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Issue 1140673002: [V8] Added Script::is_opaque flag for embedders (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: rebase Created 5 years, 7 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2014 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/bootstrapper.h" 5 #include "src/bootstrapper.h"
6 6
7 #include "src/accessors.h" 7 #include "src/accessors.h"
8 #include "src/api-natives.h" 8 #include "src/api-natives.h"
9 #include "src/base/utils/random-number-generator.h" 9 #include "src/base/utils/random-number-generator.h"
10 #include "src/code-stubs.h" 10 #include "src/code-stubs.h"
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1486 // environment has been at least partially initialized. Add a stack check 1486 // environment has been at least partially initialized. Add a stack check
1487 // before entering JS code to catch overflow early. 1487 // before entering JS code to catch overflow early.
1488 StackLimitCheck check(isolate); 1488 StackLimitCheck check(isolate);
1489 if (check.HasOverflowed()) return false; 1489 if (check.HasOverflowed()) return false;
1490 1490
1491 Handle<Context> context(isolate->context()); 1491 Handle<Context> context(isolate->context());
1492 1492
1493 Handle<String> script_name = 1493 Handle<String> script_name =
1494 isolate->factory()->NewStringFromUtf8(name).ToHandleChecked(); 1494 isolate->factory()->NewStringFromUtf8(name).ToHandleChecked();
1495 Handle<SharedFunctionInfo> function_info = Compiler::CompileScript( 1495 Handle<SharedFunctionInfo> function_info = Compiler::CompileScript(
1496 source, script_name, 0, 0, false, false, Handle<Object>(), context, NULL, 1496 source, script_name, 0, 0, ScriptOriginOptions(), Handle<Object>(),
1497 NULL, ScriptCompiler::kNoCompileOptions, NATIVES_CODE, false); 1497 context, NULL, NULL, ScriptCompiler::kNoCompileOptions, NATIVES_CODE,
1498 false);
1498 if (function_info.is_null()) return false; 1499 if (function_info.is_null()) return false;
1499 1500
1500 DCHECK(context->IsNativeContext()); 1501 DCHECK(context->IsNativeContext());
1501 1502
1502 Handle<Context> runtime_context(context->runtime_context()); 1503 Handle<Context> runtime_context(context->runtime_context());
1503 Handle<JSBuiltinsObject> receiver(context->builtins()); 1504 Handle<JSBuiltinsObject> receiver(context->builtins());
1504 Handle<JSFunction> fun = 1505 Handle<JSFunction> fun =
1505 isolate->factory()->NewFunctionFromSharedFunctionInfo(function_info, 1506 isolate->factory()->NewFunctionFromSharedFunctionInfo(function_info,
1506 runtime_context); 1507 runtime_context);
1507 1508
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1531 // function and insert it into the cache. 1532 // function and insert it into the cache.
1532 Vector<const char> name = CStrVector(extension->name()); 1533 Vector<const char> name = CStrVector(extension->name());
1533 SourceCodeCache* cache = isolate->bootstrapper()->extensions_cache(); 1534 SourceCodeCache* cache = isolate->bootstrapper()->extensions_cache();
1534 Handle<Context> context(isolate->context()); 1535 Handle<Context> context(isolate->context());
1535 DCHECK(context->IsNativeContext()); 1536 DCHECK(context->IsNativeContext());
1536 1537
1537 if (!cache->Lookup(name, &function_info)) { 1538 if (!cache->Lookup(name, &function_info)) {
1538 Handle<String> script_name = 1539 Handle<String> script_name =
1539 factory->NewStringFromUtf8(name).ToHandleChecked(); 1540 factory->NewStringFromUtf8(name).ToHandleChecked();
1540 function_info = Compiler::CompileScript( 1541 function_info = Compiler::CompileScript(
1541 source, script_name, 0, 0, false, false, Handle<Object>(), context, 1542 source, script_name, 0, 0, ScriptOriginOptions(), Handle<Object>(),
1542 extension, NULL, ScriptCompiler::kNoCompileOptions, NOT_NATIVES_CODE, 1543 context, extension, NULL, ScriptCompiler::kNoCompileOptions,
1543 false); 1544 NOT_NATIVES_CODE, false);
1544 if (function_info.is_null()) return false; 1545 if (function_info.is_null()) return false;
1545 cache->Add(name, function_info); 1546 cache->Add(name, function_info);
1546 } 1547 }
1547 1548
1548 // Set up the function context. Conceptually, we should clone the 1549 // Set up the function context. Conceptually, we should clone the
1549 // function before overwriting the context but since we're in a 1550 // function before overwriting the context but since we're in a
1550 // single-threaded environment it is not strictly necessary. 1551 // single-threaded environment it is not strictly necessary.
1551 Handle<JSFunction> fun = 1552 Handle<JSFunction> fun =
1552 factory->NewFunctionFromSharedFunctionInfo(function_info, context); 1553 factory->NewFunctionFromSharedFunctionInfo(function_info, context);
1553 1554
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3036 return from + sizeof(NestingCounterType); 3037 return from + sizeof(NestingCounterType);
3037 } 3038 }
3038 3039
3039 3040
3040 // Called when the top-level V8 mutex is destroyed. 3041 // Called when the top-level V8 mutex is destroyed.
3041 void Bootstrapper::FreeThreadResources() { 3042 void Bootstrapper::FreeThreadResources() {
3042 DCHECK(!IsActive()); 3043 DCHECK(!IsActive());
3043 } 3044 }
3044 3045
3045 } } // namespace v8::internal 3046 } } // namespace v8::internal
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