From 970ae501ce198a7a13180d6d8fe039457e730422 Mon Sep 17 00:00:00 2001 From: "Pavel V. Shatov (Meister)" Date: Tue, 27 Jun 2017 13:39:09 +0300 Subject: Start conversion to systolic architecture. --- src/rtl/modexpa7_adder64_carry32.v | 81 -------------------------------------- 1 file changed, 81 deletions(-) delete mode 100644 src/rtl/modexpa7_adder64_carry32.v (limited to 'src/rtl/modexpa7_adder64_carry32.v') diff --git a/src/rtl/modexpa7_adder64_carry32.v b/src/rtl/modexpa7_adder64_carry32.v deleted file mode 100644 index 093f660..0000000 --- a/src/rtl/modexpa7_adder64_carry32.v +++ /dev/null @@ -1,81 +0,0 @@ -//====================================================================== -// -// Copyright (c) 2016, NORDUnet A/S All rights reserved. -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions -// are met: -// - Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// -// - Redistributions in binary form must reproduce the above copyright -// notice, this list of conditions and the following disclaimer in the -// documentation and/or other materials provided with the distribution. -// -// - Neither the name of the NORDUnet nor the names of its contributors may -// be used to endorse or promote products derived from this software -// without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS -// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A -// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -// -//====================================================================== - -`timescale 1ns / 1ps - -module modexpa7_adder64_carry32 - ( - input wire clk, - input wire [31: 0] t, - input wire [31: 0] x, - input wire [31: 0] y, - output wire [31: 0] s, - input wire [31: 0] c_in, - output wire [31: 0] c_out - ); - - - // - // Multiplier - // - wire [63: 0] multiplier_out; - - dsp_multiplier_a7 dsp_multiplier - ( - .clk (clk), - .a (x), - .b (y), - .p (multiplier_out) - ); - - - // - // Carry and T - // - wire [63: 0] t_ext = {{32{1'b0}}, t}; - wire [63: 0] c_ext = {{32{1'b0}}, c_in}; - - - // - // Sum - // - wire [63: 0] sum = multiplier_out + c_in + t; - - - // - // Output - // - assign s = sum[31: 0]; - assign c_out = sum[63:32]; - - -endmodule -- cgit v1.2.3