits_into_int32_t = (value & (1 << 31)) == 0;
|
|
if (fits_into_int32_t) {
|
|
return Integer::New(static_cast<int32_t>(value));
|
|
}
|
|
ENTER_V8;
|
|
i::Handle<i::Object> result = i::Factory::NewNumber(value);
|
|
return Utils::IntegerToLocal(result);
|
|
}
|
|
|
|
|
|
void V8::IgnoreOutOfMemoryException() {
|
|
thread_local.set_ignore_out_of_memory(true);
|
|
}
|
|
|
|
|
|
bool V8::AddMessageListener(MessageCallback that, Handle<Value> data) {
|
|
EnsureInitialized("v8::V8::AddMessageListener()");
|
|
ON_BAILOUT("v8::V8::AddMessageListener()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
NeanderArray listeners(i::Factory::message_listeners());
|
|
NeanderObject obj(2);
|
|
obj.set(0, *i::Factory::NewProxy(FUNCTION_ADDR(that)));
|
|
obj.set(1, data.IsEmpty() ?
|
|
i::Heap::undefined_value() :
|
|
*Utils::OpenHandle(*data));
|
|
listeners.add(obj.value());
|
|
return true;
|
|
}
|
|
|
|
|
|
void V8::RemoveMessageListeners(MessageCallback that) {
|
|
EnsureInitialized("v8::V8::RemoveMessageListener()");
|
|
ON_BAILOUT("v8::V8::RemoveMessageListeners()", return);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
NeanderArray listeners(i::Factory::message_listeners());
|
|
for (int i = 0; i < listeners.length(); i++) {
|
|
if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones
|
|
|
|
NeanderObject listener(i::JSObject::cast(listeners.get(i)));
|
|
i::Handle<i::Proxy> callback_obj(i::Proxy::cast(listener.get(0)));
|
|
if (callback_obj->proxy() == FUNCTION_ADDR(that)) {
|
|
listeners.set(i, i::Heap::undefined_value());
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
void V8::SetCaptureStackTraceForUncaughtExceptions(
|
|
bool capture,
|
|
int frame_limit,
|
|
StackTrace::StackTraceOptions options) {
|
|
i::Top::SetCaptureStackTraceForUncaughtExceptions(
|
|
capture,
|
|
frame_limit,
|
|
options);
|
|
}
|
|
|
|
|
|
void V8::SetCounterFunction(CounterLookupCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetCounterFunction()")) return;
|
|
i::StatsTable::SetCounterFunction(callback);
|
|
}
|
|
|
|
void V8::SetCreateHistogramFunction(CreateHistogramCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetCreateHistogramFunction()")) return;
|
|
i::StatsTable::SetCreateHistogramFunction(callback);
|
|
}
|
|
|
|
void V8::SetAddHistogramSampleFunction(AddHistogramSampleCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetAddHistogramSampleFunction()")) return;
|
|
i::StatsTable::SetAddHistogramSampleFunction(callback);
|
|
}
|
|
|
|
void V8::EnableSlidingStateWindow() {
|
|
if (IsDeadCheck("v8::V8::EnableSlidingStateWindow()")) return;
|
|
i::Logger::EnableSlidingStateWindow();
|
|
}
|
|
|
|
|
|
void V8::SetFailedAccessCheckCallbackFunction(
|
|
FailedAccessCheckCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetFailedAccessCheckCallbackFunction()")) return;
|
|
i::Top::SetFailedAccessCheckCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::AddObjectGroup(Persistent<Value>* objects, size_t length) {
|
|
if (IsDeadCheck("v8::V8::AddObjectGroup()")) return;
|
|
STATIC_ASSERT(sizeof(Persistent<Value>) == sizeof(i::Object**));
|
|
i::GlobalHandles::AddGroup(reinterpret_cast<i::Object***>(objects), length);
|
|
}
|
|
|
|
|
|
int V8::AdjustAmountOfExternalAllocatedMemory(int change_in_bytes) {
|
|
if (IsDeadCheck("v8::V8::AdjustAmountOfExternalAllocatedMemory()")) return 0;
|
|
return i::Heap::AdjustAmountOfExternalAllocatedMemory(change_in_bytes);
|
|
}
|
|
|
|
|
|
void V8::SetGlobalGCPrologueCallback(GCCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetGlobalGCPrologueCallback()")) return;
|
|
i::Heap::SetGlobalGCPrologueCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::SetGlobalGCEpilogueCallback(GCCallback callback) {
|
|
if (IsDeadCheck("v8::V8::SetGlobalGCEpilogueCallback()")) return;
|
|
i::Heap::SetGlobalGCEpilogueCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::AddGCPrologueCallback(GCPrologueCallback callback, GCType gc_type) {
|
|
if (IsDeadCheck("v8::V8::AddGCPrologueCallback()")) return;
|
|
i::Heap::AddGCPrologueCallback(callback, gc_type);
|
|
}
|
|
|
|
|
|
void V8::RemoveGCPrologueCallback(GCPrologueCallback callback) {
|
|
if (IsDeadCheck("v8::V8::RemoveGCPrologueCallback()")) return;
|
|
i::Heap::RemoveGCPrologueCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::AddGCEpilogueCallback(GCEpilogueCallback callback, GCType gc_type) {
|
|
if (IsDeadCheck("v8::V8::AddGCEpilogueCallback()")) return;
|
|
i::Heap::AddGCEpilogueCallback(callback, gc_type);
|
|
}
|
|
|
|
|
|
void V8::RemoveGCEpilogueCallback(GCEpilogueCallback callback) {
|
|
if (IsDeadCheck("v8::V8::RemoveGCEpilogueCallback()")) return;
|
|
i::Heap::RemoveGCEpilogueCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::AddMemoryAllocationCallback(MemoryAllocationCallback callback,
|
|
ObjectSpace space,
|
|
AllocationAction action) {
|
|
if (IsDeadCheck("v8::V8::AddMemoryAllocationCallback()")) return;
|
|
i::MemoryAllocator::AddMemoryAllocationCallback(callback,
|
|
space,
|
|
action);
|
|
}
|
|
|
|
|
|
void V8::RemoveMemoryAllocationCallback(MemoryAllocationCallback callback) {
|
|
if (IsDeadCheck("v8::V8::RemoveMemoryAllocationCallback()")) return;
|
|
i::MemoryAllocator::RemoveMemoryAllocationCallback(callback);
|
|
}
|
|
|
|
|
|
void V8::PauseProfiler() {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
PauseProfilerEx(PROFILER_MODULE_CPU);
|
|
#endif
|
|
}
|
|
|
|
|
|
void V8::ResumeProfiler() {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
ResumeProfilerEx(PROFILER_MODULE_CPU);
|
|
#endif
|
|
}
|
|
|
|
|
|
bool V8::IsProfilerPaused() {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
return i::Logger::GetActiveProfilerModules() & PROFILER_MODULE_CPU;
|
|
#else
|
|
return true;
|
|
#endif
|
|
}
|
|
|
|
|
|
void V8::ResumeProfilerEx(int flags, int tag) {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
if (flags & PROFILER_MODULE_HEAP_SNAPSHOT) {
|
|
// Snapshot mode: resume modules, perform GC, then pause only
|
|
// those modules which haven't been started prior to making a
|
|
// snapshot.
