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-rw-r--r--rtl/src/alu_a_src_mux.v3
1 files changed, 3 insertions, 0 deletions
diff --git a/rtl/src/alu_a_src_mux.v b/rtl/src/alu_a_src_mux.v
index fef701b..4c68d8d 100644
--- a/rtl/src/alu_a_src_mux.v
+++ b/rtl/src/alu_a_src_mux.v
@@ -1,3 +1,6 @@
+// alu src_a mux:
+// Selects source for alu input a.
+
module alu_a_src_mux (
input [31:0] src_pc,
input [31:0] src_pc_buf,