(1) Collapsed the sm and sa adder states. Thisimoproves performance for modexp with 3%. (2) Updated montprod testbench to not use the now removed states. (3) Minor code cleanup to make it easier to work with for further improvements.

1 files changed, 1 insertions, 3 deletions

diff --git a/src/tb/tb_montprod.v b/src/tb/tb_montprod.v
index bf9333e..850f8d9 100644
--- a/src/tb/tb_montprod.v
+++ b/src/tb/tb_montprod.v
@@ -226,7 +226,7 @@ module tb_montprod();
       if (SHOW_BQ_DEBUG)
         begin
           if (dut.montprod_ctrl_reg == dut.CTRL_L_CALC_SM)
-            $display("====================> B: %x Q: %x B_bit_index_reg: %x <=====================", dut.b_reg, dut.q_reg, dut.B_bit_index_reg);
+            $display("====================> B: %x Q: %x b_bit_index_reg: %x <=====================", dut.b_reg, dut.q_reg, dut.b_bit_index_reg);
         end
     end
 
@@ -247,8 +247,6 @@ module tb_montprod();
               $display("FSM: LOOP_ITER");
             dut.CTRL_LOOP_BQ:
               $display("FSM: LOOP_BQ");
-            dut.CTRL_L_CALC_SM:
-              $display("FSM: LOOP_CALC_SM");
             dut.CTRL_L_CALC_SA:
               $display("FSM: LOOP_CALC_SA");
             dut.CTRL_L_STALLPIPE_SA: