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module あ | |
sub main | |
dim A=123+456*78/90-&HEAD | |
coNSOLe.wRiTELine(A) | |
end sub | |
end module |
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initial begin | |
$assertoff; | |
wait(ev.triggered); | |
$asserton; | |
end |
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$asserton(0, top); // (levels [, list_of_modules_or_assertions]) |
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module m #(max_size = 1023) ( | |
input clk, | |
input rst_n, | |
input [$clog2(max_count):0] in, | |
output [$clog2(max_count):0] out | |
); | |
endmodule |
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genvar i; | |
for (i = 0; i < SIZE; i = i + 1) begin | |
// module m を SIZE 個インスタンス | |
m i_m(.clk(clk), .rst_n(rst_n), .x(x[i]), .y(y)); | |
end |
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generate | |
genvar i; | |
for (i = 0; i < SIZE; i = i + 1) begin | |
m i_m(.clk(clk), .rst_n(rst_n), .x(x[i]), .y(y)); | |
end | |
endgenerate | |
generate | |
for (i = 0; i < SIZE; i = i + 1) begin // 上記宣言の genvar i が有効 | |
m i_m(.clk(clk), .rst_n(rst_n), .x(x[i]), .y(y)); |
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// foo[0].i_m ~ foo[SIZE-1].i_m がインスタンスされる | |
for (i = 0; i < SIZE; i = i + 1) begin : foo | |
m i_m(.clk(clk), .rst_n(rst_n), .x(x[i]), .y(y)); | |
end |
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for (genvar i = 0; i < SIZE; i++) begin | |
m i_m(.clk(clk), .rst_n(rst_n), .x(x[i]), .y(y)); | |
end |
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5 // 32-bit | |
'd5 // 32-bit | |
'h5 // 32-bit | |
'b101 // 32-bit |
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logic [63:0] a; | |
a = '0; // | |
a = '1; // a = 64'hFFFF_FFFF_FFFF_FFFF | |
a = 'x; // 'X も OK | |
a = 'z; // 'Z も OK |