111 lines
2.6 KiB
Verilog
111 lines
2.6 KiB
Verilog
`ifdef __ICARUS__
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`define SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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`endif
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module top;
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reg pass;
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reg [2:-1] vec;
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initial begin
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pass = 1'b1;
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx] = 1'b1;
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`endif
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if (vec !== 4'bxxx) begin
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$display("Failed vec[1'bx], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx:0] = 1'b1;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx:0], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx:0];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[0:1'bx] = 1'b1;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[0:1'bx], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[0:1'bx];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx:1'bx] = 1'b1;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx:1'bx], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx:1'bx];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx+:1] = 1'b1;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx+:1], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx+:1];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx+:2] = 2'b01;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx+:2], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx+:2];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx-:1] = 1'b1;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx-:1], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx-:1];
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`endif
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vec = 4'bxxxx;
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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assign vec[1'bx-:2] = 2'b01;
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`endif
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if (vec !== 4'bxxxx) begin
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$display("Failed vec[1'bx-:2], expected 4'bxxxx, got %b", vec);
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pass = 1'b0;
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end
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`ifdef SUPPORT_CONST_OUT_OF_RANGE_IN_IVTEST
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deassign vec[1'bx-:2];
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`endif
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if (pass) $display("PASSED");
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end
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endmodule
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