| Line 69... |
Line 69... |
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//
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//
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// instantiate test data modules
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// instantiate test data modules
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//
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//
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const_map_2bit cm_2bit();
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const_map_2bit cm_2bit();
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const_map_3bit cm_3bit();
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const_map_4bit cm_4bit();
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const_map_5bit cm_5bit();
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initial begin
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initial begin
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clk = 0;
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clk = 0;
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we_fast_data_i = 0;
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we_fast_data_i = 0;
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| Line 139... |
Line 142... |
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//
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//
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// checking the constellation map
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// checking the constellation map
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//
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//
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check_const_map(2);
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check_const_map(2);
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check_const_map(3);
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check_const_map(4);
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check_const_map(5);
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#1000 $finish();
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#1000 $finish();
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end // main test
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end // main test
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| Line 243... |
Line 249... |
// feed input data
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// feed input data
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dut.bit_load <= bit;
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dut.bit_load <= bit;
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dut.cin <= i;
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dut.cin <= i;
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@ (posedge clk);
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@ (posedge clk);
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@ (posedge clk);
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@ (negedge clk);
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@ (negedge clk);
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// compare output with expected result
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// compare output with expected result
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case (bit)
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case (bit)
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1: $display("%d bit is not support constellation size", bit);
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1: $display("%d bit is not support constellation size", bit);
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2: begin
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2: begin
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if(cm_2bit.re[i] !== x_o) begin
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if(cm_2bit.re[i] !== x_o) begin
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$display("Input: %d --> x_o expected: %d got: %d", i, cm_2bit.re[i], x_o);
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$display("Input: %d --> x_o expected: %d got: %d", i, cm_2bit.re[i], x_o);
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end
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end
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if(cm_2bit.im[i] !== y_o) begin
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if(cm_2bit.im[i] !== y_o) begin
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$display("Input: %d --> y_o expected: %d got: %d", i, cm_2bit.im[i], y_o);
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$display("Input: %d --> y_o expected: %d got: %d", i, cm_2bit.im[i], y_o);
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end
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end
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end
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end
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3: begin
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if(cm_3bit.re[i] !== x_o) begin
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$display("Input: %d --> x_o expected: %d got: %d", i, cm_3bit.re[i], x_o);
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end
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if(cm_3bit.im[i] !== y_o) begin
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$display("Input: %d --> y_o expected: %d got: %d", i, cm_3bit.im[i], y_o);
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end
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end
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4: begin
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if(cm_4bit.re[i] !== x_o) begin
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$display("Input: %d --> x_o expected: %d got: %d", i, cm_4bit.re[i], x_o);
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end
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if(cm_4bit.im[i] !== y_o) begin
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$display("Input: %d --> y_o expected: %d got: %d", i, cm_4bit.im[i], y_o);
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end
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end
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5: begin
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if(cm_5bit.re[i] !== x_o) begin
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$display($time, " Input: %d --> x_o expected: %d got: %d", i, cm_5bit.re[i], x_o);
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end
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if(cm_5bit.im[i] !== y_o) begin
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$display($time, " Input: %d --> y_o expected: %d got: %d", i, cm_5bit.im[i], y_o);
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end
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end
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default: $display("%d is not an implemented bit size", bit);
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default: $display("%d is not an implemented bit size", bit);
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endcase
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endcase
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end
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end
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