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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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