yosys/tests/various/memory_word_as_index.v

22 lines
474 B
Verilog

`define DATA 64'h492e5c4d7747e032
`define GATE(n, expr) \
module gate``n(sel, out); \
input wire [3:0] sel; \
output wire out; \
reg [63:0] bits; \
reg [5:0] ptrs[15:0]; \
initial bits = `DATA; \
initial $readmemh("memory_word_as_index.data", ptrs); \
assign out = expr; \
endmodule
`GATE(1, bits[ptrs[sel]])
`GATE(2, bits[ptrs[sel][5:0]])
`GATE(3, bits[ptrs[sel]+:1])
module gold(sel, out);
input wire [3:0] sel;
output wire out = `DATA >> (sel * 4);
endmodule