tests/various/hierarchy.sh

   1 #!/usr/bin/env bash
   2 # Simple test of hierarchy -auto-top.
   3
   4 set -e
   5
   6 echo -n "  TOP first - "
   7 ../../yosys -s - <<- EOY | grep "Automatically selected TOP as design top module"
   8   read_verilog << EOV
   9     module TOP(a, y);
  10       input a;
  11       output [31:0] y;
  12
  13       aoi12 p [31:0] (a, y);
  14     endmodule
  15
  16     module aoi12(a, y);
  17       input a;
  18       output y;
  19       assign y = ~a;
  20     endmodule
  21   EOV
  22   hierarchy -auto-top
  23 EOY
  24
  25 echo -n "  TOP last - "
  26 ../../yosys -s - <<- EOY | grep "Automatically selected TOP as design top module"
  27   read_verilog << EOV
  28     module aoi12(a, y);
  29       input a;
  30       output y;
  31       assign y = ~a;
  32     endmodule
  33
  34     module TOP(a, y);
  35       input a;
  36       output [31:0] y;
  37
  38       aoi12 foo (a, y);
  39     endmodule
  40   EOV
  41   hierarchy -auto-top
  42 EOY
  43
  44 echo -n "  no explicit top - "
  45 ../../yosys -s - <<- EOY | grep "Automatically selected noTop as design top module."
  46   read_verilog << EOV
  47     module aoi12(a, y);
  48       input a;
  49       output y;
  50       assign y = ~a;
  51     endmodule
  52
  53     module noTop(a, y);
  54       input a;
  55       output [31:0] y;
  56       assign y = a;
  57     endmodule
  58   EOV
  59   hierarchy -auto-top
  60 EOY