|
|
|
|
// Make a GC prior to taking a snapshot.
|
|
i::Heap::CollectAllGarbage(false);
|
|
// Reset snapshot flag and CPU module flags.
|
|
flags &= ~(PROFILER_MODULE_HEAP_SNAPSHOT | PROFILER_MODULE_CPU);
|
|
const int current_flags = i::Logger::GetActiveProfilerModules();
|
|
i::Logger::ResumeProfiler(flags, tag);
|
|
i::Heap::CollectAllGarbage(false);
|
|
i::Logger::PauseProfiler(~current_flags & flags, tag);
|
|
} else {
|
|
i::Logger::ResumeProfiler(flags, tag);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
void V8::PauseProfilerEx(int flags, int tag) {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
i::Logger::PauseProfiler(flags, tag);
|
|
#endif
|
|
}
|
|
|
|
|
|
int V8::GetActiveProfilerModules() {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
return i::Logger::GetActiveProfilerModules();
|
|
#else
|
|
return PROFILER_MODULE_NONE;
|
|
#endif
|
|
}
|
|
|
|
|
|
int V8::GetLogLines(int from_pos, char* dest_buf, int max_size) {
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
ASSERT(max_size >= kMinimumSizeForLogLinesBuffer);
|
|
return i::Logger::GetLogLines(from_pos, dest_buf, max_size);
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
|
|
int V8::GetCurrentThreadId() {
|
|
API_ENTRY_CHECK("V8::GetCurrentThreadId()");
|
|
EnsureInitialized("V8::GetCurrentThreadId()");
|
|
return i::Top::thread_id();
|
|
}
|
|
|
|
|
|
void V8::TerminateExecution(int thread_id) {
|
|
if (!i::V8::IsRunning()) return;
|
|
API_ENTRY_CHECK("V8::GetCurrentThreadId()");
|
|
// If the thread_id identifies the current thread just terminate
|
|
// execution right away. Otherwise, ask the thread manager to
|
|
// terminate the thread with the given id if any.
|
|
if (thread_id == i::Top::thread_id()) {
|
|
i::StackGuard::TerminateExecution();
|
|
} else {
|
|
i::ThreadManager::TerminateExecution(thread_id);
|
|
}
|
|
}
|
|
|
|
|
|
void V8::TerminateExecution() {
|
|
if (!i::V8::IsRunning()) return;
|
|
i::StackGuard::TerminateExecution();
|
|
}
|
|
|
|
|
|
bool V8::IsExecutionTerminating() {
|
|
if (!i::V8::IsRunning()) return false;
|
|
if (i::Top::has_scheduled_exception()) {
|
|
return i::Top::scheduled_exception() == i::Heap::termination_exception();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
|
|
String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) {
|
|
EnsureInitialized("v8::String::Utf8Value::Utf8Value()");
|
|
if (obj.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
TryCatch try_catch;
|
|
Handle<String> str = obj->ToString();
|
|
if (str.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
} else {
|
|
length_ = str->Utf8Length();
|
|
str_ = i::NewArray<char>(length_ + 1);
|
|
str->WriteUtf8(str_);
|
|
}
|
|
}
|
|
|
|
|
|
String::Utf8Value::~Utf8Value() {
|
|
i::DeleteArray(str_);
|
|
}
|
|
|
|
|
|
String::AsciiValue::AsciiValue(v8::Handle<v8::Value> obj) {
|
|
EnsureInitialized("v8::String::AsciiValue::AsciiValue()");
|
|
if (obj.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
TryCatch try_catch;
|
|
Handle<String> str = obj->ToString();
|
|
if (str.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
} else {
|
|
length_ = str->Length();
|
|
str_ = i::NewArray<char>(length_ + 1);
|
|
str->WriteAscii(str_);
|
|
}
|
|
}
|
|
|
|
|
|
String::AsciiValue::~AsciiValue() {
|
|
i::DeleteArray(str_);
|
|
}
|
|
|
|
|
|
String::Value::Value(v8::Handle<v8::Value> obj) {
|
|
EnsureInitialized("v8::String::Value::Value()");
|
|
if (obj.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
return;
|
|
}
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
TryCatch try_catch;
|
|
Handle<String> str = obj->ToString();
|
|
if (str.IsEmpty()) {
|
|
str_ = NULL;
|
|
length_ = 0;
|
|
} else {
|
|
length_ = str->Length();
|
|
str_ = i::NewArray<uint16_t>(length_ + 1);
|
|
str->Write(str_);
|
|
}
|
|
}
|
|
|
|
|
|
String::Value::~Value() {
|
|
i::DeleteArray(str_);
|
|
}
|
|
|
|
Local<Value> Exception::RangeError(v8::Handle<v8::String> raw_message) {
|
|
LOG_API("RangeError");
|
|
ON_BAILOUT("v8::Exception::RangeError()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Object* error;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::String> message = Utils::OpenHandle(*raw_message);
|
|
i::Handle<i::Object> result = i::Factory::NewRangeError(message);
|
|
error = *result;
|
|
}
|
|
i::Handle<i::Object> result(error);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
Local<Value> Exception::ReferenceError(v8::Handle<v8::String> raw_message) {
|
|
LOG_API("ReferenceError");
|
|
