Add thread debugger

src/core/kernel/threads.cpp

@@ -1,3 +1,4 @@
+#include <algorithm>
 #include <bit>
 #include <cassert>
 #include <cstring>
@@ -697,3 +698,18 @@ bool Kernel::shouldWaitOnObject(KernelObject* object) {
 			return true;
 	}
 }
+
+std::vector<Thread> Kernel::getMainProcessThreads() {
+	// Sort the thread indices so that they appear nicer in the debugger
+	auto indices = threadIndices;
+	std::sort(indices.begin(), indices.end());
+
+	std::vector<Thread> ret;
+	ret.reserve(indices.size());
+
+	for (const auto& index : indices) {
+		ret.push_back(threads[index]);
+	}
+
+	return ret;
+}