simulation split out from main

src/simulation.h

@@ -0,0 +1,41 @@
+/* simulation.h: Simulation handlers and helpers
+ * Created: 2026-03-10
+ * Author: Aryadev Chavali
+ * License: See end of file
+ * Commentary:
+ */
+
+#ifndef SIMULATION_H
+#define SIMULATION_H
+
+#include "program_iter.h"
+
+#define NUM_PROGRAMS_POW_2 10
+#define NUM_PROGRAMS       (1LU << NUM_PROGRAMS_POW_2)
+#define SIMULATION_SIZE    (SIZEOF_PROGRAM * NUM_PROGRAMS)
+
+// Simulation is simply a massive tape.  We pick two 64 byte portions of this
+// buffer for our update procedure, which is based on program_iter.
+struct Simulation
+{
+  char buffer[SIMULATION_SIZE];
+  u64 p1, p2;
+};
+
+void simulation_init(struct Simulation *sim);
+void simulation_update(struct Simulation *sim);
+
+#endif
+
+/* Copyright (C) 2026 Aryadev Chavali
+
+ * 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 Version 2 for
+ * details.
+
+ * You may distribute and modify this code under the terms of the GNU General
+ * Public License Version 2, which you should have received a copy of along with
+ * this program.  If not, please go to <https://www.gnu.org/licenses/>.
+
+ */