ON_BAILOUT("v8::Exception::ReferenceError()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Object* error;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::String> message = Utils::OpenHandle(*raw_message);
|
|
i::Handle<i::Object> result = i::Factory::NewReferenceError(message);
|
|
error = *result;
|
|
}
|
|
i::Handle<i::Object> result(error);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
Local<Value> Exception::SyntaxError(v8::Handle<v8::String> raw_message) {
|
|
LOG_API("SyntaxError");
|
|
ON_BAILOUT("v8::Exception::SyntaxError()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Object* error;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::String> message = Utils::OpenHandle(*raw_message);
|
|
i::Handle<i::Object> result = i::Factory::NewSyntaxError(message);
|
|
error = *result;
|
|
}
|
|
i::Handle<i::Object> result(error);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
Local<Value> Exception::TypeError(v8::Handle<v8::String> raw_message) {
|
|
LOG_API("TypeError");
|
|
ON_BAILOUT("v8::Exception::TypeError()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Object* error;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::String> message = Utils::OpenHandle(*raw_message);
|
|
i::Handle<i::Object> result = i::Factory::NewTypeError(message);
|
|
error = *result;
|
|
}
|
|
i::Handle<i::Object> result(error);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
Local<Value> Exception::Error(v8::Handle<v8::String> raw_message) {
|
|
LOG_API("Error");
|
|
ON_BAILOUT("v8::Exception::Error()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Object* error;
|
|
{
|
|
HandleScope scope;
|
|
i::Handle<i::String> message = Utils::OpenHandle(*raw_message);
|
|
i::Handle<i::Object> result = i::Factory::NewError(message);
|
|
error = *result;
|
|
}
|
|
i::Handle<i::Object> result(error);
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
// --- D e b u g S u p p o r t ---
|
|
|
|
#ifdef ENABLE_DEBUGGER_SUPPORT
|
|
|
|
static v8::Debug::EventCallback event_callback = NULL;
|
|
|
|
static void EventCallbackWrapper(const v8::Debug::EventDetails& event_details) {
|
|
if (event_callback) {
|
|
event_callback(event_details.GetEvent(),
|
|
event_details.GetExecutionState(),
|
|
event_details.GetEventData(),
|
|
event_details.GetCallbackData());
|
|
}
|
|
}
|
|
|
|
|
|
bool Debug::SetDebugEventListener(EventCallback that, Handle<Value> data) {
|
|
EnsureInitialized("v8::Debug::SetDebugEventListener()");
|
|
ON_BAILOUT("v8::Debug::SetDebugEventListener()", return false);
|
|
ENTER_V8;
|
|
|
|
event_callback = that;
|
|
|
|
HandleScope scope;
|
|
i::Handle<i::Object> proxy = i::Factory::undefined_value();
|
|
if (that != NULL) {
|
|
proxy = i::Factory::NewProxy(FUNCTION_ADDR(EventCallbackWrapper));
|
|
}
|
|
i::Debugger::SetEventListener(proxy, Utils::OpenHandle(*data));
|
|
return true;
|
|
}
|
|
|
|
|
|
bool Debug::SetDebugEventListener2(EventCallback2 that, Handle<Value> data) {
|
|
EnsureInitialized("v8::Debug::SetDebugEventListener2()");
|
|
ON_BAILOUT("v8::Debug::SetDebugEventListener2()", return false);
|
|
ENTER_V8;
|
|
HandleScope scope;
|
|
i::Handle<i::Object> proxy = i::Factory::undefined_value();
|
|
if (that != NULL) {
|
|
proxy = i::Factory::NewProxy(FUNCTION_ADDR(that));
|
|
}
|
|
i::Debugger::SetEventListener(proxy, Utils::OpenHandle(*data));
|
|
return true;
|
|
}
|
|
|
|
|
|
bool Debug::SetDebugEventListener(v8::Handle<v8::Object> that,
|
|
Handle<Value> data) {
|
|
ON_BAILOUT("v8::Debug::SetDebugEventListener()", return false);
|
|
ENTER_V8;
|
|
i::Debugger::SetEventListener(Utils::OpenHandle(*that),
|
|
Utils::OpenHandle(*data));
|
|
return true;
|
|
}
|
|
|
|
|
|
void Debug::DebugBreak() {
|
|
if (!i::V8::IsRunning()) return;
|
|
i::StackGuard::DebugBreak();
|
|
}
|
|
|
|
|
|
void Debug::CancelDebugBreak() {
|
|
i::StackGuard::Continue(i::DEBUGBREAK);
|
|
}
|
|
|
|
|
|
void Debug::DebugBreakForCommand(ClientData* data) {
|
|
if (!i::V8::IsRunning()) return;
|
|
i::Debugger::EnqueueDebugCommand(data);
|
|
}
|
|
|
|
|
|
static v8::Debug::MessageHandler message_handler = NULL;
|
|
|
|
static void MessageHandlerWrapper(const v8::Debug::Message& message) {
|
|
if (message_handler) {
|
|
v8::String::Value json(message.GetJSON());
|
|
message_handler(*json, json.length(), message.GetClientData());
|
|
}
|
|
}
|
|
|
|
|
|
void Debug::SetMessageHandler(v8::Debug::MessageHandler handler,
|
|
bool message_handler_thread) {
|
|
EnsureInitialized("v8::Debug::SetMessageHandler");
|
|
ENTER_V8;
|
|
// Message handler thread not supported any more. Parameter temporally left in
|
|
// the API for client compatability reasons.
