Add mock stage, proper decode tests

1 files changed, 41 insertions, 0 deletions

diff --git a/src/sim/dum.cc b/src/sim/dum.cc
new file mode 100644
index 0000000..f14c89a
--- /dev/null
+++ b/src/sim/dum.cc
@@ -0,0 +1,41 @@
+#include "dum.h"
+#include "accessor.h"
+#include "instrDTO.h"
+#include "response.h"
+#include "stage.h"
+#include "utils.h"
+
+static Logger *global_log = Logger::getInstance();
+
+DUM::DUM(Stage *stage) : Stage(stage) { this->id = IDLE; }
+
+InstrDTO *DUM::advance(Response p)
+{
+	InstrDTO *r = curr_instr;
+
+	this->advance_helper();
+	if (this->status == OK && p == OK) {
+		this->curr_instr->set_time_of(this->id, this->clock_cycle);
+		r = new InstrDTO(*this->curr_instr);
+		delete curr_instr;
+		curr_instr = nullptr;
+	}
+
+	return r;
+}
+
+void DUM::advance_helper()
+{
+	if (this->curr_instr)
+		global_log->log(
+			DEBUG, string_format(
+					  "Using bits: %i ", this->curr_instr->get_instr_bits()));
+	else
+		global_log->log(DEBUG, "curr_instr is null");
+}
+
+void DUM::set_curr_instr(InstrDTO *d)
+{
+	this->curr_instr = d;
+	this->status = OK;
+}