IPCores/lm32_cpu / file diff

     1.1 --- a/lm32_logic_op.v	Sun Mar 06 21:17:31 2011 +0000
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,76 +0,0 @@
     1.4 -// =============================================================================
     1.5 -//                           COPYRIGHT NOTICE
     1.6 -// Copyright 2006 (c) Lattice Semiconductor Corporation
     1.7 -// ALL RIGHTS RESERVED
     1.8 -// This confidential and proprietary software may be used only as authorised by
     1.9 -// a licensing agreement from Lattice Semiconductor Corporation.
    1.10 -// The entire notice above must be reproduced on all authorized copies and
    1.11 -// copies may only be made to the extent permitted by a licensing agreement from
    1.12 -// Lattice Semiconductor Corporation.
    1.13 -//
    1.14 -// Lattice Semiconductor Corporation        TEL : 1-800-Lattice (USA and Canada)
    1.15 -// 5555 NE Moore Court                            408-826-6000 (other locations)
    1.16 -// Hillsboro, OR 97124                     web  : http://www.latticesemi.com/
    1.17 -// U.S.A                                   email: techsupport@latticesemi.com
    1.18 -// =============================================================================/
    1.19 -//                         FILE DETAILS
    1.20 -// Project          : LatticeMico32
    1.21 -// File             : lm32_logic_op.v
    1.22 -// Title            : Logic operations (and / or / not etc)
    1.23 -// Dependencies     : lm32_include.v
    1.24 -// Version          : 6.1.17
    1.25 -//                  : Initial Release
    1.26 -// Version          : 7.0SP2, 3.0
    1.27 -//                  : No Change
    1.28 -// Version          : 3.1
    1.29 -//                  : No Change
    1.30 -// =============================================================================
    1.31 -
    1.32 -`include "lm32_include.v"
    1.33 -
    1.34 -/////////////////////////////////////////////////////
    1.35 -// Module interface
    1.36 -/////////////////////////////////////////////////////
    1.37 -
    1.38 -module lm32_logic_op (
    1.39 -    // ----- Inputs -------
    1.40 -    logic_op_x,
    1.41 -    operand_0_x,
    1.42 -    operand_1_x,
    1.43 -    // ----- Outputs -------
    1.44 -    logic_result_x
    1.45 -    );
    1.46 -
    1.47 -/////////////////////////////////////////////////////
    1.48 -// Inputs
    1.49 -/////////////////////////////////////////////////////
    1.50 -
    1.51 -input [`LM32_LOGIC_OP_RNG] logic_op_x;
    1.52 -input [`LM32_WORD_RNG] operand_0_x;
    1.53 -input [`LM32_WORD_RNG] operand_1_x;
    1.54 -
    1.55 -/////////////////////////////////////////////////////
    1.56 -// Outputs
    1.57 -/////////////////////////////////////////////////////
    1.58 -
    1.59 -output [`LM32_WORD_RNG] logic_result_x;
    1.60 -reg    [`LM32_WORD_RNG] logic_result_x;
    1.61 -    
    1.62 -/////////////////////////////////////////////////////
    1.63 -// Internal nets and registers 
    1.64 -/////////////////////////////////////////////////////
    1.65 -
    1.66 -integer logic_idx;
    1.67 -
    1.68 -/////////////////////////////////////////////////////
    1.69 -// Combinational Logic
    1.70 -/////////////////////////////////////////////////////
    1.71 -
    1.72 -always @(*)
    1.73 -begin
    1.74 -    for(logic_idx = 0; logic_idx < `LM32_WORD_WIDTH; logic_idx = logic_idx + 1)
    1.75 -        logic_result_x[logic_idx] = logic_op_x[{operand_1_x[logic_idx], operand_0_x[logic_idx]}];
    1.76 -end
    1.77 -    
    1.78 -endmodule
    1.79 -