|
|
CHECK(!message_handler_thread);
|
|
|
|
// TODO(sgjesse) support the old message handler API through a simple wrapper.
|
|
message_handler = handler;
|
|
if (message_handler != NULL) {
|
|
i::Debugger::SetMessageHandler(MessageHandlerWrapper);
|
|
} else {
|
|
i::Debugger::SetMessageHandler(NULL);
|
|
}
|
|
}
|
|
|
|
|
|
void Debug::SetMessageHandler2(v8::Debug::MessageHandler2 handler) {
|
|
EnsureInitialized("v8::Debug::SetMessageHandler");
|
|
ENTER_V8;
|
|
i::Debugger::SetMessageHandler(handler);
|
|
}
|
|
|
|
|
|
void Debug::SendCommand(const uint16_t* command, int length,
|
|
ClientData* client_data) {
|
|
if (!i::V8::IsRunning()) return;
|
|
i::Debugger::ProcessCommand(i::Vector<const uint16_t>(command, length),
|
|
client_data);
|
|
}
|
|
|
|
|
|
void Debug::SetHostDispatchHandler(HostDispatchHandler handler,
|
|
int period) {
|
|
EnsureInitialized("v8::Debug::SetHostDispatchHandler");
|
|
ENTER_V8;
|
|
i::Debugger::SetHostDispatchHandler(handler, period);
|
|
}
|
|
|
|
|
|
void Debug::SetDebugMessageDispatchHandler(
|
|
DebugMessageDispatchHandler handler, bool provide_locker) {
|
|
EnsureInitialized("v8::Debug::SetDebugMessageDispatchHandler");
|
|
ENTER_V8;
|
|
i::Debugger::SetDebugMessageDispatchHandler(handler, provide_locker);
|
|
}
|
|
|
|
|
|
Local<Value> Debug::Call(v8::Handle<v8::Function> fun,
|
|
v8::Handle<v8::Value> data) {
|
|
if (!i::V8::IsRunning()) return Local<Value>();
|
|
ON_BAILOUT("v8::Debug::Call()", return Local<Value>());
|
|
ENTER_V8;
|
|
i::Handle<i::Object> result;
|
|
EXCEPTION_PREAMBLE();
|
|
if (data.IsEmpty()) {
|
|
result = i::Debugger::Call(Utils::OpenHandle(*fun),
|
|
i::Factory::undefined_value(),
|
|
&has_pending_exception);
|
|
} else {
|
|
result = i::Debugger::Call(Utils::OpenHandle(*fun),
|
|
Utils::OpenHandle(*data),
|
|
&has_pending_exception);
|
|
}
|
|
EXCEPTION_BAILOUT_CHECK(Local<Value>());
|
|
return Utils::ToLocal(result);
|
|
}
|
|
|
|
|
|
Local<Value> Debug::GetMirror(v8::Handle<v8::Value> obj) {
|
|
if (!i::V8::IsRunning()) return Local<Value>();
|
|
ON_BAILOUT("v8::Debug::GetMirror()", return Local<Value>());
|
|
ENTER_V8;
|
|
v8::HandleScope scope;
|
|
i::Debug::Load();
|
|
i::Handle<i::JSObject> debug(i::Debug::debug_context()->global());
|
|
i::Handle<i::String> name = i::Factory::LookupAsciiSymbol("MakeMirror");
|
|
i::Handle<i::Object> fun_obj = i::GetProperty(debug, name);
|
|
i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(fun_obj);
|
|
v8::Handle<v8::Function> v8_fun = Utils::ToLocal(fun);
|
|
const int kArgc = 1;
|
|
v8::Handle<v8::Value> argv[kArgc] = { obj };
|
|
EXCEPTION_PREAMBLE();
|
|
v8::Handle<v8::Value> result = v8_fun->Call(Utils::ToLocal(debug),
|
|
kArgc,
|
|
argv);
|
|
EXCEPTION_BAILOUT_CHECK(Local<Value>());
|
|
return scope.Close(result);
|
|
}
|
|
|
|
|
|
bool Debug::EnableAgent(const char* name, int port, bool wait_for_connection) {
|
|
return i::Debugger::StartAgent(name, port, wait_for_connection);
|
|
}
|
|
|
|
void Debug::ProcessDebugMessages() {
|
|
i::Execution::ProcessDebugMesssages(true);
|
|
}
|
|
|
|
Local<Context> Debug::GetDebugContext() {
|
|
EnsureInitialized("v8::Debug::GetDebugContext()");
|
|
ENTER_V8;
|
|
return Utils::ToLocal(i::Debugger::GetDebugContext());
|
|
}
|
|
|
|
#endif // ENABLE_DEBUGGER_SUPPORT
|
|
|
|
|
|
#ifdef ENABLE_LOGGING_AND_PROFILING
|
|
|
|
Handle<String> CpuProfileNode::GetFunctionName() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetFunctionName");
|
|
const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this);
|
|
const i::CodeEntry* entry = node->entry();
|
|
if (!entry->has_name_prefix()) {
|
|
return Handle<String>(ToApi<String>(
|
|
i::Factory::LookupAsciiSymbol(entry->name())));
|
|
} else {
|
|
return Handle<String>(ToApi<String>(i::Factory::NewConsString(
|
|
i::Factory::LookupAsciiSymbol(entry->name_prefix()),
|
|
i::Factory::LookupAsciiSymbol(entry->name()))));
|
|
}
|
|
}
|
|
|
|
|
|
Handle<String> CpuProfileNode::GetScriptResourceName() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetScriptResourceName");
|
|
const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this);
|
|
return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
|
|
node->entry()->resource_name())));
|
|
}
|
|
|
|
|
|
int CpuProfileNode::GetLineNumber() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetLineNumber");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->entry()->line_number();
|
|
}
|
|
|
|
|
|
double CpuProfileNode::GetTotalTime() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetTotalTime");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->GetTotalMillis();
