Merge pull request #68 from bdunahu/bdunahu

[WIP] Pipeline cleanup and revisited GUI storage display

1 files changed, 69 insertions, 0 deletions

diff --git a/src/controller.cc b/src/controller.cc
new file mode 100644
index 0000000..8df4b97
--- /dev/null
+++ b/src/controller.cc
@@ -0,0 +1,69 @@
+// Simulator for the RISC-V[ECTOR] mini-ISA
+// Copyright (C) 2025 Siddarth Suresh
+// Copyright (C) 2025 bdunahu
+
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+#include "controller.h"
+#include "ex.h"
+#include "response.h"
+#include "storage.h"
+
+Controller::Controller(Stage *stage, Storage *storage, bool is_pipelined)
+	: Stage(stage)
+{
+	this->clock_cycle = 1;
+	this->storage = storage;
+	this->is_pipelined = is_pipelined;
+	this->is_empty = true;
+	this->pc = 0x0;
+	this->checked_out = {};
+	this->gprs = {0};
+	this->gprs.at(2) = MEM_WORDS; // set the stack pointer
+}
+
+void Controller::run_for(int number)
+{
+	int i;
+	for (i = 0; i < number; ++i) {
+		try {
+			this->advance(READY);
+		} catch (HaltException &e) {
+			break;
+		}
+	}
+}
+
+int Controller::get_clock_cycle() { return this->clock_cycle; }
+
+std::array<int, GPR_NUM> Controller::get_gprs() { return this->gprs; }
+
+int Controller::get_pc() { return this->pc; }
+
+InstrDTO *Controller::advance(Response p)
+{
+	InstrDTO *r;
+	r = this->next->advance(p);
+	++this->clock_cycle;
+
+	if (r)
+		this->is_empty = true;
+
+	return r;
+}
+
+void Controller::advance_helper()
+{
+	// TODO: check halt condition and call UI to refresh
+}