Objects Initial

Objects/private/interpreter/callstack.cpp

@@ -0,0 +1,40 @@
+
+#include "NewPlacement.hpp"
+
+#include "interpreter/callstack.h"
+
+#include "interpreter/bytecode.h"
+#include "primitives/methodobject.h"
+
+using namespace obj;
+
+void CallStack::enter(const CallStack::CallFrame& frame) {
+	if (mStack.size()) {
+		auto& last_frame = mStack.last();
+		last_frame.mIp = last_frame.mMethod->mScript->mBytecode.mInstructionIdx;
+	}
+
+	frame.mMethod->mScript->mBytecode.mArgumentsLoaded = 0;
+	frame.mMethod->mScript->mBytecode.mInstructionIdx = 0;
+	obj::NDO->refinc(frame.mMethod);
+	mStack.append(frame);
+}
+
+void CallStack::leave() {
+	auto frame = mStack.last();
+	obj::NDO->destroy(frame.mMethod);
+	mStack.pop();
+
+	if (mStack.size()) {
+		auto& last_frame = mStack.last();
+		last_frame.mMethod->mScript->mBytecode.mInstructionIdx = last_frame.mIp;
+	}
+}
+
+ByteCode* CallStack::getBytecode() {
+	return &mStack.last().mMethod->mScript->mBytecode;
+}
+
+tp::halni CallStack::len() const {
+	return mStack.size();
+}