// ========== Copyright Header Begin ========================================== // // OpenSPARC T1 Processor File: sparc_exu_eclcomp7.v // Copyright (c) 2006 Sun Microsystems, Inc. All Rights Reserved. // DO NOT ALTER OR REMOVE COPYRIGHT NOTICES. // // The above named program is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public // License version 2 as published by the Free Software Foundation. // // The above named program is distributed in the hope that it will be // useful, but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU // General Public License for more details. // // You should have received a copy of the GNU General Public // License along with this work; if not, write to the Free Software // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. // // ========== Copyright Header End ============================================ //////////////////////////////////////////////////////////////////////// /* // Module Name: sparc_exu_eclcomp7 // Description: This block is a 7 bit comparator. It takes 2 inputs // and outputs a 1 on out if they are equal. */ module sparc_exu_eclcomp7 (/*AUTOARG*/ // Outputs out, // Inputs in1, in2 ) ; input [6:0] in1; input [6:0] in2; output out; wire [6:0] in1xorin2; wire nor1out; wire nor2out; wire nor3out; wire nandout; assign in1xorin2 = in1 ^ in2; assign nor1out = ~(in1xorin2[0] | in1xorin2[1]); assign nor2out = ~(in1xorin2[2] | in1xorin2[3]); assign nor3out = ~(in1xorin2[4] | in1xorin2[5]); assign nandout = ~(nor1out & nor2out & nor3out); assign out = ~(in1xorin2[6] | nandout); endmodule // sparc_exu_eclcomp7