|
|
}
|
|
|
|
|
|
double CpuProfileNode::GetSelfTime() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetSelfTime");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->GetSelfMillis();
|
|
}
|
|
|
|
|
|
double CpuProfileNode::GetTotalSamplesCount() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetTotalSamplesCount");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->total_ticks();
|
|
}
|
|
|
|
|
|
double CpuProfileNode::GetSelfSamplesCount() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetSelfSamplesCount");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->self_ticks();
|
|
}
|
|
|
|
|
|
unsigned CpuProfileNode::GetCallUid() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetCallUid");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->entry()->GetCallUid();
|
|
}
|
|
|
|
|
|
int CpuProfileNode::GetChildrenCount() const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetChildrenCount");
|
|
return reinterpret_cast<const i::ProfileNode*>(this)->children()->length();
|
|
}
|
|
|
|
|
|
const CpuProfileNode* CpuProfileNode::GetChild(int index) const {
|
|
IsDeadCheck("v8::CpuProfileNode::GetChild");
|
|
const i::ProfileNode* child =
|
|
reinterpret_cast<const i::ProfileNode*>(this)->children()->at(index);
|
|
return reinterpret_cast<const CpuProfileNode*>(child);
|
|
}
|
|
|
|
|
|
unsigned CpuProfile::GetUid() const {
|
|
IsDeadCheck("v8::CpuProfile::GetUid");
|
|
return reinterpret_cast<const i::CpuProfile*>(this)->uid();
|
|
}
|
|
|
|
|
|
Handle<String> CpuProfile::GetTitle() const {
|
|
IsDeadCheck("v8::CpuProfile::GetTitle");
|
|
const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this);
|
|
return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
|
|
profile->title())));
|
|
}
|
|
|
|
|
|
const CpuProfileNode* CpuProfile::GetBottomUpRoot() const {
|
|
IsDeadCheck("v8::CpuProfile::GetBottomUpRoot");
|
|
const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this);
|
|
return reinterpret_cast<const CpuProfileNode*>(profile->bottom_up()->root());
|
|
}
|
|
|
|
|
|
const CpuProfileNode* CpuProfile::GetTopDownRoot() const {
|
|
IsDeadCheck("v8::CpuProfile::GetTopDownRoot");
|
|
const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this);
|
|
return reinterpret_cast<const CpuProfileNode*>(profile->top_down()->root());
|
|
}
|
|
|
|
|
|
int CpuProfiler::GetProfilesCount() {
|
|
IsDeadCheck("v8::CpuProfiler::GetProfilesCount");
|
|
return i::CpuProfiler::GetProfilesCount();
|
|
}
|
|
|
|
|
|
const CpuProfile* CpuProfiler::GetProfile(int index,
|
|
Handle<Value> security_token) {
|
|
IsDeadCheck("v8::CpuProfiler::GetProfile");
|
|
return reinterpret_cast<const CpuProfile*>(
|
|
i::CpuProfiler::GetProfile(
|
|
security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token),
|
|
index));
|
|
}
|
|
|
|
|
|
const CpuProfile* CpuProfiler::FindProfile(unsigned uid,
|
|
Handle<Value> security_token) {
|
|
IsDeadCheck("v8::CpuProfiler::FindProfile");
|
|
return reinterpret_cast<const CpuProfile*>(
|
|
i::CpuProfiler::FindProfile(
|
|
security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token),
|
|
uid));
|
|
}
|
|
|
|
|
|
void CpuProfiler::StartProfiling(Handle<String> title) {
|
|
IsDeadCheck("v8::CpuProfiler::StartProfiling");
|
|
i::CpuProfiler::StartProfiling(*Utils::OpenHandle(*title));
|
|
}
|
|
|
|
|
|
const CpuProfile* CpuProfiler::StopProfiling(Handle<String> title,
|
|
Handle<Value> security_token) {
|
|
IsDeadCheck("v8::CpuProfiler::StopProfiling");
|
|
return reinterpret_cast<const CpuProfile*>(
|
|
i::CpuProfiler::StopProfiling(
|
|
security_token.IsEmpty() ? NULL : *Utils::OpenHandle(*security_token),
|
|
*Utils::OpenHandle(*title)));
|
|
}
|
|
|
|
|
|
static i::HeapGraphEdge* ToInternal(const HeapGraphEdge* edge) {
|
|
return const_cast<i::HeapGraphEdge*>(
|
|
reinterpret_cast<const i::HeapGraphEdge*>(edge));
|
|
}
|
|
|
|
HeapGraphEdge::Type HeapGraphEdge::GetType() const {
|
|
IsDeadCheck("v8::HeapGraphEdge::GetType");
|
|
return static_cast<HeapGraphEdge::Type>(ToInternal(this)->type());
|
|
}
|
|
|
|
|
|
Handle<Value> HeapGraphEdge::GetName() const {
|
|
IsDeadCheck("v8::HeapGraphEdge::GetName");
|
|
i::HeapGraphEdge* edge = ToInternal(this);
|
|
switch (edge->type()) {
|
|
case i::HeapGraphEdge::kContextVariable:
|
|
case i::HeapGraphEdge::kInternal:
|
|
case i::HeapGraphEdge::kProperty:
|
|
case i::HeapGraphEdge::kShortcut:
|
|
return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
|
|
edge->name())));
|
|
case i::HeapGraphEdge::kElement:
