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Implement basic behavior of async, await.

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* Add ExecutionPauser for yield, await
* Add new public API

Signed-off-by: seonghyun kim <sh8281.kim@samsung.com>
This commit is contained in:
seonghyun kim 2019-11-08 15:33:10 +09:00 • committed by Boram Bae
commit 42231eba48
80 changed files with 1514 additions and 1033 deletions
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16
src/runtime/ScriptFunctionObject.cpp
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@ -76,7 +76,6 @@ NEVER_INLINE void ScriptFunctionObject::generateByteCodeBlock(ExecutionState& st
if (currentCodeSizeTotal > FUNCTION_OBJECT_BYTECODE_SIZE_MAX) {
currentCodeSizeTotal = 0;
std::vector<CodeBlock*, gc_allocator<CodeBlock*>> codeBlocksInCurrentStack;
std::vector<CodeBlock*, gc_allocator<CodeBlock*>> generatorCodeBlocks;
ExecutionState* es = &state;
while (es) {
@ -91,26 +90,19 @@ NEVER_INLINE void ScriptFunctionObject::generateByteCodeBlock(ExecutionState& st
}
for (size_t i = 0; i < v.size(); i++) {
if (v[i]->isGenerator()) {
generatorCodeBlocks.push_back(v[i]);
} else if (std::find(codeBlocksInCurrentStack.begin(), codeBlocksInCurrentStack.end(), v[i]) == codeBlocksInCurrentStack.end()) {
if (std::find(codeBlocksInCurrentStack.begin(), codeBlocksInCurrentStack.end(), v[i]) == codeBlocksInCurrentStack.end()) {
v[i]->m_byteCodeBlock = nullptr;
}
}
v.clear();
v.resizeWithUninitializedValues(codeBlocksInCurrentStack.size() + generatorCodeBlocks.size());
v.resizeWithUninitializedValues(codeBlocksInCurrentStack.size());
size_t stackCodeBlocksSize = codeBlocksInCurrentStack.size();
for (size_t i = 0; i < stackCodeBlocksSize; i++) {
v[i] = codeBlocksInCurrentStack[i];
currentCodeSizeTotal += v[i]->m_byteCodeBlock->memoryAllocatedSize();
}
for (size_t i = stackCodeBlocksSize; i < stackCodeBlocksSize + generatorCodeBlocks.size(); i++) {
v[i] = generatorCodeBlocks[i - stackCodeBlocksSize];
currentCodeSizeTotal += v[i]->m_byteCodeBlock->memoryAllocatedSize();
}
}
ASSERT(!m_codeBlock->hasCallNativeFunctionCode());
@ -132,7 +124,7 @@ NEVER_INLINE void ScriptFunctionObject::generateByteCodeBlock(ExecutionState& st
Value ScriptFunctionObject::call(ExecutionState& state, const Value& thisValue, const size_t argc, NULLABLE Value* argv)
{
return FunctionObjectProcessCallGenerator::processCall<ScriptFunctionObject, false, false, false, false, FunctionObjectThisValueBinder, FunctionObjectNewTargetBinder, FunctionObjectReturnValueBinder>(state, this, thisValue, argc, argv, nullptr);
return FunctionObjectProcessCallGenerator::processCall<ScriptFunctionObject, false, false, false, FunctionObjectThisValueBinder, FunctionObjectNewTargetBinder, FunctionObjectReturnValueBinder>(state, this, thisValue, argc, argv, nullptr);
}
class ScriptFunctionObjectObjectThisValueBinderWithConstruct {
@ -200,7 +192,7 @@ Object* ScriptFunctionObject::construct(ExecutionState& state, const size_t argc
thisArgument->setPrototype(state, proto);
// ReturnIfAbrupt(thisArgument).
return FunctionObjectProcessCallGenerator::processCall<ScriptFunctionObject, false, true, true, false, ScriptFunctionObjectObjectThisValueBinderWithConstruct, ScriptFunctionObjectNewTargetBinderWithConstruct, ScriptFunctionObjectReturnValueBinderWithConstruct>(state, this, Value(thisArgument), argc, argv, newTarget).asObject();
return FunctionObjectProcessCallGenerator::processCall<ScriptFunctionObject, true, true, false, ScriptFunctionObjectObjectThisValueBinderWithConstruct, ScriptFunctionObjectNewTargetBinderWithConstruct, ScriptFunctionObjectReturnValueBinderWithConstruct>(state, this, Value(thisArgument), argc, argv, newTarget).asObject();
}
void ScriptFunctionObject::generateArgumentsObject(ExecutionState& state, size_t argc, Value* argv, FunctionEnvironmentRecord* environmentRecordWillArgumentsObjectBeLocatedIn, Value* stackStorage, bool isMapped)