Add tests for EX

1 files changed, 17 insertions, 1 deletions

diff --git a/src/sim/ex.cc b/src/sim/ex.cc
index 50882d2..d177bc9 100644
--- a/src/sim/ex.cc
+++ b/src/sim/ex.cc
@@ -199,4 +199,20 @@ EX::EX(Stage *stage) : Stage(stage)
 	};
 }
 
-void EX::advance_helper() {}
+void EX::advance_helper() {
+	signed int s1, s2;
+	Mnemonic m;
+	
+	// it may be good to ensure we are not doing
+	// work that has already been done
+	if (this->curr_instr) {
+		m = this->curr_instr->get_mnemonic();
+		s1 = this->curr_instr->get_s1();
+		s2 = this->curr_instr->get_s2();
+
+		this->instr_map[m](s1, s2);
+
+		this->curr_instr->set_s1(s1);
+		this->status = OK;
+	}
+}