|
|
case i::HeapGraphEdge::kHidden:
|
|
return Handle<Number>(ToApi<Number>(i::Factory::NewNumberFromInt(
|
|
edge->index())));
|
|
default: UNREACHABLE();
|
|
}
|
|
return ImplementationUtilities::Undefined();
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapGraphEdge::GetFromNode() const {
|
|
IsDeadCheck("v8::HeapGraphEdge::GetFromNode");
|
|
const i::HeapEntry* from = ToInternal(this)->From();
|
|
return reinterpret_cast<const HeapGraphNode*>(from);
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapGraphEdge::GetToNode() const {
|
|
IsDeadCheck("v8::HeapGraphEdge::GetToNode");
|
|
const i::HeapEntry* to = ToInternal(this)->to();
|
|
return reinterpret_cast<const HeapGraphNode*>(to);
|
|
}
|
|
|
|
|
|
static i::HeapGraphPath* ToInternal(const HeapGraphPath* path) {
|
|
return const_cast<i::HeapGraphPath*>(
|
|
reinterpret_cast<const i::HeapGraphPath*>(path));
|
|
}
|
|
|
|
|
|
int HeapGraphPath::GetEdgesCount() const {
|
|
return ToInternal(this)->path()->length();
|
|
}
|
|
|
|
|
|
const HeapGraphEdge* HeapGraphPath::GetEdge(int index) const {
|
|
return reinterpret_cast<const HeapGraphEdge*>(
|
|
ToInternal(this)->path()->at(index));
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapGraphPath::GetFromNode() const {
|
|
return GetEdgesCount() > 0 ? GetEdge(0)->GetFromNode() : NULL;
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapGraphPath::GetToNode() const {
|
|
const int count = GetEdgesCount();
|
|
return count > 0 ? GetEdge(count - 1)->GetToNode() : NULL;
|
|
}
|
|
|
|
|
|
static i::HeapEntry* ToInternal(const HeapGraphNode* entry) {
|
|
return const_cast<i::HeapEntry*>(
|
|
reinterpret_cast<const i::HeapEntry*>(entry));
|
|
}
|
|
|
|
|
|
HeapGraphNode::Type HeapGraphNode::GetType() const {
|
|
IsDeadCheck("v8::HeapGraphNode::GetType");
|
|
return static_cast<HeapGraphNode::Type>(ToInternal(this)->type());
|
|
}
|
|
|
|
|
|
Handle<String> HeapGraphNode::GetName() const {
|
|
IsDeadCheck("v8::HeapGraphNode::GetName");
|
|
return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
|
|
ToInternal(this)->name())));
|
|
}
|
|
|
|
|
|
uint64_t HeapGraphNode::GetId() const {
|
|
IsDeadCheck("v8::HeapGraphNode::GetId");
|
|
ASSERT(ToInternal(this)->snapshot()->type() != i::HeapSnapshot::kAggregated);
|
|
return ToInternal(this)->id();
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetInstancesCount() const {
|
|
IsDeadCheck("v8::HeapGraphNode::GetInstancesCount");
|
|
ASSERT(ToInternal(this)->snapshot()->type() == i::HeapSnapshot::kAggregated);
|
|
return static_cast<int>(ToInternal(this)->id());
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetSelfSize() const {
|
|
IsDeadCheck("v8::HeapGraphNode::GetSelfSize");
|
|
return ToInternal(this)->self_size();
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetRetainedSize(bool exact) const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetRetainedSize");
|
|
return ToInternal(this)->RetainedSize(exact);
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetChildrenCount() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetChildrenCount");
|
|
return ToInternal(this)->children().length();
|
|
}
|
|
|
|
|
|
const HeapGraphEdge* HeapGraphNode::GetChild(int index) const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetChild");
|
|
return reinterpret_cast<const HeapGraphEdge*>(
|
|
&ToInternal(this)->children()[index]);
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetRetainersCount() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetRetainersCount");
|
|
return ToInternal(this)->retainers().length();
|
|
}
|
|
|
|
|
|
const HeapGraphEdge* HeapGraphNode::GetRetainer(int index) const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetRetainer");
|
|
return reinterpret_cast<const HeapGraphEdge*>(
|
|
ToInternal(this)->retainers()[index]);
|
|
}
|
|
|
|
|
|
int HeapGraphNode::GetRetainingPathsCount() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetRetainingPathsCount");
|
|
return ToInternal(this)->GetRetainingPaths()->length();
|
|
}
|
|
|
|
|
|
const HeapGraphPath* HeapGraphNode::GetRetainingPath(int index) const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetRetainingPath");
|
|
return reinterpret_cast<const HeapGraphPath*>(
|
|
ToInternal(this)->GetRetainingPaths()->at(index));
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapGraphNode::GetDominatorNode() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetDominatorNode");
|
|
return reinterpret_cast<const HeapGraphNode*>(ToInternal(this)->dominator());
