diff options
Diffstat (limited to 'src/rtl/montprod.v')
| -rw-r--r-- | src/rtl/montprod.v | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/src/rtl/montprod.v b/src/rtl/montprod.v index 6d3d865..5957c17 100644 --- a/src/rtl/montprod.v +++ b/src/rtl/montprod.v @@ -78,9 +78,8 @@ module montprod( localparam CTRL_EMIT_S = 4'ha; localparam SMUX_0 = 2'h0; - localparam SMUX_ADD_SM = 2'h1; - localparam SMUX_ADD_SA = 2'h2; - localparam SMUX_SHR = 2'h3; + localparam SMUX_ADD = 2'h1; + localparam SMUX_SHR = 2'h2; //---------------------------------------------------------------- @@ -365,10 +364,7 @@ module montprod( case (s_mux_reg) - SMUX_0: - s_mem_new = 32'h0; - - SMUX_ADD_SA: + SMUX_ADD: begin if (first_iteration_reg) muxed_s_mem_read_data = 32'h0; @@ -523,11 +519,13 @@ module montprod( CTRL_L_CALC_SA: begin - s_mux_new = SMUX_ADD_SA; + s_mux_new = SMUX_ADD; if (word_index_reg == 8'h0) begin reset_word_index_lsw = 1'b1; + first_iteration_new = 1'b0; + first_iteration_we = 1'b1; montprod_ctrl_new = CTRL_L_STALLPIPE_SA; montprod_ctrl_we = 1'b1; end @@ -535,8 +533,6 @@ module montprod( CTRL_L_STALLPIPE_SA: begin - first_iteration_new = 1'b0; - first_iteration_we = 1'b1; montprod_ctrl_new = CTRL_L_CALC_SDIV2; montprod_ctrl_we = 1'b1; reset_word_index_msw = 1'b1; @@ -544,7 +540,7 @@ module montprod( CTRL_L_CALC_SDIV2: begin - s_mux_new = SMUX_SHR; + s_mux_new = SMUX_SHR; if (word_index_reg == length_m1) begin |