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// ============================================================================
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// __
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// \\__/ o\ (C) 2022 Robert Finch, Waterloo
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// \ __ / All rights reserved.
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// \/_// robfinch@finitron.ca
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// ||
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//
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// df128Toi_tb.sv
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// - test convert decimal floating point to integer
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//
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// BSD 3-Clause License
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this
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// list of conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ============================================================================
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module df128Toi_tb();
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module df128Toi_tb();
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reg rst;
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reg rst;
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reg clk;
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reg clk;
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reg [15:0] adr;
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reg [15:0] adr;
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$fwrite(outfile, "s ------ flt ------ ------ bin ------ \n");
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$fwrite(outfile, "s ------ flt ------ ------ bin ------ \n");
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end
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end
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count <= count + 1;
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count <= count + 1;
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if (count > 140)
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if (count > 140)
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count <= 1'd1;
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count <= 1'd1;
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if (adr==1) begin
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flt <= 128'h27ffc000000000000000000000000000;
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end
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if (adr==2) begin
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if (adr==2) begin
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flt <= 128'h44000000000000000000000000000000;
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flt <= 128'h44000000000000000000000000000000;
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end
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end
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if (adr==3) begin
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if (adr==3) begin
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flt <= 128'h44004000000000000000000000000000;
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flt <= 128'h44004000000000000000000000000000;
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end
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end
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if (adr==4) begin
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flt <= 128'h44008000000000000000000000000000;
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end
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if (adr==5) begin
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if (adr==5) begin
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flt <= 128'h48000000000000000000000000000000;
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flt <= 128'h48000000000000000000000000000000;
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end
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end
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if (count==140) begin
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if (count==140) begin
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$fwrite(outfile, "%c %h\t%h%c\n", adr[11] ? "s" : "u", flt, bin, vf ? "v": " ");
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$fwrite(outfile, "%c %h\t%h%c\n", adr[11] ? "s" : "u", flt, bin, vf ? "v": " ");
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