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapSnapshotsDiff::GetAdditionsRoot() const {
|
|
IsDeadCheck("v8::HeapSnapshotsDiff::GetAdditionsRoot");
|
|
i::HeapSnapshotsDiff* diff =
|
|
const_cast<i::HeapSnapshotsDiff*>(
|
|
reinterpret_cast<const i::HeapSnapshotsDiff*>(this));
|
|
return reinterpret_cast<const HeapGraphNode*>(diff->additions_root());
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapSnapshotsDiff::GetDeletionsRoot() const {
|
|
IsDeadCheck("v8::HeapSnapshotsDiff::GetDeletionsRoot");
|
|
i::HeapSnapshotsDiff* diff =
|
|
const_cast<i::HeapSnapshotsDiff*>(
|
|
reinterpret_cast<const i::HeapSnapshotsDiff*>(this));
|
|
return reinterpret_cast<const HeapGraphNode*>(diff->deletions_root());
|
|
}
|
|
|
|
|
|
static i::HeapSnapshot* ToInternal(const HeapSnapshot* snapshot) {
|
|
return const_cast<i::HeapSnapshot*>(
|
|
reinterpret_cast<const i::HeapSnapshot*>(snapshot));
|
|
}
|
|
|
|
|
|
HeapSnapshot::Type HeapSnapshot::GetType() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetType");
|
|
return static_cast<HeapSnapshot::Type>(ToInternal(this)->type());
|
|
}
|
|
|
|
|
|
unsigned HeapSnapshot::GetUid() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetUid");
|
|
return ToInternal(this)->uid();
|
|
}
|
|
|
|
|
|
Handle<String> HeapSnapshot::GetTitle() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetTitle");
|
|
return Handle<String>(ToApi<String>(i::Factory::LookupAsciiSymbol(
|
|
ToInternal(this)->title())));
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapSnapshot::GetRoot() const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetHead");
|
|
return reinterpret_cast<const HeapGraphNode*>(ToInternal(this)->root());
|
|
}
|
|
|
|
|
|
const HeapGraphNode* HeapSnapshot::GetNodeById(uint64_t id) const {
|
|
IsDeadCheck("v8::HeapSnapshot::GetNodeById");
|
|
return reinterpret_cast<const HeapGraphNode*>(
|
|
ToInternal(this)->GetEntryById(id));
|
|
}
|
|
|
|
|
|
const HeapSnapshotsDiff* HeapSnapshot::CompareWith(
|
|
const HeapSnapshot* snapshot) const {
|
|
IsDeadCheck("v8::HeapSnapshot::CompareWith");
|
|
return reinterpret_cast<const HeapSnapshotsDiff*>(
|
|
ToInternal(this)->CompareWith(ToInternal(snapshot)));
|
|
}
|
|
|
|
|
|
void HeapSnapshot::Serialize(OutputStream* stream,
|
|
HeapSnapshot::SerializationFormat format) const {
|
|
IsDeadCheck("v8::HeapSnapshot::Serialize");
|
|
ApiCheck(format == kJSON,
|
|
"v8::HeapSnapshot::Serialize",
|
|
"Unknown serialization format");
|
|
ApiCheck(stream->GetOutputEncoding() == OutputStream::kAscii,
|
|
"v8::HeapSnapshot::Serialize",
|
|
"Unsupported output encoding");
|
|
ApiCheck(stream->GetChunkSize() > 0,
|
|
"v8::HeapSnapshot::Serialize",
|
|
"Invalid stream chunk size");
|
|
i::HeapSnapshotJSONSerializer serializer(ToInternal(this));
|
|
serializer.Serialize(stream);
|
|
}
|
|
|
|
|
|
int HeapProfiler::GetSnapshotsCount() {
|
|
IsDeadCheck("v8::HeapProfiler::GetSnapshotsCount");
|
|
return i::HeapProfiler::GetSnapshotsCount();
|
|
}
|
|
|
|
|
|
const HeapSnapshot* HeapProfiler::GetSnapshot(int index) {
|
|
IsDeadCheck("v8::HeapProfiler::GetSnapshot");
|
|
return reinterpret_cast<const HeapSnapshot*>(
|
|
i::HeapProfiler::GetSnapshot(index));
|
|
}
|
|
|
|
|
|
const HeapSnapshot* HeapProfiler::FindSnapshot(unsigned uid) {
|
|
IsDeadCheck("v8::HeapProfiler::FindSnapshot");
|
|
return reinterpret_cast<const HeapSnapshot*>(
|
|
i::HeapProfiler::FindSnapshot(uid));
|
|
}
|
|
|
|
|
|
const HeapSnapshot* HeapProfiler::TakeSnapshot(Handle<String> title,
|
|
HeapSnapshot::Type type,
|
|
ActivityControl* control) {
|
|
IsDeadCheck("v8::HeapProfiler::TakeSnapshot");
|
|
i::HeapSnapshot::Type internal_type = i::HeapSnapshot::kFull;
|
|
switch (type) {
|
|
case HeapSnapshot::kFull:
|
|
internal_type = i::HeapSnapshot::kFull;
|
|
break;
|
|
case HeapSnapshot::kAggregated:
|
|
internal_type = i::HeapSnapshot::kAggregated;
|
|
break;
|
|
default:
|
|
UNREACHABLE();
|
|
}
|
|
return reinterpret_cast<const HeapSnapshot*>(
|
|
i::HeapProfiler::TakeSnapshot(
|
|
*Utils::OpenHandle(*title), internal_type, control));
|
|
}
|
|
|
|
#endif // ENABLE_LOGGING_AND_PROFILING
|
|
|
|
|
|
v8::Testing::StressType internal::Testing::stress_type_ =
|
|
v8::Testing::kStressTypeOpt;
|
|
|
|
|
|
void Testing::SetStressRunType(Testing::StressType type) {
|
|
internal::Testing::set_stress_type(type);
|
|
}
|
|
|
|
int Testing::GetStressRuns() {
|
|
if (internal::FLAG_stress_runs != 0) return internal::FLAG_stress_runs;
|
|
#ifdef DEBUG
|
|
// In debug mode the code runs much slower so stressing will only make two
|
|
// runs.
