[Cryptech-Commits] [core/math/modexp] 01/02: Removed stale mux state.

[git at cryptech.is]

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joachim at secworks.se pushed a commit to branch perfopt
in repository core/math/modexp.

commit 6e47b8078046a10013636e6a5480b718c26ba8a0
Author: Joachim Strömbergson <joachim at secworks.se>
Date:   Wed Jun 24 19:57:00 2015 +0200

    Removed stale mux state.
---
 src/rtl/montprod.v | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/src/rtl/montprod.v b/src/rtl/montprod.v
index 189bb18..ad72418 100644
--- a/src/rtl/montprod.v
+++ b/src/rtl/montprod.v
@@ -78,9 +78,8 @@ module montprod #(parameter OPW = 32, parameter ADW = 8)
   localparam CTRL_EMIT_S          = 4'h8;
 
   localparam SMUX_ZERO            = 2'h0;
-  localparam SMUX_ITER            = 2'h1;
-  localparam SMUX_ADD             = 2'h2;
-  localparam SMUX_SHR             = 2'h3;
+  localparam SMUX_ADD             = 2'h1;
+  localparam SMUX_SHR             = 2'h2;
 
 
   //----------------------------------------------------------------
@@ -344,10 +343,6 @@ module montprod #(parameter OPW = 32, parameter ADW = 8)
           s_mem_write_data = {OPW{1'b0}};
           end
 
-        SMUX_ITER:
-          begin
-          end
-
         SMUX_ADD:
           begin
             s_mem_we = b_reg | q_reg | first_iteration_reg;
@@ -519,7 +514,6 @@ module montprod #(parameter OPW = 32, parameter ADW = 8)
         // Also abort loop if done.
         CTRL_LOOP_ITER:
           begin
-            s_mux_new            = SMUX_ITER;
             tmp_opa_addr         = length_m1;
             b_bit_index_we       = 1'b1;
             montprod_ctrl_new    = CTRL_LOOP_BQ;