projects / OpenSPARC-T2-DV / blame
| Commit | Line | Data |
|---|---|---|
| 86530b38 AT |
1 | // ========== Copyright Header Begin ========================================== |
| 2 | // | |
| 3 | // OpenSPARC T2 Processor File: niu_rdmc_pri_encode_32.v | |
| 4 | // Copyright (C) 1995-2007 Sun Microsystems, Inc. All Rights Reserved | |
| 5 | // 4150 Network Circle, Santa Clara, California 95054, U.S.A. | |
| 6 | // | |
| 7 | // * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 8 | // | |
| 9 | // This program is free software; you can redistribute it and/or modify | |
| 10 | // it under the terms of the GNU General Public License as published by | |
| 11 | // the Free Software Foundation; version 2 of the License. | |
| 12 | // | |
| 13 | // This program is distributed in the hope that it will be useful, | |
| 14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 16 | // GNU General Public License for more details. | |
| 17 | // | |
| 18 | // You should have received a copy of the GNU General Public License | |
| 19 | // along with this program; if not, write to the Free Software | |
| 20 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 21 | // | |
| 22 | // For the avoidance of doubt, and except that if any non-GPL license | |
| 23 | // choice is available it will apply instead, Sun elects to use only | |
| 24 | // the General Public License version 2 (GPLv2) at this time for any | |
| 25 | // software where a choice of GPL license versions is made | |
| 26 | // available with the language indicating that GPLv2 or any later version | |
| 27 | // may be used, or where a choice of which version of the GPL is applied is | |
| 28 | // otherwise unspecified. | |
| 29 | // | |
| 30 | // Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
| 31 | // CA 95054 USA or visit www.sun.com if you need additional information or | |
| 32 | // have any questions. | |
| 33 | // | |
| 34 | // ========== Copyright Header End ============================================ | |
| 35 | module niu_rdmc_pri_encode_32 (din,dout); | |
| 36 | ||
| 37 | input [15:0] din; | |
| 38 | output[15:0] dout; | |
| 39 | ||
| 40 | ||
| 41 | wire [15:0] req_in = din; | |
| 42 | ||
| 43 | ||
| 44 | wire[15:0] req_sel = { | |
| 45 | req_in[15] & (req_in[14:0] == 15'b0), | |
| 46 | req_in[14] & (req_in[13:0] == 14'b0), | |
| 47 | req_in[13] & (req_in[12:0] == 13'b0), | |
| 48 | req_in[12] & (req_in[11:0] == 12'b0), | |
| 49 | req_in[11] & (req_in[10:0] == 11'b0), | |
| 50 | req_in[10] & (req_in[9:0] == 10'b0), | |
| 51 | req_in[9] & (req_in[8:0] == 9'b0), | |
| 52 | req_in[8] & (req_in[7:0] == 8'b0), | |
| 53 | req_in[7] & (req_in[6:0] == 7'b0), | |
| 54 | req_in[6] & (req_in[5:0] == 6'b0), | |
| 55 | req_in[5] & (req_in[4:0] == 5'b0), | |
| 56 | req_in[4] & (req_in[3:0] == 4'b0), | |
| 57 | req_in[3] & (req_in[2:0] == 3'b0), | |
| 58 | req_in[2] & (req_in[1:0] == 2'b0), | |
| 59 | req_in[1] & (req_in[0] == 1'b0), | |
| 60 | req_in[0]}; | |
| 61 | ||
| 62 | wire [15:0] dout = req_sel; | |
| 63 | ||
| 64 | endmodule |