|
|
return 2;
|
|
#else
|
|
return 5;
|
|
#endif
|
|
}
|
|
|
|
|
|
static void SetFlagsFromString(const char* flags) {
|
|
V8::SetFlagsFromString(flags, i::StrLength(flags));
|
|
}
|
|
|
|
|
|
void Testing::PrepareStressRun(int run) {
|
|
static const char* kLazyOptimizations =
|
|
"--prepare-always-opt --nolimit-inlining "
|
|
"--noalways-opt --noopt-eagerly";
|
|
static const char* kEagerOptimizations = "--opt-eagerly";
|
|
static const char* kForcedOptimizations = "--always-opt";
|
|
|
|
// If deoptimization stressed turn on frequent deoptimization. If no value
|
|
// is spefified through --deopt-every-n-times use a default default value.
|
|
static const char* kDeoptEvery13Times = "--deopt-every-n-times=13";
|
|
if (internal::Testing::stress_type() == Testing::kStressTypeDeopt &&
|
|
internal::FLAG_deopt_every_n_times == 0) {
|
|
SetFlagsFromString(kDeoptEvery13Times);
|
|
}
|
|
|
|
#ifdef DEBUG
|
|
// As stressing in debug mode only make two runs skip the deopt stressing
|
|
// here.
|
|
if (run == GetStressRuns() - 1) {
|
|
SetFlagsFromString(kForcedOptimizations);
|
|
} else {
|
|
SetFlagsFromString(kEagerOptimizations);
|
|
SetFlagsFromString(kLazyOptimizations);
|
|
}
|
|
#else
|
|
if (run == GetStressRuns() - 1) {
|
|
SetFlagsFromString(kForcedOptimizations);
|
|
} else if (run == GetStressRuns() - 2) {
|
|
SetFlagsFromString(kEagerOptimizations);
|
|
} else {
|
|
SetFlagsFromString(kLazyOptimizations);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
namespace internal {
|
|
|
|
|
|
HandleScopeImplementer* HandleScopeImplementer::instance() {
|
|
return &thread_local;
|
|
}
|
|
|
|
|
|
void HandleScopeImplementer::FreeThreadResources() {
|
|
thread_local.Free();
|
|
}
|
|
|
|
|
|
char* HandleScopeImplementer::ArchiveThread(char* storage) {
|
|
return thread_local.ArchiveThreadHelper(storage);
|
|
}
|
|
|
|
|
|
char* HandleScopeImplementer::ArchiveThreadHelper(char* storage) {
|
|
v8::ImplementationUtilities::HandleScopeData* current =
|
|
v8::ImplementationUtilities::CurrentHandleScope();
|
|
handle_scope_data_ = *current;
|
|
memcpy(storage, this, sizeof(*this));
|
|
|
|
ResetAfterArchive();
|
|
current->Initialize();
|
|
|
|
return storage + ArchiveSpacePerThread();
|
|
}
|
|
|
|
|
|
int HandleScopeImplementer::ArchiveSpacePerThread() {
|
|
return sizeof(thread_local);
|
|
}
|
|
|
|
|
|
char* HandleScopeImplementer::RestoreThread(char* storage) {
|
|
return thread_local.RestoreThreadHelper(storage);
|
|
}
|
|
|
|
|
|
char* HandleScopeImplementer::RestoreThreadHelper(char* storage) {
|
|
memcpy(this, storage, sizeof(*this));
|
|
*v8::ImplementationUtilities::CurrentHandleScope() = handle_scope_data_;
|
|
return storage + ArchiveSpacePerThread();
|
|
}
|
|
|
|
|
|
void HandleScopeImplementer::IterateThis(ObjectVisitor* v) {
|
|
// Iterate over all handles in the blocks except for the last.
|
|
for (int i = blocks()->length() - 2; i >= 0; --i) {
|
|
Object** block = blocks()->at(i);
|
|
v->VisitPointers(block, &block[kHandleBlockSize]);
|
|
}
|
|
|
|
// Iterate over live handles in the last block (if any).
|
|
if (!blocks()->is_empty()) {
|
|
v->VisitPointers(blocks()->last(), handle_scope_data_.next);
|
|
}
|
|
|
|
if (!saved_contexts_.is_empty()) {
|
|
Object** start = reinterpret_cast<Object**>(&saved_contexts_.first());
|
|
v->VisitPointers(start, start + saved_contexts_.length());
|
|
}
|
|
}
|
|
|
|
|
|
void HandleScopeImplementer::Iterate(ObjectVisitor* v) {
|
|
v8::ImplementationUtilities::HandleScopeData* current =
|
|
v8::ImplementationUtilities::CurrentHandleScope();
|
|
thread_local.handle_scope_data_ = *current;
|
|
thread_local.IterateThis(v);
|
|
}
|
|
|
|
|
|
char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) {
|
|
HandleScopeImplementer* thread_local =
|
|
reinterpret_cast<HandleScopeImplementer*>(storage);
|
|
thread_local->IterateThis(v);
|
|
return storage + ArchiveSpacePerThread();
|
|
}
|
|
|
|
} } // namespace v8::internal
|